CN215800476U - Washing device - Google Patents

Abstract

A washing device, comprising: a main body opened upward; the washing bin can be separately arranged in the opening of the main body and comprises a washing bin cover and a deformable washing bin barrel, wherein the washing bin cover and the deformable washing bin barrel are buckled up and down to form a closed washing bin chamber; a water supply device for supplying clean water to the washing chamber; and a drainage device including a vacuum pump for draining sewage from the washing chamber; the bottom of the main body is provided with a driving device, and the driving device comprises a motor and a rotation output piece arranged on an output shaft of the motor; the bottom of the washing bin barrel is provided with a stirring device, and the stirring device comprises a stirring body which is rotatably arranged inside the washing bin cavity and a rotating butt joint piece which is arranged outside the washing bin cavity in a mode of connecting the stirring body through a rotating shaft; the rotary output member and the rotary butt-joint member are mutually combined when the washing bin is not deformed to transmit rotary power from the motor to the stirring body, and are mutually separated when the washing bin is contracted and deformed due to the action of the vacuum pump so as to disconnect the motor from the stirring body.

Description

Washing device

Technical Field

The utility model relates to the technical field of laundry equipment, in particular to a washing device.

Background

The current washing machine is a common household appliance, so that people are relieved from the trouble of washing clothes in daily life, a large amount of housework time is saved, and the washing machine is popular with people and gradually becomes a necessity in daily life. However, as the quality of life of people has increased substantially, and the concerns about health and hygiene in daily life have increased, people are often faced with a dilemma of not wanting to shuffle different garments, especially small pieces or underwear. For example, it is less likely that the socks will be shuffled with the underwear panty, rather than washing the underwear with the undergarment. The shuffling greatly increases the cross contamination among clothes, brings skin sanitation hidden dangers, and does not eliminate the possibility of cross contamination even if the clothes are cleaned by the same large-scale machine in batches.

In view of the above, the conventional washing machine integrating washing, rinsing and dewatering generally adopts a centrifugal dewatering principle, and needs an inner-outer double-layer barrel structure, the inner barrel rotates at a low speed relative to the outer barrel for washing, and rotates at a high speed for dewatering, the whole machine has a complex structure, and the operation of changing barrels by one machine and multiple barrels is difficult to realize. If each clothes is independently used by one washing machine, obvious defects of high cost, low machine utilization rate, large occupied space and the like are obviously faced, and an embarrassing situation that a water pipe connector is not enough is faced. Although it is also common to use a disinfectant for clothes, odor of the disinfectant is easily left on clothes and the residual disinfectant causes imbalance of flora in private parts, thereby causing damage to health. Even different family members are willing to shuffle the clothes with each other, e.g. there are differences in detergents used by men and women, etc. These various situations make the traditional washing machine to face even more great challenges.

SUMMERY OF THE UTILITY MODEL

Problem that utility model will solve:

in view of the above problems, the present invention provides a washing device capable of conveniently replacing different washing compartments for different clothes, so as to meet the increasingly high requirements for convenience, hygiene and health in daily life.

The technical means for solving the problems are as follows:

the utility model provides a washing device, comprising:

a main body opened upward;

the washing bin can be separately arranged in the opening of the main body and comprises a washing bin cover and a deformable washing bin barrel, wherein the washing bin cover is buckled up and down to form a closed washing bin chamber;

a water supply device for supplying clean water to the washing bin; and

a drainage device for discharging sewage from the washing chamber, the drainage device comprising a vacuum pump;

the bottom of the main body is provided with a driving device, and the driving device comprises a motor and a rotation output piece arranged on an output shaft of the motor;

the bottom of the washing bin barrel is provided with a stirring device, and the stirring device comprises a stirring body which is rotatably arranged inside the washing bin cavity and a rotating butt joint piece which is arranged outside the washing bin cavity in a mode of connecting the stirring body through a rotating shaft;

the rotation output member and the rotation docking member are coupled to each other when the washing tub is not deformed to transmit the rotational power from the motor to the stirring body, and are separated from each other when the washing tub is contracted and deformed by the vacuum pump to disconnect the motor from the stirring body.

