WO2024063408A1 - 워터 디스펜싱 장치 - Google Patents
워터 디스펜싱 장치 Download PDFInfo
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- WO2024063408A1 WO2024063408A1 PCT/KR2023/013398 KR2023013398W WO2024063408A1 WO 2024063408 A1 WO2024063408 A1 WO 2024063408A1 KR 2023013398 W KR2023013398 W KR 2023013398W WO 2024063408 A1 WO2024063408 A1 WO 2024063408A1
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- Prior art keywords
- water
- turbidity
- passage
- dispensing device
- data
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D1/00—Apparatus or devices for dispensing beverages on draught
- B67D1/08—Details
- B67D1/0878—Safety, warning or controlling devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D1/00—Apparatus or devices for dispensing beverages on draught
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D1/00—Apparatus or devices for dispensing beverages on draught
- B67D1/0003—Apparatus or devices for dispensing beverages on draught the beverage being a single liquid
- B67D1/0014—Apparatus or devices for dispensing beverages on draught the beverage being a single liquid the beverage being supplied from water mains
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D1/00—Apparatus or devices for dispensing beverages on draught
- B67D1/07—Cleaning beverage-dispensing apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D1/00—Apparatus or devices for dispensing beverages on draught
- B67D1/08—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D1/00—Apparatus or devices for dispensing beverages on draught
- B67D1/08—Details
- B67D1/0857—Cooling arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D1/00—Apparatus or devices for dispensing beverages on draught
- B67D1/08—Details
- B67D1/0895—Heating arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D1/00—Apparatus or devices for dispensing beverages on draught
- B67D1/08—Details
- B67D1/12—Flow or pressure control devices or systems, e.g. valves, gas pressure control, level control in storage containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D1/00—Apparatus or devices for dispensing beverages on draught
- B67D1/08—Details
- B67D1/12—Flow or pressure control devices or systems, e.g. valves, gas pressure control, level control in storage containers
- B67D1/1277—Flow control valves
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
- G01N15/075—Investigating concentration of particle suspensions by optical means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D1/00—Apparatus or devices for dispensing beverages on draught
- B67D1/07—Cleaning beverage-dispensing apparatus
- B67D2001/075—Sanitising or sterilising the apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D2210/00—Indexing scheme relating to aspects and details of apparatus or devices for dispensing beverages on draught or for controlling flow of liquids under gravity from storage containers for dispensing purposes
- B67D2210/00002—Purifying means
- B67D2210/00005—Filters
- B67D2210/0001—Filters for liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
- B67D2210/00—Indexing scheme relating to aspects and details of apparatus or devices for dispensing beverages on draught or for controlling flow of liquids under gravity from storage containers for dispensing purposes
- B67D2210/00028—Constructional details
- B67D2210/00047—Piping
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/11—Turbidity
Definitions
- the present disclosure relates to a water dispensing device and a method of operating the same, and more specifically, to a water dispensing device including a sensor capable of determining water quality and a method of operating the same.
- a water dispensing device is a device that supplies water and is capable of dispensing a desired amount of water at a desired temperature according to a user's operation.
- Such water dispensing devices can be applied to various fields, but are typically applied to refrigerators and water purifiers.
- water dispensing devices provided in refrigerators and water purifiers are configured to have a function of supplying a preset amount of water according to a user's operation.
- water dispensing devices have been developed that can supply not only purified water but also cold water and hot water.
- a water purifier is connected to a water supply source such as a tap, receives raw water, uses a filter to remove suspended substances and harmful components contained in the raw water, and can purify and extract as much water as desired according to the user's operation. It is structured so that A variety of such water purifiers are on the market that can purify water as well as heat or cool the purified water and supply it as cold or hot water. And, recently, water purifiers that are small in size and can be installed in various installation environments have been developed.
- a water dispensing device If a water dispensing device is used for a long time, microorganisms in pipes, valves, and water outlets may multiply or become contaminated, and depending on the replacement cycle of the filter, suspended matter or harmful components contained in the raw water may not be removed. Therefore, it is important for a water dispensing device to accurately measure water quality and manage it hygienically, and must also manage purified water quality performance.
- Prior document Korean Patent Publication No. 10-2017-0005264 provides a water quality measuring unit that measures the water quality of water stored in a purified water tank and generates water quality information, and a path to re-supply the purified water stored in the purified water tank to the filter unit.
- a water treatment device that includes a circulation flow path and a control unit that drains purified water stored in the purified water tank or re-supplies it to the filter unit through the circulation flow path according to the water quality information.
- the problem that the present disclosure aims to solve is to provide a water dispensing device that can more accurately measure water quality.
- Another task of the present disclosure is to provide a water dispensing device that can prevent product malfunctions due to false signals of sensor values and increase sensor reliability by compensating for abnormal signals with a processing algorithm when the sensor value of the water quality measurement unit is output. It is done.
- Another task of the present disclosure is to provide a water dispensing device that can automatically detect abnormalities in water quality and components such as sensors and manage them hygienically.
- Another task of the present disclosure is to provide a water dispensing device that can improve sensing accuracy and efficiency through water piping configuration and rinsing operation for sensor commonization.
- a water dispensing device includes a water supply passage through which raw water supplied from a water supply source flows, a filter that filters the raw water supplied to the water supply passage to generate purified water, It includes a purified water flow path through which purified water that has passed through the filter flows, and a water quality measurement unit connected to the purified water flow path to measure the water quality of the purified water, wherein the water quality measuring unit includes a turbidity sensor, and the turbidity sensor includes: N turbidity data are collected during 1 sensing time, and if there is no problem in the collected N turbidity data, a sensing result based on the N turbidity data is output. If there is an error in the collected N turbidity data, the turbidity Re-collect data to determine whether there are any abnormalities.
- the turbidity sensor may re-collect turbidity data during a second sensing time that is longer than the first sensing time.
- the turbidity sensor calculates an average value of the N turbidity data, and calculates an error ratio between the N turbidity data and the average value. If the absolute value of the calculated error ratio exceeds a standard value, an abnormality occurs. It can be determined that it exists.
- the water dispensing device may further include a control unit that stops operating at least one of the compressor and the pump if there is an abnormality as a result of determining whether there is an abnormality after re-collecting the turbidity data.
- a sensing result based on the re-collected turbidity data can be output.
