WO2024008612A1 - Salzlösevorrichtung zur bereitstellung mindestens einer salzlösung für eine geschirrspülmaschine - Google Patents
Salzlösevorrichtung zur bereitstellung mindestens einer salzlösung für eine geschirrspülmaschine Download PDFInfo
- Publication number
- WO2024008612A1 WO2024008612A1 PCT/EP2023/068157 EP2023068157W WO2024008612A1 WO 2024008612 A1 WO2024008612 A1 WO 2024008612A1 EP 2023068157 W EP2023068157 W EP 2023068157W WO 2024008612 A1 WO2024008612 A1 WO 2024008612A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- salt
- container
- dissolving device
- dishwasher
- saline solution
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/0018—Controlling processes, i.e. processes to control the operation of the machine characterised by the purpose or target of the control
- A47L15/0021—Regulation of operational steps within the washing processes, e.g. optimisation or improvement of operational steps depending from the detergent nature or from the condition of the crockery
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/4214—Water supply, recirculation or discharge arrangements; Devices therefor
- A47L15/4225—Arrangements or adaption of recirculation or discharge pumps
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/4229—Water softening arrangements
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/0076—Washing or rinsing machines for crockery or tableware of non-domestic use type, e.g. commercial dishwashers for bars, hotels, restaurants, canteens or hospitals
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L2401/00—Automatic detection in controlling methods of washing or rinsing machines for crockery or tableware, e.g. information provided by sensors entered into controlling devices
- A47L2401/11—Water hardness, acidity or basicity
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L2501/00—Output in controlling method of washing or rinsing machines for crockery or tableware, i.e. quantities or components controlled, or actions performed by the controlling device executing the controlling method
- A47L2501/07—Consumable products, e.g. detergent, rinse aids or salt
Definitions
- Salt dissolving device for providing at least one salt solution for a dishwasher
- the invention relates to a salt dissolving device for providing at least one salt solution for a dishwasher, a dishwasher for cleaning items to be cleaned and a method for producing at least one salt solution for a dishwasher.
- Salt dissolving devices, dishwashers and processes of the type mentioned can be used, for example, in the field of commercial dishwashing technology.
- the devices and the method of the type mentioned can be used, for example, in the field of dishwashing technology, in particular in the field of commercial dishwashing technology.
- the invention can be used in particular in large kitchens in which items to be cleaned, such as trays, dishes and cutlery, have to be cleaned in large quantities.
- other types of cleaning devices can in principle be modified according to the invention, and/or the invention can be used to clean other types of items to be cleaned.
- cleaning devices also referred to as cleaning devices, which can clean and/or disinfect items to be cleaned.
- the design of these cleaning devices depends heavily on the various boundary conditions, such as the type of items to be cleaned, the contamination, the throughput or similar conditions.
- cleaning devices which are described, for example, in DE 10 2004 056 052 A1, DE 10 2007 025 263 A1, DE 10 2015 102 593 A1, EP 2 491 844 A2 or EP 1982631 A2.
- other configurations are also possible.
- the items to be cleaned are generally supplied with at least one cleaning fluid. For example, this can be done in a cleaning chamber via at least one application device, in particular with at least one nozzle system.
- At least one salt solution can be produced to produce the cleaning fluid and/or at least one component of the cleaning fluid.
- Various salt dissolving devices are known from the prior art.
- DE 1 883 789 U describes a salt container for ion exchangers in washing machines, in particular dishwashers, which has a device for dividing the incoming water over the upper cross-sectional area of the container.
- DE 33 03 161 A1 describes a water softening device for household appliances, in particular for dishwashers, with an ion exchange vessel and a salt container through which flows from bottom to top, which has a collecting space that receives fresh water in the bottom area below the salt receiving space covered by a sieve and one that leads to the ion exchange vessel in the upper container area Brine overflow, into which a mixing channel flows bypassing the salt receiving space and fed by fresh water.
- a liquid-permeable salt chamber that can be filled from the salt receiving space is assigned to the mixing channel.
- DE 10 2004 021 197 A1 describes a device for water treatment in household machines such as dishwashers, washing machines or the like with an ion exchanger and a salt container, which includes a salt chamber inside for storing salt for the regeneration of the ion exchanger, which is also possible when the salt level is low /or with rapid throughput when displacing the brine into the ion exchanger, a sufficient amount of sufficiently concentrated brine is reliably supplied to the ion exchanger.
- This is achieved by providing a brine space for holding liquid brine, which is separated from the salt space by a separation that is impermeable to undissolved solid salt but permeable to liquid brine, so that it at least partially contains the amount of brine intended for a regeneration process as a brine supply.
- EP 1 023 868 A2 describes a device for softening fresh water in a cleaning device for dishes and/or tray parts, which has a closed container. ter, in which at least one ion exchange container, a salt container and a dosing device for saline solution for regeneration are in flow connection.
- the method includes the steps of rinsing the at least one regenerated replacement container with water between the steps of washing and rinsing the dishes and/or tray parts, loading the at least one replacement container to soften rinsing liquid and regenerating the at least one replacement container by means of the flow with saline solution.
- the exchange container is flowed through in the opposite direction of flow during water softening and regeneration.
- EP 1 334 688 A2 describes a method for detecting a lack of salt in a dishwasher or washing machine equipped with a softener, wherein a salt container of the softener is connected to fresh water or the like for brine treatment and an ion exchanger is regenerated with the brine from the salt container, and in order to sense a In the absence of salt, the density of the brine is used.
- liquid height differences between brine and fresh water are derived from the density differences between the fresh water supplied and the salt brine and are used to sense the brine concentration.
- the device for carrying out the method can be implemented simply and reliably with little construction effort and low costs.
- a light sensor in the form of an optical light barrier can advantageously be used.
- GB 1 493 229 A describes a container for storing a regenerating agent for a water softener in a dishwasher, consisting of a hollow body which extends below the bottom of the washing tank, and a filler neck through which the regenerating agent is fed to the hollow body, the neck being extends into the rinsing tank and the gap between the filler neck and the hollow body forms an outlet which allows liquid to pass from the hollow body into the rinsing tank, the arrangement being such that both the filler neck and the outlet are closed at the same time by a lid can be.
- WO 2008/125504 A1 describes a water-conducting household appliance, in particular a dishwasher or washing machine, with a water softening device, comprising a regenerating agent container which has a regenerating agent receiving space into which a regenerating agent and water can be introduced and from which a brine formed by the regenerating agent and the water via a Overflow channel can be designed with a predetermined cross-sectional area, with one arranged in the regenerating agent container Brine strainer, which is assigned to the overflow channel.
- the brine sieve has a sieve area that is larger than the cross-sectional area of the overflow channel.
- a simple, cost-effective and reliable salt dissolving device should be provided.
- the terms “have”, “have”, “comprise” or “include” or any grammatical variations thereof are used in a non-exclusive manner. Accordingly, these terms can refer both to situations in which, in addition to the features introduced by these terms, no further features are present, or to situations in which one or more further features are present.
- the expression “A has B”, “A includes B”, “A includes B” or “A includes B” can refer to the situation in which, apart from B, no other element is present in A (i.e. to a situation in which A consists exclusively of B), as well as to the situation in which, in addition to B, one or more There are other elements in A, for example element C, elements C and D or even other elements.
- the terms “at least one” and “one or more” as well as grammatical variations of these terms when used in connection with one or more elements or features and are intended to express that the element or feature is provided single or multiple times can usually only be used once, for example when the feature or element is introduced for the first time. If the feature or element is subsequently mentioned again, the corresponding term “at least one” or “one or more” is generally no longer used, without limiting the possibility that the feature or element can be provided once or multiple times.
- first and second are to be viewed as pure descriptions, without specifying a sequence or ranking and, for example, without excluding the possibility that several types of first elements or second elements or exactly one type can be provided. Furthermore, additional elements, for example one or more third elements, may be present.
- a salt dissolving device for providing at least one salt solution for a dishwasher.
- the salt dissolving device includes at least one salt receptacle.
- the salt holding container has at least one input opening for at least one salt.
- the salt holding container is made of at least one fluid-impermeable material.
- the salt container has a funnel-shaped bottom.
- the salt receptacle has at least one inlet at a lower end of the salt receptacle.
- the salt receptacle also has at least one outlet at an upper end of the salt receptacle.
- the salt dissolving device comprises at least one salt solution container for holding the salt solution.
- the salt solution container is fluidly connected to the inlet and the outlet of the salt holding container.
- the saline solution container further has at least one saline solution outlet for providing the saline solution to the dishwasher.
- the salt dissolving device comprises at least one solvent inlet for feeding at least one solvent into the salt dissolving device.
- the salt dissolving device comprises at least one pump. The pump is set up to convey at least one fluid medium from the salt solution container via the inlet into the salt storage container and from the salt storage container via the outlet back into the salt solution container, the fluid medium being selected from the group consisting of: the solvent , the saline solution.
- washwasher as used herein is a broad term which should be given its ordinary and common meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning.
- the term can, without limitation, refer in particular to a cleaning device which is set up to at least largely remove adhering contaminants from items to be cleaned in the form of dishes and/or to hygienize and/or disinfect the dishes, in particular by applying at least a cleaning fluid.
- the tableware can in particular include cleaning items that are set up and intended for the presentation, preparation or storage of food and/or drinks, for example cleaning items selected from the group consisting of: plates, cups, bowls, bowls, glasses, pans, pots, trays, Cutlery, catering containers.
- the dishwasher can be set up as a dishwasher for commercial use in large kitchens or communal catering kitchens. Furthermore, the dishwasher can be set up to clean heavy and/or bulky items to be cleaned, such as containers and/or pots. Other configurations of the dishwasher and/or the items to be cleaned are also possible in principle.
- the dishwasher can be selected from the group consisting of: a transport dishwasher, in particular a belt transport dishwasher and/or a rack transport dishwasher; a pass-through dishwasher; a program machine. Other configurations are also fundamentally conceivable.
- cleaning items as used herein is also a broad term that should be given its ordinary and common meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning. The term can, without limitation, refer in particular to any objects that can be cleaned using a dishwasher. One item can be cleaned, or multiple items can be cleaned at the same time or sequentially. In particular, the items to be cleaned can be objects that are used directly or indirectly for the preparation, storage, reception or presentation of food, for example dishes, cutlery, trays, bowls, glasses, pots, cups, pans or similar objects.
- salt dissolving device is a broad term which should be given its ordinary and common meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning.
