CN109957938A - Washing machine and its drainage system - Google Patents
Washing machine and its drainage system Download PDFInfo
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- CN109957938A CN109957938A CN201711421585.4A CN201711421585A CN109957938A CN 109957938 A CN109957938 A CN 109957938A CN 201711421585 A CN201711421585 A CN 201711421585A CN 109957938 A CN109957938 A CN 109957938A
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- Prior art keywords
- drainage
- water
- drainage pattern
- drain
- driving motor
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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
- 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
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
Abstract
The present invention relates to washing machine field, especially a kind of washing machine drainage system and its washing machine.Drainage system of the invention includes water inlet, the first water outlet, the second water outlet and the drainage pattern switch unit being set between water inlet and the second water outlet, first water outlet is set to drainage pattern switch unit, and drainage pattern switch unit is arranged to for the drainage pattern of the drainage system to be switched to upper drainage pattern or lower drainage pattern.Preferably, drainage pattern switch unit includes the first drain module and the second drain module along drainage direction setting, first drain module includes the first water drain cavity, the impeller of setting in the inner, second drain module includes the normally closed valve block of the second water drain cavity and setting in the inner, the first water drain cavity and the connection of the second water drain cavity.Wheel rotation drains washing water from the discharge realization of the first water outlet, and valve block opening makes washing water realize lower drain from the discharge of the second water outlet.
Description
Technical field
The present invention relates to washing machine field, especially a kind of washing machine and its drainage system.
Background technique
Washing machine needs for dirty washing water to be discharged in time during completing washing function or later.At present
The drainage pattern of washing machine is mostly single upper draining or lower draining, this results in user, and there are probelem in two aspects: one
Aspect, user can only select to buy upper drainage pattern or lower drainage pattern according to existing decorating scheme when selecting washing machine
Washing machine；On the other hand, in the case of washing machine has bought completion, the later period cannot replace drainage pattern, i.e., in user
When needing to change decorating scheme or removal of home, current washing machine may influence its service performance due to fixed drainage pattern.
As an improvement the washing machine with a kind of drainage pattern is usually adjusted to another or two kinds of draining sides
The structure that formula has both.As the upper drainage pattern of script is adjusted to lower drainage pattern by way of lengthening drainpipe by user, but
It is that this lower drainage pattern adjusted is easy to cause washing machine to occur siphonage in drainage procedure, makes the water in washing machine
Constantly discharge, influences to wash；Also, in order to prevent siphon and the scheme that increases anti-syphon structure is easy to cause washing water to flow back,
The clothing that cleaning is completed is polluted, washing effect is influenced.
If patent (202543656 U of CN) discloses a kind of environment protection washing machine with upper discharge outlet, on washing machine body
It is provided with control device, water pump, upper discharge outlet and lower discharge outlet.The upper discharge outlet is connected with drainage channel, the lower row
The mouth of a river is connected with lower drainage channel, and the first valve for controlling lower drainage channel on-off is provided on the lower drainage channel, described
The second valve for controlling upper drainage channel on-off is provided on upper drainage channel, the water pump controls the fortune of the upper drainage channel
Make, the control device controls the movement of the water pump, first valve and second valve.Under upper drainage pattern, institute
It states control device and controls the second valve opening, control water pump starting, waste water flows through upper row under the drive of water pump, from upper discharge outlet
Aquaporin and be discharged；Under lower drainage pattern, the control device controls the first valve opening, and waste water is naturally from lower discharge outlet stream
It is discharged through lower drainage channel.As can be seen that in this scenario, upper discharge pipe line and lower discharge pipe line, which belong to, is completely independent parallel connection
Relationship influence the compactedness of washing machine complete machine structure without any overlapping, if the improvement project as later period user, changes
It is larger to fill difficulty.
