CN216765335U

CN216765335U - Drying module and washing machine comprising same

Info

Publication number: CN216765335U
Application number: CN202122707808.1U
Authority: CN
Inventors: 吴志刚; 胡蓉; 张又文
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-06-17
Anticipated expiration: 2031-11-05

Abstract

The utility model provides a drying module and a washing machine comprising the same, relates to the technical field of washing machines, and solves the technical problem that a waterless pulsator washing machine between barrels does not have a drying function. The drying module comprises a drying module and a switching module, wherein one end of the drying module is connected with the top of an inner cavity of the washing machine, the other end of the drying module is connected with a drainage device of the washing machine, the switching module is arranged in the drainage device, and when the switching module is switched to a drying state, the drying module is communicated with the inner cavity of the washing machine through the drainage device, so that a closed gas circulation system is formed among the inner cavity of the washing machine, the drainage device and the drying module to dry clothes; the washing machine includes a washing machine body, a drain device connected to the bottom of the washing machine body, and a drying module connected between the washing machine body and the drain device. The utility model realizes the drying function of washing clothes between the inner and outer barrels without water, and has the characteristics of simple structure, low cost and convenient operation.

Description

Drying module and washing machine comprising same

Technical Field

The utility model relates to the technical field of washing machines, in particular to a drying module and a washing machine comprising the same.

Background

The pulsator washing machine is one kind of washing machine, and has a motor to drive the pulsator to rotate, so that the clothing rolls up and down with water. The clothes washing machine has a single barrel, a sleeve barrel and a double barrel. The working principle of the pulsator washing machine is as follows: the clothes are driven to continuously turn over up, down, left and right by the positive and negative rotation of the impeller arranged at the bottom of the washing bucket, so that the clothes and the wall of the bucket are gently rubbed in water, and the decontamination and the cleaning are realized under the action of the detergent.

In the existing double-barrel impeller type washing machine, water is filled between the inner barrel and the side wall of the outer barrel, the water does not participate in washing, the water really participating in washing is only the part in the inner barrel, so that the waste of water resources is large, in addition, the concentration of detergent/washing powder in washing liquid can be reduced by excessive water between the inner barrel and the outer barrel, and simultaneously, the dirt is stored and taken away.

In order to solve the problems, the existing market also has the problem that the inter-barrel waterless washing machine does not have a drying function and is poor in life convenience.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a drying module and a washing machine comprising the same, and aims to solve the technical problems that in the prior art, a water-free double-drum impeller washing machine between drums has no drying function and is poor in life convenience.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a drying module, which comprises a drying module and a switching module, wherein one end of the drying module is connected with the top of an inner cavity of a washing machine, the other end of the drying module is connected with a drainage device of the washing machine, the switching module is arranged in the drainage device, and when the switching module is switched to a drying state, the drying module is communicated with the inner cavity of the washing machine through the drainage device, so that a closed gas circulation system is formed among the inner cavity of the washing machine, the drainage device and the drying module, and clothes are dried.

As a further improvement of the present invention, the switching module has three operation states, which are a washing state, a draining state and a drying state.

As a further improvement of the utility model, when the switching module is switched to the washing state, the drainage device is closed and isolated from the outside; when the switching module is switched to a drainage state, the drainage device is opened to be communicated with the outside; when the switching module is switched to a drying state, the drying module is communicated with the drainage device.

As a further improvement of the present invention, the drainage device comprises a first drainage pipe, a second drainage pipe and a sealing assembly, wherein the sealing assembly is movably arranged between an inner tub and an outer tub of the washing machine, the first drainage pipe is of a tail end sealing structure, the starting end of the first drainage pipe is connected with the outer tub of the washing machine, and the second drainage pipe is connected with the first drainage pipe; the switching module is arranged in the first drainage pipe, the drying module is connected to the first drainage pipe, and the drying module and the second drainage pipe are arranged in a staggered mode at the connection position of the first drainage pipe and the second drainage pipe; the switching module activity sets up in the first drain pipe, work as when the switching module removes different positions, can realize closing of first drain pipe with the intercommunication of second drain pipe, perhaps, first drain pipe with drying module's intercommunication.

As a further improvement of the utility model, the switching module comprises a drainage valve plate, a return spring and a switching power source, wherein one end of the return spring is connected to the first drainage pipe, and the other end of the return spring is connected to the drainage valve plate; the switching power source is connected with the drainage valve plate; through reset spring with switch the power supply and can drive the drainage valve plate is followed first drain pipe axial displacement.

