CN109957923A - A kind of washing machine door body safety control and method - Google Patents
A kind of washing machine door body safety control and method Download PDFInfo
- Publication number
- CN109957923A CN109957923A CN201711401338.8A CN201711401338A CN109957923A CN 109957923 A CN109957923 A CN 109957923A CN 201711401338 A CN201711401338 A CN 201711401338A CN 109957923 A CN109957923 A CN 109957923A
- Authority
- CN
- China
- Prior art keywords
- door body
- washing machine
- push rod
- open
- machine controller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- 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
- D06F37/42—Safety arrangements, e.g. for stopping rotation of the receptacle upon opening of the casing door
-
- 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
-
- 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
- D06F2103/18—Washing liquid level
-
- 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
- D06F2103/40—Opening or locking status of doors
-
- 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
- D06F2105/08—Draining of washing liquids
-
- 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
- D06F2105/44—Opening, closing or locking of doors
-
- 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
Abstract
The present invention relates to household appliance technical fields, disclose a kind of washing machine door body safety control, the device includes security control component, in the shell of washing machine, it is acted including the push rod and driving push rod for pushing door body to open in the door lock unlock of washing machine and being kept open door body and is connected to the actuator of washing machine controller；Security function key on washer control panel and is electrically connected to washing machine controller, for making washing machine controller control actuator driving push rod that door body be pushed to open and being kept open door body.The present invention also provides a kind of laundry door body method of controlling security, using above-mentioned washing machine door body safety control, pass through setting security control component and security Function key, it realizes after washing of drum type washing machine, keep door body in the open state by push rod, be able to solve existing washing machine because wasting water caused by children's maloperation, electric resources and children enter in washing machine the problem of easily causing safety accident accidentally.
Description
Technical field
The present invention relates to household appliance technical field more particularly to a kind of washing machine door body safety control and methods.
Background technique
In the modern life, washing machine is increasingly becoming indispensable household electrical appliance in people's life, washing currently on the market
Clothing gate body, the general external force that applies can close；And the power key on washer control panel need to be only pressed after closing
Start to operate normally.
For user after washing clothes, usually taking-up clothes directly closes washing machine door body, seldom can actively go to close electricity
Source, if children's maloperation power button, it will cause washing machine to be started to work, waste water, electric resources.In addition, for roller
Washing machine, if children are entered accidentally in laundry machine barrel, then after pressing startup power supply, it will cause safety accident.
In order to solve the above-mentioned technical problem, increase by one usually at the door hook of washing machine door body in the prior art detachably
Safety device door is hooked using the safety device and is isolated with door lock, so that door body can not close after washing clothes every time；
And children's device not easy to disassemble.But it is suffered from the drawback that using aforesaid way
1, it needs voluntarily to fix after washing clothes every time, it is troublesome in poeration, and it is easy to forget that use；
2, the safety device is typically designed as small and exquisite component, is easily lost, and needs individually storage every time；
3, dismounting repeatedly easily causes the safety device to damage, and is easy to attract children, repeatedly play by children, also easily
The safety device is caused to damage.
Summary of the invention
The purpose of the present invention is to provide a kind of washing machine door body safety control and methods, are able to solve existing laundry
Machine caused by children's maloperation because wasting water, electric resources and children enter accidentally and easily cause asking for safety accident in washing machine
Topic.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of washing machine door body safety control, including
Security control component, in the shell of washing machine, including for pushing door body in the door lock unlock of washing machine
The push rod opened and be kept open door body, and the driving putter action and the driving for being connected to washing machine controller
Part；
Security function key on washer control panel and is electrically connected to the washing machine controller, does washing for making
Machine controller control actuator driving push rod pushes door body to open and be kept open door body.
Further, further include reset function key, on washer control panel and be electrically connected to the washing machine control
Device processed enables door body to be closed for making washing machine controller control actuator driving push rod restPose.
Further, the shell is equipped with perforating；Perforating described in the push rod face is arranged and can pass through institute
It states perforating and pushes door body.
Further, the actuator includes the motor for being fixed on the shell, and the rotating member of rotation is driven by motor；
The push rod is arranged through the rotating member and is threadedly coupled with the rotating member.
Further, the rotating member is equipped with setting internal thread turbine, the stretching of the motor in through-hole and through-hole
End is connected with the worm screw engaged with turbine.