As patent (201056640 Y of CN) discloses a kind of washing machine with double-drainage function, being lauched on washing machine
The hose of connecting band water pump is confined at the middle part of pipe by tee tube, and connecting valve is confined in the exit of downcomer.Lower drainage pattern
Under, after washing, valve is opened, and washing water flows through tee tube from downcomer, then flows out from valve；Under upper drainage pattern, wash
After washing, water pump rotation flows through tee tube from downcomer, then flows out from the water outlet of hose.As can be seen that in the program
In, it is inconvenient come drain operation under realizing to need to open valve manually in lower draining.
If patent (2550399 Y of CN) discloses a kind of Double water drainage tube washing machine, the water outlet of washing machine outer cylinder bottom connects
It is connected to threeway, the entrance of water pump and drain solenoid valves door is connected to the other both ends of threeway, the outlet of water pump and upper draining
Pipe connection, the outlet of drain solenoid valves door is connect with lower drainpipe.Under lower drainage pattern, after washing, drain solenoid valves door
It opens, washing water flows through threeway from water outlet, passes through drain solenoid valves door, finally flows out from lower drainpipe；Upper drainage pattern
Under, after washing, water pump rotation, washing water flows through threeway from water outlet, passes through water pump, finally flows out from upper drainpipe.
As can be seen that in this scenario, being respectively communicated with draining pump by threeway and drain solenoid valve separating upper discharge pipe line and lower draining
Pipeline, although solenoid valve can automatic shutter, upper discharge pipe line and lower discharge pipe line are relatively independent, to a certain extent shadow
The compactedness of washing machine complete machine structure is rung.
Correspondingly, this field needs a kind of new drainage system to solve the above problems.
Summary of the invention
In order to solve the above problem in the prior art, in order to solve the drainage pattern list of current washing machine drainage system
Although one and drainage pattern it is not single but be mutually independent simple superposition mode between upper drainage pattern and lower drainage pattern
The problem of influencing washing machine compact integral structure, the present invention provides a kind of drainage system of washing machine, the drainage system
Including water inlet, water outlet group and the drainage pattern switch unit being set between the water inlet and the water outlet group,
The water outlet group includes the first water outlet and the second water outlet, and the drainage pattern switch unit is arranged to the row
The drainage pattern of water system optionally switches upper drainage pattern to drain from first water outlet or from described second
The lower drainage pattern of water outlet draining.
In the optimal technical scheme of above-mentioned drainage system, the drainage pattern switch unit include the first drain module and
Second drain module, first water outlet are connected to first drain module, second water outlet and the second row
The connection of water module, first drain module and the second drain module communicate with each other and cooperate to
The drainage pattern of system optionally switches as upper drainage pattern or lower drainage pattern.
In the optimal technical scheme of above-mentioned drainage system, first drain module is set to described along drainage direction
The upstream of two drain modules, first drain module include the first water drain cavity and are set in first water drain cavity
Impeller, second drain module includes the second water drain cavity and the normally close valve that is set in second water drain cavity
Piece, first water drain cavity and second water drain cavity can be selectively communicated with by the normally closed valve block.
In the optimal technical scheme of above-mentioned drainage system, the drainage pattern switch unit further includes drive module, institute
It states drive module and the impeller is connected for driving the wheel rotation, the drive module is also connected with the valve block
To drive the valve block to open.
In the optimal technical scheme of above-mentioned drainage system, the drive module includes the first driving motor and the second driving
Motor, first driving motor are connected with the impeller, and second driving motor is connected with the valve block.
In the optimal technical scheme of above-mentioned drainage system, the drive module includes driving motor and transmission mechanism, institute
Stating driving motor can be connected by the transmission mechanism with the valve block or the impeller.
In the optimal technical scheme of above-mentioned drainage system, the drainage system further includes control unit, and the control is single
It is first to be electrically connected with first driving motor and second driving motor to keep the impeller and the valve block mutual
Cooperation is to selectively be switched to upper drainage pattern or lower drainage pattern for the drainage pattern of the drainage system.