As a further improvement of the present invention, the return spring and the switching power source are located on the same side of the drain valve plate.

As a further improvement of the utility model, the drying module comprises a drying pipeline, a heating device and a fan, the heating device and the fan are arranged on the drying pipeline, one end of the drying pipeline is connected with an inner cavity of the washing machine, and the other end of the drying pipeline is connected with the drainage device.

The utility model provides a washing machine, which comprises a washing machine body, a drainage device connected to the bottom of the washing machine body, and a drying module connected between the washing machine body and the drainage device.

As a further improvement of the present invention, the washing machine body comprises a box body, an outer tub disposed in the box body, and an inner tub disposed in the outer tub, a cover plate is disposed on the top of the box body, and the drying module is connected to the outer tub or the cover plate.

As a further improvement of the utility model, the cover plate is provided with a thread scrap collecting device, the drying module is connected with the thread scrap collecting device, and a door seal is arranged between the top of the outer barrel and the box body.

As a further improvement of the present invention, the thread scrap collecting device comprises a thread scrap collecting box detachably mounted on the cover plate, a handle portion arranged at the top of the thread scrap collecting box, and a dust inlet and an air outlet which are arranged at two opposite sides of the thread scrap collecting box, wherein a filter screen is arranged on the air outlet, and the drying module is connected with the filter screen.

As a further improvement of the present invention, when the drying module is connected to the cover plate, the drying pipeline in the drying module located at the bottom of the cover plate is made of flexible and bendable material.

As a further improvement of the utility model, the door seal is made of flexible material.

As a further improvement of the utility model, the door seal is made of rubber materials.

The utility model provides a control method of a washing machine, which comprises the following steps:

step 100, washing: separating the washing machine, switching the switching module to a washing state, closing the drainage device to isolate the drainage device from the outside, and washing clothes in the inner barrel under the rotation of the impeller;

step 200, draining: after washing is finished, the switching module is switched to a drainage state, the drainage device is opened to be communicated with the external environment, and water in the inner barrel is drained out of the washing machine;

step 300, drying: after dehydration is finished, the switching module is switched to a drying state, the drainage device is communicated with the drying module, hot air is blown into the inner barrel by the drying module through the drainage device, and the hot air and clothes are dried and then flow back into the drying module through the top to enter the next circulation.

Compared with the prior art, the utility model has the following beneficial effects:

the drying module provided by the utility model can realize the drying function of the waterless washing machine between the inner drum and the outer drum, and the thread scrap collecting function is realized by arranging the thread scrap collecting device, so that the functions of the washing machine are greatly enriched, and the drying module is convenient to operate, simple in structure and low in cost.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

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

FIG. 2 is a schematic configuration view of a second embodiment of the washing machine according to the present invention;

FIG. 3 is a schematic view of the sealing device in a washing machine according to the present invention in a closed state;

FIG. 4 is a schematic view of the structure of the sealing device in the washing machine of the present invention in an open state;

FIG. 5 is a schematic structural diagram of a switching module in a drying module according to the present invention;

FIG. 6 is a schematic view showing the structure of a lint collecting device in the washing machine of the present invention;

fig. 7 is a schematic structural view of a locking device in the washing machine of the present invention.

In figure 1, an inner barrel; 11. a limiting column; 2. a water outlet; 3. an outer tub; 4. a drainage device; 41. a drainage window; 42. a first drain pipe; 43. a second drain pipe; 5. a seal body; 6. a control component; 61. a magnetic drive member; 62. a magnetism applying member; 621. silicon steel sheets; 622. a power supply source; 7. a locking device; 71. locking the power supply; 72. guiding a silicon steel sheet; 73. a guide magnetic ring; 74. a limiting rod; 741. a limiting part; 75. a guide seat; 8. a box body; 9. a top cover; 10. a cover plate; 100. a drying module; 101. a switching module; 1011. a drain valve plate; 1012. a return spring; 1013. switching power sources; 102. an outer barrel cover; 103. a thread scrap collecting device; 1031. a thread scrap collecting box; 1032. a handle part; 1033. a dust inlet; 1034. an air outlet; 104. Sealing the door; 105. a liquid level sensor; 106. a heating device; 107. a fan; 108. and (7) sealing the cover.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

The utility model provides a drying module, which comprises a drying module 100 and a switching module 101, wherein one end of the drying module 100 is connected with the top of an inner cavity of a washing machine, the other end of the drying module 100 is connected with a drainage device 4 of the washing machine, the switching module 101 is arranged in the drainage device 4, and when the switching module 101 is switched to a drying state, the drying module 100 is communicated with the inner cavity of the washing machine through the drainage device 4, so that a closed gas circulation system is formed among the inner cavity of the washing machine, the drainage device 4 and the drying module 100 to dry clothes.

