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CN111074477A - Water pump structure and multi-tub washing machine - Google Patents

Water pump structure and multi-tub washing machine Download PDF

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Publication number
CN111074477A
CN111074477A CN202010022524.6A CN202010022524A CN111074477A CN 111074477 A CN111074477 A CN 111074477A CN 202010022524 A CN202010022524 A CN 202010022524A CN 111074477 A CN111074477 A CN 111074477A
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CN
China
Prior art keywords
water
valve core
way valve
shell
valve
Prior art date
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Withdrawn
Application number
CN202010022524.6A
Other languages
Chinese (zh)
Inventor
卢挺浩
李海杰
傅晓勇
赖毅俊
常茵茵
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gree Electric Appliances Inc of Zhuhai
Original Assignee
Gree Electric Appliances Inc of Zhuhai
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Filing date
Publication date
Application filed by Gree Electric Appliances Inc of Zhuhai filed Critical Gree Electric Appliances Inc of Zhuhai
Publication of CN111074477A publication Critical patent/CN111074477A/en
Withdrawn legal-status Critical Current

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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F25/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and having further drying means, e.g. using hot air 
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F31/00—Washing installations comprising an assembly of several washing machines or washing units, e.g. continuous flow assemblies
    • D06F31/005—Washing installations comprising an assembly of several washing machines or washing units, e.g. continuous flow assemblies consisting of one or more rotating drums through which the laundry passes in a continuous flow
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F17/00—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid
    • D06F17/06—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid by rotary impellers
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F31/00—Washing installations comprising an assembly of several washing machines or washing units, e.g. continuous flow assemblies
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F33/00—Control of operations performed in washing machines or washer-dryers 
    • D06F33/30—Control of washing machines characterised by the purpose or target of the control 
    • D06F33/32—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry
    • D06F33/36—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry of washing
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F33/00—Control of operations performed in washing machines or washer-dryers 
    • D06F33/50—Control of washer-dryers characterised by the purpose or target of the control
    • D06F33/52—Control of the operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry
    • D06F33/68—Control of the operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry of the sequence of washing and drying operations
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/20—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations
    • D06F37/22—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations in machines with a receptacle rotating or oscillating about a horizontal axis
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/26—Casings; Tubs
    • D06F37/265—Counterweights mounted to the tub; Mountings therefor
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/02—Devices for adding soap or other washing agents
    • D06F39/022—Devices for adding soap or other washing agents in a liquid state
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/083—Liquid discharge or recirculation arrangements
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/12—Casings; Tubs
    • D06F39/125—Supporting arrangements for the casing, e.g. rollers or legs
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00—Domestic laundry dryers
    • D06F58/32—Control of operations performed in domestic laundry dryers 
    • D06F58/34—Control of operations performed in domestic laundry dryers  characterised by the purpose or target of the control
    • D06F58/36—Control of operational steps, e.g. for optimisation or improvement of operational steps depending on the condition of the laundry
    • D06F58/38—Control of operational steps, e.g. for optimisation or improvement of operational steps depending on the condition of the laundry of drying, e.g. to achieve the target humidity
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/02—Characteristics of laundry or load
    • D06F2103/12—Temperature
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/28—Air properties
    • D06F2103/32—Temperature
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/38—Time, e.g. duration
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/02—Water supply
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/28—Electric heating
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F29/00—Combinations of a washing machine with other separate apparatus in a common frame or the like, e.g. with rinsing apparatus
    • D06F29/005—Combinations of a washing machine with other separate apparatus in a common frame or the like, e.g. with rinsing apparatus the other separate apparatus being a drying appliance
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/04—Heating arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)
  • Control Of Washing Machine And Dryer (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
  • Multiple-Way Valves (AREA)
  • Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)