- the term can, without limitation, refer in particular to any device which is designed to dissolve at least any salt and thus produce a salt solution.
- the salt dissolving device can be set up to hold at least one salt and/or at least one salt mixture.
- the salt dissolving device can be set up to dissolve the salt and/or the salt mixture in a solvent, in particular in water.
- the salt dissolving device can be set up to provide a salt solution.
- the salt dissolving device can be set up to store the salt solution and/or transfer it to another device.
- the salt dissolving device can be set up to provide the salt solution with a desired concentration of the salt.
- the salt dissolving device can have several components, which are described in more detail below.
- salt as used herein is a broad term which should be given its ordinary and common meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning. The term may, without limitation, refer in particular to any chemical compound which is essentially crystalline from positively charged cations and negatively charged ones Anions are built up.
- the salt can in particular be a medium-soluble salt or a slightly soluble salt. However, soluble, slightly soluble or very easily soluble salts are also conceivable.
- the salt can in particular have a solubility of 50 g/dm 3 to 1000 g/dm 3 in water at 20°C.
- the salt can in particular be an alkali metal salt, in particular a sodium salt or a potassium salt.
- the alkali metal salt can be selected from the group consisting of: sodium citrate, methylglycine diacetic acid tri-sodium salt (MGDA), sodium polyacrylate, sodium tripolyphosphate, sodium formate, sodium acetate, potassium citrate, potassium polyacrylate, potassium tripolyphosphate, potassium acetate, tetrasodium N,N-bis( carboxylate methyl)L-glutamate (GLDA), tetrasodium iminodisuccinate (IDS), ethylenediaminetetraacetate (EDTA), nitrilotriacetic acid (NTA).
- MGDA methylglycine diacetic acid tri-sodium salt
- IDS tetrasodium iminodisuccinate
- EDTA ethylenediaminetetraacetate
- NTA nitrilotriacetic acid
- fluid medium as used herein is also a broad term and should be given its ordinary and common meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning.
- the term can, without limitation, refer in particular to a substance in a fluid, in particular gaseous and/or liquid, state.
- the fluid medium can be present, for example, as a pure substance or as a mixture of substances.
- the fluid medium can comprise at least one aqueous liquid, in particular water.
- solvent as used herein is a broad term that should be given its ordinary and common meaning as understood by those skilled in the art.
- the term is not limited to a special or adapted meaning.
- the term can, without limitation, refer in particular to any substance that can dissolve and dilute gases, liquids and/or solids without chemical reactions occurring between the solvent, the substance to be dissolved and the dissolved substance during the dissolving process.
- the solvent can in particular be water, preferably fresh water.
- fresh water as used herein is a broad term that should be given its ordinary and common meaning as understood by those skilled in the art.
- the term is not limited to a special or adapted meaning.
- the term can, without limitation, refer in particular to unused water. The water can be at least largely free of impurities.
- the fresh water can in particular be water of drinking water quality.
- the solvent can be osmosis water.
- osmosis water as used herein is a broad term which should be given its ordinary and common meaning, as the expert understands it. The term is not limited to a special or adapted meaning.
- the term can, without limitation, refer in particular to filtered water that is at least virtually free of all pollutants, for example by means of an osmosis system. Due to the high degree of purity, osmosis water can have a water hardness of almost 0° GH. Other types of solvents are also fundamentally conceivable.
- the term "saline” as used herein is a broad term which should be given its ordinary and current meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning.
- the term can, without limitation, refer in particular to any solution of at least one salt in at least one solvent, in particular in water.
- the salt solution can be at least one cleaning fluid or at least one component of the cleaning fluid.
- the salt solution can form a starting material for at least one component of the cleaning fluid.
- the salt solution can be converted into the at least one component of the cleaning fluid, in particular into at least one alkali and/or into at least one acid.
- the conversion device can be, for example, an electrolysis cell or a dialysis cell.
- the salt dissolving device is set up to provide the at least one salt solution for the dishwasher.
- the salt dissolving device can be a device in a dishwasher.
- the salt solution can therefore be made in the dishwasher.
- the salt solution does not necessarily have to be made in the dishwasher.
- cleaning fluid as used herein is a broad term and should be given its ordinary and common meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning.
- the term can, without limitation, refer in particular to a fluid and in particular a liquid which, when it hits the item to be cleaned, can develop a cleaning effect.
- the cleaning liquid can comprise an aqueous liquid, for example water and/or water with one or more additives, for example with one or more cleaning concentrates and/or rinse aids and/or disinfectants.
- the cleaning device can be set up to use a single cleaning liquid or to use a combination of several cleaning liquids. If several cleaning liquids are provided, the items to be cleaned can be exposed to the different cleaning liquids take place simultaneously or sequentially.
- the items to be cleaned can remain stationary within the cleaning chamber and can be successively exposed to the various cleaning fluids.
- the items to be cleaned can also be transported through the cleaning chamber, for example through a cleaning tunnel, and there sequentially applied in successively stored cleaning zones with different types of cleaning fluid and/or with cleaning fluids of different degrees of purity.
- salt holding container is a broad term which should be given its ordinary and common meaning as understood by those skilled in the art.
- the term is not limited to a special or adapted meaning.
- the term can, without limitation, refer in particular to any container which is designed to hold at least one salt.
- the salt holding container can in particular completely or partially enclose or close off at least one interior space.
- the salt holding container can in particular offer mechanical stability.
- the salt holding container can, for example, be made of at least one rigid material.
- the salt holding container includes the at least one input opening.
- input port as used herein is a broad term that should be given its ordinary and common meaning as understood by those skilled in the art.
- the term is not limited to a special or adapted meaning.
- the term can, without limitation, refer in particular to any opening of a container which is designed to introduce a substance, in particular salt, into at least one interior of the container.
- the salt holding container is made of at least one fluid-impermeable material.
- fluid impermeable material as used herein is a broad term that should be given its ordinary and conventional meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning. The term may, without limitation, refer to any material that is impermeable to any fluid.
- the fluid-impermeable material can in particular be a non-porous material.
- the salt holding container can completely or partially enclose or close off at least one interior space.
- the salt holding container can have at least one wall which completely or partially encloses or closes off the interior.
- the wall can be made of the fluid-impermeable material.
- the salt can come into direct contact with, especially after filling it into the salt container the wall can be made of the fluid-impermeable material. Escaping of a fluid medium from the interior into an external environment of the salt container through the fluid-impermeable material can be avoided.
- the salt receptacle, in particular the wall made of the fluid-impermeable material can have one or more openings, in particular recesses, which can form an inlet into the salt receptacle and/or an outlet from the salt receptacle for the fluid medium.
- the salt holding container may be made of at least one material selected from the group consisting of: a metal, preferably a stainless steel; a plastic, preferably a thermoset or thermoplastic.
- the plastic can be, for example, polypropylene or polyethylene.
- the plastic can optionally comprise at least one reinforcing material, in particular glass fibers and/or one or more mineral substances. Other materials are also fundamentally conceivable.
- the salt holding container has the funnel-shaped bottom.
- soil as used herein is a broad term which should be given its ordinary and common meaning as understood by those skilled in the art.
- the term is not limited to a special or adapted meaning.
- the term may, without limitation, refer in particular to an area of a higher-level space which, with regard to a direction of gravity that usually prevails in the higher-level area, is located least distant in the direction of gravity and/or an area of the higher-level space Space in which a liquid and/or a solid will usually collect under the influence of gravity.
- the term “funnel-shaped bottom” as used herein is a broad term which should be given its ordinary and common meaning as understood by those skilled in the art.
- the term is not limited to a special or adapted meaning.
- the term can, without limitation, refer to any soil which is at least partially funnel-shaped.
- the funnel-shaped bottom can taper evenly or unevenly in its cross section.
- the funnel-shaped bottom may have an upper end and an opposite lower end.
- the funnel-shaped bottom may taper from the upper end to the lower end.
- the funnel-shaped bottom can have the shape of a cone or a truncated cone, in particular a straight cone or a truncated cone.
- the funnel-shaped bottom of the salt receptacle can have an opening angle of 20° to 120°, preferably 60° to 100°, and particularly preferably 80°.
- An “opening angle” is basically a double of an angle between a surface line and to understand an axis of a cone. Other opening angles are also fundamentally conceivable.
- the salt receptacle in particular the funnel-shaped bottom of the salt receptacle, can in particular have a cross section selected from the group consisting of: a round cross section, in particular a circular cross section; a rectangular cross section, in particular a square cross section, a polygonal cross section.
- a cross section selected from the group consisting of: a round cross section, in particular a circular cross section; a rectangular cross section, in particular a square cross section, a polygonal cross section.
- the salt holding container can have an area above the funnel-shaped bottom, which has a substantially constant cross section. This can fundamentally simplify importing the salt.
- the salt holding container has the at least one inlet and the at least one outlet.
- inlet and exhaust as used herein are broad terms and should be given the ordinary and common meanings as understood by those skilled in the art. The terms are not limited to special or adapted meanings. The terms can, without limitation, refer in particular to areas, in particular to openings of a container, into which a fluid medium enters an interior of the container or exits from the interior of the container.
- the salt holding container has an upper end and a lower end.
- the upper end and the lower end can face each other.
- the funnel-shaped bottom may be at the bottom.
- the term "lower end” as used herein is a broad term which should be given its ordinary and conventional meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning.
- the term may, without limitation, refer in particular to a region of an element which, with respect to a typically predominant direction of gravity, is located least distant in the direction of gravity.
- top end as used herein is a broad term which should be given its ordinary and current meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning.
- the term may, without limitation, refer in particular to a region of an element which, with respect to a typically predominant direction of gravity, is located furthest in the direction of gravity.
- the salt holding container has the inlet at the lower end.
- the inlet can in particular be formed by an opening in the funnel-shaped bottom.
- the outlet is located at the upper end of the salt container.
- the outlet can in particular be arranged on a side wall of the funnel-shaped base.
- the salt receiving container can have the area adjacent to the funnel-shaped bottom above, which has a substantially constant cross section, and the outlet can be formed by an opening in the adjacent area.
- the outlet of the salt receptacle can have at least one outlet connection.
- the salt dissolving device can be set up in such a way that the fluid medium flows against gravity from the salt solution container into the salt receiving container.
- the salt dissolving device can be set up in such a way that the fluid medium flows from the salt solution container essentially axially, ie along an axis, via the inlet into the salt receiving container.