According to the washing device, the deformable flexible washing bin barrel is compressed and deformed during vacuum suction, so that internal drainage is realized, and clothes are squeezed to be dehydrated. The bottom of the washing bin is provided with a stirring body with a wave wheel structure, and stirring washing is realized by driving the stirring body to rotate. The washing bin can be separated from the main body or replaced, so that different types of clothes can be adopted by different washing bins, and cross contamination among the clothes is avoided.

In the utility model, the water supply device may be a water inlet valve, and the water inlet valve is connected with external tap water.

In the present invention, the water supply device may include a clean water tank and a water inlet valve, and the clean water tank supplies clean water to the washing chamber through the water inlet valve.

In the utility model, the water supply device further comprises a water pump, and the water pump pumps the clean water in the clean water tank to the washing bin.

In the utility model, the drainage device further comprises a sewage tank, and the vacuum pump pumps sewage in the washing chamber of the washing chamber to the sewage tank when working.

In the utility model, the clear water tank is provided with a water inlet plug, and the sewage tank is provided with a drain plug.

In the present invention, the washing tub may be configured to be tightly engaged with the opening of the main body when installed in the opening, so that a sealed main body tub chamber is formed between the main body and the washing tub; and a communicating valve is arranged at the bottom of the main body and enables the chamber of the main body bin to be communicated with the atmosphere or the sewage tank.

In the utility model, the clean water tank and the sewage tank are of an integrated structure; and a flexible diaphragm is arranged between the clean water tank and the sewage tank.

In the utility model, the clean water tank, the sewage tank and the washing bin are connected with each other through a three-way pipeline; and an air valve is arranged on the three-way pipeline, and when the air valve is opened, the clean water tank, the sewage tank and the washing bin are communicated with the atmosphere.

In the present invention, the stirring body may be a disc impeller.

The utility model also comprises a heating module for heating the clean water; the heating module is arranged on at least one of a pipeline for supplying clean water to the washing bin by the water supply device and the bottom of the washing bin barrel.

The utility model has the advantages that:

the utility model integrates water inlet, washing, water discharging, rinsing, dewatering and sterilizing into a whole, the washing bin is separable from the main body, and can realize the washing of a plurality of barrels in one machine and the washing of different clothes in different barrels.

Drawings

FIG. 1 is a schematic structural view of a washing apparatus according to an embodiment of the present invention;

FIG. 2 is an exploded view of the main body and the washing chamber of the washing device shown in FIG. 1;

FIG. 3 shows a first variant of the washing device shown in FIG. 1;

FIG. 4 shows a second variant of the washing device shown in FIG. 1;

FIG. 5 shows a third variation of the washing device shown in FIG. 1;

FIG. 6 shows a fourth variation of the washing device shown in FIG. 1;

description of the symbols:

1. a main body; 11. a main body case; 12. a partition plate; 13. a communication valve; 120. a vent hole; 2. a vacuum pump; 201. a pump inlet; 202. an outlet of the pump; 3. a motor; 31. a rotation output member; 32. rotating the docking member; 33. a stirring body; 4. a washing bin; 41. a washing bin barrel; 42. a washing bin cover; 421. a bin water inlet; 422. a bin water outlet; 5. a sewage tank; 51. a drain valve; 501. a sewage tank suction inlet; 502. an air exhaust port of the sewage tank; 503. a drain tank vent; 6. a clear water tank; 61. a water inlet valve; 7. a water tank; 70. a flexible diaphragm; 71. a clear water tank; 72. a sewage tank; 73. an air valve; 711. a water inlet plug; 712. a vent of the clear water tank; 713. a water outlet of the clear water tank; 721. a drain plug; 722. a sewage tank suction inlet; 723. an air exhaust port of the sewage tank; 8. a water pump; 801. a water inlet of the water pump; 802. a water outlet of the water pump; A. a main body bin chamber; B. a washing chamber.