- control unit may stop operating at least one of the compressor and the pump.
- the turbidity sensor may collect turbidity data when at least one of the compressor and the pump is stopped.
- the control unit determines that there is an error in the turbidity sensor if there is an error in the data collected while at least one of the compressor and the pump is not in operation, and if there is an error in the data collected while at least one of the compressor and the pump is in operation. If not, it can be determined that there is a problem with at least one of the compressor and pump.
- the control unit can automatically connect services for parts determined to be abnormal.
- the sensing result may be an average value of the N pieces of turbidity data.
- the water dispensing device further includes a sensing passage branched from the water supply passage and through which the raw water flows, and the water quality measuring unit measures the purified water when the purified water flows in through the purified water passage.
- the water quality can be measured, and when the raw water flows in through the sensing passage, the water quality of the raw water can be measured.
- the water quality measuring unit may measure the water quality of the purified water after performing a rinsing operation in which the purified water passes through the purified water at least once.
- the water dispensing device may further include a switching valve that supplies the raw water to the water supply passage or the sterilization passage, and a sensing valve that opens and closes the sensing passage.
- the water dispensing device is branched from the water outlet through which the purified water is discharged, the water outlet passage for guiding the purified water to the outlet, and the water outlet passage between the water quality measurement unit and the water outlet, It may further include a drainage passage through which raw water or purified water is drained.
- the water dispensing device may further include a water outlet valve that selectively supplies the raw water or the purified water to the water outlet passage and the drain passage.
- a water dispensing device includes a hot water flow path branched from the purified water flow path on one side, a hot water module provided on the hot water flow path to heat purified water passing through the hot water flow path, and one side having the purified water flow path. It may further include a cold water passage branching from and a cold water module provided on the cold water passage to cool purified water passing through the cold water passage.
- the water dispensing device may further include a drain pump disposed in the drain passage.
- the turbidity sensor may irradiate light to the raw water or a portion of the purified water and sense turbidity based on the received scattered light pattern. .
- water quality can be measured more accurately.
- abnormal signals are compensated with a processing algorithm to prevent product malfunction due to false sensor value signals and increase sensor reliability.
- abnormalities in water quality and components such as sensors can be automatically detected and hygienically managed.
- sensing accuracy and efficiency can be improved by configuring a water pipe and rinsing operation for common use of sensors.
- FIG. 1 is a block diagram of the main configuration of a water dispensing device according to an embodiment of the present disclosure.
- Figure 2 is a conceptual diagram of a water dispensing device according to an embodiment of the present disclosure.
- FIGS. 3 to 5 are diagrams referenced in the description of the operation of the water dispensing device of FIG. 2.
- Figure 6 is a conceptual diagram of a water dispensing device according to an embodiment of the present disclosure.
- Figure 7 is a flowchart of a method of operating a water dispensing device according to an embodiment of the present disclosure.
- Figure 8 is a flowchart of a method of operating a water dispensing device according to an embodiment of the present disclosure.
- 9 to 12 are diagrams referenced in the description of a method of operating a water dispensing device according to an embodiment of the present disclosure.
- module and “part” for components used in the following description are simply given in consideration of the ease of writing this specification, and do not give any particularly important meaning or role in and of themselves. Accordingly, the terms “module” and “unit” may be used interchangeably.
- FIG. 1 is a block diagram of the main configuration of a water dispensing device according to an embodiment of the present disclosure.
- a water dispensing device includes a water quality measuring unit 50.
- the water quality measuring unit 50 may include a turbidity sensor.
- turbidity (pollution) can be detected through optical sensing.
- Transmitted light and scattered light methods are used as optical sensing methods to measure turbidity.
- the transmitted light method senses turbidity by irradiating light to a fluid, receiving light that has transmitted through the fluid, and processing data.
- the scattered light method is a method of sensing turbidity by receiving scattered light and data, and is subdivided according to the method of generating scattered light and the method of processing the received data.
- the turbidity sensor may irradiate light to the raw water or a portion of the purified water and sense turbidity based on the received scattered light pattern.
- particles and microorganisms are distinguished by patterning the intensity and movement of light scattered by microorganisms, and big data is processed to distinguish types of indicator microorganisms based on water quality/sanitation standards. Additionally, the detected microbial concentration values and safety indicators are provided through a display so that users can intuitively check them.
- the water quality measurement unit 50 may utilize water quality measurement sensors such as a turbidity sensor, a microorganism sensor, and a TDS sensor to detect water pollution in the water flow path.
- the water quality measurement unit 50 includes at least one of a turbidity sensor, a microorganism detection sensor, a chlorine sensor, a TDS (Total Dissolved Solids) sensor, and a BOD (Biochemical Oxygen Demand) sensor, and measures the turbidity, microorganisms, and residual chlorine of the incoming water. At least one of , TDS (Total Dissolved Solids), and dissolved oxygen can be measured.
- At least one of the sensors provided in the water quality measurement unit 50 may be a common sensor that measures the quality of both raw water and purified water.
- the inflow of purified water or raw water into the water quality measuring unit 50 does not mean only that purified water or raw water flows into the water quality measuring unit 50.
- a portion of purified water or raw water may be sampled and discharged after water quality is measured inside the water quality measuring unit 50.
- at least some of the sensors included in the water quality measuring unit 50 can measure the water quality of the flowing liquid.
- the inflow of purified water or raw water into the water quality measuring unit 50 may mean that at least a portion of the purified water or raw water passes through the sensing section of the water quality measuring unit 50.
- the turbidity sensor when water flows into the internal chamber connected to the flow path 20 and fills it, the turbidity sensor irradiates light to the filled water and receives a scattered light pattern to improve water quality. can be measured. Additionally, the water in the internal chamber can be discharged after measuring the water quality.
- the light source unit and the light receiving unit of the turbidity sensor are disposed in a specific flow path section (for example, the section after the purified water flow path 20 and the sensing flow path 12 are combined), and provide light to purified water or raw water passing through the specific flow path section. can be irradiated and the scattered light pattern can be received.
- the water dispensing device can measure the water quality of raw water and purified water using a common sensor for the same measurement item, such as turbidity.
- the turbidity sensor measures the turbidity of raw water and turbidity of purified water and transmits the sensing data to the control unit 60.
