CN216338530U - Double-drum laundry device - Google Patents

Double-drum laundry device Download PDF

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Publication number
CN216338530U
CN216338530U CN202121737109.5U CN202121737109U CN216338530U CN 216338530 U CN216338530 U CN 216338530U CN 202121737109 U CN202121737109 U CN 202121737109U CN 216338530 U CN216338530 U CN 216338530U
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China
Prior art keywords
drum
pipeline
air
air outlet
assembly
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CN202121737109.5U
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Chinese (zh)
Inventor
刘凯
许升
吕艳芬
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Qingdao Haier Washing Electric Appliance Co Ltd
Haier Smart Home Co Ltd
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Qingdao Haier Washing Electric Appliance Co Ltd
Haier Smart Home Co Ltd
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Priority to CN202121737109.5U priority Critical patent/CN216338530U/en
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Abstract

The utility model relates to the technical field of clothes washing, and particularly provides double-drum clothes washing equipment, aiming at solving the problem that the existing double-drum clothes washing equipment cannot meet the air drying requirements of two drums. The double-drum washing equipment comprises a first drum assembly, a second drum assembly, an air inlet pipeline, a communication pipeline, an air outlet pipeline and a fan, wherein the fan is arranged on the air inlet pipeline and/or the air outlet pipeline, the air inlet pipeline communicates the outside with the first drum assembly, the communication pipeline communicates the first drum assembly with the second drum assembly, the air outlet pipeline communicates the second drum assembly with the outside, an air inlet on-off valve is arranged on the air inlet pipeline, and an air outlet on-off valve is arranged on the air outlet pipeline. The utility model can realize the simultaneous air drying of two drums in the double-drum washing machine, is convenient for the structural arrangement of the double-drum washing machine and simultaneously reduces the design complexity of products.