Detailed Description

The present invention is further described below in conjunction with the following embodiments, which are to be understood as merely illustrative, and not restrictive, of the utility model. The same or corresponding reference numerals denote the same components in the respective drawings, and redundant description is omitted. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The washing device integrates water inlet, washing, water drainage, rinsing, dewatering and disinfection, and the washing bin is separable from the main body, so that one machine can wash multiple barrels, and different clothes can be washed in different barrels. Fig. 1 is a schematic structural view of a washing apparatus according to an embodiment of the present invention, and fig. 2 is an exploded view of a main body 1 and a washing chamber 4 of the washing apparatus shown in fig. 1.

As shown in fig. 1, the washing device comprises a main body 1, a drainage device, a water supply device and a washing chamber 4 which is separable from the main body 1, wherein each part of the device is connected through a plurality of gas pipelines and/or water supply and drainage pipelines which can be provided with valve bodies, so that the operations of water inlet, rotary impeller washing, drainage, extrusion dehydration and the like are realized.

As shown in fig. 2, the main body 1 is formed in a substantially cylindrical shape, and includes a main body case 11 and a partition plate 12 provided in the main body case 11, and a driving device is provided on the partition plate 12. By providing the partition plate 12, the inner space of the main body case 11 is divided into upper and lower two parts. The upper part of the main body is opened upwards to form a main body cabin, and the lower part of the main body cabin is used for accommodating a motor 3 in a driving device which is described later. Specifically, the motor 3 for driving is mounted below the partition plate 12, that is, below the internal space of the main body case 11, an output shaft of the motor 3 extends upward of the partition plate 12 and above the internal space of the main body case 11 through a through hole formed in the center of the partition plate 12, and a rotation output member 31 is mounted on a tip end of the output shaft. Further, the partition plate 12 may be provided with a vent hole 120, so that the internal space of the main body case 11 can be communicated with each other vertically.

In the present invention, a washing chamber 4 is detachably provided in the main chamber of the main body 1. The washing chamber 4 is formed in a substantially cylindrical shape, and includes a flexible deformable washing chamber tub 41 and a washing chamber cover 42 capable of being hermetically fastened to the washing chamber tub 41, and when the two are fastened together, a sealed washing chamber B (see fig. 5 described later) is formed in the washing chamber 4, and the washing chamber B can contain clean water and clothes.

A stirring device is provided at the bottom of the washing tub 41, and the stirring device includes a stirring body 33 rotatably provided inside the washing chamber B and a rotatable joint 32 provided outside the washing chamber B so as to be connected to the stirring body 33 via a rotating shaft. The rotary docking member 32 serves to transmit power from the motor 3 through the above-mentioned rotary output member 31. The rotary output member 31 and the rotary butt piece 32 are formed with a protrusion and a recess which are matched with each other, and when the flexible washing tub 41 is dropped onto the partition 12 of the body 1, the rotary output member 31 and the rotary butt piece 32 are matched and embedded with each other. When the motor 3 is operated, the torque is transmitted to the stirring body 33 through the matching of the rotation output piece 31 and the rotation butt piece 32. The agitator 33 may be a disc pulsator, and agitates the laundry in the washing chamber B while rotating, thereby achieving a pulsator-like washing effect.

A sump inlet 421 and a sump outlet 422 are formed on the washing sump cover 42. The water inlet 421 is connected to the water supply device through a pipeline to supply clean water into the washing chamber 4, and the water outlet 422 is connected to the drainage device through a pipeline to drain sewage from the washing chamber 4. In this embodiment, the water supply device may be a water inlet valve 61, and the water inlet valve 61 may be installed on a tap water faucet, so that clean water directly enters the washing chamber 4 when the water inlet valve 61 is opened. The drainage device can be a vacuum pump 2, a pump inlet 201 and a pump outlet 202 are arranged on the vacuum pump 2, the pump inlet 201 is connected with the bin water outlet 422 through a pipeline, and sewage in the washing bin 4 is extracted and discharged from the pump outlet 202 when the vacuum pump 2 works.