Abstract

本发明提供一种水泵结构，包括：第一多通阀和第二多通阀以及连接在所述第一多通阀和第二多通阀之间的中间泵体组件，所述第一多通阀设有n个进水口和一个出水口，所述第二多通阀设有n个出水口和一个进水口，所述第一多通阀的出水口与中间泵体组件的进水口连接，所述第二多通阀的进水口与中间泵体组件的出水口连接，所述中间泵体组件包括水泵和与水泵入口连接的单向逆止阀，其中n为大于2的正整数。本发明还提供了一种多桶洗衣机，该洗衣机采用所述水泵结构。

Figure 202010022524

The present invention provides a water pump structure, comprising: a first multi-way valve and a second multi-way valve and an intermediate pump body assembly connected between the first multi-way valve and the second multi-way valve, the first multi-way valve and the second multi-way valve. The through valve is provided with n water inlets and one water outlet, the second multi-way valve is provided with n water outlets and one water inlet, and the water outlet of the first multi-way valve is connected with the water inlet of the intermediate pump body assembly , the water inlet of the second multi-way valve is connected to the water outlet of the intermediate pump body assembly, the intermediate pump body assembly includes a water pump and a one-way check valve connected to the water pump inlet, wherein n is a positive integer greater than 2. The present invention also provides a multi-tub washing machine, which adopts the water pump structure.