Description

Double-drum laundry device
Technical Field
The utility model relates to the technical field of clothes washing, and particularly provides double-drum clothes washing equipment.
Background
Laundry devices are laundry treatment devices capable of washing, rinsing, dehydrating and/or drying laundry, some of the laundry devices also have air washing, disinfecting, sterilizing, aroma-enhancing functions, and the like, and various types of laundry devices, such as the most common drum washing machines, pulsator washing machines and washing and drying machines, and in addition, in order to implement partition washing, dual drum laundry devices are also available in the market.
Take double drum washing machine as an example, every section of thick bamboo subassembly of current double drum washing machine all includes urceolus and inner tube, when washing, pour into a certain amount of water into outside section of thick bamboo earlier, then the inner tube drives the clothing upset, realize the washing to the clothing, it imitates the principle design that the stick hammer hits the clothing, after washing the clothing, urceolus and the window pad of being connected with the urceolus are all moist, have the residual water on its inner wall promptly, breed the bacterium very easily for long-time use, if only open door glass, make urceolus and window pad natural drying its effect very limited, and the window pad contains the fold position, be very unfavorable for the effluvium of steam, when user uses this section of thick bamboo secondarily, bacterium and dirty in urceolus inner wall and the window pad cause secondary pollution to the clothing very easily, seriously influence its washing effect, make user experience not good.
The patent No. 201922216894.9 discloses a drum washing machine, which comprises an air inlet pipeline and an air outlet pipeline with a fan, wherein the air inlet pipeline and the air outlet pipeline are communicated with an outer barrel, flowing air can enter the outer barrel and air-dry the inner surface of the outer barrel and the outer surface of the inner barrel, and then the flowing air is discharged out of the machine body of the drum washing machine from the air outlet pipeline, namely, the air is dried in the outer barrel through outside air, so that the generation of dirt and bacteria is avoided. However, the drum washing machine cannot ensure that outside dirt cannot enter the drum washing machine, and still has certain potential safety hazard.
Disclosed in patent document No. 201810106076.0 is a vent structure and a washing machine, the vent structure includes a vent and a rotor, the rotor is rotatably disposed at the vent, the rotor is radially provided with a first connecting hole, the first connecting hole can be communicated with the vent or the rotor blocks the vent when the rotor rotates, so that the first connecting hole is selectively communicated with the vent, the vent is opened or closed by the rotation of the rotor, and the vent structure can be disposed on a front panel of a casing of the washing machine or disposed in a rear vent at the same time. However, when the vent structure is only disposed on the front panel, the outside dirt is easy to enter the drum washing machine from the rear vent, and if the vent structure is also disposed in the rear vent, the drum washing machine can be completely blocked from the outside only when the two vent structures are required to be respectively closed, which is very unfavorable for the arrangement of the product structure, and the complexity of the product design is seriously increased.
In addition, the two patent documents do not relate to a double-drum washing device, and the air drying requirements of the two drums cannot be met.
Therefore, there is a need in the art for a new dual drum washing machine to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the existing double-drum washing equipment cannot meet the air drying requirements of two drums.
The utility model provides a double-drum washing device which comprises a first drum assembly, a second drum assembly, an air inlet pipeline, a communication pipeline, an air outlet pipeline and a fan, wherein the fan is arranged on the air inlet pipeline and/or the air outlet pipeline, the air inlet pipeline is used for communicating the outside with the first drum assembly, the communication pipeline is used for communicating the first drum assembly with the second drum assembly, the air outlet pipeline is used for communicating the second drum assembly with the outside,
an air inlet on-off valve is arranged on the air inlet pipeline, and an air outlet on-off valve is arranged on the air outlet pipeline.
In a preferred embodiment of the double-drum laundry device, the communication line communicates a top of the first drum assembly with a top of the second drum assembly.
In a preferred technical solution of the dual-drum laundry device, the first drum assembly is located above the second drum assembly, and the communication pipeline is provided with a foam overflow preventing structure.
In a preferred technical solution of the dual drum laundry device, the first drum assembly is located above the second drum assembly, the communication pipeline communicates the bottom of the first drum assembly with the top of the second drum assembly, and the communication pipeline is provided with an air delivery on-off valve.
In a preferred embodiment of the dual drum laundry device, the air inlet duct is provided with an air filter.
In a preferred technical scheme of the double-drum laundry device, an air outlet detection device is arranged on the air outlet pipeline.
In a preferred embodiment of the double-drum washing machine, a first opening is provided in a front panel of a casing of the double-drum washing machine, and the air outlet duct communicates with the first opening.
In a preferred embodiment of the double-drum washing machine, a second opening is provided in a rear panel of a casing of the double-drum washing machine, and the air intake duct is communicated with the second opening.
In a preferred embodiment of the dual drum laundry device, the first drum assembly includes a first outer drum and a first window pad connected to each other, the air inlet pipeline is communicated with the first window pad, and the communication pipeline is communicated with the first outer drum.
In a preferred embodiment of the dual drum laundry device, the second drum assembly includes a second outer drum and a second window pad connected to each other, the communication pipeline is communicated with the second window pad, and the air outlet pipeline is communicated with the second outer drum.
Under the condition of adopting the technical scheme, the first barrel assembly and the second barrel assembly can be dried simultaneously by utilizing the fan, the air inlet pipeline and the air outlet pipeline, so that bacteria are prevented from breeding in the first barrel assembly and the second barrel assembly due to residual water, the structure of the product is simplified, a large amount of space in the box body of the double-barrel washing equipment is not occupied, the structural arrangement of the double-barrel washing equipment is facilitated, and the complexity of the product design is reduced.