The washing apparatus may further include a heating module, not shown. The heating module may be disposed on a pipeline for supplying clean water to the washing chamber 4 by the water supply device to heat and sterilize the clothes soaked in the clean water, or may be disposed at the bottom of the washing chamber 41 in the form of a heating plate to heat and sterilize the clean water in the washing chamber 4.

The washing flow of the washing apparatus will be described in detail below with reference to fig. 1 and 2. Before washing, washing chamber 4 can be replaced, and a new washing chamber 4 can be installed from the opening of main body 1 until the stirring device on washing chamber 4 is combined with the driving device on main body 1.

1) Water inflow: when the water inlet valve 61 is opened, clean water enters the washing chamber 4 through the chamber water inlet 421.

2) Washing: the motor 3 works to transmit power to the stirring body 33 by the cooperation of the rotary output member 31 and the rotary butt-joint member 32, and drive the stirring body 33 to stir clothes.

3) Draining and dehydrating: the motor 3 is stopped and the inlet valve 61 remains closed. When the vacuum pump 2 is operated, the washing tub 41 contracts and deforms due to the negative pressure, and gradually pumps water from the tub outlet 422 to the pump inlet 201 through the pipeline, and discharges sewage from the pump outlet 202. The tub 41 is contracted and deformed, and the rotary docking member 32 and the rotary output member 31 at the bottom are separated from each other to disconnect the motor 3 from the pulsator 33, whereby the tub 4 is separated from the body 1.

4) And (3) dehydrating: the water inlet valve 61 is kept closed, the vacuum pump 2 continues to work, and the flexible washing tub 41 is further pressed and deformed under the negative pressure while pressing the laundry to be dehydrated.

5) Rinsing: the water inlet valve 61 is opened to refill the washing tub 41 with clean water, and the washing tub 41 is restored to its shape. The rotary docking member 32 and the rotary output member 31 at the bottom are again docked and coupled to each other, and the motor 3 is activated to drive the stirring body 33 to stir the laundry.

6) Draining and dewatering after rinsing: the above drainage and dewatering process is repeated.

According to the structure, the deformable flexible washing bin barrel is compressed and deformed during vacuum suction, internal drainage is realized, and clothes are squeezed for dehydration. The bottom of the washing bin is provided with a stirring body with a wave wheel structure, and stirring washing is realized by driving the stirring body to rotate. The washing bin can be separated from the main body or replaced, so that different types of clothes can be adopted by different washing bins, and cross contamination among the clothes is avoided.

(first modification)

Fig. 3 shows a first modification of the washing apparatus. As shown in fig. 3, in the present modification, the drainage device includes a sewage tank 5 that is additionally provided between the washing tub 4 and the vacuum pump 2, in addition to the vacuum pump 2.

A sewage tank suction inlet 501 and a sewage tank suction inlet 502 are arranged above the sewage tank 5, the sewage tank suction inlet 501 is connected with the tank water outlet 422 of the washing tank 4 through a pipeline, and the sewage tank suction inlet 502 is connected with the pump inlet 201 of the vacuum pump 2 through a pipeline. In this case, the pump inlet 201 of the vacuum pump 2 functions as a vacuum pump inlet for drawing air from the sewage tank. Further, a drain valve 51 is provided below the wastewater tank 5, and the drain valve 51 may be a drain plug, so that wastewater in the wastewater tank 5 can be discharged electrically or manually.

According to above-mentioned structure, through add the sewage case between vacuum pump and washing storehouse and can indirectly aspirate the washing storehouse bucket with the help of aspirating the sewage case, consequently can avoid sewage to pass through the vacuum pump to can prevent that the vacuum pump from blockking up or damaging because of the impurity in the sewage.