- the salt dissolving device can be set up in such a way that the fluid medium flows from the salt solution container along an axis of a line system between the salt solution container and the salt storage container, in particular along a longitudinal axis of a pipe or a hose between the salt solution container and the salt storage container flows into the inlet into the salt holding container.
- the salt can be at least almost completely dissolved, in particular by not yet dissolved salt sliding continuously downwards and always being loosened and surrounded by the solvent when the pump is switched on.
- a solubility of the salt, a flow rate of the solvent, a duration of flow through the salt holding container and/or a temperature of the solvent are generally taken into account or adjusted. The higher the temperature of the solvent and/or the higher the flow rate of the solvent, the faster the salt is generally dissolved.
- the salt dissolving device can further comprise at least one sieve, in particular a flexible sieve.
- the sieve can be arranged at the inlet and/or at the outlet of the salt holding container.
- the sieve can be set up to at least largely prevent the salt from escaping in the form of solids from the salt holding container. In particular, this allows the salt to remain in the salt receptacle until all of the salt is dissolved.
- a flexible design of the sieve means that adhering salt deposits can be removed can be at least partially removed, in particular broken off, by the movement of a sieve surface of the sieve.
- the inherent movement of the sieve surface can be caused, for example, by switching the pump on and off.
- the inherent movement can, for example, be represented by a warping of an originally almost flat sieve surface of the sieve.
- the screen surface can move by +- 10% of the equivalent diameter based on an equivalent diameter.
- the salt dissolving device further comprises the at least one salt solution container for holding the salt solution.
- salt container as used herein is a broad term which should be given its ordinary and current meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning. The term can, without limitation, refer in particular to a completely or partially closed container which is set up to hold at least one fluid, in particular at least one liquid, in particular a salt solution.
- a wall of the salt solution container can, for example, be made completely or partially from at least one metallic material and/or from at least one plastic material. Other materials are also fundamentally conceivable.
- the salt solution container is fluidly connected to the inlet and the outlet of the salt holding container.
- fluid compound as used herein is a broad term that should be given its ordinary and common meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning. The term can, without limitation, refer in particular to an arrangement which enables an exchange of fluids between at least two fluid-carrying elements.
- the fluid connection can in particular establish a fluid connection between two or more components of the fluid system, in the present case in particular between the inlet or the outlet of the salt holding container and the saline solution container.
- the fluid connection can, for example, comprise one or more channels and/or pipes and/or two or more corresponding openings in the elements to be fluidly connected to one another.
- the term “fluid connection” may also include a presence of one or more valves between two or more components of the fluid system.
- the salt holding container and the saline solution container can be arranged spatially separated from one another.
- the salt collection container and the saline solution container can be designed as containers spaced apart from one another.
- the salt holding container can be arranged outside the saline solution container.
- the saline solution container can be fluidly connected to the inlet of the salt receptacle via at least a first line system and the saline container can be fluidly connected to the outlet of the salt receptacle via at least a second line system.
- the first and second line systems can be designed to be fluidly separated from one another.
- the saline container can have at least one saline container outlet, which is fluidly connected to the inlet of the salt receptacle, in particular by means of at least one tube and/or by means of at least one hose.
- the salt solution container can have at least one salt solution container inlet, which is fluidly connected to the outlet of the salt storage container, in particular by means of at least one tube and/or by means of at least one hose.
- the salt solution container can in particular be arranged below the salt holding container. However, designs are also conceivable in which the salt solution container is not arranged below the salt holding container. In this case, one or more pumps may be required.
- the salt storage container can thus be integrated into the saline solution container.
- the salt holding container can in particular be completely or at least partially enclosed by the saline solution container.
- a fluidic connection between the salt receptacle and the saline solution container can occur through an overflow of the salt receptacle.
- the salt solution container has at least one salt solution outlet for providing the salt solution to the dishwasher.
- the salt dissolving device can be a device in a dishwasher.
- the salt solution can therefore be made in the dishwasher.
- the salt solution does not necessarily have to be made in the dishwasher.
- the saline outlet allows a prepared saline solution to be removed from the saline container.
- the saline solution produced can be transferred from the saline solution container into a downstream system.
- the salt dissolving device includes the at least one solvent inlet for supplying the at least one solvent into the salt dissolving device.
- the solvent inlet can in particular be an inlet of the salt solution container.
- the solvent inlet can in particular be fluidly connected to at least one solvent supply.
- solvent delivery as used herein is a broad term that should be given its ordinary and conventional meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning.
- the term can, without limitation, refer in particular to an element or a device which is designed to supply at least one further element that is fluidly connected to the solvent supply with the solvent.
- the solvent supply can, for example, comprise at least one solvent-carrying pipe and/or pipe system. In particular, the solvent supply can be a fresh water supply.
- the salt dissolving device includes the at least one pump.
- the term “pump,” as used herein, is a broad term that should be given its ordinary and common meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning.
- the term can, without limitation, refer in particular to a device for conveying fluid media, in particular liquids, which is set up to provide a volume flow or mass flow of the fluid medium and/or to provide a quantity of the fluid medium.
- the pump can, for example, be connected directly to the salt receptacle via a fluidic connection, for example to the inlet of the salt receptacle, and/or can be connected to the salt receptacle via at least one intermediate fluidic element, for example at least one valve.
- the pump can in particular be connected to a substantially fail-safe energy storage device, in particular a battery or a capacitor.
- the pump can preferably be arranged in front of the inlet of the salt container.
- the pump can be arranged between the salt solution container and the salt storage container.
- the pump can alternatively be arranged after the outlet of the salt holding container.
- the pump is set up to convey the at least one fluid medium from the salt solution container via the inlet into the salt storage container and from the salt storage container via the outlet back into the salt solution container, the fluid medium being selected from the group consisting of: the solvent, the salt solution.
- the pump can be set up to repeatedly pump the fluid medium from the salt solution container via the inlet into the salt holding container and from the salt collection container via the outlet back into the salt solution container.
- the pump can be set up to repeatedly circulate the fluid medium between the salt holding container and the salt solution container.
- the pump can be set up to return fluid medium that is located in the salt holding container, in particular fluid medium that cannot be discharged via the outlet of the salt holding container.
- the pump can in particular be set up to convey the fluid medium in two directions.
- the pump can be set up in such a way that it incompletely closes a line system between the salt holding container and the salt solution container, in particular in such a way that the fluid medium flows out of the salt holding container via gravity and the fluid medium flows back into the salt solution container .
- the salt solution container can be arranged below the salt storage container.
- the salt dissolving device can also have at least one controller.
- the control can in particular be set up to control the pump.
- the controller can be set up to control the pump in such a way that the fluid medium is repeatedly circulated between the salt holding container and the saline solution container, in particular at time intervals.
- the pump can be switched on alternately over a period of 5 minutes to 20 minutes, in particular 10 minutes to 15 minutes, and switched off over a period of 1 minute to 10 minutes, in particular 2 minutes to 5 minutes.
- the pump can be switched on for a period of 15 minutes, then switched off for a period of 3 minutes and then switched on again for a period of 15 minutes.
- Other intervals are also fundamentally conceivable.
- control is a broad term that should be given its ordinary and common meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning.
- the term can, without limitation, refer in particular to a one-part or multi-part device of the salt dissolving device, which is set up to completely or partially control and/or regulate an operation of the salt dissolving device.
- the controller can be set up to change, in particular to control and/or regulate, one or more operating parameters of the salt dissolving device, for example at least one pump output and/or at least one valve position.
- the controller can in particular comprise at least one data processing device, for example at least one processor.
- the control of the salt dissolving device can be designed independently.
- control of the dishwasher can, for example, be a central or decentralized machine control.
- the control of the dishwasher can in particular be a one-part or multi-part device of the dishwasher, which is set up to completely or partially control and/or regulate operation of the dishwasher.
- the control of the dishwasher can be set up to change, in particular control and/or regulate, one or more operating parameters of the dishwasher, for example at least one temperature, at least one pressure, at least one heating output, at least one pump output, at least one valve position or else a combination of two or more operating parameters.
- the control of the dishwasher can in particular comprise at least one data processing device, for example at least one processor.
- the control of the dishwasher can in particular be set up in terms of programming, for example to control or carry out at least one cleaning program of the dishwasher.
- the salt holding container can be set up to hold salt.
- the salt dissolving device in particular the salt solution container, can be set up to hold the solvent.
- the salt dissolving device can be set up to flow the fluid medium through the salt in the salt receptacle, in particular from below, in particular in such a way that the salt solution accumulates in an upper region of the salt receptacle.
- the salt dissolving device can be set up to transfer the salt solution from the salt receiving container into the salt solution container.
- the salt dissolving device can be set up to repeatedly transfer the fluid medium, in particular the salt solution, from the salt solution container into the salt storage container and from the salt storage container into the salt solution container.
- the saline solution container can be set up to store the saline solution. As the dissolution time increases, a concentration of the salt solution can increase, in particular up to a maximum value, which can essentially result from an amount of salt and an amount of solvent.
- Salt residues or undissolved salt can generally combine to form larger structures if the flow rate is too low or if the solvent is at a standstill.
- the salt can be partially or completely in the solvent.
- it can be ensured that the amount of salt filled into the salt receptacle is at least largely completely dissolved.
- the pump circulates the solvent or the salt solution between the salt holding container and the salt solution container until the entire amount of salt filled in is at least almost dissolved.
- the pump can, as stated above, optionally be connected to the essentially fail-safe energy storage device. Furthermore, it can be ensured that there is enough solvent in the salt dissolving device, in particular to at least almost completely dissolve the amount of salt filled in. This can depend in particular on the solvent temperature and the solubility of the salt.
- the flow at intervals described above can contribute to at least almost complete dissolution of the salt.
- the salt dissolving device can have at least one salt receptacle solvent supply, in particular a nozzle, which is set up for cleaning the salt receptacle.
- the salt receptacle solvent supply can in particular be set up for cleaning the salt receptacle and/or the first line system and/or the second line system and/or the salt solution container.
- the salt holding container solvent supply can be set up to spray at least one solvent into the salt holding container.
- the salt receptacle solvent supply can be arranged in particular above the end of the salt receptacle opposite the funnel-shaped bottom. However, other arrangements are also fundamentally conceivable.
- nozzle as used herein is a broad term and should be given its ordinary and common meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning.
- the term can, without limitation, refer in particular to any device which is designed to deliver at least one fluid in a defined manner, in particular as jets or drops.
- the nozzle can be set up to apply the fluid in a defined manner to at least one object to be acted upon.