- the control unit 60 can control other configurations of the water dispensing device based on sensing data from the water quality measurement unit 50, such as a turbidity sensor.
- the water dispensing device includes a filter (see 10 in FIG. 2, etc.) that generates purified water by filtering raw water supplied from a water supply source.
- the filter 10 is used to purify supplied raw water and filters out various impurities and harmful substances contained in the raw water.
- the filter 10 may be provided as one or more, and when provided in plural, filters having various functions may be combined.
- the filter 10 may be provided in three pieces, including a pre-carbon filter, a post-carbon filter, and a membrane filter or hollow fiber membrane filter disposed between the pre-carbon filter and the post-carbon filter. It can be included.
- the filter 10 may be composed of a free carbon filter and a UF composite filter.
- the purified water purified in the filter 10 flows into a storage tank or flow path (see 20 in FIG. 2, etc.). Since the water stored in the storage tank becomes a better environment for microbial growth over time, it is more preferable to flow directly through the flow path 20. The purified water that has passed through the filter 10 flows into the purified water flow path 20.
- the water dispensing device includes a valve unit 90 including valves for controlling the flow of water.
- the valve unit 90 may include a number of valves (V1, V2, V3, etc.) that will be described below.
- the control unit 60 operates the valve unit 90, etc. to perform a rinsing operation in which the purified water passes through the water quality measuring unit 50 at least once. can be controlled.
- the water quality measurement unit 50 measures the water quality of the purified water after performing the rinsing operation, thereby minimizing the influence of raw water on the water quality measurement of the purified water. Accordingly, even with just one water quality sensor of the same type, raw water and purified water can be sensed efficiently and accurately.
- the level of water pollution is usually low, and in order to measure low-concentration levels of pollution, it is important to minimize the occurrence of deviations in measured values.
- the increase in material costs is minimized and a compact product configuration is achieved through flow path configuration and control that can simultaneously measure raw water and discharged water using a single sensor. possible.
- the water dispensing device may include a hot water module 30 and a cold water module 40 for providing hot/cold water.
- the hot water module 30 heats purified water and then discharges it to the water outlet (see 90a in FIG. 2, etc.).
- the cold water module 40 cools the purified water and then discharges it toward the water outlet (90a).
- the water dispensing device further includes an operation unit 75 and an output unit 85.
- the manipulation unit 75 receives user input and may include one or more buttons.
- the operating unit 75 is provided as a touch panel, and includes a capacity button for selecting the discharge capacity, a hot water button for selecting hot water and further selecting the temperature of the hot water to be discharged, a purified water button for selecting purified water, and a cold water button. It can include a cold water button to choose from and other function buttons.
- the output unit 85 may be equipped with a display device such as a display (not shown) or a light emitting diode (LED) (not shown).
- a display device such as a display (not shown) or a light emitting diode (LED) (not shown).
- the output unit 85 may display information such as the operation status of the water dispensing device, operation status related to error occurrence, etc., or water contamination level.
- the output unit 85 may be equipped with an audio device such as a speaker (not shown) and a buzzer (not shown).
- the output unit 85 can output a sound effect for the operating state of the water dispensing device and output a predetermined warning sound when an error occurs.
- the water dispensing device may further include modules for hygiene.
- the water dispensing device includes a sterilization module 70 using high temperature water.
- the water dispensing device further includes a water outlet sterilization module 80 for sterilizing the side of the water outlet 90a where contamination is likely to occur.
- the sterilization module 70 can instantly heat water to a high temperature to sterilize bacteria growing in the water.
- the control unit 60 can operate the sterilization module 70 and circulate sterilizing water (high temperature water) from the sterilization module 70 to other flow paths to sterilize the flow path. Based on the water quality data measured by the water quality measurement unit 50, the control unit 60 moves the high-temperature water discharged from the sterilization module 70 to different flow passage areas and controls it to perform a sterilization operation for each flow passage area. You can.
- the water outlet sterilization module 80 irradiates ultraviolet rays toward the water outlet 90a to remove bacteria or viruses.
- the water outlet sterilization module 80 may include at least one UV lamp (Ultraviolet rays lamp) or at least one UV LED (Ultraviolet rays Light Emitting Diode).
- the water outlet sterilization module 80 may be driven periodically under the control of the control unit 60. Alternatively, the water outlet sterilization module 80 may be driven for a predetermined period before water outlet. More preferably, the control unit 60 can improve efficiency by operating the water outlet sterilization module 80 only when necessary, based on water quality data measured by the water quality measurement unit 50. For example, the control unit 60 may control the water outlet sterilization module 80 based on the water quality measurement results of purified water.
- the control unit 60 may be connected to each component provided in the water dispensing device.
- the control unit 60 may transmit and/or receive signals between each component provided in the water dispensing device and control the overall operation of each component.
- the control unit 60 may include at least one processor, and may control the overall operation of the water dispensing device using the processor included therein.
- the processor may be a general processor such as a central processing unit (CPU).
- the processor may be a dedicated device such as an ASIC or another hardware-based processor.
- the control unit 60 can perform various calculations based on data received through the water quality measurement unit 50 including various sensors such as the turbidity sensor 51. Additionally, the control unit 60 may store data received through the water quality measurement unit 50 in a memory (not shown).
- the water quality measurement unit 50 can measure water quality and output the measurement to the control unit 60.
- the control unit 60 may control to perform a feedback operation in response to water quality measurement data of raw water and/or purified water.
- the water quality measurement unit 50 may directly determine the pollution level and transmit it to the control unit 60, and the control unit 60 may control other components to perform appropriate feedback operations based on the received pollution level.
- the control unit 60 may recognize the contamination state of raw water and/or purified water and control the output unit 85 to provide a cleaning alarm or information about the filter replacement cycle to the user.
- control unit 60 detects in advance odors that may occur depending on the degree of contamination of raw water and/or purified water, and automatically cleans/cleans through the sterilization module 70 and the water outlet sterilization module 80 before the customer feels it. Sterilization logic can be operated. Accordingly, convenience of use and hygiene for non-professional users can be improved.
- FIG. 2 is a conceptual diagram of a water dispensing device according to an embodiment of the present disclosure
- FIGS. 3 to 5 are diagrams referenced in the description of the operation of the water dispensing device of FIG. 2 .