Figure 202010022524

Description

Water pump structure and multi-tub washing machine
Technical Field
The invention relates to a washing machine, in particular to a water pump structure and a multi-barrel washing machine.
Background
The interior bucket of present washing machine is clean very important, exists every pail when washing machine's overall arrangement for many tubs structure overall arrangement and all needs an individual circulating water pump and the condition in circulation water route, among the prior art, adopts to add to establish a plurality of circulating pumps and can realize the water route circulation in many tubs washing machine, nevertheless has the complicated scheduling problem of water route design.
Disclosure of Invention
In view of the above, the present invention provides a water pump structure and a multi-tub washing machine, to solve the above problems, specifically:
the invention provides a water pump structure, comprising: a first multi-way valve, a second multi-way valve and an intermediate pump body component connected between the first multi-way valve and the second multi-way valve,
the pump comprises a first multi-way valve, a second multi-way valve, a middle pump body assembly and a pump body assembly, wherein the first multi-way valve is provided with n water inlets and a water outlet, the second multi-way valve is provided with n water outlets and a water inlet, the water outlet of the first multi-way valve is connected with the water inlet of the middle pump body assembly, the water inlet of the second multi-way valve is connected with the water outlet of the middle pump body assembly, the middle pump body assembly comprises a water pump and a one-way check valve connected with the water pump inlet.
Further optionally, a water inlet of the one-way check valve is used as a water inlet of the middle pump body assembly, and a water outlet of the first multi-way valve is connected with a water inlet of the one-way check valve; and the water outlet of the water pump is used as the water outlet of the middle pump body assembly, and the water inlet of the second multi-way valve is connected with the water outlet of the water pump.
Further optionally, first multiport valve and second multiport valve all adopt the rotation type multiport valve structure, the rotation type multiport valve structure includes:
the shell is in a long cylinder shape;
the valve core is arranged in the shell in a rotatable mode along the axial direction of the long cylinder of the shell;
the driving assembly is arranged on one side of the valve core and drives the valve core to rotate in the shell;
the upper peripheral surface of the shell is provided with a shell main road junction, and the lower peripheral surface of the shell is provided with a plurality of shell branch road junctions;
a plurality of first valve core liquid through ports communicated with the shell main path port and a plurality of second valve core liquid through ports communicated with the shell branch path ports are formed on the peripheral surface of the valve core; the plurality of first valve core liquid through ports and the plurality of second valve core liquid through ports are in one-to-one correspondence and form independent flow channels;
when the valve core is driven by the driving component to rotate to different preset angles, the inlet and the outlet of one corresponding flow channel in the valve core correspond to and are communicated with the shell main road opening and the shell branch road opening according to preset rules.
Further optionally, the rotary multi-way valve structure is a three-way valve, the upper circumferential surface of the housing is provided with a housing trunk opening, the lower circumferential surface of the housing is provided with three housing branch openings, and the three housing branch openings are a first housing branch opening, a second housing branch opening and a third housing branch opening in a left-to-right sequence;
the flow channel in the valve core comprises a first flow channel, a second flow channel and a third flow channel, the first flow channel, the second flow channel and the third flow channel are not on the same plane, wherein:
the first flow channel is provided with a first through hole A and a first through hole B on the circumferential surface of the valve core;
the second flow channel is provided with a second through hole A and a second through hole B on the circumferential surface of the valve core;
the third flow channel is provided with a third through hole A and a third through hole B on the circumferential surface of the valve core;
the valve core forms a first gap between the first through hole A and a position corresponding to the shell main path port, and forms a second gap between the second through hole A and a position corresponding to the shell main path port;
the first notch and the second notch are formed in a staggered mode so that the first notch and the second notch are not communicated with the shell main passage port at the same time; the third through hole A is not communicated with the first notch and the second notch in a staggered manner;
when the first through hole A is communicated with the shell main road opening through a first gap, the first through hole B is communicated with the first shell branch road opening;
when the second through hole A is communicated with the shell main intersection through a second gap, the second through hole B is communicated with the third shell branch intersection;
when the third through hole A is communicated with the shell main path opening, the third through hole B is communicated with the second shell branch path opening.
Further optionally, the first flow passage, the second flow passage and the third flow passage are all formed along the radial direction of the valve core.
Further optionally, the rotary multi-way valve structure further comprises: a first sealing ring, a second sealing ring, a third sealing ring and a fourth sealing ring,
the first sealing ring is sleeved on the valve core and is positioned at one end far away from the driving assembly; the second sealing ring is sleeved on the valve core and is positioned between the first flow channel and the third flow channel; the third sealing ring is sleeved on the valve core and is positioned between the second flow channel and the third flow channel; the fourth sealing ring is sleeved on the valve core and is positioned at one end close to the driving assembly.