- the nozzle can have at least one outlet opening through which the fluid can emerge and act on the object to be acted upon.
- the nozzle can be set up, for example, to direct the fluid in at least one predetermined direction, for example at a predetermined angle, onto the object to be acted upon.
- the salt dissolving device can be cleaned. This can be done via the salt holding tank solvent supply. This rinsing step can ensure that an operator can never come into contact with residual salt or brine. This rinsing step can also at least largely prevent salt residues from crystallizing in the salt dissolving device outside of a dissolving process.
- a regular time period for the saline solution from the saline container to be used up may be, for example, one week.
- the saline solution container can also have at least one sensor.
- the term “sensor,” as used herein, is a broad term that should be given its ordinary and common meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning.
- the term can, without limitation, refer in particular to a device that is set up to detect at least one property of another device, a substance or an environment, for example at least one physical, chemical or biological property.
- the sensor can in particular be selected from the group consisting of: a level sensor for detecting a volume of the fluid medium, in particular a float with a switching contact; a pressure sensor for detecting a fill level; a sensor for measuring a pH value; a sensor for measuring electrical conductivity. Other types of sensors are also fundamentally conceivable.
- the at least one sensor can be connected, for example, to the control of the salt dissolving device and/or to the control of the dishwasher.
- the saline solution container can have at least one further saline solution outlet for supplying the saline solution to a wastewater system, in particular via at least one pump and/or at least one valve.
- excess salt solution and/or liquid resulting from cleaning can be disposed of.
- the salt holding container can in particular have at least two outlets.
- the salt dissolving device can further comprise at least two salt solution containers.
- the Salt solution containers can each be fluidly connected to the inlet and one of the at least two outlets of the salt holding container.
- the salt dissolving device can comprise at least two pumps.
- the at least two pumps can each be set up to transport the fluid medium from one of the salt solution containers via the inlet into the salt storage container and from the salt storage container back into one of the salt solution containers, in particular repeatedly.
- one of the at least two pumps can be assigned to each of the at least two saline solution containers.
- the at least two saline solution containers can in particular comprise a saline solution container and a further saline solution container, the further saline solution container having at least one further solvent inlet for supplying solvent into the further saline solution container.
- the salt solution container can be fluidly connected to the inlet of the salt holding container via a line system.
- the further salt solution container can be fluidly connected to the inlet of the salt holding container via a further line system.
- a T-piece can be arranged at the inlet of the salt holding container.
- other connecting elements such as Y-pieces, are also fundamentally conceivable.
- the line system and the further line system can be decoupled from one another by at least one active or passive switching element.
- the active or passive switching element can be selected from the group consisting of: a valve; a slider; one flap, one tap.
- other switching elements are also fundamentally conceivable. Thanks to the at least two salt solution containers, two or more salts can be dissolved one after the other in a salt holding container.
- the switching element can be connected, for example, to the control of the salt dissolving device and/or to the control of the dishwasher.
- a dishwasher for cleaning items to be cleaned is proposed.
- the dishwasher includes at least one salt dissolving device, as has already been described or will be described below.
- the dishwasher comprises at least one cleaning chamber and at least one application device for applying at least one cleaning fluid to the items to be cleaned in the cleaning chamber.
- cleaning chamber is a broad term that should be given its ordinary and common meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning.
- the term may, without limitation, refer in particular to a completely or partially closed chamber within which the cleaning process can be carried out completely or partially.
- the cleaning chamber can in particular have at least one housing which completely or partially encloses the cleaning chamber.
- a single cleaning chamber can be provided, or in principle several cleaning chambers can be provided, for example sequentially. In particular, it can be a single cleaning chamber, so that the cleaning device can be designed, for example, as a so-called automatic program, as described above.
- applying device is a broad term which should be given its ordinary and common meaning as understood by those skilled in the art.
- the term is not limited to a special or adapted meaning.
- the term can, without limitation, refer in particular to any device in principle, by means of which the items to be cleaned within the cleaning chamber can be supplied with the cleaning fluid, in particular with at least one cleaning liquid.
- “Impingement” can generally be understood to mean bringing the item to be cleaned into any desired contact with the cleaning fluid. This can be done in particular in the form of direct application, for example by spraying, dripping, irradiation or a combination of the mentioned and/or other direct application types, in which the cleaning fluid directly impacts the items to be cleaned, preferably with a pulse greater than zero.
- the application device can in particular comprise at least one nozzle system, for example at least one nozzle arm, for example at least one rotatably mounted nozzle arm.
- the dishwasher can also have at least one saline storage container for receiving the saline solution from the saline solution container.
- the saline solution storage container can in particular be arranged below the saline solution container.
- the term “saline storage container,” as used herein, is a broad term that should be given its ordinary and common meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning. The term can, without limitation, refer in particular to a completely or partially closed container which is set up to hold at least one fluid, in particular at least one liquid, in particular a salt solution.
- One Wall of the saline solution container can, for example, be made completely or partially from at least one metallic material and/or from at least one plastic material.
- the saline storage container can be set up to store the saline solution.
- the saline solution storage container can be fluidly connectable or connected to the saline solution container.
- the saline storage container may have at least one saline storage container outlet for providing the saline solution to the dishwasher.
- the dishwasher can also have at least one element selected from the group consisting of: a valve, a feed pump.
- the element can be set up to transfer the saline solution from the saline solution container into the saline solution storage container.
- the element can be controllable by controlling the salt dissolving device or the dishwasher.
- the saline solution can be transferred from the saline solution container into the saline solution storage container as required, or a fluidic separation can take place between the saline solution container and the saline solution storage container as required.
- a saline solution can be transferred from a saline solution container into the saline solution storage container for further storage, and another saline solution can be transferred from a saline solution container directly to a downstream system, for example into a treatment zone of the dishwasher.
- the dishwasher can in particular have at least one housing.
- the salt dissolving device can be integrated into the dishwasher.
- the salt dissolving device can be arranged within the housing of the dishwasher.
- the salt dissolving device can be located entirely or at least partially in a salt dissolving device housing.
- the salt dissolving device housing can be attached to a housing of the dishwasher or can be arranged at a distance from the housing of the dishwasher.
- the salt dissolving device housing can be mounted under an inlet table of the dishwasher.
- the salt dissolving device can be located in an additional device in the dishwasher.
- the term “housing” as used herein is a broad term and is given its ordinary and common meaning should be as the expert understands it.
- the term is not limited to a special or adapted meaning.
- the term can, without limitation, refer in particular to an element which completely or partially encloses or closes off at least one other element or at least one interior space.
- the housing can in particular offer mechanical stability.
- the housing can, for example, be made from at least one rigid material, for example from at least one metallic material and/or at least one plastic.
- the housing can be made entirely or partially from metal, in particular from stainless steel, preferably from stainless steel
- the salt dissolving device can also have at least one display device for user guidance.
- the display device can be controlled by the control of the dishwasher and/or by the control of the salt dissolving device.
- the display device can be set up to guide a user of the dishwasher to enter the at least one salt into at least one input opening of the salt dissolving device.
- the display device can comprise at least one pictorial display, in particular a pictorial display selected from the group consisting of: a text display, a color display.
- the display device can comprise a display and/or a lighting element that can be illuminated with different colors.
- the display device can be arranged on at least one control element of the dishwasher, in particular on a door handle of at least one door of the input opening.
- the lighting element that can be illuminated with different colors can be arranged on the door handle of the door of the input opening, which is designed to be completely or partially transparent and which is illuminated with different colors by the control depending on the user information to be conveyed to the user.
- the lighting can be permanent or only when action is required by the user.
- a certain color can prompt the user to add new salt to the salt container.
- a packaging of the salt can be marked with a certain color and a certain color can prompt the user to fill new salt, the packaging of which is marked in a corresponding color, into the salt container.
- the control of the dishwasher and/or the control of the salt dissolving device can accordingly be set up in particular to prompt a user to take at least one action using the display device.
- the control can in particular be be directed to unlock the door of the input opening for the action, so that, for example, simultaneously or with a time delay to a corresponding display of user information, the door of the input opening is unlocked so that the user can fill new salt into the salt receptacle.
- the salt dissolving device can have at least one reading device for reading out at least one piece of information from at least one identifier of a packaging of the salt.
- the packaging of the salt can have at least one barcode, at least one QR code or at least one RFID label.
- identifier as used herein is a broad term that should be given its ordinary and common meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning. The term can, without limitation, refer in particular to an element which can be connected to an object, for example, and which contains at least one readable piece of information, for example at least one readable piece of information about the object.
- the at least one piece of readable information can, for example, comprise at least one piece of information selected from the group consisting of: a type of object; an identity of the object; a property of the object; an intended or intended use or processing of the item.
- the identifier can, for example, be readable in at least one way selected from the group consisting of: an electronic readout; an optical readout; a magnetic readout.
- the identifier can in particular have at least one connecting element for connecting to the object, for example at least one adhesive surface. Accordingly, the identifier can in particular be designed as a label. However, other configurations are also possible in principle.
- the term "reader” as used herein is a broad term and should be given its ordinary and common meaning as understood by those skilled in the art.
- the term is not limited to a special or adapted meaning.
- the term can, without limitation, refer in particular to a device which is set up to read out the at least one piece of information stored in the identifier.
- the reading device can, for example, comprise at least one optical reading device, in particular a barcode reader, for example a barcode scanner.
- the reading device can also include, for example, an electronic reading device, in particular an electromagnetic reading device, for example for wireless reading of an electronic identifier, in particular an RFID reader, for example according to the NFC standard.
- the reading device can also include a magnetic reading device, in particular a magnetic stripe reader.
- the reading device can be selected from the group consisting of: an optical reading device for reading at least one optical identifier, in particular a barcode and/or QR code; an electronic reading device for reading at least one electronic identifier, in particular an RFID chip; a magnetic reading device for reading at least one magnetic identifier
- the control of the salt dissolving device and/or the dishwasher can generally be set up to control the at least one reading device.
- the control can be set up to start a reading process.
- the controller can also be set up to process and/or forward the information read from the identifier.
- at least one action can, for example, be controlled by the controller.
- the control of the salt dissolving device and/or the dishwasher can in particular be further set up to carry out at least one action in accordance with the information read out, in particular at least one action selected from the group consisting of: a visual display of at least one message to a user; a release of the door of the input opening; a blockage of the door of the input opening.
- a visual display of at least one message to a user for example salts that are not intended for the dishwasher.