- the water dispensing device includes a water supply passage 11 through which raw water supplied from a water supply source flows and a filter unit 10 that generates purified water by filtering the raw water supplied to the water supply passage 11. Includes.
- the purified water that has passed through the filter unit 10 flows toward the water outlet (90a) through the purified water flow path (20).
- Purified water that has passed through the filter unit 10 may flow into the water quality measurement unit 50.
- the water quality measuring unit 50 can measure the quality of purified water when it flows in.
- the sensing passage 12 is branched from the water supply passage 11, so that raw water can directly flow into the water quality measurement unit 50 through the sensing passage 12.
- the water quality measuring unit 50 can measure the water quality of raw water when raw water flows in.
- a water supply valve (V1) that controls water supply to the filter unit 10 and the purified water passage 20 may be disposed in the water supply passage 11.
- the water supply valve (V1) can open and close the purified water flow path (20). When the water supply valve (V1) is opened, along the first line (L1) of FIG. 3, raw water is purified through the filter unit (10), and purified water is supplied to the water quality measurement unit (50) through the purified water passage (20). may flow into.
- the water supply passage 11 includes a first water supply passage 11a connecting the water supply source and the water supply valve V1, and a second water supply passage 11a connecting the water supply valve V1 and the filter 10. It may include a water supply passage (11b).
- one end of the sensing passage 12 may be connected to the first water supply passage 11a, and the other end may be connected to the water quality measurement unit 50.
- a sensing valve (V2) that opens and closes the sensing passage 12 may be disposed in the sensing passage 12. When the sensing valve (V2) is opened, raw water can directly flow into the water quality measurement unit (50) through the sensing passage (12) along the second line (L2) of FIG. 4.
- the water dispensing device includes a water outlet (90a) through which the purified water is discharged, a water outlet passage (13) that guides the purified water to the water outlet (90a), the water quality measuring unit 50, and the water outlet ( 90a) branched from the water outlet passage 13, and a drainage passage 14 through which the raw water or the purified water is drained, and the raw water or the purified water is selectively connected to the water outlet passage 13 and the drainage passage 14. It may further include a supply valve (V3).
- V3 supply valve
- the water outlet valve V3 can divert water for which water quality measurement has been completed to the drain 90b and the outlet 90a.
- water for which the water quality measurement has been completed flows into the drainage passage 14 along the third line L3 in FIG. 5. By draining and washing raw water, you can prevent raw water from discharging into drinking water.
- the water outlet passage 13 includes a first water outlet passage 13a connecting the water quality measurement unit 50 and the water outlet valve V3, and the water outlet valve V3 and the water outlet port 90a. It may include a second water outlet passage (13b) connecting it.
- a water outlet sterilization module 80 that irradiates ultraviolet rays to the water outlet 90a is disposed on the side of the water outlet 90a where the purified water is discharged.
- the water outlet sterilization module 80 can sterilize the water outlet space and residual water.
- the control unit 60 may operate the water outlet sterilization module 80 for a predetermined time based on water quality data measured by the water quality measurement unit 50.
- one side of the sterilization passage 71 is branched from the water supply passage 11 and the other side is connected to the filter 10, and on the sterilization passage 71, the sterilization passage 71 ) is disposed to heat the water passing through the sterilization module 70.
- the control unit 60 may operate the sterilization module 70 for a predetermined time based on water quality data measured by the water quality measurement unit 50.
- the water supply valve V1 may be a switching valve that selectively supplies the raw water to the water supply passage 11 or the sterilization passage 71.
- the water dispensing device is provided on one side of a hot water passage 21 branching from the purified water passage 20 and on the hot water passage 21 to purified purified water passing through the hot water passage 21.
- a hot water module 30 for heating, a cold water passage 22 on one side of which branches off from the purified water passage 20, and a cooling module provided on the cold water passage 22 to cool purified water passing through the cold water passage 22. (40) may further be included.
- the hot water passage 21 and the cold water passage 22 may be rejoined to the purified water passage 2.
- the hot water passage 21 and the cold water passage 22 may be joined to the water outlet passage 13.
- a drain pump 65 may be disposed in the drain passage 14. After measuring the water quality, when the drain pump 65 operates, the water whose quality has been measured can be discharged to the outside at a faster rate.
- the drain pump 65 may operate while performing the sterilization operation for each flow path area. Accordingly, high temperature water can be discharged to the outside more quickly after sterilization. In particular, when the water outlet passage 13 connected to the cock on the water outlet 90a side is also sterilized, some of the high temperature water is discharged toward the water outlet 90a, but a large amount of high temperature water is discharged through the drain outlet 90b. You can. Accordingly, as a large amount of hot water is discharged through the water outlet 90a, it is possible to prevent safety accidents, discomfort for users, and the inconvenience of users having to process a large amount of hot water.
- the water quality measuring unit 50 measures the water quality of the purified water when the purified water flows in through the purified water flow path 20, and measures the water quality of the raw water when the raw water flows in through the sensing flow path (!2). can be measured.
- the water quality measurement unit 50 can measure the water quality of the purified water after performing a rinsing operation in which the purified water passes through at least one time. In this way, sensing accuracy and efficiency can be improved by configuring water pipes and rinsing operations for common use of sensors.
- Figure 6 is a conceptual diagram of a water dispensing device according to an embodiment of the present disclosure, and is a water pipe of the water dispensing device according to an embodiment of the present disclosure.
- the water dispensing device may include various water treatment devices and purification devices that introduce water from the outside, such as a water purifier or refrigerator, purify the introduced water, and then discharge it.
- various water treatment devices and purification devices that introduce water from the outside, such as a water purifier or refrigerator, purify the introduced water, and then discharge it.
- At least part of the water dispensing device may be an under sink type water purifier disposed in the lower space of the sink.
- the water dispensing device may include a water outlet portion 200 installed so that at least a portion is exposed to the outside of the sink and the remaining main body portion installed inside the sink. .
- the water dispensing device includes a water supply passage 11 that guides raw water supplied from the outside to the inside, a filter 10 that purifies the raw water supplied along the water supply passage 11 into purified water, and the filter 10. It includes a purified water passage 20 that flows purified water that has passed through toward the water outlet 200.
- the water supply passage 11 connects the external water supply source and the filter 10. Through the water supply passage 11, raw water supplied from an external water supply source can be supplied to the filter 10.