Further optionally, a first sealing ring supporting bridge is arranged on the first notch, and a second sealing ring supporting bridge is arranged on the second notch.
Further optionally, the driving assembly includes a motor for driving the valve core to rotate to a preset angle in the housing to form different passages.
Further optionally, a sealing washer is arranged between the motor and the valve core.
Further optionally, a cylinder bottom is arranged at one end of the shell far away from the driving component,
the inner side surface of the cylinder bottom is provided with a positioning support groove, the axis of one end of the valve core close to the cylinder bottom is provided with a positioning column, and the positioning column is assembled in the positioning support groove.
Further optionally, the first flow channel and the second flow channel are arranged on the same plane, and the first notch and the second notch are symmetrically arranged on two sides of the valve core.
Further optionally, an opening direction of the first flow channel and an opening direction of the third flow channel form an angle of 90 °.
In a second aspect, the invention provides a multi-tub washing machine comprising a water path system, the water path system employing the water pump structure as described in any one of the above.
Further optionally, the plurality of water inlets of the first multi-way valve are connected with the outlets of the plurality of clothes treatment barrels in the multi-barrel washing machine in a one-to-one correspondence manner through pipelines, and the plurality of water outlets of the second multi-way valve are connected with the inlets of the plurality of clothes treatment barrels in a one-to-one correspondence manner through pipelines.
Has the advantages that: the drainage pump structure is improved, the structural layout of the multi-barrel washing machine is improved, the multi-barrel circular cleaning function is realized, the internal structural space layout of the multi-barrel washing machine is simplified, the simple water path system is adopted, and the production cost is low.
Drawings
The above and other objects, features and advantages of the present disclosure will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings. The drawings described below are merely some embodiments of the present disclosure, and other drawings may be derived from those drawings by those of ordinary skill in the art without inventive effort.
FIG. 1 is a schematic view of a water pump structure according to an embodiment of the present invention;
FIG. 2 is an exploded view of a water pump configuration according to an embodiment of the present invention;
FIG. 3 is an exploded view of a three-way valve according to one embodiment of the present invention;
FIG. 4 is an assembled, general schematic view of an embodiment of the present invention;
FIG. 5 is a schematic cross-sectional view of an assembled third flow passage communication according to an embodiment of the present invention;
FIG. 6 is a schematic cross-sectional view of an assembled first flow passage communication in accordance with an embodiment of the present invention;
FIG. 7 is a schematic cross-sectional view of an assembled second flow passage communication according to an embodiment of the present invention;
fig. 8 is a schematic circulation diagram of a waterway system according to an embodiment of the present invention.
In the figure: 1-a shell; 101-shell bus crossing; 102-a first housing branch junction; 103-a second shell branch road; 104-a third shell branch road; 105-cylinder bottom; 106-positioning support groove; 2-a valve core; 201-a first gap; 202-a second gap; 203-a first flow channel; 204-a second flow channel; 205-a third flow channel; 206-positioning columns; 207-first via a; 208-first via B; 209-second via a; 210-second via B; 211-third through-hole a; 212-third through-hole B; 213-first gasket support bridge; 214-a second gasket support bridge; 3-a drive assembly; 4-sealing ring; 5-a sealing gasket; 61-a first multi-way valve; 62-a second multi-way valve; 7-a water pump; 81-a first barrel; 82-a second bucket; 83-a third bucket; 9-one-way check valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the examples of the present invention and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and "a" and "an" generally include at least two, but do not exclude at least one, unless the context clearly dictates otherwise.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.
The invention improves the structure of the water pump, and the two ends of the water pump are provided with the multi-way valves, so that one water pump structure can be provided with a plurality of inlets and a plurality of outlets, and the communication mode of pipelines at the two sides of the water pump can be realized through the multi-way valves at the two sides. To the washing machine that adopts this water pump structure, make its multichannel tube coupling in a water pump structure, a sharing water pump can satisfy many tubs of washing machine circulation clean function, has simplified the water route, has optimized the pipeline, has saved the cost greatly.
To better illustrate the scheme of the present invention, the following examples are provided.
Example 1
As shown in fig. 1 to 7, there is provided in the present embodiment a water pump structure including: the pump comprises a first multi-way valve, a second multi-way valve and an intermediate pump body assembly connected between the first multi-way valve and the second multi-way valve.
The pump comprises a first multi-way valve, a second multi-way valve, a middle pump body assembly and a pump body assembly, wherein the first multi-way valve is provided with n water inlets and a water outlet, the second multi-way valve is provided with n water outlets and a water inlet, the water outlet of the first multi-way valve is connected with the water inlet of the middle pump body assembly, the water inlet of the second multi-way valve is connected with the water outlet of the middle pump body assembly, the middle pump body assembly comprises a water pump 7 and a one-way check valve 9 connected with the water pump inlet.