(second modification)

Fig. 4 shows a second modification of the washing apparatus. As shown in fig. 4, in the present modification, a clean water tank 6 for storing clean water to be used for washing is provided as a water supply device, a water inlet valve 61 is provided below the clean water tank 6, and a water outlet thereof is connected to a tank inlet 421 of the washing tank 4 through a pipe. Further, as in the first modification, a sewage tank 5 for accumulating sewage is further provided between the washing tub 4 and the vacuum pump 2.

By arranging the clean water tank 6, the requirements of the application scene of the washing device can be easily reduced, the washing device is more freely used and is not limited by the existing water pipe, and only a proper amount of clean water needs to be filled into the clean water tank 6 and is arranged at a position higher than the washing bin 4 before use. Since the clean water tank 6 and the sewage tank 5 are separable from the main body, the clean water tank 6 and the sewage tank 5 are conveniently filled or drained in a movable manner.

In addition, on the basis of the clean water tank 6, a water pump can be added to the water supply device, so that clean water can enter the washing chamber 4 without depending on gravity.

(third modification)

Fig. 5 shows a third modification of the washing apparatus. As shown in fig. 5, in the present modification, the washing apparatus is further modified to include a dirty water tank 5 and a clean water tank 6.

Specifically, washing tub 4 forms a sealed washing tub chamber B therein by engaging washing tub 41 and washing tub cover 42. Meanwhile, the washing tub 4 is configured to be tightly engaged with an opening of the main body 1 when installed in the opening, so that a sealed main body tub chamber a is formed between an inner wall of the main body 1 and an outer wall of the washing tub 41. In one form, the washing tub 41 of the washing tub 4 may be formed with a flange extending outward in a circumferential direction at an opening, the flange being formed with a groove corresponding to the upper end edge of the main body case 11, and the washing tub 4 may be embedded in the main body 1 in such a manner that the upper end edge of the main body case 11 is embedded in the groove of the washing tub 41, thereby forming a closed main body tub chamber a. Further, a gasket or the like may be provided on the flange of the washing tub 41.

A waste water tank vent hole 503 is formed above the waste water tank 5 in addition to the waste water tank suction port 501 and the waste water tank suction port 502. Correspondingly, a vent hole 120 is opened in the partition plate 12 of the main body 1, and a communication valve 13 is provided below the vent hole 120. The communication valve 13 may be a two-position three-way valve, which can communicate the main body chamber a with the atmosphere or with the vent 503 of the waste water tank 5 through a pipeline.

The automatic water feeding and draining and dewatering of the washing device are performed in the following manner.

1) Automatic water adding of the washing bin: the water inlet valve 61 is opened, and the bin water inlet 421 is communicated with the bottom of the clean water tank 6 through a pipeline. The communication valve 13 is controlled so that the vent hole 120 of the main body 1 communicates with the sewage tank 5, in other words, both the main body chamber a of the main body 1 and the washing chamber B of the washing chamber 4 communicate with the sewage tank 5 and the vacuum pump 2. The vacuum pump 2 is started, and negative pressure is generated in the washing chamber B and the main body chamber A, so that clean water in the clean water tank 6 is sucked into the washing chamber.

2) Automatic drainage and dehydration of the washing bin: the water inlet valve 6 is closed, the communication valve 13 is controlled to communicate the vent 120 of the main body 1 with the atmosphere, and the atmospheric pressure in the chamber a of the main body chamber is maintained. The vacuum pump 2 is started, the sewage tank 5 and the washing bin 4 generate negative pressure, and the chamber A of the main bin is still at atmospheric pressure, so that the flexible washing bin barrel 41 is gradually compressed and deformed, the washed sewage is sucked into the sewage tank, and finally the washed clothes are squeezed to be dehydrated.

On the other hand, the washing device realizes the connection and disconnection between the stirring device of the washing chamber 4 and the driving device of the main body 1 in the following manner.