Further, the switching module 101 has three operation states, which are a washing state, a draining state and a drying state.

Specifically, when the switching module 101 is switched to the washing state, the drainage device 4 is closed and isolated from the outside; when the switching module 101 is switched to the drainage state, the drainage device 4 is opened to communicate with the outside; when the switching module 101 is switched to the drying state, the drying module 100 is communicated with the drainage device 4.

As shown in fig. 1, 2 and 5, as an alternative embodiment of the present invention, the drain device 4 includes a first drain pipe 42, a second drain pipe 43 and a sealing assembly movably disposed between the inner tub and the outer tub of the washing machine to connect or disconnect the inner tub and the outer tub; the first drain pipe 42 is a tail end sealing structure, the starting end of the first drain pipe is connected with the outer barrel of the washing machine, and the second drain pipe 43 is connected with the first drain pipe 42; the switching module 101 is arranged in the first drainage pipe 42, the drying module 100 is connected to the first drainage pipe 42, and the connection positions of the drying module 100 and the second drainage pipe 43 with the first drainage pipe 42 are arranged in a staggered manner; the switching module 101 is movably disposed in the first drain pipe 42, and when the switching module 101 moves to different positions, the first drain pipe 42 can be closed to enter a washing state, and the first drain pipe 42 is communicated with the second drain pipe 43 to enter a draining state, or the first drain pipe 42 is communicated with the drying module 100 to enter a drying state.

Further, as shown in fig. 1, 2 and 5, the drainage device 4 further includes a drainage window 41 disposed at the bottom of the outer tub 3, a drainage port 2 disposed at the bottom of the inner tub 1, the sealing assembly includes a sealing body 5 and a control assembly 6 disposed between the drainage port 2 and the drainage window 41, and a locking device 7 disposed between the outer tub 3 and the inner tub 1, the first drainage pipe 42 is connected to the drainage window 41, the first drainage pipe 42 is a 90-degree bent pipe structure, the initial end is disposed vertically, the end is disposed horizontally, and the end of the horizontal end is sealed; the drying module 100 is connected to the upper part of the horizontal section of the first drain pipe 42, the second drain pipe 43 is connected to the lower part of the horizontal section of the first drain pipe 42, and most preferably, the second drain pipe 43 is connected to the end of the first drain pipe 42; in this embodiment, the connection point of the drying module 100 is close to the beginning side of the first drainage pipe 42, and the connection point of the second drainage pipe 43 is close to the end side of the first drainage pipe 42; the switching module 101 is movably disposed in the first drainage pipe 42, and further, the switching module 101 is movably disposed in a horizontal section of the first drainage pipe 42, when the switching module 101 moves to different positions, the first drainage pipe 42 can be closed, or the first drainage pipe 42 is communicated with the second drainage pipe 43, or the first drainage pipe 42 is communicated with the drying module 100, that is, by controlling a moving position of the switching module 101 in the first drainage pipe 42, switching of the washing machine between a washing state, a drainage state or a drying state can be achieved.

Further, as shown in fig. 1, 3 and 4, the control component 6 is in driving connection with the sealing body 5 to drive the sealing body 5 to switch between the separated state and the closed state; when the sealing body 5 is in a closed state, the inner barrel 1 is connected with the outer barrel 3; when the sealing body 5 is in a separated state, the inner tub 1 and the outer tub 3 are separated. As shown in fig. 3 and 4, in particular, when the sealing body 5 is in a closed state, because the inner tub 1 and the outer tub 3 are connected together, water in the inner tub 1 can enter the drainage device 4 of the outer tub 3 through the sealing body 5 and be drained through the drainage device 4; when the sealing body 5 is in a separated state, the inner barrel 1 can freely rotate and dehydrate due to the separation between the inner barrel 1 and the outer barrel 3 without being influenced by the sealing body 5, so that the washing machine provided with the sealing body 5 can ensure that no water exists between the inner barrel 1 and the outer barrel 3 due to the connection between the inner barrel 1 and the outer barrel 3 during washing, realize that no water exists between the barrels and save water resources; the sealing body 5 can rotate freely to dewater during dewatering, and has the characteristics of simple structure and convenient operation.