The water inlet of the one-way check valve 9 is used as the water inlet of the middle pump body assembly, and the water outlet of the first multi-way valve is connected with the water inlet of the one-way check valve; and the water outlet of the water pump is used as the water outlet of the middle pump body assembly, and the water inlet of the second multi-way valve is connected with the water outlet of the water pump. The first multi-way valve and the second multi-way valve are used as a water inlet and a water outlet of the water pump structure. The configuration enables the water inlet at the front end of the water pump structure to correspond to the water outlet at the rear end of the water pump structure one to one.
In some alternative implementations, the first and second multi-way valves 61 and 62 are both rotary multi-way valve structures, and they are only installed differently (the water inlets and the water outlets of the first and second multi-way valves are arranged in opposite directions).
Specifically, the rotary multi-way valve structure includes: the valve comprises a shell, a valve core and a driving assembly. The shell is in a long cylinder shape; the valve core is arranged in the shell in a rotatable manner along the axial direction of the long cylinder of the shell; the driving assembly is arranged on one side of the valve core and drives the valve core to rotate in the shell.
At this time, the upper peripheral surface of the housing is provided with a housing intersection, and the lower peripheral surface is provided with a plurality of housing branch intersections. The upper circumferential surface and the lower circumferential surface are arranged oppositely, and are not limited to the upper and lower relationship, but are only for convenience of describing the relative relationship between the liquid inlet of the housing and the liquid outlet of the housing, that is, the liquid inlet and the liquid outlet are arranged on the circumferential surfaces along different radial directions.
The peripheral surface of the valve core is provided with a plurality of first valve core liquid through ports communicated with the shell main path port, and a plurality of second valve core liquid through ports communicated with the shell branch ports. The plurality of first valve core liquid through openings and the plurality of second valve core liquid through openings are in one-to-one correspondence and form independent flow passages. The flow channels are not communicated with each other and are only connected with the valve core liquid inlet and the valve core liquid outlet which are mutually corresponding.
When the valve core is driven by the driving component to rotate to different preset angles, the inlet and the outlet of one corresponding flow channel in the valve core correspond to and are communicated with the shell main road opening and the shell branch road opening according to preset rules. The preset rule refers to that at any preset angle, an independent flow channel is correspondingly arranged on the valve core, an inlet on the flow channel is communicated with an inlet of the shell, an outlet of the flow channel is communicated with an outlet of the shell, the communication mode realizes independent communication, and at the moment, if one flow channel rotates to be communicated, other flow channels cannot be communicated with the inlet of the shell.
In some more specific optional implementation manners, the rotary multi-way valve structure is a three-way valve, the upper circumferential surface of the housing is provided with a housing main junction, the lower circumferential surface of the housing is provided with three housing branch junctions, and the three housing branch junctions are a first housing branch junction 102, a second housing branch junction 103 and a third housing branch junction 104 in a sequence from left to right. For the first multi-way valve, a shell main path port on the first multi-way valve is connected with the middle pump body assembly, and each shell branch path port is used as a water inlet of the water pump structure; and for the second multi-way valve, a shell main path port on the second multi-way valve is connected with a water outlet of the middle pump body assembly, and meanwhile, each branch path port is used as a water outlet of the water pump structure.
The flow channels in the valve core comprise a first flow channel 203, a second flow channel 204 and a third flow channel 205, the first flow channel, the second flow channel and the third flow channel are not on the same plane, wherein: the first flow passage is provided with a first through hole A207 and a first through hole B208 on the circumferential surface of the valve core; the second channel is provided with a second through hole A209 and a second through hole B210 on the circumferential surface of the valve core; the third flow passage has a third through hole a211 and a third through hole B212 formed in the valve body circumferential surface.
The valve core forms a first gap between the first through hole A and the position corresponding to the shell main path port, and forms a second gap between the second through hole A and the position corresponding to the shell main path port. In order to ensure that the runners are not communicated with each other, the first notch 201 and the second notch 202 can be formed in a staggered mode so that the first notch 201 and the second notch 202 are not communicated with the shell liquid inlet 101 at the same time, and the third through hole A211 is also not communicated with the first notch 201 and the second notch 202 in a staggered mode.
Because case 2 sets up inside casing 1 to can rotate to predetermineeing the angle, have promptly: when the first through hole A is communicated with the shell main road opening through a first gap, the first through hole B is communicated with the first shell branch road opening; when the second through hole A is communicated with the shell main intersection through a second gap, the second through hole B is communicated with the third shell branch intersection; when the third through hole A is communicated with the shell main path opening, the third through hole B is communicated with the second shell branch path opening.