- it can be prevented, for example, that salts are introduced into the salt receptacle at the wrong time.
- additional information about the salt can be determined and taken into account during processing, for example a required amount of solvent that must be added to the salt.
- Various other options are conceivable.
- the procedure includes the steps listed below. The steps can in particular be carried out in the order mentioned. Furthermore, individual or several of the method steps can also be carried out simultaneously, overlapping in time or even repeatedly.
- the procedure may include further steps not mentioned.
- the method includes the following steps: a) providing the salt dissolving device as already described or as described below; b) filling the at least one salt into the salt holding container; c) supplying the at least one solvent into the salt solution container; d) conveying the solvent from the brine container via the inlet into the salt receiving container by means of the pump, so that a saline solution is formed; e) returning the salt solution to the salt solution container via the outlet of the salt storage container by means of the pump; and f) repeatedly circulating the saline solution between the salt receiving container and the saline container using the pump.
- the salt can be provided as a powder, as granules and/or in the form of tablets.
- the salt may be provided in a solvent-permeable package or in a solvent-impermeable package. Alternatively, the salt can be provided unpackaged.
- the salt can in particular be a medium-soluble salt or a slightly soluble salt. However, soluble, slightly soluble or very easily soluble salts are also conceivable.
- the salt can in particular have a solubility of 50 g/dm 3 to 1000 g/dm 3 in water at 20°C.
- the salt can in particular be an alkali metal salt, in particular a sodium salt or a potassium salt.
- the alkali metal salt can be selected from the group consisting of: sodium citrate, methyl glycinediacetic acid tri-sodium salt (MGDA), sodium polyacrylate, sodium tripolyphosphate, sodium formate, sodium acetate, potassium citrate, potassium polyacrylate, potassium tripolyphosphate, potassium acetate, tetrasodium N,N-bis(carboxylatomethyl)L-glutamate (GLDA), tetrasodium iminodisuccinate (IDS), ethylenediaminetetraacetate (EDTA), nitrilotriacetic acid (NTA).
- the solvent can in particular be water, preferably fresh water. Other solvents such as osmosis water are also fundamentally conceivable.
- the fluid medium can flow through the salt receiving container and the salt solution container at time intervals.
- the pump can be switched on alternately over a period of 5 minutes to 20 minutes, in particular 10 minutes to 15 minutes, and switched off over a period of 1 minute to 10 minutes, in particular 2 minutes to 5 minutes. Other intervals are also fundamentally conceivable.
- step f the following step can be carried out: g) the brine is removed from the brine container.
- the term “removal” can include an active removal of the saline solution from the saline solution container, for example by means of at least one pump. Furthermore, the term “removal” can include a passive transfer of the saline solution from the saline solution container into a further device, for example by opening a valve. Through step g), the salt solution can be provided to a further device, in particular to a further device of the dishwasher.
- the method can further comprise at least one cleaning step.
- the salt dissolving device can be rinsed with at least one solvent.
- the cleaning step may include supplying solvent into the salt receptacle by means of at least one salt receptacle solvent supply, preferably by means of at least one nozzle.
- the cleaning step may include supplying solvent via the solvent inlet into the salt dissolving device, wherein the solvent is repeatedly circulated between the salt receiving container and the salt solution container by means of the pump. This allows salt residue to be dissolved. The solvent can then remain in the salt dissolving device for a next dissolving cycle.
- the method can be completely or partially computer-implemented and/or computer-controlled.
- computer control can be carried out in such a way that a user is requested to carry out method step b).
- One or more pumps and/or valves can also be controlled under computer control, so that, for example, one or more of the method steps c) to f) can be carried out under computer control.
- corresponding computer programs are proposed which carry out corresponding process steps when running on a computer or computer network, for example the control of the salt dissolving device and/or the control of the dishwasher.
- the computer program can in particular be stored on a computer-readable data carrier, in particular a non-volatile data carrier.
- packaging for at least one salt is proposed.
- the packaging is designed to hold at least one salt.
- the packaging includes at least one pouring opening for the salt.
- the discharge opening is with at least one first closure element and optionally closed with at least one second closure element.
- the first closure element can be or comprise a transport closure.
- the first closure element can comprise a weld, for example at least one weld seam.
- the first closure element can be set up to be opened by an operator, for example by opening or removing a welded area.
- the second closure element can be arranged below the first closure element, in particular further towards an interior of the packaging.
- the second closure element can either be closed after the packaging has been filled, in particular “ex works”, or can be closed manually by the operator before opening the first closure element. If the packaging is inserted into the input opening for emptying and is rotated so that the discharge opening is at the bottom, the second closure element can be opened by a jerky upward movement of the packaging.
- the second closure element can increase the operator's work safety. However, emptying the packaging is in principle also possible without using the second closure element.
- the term “packaging” as used herein is a broad term which should be given its ordinary and common meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning.
- the term can, without limitation, refer in particular to a partial or complete covering of at least one object, in particular for its protection or handling.
- the packaging can be designed to hold the salt.
- the packaging can have at least one cavity into which the object, in particular the salt, can be placed.
- the packaging can have at least one cover which partially or completely encloses the cavity.
- the cover can in particular be made of a flexible material.
- the cover can in particular be or comprise at least one plastic film.
- the packaging can in particular be or comprise a bag.
- the packaging includes at least one pouring opening.
- discharge port is a broad term that should be given its ordinary and common meaning as understood by those skilled in the art.
- the term is not limited to a special or adapted meaning.
- the term can, without limitation, refer in particular to any opening of a packaging which is set up for removing the object from the packaging, in particular for pouring the object out of the packaging.
- the discharge opening can in particular be arranged at one end of the packaging.
- the discharge opening can in particular be arranged on a long side of the packaging.
- the pouring opening can extend transversely, in particular perpendicularly, to an axis, in particular to a longitudinal axis, of the packaging.
- closure member as used herein is a broad term that should be given its ordinary and common meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning. The term can, without limitation, refer in particular to any element which reversibly or irreversibly closes an opening of an object, in particular a packaging, in particular in such a way that an object is prevented from escaping from an interior of the object through the opening.
- the first closure element can in particular be a weld with perforation.
- perforation as used herein is a broad term which should be given its ordinary and common meaning as understood by those skilled in the art. The term is not limited to a special or adapted meaning. The term may, without limitation, refer in particular to a regular, linear arrangement of holes on a substantially flat object. The perforation can therefore also be referred to as a punching or punching line. The perforation can be designed to divide the object and to at least partially separate parts of the object using force.
- Other types of first closure elements are also fundamentally conceivable.
- the first closure element can be or include at least one predetermined breaking point of the packaging. For example, the perforation can be set up as a predetermined breaking point. Furthermore, the predetermined breaking point can be or include a notch or a scratch mark. Other configurations are also fundamentally conceivable.
- the second closure element can be or comprise a Velcro fastener or particularly preferably a mushroom-head Velcro fastener. All closure elements at this point can be used, the basic common feature is that they are and/or comprise an element with a defined opening characteristic, in particular with a defined opening force.
- the opening force is fundamentally set up so that a slightly greater force than can be exerted by the weight of the contents of the packaging is sufficient to open the closure element.
- the second closure element is set up so that when the packaging moves upwards in a jerky manner, the weight of the contents opens the closure element.
- the first closure element can in particular be a seal.
- the seal can in particular comprise a film with at least one adhesive surface.
- the first closure element can completely or at least partially cover the pouring opening and/or the second closure element.
- the first closure element can be set up to close the dispensing opening during sale and/or transport and/or handling of the packaging.
- salt and “input opening,” please refer to the description above.
- the input opening can be the input opening of the salt dissolving device, as has already been described or will be described below.
- the procedure includes the following steps: i. Providing the at least one salt, the salt being in at least one packaging as already described or as described below; ii. Removal of the first closure element from the packaging, in particular tearing off or pulling off the first closure element from a surface of the packaging, iii. Introducing the packaging into the input opening, and optionally rotating the packaging so that the dispensing opening is located on an underside of the packaging, in particular so that the dispensing opening is oriented close to an interior of the input opening; iv. Movement of the packaging upwards such that the discharge opening opens; and v. Fill the salt into the input opening.
- the packaging can be held by a user at an end which is opposite the end at which the discharge opening is arranged.
- the packaging can be held with the discharge opening facing downwards.
- the movement can in particular be a jerky movement, in particular a short, fast movement.
- the proposed devices and the proposed methods have numerous advantages over known devices and methods of the type mentioned.
- the devices and the method can be used in particular to produce chemicals for cleaning items to be cleaned.
- the required starting materials can in particular be in the form of powder.
- the starting materials can be brought into an aqueous solution.
- the salt introduced into the salt storage container can be quickly dissolved and stored in the salt solution container or in the salt solution storage container.
- Dissolution mechanics can be improved by a direction of flow through the salt receptacle from bottom to top.
- a number of components of the salt dissolving device can be reduced by essentially axially flowing the fluid medium into the salt receiving container. This can lead to a cost reduction.
- Embodiment 1 Salt dissolving device for providing at least one salt solution for a dishwasher, the salt dissolving device comprising:
- the salt receptacle having at least one input opening for at least one salt
- the Salt receptacle is made of at least one fluid-impermeable material, the salt receptacle having a funnel-shaped bottom, the salt receptacle having at least one inlet at a lower end of the salt receptacle, the salt receptacle further having at least one outlet at an upper end of the salt receptacle;
- At least one saline solution container for receiving a saline solution, the saline solution container being fluidly connected to the inlet and the outlet of the salt receiving container, the saline solution container further having at least one saline solution outlet for providing the saline solution to the dishwasher;
- the pump is set up to convey at least one fluid medium from the salt solution container via the inlet into the salt storage container and from the salt storage container via the outlet back into the salt solution container, the fluid medium being selected from the Group consisting of: the solvent, the salt solution.
- Embodiment 2 Salt dissolving device according to the previous embodiment, wherein the salt dissolving device is set up such that the fluid medium flows from the salt solution container essentially axially via the inlet into the salt receiving container.
- Embodiment 3 Salt dissolving device according to one of the preceding embodiments, wherein the salt dissolving device is set up such that the fluid medium flows against gravity from the salt solution container into the salt receiving container.
- Embodiment 4 Salt dissolving device according to one of the preceding embodiments, wherein the outlet of the salt holding container has at least one outlet connection.