- the water (raw water) supplied to the filter 10 is purified into purified water as it passes through the filter 10.
- At least one filter 10 may be provided.
- a plurality of filters 10 may be provided. Accordingly, the water that has passed through the water supply passage 11 can be purified into cleaner water while passing through the plurality of filters 10.
- purified water that has passed through the filter 10 may flow through the purified water passage 20 toward the water outlet 200 exposed to the outside of the sink 10.
- one end of the purified water passage 20 is connected to the filter 10, and the other end is connected to the water outlet 200. Meanwhile, in the purified water passage 20, at least one of the cold water passage 22, the hot water passage 21, and the washing water passage 90c may be branched.
- FIG 6 shows an example in which the cold water passage 22 is integrated into the purified water passage 20, and the hot water passage 21 and the washing water passage 90c branch from the purified water passage 20.
- the water outlet 200 includes a water outlet 90a and can dispense purified water.
- the washing water While passing through the washing water module 1030 provided on the washing water flow path 90c, the washing water may be supplied to the washing water outlet side in the form of sterilizing water.
- the water outlet 200 includes a plurality of water outlets, a washing water outlet may also be formed in the water outlet 200, depending on the embodiment.
- a pressure reducing valve 1010 that adjusts the flow rate of water supplied to the filter 10 may be installed in the water supply passage 11.
- the water supply passage 11 or the purification passage 20 includes a flow sensor 1011 that detects the flow rate of water, an inflow valve that regulates the flow rate of water or controls the flow of water, or a flow rate sensor that detects the flow rate of water. At least one of (not shown) may be installed.
- open/close valves that control the flow of water in each passage may be separately installed in the purified water passage 20, the hot water passage 21, and the washing water passage 90c.
- a wash water valve 1019 may be disposed in the wash water flow passage 90c.
- a cold/hot/pure water valve 1015 capable of selectively supplying purified water to the purified water passage 20 and the hot water passage 21 may be installed at the branch point of the purified water passage 20 and the hot water passage 21.
- an element 1025 for safety such as backflow prevention may be installed in the hot water passage 21.
- a safety valve 1016 for steam discharge may be installed in the hot water module 30. Steam from the hot water module 30 may be drained toward the drain 90b through the connected flow path 15.
- a water outlet valve 1018 is disposed on the water outlet passage 13 to supply or block purified water, cold water, and hot water flowing toward the water outlet unit 200 to the water outlet unit 200.
- drain passage 14 is branched from the water outlet passage 13, and a drain valve 1017 is disposed in the drain passage 14, so that purified water, cold water, hot water, and raw water can be discharged to the drain port 90b. .
- the outlet valve 1018 and the drain valve 1017 each have one inlet, a first outlet and a second outlet that are selectively opened, and an actuator that selectively opens and closes the two outlets. It can be provided with a three-way valve including.
- the first outlet may be connected to the water outlet 200 side, and the second outlet may be connected to the drain port 90b.
- raw water is supplied through a water supply passage 11 connected to a water supply source such as a water pipe, water tank, or underground water pipe.
- a pressure reducing valve 1010 is installed on the water supply passage 11, and raw water passes through the pressure reducing valve 1010 and is reduced to a set pressure.
- Purified water flows along the purified water flow path (20). And, it can be branched into cold water, purified water side, and hot water side.
- the purified water branched to the cold water-still water side is again branched to the cold water side and the still water side, and according to the operation of the cold water module 40 corresponding to the user's operation of selecting purified water or cold water, purified water or cold water is discharged through the water outlet 200. It can be supplied to the user.
- purified water passes through the cooling coil inside the cold water module 40.
- the water flowing along the cooling coil exchanges heat with the cooling water inside the cold water module 40 and is cooled into cold water.
- the coolant is continuously cooled to maintain the set temperature.
- a compressor may be driven to cool the coolant.
- the operation of the compressor may be determined by a cold water temperature sensor provided inside the cold water module 40. Accordingly, the cooling water can always maintain the set temperature, and for this purpose, the operation of the compressor can be adjusted.
- the compressor is an inverter compressor, and the frequency can be adjusted in response to the required load, and the cooling capacity can be adjusted. That is, the compressor can be driven by inverter control and cool the cooling water with optimal efficiency.
- the purified water can be heated to a set temperature while passing through the hot water module 30.
- the hot water module 30 can be heated by induction heating, and for this, the output of the working coil included in the hot water module 30 can be adjusted.
- Purified water passing through the hot water module 30 can be heated to a set temperature. The hot water heated while passing through the hot water module 30 flows toward the water outlet 200.
- one side of the sterilization passage 71 branches off from the water supply passage 11, and the other side is connected to the filter 10.
- a sterilization module 70 that heats water passing through the sterilization passage 71 and a flow control valve 1013 that controls the flow rate of the sterilization passage 71 may be disposed.
- a feed valve 1012 that selectively supplies the raw water to the water supply passage 11 or the sterilization passage 71 may be disposed at a position where the sterilization passage 71 branches from the water supply passage 11. You can.
- the water supply passage 11 includes a first water supply passage 11a connecting the water supply source and the feed valve 1012, and a second water supply passage connecting the feed valve 1012 and the filter 10. It may include a water supply passage (11b).
- sensing passage 12 may be branched from the first water supply passage 11a in front of the feed valve 1012.
- a sensing valve 1014 that opens and closes the sensing passage 12 and a backflow prevention element 1020 that prevents the backflow of raw water may be disposed in the sensing passage 12.
- the control unit 60 may control the feed valve 1012 to be closed and the sensing valve 1014 to be opened so that raw water is supplied to the water quality measurement unit 50 through the sensing passage 1014.
- control unit 60 After measuring the quality of raw water, the control unit 60 closes the water outlet valve 1018 and opens the drain valve 1017 to discharge the raw water measured by the water quality measurement unit 50 to the drain 90b.
- the control unit 60 may control the feed valve 1012 to be opened toward the purified water flow passage 20 and the sensing valve 1014 to be closed so that purified water is supplied to the water quality measurement unit 50.
- control unit 60 closes the water discharge valve 1018 and opens the drain valve 1017, thereby performing a rinsing operation by controlling the purified water that has passed through the water quality measurement unit 50 to be discharged to the drain port 90b. do.