In some optional implementations, the first flow passage, the second flow passage, and the third flow passage are opened in a radial direction of the valve element. The valve core structure can be more regular by arranging the flow channel in the radial direction, uneven thickness of two sides of the valve core flow channel due to the offset flow channel can be avoided, damage caused by abrasion after long-time use can be prevented, and the service life of the valve core is prolonged by the structure.
In order to enhance the sealing performance among the flow channels of the valve core, a sealing ring 4 is also arranged on the valve core of the rotary multi-way valve. Specifically, this sealing ring 4 still includes: the first sealing ring, the second sealing ring, the third sealing ring and the fourth sealing ring. The first sealing ring is sleeved on the valve core 2 and is positioned at one end far away from the driving component 3; the second sealing ring is sleeved on the valve core 2 and is positioned between the first flow channel 203 and the third flow channel 205; the third sealing ring is sleeved on the valve core 2 and is positioned between the second flow passage 204 and the third flow passage 205; the fourth sealing ring is sleeved on the valve core 2 and is positioned at one end close to the driving component 3. The three flow passages are isolated by the four sealing rings, so that the condition that water is mutually communicated due to poor sealing property between the shell and the valve core is avoided.
Further optionally, a first sealing ring supporting bridge 213 is disposed on the first notch 201, and a second sealing ring supporting bridge 214 is disposed on the second notch 202. Because the sealing ring 4 is mostly made of soft material, such as rubber, silica gel and the like, the sealing ring has certain deformation; the valve core and the shell can be made of metal materials, if the valve core is made of copper, the shell is made of stainless steel and the like, the sealing rings on the left side and the right side can be supported by the two sealing ring supporting bridges respectively, and the problem that the sealing effect is poor due to the fact that the sealing rings deform under stress to cause gaps between the sealed valve core and the shell which cannot be good is avoided.
In order to improve automation and reduce manpower to realize automatic control, the driving assembly comprises a motor and can drive the valve core to rotate to a preset angle in the shell to form different passages. And a sealing washer is arranged between the motor and the valve core, so that water is prevented from overflowing the three-way valve and even burning the motor.
A cylinder bottom 105 is disposed at one end of the housing away from the driving component 3, in some implementations, a positioning support groove 106 is disposed on an inner side surface of the cylinder bottom 105, a positioning column 206 is disposed at an axial center of one end of the valve core 2 close to the cylinder bottom 105, and the positioning column 206 is assembled in the positioning support groove 106. Through the cooperation of this location support groove and reference column, can the spacing this case 2 of support to do benefit to the rotation of case in the casing. Furthermore, rolling parts such as bearings can be arranged in the positioning support grooves, so that friction between the parts is reduced.
Further optionally, the first flow channel 203 and the second flow channel 204 are arranged on the same plane, and the first notch 201 and the second notch 202 are symmetrically arranged on two sides of the valve element. The opening direction of the first flow channel 203 and the opening direction of the third flow channel 205 are 90 °.
The first multi-way valve and the second multi-way valve both skillfully utilize a flow channel and a special notch which are arranged in the valve core by the valve core, and form three different opening states with the inlet and the outlet of the shell:
(1) when the motor is in a power-off state, the third flow channel is in an on state;
(2) when the motor is electrified, the motor rotates forwards by 90 degrees, and the first flow channel is in an open state;
(3) when the motor is electrified, the second flow passage is in an open state when the motor rotates reversely by 90 degrees.
The corresponding cooperation sets up the intercommunication mode of passageway between first multi-way valve and the second multi-way valve, can realize the switching to the intercommunication passageway at water pump structure both ends.
Example 2
As shown in fig. 1 to 8, in the present embodiment, a multi-tub washing machine is provided, and a corresponding water path system is provided inside the multi-tub washing machine, and the water path system adopts any one of the above-mentioned water pump structures. At the moment, the front side and the rear side of the water pump structure are respectively communicated to the plurality of washing tubs through the pipelines in a corresponding mode, the water inlets of the first multi-way valves in the water pump structure correspond to the outlets of the plurality of washing tubs one to one, and the water outlets of the second multi-way valves in the water pump structure correspond to the inlets of the plurality of washing tubs one to one. After the channels of the two multi-way valves in the water pump structure are correspondingly communicated, independent water circulation of each washing bucket in the water path system in the washing process can be realized; it is also possible to reuse water among the washing tubs, and for example, when a three-tub washing machine is used, water in the first tub 81 may be transferred to the second tub 82 or the third tub 83 by a water pump structure.
Exemplary embodiments of the present disclosure are specifically illustrated and described above. It is to be understood that the present disclosure is not limited to the precise arrangements, instrumentalities, or instrumentalities described herein; on the contrary, the disclosure is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

