CN216129809U - Double-drum laundry device - Google Patents

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 realize air drying on the basis of realizing partitioned washing. To this end, the double-drum laundry device of the present invention includes a first drum assembly, a second drum assembly, a first valve assembly, a second valve assembly, a fan, and a switching valve, wherein the first valve assembly includes a first valve housing having a first air inlet chamber and a first air outlet chamber, the first air inlet chamber is communicated with a first air inlet pipeline communicated with the first drum assembly, the second valve assembly includes a second valve housing having a second air inlet chamber and a second air outlet chamber, the second air inlet chamber is communicated with a second air inlet pipeline communicated with the second drum assembly, and the switching valve is configured to enable air of the main air inlet pipeline to flow to one of the first air inlet pipeline and the second air inlet pipeline or to flow to the first air inlet pipeline and the second air inlet pipeline simultaneously. The utility model realizes independent air drying or simultaneous air drying of the drum components of the double-drum washing equipment.

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 requirement that two drums are respectively dried on the basis of partition washing 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 realize air drying on the basis of realizing partitioned washing.

The utility model provides a double-drum washing device which comprises a first drum component, a second drum component, a first valve component, a second valve component, a fan and a switching valve,

the first valve component comprises a first separation mechanism and a first valve shell which is provided with a first air inlet cavity and a first air outlet cavity which are independently arranged, the first air inlet cavity is communicated with a first air inlet pipeline communicated with the first barrel component, the first air outlet cavity is communicated with a first air outlet pipeline communicated with the outside and the first barrel component, the first separation mechanism is arranged to be capable of simultaneously blocking the first air inlet cavity and the first air outlet cavity,

the second valve assembly comprises a second blocking mechanism and a second valve shell which is provided with a second air inlet cavity and a second air outlet cavity which are independently arranged, the second air inlet cavity is communicated with a second air inlet pipeline communicated with the second barrel assembly, the second air outlet cavity is communicated with a second air outlet pipeline communicated with the outside and the second barrel assembly, the second blocking mechanism is arranged to simultaneously block the second air inlet cavity and the second air outlet cavity,

the first air inlet pipeline and the second air inlet pipeline are connected with a main air inlet pipeline through the switching valve, the main air inlet pipeline is communicated with the outside, the fan is arranged on the main air inlet pipeline, and the switching valve is arranged to enable air of the main air inlet pipeline to flow to one of the first air inlet pipeline and the second air inlet pipeline or flow to the first air inlet pipeline and the second air inlet pipeline simultaneously.

In a preferred technical solution of the above dual-drum laundry device, the first blocking mechanism includes a first driving motor, a first blocking member and a second blocking member, an output shaft of the first driving motor is simultaneously connected to the first blocking member and the second blocking member, the first blocking member is disposed in the first air inlet cavity, the second blocking member is disposed in the first air outlet cavity, and the first driving motor can drive the first blocking member and the second blocking member to move simultaneously so as to block the first air inlet cavity and the first air outlet cavity.

In a preferred technical solution of the dual-drum laundry device, the first driving motor is connected to a first transmission shaft, the first barrier member is a first barrier plate, the second barrier member is a second barrier plate, the first barrier plate and the second barrier plate are both disposed on the first transmission shaft, and the first driving motor can drive the first transmission shaft to rotate so that the first barrier plate and the second barrier plate rotate simultaneously.

In a preferred technical solution of the above dual-drum laundry device, the second blocking mechanism includes a second driving motor, a third blocking member and a fourth blocking member, an output shaft of the second driving motor is simultaneously connected to the third blocking member and the fourth blocking member, the third blocking member is disposed in the second air inlet cavity, the fourth blocking member is disposed in the second air outlet cavity, and the second driving motor can drive the third blocking member and the fourth blocking member to move simultaneously so as to block the second air inlet cavity and the second air outlet cavity.

In a preferred technical solution of the above dual-drum laundry device, the second driving motor is connected to a second transmission shaft, the third barrier member is a third barrier plate, the fourth barrier member is a fourth barrier plate, the third barrier plate and the fourth barrier plate are both disposed on the second transmission shaft, and the second driving motor can drive the second transmission shaft to rotate so that the third barrier plate and the fourth barrier plate rotate simultaneously.

In a preferred embodiment of the double-drum laundry device, a front panel of a cabinet of the double-drum laundry device is provided with a first opening and a second opening which communicate with the outside, the first air outlet duct communicates with the first opening, and the second air outlet duct communicates with the second opening.