- Embodiment 5 Salt dissolving device according to one of the preceding embodiments, wherein the salt solution container is fluidly connected to the inlet of the salt receiving container via at least a first line system, the salt solution container being connected to the outlet of the salt receiving container via at least a second line system is fluidly connected, wherein the first and the second line system are fluidically separated from one another.
- Embodiment 6 Salt dissolving device according to one of the preceding embodiments, wherein the salt dissolving device further comprises at least one controller, the controller being set up to control the pump, the controller being set up to control the pump in such a way that the fluid medium is repeatedly between the Salt collection container and the saline solution container is circulated.
- Embodiment 7 Salt dissolving device according to the previous embodiment, wherein the controller is set up to control the pump in such a way that the fluid medium is circulated between the salt receiving container and the saline solution container at time intervals.
- Embodiment 8 Salt dissolving device according to one of the preceding embodiments, wherein the salt receiving container and the saline solution container are arranged spatially separated from one another.
- Embodiment 9 Salt dissolving device according to the previous embodiment, wherein the saline container has at least one saline container outlet which is fluidly connected to the inlet of the salt receiving container, in particular by means of at least one tube and/or by means of at least one hose, the saline solution Container further has at least one salt solution container inlet, which is fluidly connected to the outlet of the salt container, in particular by means of at least one tube and / or by means of at least one hose.
- Embodiment 10 Salt dissolving device according to one of the two previous embodiments, wherein the salt solution container is arranged below the salt receiving container.
- Embodiment 11 Salt dissolving device according to one of the preceding embodiments, wherein the funnel-shaped bottom of the salt receptacle has an opening angle of 20° to 120°, preferably from 60° to 100°, and particularly preferably of 80°.
- Embodiment 12 Salt dissolving device according to one of the preceding embodiments, wherein the salt receiving container, in particular the funnel-shaped bottom of the salt container receiving container, has a cross section selected from the group consisting of: a round cross section, in particular a circular cross section; a rectangular cross section, in particular a square cross section, a polygonal cross section.
- Embodiment 13 Salt dissolving device according to one of the preceding embodiments, wherein the salt receiving container has an area above the funnel-shaped bottom which has a substantially constant cross section.
- Embodiment 14 Salt dissolving device according to one of the preceding embodiments, wherein the pump is arranged in front of the inlet of the salt holding container.
- Embodiment 15 Salt dissolving device according to one of the preceding embodiments, wherein the pump is arranged after the outlet of the salt holding container.
- Embodiment 16 Salt dissolving device according to one of the preceding embodiments, wherein the pump is connected to a substantially fail-safe energy storage device, in particular a battery or a capacitor.
- a substantially fail-safe energy storage device in particular a battery or a capacitor.
- Embodiment 17 Salt dissolving device according to one of the preceding embodiments, wherein the salt dissolving device further comprises at least one sieve, in particular a flexible sieve, which is arranged at the inlet and / or at the outlet of the salt receiving container and which is set up to allow the salt to escape in the form of solid from the salt container at least to a large extent.
- the salt dissolving device further comprises at least one sieve, in particular a flexible sieve, which is arranged at the inlet and / or at the outlet of the salt receiving container and which is set up to allow the salt to escape in the form of solid from the salt container at least to a large extent.
- Embodiment 18 Salt dissolving device according to the previous embodiment, wherein the sieve is arranged at the inlet of the salt receiving container.
- Embodiment 19 Salt dissolving device according to one of the preceding embodiments, wherein the salt dissolving device further has at least one salt receptacle solvent supply, in particular a nozzle, which is set up for cleaning the salt receptacle.
- Embodiment 20 Salt dissolving device according to the previous embodiment, wherein the salt receiving container solvent supply is set up to spray at least one solvent into the salt receiving container.
- Embodiment 21 Salt dissolving device according to the previous embodiment, wherein the salt receiving container solvent supply is arranged above the end of the salt receiving container opposite the funnel-shaped bottom.
- Embodiment 22 Salt dissolving device according to one of the preceding embodiments, wherein the salt solution container has at least one sensor selected from the group consisting of: a level sensor for detecting a volume of the fluid medium, in particular a float with a switching contact; a pressure sensor for detecting a fill level; a sensor for measuring a pH value; a sensor for measuring electrical conductivity.
- a level sensor for detecting a volume of the fluid medium in particular a float with a switching contact
- a pressure sensor for detecting a fill level
- a sensor for measuring a pH value a sensor for measuring electrical conductivity.
- Embodiment 23 Salt dissolving device according to one of the preceding embodiments, wherein the salt solution container has at least one further salt solution outlet for supplying the salt solution to a sewage system.
- Embodiment 24 Salt dissolving device according to one of the preceding embodiments, wherein the salt receiving container has at least two outlets, the salt dissolving device further comprising:
- At least two pumps are each set up to transport the fluid medium from one of the salt solution containers via the inlet into the salt storage container and from the salt storage container back into one of the salt solution containers.
- Embodiment 25 Salt dissolving device according to the previous embodiment, one of the at least two pumps being assigned to each of the at least two salt solution containers.
- Embodiment 26 Saline dissolving device according to one of the two previous embodiments, wherein the at least two saline containers comprise a saline container and a further saline container, the further saline container having at least one further solvent inlet for supplying solvent into the further Has saline solution container.
- Embodiment 27 Salt dissolving device according to the previous embodiment, wherein the salt solution container is fluidly connected to the inlet of the salt receptacle via a line system, the further saline container being fluidly connected to the inlet of the salt receptacle via a further line system.
- Embodiment 28 Salt dissolving device according to the previous embodiment, wherein a T-piece is arranged at the inlet of the salt receiving container, the salt solution container being connected via the line system and the further saline container via the further line system, each by means of the T-piece with the inlet of the salt receiving container are fluidly connected.
- Embodiment 29 Salt dissolving device according to one of the two previous embodiments, wherein the line system and the further line system are decoupled from one another by at least one active or passive switching element.
- Embodiment 30 Salt dissolving device according to the previous embodiment, wherein the active or passive switching element is selected from the group consisting of: a valve; a slider; one flap, one tap.
- Embodiment 31 Dishwasher for cleaning items to be cleaned, the dishwasher comprising:
- Embodiment 32 Dishwasher according to the previous embodiment, wherein the dishwasher further has at least one saline storage container for receiving the saline solution from the saline container, the saline storage container being fluidically connectable to the saline container, the saline storage container having at least one Saline storage container outlet for providing the saline solution to the dishwasher.
- Embodiment 33 Dishwasher according to the previous embodiment, wherein the dishwasher further selects at least one element from the Group consisting of: a valve, a feed pump, wherein the element is set up to transfer the saline solution from the saline solution container into the saline solution storage container.
- the dishwasher further selects at least one element from the Group consisting of: a valve, a feed pump, wherein the element is set up to transfer the saline solution from the saline solution container into the saline solution storage container.
- Embodiment 34 Dishwasher according to one of the two previous embodiments, wherein the salt solution storage container is arranged below the salt solution container.
- Embodiment 35 Dishwasher according to one of the five previous embodiments, wherein the salt dissolving device is integrated into the dishwasher.
- Embodiment 36 Dishwasher according to one of the six previous embodiments, wherein the salt dissolving device is located entirely or at least partially in a salt dissolving device housing, the salt dissolving device housing being attached to a housing of the dishwasher or being arranged at a distance from the housing of the dishwasher.
- Embodiment 37 Dishwasher according to one of the seven previous embodiments, wherein the salt dissolving device further has at least one display device for user guidance, which is controlled by a controller of the dishwasher, the display device being set up to allow a user of the dishwasher to enter the at least one salt into at least one To guide the input opening of the salt dissolving device.
- Embodiment 38 Dishwasher according to the previous embodiment, wherein the display device comprises at least one pictorial display, in particular a pictorial display selected from the group consisting of: a text display, a color display.
- the display device comprises at least one pictorial display, in particular a pictorial display selected from the group consisting of: a text display, a color display.
- Embodiment 39 Dishwasher according to the previous embodiment, wherein the display device is arranged on at least one control element of the dishwasher, in particular on a door handle of at least one door of the input opening.
- Embodiment 40 A method for producing at least one salt solution for a dishwasher, the method comprising the following steps: a) providing the salt dissolving device according to one of the preceding embodiments relating to a salt solution; b) filling the at least one salt into the salt holding container; c) supplying the at least one solvent into the salt solution container; d) conveying the solvent from the brine container via the inlet into the salt receiving container by means of the pump, so that a saline solution is formed; e) returning the salt solution to the salt solution container via the outlet of the salt storage container by means of the pump; and f) repeatedly circulating the saline solution between the salt receiving container and the saline container using the pump.
- Embodiment 41 Method according to the previous embodiment, wherein the salt is provided as a powder, as granules and/or in the form of tablets.
- Embodiment 42 Method according to one of the two preceding embodiments, wherein the salt is provided in a solvent-permeable packaging or in a solvent-impermeable packaging.
- Embodiment 43 Method according to one of the three previous embodiments, wherein the salt is provided unpackaged.
- Embodiment 44 A method according to any one of the four preceding embodiments, wherein the salt is selected from the group consisting of: a medium soluble salt; a poorly soluble salt.
- Embodiment 45 Method according to one of the five previous embodiments, wherein the salt is an alkali metal salt, in particular a sodium salt or a potassium salt.
- the salt is an alkali metal salt, in particular a sodium salt or a potassium salt.
- Embodiment 46 Method according to the previous embodiment, wherein the alkali salt is selected from the group consisting of: sodium citrate, methyl glycinediacetic acid tri-sodium salt (MGDA), sodium polyacrylate, sodium tripolyphosphate, sodium formate, sodium acetate, potassium citrate, potassium polyacrylate, potassium tripolyphosphate, potassium acetate , tetrasodium N,N-bis(carboxylatomethyl)L-glutamate (GLDA), tetrasodium iminodisuccinate (IDS), ethylenediaminetetraacetate (EDTA), nitrilotriacetic acid (NTA).
- Embodiment 47 Method according to one of the seven previous embodiments, wherein the solvent is water, in particular fresh water, in particular osmosis water.
- Embodiment 48 Method according to one of the eight previous embodiments, wherein in step f) the salt receiving container and the saline solution container are flowed through with the fluid medium at time intervals.
- Embodiment 49 Method according to one of the nine previous embodiments, wherein after carrying out step f), the following step is carried out: g) the saline solution is removed from the saline solution container.
- Embodiment 50 Method according to one of the ten preceding embodiments, wherein the method further comprises at least one cleaning step, wherein during the cleaning step the salt dissolving device is rinsed with at least one solvent.