To achieve the goals above, it the present invention also provides a kind of laundry door body method of controlling security, is washed using above-mentioned
Clothing gate body safety control, comprising the following steps:
Security function key is pressed in confirmation, when detecting switching command of the door lock by being locked to unlock, washing machine controller
Control actuator driving push rod pushes door body to open and be kept open door body.
Further, before washing starts in next time, reset function key is pressed, washing machine controller control actuator driving pushes away
Bar restPoses, and door body is enable to be closed.
Further, before security function key is pressed in the confirmation, further includes:
It is confirmed whether to press security function key；
If so, detection door lock is by being locked to the switching command of unlock；If it is not, then washing machine being capable of normal use.
Further, it pushes door body to open in washing machine controller control actuator driving push rod and keeps door body
Before opening state, further includes:
Judge whether the water level in washing drum is more than default liquid level；
If so, the water level in washing machine controller control washing machine forced drainage to washing drum is no more than default liquid level,
Washing machine controller controls actuator driving push rod again and door body is pushed to open, and is kept open door body；
If it is not, then washing machine controller control actuator driving push rod pushes door body to open, and door body is made to stay open shape
State.
Further, the washing machine controller control actuator driving push rod pushes door body to open and plays door body holding
Open state, comprising: washing machine controls actuator driving push rod and passes through the perforating, and acts on the door body of washing machine, makes door
It hooks and door body is opened in the disengaging of the door lock of washing machine, push rod keeps current state to be kept open door body.
Beneficial effects of the present invention: the present invention can be realized by setting security control component and security Function key
After pressing function button, in door lock automatic unlocking, washing machine controller will control actuator driving push rod and door body is pushed to open
And it is kept open door body, even if gate stop cannot be completely inserted into door lock.After children press power key accidentally, due to washing
The door body of clothing machine is maintained at opening state and can not be closed, prevent washing machine solves existing washing machine from starting to work
After children press power key accidentally when closing washing machine door body, the drawbacks of washing machine will start to work；Avoid the invalid work of washing machine
Make, saves water, electric resources；And the laundry barrel openings of roller washing machine are lower, after children enter accidentally in laundry machine barrel,
Since washing machine door body can not be closed, children will not be put into washing drum.
The present invention is also provided with reset function key, in washing next time, powers on and presses reset function key, washing machine
Controller control actuator driving push rod restPoses, and closes the door body of washing machine, then press power key, washing machine will be opened
Begin to work normally.
The present invention also provides a kind of laundry door body method of controlling security, are filled using above-mentioned washing machine door body security control
It sets, realizes in door lock automatic unlocking, push door body to open by push rod and keep door body in the open state, be able to solve existing
Washing machine caused by children's maloperation because wasting water, electric resources and children enter accidentally and easily cause safety accident in washing machine
The problem of.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of washing machine door body safety control described in the embodiment of the present invention；
Fig. 2 is the partial enlargement diagram at the I of Fig. 1；
Fig. 3 is the structural schematic diagram that push rod described in the embodiment of the present invention acts on that door body keeps door body in the open state；
Fig. 4 is the partial enlargement diagram in Fig. 3 at II；
Fig. 5 is the structural schematic diagram that push rod described in the embodiment of the present invention is in original state；
Fig. 6 is the partial enlargement diagram in Fig. 5 at III；
Fig. 7 is the structural schematic diagram of shell of the present invention；
Fig. 8 is the partial enlargement diagram in Fig. 7 at IV；
Fig. 9 is the flow chart of washing machine door body method of controlling security described in the embodiment of the present invention.
In figure:
1, security control component；11, motor；12, push rod；13, rotating member；14, worm screw；2, shell；21, perforating；22,
Door lock punched out；3, door body；4, door lock；5, door hooks.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
Present embodiments provide a kind of washing machine door body safety control, be mainly used for currently after washing and under
In the secondary time washed before starting, washing machine door body is remained into opening state, is accidentally pressed on washer control panel in children
Power key after, since washing machine door body is in the open state always, so that washing machine can not start to work.The present embodiment with
The washing machine door body safety control is described in detail for roller washing machine with automatic door lock.