As shown in fig. 1-4, as an alternative embodiment of the present invention, the sealing body 5 is made of an elastic tubular material, one end of the sealing body is connected to the water outlet 2 of the inner barrel 1, and the other end of the sealing body is suspended above the water outlet 41 of the outer barrel 3, and further, a flange structure is disposed on the water outlet 2, the top of the sealing body 5 is fixedly connected to the flange structure by means of a clamp, a wire tie, glue or thermal welding, etc., since the sealing body 5 has elasticity, the sealing body can be elongated when being pulled by an external force, and automatically returns to an initial length after the external force is removed, the control assembly 6 is disposed between the sealing body 5 and the water outlet 41 of the outer barrel 3, and the sealing body 5 can be driven by the control assembly 6 to move toward the water outlet 41 and abut against the control assembly 6. Furthermore, the drainage window 41 is arranged at the bottom of the outer barrel 3, the top of the drainage window 41 is provided with an inner ring and an outer ring of convex rings, a fixing groove is formed between the two rings of convex rings at intervals, a horn mouth-shaped extension section is arranged at the top of the convex ring of the outer ring, and the control assembly 6 is arranged in the fixing groove formed between the two rings of convex rings. The sealing body 5 can be driven by the control component 6 to move towards the drainage device 4 and finally abut against the control component 6, so that the inner barrel 1 and the outer barrel 3 are completely isolated, and a water-free state between the barrels is formed.

Further, in the present embodiment, the sealing body 5 is made of a bellows.

As shown in fig. 3 and 4, as an alternative embodiment of the present invention, the control assembly 6 includes a magnetic driving member 61 mounted on the sealing body 5 and a magnetic applying member 62 mounted on the drain window 41 of the outer tub 3, the magnetic applying member 62 being capable of applying a suction force to the magnetic driving member 61. When the magnetic force is applied to the magnetic driving member 61 by the magnetic applying member 62, the magnetic driving member 61 and the bellows seal body 5 can be driven to extend and move towards the magnetic applying member 62, and finally the magnetic applying member 62 and the magnetic driving member 61 are mutually adsorbed together.

Further, the magnetic driving member 61 is of an annular structure and fixed at the end of the sealing body 5, and the magnetic driving member 61 is made of a metal or magnetic material capable of being magnetically attracted.

Further, the magnetism applying member 62 includes an annular silicon steel sheet 621 and a power supply 622 electrically connected to the silicon steel sheet 621, the silicon steel sheet 621 is in a circular structure, and is clamped in a fixing groove formed between the inner and outer two rings of convex rings, the power supply 622 supplies current to generate magnetic force on the silicon steel sheet 621, and the power supply 622 and the magnetic driving member 61 made of metal or magnet can be tightly attracted together, so as to seal water in a washing state of the washing machine, so that water is not lost, and the sealing body 5 is in a closed state at this time.

As shown in fig. 7, as an alternative embodiment of the present invention, the locking device 7 includes a locking power source 71, a guide silicon steel sheet 72, a guide magnetic ring 73, a limiting rod 74 and a guide seat 75, the guide seat 75 is installed at the bottom of the outer tub 3 in a conical structure, an inverted T-shaped guide groove is provided in the guide seat 75, the top of the guide groove extends to the top of the guide seat 75, and the limiting rod 74 is movably inserted into the guide groove of the guide seat 75 and can be lifted up and down along the guide groove; the guide magnetic ring 73 is arranged at the bottom of the limiting rod 74, and the guide silicon steel sheet 72 is arranged at the bottom of the outer barrel 3 and is positioned right below the guide groove; the top of the limiting rod 74 is provided with a limiting part 741 capable of limiting and connecting with the limiting post 11 on the inner barrel 1, and the locking power supply 71 is installed on the outer barrel 3 and electrically connected with the guiding silicon steel sheet 72.

Through setting up locking means 7, be for the convenience of realizing counterpoint between sealing body 5 and the control assembly 6, guarantee that interior bucket 1 can stop sealing body 5 and control assembly 6 just to the position after the high-speed rotation of dehydration, guarantee that sealing device opens and close smoothly with the position accuracy, can not take place the problem of leaking.