In the optimal technical scheme of above-mentioned drainage system, described control unit is configured to transport second driving motor
Row so as to drive the normally closed valve block to open and do not run first driving motor so as to the impeller be failure to actuate to
The drainage pattern of the drainage system is switched to lower drainage pattern.
In the optimal technical scheme of above-mentioned drainage system, described control unit is configured to make first driving motor
Operation so as to the wheel rotation and do not run second driving motor so as to the normally closed valve block remain turned-off to
The drainage pattern of the drainage system is switched to upper drainage pattern.
In addition, the washing machine includes described in any one of above-mentioned technical proposal the present invention also provides a kind of washing machine
Washing machine drainage system.
It will be appreciated to those of skill in the art that in the inventive solutions, passing through drainage pattern switch unit
Setting and the water outlet group including the first water outlet and the second water outlet setting, enable washing machine in upper drainage pattern
The free switching between lower drainage pattern is drained or is discharged from second so that washing machine be made to realize from the draining of the first water outlet
Lower draining is realized in mouth draining, and user is facilitated to need to change the drainage pattern of washing machine due to change or the removal of home of decorating scheme
When the drainage pattern of washing machine is replaced, optimize the experience of user.It is folded merely with upper discharge pipe line and lower discharge pipe line
The mode added is compared, and the setting of drainage pattern switch unit improves the compactedness of washing machine complete machine structure to a certain extent.
In the preferred technical solution of the present invention, drainage pattern switch unit includes communicating with each other and co-operating the
One drain module and the second drain module, the first drain module are set to the upstream of the second drain module along drainage direction, and first
Drain module includes the first water drain cavity and the impeller that is set in the first water drain cavity, and the second drain module includes second row
Water chamber and the normally closed valve block being set in the second water drain cavity, impeller are driven by the first driving motor, and valve block is driven by second
Dynamic motor driven, and drainage system further includes control unit, and control unit passes through the first driving motor of control and the second driving
Motor cooperates to realize the upper draining or lower draining of washing machine.Under upper drainage pattern, the first driving of control unit control
Motor rotation makes the first driving motor drive wheel rotation, and the second driving motor is made not to be operated such that normally closed valve block is kept
It closes, washing water flows into the first water drain cavity from water inlet, is discharged under the drive of impeller from the first water outlet.In lower draining
Under mode, control unit, which controls the rotation of the second driving motor, makes the second driving motor that normally closed valve block be driven to open, and makes first
Driving motor is not operated such that impeller is failure to actuate, and washing water first flows into the first water drain cavity from water inlet under gravity
It is interior, then the second water drain cavity is flowed into, finally flowed out from the second water outlet.
Detailed description of the invention
Drainage system of the invention is described with reference to the accompanying drawings and in conjunction with laterally opened roller washing machine.In attached drawing:
Fig. 1 is the structural schematic diagram of roller washing machine；
Fig. 2 is the structural schematic diagram of the drainage system of the roller washing machine of an embodiment of the present invention；
Fig. 3 is schematic cross-sectional view of the Fig. 2 along the direction A-A.
Reference signs list:
1, door closure；2, cabinet；3, outer cylinder；4, inner cylinder；51, the first connecting tube；52, the second connecting tube；53, third connects
Pipe；54, pipe fitting；6, drainage system；61, water inlet；62, drainage pattern switch unit；63, the first water outlet；64, second goes out
The mouth of a river；621, the first water drain cavity；622, impeller；623, the second water drain cavity；624, valve block；625, the first driving motor；
626, the second driving motor；7, drainpipe；81, filtering chamber；82, filter chamber washing water inlet；83, filter screen；84, filter screen
Outlet；85, chamber lid is filtered；9, floor drain.