- Embodiment 51 Method according to the previous embodiment, wherein the cleaning step comprises supplying solvent into the salt receptacle by means of at least one salt receptacle solvent supply, preferably by means of at least one nozzle.
- Embodiment 52 Method according to one of the two preceding embodiments, wherein the cleaning step comprises supplying solvent via the solvent inlet into the salt dissolving device, the solvent being repeatedly circulated between the salt receiving container and the saline container by means of the pump.
- Figures 1A and 1B each show an exemplary embodiment of a salt dissolving device according to the invention for providing at least one salt solution for a dishwasher in a schematic representation;
- Figure 2 shows an exemplary embodiment of a dishwasher according to the invention in a schematic representation
- Figure 3 shows an exemplary embodiment of a part of a dishwasher according to the invention in a perspective view.
- Figure 1 A shows an exemplary embodiment of a salt dissolving device 110 according to the invention for providing at least one salt solution for a dishwasher in a schematic representation.
- the salt dissolving device 110 comprises at least one salt receptacle 112.
- the salt receptacle 112 has at least one input opening 114 for at least one salt 116.
- the salt holding container 112 is made of at least one fluid-impermeable material.
- the salt holding container 112 has a funnel-shaped bottom 118.
- the salt receptacle 112 has at least one inlet 120 at a lower end 123 of the salt receptacle.
- the salt receptacle 112 further has at least one outlet 122, which is arranged at an upper end 124 of the salt receptacle 112.
- the outlet 122 can have at least one outlet port 126.
- the funnel-shaped bottom 118 of the salt receptacle 112 can in particular have an opening angle ⁇ of 20° to 120°, preferably of 60° to 100°, and particularly preferably of 80°.
- the funnel-shaped bottom 118 of the salt receptacle 112 can furthermore in particular have a flank angle ⁇ to a horizontal axis 128 of 30° to 80°, preferably of 50°.
- Other dimensions are also fundamentally conceivable.
- An extreme form of the salt holding container 112 could be a tube, in particular with a flank angle of 90°. The pipe can allow the salt to flow well over an entire area.
- the salt receptacle 112, in particular the funnel-shaped bottom 118 of the salt receptacle 112, may have a cross section selected from the group consisting of: a round cross section, in particular a circular cross section; a rectangular cross section, in particular a square cross section, a polygonal cross section.
- the funnel-shaped bottom 118 can accordingly be conical or pyramid-shaped.
- the salt receiving container 112 can, as shown in Figure 1A, optionally have an area 130 above the funnel-shaped bottom 118, which has a substantially constant cross section. In particular, the region 130 adjacent to the funnel-shaped bottom 118 can have a substantially constant diameter d.
- the salt dissolving device 110 can further comprise at least one sieve 132, in particular a flexible sieve 134, which is arranged at the inlet 120 and/or at the outlet 122 of the salt receptacle 112 and which is designed to prevent the salt 116 from escaping in the form of solid from the salt receptacle 112 to at least largely prevent.
- a sieve 132 can be arranged at the inlet 120 and at the outlet 122. This allows the filled salt 116 to remain in the salt receptacle 112 until all of the salt 116 is at least almost dissolved.
- the salt dissolving device 110 comprises at least one saline solution container 136 for holding a saline solution 138.
- the saline solution container 136 can be arranged below the salt receiving container 112.
- the salt holding container 112 and the saline solution container 136 can be arranged spatially separated from one another.
- the salt solution container 136 is fluidly connected to the inlet 120 and the outlet 122 of the salt holding container 112.
- the salt solution container 136 can be fluidly connected to the inlet 120 of the salt holding container 112 via at least a first line system 140.
- the salt solution container 36 can be fluidly connected to the outlet 122 of the salt holding container 112 via at least a second line system 142.
- the first line system 140 and the second line system 142 can be designed to be fluidly separated from one another.
- the saline container 136 may have at least one saline container outlet 144, which is fluidly connected to the inlet 120 of the salt receiving container 112, in particular by means of at least one tube 146.
- the saline container 136 may have at least one saline container inlet 148 which is fluidly connected to the outlet 122 of the salt receptacle 112, in particular by means of at least one tube 150.
- the saline container 136 further has at least one saline outlet 152 for providing the saline solution 138 to the dishwasher.
- the salt solution container 136 can be connected to a further system 154, in particular via at least one element 156, which can in particular be a pump 157 and/or a valve. This connection can be controlled depending on a salt solution concentration.
- Either the further system 154 can be supplied with a maximally saturated salt solution or with a less saturated salt solution.
- the salt dissolving device 110 comprises at least one solvent inlet 158 for supplying at least one solvent into the salt dissolving device 110.
- the solvent inlet 158 can be located on the saline solution container 136.
- the solvent inlet 158 can be fluidly connected to a solvent supply 160, in particular a fresh water supply 162, in particular via at least one valve 164.
- the saline solution container 136 can have at least one further saline solution outlet 166 for supplying the saline solution 138 to a wastewater system 168, in particular via at least one element 170, which in particular can be a pump and/or a valve 172. In this way, excess salt solution 138 and/or liquid resulting from cleaning can be disposed of. In addition, in the event of an error or an unfavorable condition, it is possible to empty the salt dissolving device 110.
- the salt dissolving device comprises at least one pump 174.
- the pump 174 can in particular be arranged in front of the inlet 120.
- the pump 174 is set up to convey at least one fluid medium from the salt solution container 136 via the inlet 120 into the salt storage container 112 and from the salt storage container 112 via the outlet 122 back into the salt solution container 136.
- the fluid medium is selected from the group consisting of: the solvent, the salt solution.
- the salt holding container 112 can be set up to hold the salt 116.
- the salt 116 can accumulate in the funnel-shaped bottom 118, as shown in FIG. 1A.
- the salt dissolving device 110 can be set up in such a way that the salt 116 is brought into contact with a solvent by flowing the solvent through the salt 116 from below, so that a salt solution, in particular a concentrated salt solution, accumulates at the top of the salt receptacle 112 and flows over there a connection to the saline solution container 136 can be transferred.
- the salt receptacle 112 may be oriented such that a smaller opening of the salt receptacle 112 is at the bottom and a larger opening of the salt receptacle 112 is at the top.
- the above-described arrangement of the inlet 120 and the outlet 122 in combination with the funnel-shaped bottom 118 can ensure that the filled salt 116 can be completely dissolved by not yet dissolved salt 116 continuously sliding downwards and always from the solvent when the pump 174 is switched on is loosened and flowed around.
- a solubility of the salt 116 a flow rate of the solvent, a duration of a flow and a temperature of the solvent can be taken into account or adjusted.
- the saline solution container 136 can be set up to store the saline solution 138. As the dissolution time increases, the concentration of the salt solution can increase up to a maximum value, which basically results from an amount of salt and an amount of solvent.
- Salt residues or undissolved salt 116 can generally combine to form larger structures if the flow rate is too low or if the solvent is at a standstill.
- the salt 116 can be partially or completely in the solvent.
- the pump 174 can be set up to circulate the solvent or the salt solution 138 between the salt holding container 112 and the salt solution container 136 until the entire amount of salt filled in is at least almost dissolved.
- the pump 174 can optionally be connected to a fail-safe energy storage device (not shown). Furthermore, it can be ensured that there is enough solvent in the salt dissolving device 110 to at least almost completely dissolve the amount of salt filled in. This depends in particular on a solvent temperature and a solubility of the Salt 116 or a salt mixture depends. Flow at intervals, such as briefly switching off the pump 174, can further improve this function. For example, the pump 174 may be turned on for 15 minutes, turned off for 3 minutes, and then turned on again for 15 minutes.
- the salt dissolving device 110 can further have at least one salt-receiving container solvent supply 180, in particular a nozzle 182, which is set up for cleaning the salt-receiving container 112 and/or for further components of the salt-dissolving device 110 such as the saline solution container 136, the first line system 140 and/or or the second line system 142.
- the salt holding container solvent supply 180 can in particular be arranged above the upper end 124 of the salt holding container 112.
- This step basically prevents salt residues from crystallizing out during a break in operation of the salt dissolving device 110.
- a regular period until the salt solution 138 from the salt solution container 136 is used up can be, for example, a week. Other time periods are also fundamentally conceivable.
- a sufficient amount of solvent can be introduced into the salt solution container 136 via the solvent supply 160 and the valve 164 and circulate in the salt dissolving device 110 so that any salt residues are dissolved.
- the solvent may remain in the salt dissolving device 110 for a next dissolving cycle.
- Figure 1B shows a further exemplary embodiment of a salt dissolving device 110 according to the invention for providing at least one salt solution 138 for a dishwasher in a schematic representation.
- the exemplary embodiment according to FIG. 1B corresponds at least largely to the exemplary embodiment according to FIG. 1 A, so that reference can be made to the description of FIG. 1 A above.
- the salt receptacle 112 can have at least two outlets 122, in particular a first outlet 184 and a second Outlet 186.
- the saline solution device 110 may further comprise at least two saline solution containers 136, in particular a first saline solution container 188 and a second saline solution container 190.
- the saline solution containers 136 can each be fluidly connected to the inlet 120 and one of the at least two outlets 122 of the salt receptacle 112, in particular by means of valves 171.
- the first saline solution container 188 can be fluidly connected to the inlet 120 and the first outlet 184 of the salt receptacle 112 be connected.
- the second salt solution container 190 can be fluidly connected to the inlet 120 and the second outlet 186 of the salt holding container 112.
- the salt dissolving device 110 can further have at least two pumps 174, in particular at least a first pump 192 and at least a second pump 194.
- the at least two pumps 174 can each be set up to convey the fluid medium from one of the salt solution containers 136 via the inlet 120 into the salt holding container 112 and from the salt holding container 112 back into one of the salt solution containers 136.
- the first pump 192 can be set up to convey the fluid medium from one of the first saline solution container 188 via the inlet 120 into the salt receiving container 112 and from the salt receiving container 112 back into the first saline solution container 188.
- the second pump 194 can be set up to convey the fluid medium from one of the second saline solution container 190 via the inlet 120 into the salt receiving container 112 and from the salt receiving container 112 back into the second saline solution container 190.
- the at least two saline containers 136 may each have a solvent inlet 158 for supplying solvent into the saline container 136.
- the first saline container 188 may have a first solvent inlet 196 and the second saline container 190 may have a second solvent inlet 198.