Further, the communication pipe communicates the top of the first cartridge assembly with the top of the second cartridge assembly, and by such an arrangement, the washing water in the first cartridge assembly is prevented from entering the second cartridge assembly.
Further, first section of thick bamboo subassembly is located the top of second section of thick bamboo subassembly, is provided with the anti-foam on communicating pipeline and spills over the structure, through such setting, avoids the foam in the first section of thick bamboo subassembly to enter into the second section of thick bamboo subassembly.
Further, the air-delivery on-off valve can be closed when the first cylinder assembly washes clothes, so that water in the first cylinder assembly is prevented from entering the second cylinder assembly, and is opened when the first cylinder assembly and the second cylinder assembly need to be ventilated simultaneously, so that the first cylinder assembly and the second cylinder assembly are dried in the air.
Further, can avoid during external dirty impurity enters into first section of thick bamboo subassembly and second section of thick bamboo subassembly through air filter, avoid the user short time just need clean section of thick bamboo subassembly, further promote user experience.
Further, whether the air outlet of the air pipeline can be detected through the air outlet detection device, so that whether the air outlet of the first barrel assembly and the air outlet of the second barrel assembly of the double-barrel washing equipment is normal or not is judged, a user can know the air outlet state conveniently, the ventilation program of the first barrel assembly and the ventilation program of the second barrel assembly are controlled, and the user experience is further improved.
Further, the air inlet pipeline is communicated with the first window pad, the communication pipeline is communicated with the first outer barrel, so that outside air can enter the first window pad, the first window pad is dried firstly, then the first outer barrel is dried, finally, moist air is discharged through the communication pipeline, the first outer barrel and the first window pad can be dried simultaneously, secondary pollution is avoided when a user carries out secondary cleaning on clothes, and the use experience of the user is influenced.
Further, the communicating pipe is communicated with the second window pad, the air outlet pipe is communicated with the second outer barrel, so that outside air can enter from the second window pad, the second window pad is firstly dried, then the second outer barrel is dried, finally, humid air is discharged through the air outlet pipe, the second outer barrel and the second window pad can be simultaneously dried, secondary pollution is avoided when a user carries out secondary cleaning on clothes, and use experience of the user is influenced.
Drawings
Preferred embodiments of the present invention will be described below in conjunction with a twin drum washing machine with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural view of a twin drum washing machine of the present invention.
Detailed Description
First, it should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present invention, and are not intended to limit the scope of the present invention. For example, although the present invention has been described in conjunction with a dual drum washing machine, the technical principles of the present invention are also obviously applicable to other dual drum washing machines, such as a dual drum washing machine and a pulsator-drum combined washing machine, and in the present invention, the first drum assembly and the second drum assembly may be pure washing drum assemblies or may be washing-drying integrated drum assemblies, and such application objects and types of specific drum assemblies should not be construed as limitations of the present invention and should be limited within the scope of the present invention.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "middle", "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "communicating" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Based on the problem that the existing double-drum washing machine cannot meet the air drying requirements of two drums pointed out by the background art, the utility model provides a double-drum washing machine, which aims to realize the simultaneous air drying of the two drums in the double-drum washing machine, facilitate the structural arrangement of double-drum washing equipment and reduce the design complexity of products.
Specifically, as shown in fig. 1, the double-drum washing machine of the present invention includes a cabinet 1, a first drum assembly, a second drum assembly, an air inlet pipe 2, a communication pipe 3, an air outlet pipe 4 and a fan 5, wherein the fan 5 is disposed on the air inlet pipe 2 and/or the air outlet pipe 3, the air inlet pipe 2 communicates the outside with the first drum assembly, the communication pipe 3 communicates the first drum assembly with the second drum assembly, the air outlet pipe 4 communicates the second drum assembly with the outside, the air inlet pipe 2 is provided with an air inlet on-off valve 6, and the air outlet pipe 4 is provided with an air outlet on-off valve 7. The first barrel assembly comprises a first inner barrel 8, a first outer barrel 9 and a first window gasket 10, the first inner barrel 8 is rotatably arranged in the first outer barrel 9, an opening of the first outer barrel 9 is connected with a first clothes putting opening of the box body 1 through the first window gasket 10, the first inner barrel 8 can be directly driven to rotate through a direct-drive motor, and a belt can be driven through the motor to further drive the first inner barrel 8 to rotate. The first tub 9 is for containing washing water, the first tub 8 is for inverting laundry, and the first window gasket 10 ensures sealing between the first tub 9 and the first laundry input port of the cabinet 1. The second cylinder assembly comprises a second inner cylinder 11, a second outer cylinder 12 and a second window gasket 13, the second inner cylinder 11 is rotatably arranged in the second outer cylinder 12, the second window gasket 13 connects an opening of the second outer cylinder 12 with a second clothes throwing opening of the box body 1, the second inner cylinder 11 can be directly driven to rotate by a direct-drive motor, and the motor can also drive a belt to further drive the second inner cylinder 11 to rotate. The second outer tub 12 is for containing washing water, the second inner tub 11 is for inverting laundry, and the second window gasket 13 ensures sealing between the second outer tub 12 and the second laundry input port of the cabinet 1. The specific structures of the air inlet on-off valve 6 and the air outlet on-off valve 7 can be flexibly set by a person skilled in the art in practical application, the adjustment and the change of the specific structures of the air inlet on-off valve 6 and the air outlet on-off valve 7 do not limit the utility model, and the adjustment and the change of the specific structures of the air inlet on-off valve 6 and the air outlet on-off valve 7 are limited within the protection range of the utility model as long as the on-off of the air inlet pipeline 2 is realized through the air inlet on-off valve 6 and the on-off of the air outlet pipeline 4 is realized through the air outlet on-off valve 7. For example, the air inlet on-off valve 6 is an air inlet electromagnetic valve, the air outlet on-off valve 7 is an air outlet electromagnetic valve, the air inlet electromagnetic valve and the air outlet electromagnetic valve are both electrically connected with a controller of the double-drum washing machine, and the on-off of the air inlet electromagnetic valve and the air outlet electromagnetic valve is controlled by the controller.