In a preferred technical scheme of the double-drum laundry device, the first opening is provided with a first air outlet detection device, and the second opening is provided with a second air outlet detection device.

In a preferred embodiment of the double-drum washing machine, a partition plate for partitioning the first drum assembly and the second drum assembly is provided in a casing of the double-drum washing machine, and the fan is provided on the partition plate.

In a preferred embodiment of the dual drum laundry device, a rear panel of a cabinet of the dual drum laundry device is provided with a third opening communicated with the outside, and the third opening is communicated with the main air inlet duct.

In a preferred embodiment of the double-drum laundry device, the first drum assembly includes a first outer drum and a first window pad connected to each other, the first air inlet duct communicates with the first window pad, the first air outlet duct communicates with the first outer drum,

the second barrel assembly comprises a second outer barrel and a second window gasket which are connected, the second air inlet pipeline is communicated with the second window gasket, and the second air outlet pipeline is communicated with the second outer barrel.

Under the condition of adopting the technical scheme, the utility model can realize independent air drying of any one barrel assembly or simultaneous air drying of two barrel assemblies in the double-barrel washing equipment, when the first barrel assembly is independently air dried, the fan is started, the switching valve introduces air into the first air inlet pipeline from the main air inlet pipeline and then enters the first barrel assembly to realize air drying of the interior of the first barrel assembly, and finally the air is discharged from the first air outlet pipeline to avoid bacteria breeding in the interior of the first barrel assembly due to residual water, in addition, the first blocking mechanism can simultaneously block and cut off the first air inlet pipeline and the first air outlet pipeline, the structure arrangement of the first barrel assembly is simple, the fan is started when the second barrel assembly is independently air dried, the switching valve introduces air into the second air inlet pipeline from the main air inlet pipeline and then enters the second barrel assembly to realize air drying of the interior of the second barrel assembly, finally by the second play tuber pipe way discharge, avoid inside the second section of thick bamboo subassembly to breed the bacterium because of the residual water, in addition, second separation mechanism can carry out the separation to second air inlet pipe way and second play tuber pipe way simultaneously and cut off, moreover, the steam generator is simple in structure, do benefit to the structural arrangement of second section of thick bamboo subassembly, when air-drying first section of thick bamboo subassembly and second section of thick bamboo subassembly simultaneously, the diverter valve is with the air during first air inlet pipe way and second air inlet pipe way are introduced into from total air inlet pipe way, then air-dry first section of thick bamboo subassembly and second section of thick bamboo subassembly respectively, finally discharge the external world through first air outlet pipe way and second play tuber pipe way respectively, through such setting, the complexity of product design has been reduced.

Furthermore, the first air inlet cavity can be driven by the first driving motor to separate the first separation part, and the first air outlet cavity is driven by the second separation part to separate the first air inlet pipeline and the first air outlet pipeline, so that the first air inlet pipeline and the first air outlet pipeline are separated simultaneously, namely, the first driving motor is used as a driving source to separate the first air inlet pipeline and the first air outlet pipeline simultaneously, the whole structure is simple, the whole structure arrangement of a product is facilitated, and the complexity of product design is reduced.

Furthermore, the first driving motor can drive the first transmission shaft to rotate so as to realize the rotation of the first baffle plate and the second baffle plate, so that the simultaneous separation of the first air inlet cavity and the first air outlet cavity is realized.

Furthermore, can drive third separation piece separation second air inlet chamber through second driving motor, drive fourth separation piece separation second air outlet chamber simultaneously, and then realize the separation in the time of second air inlet pipeline and second air outlet pipeline, realize the separation in the time of second air inlet pipeline and second air outlet pipeline promptly as the driving source through second driving motor and realize the separation in the time of second air inlet pipeline and second air outlet pipeline, overall structure is simple, does benefit to the overall structure of product and arranges, reduces the complexity of product design.

Furthermore, the second driving motor can drive the second transmission shaft to rotate so as to realize the rotation of the third barrier plate and the fourth barrier plate, thereby realizing the simultaneous separation of the second air inlet cavity and the second air outlet cavity.

Further, whether air-out through first air-out detection device can detect first air-out pipeline to judge whether normal air-out of first section of thick bamboo subassembly of binocular laundry equipment, the user of being convenient for knows the air-out state, do benefit to the control to first section of thick bamboo subassembly, whether air-out through second air-out detection device can detect the air-out of second air-out pipeline, thereby judge whether normal air-out of second section of thick bamboo subassembly of binocular laundry equipment, the user of being convenient for knows the air-out state, do benefit to the control to second section of thick bamboo subassembly, further promote user experience.