1) Separation: only when the vacuum pump 2 works and the communication valve 13 is controlled to communicate the main chamber a of the main body 1 with the atmosphere, the washing chamber B is at a negative pressure and the air pressure is lower than that of the main chamber a, so that the washing chamber barrel 41 is compressed, deformed and contracted, and the rotary butt piece 32 and the rotary output piece 31 are separated from each other.

2) Butt joint: the communicating valve 13 is controlled to communicate the main body 1 with the sewage tank 5, no air pressure difference exists between the chamber A of the main body chamber and the chamber B of the washing chamber, the bottom of the washing chamber 4 naturally falls, and the rotary butt piece 32 and the rotary output piece 31 are always in butt joint.

According to this structure, the vacuum pump 2, which is only one driving member, realizes the low water level water intake, and the vacuum pump 2 can be used for both the water intake and the water discharge without the need of a water pump, and can realize the washing operation under the low water level with a simple structure.

(fourth modification)

Fig. 6 shows a fourth modification of the washing apparatus.

As shown in fig. 6, in this modification, the washing apparatus has a water tank 7, and a deformable flexible diaphragm 70 is provided inside the water tank 7. The flexible diaphragm 70 divides the water tank 7 into two chambers, i.e., a right and left chamber, and forms a clean water tank 71 as a part of the water supply device and a dirty water tank 72 as a part of the drain device, in other words, the clean water tank 71 and the dirty water tank 72 are integrally provided in the water tank 7. The sum of the volumes of the clean water tank 71 and the dirty water tank 72 is constant, and the respective volumes are balanced according to the form of the flexible diaphragm 70. Further, a water pump 8 is provided between the clean water tank 71 and the main body 1.

A water inlet plug 711 and a clean water tank vent 712 are provided above the clean water tank 71, and a clean water tank outlet 713 is formed below the clean water tank. The water pump inlet 801 of the water pump 8 is connected with the clear water tank outlet 713 through a pipeline, and the water pump outlet 802 is connected with the bin water inlet 421 of the washing bin 4 through a pipeline.

On the other hand, a sewage tank suction port 722 and a sewage tank suction port 723 are formed above the sewage tank 72, and a drain plug 721 is provided below the sewage tank. The pump inlet 201 of the vacuum pump 2 is connected to the sewage tank suction port 723 of the sewage tank 72 through a pipe, and discharges air drawn from the sewage tank 72 from the pump outlet 202.

In the present modification, the clean water tank vent 712 of the clean water tank 71 and the sewage tank suction port 722 of the sewage tank 72 are connected by a pipe, and the pipe is branched from the pipe to be connected to the tank outlet 422 of the washing tank 4, in other words, the pipe may be a three-way pipe connected to the clean water tank 71, the sewage tank 72, and the washing tank 4, respectively. An air valve 73 is provided at the branch of the pipeline, and the air valve 73 may be a two-position two-way air valve for controllably communicating the sewage tank suction port 722, the clean water tank vent 712, and the bin water outlet 422 with the atmosphere, thereby functioning as an air release valve.

The washing device realizes a washing process in the following way.

1) Before the washing starts, the air valve 73 is opened, and sufficient clean water is injected into the clean water tank 71 through the water inlet plug 711. At this time, the air in the clean water tank 71 and the dirty water tank 72 is discharged from the air valve 73, and the flexible diaphragm 70 continuously presses the space of the dirty water tank 72 to the right as the clean water gradually enters the clean water tank 71.

2) Water inflow: the water pump 8 operates to pump the clean water in the clean water tank 71 into the washing tub 41. The flexible diaphragm 70 is gradually restored as the fresh water is discharged, and air enters the waste water tank 72 through the air valve 73.

3) Washing: the water pump 8 stops and the motor 3 works to drive the stirring body 33 to stir the clothes.

4) Draining: the air valve 73 is kept closed, the vacuum pump 2 works to pump air, and sewage is pumped out from the bin water outlet 422 and enters the sewage tank 73.