- control unit 60 can measure the quality of purified water by supplying purified water to the water quality measuring unit 50 using the same valve control. Accordingly, the influence of raw water can be removed and the water quality of purified water can be accurately measured by the same water quality measurement unit 50.
- the water quality measurement unit 50 includes a turbidity sensor.
- the turbidity sensor may irradiate light to the raw water or a portion of the purified water and sense turbidity based on the received scattered light pattern.
- a turbidity sensor can detect scattered light emitted when light from a visible laser light source is reflected and dispersed by suspended substances in water and output it as a signal value.
- Scattered light increases proportionally according to the amount of particles in the fluid, but can be affected by external noise generated by the external environment such as particle behavior, fluid state (physical environment such as bubbles or vortex generation), or vibration. Regardless of the particle amount, the signal value may be exaggerated/reduced in the turbidity sensor due to the occurrence of external noise that can affect the scattered light signal.
- Figure 7 is a flowchart of a method of operating a water dispensing device according to an embodiment of the present disclosure.
- the turbidity sensor of the water quality measurement unit 50 senses the turbidity of purified water that has passed through the filter 10 in real time and collects turbidity data (S710).
- the turbidity sensor may collect turbidity data by sensing the water quality of the raw water bypassed through the sensing passage 12.
- the turbidity sensor collects N pieces of turbidity data during the first sensing time (eg, 1 second, 5 seconds, etc.).
- the turbidity sensor determines whether the collected turbidity data is abnormal (S730), outputs the data to the control unit 60, etc. according to the determination result (S740), or re-collects the turbidity data to obtain abnormal data. There is (S710).
- Determination of whether the collected turbidity data is abnormal can be performed by comparing each of the N pieces of turbidity data with a fixed reference value.
- turbidity data has various values depending on water quality, there are limitations in using a fixed standard value.
- the turbidity sensor may calculate an average value of the N turbidity data (S720) and determine whether there is an abnormality by comparing the N turbidity data with the calculated average value (S730).
- the turbidity sensor calculates an error ratio between the N turbidity data and the average value, and if the absolute value of the calculated error ratio exceeds a standard value (for example, 20%), it is determined that there is an abnormality. can do. That is, if any of the data is outside the standard range set based on the average value, all of the data collected in the first sensing period in which the relevant data was collected can be discarded without being used.
- a standard value for example, 20%
- the turbidity sensor If there is no problem with the collected N turbidity data (S730), the turbidity sensor outputs a sensing result based on the N turbidity data to the control unit 60 (S740). For example, the turbidity sensor may output the average value of the N turbidity data collected in the first sensing period as a sensing result.
- the turbidity data can be re-collected to determine whether there is an abnormality (S710 to S730).
- the turbidity sensor may re-collect the turbidity data during a second sensing time that is longer than the first sensing time. . Therefore, data verification of the turbidity sensor can be performed more rigorously.
- control unit 60 can stop the operation of other components that may cause vibration for more accurate sensing.
- the control unit 60 may stop the operation of at least some of the compressor, various pumps, etc., depending on the configuration of the water dispensing device.
- the control unit 60 may stop operating at least one of the compressor and the pump if there is an abnormality as a result of determining whether there is an abnormality after re-collecting the turbidity data.
- the cold water module 40 may include a compressor, and the control unit 60 may stop the operation of the cold water module 40 during the sensing time.
- the pump may be a drainage pump 65.
- a pump may be provided depending on the type of device in which the water dispensing device is provided, the water pipe structure, and the environment in which the water dispensing device is placed. The control unit 60 may stop the operation of at least some of the pumps during the sensing time.
- control unit 60 may stop operating vibrating components such as a compressor to prevent external noise caused by vibration from affecting the data.
- control unit 60 may stop operating at least one of the compressor and the pump if no abnormal data is collected until the third sensing period that is longer than the first sensing time.
- the turbidity sensor may output a sensing result based on the re-collected turbidity data if there is no abnormality as a result of determining whether there is an abnormality.
- the turbidity sensor may collect turbidity data when at least one of the compressor and the pump is stopped.
- control unit 60 may determine that there is an error in the turbidity sensor if there is an error in the data collected while at least one of the compressor and the pump is inoperative.
- control unit 60 may determine that at least one of the compressor and the pump is abnormal.
- control unit 60 may control the output unit 85 to output abnormality information on components determined to be abnormal. Additionally, when the water dispensing device is equipped with a communication module (not shown), the control unit 60 can automatically connect the service of the part determined to be abnormal.
- Figure 8 is a flowchart of a method of operating a water dispensing device according to an embodiment of the present disclosure.
- the turbidity sensor of the water quality measurement unit 50 senses the turbidity of incoming water in real time and collects turbidity data (S800).
- the turbidity sensor collects N pieces of turbidity data (A1, A2....An) during the first sensing time (eg, 1 second or 5 seconds).
- the turbidity sensor can determine whether there is an abnormality by comparing the absolute value of the error ratio with a reference value (S815).
- a reference value For example, the standard value set for the error rate may be 20%.
- the turbidity sensor calculates an error ratio between the N pieces of turbidity data and the average value (S810), and if the absolute value of the calculated error ratio exceeds a standard value (for example, 20%), an abnormality occurs. It can be determined that it exists (S815).
- the turbidity sensor can output data to the control unit 60 (S820). If there is turbidity data that exceeds the standard value (S815), the turbidity sensor can re-collect the data (S825).
- Re-collected data can also be verified in the same way. Therefore, the average value of the re-collected data is calculated, and if the error rates between the re-collected data and the average value do not exceed the standard value (S830), the turbidity sensor can output data to the control unit 60 (S820).
- control unit 60 may stop the operation of the compressor and/or pump for an additional re-collection time (eg, 5 seconds) (S835).
- the turbidity sensor can collect data during an additional re-collection time and calculate the average value of the re-collected turbidity data and the error ratio between the re-collected turbidity data and the average value (S840). Additionally, the turbidity sensor can determine whether there is an abnormality by comparing the absolute value of the error ratio with a reference value (S845).
- the turbidity sensor and/or the control unit 60 determines that there is an abnormality in at least one of the compressor and pump if there is no abnormality in the collected data (S835) while at least one of the compressor and pump is stopped. You can do it (S850).