Specific embodiment
The preferred embodiment of the present invention described with reference to the accompanying drawings.It will be apparent to a skilled person that this
A little embodiments are used only for explaining technical principle of the invention, it is not intended that limit the scope of the invention.Although for example,
The present invention is to be introduced explanation to drainage system by taking laterally opened roller washing machine as an example, but drainage system of the present invention is suitable
Washing machine is also possible to rotary drum washing machine, top opening barrel washing machine etc., and those skilled in the art can according to need pair
It is made adjustment, and to adapt to specific application, technical solution adjusted will fall into protection scope of the present invention.
It should be noted that in the description of the present invention, term " on ", "lower", "left", "right", "front", "rear", "inner",
"outside" etc. indicates that the term of direction or positional relationship is direction based on the figure or positional relationship, this is intended merely to facilitate
Description, rather than indication or suggestion described device or element must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.In addition, term " first ", " second ", " third " are used for description purposes only, without
It can be interpreted as indication or suggestion relative importance.
In addition it is also necessary to explanation, in the description of the present invention unless specifically defined or limited otherwise, term " Gu
Calmly ", " connection " shall be understood in a broad sense, for example, it may be non-dismountable connection, may be a detachable connection, or integrally connect
It connects；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can
To be the connection inside two elements.To those skilled in the art, above-mentioned term can be understood at this as the case may be
Concrete meaning in invention.
It is the structural schematic diagram of roller washing machine referring to figs. 1 to Fig. 3, Fig. 1, Fig. 2 is the roller of an embodiment of the present invention
The structural schematic diagram of the drainage system of washing machine, Fig. 3 are schematic cross-sectional view of the Fig. 2 along the direction A-A.As shown in Figure 1, washing machine
Including cabinet 2, the outer cylinder being fixed on inside cabinet 23 and it is set to the inside of outer cylinder 3 and is capable of the inner cylinder 4 of rotation, cabinet 2
Left-Hand Panel on be pivotally provided with door closure 1, the bottom of outer cylinder 3 is connected to by the first connecting tube 51 with drainage system 6, draining
System 6 is connected to one end of the second connecting tube 52 and third connecting tube 53 respectively, the second connecting tube 52 and third connecting tube 53
The other end is connected to the pipe fitting 54 that 2 right panel upper and lower part of cabinet is arranged in respectively.Under upper drainage pattern, draining
Pipe 7 is connected to the pipe fitting 54 on 2 right panel top of cabinet；Under lower drainage pattern, the pipe fitting of 2 right panel lower part of cabinet
54, the outlet end of drainpipe 7 is inserted into floor drain 9.
Specifically, as shown in Figure 1 to Figure 3, drainage system 6 includes that water inlet 61, water outlet group and setting are being intake
Drainage pattern switch unit 62 between mouth 61 and the second water outlet 64, water outlet group include the first water outlet 63 and the second water outlet
Mouth 64.Drainage pattern switch unit 62 includes communicating with each other and co-operating first drain module and the second drain module,
First drain module is set to the upstream of the second drain module along drainage direction.Wherein, the first drain module includes the first draining
Chamber 621 and the impeller 622 being set in the first water drain cavity 621, the second drain module include the second water drain cavity 623 with
And be set to the normally closed valve block 624 in the second water drain cavity 623, the first water outlet 63 be set to the first water drain cavity 621 and
It is connected to the second connecting tube 52, the second water outlet 64 is set to the second water drain cavity 623 and is connected to third connecting tube 53.
In a kind of possible embodiment, referring to Fig. 2 and Fig. 3 and referring to Fig. 3 and according to the orientation in Fig. 3, central axis is horizontally disposed
Impeller 622 and the front and back of the first water drain cavity 621 be coupled, impeller 622 can be rotated counterclockwise around central shaft.
The mode that valve block 624 can be moved forward and backward is connect with the left side wall of the second water drain cavity 623, to enable valve block 624 by preceding
The mode moved afterwards switches between open and close status.It is understood that the structure of aforementioned impeller and valve block and its solid
Determining mode is a kind of example, is used merely to explain the principle of the present invention, it is not intended that in limiting the scope of the invention.Such as leaf
The central axis of wheel can also the vertical earth's axis be connected to the top and bottom of the second water drain cavity, valve block can also be by moving up and down or pivot
The mode turned realizes opening and closing etc..Obviously, these change all without departing from basic principle of the invention, therefore fall within of the invention
Within protection scope.