Further, the first air inlet pipeline is communicated with the first window pad, the first air outlet pipeline is communicated with the first outer barrel, so that outside air can enter from 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 first air outlet pipeline, the first outer barrel and the first window pad can be dried simultaneously, the second air inlet pipeline is communicated with the second window pad, the second air outlet pipeline is communicated with the second outer barrel, so that outside air can enter from the second window pad, the second window pad is dried firstly, then the second outer barrel is dried, finally moist air is discharged through the second air outlet pipeline, the second outer barrel and the second window pad can be dried simultaneously, secondary pollution caused when a user cleans clothes for the second time is avoided, 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 according to the present invention;

FIG. 2 is a schematic structural view of a switching valve of the twin drum washing machine of the present invention;

fig. 3 is a schematic structural view of a first valve assembly of the twin drum washing machine of the present invention;

fig. 4 is a schematic structural view of a second valve assembly of the 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", "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," "second," "third," "fourth," "fifth," and "sixth" 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 realize air drying simultaneously on the basis of realizing partitioned washing pointed out by the background art, the utility model provides a double-drum washing machine, aiming at realizing independent air drying on any one cylinder assembly in the double-drum washing machine or simultaneous air drying on two cylinder assemblies, and simultaneously reducing the design complexity of products.

Specifically, as shown in fig. 1 to 4, the double drum washing machine of the present invention includes a cabinet 1, a first drum assembly, a second drum assembly, a first valve assembly, a second valve assembly, a fan 2 and a switching valve 3, the first valve assembly includes a first blocking mechanism and a first valve housing 4 having a first air inlet chamber 41 and a first air outlet chamber 42 which are independently provided from each other, a first air inlet pipe 6 communicating with the first drum assembly is connected to the first air inlet chamber 41, a first air outlet pipe 7 communicating with the first drum assembly from the outside is connected to the first air outlet chamber 42, the first blocking mechanism is configured to simultaneously block the first air inlet chamber 41 and the first air outlet chamber 42, the second valve assembly includes a second blocking mechanism and a second air inlet pipe 5 having a second air inlet chamber 51 and a second air outlet chamber 52 which are independently provided from each other, a second air inlet pipe 8 communicating with the second air inlet chamber 51 is connected to the second air inlet chamber 51, the second air outlet cavity 52 is communicated with a second air outlet pipeline 9 communicating the outside with the second barrel assembly, the second blocking mechanism is set to block the second air inlet cavity 51 and the second air outlet cavity 52 at the same time, the first air inlet pipeline 6 and the second air inlet pipeline 8 are connected with the main air inlet pipeline 10 through the switching valve 3, the main air inlet pipeline 10 is communicated with the outside, the fan 2 is arranged on the main air inlet pipeline 10, and the switching valve 3 is set to enable the air of the main air inlet pipeline 10 to flow to one of the first air inlet pipeline 6 and the second air inlet pipeline 8 or to flow to the first air inlet pipeline 6 and the second air inlet pipeline 8 at the same time. As shown in fig. 2, the switching valve 3 is preferably a swing valve, the swing valve includes a valve motor and a valve plate, the valve motor can drive the valve plate to rotate, when the valve plate rotates to a position (hereinafter referred to as a first position, a position a shown in fig. 2) for completely closing the second air inlet pipeline 8, the first air inlet pipeline 6 is completely opened, air in the main air inlet pipeline 10 can only enter the first air inlet pipeline 6 to independently air-dry the first barrel assembly when the blower 2 is started, when the valve plate rotates to a position (hereinafter referred to as a second position, a position b shown in fig. 2) for completely closing the first air inlet pipeline 6, the second air inlet pipeline 8 is completely opened, air in the main air inlet pipeline 10 can only enter the second air inlet pipeline 8 to independently air-dry the second barrel assembly when the blower 2 is started, when the valve plate rotates to a position between the first position and the second position, the valve plate opens both the first air inlet pipeline 6 and the second air inlet pipeline 8, and air in the main air inlet pipeline 10 can simultaneously enter the first air inlet pipeline 6 and the second air inlet pipeline 8 under the condition that the fan 2 is started so as to simultaneously air-dry the first barrel assembly and the second barrel assembly. In a more preferable case, the main air inlet pipeline 10 and the first air inlet pipeline 6 are arranged perpendicular to each other, the main air inlet pipeline 10 and the second air inlet pipeline 8 are arranged in a collinear manner, the valve plate can rotate around the junction of the inner wall of the first air inlet pipeline 6 and the inner wall of the second air inlet pipeline 8, the caliber and the shape of the inlet of the first air inlet pipeline 6 and the inlet of the second air inlet pipeline 8 are completely the same, and the valve plate can rotate to the position in the first air inlet pipeline 6 and attached to the inner wall of the first air inlet pipeline 6 or rotate to the position in the second air inlet pipeline 8 and attached to the inner wall of the second air inlet pipeline 8, so that the first air inlet pipeline 6 and the second air inlet pipeline 8 are completely opened. Of course, the above-mentioned switching valve 3 may also adopt other valve structures besides the structure of the swing valve, for example, the switching valve 3 includes a valve body and a valve core arranged in the valve body, and the rotation of the valve core realizes the independent air intake to the first air intake pipeline 6 or the second air intake pipeline 8 and the simultaneous air intake to the first air intake pipeline 6 and the second air intake pipeline 8. The specific structure of the switching valve 3 can be flexibly set by those skilled in the art in practical application, and such adjustment and change of the specific structure of the switching valve 3 do not limit the present invention.