The door lock of roller washing machine is usually dual door lock；Specifically, as illustrated in fig. 1 and 2, the shell 2 of roller washing machine
Inner wall is equipped with door lock 4, and one end of door lock 4 stretches out shell 2 and is directed toward door body 3, and door body 3 is equipped with door and hooks 5, door can be hooked 5 and inserted
Enter in door lock 4, door is hooked by 5 lockings by door lock 4, washing machine door body 3 is in close state at this time, the door body 3 and shell of washing machine
Body 2 is in the lock state, this is the locking realized by door lock 4 to door body 3；And in washing process, door lock 4 is also locked
It is fixed, i.e., when outer masterpiece is used for door body 3, door body 3 can not be opened.Only after door lock 4 is unlocked, by external force in door body
3 could open door body 3, this is the locking in the roller washing machine course of work to door lock 4.Structure is illustrated only in the present embodiment Fig. 1
At the washing machine former board part of shell 2.
As depicted in figs. 1 and 2, washing machine door body safety control described in the present embodiment includes 1 He of security control component
Security function key.Wherein the security control component 1 is set in the shell 2, and the security control component 1 includes for washing
The push rod 12 for pushing door body 3 to open when the door lock 4 of clothing machine unlocks and being kept open door body 3, and the driving push rod 12
Act and be connected to the actuator of washing machine controller；The security function key is set on washer control panel and is electrically connected to
The washing machine controller, for making washing machine controller control actuator driving push rod 12 that the opening of door body 3 be pushed to protect door body 3
Hold opening state.
As shown in Figures 3 and 4, by setting security control component 1 and security Function key, can be realized pressing function by
After key, in 4 automatic unlocking of door lock, washing machine controller will control actuator driving push rod 12 and push door body 3 to open and make door
Body 3 is kept open, even if gate stop 5 cannot be completely inserted into door lock 4.After children press power key accidentally, due to laundry
The door body 3 of machine is maintained at opening state and can not be closed, prevent washing machine solves existing laundry organ from starting to work
After children press power key accidentally when closing washing machine door body 3, the drawbacks of washing machine will start to work；Avoid the invalid work of washing machine
Make, saves water, electric resources；And the laundry barrel openings of roller washing machine are lower, after children enter accidentally in laundry machine barrel,
Since door body 3 can not be closed, children will not be put into washing drum.
Washing machine door body safety control further includes reset function key, on washer control panel and is electrically connected to
The washing machine controller enables door body 3 for making washing machine controller control actuator driving push rod 12 restPose
Enough it is closed.As it can be seen in figures 5 and 6, powering in washing next time, reset function key is pressed, washing machine controller control is driven
Moving part driving push rod 12 restPoses, and closes the door body 3 of washing machine, then presses power key, and washing machine will start normal work
Make.
Reset function key described in the present embodiment generallys use long-pressing reset function key and is just able to achieve pressing effectively, resets function
Energy key has the function of virgin lock simultaneously, reduces a possibility that children press reset function key again after pressing power key accidentally, mentions
The high security performance of washing machine.Due to needing actuator driving push rod 12 to act, even if the case where power-off is powered again
Under, push rod 12 is still able to maintain current state, is only acted by actuator driving push rod 12, could change the position shape of push rod 12
State.
As shown in Figure 7 and Figure 8, shell 2 is equipped with door lock punched out 22, and door lock 4 is set to 2 inner wall of shell and one end from described
Door lock punched out 22 is pierced by and is directed toward the door body 3.Push rod 12 is set near door lock 4, is worn specifically, the shell 2 is equipped with
Apertured 21；Perforating 21 described in 12 face of push rod is arranged and can pass through the perforating 21 and push door body 3.Only door
Lock 4 it is in the unlocked state when, the push rod 12 could be pushed when being pierced by perforating 21 door in door body 3 hook 5 be detached from door locks 4, and
It is the states for hooking 5 disengaging door locks 4 that push rod 12, which is maintained at, afterwards, so that door body 3 is in the open state.
As shown in Fig. 2, the actuator includes the motor 11 for being fixed on the shell 2, and by the driving rotation of motor 11
Rotating member 13；The push rod 12 is arranged through the rotating member 13 and is threadedly coupled with the rotating member 13.Described in the present embodiment
Push rod 12 is screw rod, and the rotating member 13 is equipped in through-hole and through-hole and sets internal thread turbine, the extension end of the motor 11
It is connected with the worm screw 14 engaged with turbine.