In addition, as shown in Figures 2 and 3, drainage system 6 further includes the filter device for being set to the first drain module upstream,
Filter device includes filtering chamber 81, filter screen 83, the filter chamber washing water inlet 82 being set in filtering chamber 81, filter screen
Outlet 84 and the filtering chamber lid 85 for being pivotally installed in filtering chamber 81.It, being capable of filtration washing by the setting of filter element
The sundries such as hair, the end of a thread, clast in water simultaneously remove it in time, while being convenient for the replacement of filter screen, avoid washing machine row
The blocking of waterpipe.Also, filtered washing water can be used to rinse closestool or water flowers, and realize the repetition benefit of water resource
With.
With continued reference to Fig. 2, drainage pattern switch unit 62 further includes drive module, and drive module includes the first driving motor
625 and second driving motor 626, the first driving motor 625 be connected with impeller 622, the second driving motor 626 and valve block 624
It is connected.The rotation of impeller or the opening and closing of valve block are driven by drive module, drainage system is realized in upper drainage pattern under
Free switching between drainage pattern, to realize the upper draining or lower draining of washing machine.
It is understood that the second driving motor can be linear motor or stepper motor etc..In the case of simple,
Second driving motor can also be changed to electromagnet, correspondingly set magnet for valve block, flow through electromagnet by changing
Current direction makes the magnetic pole of electromagnet change, and keeps electromagnet and valve block attracting or repels each other and valve block is driven to be opened and closed.Also,
Drive module also may include a shared driving motor and transmission mechanism, pass through the cooperation of driving motor and transmission mechanism
The rotation of impeller or the opening and closing of valve block are driven, to realize the free switching between upper drainage pattern and lower drainage pattern.Such as exist
Under upper drainage pattern, shared driving motor drives wheel rotation, and valve block is failure to actuate, thus realize the upper draining of washing machine,
Under upper drainage pattern, shared driving motor driving valve block is opened, and impeller does not rotate, to realize the lower draining of washing machine.Separately
Outside, drive module can be connected for that the impeller is driven to rotate with impeller, be connected for described in driving with the valve block
Valve block is opened, to realize the free switching between upper drainage pattern and lower drainage pattern.
In addition, drainage system 6 further includes control unit, control unit and the first driving motor 625 and the second driving motor
626 are electrically connected to control impeller 622 and valve block 624 cooperates cuts the drainage pattern of drainage system 6 selectively
It is changed to drainage pattern or lower drainage pattern.By the setting of control unit, user is in the draining side for needing to switch washing machine
When formula, instruction only need to be inputted, can be electrically connected by control unit with the first driving motor and the second driving motor to drive leaf
The cooperation of wheel and valve block is to realize the switching of the drainage pattern of washing machine drainage system.Certainly, in the stage of washing machine installation
Installation personnel can preselect the control program of control control unit according to the installation site of washing machine and connect drainpipe
The one kind for realizing upper drainage pattern or lower drainage pattern on corresponding pipe fitting is connect, changes decorating scheme in later period user
Or after removal of home when needing replacing the drainage pattern of washing machine, user passes through the corresponding control program of control unit selection again and will
Drainpipe is connected on another pipe fitting the drainage pattern of washing machine being switched to another.