Preferably, as shown in fig. 1, the first drum assembly includes a first inner drum 21, a first outer drum 22 and a first window gasket 23, the first inner drum 21 is rotatably disposed in the first outer drum 22, the first window gasket 23 connects an opening of the first outer drum 22 with the first laundry input opening of the cabinet 1, the first inner drum 21 can be directly driven to rotate by a direct drive motor, and the first inner drum 21 can also be driven to rotate by a belt driven by the motor. The first tub 22 is for containing washing water, the first tub 21 is for inverting laundry, and the first window gasket 23 ensures sealing between the first tub 22 and the first laundry input port of the cabinet 1. The second cylinder assembly comprises a second inner cylinder 31, a second outer cylinder 32 and a second window gasket 33, the second inner cylinder 31 is rotatably arranged in the second outer cylinder 32, the second window gasket 33 connects an opening of the second outer cylinder 32 with a second clothes throwing opening of the box body 1, the second inner cylinder 31 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 31 to rotate. The second outer tub 32 is for containing washing water, the second inner tub 31 is for inverting laundry, and the second window gasket 33 is for securing a seal between the second outer tub 32 and the second laundry input port of the cabinet 1. Preferably, the first air inlet pipeline 6 is communicated with the first window pad 23, the first air outlet pipeline 7 is communicated with the first outer barrel 22, the second air inlet pipeline 8 is communicated with the second window pad 33, and the second air outlet pipeline 9 is communicated with the second outer barrel 32, and those skilled in the art can flexibly set the connection position of the first air inlet pipeline 6 and the first window pad 23, the connection position of the first air outlet pipeline 7 and the first outer barrel 22, the connection position of the second air inlet pipeline 8 and the second window pad 33 and the connection position of the second air outlet pipeline 9 and the second outer drum 32 are preferably that the first air inlet pipeline 6 is communicated with the top of the first window pad 23, the first air outlet pipeline 7 is communicated with the top of the first outer drum 22, the second air inlet pipeline 8 is communicated with the top of the second window pad 33, and the second air outlet pipeline 9 is communicated with the top of the second outer drum 32, so that water in the drum washing machine is prevented from entering the pipelines when the drum washing machine washes clothes.