In the utility model, when the first cylinder assembly and the second cylinder assembly need to be ventilated, the fan 5 is started, the air inlet on-off valve 6 is opened to enable the air inlet pipeline 2 to be conducted, the air outlet on-off valve 7 is opened to enable the air outlet pipeline 4 to be conducted, the fan 5 introduces outside air into the first cylinder assembly through the air inlet pipeline 2, then blows the outside air into the second cylinder assembly through the communicating pipeline 3, and finally is discharged to the outside through the air outlet pipeline 4, so that the first cylinder assembly and the second cylinder assembly are air-dried. Preferably, the air inlet pipeline 2 is communicated with the first window pad 10, the communication pipeline 3 is communicated with the first outer barrel 9, the communication pipeline 3 is communicated with the second window pad 13, and the air outlet pipeline 4 is communicated with the second outer barrel 12.
In a preferred case, the communication line 3 communicates the top of the first cartridge assembly with the top of the second cartridge assembly, and since the top of the first cartridge assembly is not lost when both washing and rinsing are performed in the first cartridge assembly, the communication line 3 communicates the top of the first cartridge assembly with the top of the second cartridge assembly without allowing the washing water in the first cartridge assembly to enter the second cartridge assembly and, likewise, the washing water in the second cartridge assembly to enter the first cartridge assembly. In practical application, the first cylinder assembly and the second cylinder assembly can be arranged up and down or left and right. When the first cartridge assembly is positioned above the second cartridge assembly, a foam overflow preventing structure may be provided in the communication pipe 3, so that foam generated in the washing process of the first cartridge assembly is blocked by the foam overflow preventing structure and does not enter the second cartridge assembly. The anti-foam overflow structure can be an anti-foam solenoid valve electrically connected with a controller of the dual-drum washing machine, and of course, the anti-foam overflow structure can also be other structures, for example, in a possible situation, the anti-foam overflow structure can adopt a combination of a rotatable pipe section, a one-way valve and a rotating motor, the rotatable pipe section can be a part of the communication pipeline 3, or can be a pipe section separately connected from an inlet or an outlet of the communication pipeline 3, the rotatable pipe section is connected with an output shaft of the rotating motor and is set to be capable of rotating through the rotating motor, namely, two ends of the rotatable pipe section are provided with pipe orifices which are respectively a first pipe orifice and a second pipe orifice, the rotatable pipe section is provided with the one-way valve, when the rotating motor drives the rotatable pipe section to rotate, the first pipe orifice and the second pipe orifice can be connected to the communication pipeline 3 in a forward connection or reverse connection manner, for example, when the rotatable pipe section is positively connected to the communication pipeline 3, the first pipe opening is an air inlet, the second pipe opening is an air outlet, the check valve allows air to flow from the air inlet to the air outlet, when the rotatable pipe section is negatively connected to the communication pipeline 3, the second pipe opening is an air inlet, the first pipe opening is an air outlet, and the check valve is reversely arranged to prevent air from flowing from the air inlet to the air outlet. In another possible case, the anti-foam overflow structure includes a chamber structure, a door body, a first permanent magnet and a second permanent magnet, the chamber structure is disposed in the communicating pipeline 3, a notch is formed on one side of the chamber structure facing the door body, the door body is rotatably disposed in the communicating pipeline 3, and an extending end of the door body can be matched with the notch to close/open the communicating pipeline 3, the first permanent magnet is disposed on the door body, the second permanent magnet is disposed on an upstream side of the door body along an airflow direction of the communicating pipeline 3, the first permanent magnet and the second permanent magnet have different magnetism, when the fan 5 rotates within a preset rotation speed range, an airflow generated by the fan 5 can overcome a suction force between the first permanent magnet and the second permanent magnet to keep the extending end of the door body between an upwind end and a downwind end of the notch, so that air in the first barrel assembly is discharged into the second barrel assembly through the communicating pipeline 3, when the first cylinder assembly executes a washing program and foam enters the communication pipeline 3, the door body overcomes the suction force between the first permanent magnet and the second permanent magnet under the pushing of the foam and is kept at the downwind end of the notch to close the communication pipeline 3, so that the foam is prevented from overflowing. Wherein, the door body can be connected on the inner wall of communicating pipeline 3 or on being connected on the mounting structure of communicating pipeline 3 through the pivot, and the technical personnel in the art can set up the mode that the door body rotated and sets up in communicating pipeline 3 in practical application in a flexible way. In the air inflow direction, the second permanent magnet is positioned at the upstream side of the door body, so that when the fan 5 stops, the door body is kept at the closing position (namely the position of the door body at the upwind end of the notch) through the attraction effect of the second permanent magnet on the first permanent magnet, thereby closing the communicating pipeline 3, when the fan 5 rotates within the preset rotating speed range, overcoming the suction force of the second permanent