It can be seen from the above description that the specific drainage pattern of washing machine is as follows:
Under upper drainage pattern, control unit is according to the first driving motor of process control selected after the completion of washers make
625 rotations, the first driving motor 625 drive impeller 622 to rotate, and the second driving motor 626 is failure to actuate to make normally closed valve block 624
It remains turned-off, the washing water in outer cylinder 3 flows into the mistake of filter element by the first connecting tube 51 through filter chamber washing water inlet 82
In filter chamber room 81, washing water enters the first water drain cavity 621 from water inlet 61 after the filter screen 83 of filter element filters, in leaf
Washing water flows through the pipe fitting on 2 right panel top of the second connecting tube 52 and cabinet from the first water outlet 63 under the drive of wheel 622
54, finally it is discharged from drainpipe 7.
Under lower drainage pattern, control unit is according to the second driving motor of process control selected after the completion of washers make
626 rotations, the second driving motor 626 drive valve block 624 to open, and the first driving motor 625 is failure to actuate and impeller 622 does not turn
Dynamic, the washing water in outer cylinder 3 flows into the filtering chamber of filter element by the first connecting tube 51 through filter chamber washing water inlet 82
In 81, washing water first enters the first water drain cavity 621 from water inlet 61 after the filter screen 83 of filter element filters, and then flows
Into the second water drain cavity 623, under gravity, washing water flows through third connecting tube 53 and cabinet 2 from the second water outlet 64
The pipe fitting 54 of right panel lower part, is finally expelled to floor drain 9 from drainpipe 7.
It can be seen from the above description that drainage system of the invention passes through setting drainage pattern switch unit, Neng Goushi
The now free switching of upper drainage pattern and lower drainage pattern, has broken the defect of the single drainage pattern of existing washing machine, has made to do washing
Machine has upper draining and two kinds of drainage patterns of lower draining simultaneously, facilitates selection of the user to washing machine drainage mode, while just
When replacing the drainage pattern of washing machine due to the change of decorating scheme or removal of home needs in user's later period and to washing machine
Drainage pattern carries out free switching, expands the field of employment range of washing machine.Meanwhile drainage pattern switch unit is in certain journey
The compactedness of washing machine complete machine structure is improved on degree.Preferably, the first drain module includes that the first water drain cavity and setting exist
Impeller in first water drain cavity, the second drain module include the second water drain cavity and the valve that is arranged in the second water drain cavity
Piece opens the upper draining or lower draining that cooperate to realize washing machine by wheel rotation and valve block.Preferably, of the invention
Drainage pattern switch unit further include drive module, drive module includes the first driving motor and the second driving motor, driving
Module includes the first driving motor and the second driving motor, and the first driving motor and the second driving motor cooperate, Jin Ershi
The upper draining or lower draining of existing washing machine.In addition, drainage system of the invention further includes control unit, control unit is controlled respectively
Make the first driving motor and the second driving motor, open wheel rotation or valve block and realize washing machine upper draining or under
Draining.
So far, it has been combined preferred embodiment shown in the drawings and describes technical solution of the present invention, still, this field
Technical staff is it is easily understood that protection scope of the present invention is expressly not limited to these specific embodiments.Without departing from this
Under the premise of the principle of invention, those skilled in the art can make equivalent change or replacement to the relevant technologies feature, these
Technical solution after change or replacement will fall within the scope of protection of the present invention.
Claims (10)
1. a kind of drainage system of washing machine, which is characterized in that the drainage system includes water inlet, water outlet group and setting
Drainage pattern switch unit between the water inlet and the water outlet group, the water outlet group include the first water outlet and
Second water outlet,
The drainage pattern switch unit is arranged to optionally switch the drainage pattern of the drainage system as from institute
The lower drainage pattern stating the upper drainage pattern of the first water outlet draining or being drained from second water outlet.
2. drainage system according to claim 1, which is characterized in that the drainage pattern switch unit includes the first draining
Module and the second drain module, first water outlet are connected to first drain module, second water outlet with it is described
The connection of second drain module, first drain module and the second drain module communicate with each other and cooperate to will be described
The drainage pattern of drainage system optionally switches as upper drainage pattern or lower drainage pattern.