Preferably, as shown in fig. 3, the first blocking mechanism includes a first driving motor 101, a first blocking member 102 and a second blocking member 103, an output shaft of the first driving motor 101 is connected to the first blocking member 102 and the second blocking member 103 at the same time, the first blocking member 102 is disposed in the first air intake chamber 41, the second blocking member 103 is disposed in the first air outlet chamber 42, and the first driving motor 101 can drive the first blocking member 102 and the second blocking member 103 to move simultaneously to block the first air intake chamber 41 and the first air outlet chamber 42. The first driving motor 101 may be a rotary motor that finally outputs a rotational force, or may be a linear motor that finally outputs a linear driving force. For example, in a preferred case, the first driving motor 101 is connected to a first transmission shaft, the first blocking member 102 is a first blocking plate, the second blocking member 103 is a second blocking plate, and the first blocking plate and the second blocking plate are both disposed on the first transmission shaft, and the first driving motor 101 can drive the first transmission shaft to rotate so that the first blocking plate and the second blocking plate rotate simultaneously. That is, the first driving motor 101 is a rotating motor, and the first driving motor 101 can drive the first transmission shaft to rotate, the first transmission shaft drives the first blocking plate and the second blocking plate to rotate at the same time, the air inlet 41a and the air outlet 41b of the first air inlet cavity 41 may be located on opposite sides of the first air inlet cavity 41 respectively, or may be located on adjacent sides of the first air inlet cavity 41 respectively, and similarly, the air inlet 42a and the air outlet 42b of the first air outlet cavity 42 may be located on opposite sides of the first air outlet cavity 42 respectively, or may be located on adjacent sides of the first air outlet cavity 42 respectively. Wherein, according to the respective installation positions of the air inlet/outlet of the first air inlet cavity 41 and the air inlet/outlet of the first air outlet cavity 42, the respective blocking modes of the first blocking plate and the second blocking plate can be flexibly installed, in a preferred case, the air outlet 41b of the first air inlet cavity 41 and the air inlet 42a of the first air outlet cavity 42 are installed on the same side of the first valve housing 4, that is, the air outlet 41b of the first air inlet cavity 41 and the air inlet 42a of the first air outlet cavity 42 are located on the same side, the first driving motor 101 drives the first transmission shaft to rotate so that the first blocking plate can cover the air outlet 41b of the first air inlet cavity 41 to block the first air inlet pipeline 6, and simultaneously, the second blocking plate can cover the air inlet 42a of the first air outlet cavity 42 to block the first air outlet pipeline 7, and because the covered air outlets 41b of the first air inlet cavity 41 and the air inlet 42a of the first air outlet cavity 42 are respectively, so that even if foam is generated during the washing of the first drum assembly, the foam does not enter the first air inlet chamber 41 and the first air outlet chamber 42, and further preferably, the first blocking plate is provided with a sealing gasket on both the side facing the air outlet 41b of the first air inlet chamber 41 and the side facing the air inlet 42a of the first air outlet chamber 42, so that sealing can be achieved when the first blocking plate covers the air outlet 41b of the first air inlet chamber 41, and sealing can be achieved when the second blocking plate covers the air inlet 42a of the first air outlet chamber 42. In other examples, the sealing gasket on the first blocking plate may be replaced with a sealing gasket capable of corresponding to the shape of the outlet 41b of the first air inlet chamber 41, and the sealing gasket on the second blocking plate may be replaced with a sealing gasket capable of corresponding to the shape of the inlet 42a of the first air outlet chamber 42.

Preferably, a first transmission shaft passes through the first air outlet chamber 42 and the first air inlet chamber 41 in sequence from the outside from one side of the first valve housing 4, and the first transmission shaft is rotatably provided on a first partition plate partitioning the first air inlet chamber 41 and the first air outlet chamber 42. In a possible case, a first through hole is formed at one side of the first valve housing 4 where the first air outlet chamber 42 is formed, a second through hole is formed in the first partition plate, the first transmission shaft sequentially passes through the first through hole and the second through hole, a portion of the first transmission shaft between the first through hole and the second through hole (i.e., a portion located in the first air outlet chamber 42) is connected to the second partition plate, and a portion of the first transmission shaft passing through the second through hole (i.e., a portion located in the first air inlet chamber 41) is connected to the first partition plate. In addition, the first transmission shaft may be connected with the edge of the first barrier plate and connected with the edge of the second barrier plate, so that the rotation of the transmission shaft realizes the synchronous swing of the first barrier plate and the second barrier plate. In addition, the opposite side that first valve casing 4 set up first through-hole can also set up the third through-hole, and the end that stretches out of first transmission shaft can be located the third through-hole, through such setting for can support first transmission shaft through first through-hole, second through-hole and third through-hole jointly, improve the stability of supporting. The first driving motor 101 is located outside the first valve housing 4 and may be connected to the cabinet 1 of the twin drum washing machine by a mounting bracket, or the first driving motor 101 may be welded directly to the cabinet 1 of the twin drum washing machine. In other examples, the first transmission shaft may also pass through the first air inlet chamber 41 and the first air outlet chamber 42 from the outside in sequence from one side of the first valve housing 4.