Being rotated by motor 11 drives worm screw 14 to rotate, and worm screw 14 drives revolving part 13 to rotate, and the rotation of revolving part 13 will make
It is mobile to obtain push rod 12, and then realizes that push rod 12 acts on door body 3 and push rod 12 restPoses.
In the present embodiment, the mobile distance of the push rod 12 according to the initial position of push rod 12 and can make a hook 5 de-
The position of push rod 12 determines when from door lock 4.According to the mobile distance of determining push rod 12, the rotational angle of motor 11 is calculated, then
According to the velocity of rotation of angle and motor 11 that motor 11 needs to rotate, determines the time that motor 11 rotates, then need to only lead to
The rotation time for crossing controller control motor 11 can make the mobile corresponding distance of push rod 12.
The present embodiment additionally provides a kind of laundry door body method of controlling security, using above-mentioned washing machine door body security control
Device, Fig. 9 are the flow charts of washing machine door body method of controlling security described in the present embodiment, specifically includes the following steps:
Step 1: being confirmed whether to press security function key.
General household has the user of child, can select to press security function key, to ensure child safety and washing machine not
It can be because accidentally pressing due to unloaded operation.
Step 2: if so, detection door lock is by being locked to the switching command of unlock and being confirmed whether to detect door lock by locking
The fixed switching command to unlock；If it is not, then washing machine being capable of normal use.
Step 3: judging whether the water level in washing drum surpasses when detecting switching command of the door lock by being locked to unlock
Cross default liquid level.
As it is possible that being the mandatory pause washing machine in the washing machine course of work, door lock 4 is unlocked at this time, this does washing at this time
It there may be washing water in the laundry machine barrel of machine, after opening door body 3, washing water will not be by the shell 2
Clothes pick-and-place opening outflow, need first to determine whether the water level in washing drum is more than default liquid level.
Step 4: if so, the water level in washing machine controller control washing machine forced drainage to washing drum is no more than in advance
If liquid level, washing machine controller controls actuator driving push rod again and door body is pushed to open, and is kept open door body；If
No, then washing machine controller control actuator driving push rod pushes door body to open, and is kept open door body.
When confirming that the water level in washing drum is no more than default liquid level, then washing machine control actuator driving push rod 12 passes through
The perforating 21, and the door body 3 of washing machine is acted on, open the disengaging of door lock 4 of a hook 5 and washing machine by door body 3, push rod
12 holding current states are kept open door body 3.
Step 5: pressing reset function key before washing starts in next time, washing machine controller controls actuator driving push rod
12 restPose, and door body 3 is enable to be closed, and washing machine being capable of normal use.
After closing door body 3, the power key on washer control panel can be pressed, washing machine starts normal use.
Obviously, the above embodiment of the present invention is just for the sake of clearly illustrating examples made by the present invention, and being not is pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (10)
1. a kind of washing machine door body safety control, which is characterized in that including
Security control component (1), in the shell (2) of washing machine, including for being pushed in door lock (4) unlock of washing machine
The push rod (12) that door body (3) is opened and is kept open door body (3), and the driving push rod (12) act and are connected to and wash
The actuator of clothing machine controller；
Security function key on washer control panel and is electrically connected to the washing machine controller, for making washing machine control
Device control actuator driving push rod (12) processed pushes door body (3) to open and is kept open door body (3).
2. washing machine door body safety control according to claim 1, which is characterized in that it further include reset function key,
On washer control panel and it is electrically connected to the washing machine controller, for driving washing machine controller control actuator
Dynamic push rod (12) restPose, and be closed door body (3) can.
3. washing machine door body safety control according to claim 1, which is characterized in that the shell (2) is equipped with
Perforating (21)；Perforating (21) described in push rod (12) face is arranged and can pass through the perforating (21) and push door
Body (3).
4. washing machine door body safety control according to claim 1, which is characterized in that the actuator includes fixing
Motor (11) in the shell (2), and the rotating member (13) by motor (11) driving rotation；The push rod (12) is through described
Rotating member (13) is arranged and is threadedly coupled with the rotating member (13).