magnet to the first permanent magnet to enable the door body to rotate and enabling the extending end of the door body to be kept between the upwind end and the downwind end of the gap to enable the communicating pipeline 3 to be conducted, so that the air in the first cartridge assembly can be discharged into the second cartridge assembly through the communication line 3, when the first cylinder assembly executes a washing program, the force generated by the foam is very large, and the door body can be propped against the position of the downwind end of the notch, so that the door body is ensured to seal the communicating pipeline 3, and the foam is prevented from overflowing. It should be noted that the preset rotating speed range can be flexibly set according to the size of the suction force between the first permanent magnet and the second permanent magnet, and the rotating speed of the fan 5 can control wind power, so that the rotating angle of the door body, namely the opening angle, is controlled through the wind power, and the air flow is controlled. Preferably, the preset rotation speed range is a range between two values (that is, the preset rotation speed range has a lower limit value and an upper limit value), the preset rotation speed range may be 600 to 900 rpm, when the rotation speed of the fan 5 is lower than 600 rpm, the door body cannot be opened by the wind power of the fan 5, when the fan 5 reaches and exceeds 600 rpm, the door body can be opened and kept between the upper wind end and the lower wind end of the gap by the wind power of the fan 5 overcoming the suction force between the first permanent magnet and the second permanent magnet, and when the rotation speed of the fan 5 exceeds 900 rpm, the door body can be pressed against the lower wind end of the gap by the wind power, so that the range is set to ensure that the door body can conduct the communication pipeline 3. Of course, the above-described preset rotation speed range is only exemplary, and the preset rotation speed range may be other ranges, and those skilled in the art may flexibly set the preset rotation speed range in practical applications according to specific application situations.
In another preferred case, the first cartridge assembly is located above the second cartridge assembly, the communication line 3 communicates the bottom of the first cartridge assembly with the top of the second cartridge assembly, and the communication line 3 is provided with the wind-on/off valve 14. The ventilation on-off valve 14 may be an electromagnetic valve or a swing valve, and those skilled in the art may flexibly set the specific structure of the ventilation on-off valve 14 in practical applications, and such adjustment and change of the specific structure of the ventilation on-off valve 14 do not limit the present invention, and should be limited within the protection scope of the present invention, as long as the on-off of the communication pipeline 3 is realized through the ventilation on-off valve 14. For example, the wind-transmitting on-off valve 14 is a wind-transmitting electromagnetic valve, the wind-transmitting electromagnetic valve is electrically connected with a controller of the double-drum washing machine, and the controller controls the on-off of the wind-transmitting electromagnetic valve. When the first drum assembly is used for washing clothes, the air-conveying on-off valve 14 can be closed, so that the communication pipeline 3 is disconnected, and water in the first drum assembly is prevented from entering the second drum assembly. More preferably, the first outer cylinder 9 of the first cylinder assembly is preferably further provided with a ventilation port, the ventilation port is provided with a valve capable of being opened and closed, when the first cylinder assembly needs to be independently dried, the ventilation on-off valve 14 can be closed, and the valve on the ventilation port is opened, so that the external air is introduced into the first cylinder assembly through the air inlet pipeline 2 by the fan 5 and then is discharged to the outside through the ventilation port. When first section of thick bamboo subassembly and second section of thick bamboo subassembly air-dry simultaneously, can make the valve on the ventilative mouth close, guarantee that the air can reentrant second section of thick bamboo subassembly through first section of thick bamboo subassembly.
Preferably, the air inlet pipe 2 is provided with an air filtering device, the air filtering device is preferably located at the upstream side of the fan 5, the air filtering device can block dust from entering the fan 5 and the first barrel assembly and the second barrel assembly, the air filtering device can adopt a structure of a plurality of layers of equivalent filtering nets, a structure of a combination of a coarse filtering net, a medium filtering net and a high-efficiency filtering net, or adopt other filtering structures, and the air filtering device can be flexibly set by a person skilled in the art in practical application.
Preferably, the air outlet pipeline 4 is provided with an air outlet detection device, the air outlet detection device may be a flow sensor, or may be another device capable of detecting air outlet, and the air outlet detection device may be used to determine whether the double-drum washing machine normally executes the ventilation program.
Preferably, a first opening is arranged on the front panel of the box body 1, the air outlet pipeline 4 is communicated with the first opening, a second opening is arranged on the rear panel of the box body 1, and the air inlet pipeline 2 is communicated with the second opening.
Preferably, the air inlet pipeline 2 is communicated with the first window pad 10, the communication pipeline 3 is communicated with the first outer barrel 9, the communication pipeline 3 is communicated with the second window pad 13, the air outlet pipeline 4 is communicated with the second outer barrel 12, the communication position of the communication pipeline 3 and the first outer barrel 9 is preferably located at a position close to the rear part of the first outer barrel 9, the communication position of the air outlet pipeline 4 and the second outer barrel 12 is also preferably located at a position close to the rear part of the second outer barrel 12, and through the arrangement, the air drying area of the first barrel assembly and the second barrel assembly can be increased, the air drying effect is improved, and no dead angle air drying is realized. The front, middle and rear portions of the outer cylinder may be divided by the axial length of the outer cylinder, for example, the front 1/3 portion of the outer cylinder is referred to as the front portion of the outer cylinder, the middle 1/3 portion is referred to as the middle portion of the outer cylinder, and the rear 1/3 portion is referred to as the rear portion of the outer cylinder.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the utility model, and the technical scheme after the changes or substitutions can fall into the protection scope of the utility model.