Alternatively, the first driving motor 101 is a linear motor, the first blocking member 102 is a first blocking plate, the second blocking member 103 is a second blocking plate, a first slot communicated with the first air inlet chamber 41 and a second slot communicated with the first air outlet chamber 42 are respectively formed on the same side of the first valve casing 4, the first blocking plate is in inserted fit with the first slot, the second blocking plate is in inserted fit with the second slot, the linear motor can drive the first blocking plate and the second blocking plate to synchronously and linearly move, when the first air inlet cavity 41 and the first air outlet cavity 42 need to be blocked, the linear motor drives the first blocking plate to be inserted into the first air inlet cavity 41 from the first slot, and the air inlet 41a and the air outlet 41b of the first air inlet chamber 41 are blocked from each other by the first blocking plate, while the second blocking plate is driven to be inserted into the first air outlet chamber 42 from the second insertion groove, and the air inlet 42a and the air outlet 42b of the first air outlet chamber 42 are blocked from each other by the second blocking plate. In the above, the linear motor may be replaced by a hydraulic cylinder, an air cylinder, or the like.

Preferably, as shown in fig. 4, the second blocking mechanism includes a second driving motor 201, a third blocking member 202 and a fourth blocking member 203, an output shaft of the second driving motor 201 is simultaneously connected with the third blocking member 202 and the fourth blocking member 203, the third blocking member 202 is disposed in the second air intake chamber 51, the fourth blocking member 203 is disposed in the second air outlet chamber 52, and the second driving motor 201 can drive the third blocking member 202 and the fourth blocking member 203 to simultaneously move so as to block the second air intake chamber 51 and the second air outlet chamber 52. The second driving motor 201 may be a rotary motor that finally outputs a rotational force, or may be a linear motor that finally outputs a linear driving force. For example, in a preferred case, the second driving motor 201 is connected to the second transmission shaft, the third blocking member 202 is a third blocking plate, the fourth blocking member 203 is a fourth blocking plate, and the third blocking plate and the fourth blocking plate are both disposed on the second transmission shaft, and the second driving motor 201 can drive the second transmission shaft to rotate so that the third blocking plate and the fourth blocking plate rotate simultaneously. That is, the second driving motor 201 is a rotating motor, and the second driving motor 201 can drive the second transmission shaft to rotate, the second transmission shaft drives the third baffle plate and the fourth baffle plate to rotate at the same time, the air inlet 51a and the air outlet 51b of the second air inlet chamber 51 can be located on opposite sides of the second air inlet chamber 51 respectively, or can be located on adjacent sides of the second air inlet chamber 51 respectively, and similarly, the air inlet 52a and the air outlet 52b of the second air outlet chamber 52 can be located on opposite sides of the second air outlet chamber 52 respectively, or can be located on adjacent sides of the second air outlet chamber 52 respectively. Wherein, according to the respective installation positions of the air inlet and outlet of the second air inlet cavity 51 and the air inlet and outlet of the second air outlet cavity 52, the respective isolation modes of the third isolation plate and the fourth isolation plate can be flexibly installed, in a preferred case, the air outlet 51b of the second air inlet cavity 51 and the air inlet 52a of the second air outlet cavity 52 are installed on the same side of the second valve housing 5, that is, the air outlet 51b of the second air inlet cavity 51 and the air inlet 52a of the second air outlet cavity 52 are located on the same side, the second driving motor 201 drives the second transmission shaft to rotate so that the third isolation plate can cover the air outlet 51b of the second air inlet cavity 51 to realize the isolation of the second air inlet pipeline 8, and simultaneously, the fourth isolation plate can cover the air inlet 52a of the second air outlet cavity 52 to realize the isolation of the second air outlet pipeline 9, and because the covered air outlets 51b of the second air inlet cavity 51 and the air inlet 52a of the second air outlet cavity 52 are respectively, so that even foam is generated during washing of the second cartridge assembly, it does not enter the second inlet chamber 51 and the second outlet chamber 52, and further preferably, both a side of the third barrier plate facing the outlet 51b of the second inlet chamber 51 and a side of the fourth barrier plate facing the inlet 52a of the second outlet chamber 52 are provided with sealing gaskets so that sealing can be achieved when the third barrier plate covers the outlet 51b of the second inlet chamber 51 and sealing can be achieved when the fourth barrier plate covers the inlet 52a of the second outlet chamber 52. In other examples, the sealing gasket on the third barrier plate may be replaced with a sealing gasket capable of corresponding to the shape of the outlet 51b of the second air inlet chamber 51, and the sealing gasket on the fourth barrier plate may be replaced with a sealing gasket capable of corresponding to the shape of the inlet 52a of the second air outlet chamber 52.