5) And (3) dehydrating: the air valve 73 is kept closed, the vacuum pump 2 is continuously operated, and the flexible washing tub 41 is further pressed and deformed to press the laundry for dehydration.

6) After the washing is finished, the drain plug 721 of the water tank 72 is opened to drain water.

The clean water tank and the sewage tank are arranged into a whole, and the flexible diaphragm is arranged between the clean water tank and the sewage tank, so that the volumes of the clean water tank and the sewage tank can be mutually converted, and the occupied area of the washing device is greatly reduced.

The above embodiments are intended to illustrate and not to limit the scope of the utility model, which is defined by the claims, but rather by the claims, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (11)

1. A washing device is characterized in that a washing machine,

the method comprises the following steps:

a main body opened upward;

the washing bin can be separately arranged in the opening of the main body and comprises a washing bin cover and a deformable washing bin barrel, wherein the washing bin cover is buckled up and down to form a closed washing bin chamber;

a water supply device for supplying clean water to the washing bin; and

a drainage device for discharging sewage from the washing chamber, the drainage device comprising a vacuum pump;

the bottom of the main body is provided with a driving device, and the driving device comprises a motor and a rotation output piece arranged on an output shaft of the motor;

the bottom of the washing bin barrel is provided with a stirring device, and the stirring device comprises a stirring body which is rotatably arranged inside the washing bin cavity and a rotating butt joint piece which is arranged outside the washing bin cavity in a mode of connecting the stirring body through a rotating shaft;

the rotation output member and the rotation docking member are coupled to each other when the washing tub is not deformed to transmit the rotational power from the motor to the stirring body, and are separated from each other when the washing tub is contracted and deformed by the vacuum pump to disconnect the motor from the stirring body.

2. A washing apparatus according to claim 1,

the water supply device is a water inlet valve, and the water inlet valve is connected with external tap water.

3. A washing apparatus according to claim 1,

the water supply device comprises a clean water tank and a water inlet valve, and the clean water tank supplies clean water to the washing bin through the water inlet valve.

4. A washing apparatus according to claim 3,

the water supply device also comprises a water pump, and the water pump pumps the clean water in the clean water tank to the washing bin.

5. Washing device according to one of claims 1 to 4,

the drainage device also comprises a sewage tank, and the vacuum pump pumps sewage in the washing chamber of the washing chamber to the sewage tank when working.

6. A washing apparatus according to claim 3,

the drainage device also comprises a sewage tank, and when the vacuum pump works, sewage in a washing bin cavity of the washing bin is pumped to the sewage tank;

the clear water tank is provided with a water inlet plug, and the sewage tank is provided with a drain plug.

7. Washing device according to claim 5,

the washing bin is tightly buckled with the opening when being arranged at the opening of the main body, so that a sealed main body bin chamber is formed between the main body and the washing bin barrel;

and a communicating valve is arranged at the bottom of the main body and enables the chamber of the main body bin to be communicated with the atmosphere or the sewage tank.

8. A washing apparatus according to claim 3,

the drainage device also comprises a sewage tank, and when the vacuum pump works, sewage in a washing bin cavity of the washing bin is pumped to the sewage tank;

the clean water tank and the sewage tank are of an integrated structure;

and a flexible diaphragm is arranged between the clean water tank and the sewage tank.

9. A washing apparatus according to claim 8,

the clean water tank, the sewage tank and the washing bin are communicated with each other through a three-way pipeline;

and an air valve is arranged on the three-way pipeline, and when the air valve is opened, the clean water tank, the sewage tank and the washing bin are communicated with the atmosphere.

10. A washing apparatus according to claim 1,

the stirring body is a disc impeller.

11. A washing apparatus according to claim 1,

the device also comprises a heating module for heating the clear water;

the heating module is arranged on at least one of a pipeline for supplying clean water to the washing bin by the water supply device and the bottom of the washing bin barrel.

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