3. drainage system according to claim 2, which is characterized in that first drain module is set to along drainage direction
The upstream of second drain module, first drain module is including the first water drain cavity and is set to first draining
The indoor impeller of chamber,
Second drain module includes the second water drain cavity and the normally closed valve block that is set in second water drain cavity, institute
Stating the first water drain cavity and second water drain cavity can selectively communicate with by the normally closed valve block.
4. drainage system according to claim 3, which is characterized in that the drainage pattern switch unit further includes driving mould
Block, the drive module and the impeller are connected for driving the wheel rotation, the drive module also with the valve block
It is connected for that the valve block is driven to open.
5. drainage system according to claim 4, which is characterized in that the drive module includes the first driving motor and the
Two driving motors,
First driving motor is connected with the impeller, and second driving motor is connected with the valve block.
6. drainage system according to claim 4, which is characterized in that the drive module includes driving motor and driver
Structure, the driving motor can be connected by the transmission mechanism with the valve block or the impeller.
7. drainage system according to claim 5, which is characterized in that the drainage system further includes control unit, described
Control unit and first driving motor and second driving motor are electrically connected to make the impeller and the valve
Piece cooperates the drainage pattern of the drainage system being selectively switched to upper drainage pattern or lower drainage pattern.
8. drainage system according to claim 7, which is characterized in that described control unit is configured to make second driving
Motor operation is to drive the normally closed valve block to open and not run first driving motor so that the impeller is motionless
Make the drainage pattern of the drainage system being switched to lower drainage pattern.
9. drainage system according to claim 7, which is characterized in that described control unit is configured to make described first to drive
Dynamic motor operation is so as to the wheel rotation and does not run second driving motor so that the normally closed valve block keeps closing
It closes the drainage pattern of the drainage system being switched to upper drainage pattern.
10. a kind of washing machine, which is characterized in that the washing machine includes draining system described in any one of claims 1 to 9
System.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711421585.4A CN109957938B (en) | 2017-12-25 | 2017-12-25 | Washing machine and drainage system thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711421585.4A CN109957938B (en) | 2017-12-25 | 2017-12-25 | Washing machine and drainage system thereof |
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| CN109957938B CN109957938B (en) | 2022-11-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111648084A (en) * | 2020-04-22 | 2020-09-11 | 海信（山东）冰箱有限公司 | Washing machine and drainage control method thereof |
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| KR20020007001A (en) * | 2000-07-14 | 2002-01-26 | 구자홍 | Drain apparatus for washing machine |
| CN2550399Y (en) * | 2002-05-16 | 2003-05-14 | 沈永革 | Double water drainage tube washing machine |
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| CN201056640Y (en) * | 2007-06-08 | 2008-05-07 | 上海市宝山区青少年科学技术指导站 | Double-drainage function of washing machine |
| CN101851845A (en) * | 2009-03-31 | 2010-10-06 | 海尔集团公司 | Device for preventing bubbles from overflowing and rolling washing machine with same |
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| CN103237978A (en) * | 2010-12-13 | 2013-08-07 | 三菱电机株式会社 | Exhaust gas circulation valve |
| CN204185691U (en) * | 2014-09-22 | 2015-03-04 | 合肥市宏键精工模具有限责任公司 | A kind of active washing machine lint collector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111648084A (en) * | 2020-04-22 | 2020-09-11 | 海信（山东）冰箱有限公司 | Washing machine and drainage control method thereof |
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| CN109957938B (en) | 2022-11-04 |
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Effective date of registration: 20221101 Address after: 400026 No.303, Block E, No.1 Gangcheng South Road, Jiangbei District, Chongqing Applicant after: Chongqing Haier Front-loading Washing Machine Co.,Ltd. Applicant after: Haier Zhijia Co.,Ltd. Address before: No. 39, Area A, Gangcheng Industrial Park, Jiangbei District, Chongqing 400026 Applicant before: Chongqing Haier Washing Appliance Co.,Ltd. Applicant before: Haier Zhijia Co.,Ltd. |
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