Preferably, a second driving shaft passes through the second air outlet chamber 52 and the second air inlet chamber 51 from the outside in sequence from one side of the second valve housing 5, and is rotatably provided on a second partition plate partitioning the second air inlet chamber 51 and the second air outlet chamber 52. In one possible case, a fourth through hole is formed at one side of the second valve housing 5 where the second air outlet chamber 52 is formed, a fifth through hole is formed in the second partition plate, the second transmission shaft sequentially passes through the fourth through hole and the fifth through hole, a portion of the second transmission shaft between the fourth through hole and the fifth through hole (i.e., a portion located in the second air outlet chamber 52) is connected to the fourth blocking plate, and a portion of the second transmission shaft passing through the fifth through hole (i.e., a portion located in the second air inlet chamber 51) is connected to the third blocking plate. In addition, the second transmission shaft may be connected with an edge of the third barrier plate and connected with an edge of the fourth barrier plate, so that the rotation of the transmission shaft realizes synchronous swing rotation of the third barrier plate and the fourth barrier plate. In addition, the opposite side of the second valve housing 5, on which the fourth through hole is formed, may further be provided with a sixth through hole, and the protruding end of the second transmission shaft may be located in the sixth through hole. The second driving motor 201 is located outside the second valve casing 5 and may be connected to the cabinet 1 of the twin drum washing machine through a mounting bracket, or the second driving motor 201 may be welded directly to the cabinet 1 of the twin drum washing machine. In other examples, the second transmission shaft may also pass through the second air inlet chamber 51 and the second air outlet chamber 52 from the outside in sequence from one side of the second valve housing 5.

Alternatively, the second driving motor 201 is a linear motor, the third barrier 202 is a third barrier, the fourth barrier 203 is a fourth barrier, a third slot communicated with the second air inlet chamber 51 and a fourth slot communicated with the second air outlet chamber 52 are respectively formed on the same side of the second valve casing 5, the third barrier is in inserting fit with the third slot, the fourth barrier is in inserting fit with the fourth slot, the linear motor can drive the third barrier and the fourth barrier to move linearly and synchronously, when the second air inlet chamber 51 and the second air outlet chamber 52 need to be blocked, the linear motor drives the third blocking plate to be inserted into the second air inlet chamber 51 from the third slot, and then the air inlet 51a and the air outlet 51b of the second air inlet chamber 51 are blocked from each other by the third blocking plate, while the fourth blocking plate is driven to be inserted into the second air outlet chamber 52 from the fourth slot, and the air inlet 52a and the air outlet 52b of the second air outlet chamber 52 are blocked from each other by the fourth blocking plate. In the above, the linear motor may be replaced by a hydraulic cylinder, an air cylinder, or the like.

Preferably, a first opening communicated with the outside is arranged on the front panel of the box body 1 of the double-drum washing machine, the first air outlet pipeline 7 is communicated with the first opening, a second opening communicated with the outside is arranged on the front panel of the box body 1, and the second air outlet pipeline 9 is communicated with the second opening. In the present invention, the first barrel assembly and the second barrel assembly may be provided in a left-right direction, or in an up-down direction, for example, the first barrel assembly is located above the second barrel assembly, in which case the first opening is preferably located above the second opening, i.e., the location of the first opening corresponds to the first barrel assembly, and the location of the second opening corresponds to the second barrel assembly, thereby facilitating the arrangement of the first air intake duct 6, the first air outlet duct 7, the second air intake duct 8, and the second air outlet duct 9. Preferably, a third opening communicating with the outside is provided on the rear panel of the cabinet 1 of the double drum washing machine, and the third opening communicates with the main air intake duct 10.

Furthermore, a first air outlet detection device is arranged at the first opening, the first air outlet detection device can be a flow sensor or other devices capable of detecting air outlet, and whether the first drum assembly of the double-drum washing machine normally executes a ventilation program can be judged through the first air outlet detection device; the second opening is provided with a second air outlet detection device, the second air outlet detection device can be a flow sensor or other devices capable of detecting air outlet, and whether the second cylinder assembly of the double-drum washing machine normally executes a ventilation program can be judged through the second air outlet detection device.

Preferably, a partition board for separating the first drum assembly from the second drum assembly is arranged in the cabinet 1 of the double drum washing machine, the fan 2 is arranged on the partition board, and the fan 2 can be connected to the partition board by means of screwing, welding or clamping and the like.