Claims (14)

1. A water pump structure, comprising: a first multi-way valve, a second multi-way valve and an intermediate pump body component connected between the first multi-way valve and the second multi-way valve,
the pump comprises a first multi-way valve, a second multi-way valve, a middle pump body assembly and a pump body assembly, wherein the first multi-way valve is provided with n water inlets and a water outlet, the second multi-way valve is provided with n water outlets and a water inlet, the water outlet of the first multi-way valve is connected with the water inlet of the middle pump body assembly, the water inlet of the second multi-way valve is connected with the water outlet of the middle pump body assembly, the middle pump body assembly comprises a water pump and a one-way check valve connected with the water pump inlet.
2. The water pump structure according to claim 1,
the water inlet of the one-way check valve is used as the water inlet of the middle pump body assembly, and the water outlet of the first multi-way valve is connected with the water inlet of the one-way check valve; and the water outlet of the water pump is used as the water outlet of the middle pump body assembly, and the water inlet of the second multi-way valve is connected with the water outlet of the water pump.
3. The water pump structure of claim 2, wherein the first and second multi-way valves each employ a rotary multi-way valve structure, the rotary multi-way valve structure comprising:
the shell is in a long cylinder shape;
the valve core is arranged in the shell in a rotatable mode along the axial direction of the long cylinder of the shell;
the driving assembly is arranged on one side of the valve core and drives the valve core to rotate in the shell;
the upper peripheral surface of the shell is provided with a shell main road junction, and the lower peripheral surface of the shell is provided with a plurality of shell branch road junctions;
a plurality of first valve core liquid through ports communicated with the shell main path port and a plurality of second valve core liquid through ports communicated with the shell branch path ports are formed on the peripheral surface of the valve core; the plurality of first valve core liquid through ports and the plurality of second valve core liquid through ports are in one-to-one correspondence and form independent flow channels;
when the valve core is driven by the driving component to rotate to different preset angles, the inlet and the outlet of one corresponding flow channel in the valve core correspond to and are communicated with the shell main road opening and the shell branch road opening according to preset rules.
4. The water pump structure of claim 3, wherein the rotary multi-way valve structure is a three-way valve, the upper peripheral surface of the housing is provided with a housing main junction, the lower peripheral surface of the housing is provided with three housing branch junctions, and the three housing branch junctions are a first housing branch junction, a second housing branch junction and a third housing branch junction in a left-to-right sequence;
the flow channel in the valve core comprises a first flow channel, a second flow channel and a third flow channel, the first flow channel, the second flow channel and the third flow channel are not on the same plane, wherein:
the first flow channel is provided with a first through hole A and a first through hole B on the circumferential surface of the valve core;
the second flow channel is provided with a second through hole A and a second through hole B on the circumferential surface of the valve core;
the third flow channel is provided with a third through hole A and a third through hole B on the circumferential surface of the valve core;
the valve core forms a first gap between the first through hole A and a position corresponding to the shell main path port, and forms a second gap between the second through hole A and a position corresponding to the shell main path port;
the first notch and the second notch are formed in a staggered mode so that the first notch and the second notch are not communicated with the shell main passage port at the same time; the third through hole A is not communicated with the first notch and the second notch in a staggered manner;
when the first through hole A is communicated with the shell main road opening through a first gap, the first through hole B is communicated with the first shell branch road opening;
when the second through hole A is communicated with the shell main intersection through a second gap, the second through hole B is communicated with the third shell branch intersection;
when the third through hole A is communicated with the shell main path opening, the third through hole B is communicated with the second shell branch path opening.
5. The water pump structure as claimed in claim 4, wherein the first, second and third flow passages are opened in a radial direction of the spool.
6. The water pump structure of claim 5, wherein the rotary multi-way valve structure further comprises: a first sealing ring, a second sealing ring, a third sealing ring and a fourth sealing ring,
the first sealing ring is sleeved on the valve core and is positioned at one end far away from the driving assembly; the second sealing ring is sleeved on the valve core and is positioned between the first flow channel and the third flow channel; the third sealing ring is sleeved on the valve core and is positioned between the second flow channel and the third flow channel; the fourth sealing ring is sleeved on the valve core and is positioned at one end close to the driving assembly.
7. The water pump structure as claimed in claim 6, wherein a first gasket support bridge is provided on the first notch, and a second gasket support bridge is provided on the second notch.
8. The water pump structure as claimed in claim 7, wherein the driving assembly includes a motor for driving the valve core to rotate within the housing to a predetermined angle to form different passages.
9. The water pump structure as claimed in claim 8, wherein a sealing washer is provided between the motor and the valve cartridge.
10. The water pump structure as claimed in claim 9, wherein a bottom is provided at an end of the housing away from the driving assembly,
the inner side surface of the cylinder bottom is provided with a positioning support groove, the axis of one end of the valve core close to the cylinder bottom is provided with a positioning column, and the positioning column is assembled in the positioning support groove.
11. The water pump structure according to claims 4 to 10, wherein the first flow passage and the second flow passage are provided on the same plane, and the first notch and the second notch are symmetrically provided on both sides of the valve element.
12. The water pump structure according to claim 11, wherein an opening direction of the first flow passage is 90 ° to an opening direction of the third flow passage.
13. A multiple tub washing machine including a water circuit system, characterized in that the water circuit system employs the water pump structure of any one of claims 1 to 12.
14. The multiple-tub washing machine according to claim 13, wherein the plurality of water inlets of the first multi-way valve are connected with the outlets of the plurality of laundry treating tubs in the multiple-tub washing machine in a one-to-one correspondence through pipes, and the plurality of water outlets of the second multi-way valve are connected with the inlets of the plurality of laundry treating tubs in a one-to-one correspondence through pipes.
CN202010022524.6A 2019-11-02 2020-01-09 Water pump structure and multi-tub washing machine Withdrawn CN111074477A (en)