5. washing machine door body safety control according to claim 4, which is characterized in that the rotating member (13) is to set
Have and set internal thread turbine in through-hole and through-hole, the extension end of the motor (11) is connected with the worm screw engaged with turbine
(14)。
6. a kind of laundry door body method of controlling security, which is characterized in that using any door of washing machine of claim 1 to 5
Body safety control, comprising the following steps:
Security function key is pressed in confirmation, when detecting switching command of the door lock by being locked to unlock, washing machine controller control
Actuator driving push rod pushes door body to open and be kept open door body.
7. laundry door body method of controlling security according to claim 6, which is characterized in that before in next time, washing starts, press
Lower reset function key, washing machine controller control actuator driving push rod restPose, and door body is enable to be closed.
8. laundry door body method of controlling security according to claim 6, which is characterized in that press safe function in the confirmation
Before energy key, further includes:
It is confirmed whether to press security function key；
If so, detection door lock is by being locked to the switching command of unlock；If it is not, then washing machine being capable of normal use.
9. laundry door body method of controlling security according to claim 6, which is characterized in that in the washing machine controller control
Before actuator driving push rod processed pushes door body to open and be kept open door body, further includes:
Judge whether the water level in washing drum is more than default liquid level；
If so, the water level in washing machine controller control washing machine forced drainage to washing drum is no more than default liquid level, laundry
Machine controller controls actuator driving push rod again and door body is pushed to open, and is kept open door body；
If it is not, then washing machine controller control actuator driving push rod pushes door body to open, and it is kept open door body.
10. laundry door body method of controlling security according to claim 6, which is characterized in that the washing machine controller control
Actuator driving push rod processed pushes door body to open and be kept open door body, comprising:
Washing machine controls actuator driving push rod and passes through the perforating, and acts on the door body of washing machine, makes a hook and laundry
Door body is opened in the door lock disengaging of machine, and push rod keeps current state to be kept open door body.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711401338.8A CN109957923B (en) | 2017-12-22 | 2017-12-22 | Washing machine door body safety control device and method |
| PCT/CN2018/123027 WO2019120307A1 (en) | 2017-12-22 | 2018-12-24 | Safety control apparatus and control method for door body of washing machine, and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711401338.8A CN109957923B (en) | 2017-12-22 | 2017-12-22 | Washing machine door body safety control device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109957923A true CN109957923A (en) | 2019-07-02 |
| CN109957923B CN109957923B (en) | 2023-01-13 |
Family
ID=66993982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711401338.8A Active CN109957923B (en) | 2017-12-22 | 2017-12-22 | Washing machine door body safety control device and method |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109957923B (en) |
| WO (1) | WO2019120307A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2020259405A1 (en) * | 2019-06-25 | 2020-12-30 | 青岛海尔滚筒洗衣机有限公司 | Front-loading washing machine |
| CN113789641A (en) * | 2021-10-21 | 2021-12-14 | 珠海格力电器股份有限公司 | Washing machine, door closing prevention device, control method and device and storage medium |
| CN114687165A (en) * | 2020-12-31 | 2022-07-01 | 无锡小天鹅电器有限公司 | Door assembly of clothes treatment equipment and clothes treatment equipment with door assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113338008B (en) * | 2020-02-18 | 2023-06-09 | 青岛海尔洗衣机有限公司 | Clothes treating apparatus |
| CN113338007B (en) * | 2020-02-18 | 2023-06-13 | 青岛海尔洗衣机有限公司 | Clothes treating apparatus |
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| WO2020259405A1 (en) * | 2019-06-25 | 2020-12-30 | 青岛海尔滚筒洗衣机有限公司 | Front-loading washing machine |
| CN114687165A (en) * | 2020-12-31 | 2022-07-01 | 无锡小天鹅电器有限公司 | Door assembly of clothes treatment equipment and clothes treatment equipment with door assembly |
| CN114687165B (en) * | 2020-12-31 | 2023-11-03 | 无锡小天鹅电器有限公司 | Door assembly of clothes treatment equipment and clothes treatment equipment with door assembly |
| CN113789641A (en) * | 2021-10-21 | 2021-12-14 | 珠海格力电器股份有限公司 | Washing machine, door closing prevention device, control method and device and storage medium |
| CN113789641B (en) * | 2021-10-21 | 2023-10-10 | 珠海格力电器股份有限公司 | Washing machine, door closing preventing device, control method, device and storage medium |
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| CN109957923B (en) | 2023-01-13 |
| WO2019120307A1 (en) | 2019-06-27 |
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