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 dual drum washing machine comprising a first drum assembly, a second drum assembly, a first valve assembly, a second valve assembly, a blower and a switching valve,

the first valve component comprises a first separation mechanism and a first valve shell which is provided with a first air inlet cavity and a first air outlet cavity which are independently arranged, the first air inlet cavity is communicated with a first air inlet pipeline communicated with the first barrel component, the first air outlet cavity is communicated with a first air outlet pipeline communicated with the outside and the first barrel component, the first separation mechanism is arranged to be capable of simultaneously blocking the first air inlet cavity and the first air outlet cavity,

the second valve assembly comprises a second blocking mechanism and a second valve shell which is provided with a second air inlet cavity and a second air outlet cavity which are independently arranged, the second air inlet cavity is communicated with a second air inlet pipeline communicated with the second barrel assembly, the second air outlet cavity is communicated with a second air outlet pipeline communicated with the outside and the second barrel assembly, the second blocking mechanism is arranged to simultaneously block the second air inlet cavity and the second air outlet cavity,

the first air inlet pipeline and the second air inlet pipeline are connected with a main air inlet pipeline through the switching valve, the main air inlet pipeline is communicated with the outside, the fan is arranged on the main air inlet pipeline, and the switching valve is arranged to enable air of the main air inlet pipeline to flow to one of the first air inlet pipeline and the second air inlet pipeline or flow to the first air inlet pipeline and the second air inlet pipeline simultaneously.

2. The dual drum laundry appliance according to claim 1, wherein the first blocking mechanism includes a first driving motor, a first blocking member and a second blocking member, the output shaft of the first driving motor is connected to the first blocking member and the second blocking member simultaneously, the first blocking member is disposed in the first air inlet chamber, the second blocking member is disposed in the first air outlet chamber, and the first driving motor can drive the first blocking member and the second blocking member to move simultaneously to block the first air inlet chamber and the first air outlet chamber.

3. The dual drum laundry appliance of claim 2, wherein the first drive motor is coupled to a first drive shaft, the first blocker is a first blocker plate, the second blocker is a second blocker plate, the first and second blocker plates are both disposed on the first drive shaft, and the first drive motor is capable of driving the first drive shaft to rotate to cause the first and second blocker plates to rotate simultaneously.

4. The dual drum laundry appliance according to claim 1, wherein the second blocking mechanism includes a second driving motor, a third blocking member and a fourth blocking member, an output shaft of the second driving motor is simultaneously connected to the third blocking member and the fourth blocking member, the third blocking member is disposed in the second air inlet chamber, the fourth blocking member is disposed in the second air outlet chamber, and the second driving motor can drive the third blocking member and the fourth blocking member to simultaneously move to block the second air inlet chamber and the second air outlet chamber.

5. The dual drum laundry appliance of claim 4, wherein the second drive motor is coupled to a second drive shaft, the third barrier member is a third barrier plate, the fourth barrier member is a fourth barrier plate, the third barrier plate and the fourth barrier plate are both disposed on the second drive shaft, and the second drive motor is capable of driving the second drive shaft to rotate so that the third barrier plate and the fourth barrier plate rotate simultaneously.

6. The dual drum laundry device according to claim 1, wherein a first opening and a second opening communicating with the outside are provided on a front panel of a cabinet of the dual drum laundry device, the first air outlet duct communicates with the first opening, and the second air outlet duct communicates with the second opening.

7. The dual drum laundry appliance according to claim 6, wherein the first opening is provided with a first wind detection device, and the second opening is provided with a second wind detection device.

8. The dual drum laundry appliance of claim 1, wherein a partition is provided in the housing of the dual drum laundry appliance separating the first drum assembly and the second drum assembly, the blower being provided on the partition.

9. The dual drum laundry appliance of claim 1, wherein a third opening is provided in a rear panel of the cabinet of the dual drum laundry appliance in communication with the ambient, the third opening being in communication with the main air intake duct.

10. The dual drum laundry appliance of any one of claims 1 to 9, wherein the first drum assembly includes a first outer drum and a first window pad connected, the first air inlet duct being in communication with the first window pad, the first air outlet duct being in communication with the first outer drum,

the second barrel assembly comprises a second outer barrel and a second window gasket which are connected, the second air inlet pipeline is communicated with the second window gasket, and the second air outlet pipeline is communicated with the second outer barrel.

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