- the first saline container 188 may be fluidly connected to the inlet 120 of the salt receptacle 112 via a line system 200
- the second saline container 190 may be fluidly connected to the inlet 120 of the salt receptacle 112 via a line system 202.
- a T-piece 204 can be arranged at the inlet 120 of the salt holding container 112.
- the first saline solution container 188 can be fluidly connected to the inlet 120 of the salt receiving container 112 via the line system 200 and the second saline solution container 190 can be fluidly connected via the line system 202, each by means of the T-piece.
- the at least two saline solution containers 136 can be decoupled from one another by at least one active or passive switching element, for example by valves 206.
- the at least two saline solution containers 136 can each be connected to a further system 154, in particular each via at least one element 156. Furthermore, the at least two saline solution containers 136 can each have at least one further saline solution outlet 166 for supplying the saline solution 138 have a wastewater system 168.
- FIG. 2 shows an exemplary embodiment of a dishwasher 208 according to the invention in a schematic representation.
- the dishwasher 208 comprises at least one cleaning chamber and at least one application device for applying at least one cleaning fluid to the items to be cleaned in the cleaning chamber.
- the cleaning chamber and the loading device are not shown in Figure 2.
- the dishwasher 208 includes at least one salt dissolving device 110.
- the salt dissolving device 110 according to FIG. 2 corresponds at least largely to the exemplary embodiment according to FIG. 1 A, so that reference can be made to the description of FIG. 1 A above.
- the dishwasher 208 may further include at least one saline storage container 210 for receiving the saline solution 138 from the saline container 136.
- the saline storage container 210 can be arranged below the saline solution container 136.
- the saline storage container 210 can be fluidly connected or connected to the saline solution container 136, in particular by means of at least one line system 212.
- the saline solution container 136 can have at least one outlet 214 for transferring the saline solution into the saline storage container 210.
- the outlet 214 of the saline solution container 136 and an inlet 220 of the saline solution storage container 210 can be fluidly connected to one another through the line system 212.
- the dishwasher 208 can in particular have two of the salt solution storage containers 210.
- the line system 212 can each have a branch for the two inlets 220 of the two saline storage containers 210.
- the dishwasher 208 can also have at least one feed pump 216, which is set up to transfer the salt solution 138 from the salt solution container 136 into the salt solution pre- Council container 210 to be transferred.
- a valve 218 can be arranged in front of the inlet 220 of the saline storage container 210.
- the saline reservoir 210 may include at least one saline reservoir outlet 222 for providing the saline solution 138 to the dishwasher 208.
- the saline solution storage container 210 can be connected to a further system 154, in particular via at least one element 156, which can in particular be a pump 157 and/or a valve.
- the salt solution storage container 210 can have at least one further outlet 224 for supplying the salt solution 138 to the wastewater system 168, in particular via at least one element 170, which can in particular be a pump and/or a valve 172.
- Two or more salts 116 can thus be dissolved one after the other in the salt dissolving device 110, which after dissolving can then be transferred to the associated saline solution storage container 210 for the respective salt solution 138.
- the respective saline solution 138 can be specifically transferred into one of the saline solution storage containers 210 either by gravity and/or the at least one valve 218 and/or by means of the feed pump 216.
- a salt solution 138 can be passed directly into a treatment zone of the dishwasher 208 or can first be transferred into the associated salt solution storage container 210 and then passed into the treatment zone of the dishwasher 208.
- Figure 3 shows an exemplary embodiment of a part of a dishwasher 208 according to the invention in a perspective view.
- an inlet 209 of a belt transport dishwasher 211 is shown.
- the dishwasher 208 includes at least one salt dissolving device 110.
- the salt dissolving device 110 according to FIG. 3 corresponds at least largely to the exemplary embodiment according to FIGS. 1A or 1B, so that reference can be made to the description of FIGS. 1A and 1B above.
- the salt dissolving device 110 can further comprise at least one display device 226 for user guidance, which is displayed by a control of the dishwasher 208. is controlled.
- the display device 226 can be set up to guide a user of the dishwasher 208 to enter the at least one salt 116 into the at least one input opening 114 of the salt dissolving device 110.
- the display device 226 can include at least one pictorial display 228, in particular a color display 230, in particular a colored light display.
- the color display 230 can prompt you to enter the salt 116.
- the display device 226 can be arranged on at least one control element 232 of the dishwasher 208, in particular on a door handle 234 of at least one door 236 of the input opening 114.
- a packaging of the salt 116 can be color-coded, and the input opening 114 can be marked in the corresponding color depending on the need for salt 116, either permanently, but preferably with the color indicator 230, which only shows the need for salt 116 in the corresponding color is controlled.
- Valve Pump smaller opening larger opening Salt holding tank solvent supply nozzle first outlet second outlet first saline tank second saline tank first pump second pump first solvent inlet second solvent inlet Piping system
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Abstract
Description
Claims
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP23736741.2A EP4551085A1 (de) | 2022-07-04 | 2023-07-03 | Salzlösevorrichtung zur bereitstellung mindestens einer salzlösung für eine geschirrspülmaschine |
| CN202380046770.7A CN119365108A (zh) | 2022-07-04 | 2023-07-03 | 用于为洗碗机提供至少一种盐溶液的盐溶解装置 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102022206790.8A DE102022206790B3 (de) | 2022-07-04 | 2022-07-04 | Salzlösevorrichtung zur Bereitstellung mindestens einer Salzlösung für eine Geschirrspülmaschine |
| DE102022206790.8 | 2022-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2024008612A1 true WO2024008612A1 (de) | 2024-01-11 |
Family
ID=86693355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2023/068157 Ceased WO2024008612A1 (de) | 2022-07-04 | 2023-07-03 | Salzlösevorrichtung zur bereitstellung mindestens einer salzlösung für eine geschirrspülmaschine |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP4551085A1 (de) |
| CN (1) | CN119365108A (de) |
| DE (1) | DE102022206790B3 (de) |
| WO (1) | WO2024008612A1 (de) |
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| EP1982631A2 (de) | 2007-04-19 | 2008-10-22 | MEIKO Maschinenbau GmbH & Co. KG | Durchlaufspülmaschine mit geregelter Trocknung |
| WO2008125504A1 (de) | 2007-04-12 | 2008-10-23 | BSH Bosch und Siemens Hausgeräte GmbH | Wasserführendes haushaltsgerät |
| EP2491844A2 (de) | 2011-02-22 | 2012-08-29 | GS Development AB | Türanordnung in einem Geschirrspüler und Verfahren zur Bedienung des Geschirrspülers mit einer derartigen Anordnung |
| EP2564752B1 (de) * | 2011-09-02 | 2016-02-03 | BITRON S.p.A. | Wasserenthärtungsvorrichtung mit Aufbereitung im geschlossenen Kreislauf |
| DE102015102593A1 (de) | 2015-02-24 | 2016-08-25 | Winterhalter Gastronom Gmbh | Spülmaschine |
| EP3433411B1 (de) * | 2016-03-24 | 2020-12-16 | Electrolux Appliances Aktiebolag | Haushaltswaschmaschine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014206275A1 (de) | 2014-04-02 | 2015-10-08 | Schunk Kohlenstofftechnik Gmbh | Reinigungsvorrichtung und Reinigungsverfahren |
-
2022
- 2022-07-04 DE DE102022206790.8A patent/DE102022206790B3/de active Active
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2023
- 2023-07-03 CN CN202380046770.7A patent/CN119365108A/zh active Pending
- 2023-07-03 EP EP23736741.2A patent/EP4551085A1/de active Pending
- 2023-07-03 WO PCT/EP2023/068157 patent/WO2024008612A1/de not_active Ceased
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1883789U (de) | 1962-12-13 | 1963-11-28 | Braun Ag | Salzbehaelter fuer ionenaustauscher bei waschmaschinen, insbesondere geschirrwaschmaschinen. |
| GB1493229A (en) | 1975-10-30 | 1977-11-30 | Bosch Siemens Hausgeraete | Container for storing regenerating agent for a water softener in a dish-washing machine |
| DE3303161A1 (de) | 1983-01-31 | 1984-08-09 | Miele & Cie GmbH & Co, 4830 Gütersloh | Wasserenthaertungseinrichtung fuer haushaltgeraete, insbesondere fuer geschirrspuelmaschinen |
| EP1023868A2 (de) | 1999-01-29 | 2000-08-02 | Premark FEG L.L.C. | Kleinenthärter für Geschirrspülmaschine |
| EP1334688A2 (de) | 2002-02-05 | 2003-08-13 | Miele & Cie. KG | Verfahren und Einrichtung zur Salzmangelerkennung bei einem Enthärter |
| DE102004021197A1 (de) | 2004-04-29 | 2005-11-24 | Aweco Appliance Systems Gmbh & Co. Kg | Vorrichtung zur Wasseraufbereitung in Haushaltsmaschinen |
| DE102004056052A1 (de) | 2004-11-19 | 2006-06-01 | Meiko Maschinenbau Gmbh & Co. Kg | Verfahren zur Beurteilung und Sicherstellung von thermischer Hygienewirkung |
| WO2008125504A1 (de) | 2007-04-12 | 2008-10-23 | BSH Bosch und Siemens Hausgeräte GmbH | Wasserführendes haushaltsgerät |
| EP1982631A2 (de) | 2007-04-19 | 2008-10-22 | MEIKO Maschinenbau GmbH & Co. KG | Durchlaufspülmaschine mit geregelter Trocknung |
| DE102007025263A1 (de) | 2007-05-30 | 2007-10-31 | Meiko Maschinenbau Gmbh & Co. Kg | Reinigungsgerät mit Keimreduktion durch Mikrowellen |
| EP2491844A2 (de) | 2011-02-22 | 2012-08-29 | GS Development AB | Türanordnung in einem Geschirrspüler und Verfahren zur Bedienung des Geschirrspülers mit einer derartigen Anordnung |
| EP2564752B1 (de) * | 2011-09-02 | 2016-02-03 | BITRON S.p.A. | Wasserenthärtungsvorrichtung mit Aufbereitung im geschlossenen Kreislauf |
| DE102015102593A1 (de) | 2015-02-24 | 2016-08-25 | Winterhalter Gastronom Gmbh | Spülmaschine |
| EP3433411B1 (de) * | 2016-03-24 | 2020-12-16 | Electrolux Appliances Aktiebolag | Haushaltswaschmaschine |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102022206790B3 (de) | 2023-06-29 |
| EP4551085A1 (de) | 2025-05-14 |
| CN119365108A (zh) | 2025-01-24 |
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