- the turbidity sensor and/or the control unit 60 may determine that there is an error in the turbidity sensor if there is an error in the collected data (S845) when at least one of the compressor and the pump is stopped (S835). S855).
- control unit 60 may control the output unit 85 to output abnormality information on components determined to be abnormal.
- the control unit 60 can automatically connect the service of the part determined to be abnormal (S860). For example, if it is determined that at least one of the compressor and pump is abnormal (S850), information on the abnormal part can be delivered to the repair service for the corresponding part (S860). also. If it is determined that the turbidity sensor is abnormal (S855), sensor abnormality information can be delivered to the turbidity sensor repair service (S860).
- 9 to 12 are diagrams referenced in the description of a method of operating a water dispensing device according to an embodiment of the present disclosure.
- Figure 9 illustrates data collected by flowing test water of 0.25 NTU, 0.5 NTU, 1.0 NTU, and 2.0 NTU into the turbidity sensor in an environment with external noise factors such as vibration, respectively, and
- Figure 10 shows the 0.25 NTU illustrated in Figure 9.
- Figure 11 shows the comparison value of the error ratio between the average value in Figure 10 and the collected data in Figure 9.
- Figure 12 shows the final output sensing result data values (1210, 1220, 1230, and 1240).
- the sensing period can be set as the time during which the turbidity sensor can acquire multiple data.
- Figure 9 illustrates a case where five pieces of data are acquired during one sensing time.
- the turbidity sensor can re-collect data until a data set without error values is obtained.
- 0.503 of the collected data #1 of the first sensing period is an error value that differs by more than 20% from the average value of 0.2850. Because error values exist, the turbidity sensor re-collects data during a second sensing period.
- the turbidity sensor can output sensing results based on data collected in the third sensing period #3.
- the turbidity sensor may output the average value of data 1210 collected in the third sensing period #3 as a sensing result.
- 0.664 of the collected data #1 of the first sensing period is an error value that differs by more than 20% from the average value of 0.5026. Because error values exist, the turbidity sensor re-collects data during a second sensing period.
- the turbidity sensor can output sensing results based on data collected in the third sensing period #3.
- the turbidity sensor may output the average value of data 1220 collected in the third sensing period #3 as a sensing result.
- 1.541 of the collected data #1 of the first sensing period is an error value that differs by more than 20% from the average value of 1.0572. Because error values exist, the turbidity sensor re-collects data during a second sensing period.
- the turbidity sensor can output sensing results based on data collected in the second sensing period #2.
- the turbidity sensor may output the average value of data 1230 collected in the second sensing period #2 as a sensing result.
- 2.909 among the collected data #1 of the first sensing period is an error value that differs by more than 20% from the average value of 2.2560. Because error values exist, the turbidity sensor re-collects data during a second sensing period.
- the turbidity sensor can output sensing results based on data collected in the third sensing period #3.
- the turbidity sensor may output the average value of data 1240 collected in the third sensing period #3 as a sensing result.
- the turbidity sensor can remove error values and output accurate sensing results, and the control unit 60 can appropriately control the water dispensing device based on the sensing results of the turbidity sensor.
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Abstract
Description
Claims (18)
- 급수원으로부터 공급되는 원수가 유동하는 급수유로;상기 급수유로로 공급된 원수를 필터링하여 정수를 생성하는 필터;상기 필터를 통과한 정수가 유동하는 정수유로; 및,상기 정수유로에 연결되어, 상기 정수의 수질을 측정하는 수질측정부;를 포함하고,상기 수질측정부는, 탁도센서를 포함하며,상기 탁도센서는,제1 센싱시간 동안에 N개의 탁도 데이터를 수집하고,상기 수집된 N개의 탁도 데이터에 이상이 없으면, 상기 N개의 탁도 데이터에 기초한 센싱 결과를 출력하며,상기 수집된 N개의 탁도 데이터에 이상이 있으면, 탁도 데이터를 재수집하여 이상 여부를 판별하는 워터 디스펜싱 장치.
- 제1항에 있어서상기 탁도 데이터의 재수집은, 상기 제1 센싱시간보다 긴 제2 센싱시간 동안에 수행되는 워터 디스펜싱 장치.
- 제1항에 있어서상기 탁도센서는,상기 N개의 탁도 데이터의 평균값을 계산하고,상기 N개의 탁도 데이터와 상기 평균값의 오차비율을 계산하며,상기 계산된 오차비율의 절대값이 기준치를 초과하는 값이 있으면, 이상이 있는 것으로 판별하는 워터 디스펜싱 장치.
- 제1항에 있어서,상기 탁도 데이터 재수집 후, 이상 여부 판별 결과, 이상이 있으면, 압축기, 펌프 중 적어도 하나를 작동 중지시키는 제어부;를 더 포함하는 워터 디스펜싱 장치.
- 제4항에 있어서,상기 탁도 데이터 재수집 후, 이상 여부 판별 결과, 이상이 없으면, 재수집한 탁도 데이터에 기초한 센싱 결과를 출력하는 워터 디스펜싱 장치.
- 제4항에 있어서상기 제1 센싱시간보다 긴 제3 센싱기간까지, 이상없는 데이터가 수집되지 않으면, 상기 제어부는, 상기 압축기, 펌프 중 적어도 하나를 작동 중지시키는 워터 디스펜싱 장치.
- 제4항에 있어서,상기 탁도센서는,상기 압축기, 펌프 중 적어도 하나가 작동 중지된 상태에서, 탁도 데이터를 수집하는 워터 디스펜싱 장치.
- 제7항에 있어서,상기 제어부는,상기 압축기, 펌프 중 적어도 하나가 작동 중지된 상태에서 수집된 데이터에 이상이 있으면, 탁도센서이상으로 판별하고,상기 압축기, 펌프 중 적어도 하나가 작동 중지된 상태에서 수집된 데이터에 이상이 없으면, 상기 압축기, 펌프 중 적어도 하나의 이상으로 판별하는 워터 디스펜싱 장치.
- 제8항에 있어서,상기 제어부는, 이상으로 판별된 부품의 서비스를 자동으로 연결하는 워터 디스펜싱 장치.
- 제1항에 있어서,상기 센싱 결과는, 상기 N개의 탁도 데이터의 평균값인 워터 디스펜싱 장치.