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CN2019110617301 2019-11-02

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CN202020042616.6U Withdrawn - After Issue CN212357688U (en) 2019-11-02 2020-01-09 A frame structure of a multi-tub washing machine
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CN202020042579.9U Active CN212152785U (en) 2019-11-02 2020-01-09 A multi-tub washing machine washing water recycling system and multi-tub washing machine
CN202010022530.1A Active CN111088644B (en) 2019-11-02 2020-01-09 Water path cleaning structure of inner barrel of washing machine and multi-barrel washing machine
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CN202010022450.6A Pending CN111206365A (en) 2019-11-02 2020-01-09 A control method for home appliances based on the Internet of Things
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CN202020043461.8U Withdrawn - After Issue CN212357690U (en) 2019-11-02 2020-01-09 A connection structure of a multi-tub washing machine
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CN202020048985.6U Active CN212357692U (en) 2019-11-02 2020-01-09 Sealing structure of a washing machine and washing machine
CN202010023201.9A Withdrawn CN111074478A (en) 2019-11-02 2020-01-09 A multi-tub washing machine supporting frame structure
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CN202010022521.2A Pending CN111118809A (en) 2019-11-02 2020-01-09 Water diversion valve structure and washing machine comprising same
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CN202010022379.1A Active CN111206363B (en) 2019-11-02 2020-01-09 Method for judging empty tub for washing machine and washing machine using the same
CN202010023110.5A Pending CN111088645A (en) 2019-11-02 2020-01-09 Household appliance combination structure
CN202020043446.3U Active CN212152792U (en) 2019-11-02 2020-01-09 A steam generator assembly and washing machine
CN202010022417.3A Active CN111088641B (en) 2019-11-02 2020-01-09 Washing water recycling system of multi-drum washing machine and multi-drum washing machine
CN202010022532.0A Active CN111394932B (en) 2019-11-02 2020-01-09 Multi-tub washing machine
CN202010022407.XA Active CN111058217B (en) 2019-11-02 2020-01-09 Multi-barrel washing machine detergent automatic feeding system and control method, multi-barrel washing machine

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CN111074475A (en) 2020-04-28
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CN111058220A (en) 2020-04-24
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CN111197225B (en) 2023-09-22
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Application publication date: 20200428