Claims (10)

1. A double-drum laundry device is characterized by comprising a first drum assembly, a second drum assembly, an air inlet pipeline, a communication pipeline, an air outlet pipeline and a fan, wherein the fan is arranged on the air inlet pipeline and/or the air outlet pipeline, the air inlet pipeline communicates the outside with the first drum assembly, the communication pipeline communicates the first drum assembly with the second drum assembly, and the air outlet pipeline communicates the second drum assembly with the outside,
an air inlet on-off valve is arranged on the air inlet pipeline, and an air outlet on-off valve is arranged on the air outlet pipeline.
2. The dual drum laundry appliance of claim 1, wherein the communication conduit communicates a top portion of the first drum assembly with a top portion of the second drum assembly.
3. The dual drum laundry appliance of claim 2, wherein the first drum assembly is located above the second drum assembly, and the communication line is provided with a foam spill prevention structure.
4. The dual drum laundry appliance of claim 1, wherein the first drum assembly is located above the second drum assembly, the communication conduit communicates a bottom of the first drum assembly with a top of the second drum assembly, and the communication conduit is provided with a vent on-off valve.
5. The dual drum laundry appliance of claim 1, wherein the air intake conduit is provided with an air filtration device.
6. The dual drum laundry appliance according to claim 1, wherein an air outlet detection device is provided on the air outlet pipe.
7. The dual drum laundry appliance of claim 1, wherein a first opening is provided in a front panel of a cabinet of the dual drum laundry appliance, the air outlet duct being in communication with the first opening.
8. The dual drum laundry appliance of claim 1, wherein a second opening is provided in a rear panel of the cabinet of the dual drum laundry appliance, the air intake duct communicating with the second opening.
9. The dual drum laundry appliance of any one of claims 1 to 8, wherein the first drum assembly includes a first outer drum and a first window pad connected, the intake conduit is in communication with the first window pad, and the communication conduit is in communication with the first outer drum.
10. The dual drum laundry appliance of any one of claims 1 to 8, wherein the second drum assembly includes a second outer drum and a second window pad connected, the communication conduit communicates with the second window pad, and the outlet conduit communicates with the second outer drum.
CN202121737109.5U 2021-07-28 2021-07-28 Double-drum laundry device Active CN216338530U (en)

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Application Number Priority Date Filing Date Title
CN202121737109.5U CN216338530U (en) 2021-07-28 2021-07-28 Double-drum laundry device

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Application Number Priority Date Filing Date Title
CN202121737109.5U CN216338530U (en) 2021-07-28 2021-07-28 Double-drum laundry device

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CN216338530U true CN216338530U (en) 2022-04-19

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023020267A1 (en) * 2021-08-20 2023-02-23 青岛海尔洗涤电器有限公司 Dual-drum clothes treatment apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023020267A1 (en) * 2021-08-20 2023-02-23 青岛海尔洗涤电器有限公司 Dual-drum clothes treatment apparatus

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