- 제1항에 있어서,상기 급수유로에서 분기되어 상기 원수가 유동하는 센싱유로;를 더 포함하고,상기 수질측정부는,상기 정수유로를 통하여 상기 정수가 유입되면 상기 정수의 수질을 측정하고, 상기 센싱유로를 통하여 상기 원수가 유입되면 상기 원수의 수질을 측정하는 워터 디스펜싱 장치.
- 제11항에 있어서,상기 수질측정부는,상기 원수의 수질을 측정하면, 상기 정수가 1회 이상 통과하는 헹굼 동작 수행 후에, 상기 정수의 수질을 측정하는 워터 디스펜싱 장치.
- 제11항에 있어서,상기 원수를 상기 급수유로 또는 상기 살균유로에 공급하는 전환밸브와,상기 센싱유로를 개폐하는 센싱밸브를 더 포함하는 워터 디스펜싱 장치.
- 제1항에 있어서,상기 정수가 배출되는 출수구;상기 정수를 상기 출수구로 안내하는 출수유로; 및,상기 수질측정부와 상기 출수구 사이의 출수유로에서 분기되어, 상기 원수 또는 상기 정수가 배수되는 배수유로;를 더 포함하는 워터 디스펜싱 장치.
- 제14항에 있어서,상기 원수 또는 상기 정수를 상기 출수유로와 상기 배수유로에 선택적으로 공급하는 출수밸브;를 더 포함하는 워터 디스펜싱 장치.
- 제14항에 있어서,일측이 상기 정수유로에서 분기되는 온수유로;상기 온수유로 상에 구비되어 상기 온수유로를 통과하는 정수를 가열시키는 온수모듈;일측이 상기 정수유로에서 분기되는 냉수유로; 및,상기 냉수유로 상에 구비되어 상기 냉수유로를 통과하는 정수를 냉각시키는 냉수모듈;을 더 포함하는 워터 디스펜싱 장치.
- 제14항에 있어서,상기 배수유로에 배치되는 배수펌프;를 더 포함하는 워터 디스펜싱 장치.
- 제1항에 있어서,상기 탁도센서는,상기 원수 또는 상기 정수의 일부에 광을 조사하고, 수광되는 산란광 패턴에 기초하여 탁도를 센싱하는 워터 디스펜싱 장치.
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| CN202380078737.2A CN120202163A (zh) | 2022-09-22 | 2023-09-07 | 水分配装置 |
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| KR10-2022-0120224 | 2022-09-22 | ||
| KR1020220120224A KR20240041107A (ko) | 2022-09-22 | 2022-09-22 | 워터 디스펜싱 장치 |
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| Publication Number | Publication Date |
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| WO2024063408A1 true WO2024063408A1 (ko) | 2024-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2023/013398 Ceased WO2024063408A1 (ko) | 2022-09-22 | 2023-09-07 | 워터 디스펜싱 장치 |
Country Status (3)
| Country | Link |
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| KR (1) | KR20240041107A (ko) |
| CN (1) | CN120202163A (ko) |
| WO (1) | WO2024063408A1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119125485A (zh) * | 2024-09-25 | 2024-12-13 | 苏州元脑智能科技有限公司 | 用于冷板管路的清洁检测系统 |
Citations (8)
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| JP2008139205A (ja) * | 2006-12-04 | 2008-06-19 | Nomura Micro Sci Co Ltd | 水質異常検出装置、水質異常検出方法及び水処理装置 |
| JP2008151572A (ja) * | 2006-12-15 | 2008-07-03 | Miura Co Ltd | 水質測定方法 |
| KR20130047783A (ko) * | 2011-10-26 | 2013-05-09 | 엘지전자 주식회사 | 정수기 및 그 운전방법 |
| KR20130127680A (ko) * | 2012-05-15 | 2013-11-25 | 쿠쿠전자주식회사 | 수처리장치 및 수처리방법 |
| JP2016205781A (ja) * | 2015-04-28 | 2016-12-08 | 栗田工業株式会社 | 水処理管理装置及び水処理管理方法 |
| JP2019152592A (ja) * | 2018-03-06 | 2019-09-12 | 日本電色工業株式会社 | 水質測定装置及び水質測定方法 |
| KR20210137925A (ko) * | 2020-05-11 | 2021-11-18 | 애터미주식회사 | 정수기 및 정수기 제어 방법 |
| JP3235585U (ja) * | 2021-10-19 | 2022-01-06 | 株式会社アート電子 | 浄化槽用ブロワー及びポンプ及び水質センサーの保守点検システム |
-
2022
- 2022-09-22 KR KR1020220120224A patent/KR20240041107A/ko active Pending
-
2023
- 2023-09-07 CN CN202380078737.2A patent/CN120202163A/zh active Pending
- 2023-09-07 WO PCT/KR2023/013398 patent/WO2024063408A1/ko not_active Ceased
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008139205A (ja) * | 2006-12-04 | 2008-06-19 | Nomura Micro Sci Co Ltd | 水質異常検出装置、水質異常検出方法及び水処理装置 |
| JP2008151572A (ja) * | 2006-12-15 | 2008-07-03 | Miura Co Ltd | 水質測定方法 |
| KR20130047783A (ko) * | 2011-10-26 | 2013-05-09 | 엘지전자 주식회사 | 정수기 및 그 운전방법 |
| KR20130127680A (ko) * | 2012-05-15 | 2013-11-25 | 쿠쿠전자주식회사 | 수처리장치 및 수처리방법 |
| JP2016205781A (ja) * | 2015-04-28 | 2016-12-08 | 栗田工業株式会社 | 水処理管理装置及び水処理管理方法 |
| JP2019152592A (ja) * | 2018-03-06 | 2019-09-12 | 日本電色工業株式会社 | 水質測定装置及び水質測定方法 |
| KR20210137925A (ko) * | 2020-05-11 | 2021-11-18 | 애터미주식회사 | 정수기 및 정수기 제어 방법 |
| JP3235585U (ja) * | 2021-10-19 | 2022-01-06 | 株式会社アート電子 | 浄化槽用ブロワー及びポンプ及び水質センサーの保守点検システム |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119125485A (zh) * | 2024-09-25 | 2024-12-13 | 苏州元脑智能科技有限公司 | 用于冷板管路的清洁检测系统 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20240041107A (ko) | 2024-03-29 |
| CN120202163A (zh) | 2025-06-24 |
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