The guide way is the structure of falling T, the gag lever post 74 bottom is provided with the lug with the big specification looks adaptation of guide way department, that is, gag lever post 74 bottom and lug form the structure of falling T, the lug card is in the thicker part of guide way, can move along this part guide way, gag lever post 74 card is in the thin part of guide way, can move along this part guide way, and it is spacing to form through the lug, it should be said, when the lug at gag lever post 74 end moved to the ladder step department of guide way, break away from each other between guide magnetic ring 73 and the direction silicon steel sheet 72, separate from each other between magnetic drive piece 61 on the sealed body 5 and the piece of giving magnetism 62 also.

Further, in the present embodiment, the limiting portion 741 has an L-shaped structure.

In order to make the inner barrel 1 stay at the right position accurately and make the sealing body and the control component be adsorbed together accurately, a locking device 7 is arranged between the gap between the inner barrel 1 and the outer barrel 3. After the locking power source 71 is electrified, repulsive force is generated between the guide silicon steel sheet 72 and the guide magnetic ring 73, the guide magnetic ring 73 drives the limit rod 74 to move upwards, and when the inner barrel 1 rotates slowly, the limit part 741 of the limit rod 74 blocks the limit column 11 of the inner barrel 1, so that the inner barrel 1 stops rotating. When the locking power supply 71 is not electrified, the limit rod 74 descends under the action of gravity and is separated from the limit column 11 of the inner barrel 1. The guiding silicon steel sheets 72 are hermetically connected with the bottom of the outer barrel 3, and the locking power supply 71 is fixed at the bottom of the outer wall of the outer barrel 3.

As shown in fig. 5, as an alternative embodiment of the present invention, the switching module 101 includes a drain valve plate 1011, a return spring 1012 and a switching power source 1013, one end of the return spring 1012 is connected to the end of the first drain pipe 42, that is, the sealing end of the first drain pipe 42, the other end of the return spring 1012 is connected to the drain valve plate 1011, and the switching power source 1013 is connected to the drain valve plate 1011, so that the drain valve plate 1011 can be driven by the return spring 1012 and the switching power source 1013 to move axially along the first drain pipe 42.

Specifically, the switching power source referred to herein includes a motor, a flexible connecting element or a flexible rope, one end of the flexible connecting element or the flexible rope is wound around the output shaft of the motor, and the other end is connected to the drainage valve plate 1011, when the motor is not started, due to the pushing action of the return spring, the drainage valve plate is in the washing state at the position of state 3, that is, at the left end of the connection between the drying module 100 and the first drainage pipe 42, so that the first drainage pipe 42 is closed, and at this time, the drainage state of the washing machine is achieved, when drainage is needed after washing, the motor is started to overcome the pushing force of the return spring to pull the drainage valve plate to move to the tail end of the first drainage pipe 42, and move to the drainage state at the position of state 1, that is, the first drainage pipe 42 is connected to the second drainage pipe 43, so as to drain water; when the washing is finished and the drying is needed, the motor rotates reversely, the drainage valve plate moves leftwards under the action of the return spring and moves to the drying state of the state 2 position, and the position refers to the state that the drainage valve plate moves to the position between the drying module 100 and the second drainage pipe 43, so that the first drainage pipe 42 is communicated with the drying module 100.

As an alternative embodiment of the present invention, the first drain pipe 42 is provided with a liquid level sensor 105.

Further, the return spring 1012 and the switching power source 1013 are located on the same side of the drain valve plate 1011.

As shown in fig. 1, 2 and 5, further, the drying module 100 includes a drying pipeline, a heating device 106 disposed on the drying pipeline, and a fan 107. One end of the drying pipeline is connected with the inner cavity of the washing machine, and the other end of the drying pipeline is connected with the drainage device 4.

The utility model provides a washing machine, which comprises a washing machine body, a drainage device 4 connected to the bottom of the washing machine body, and a drying module 100 connected between the washing machine body and the drainage device 4.

The washing machine body comprises a box body 8, an outer barrel 3 arranged in the box body 8 and an inner barrel 1 arranged in the outer barrel 3, a cover plate 10 is arranged at the top of the box body 8, and a drying module 100 is connected to the outer barrel 3 or the cover plate 10.

The inner barrel 1 is rotatably arranged in the outer barrel 3, the bottom of the inner barrel 1 is provided with a water outlet 2, water in the inner barrel 1 is discharged outwards through the water outlet 2, the water discharging device 4 is arranged at the bottom of the outer barrel 3, the water is discharged out of the outer barrel 3 through the water discharging device 4, and the sealing body 5 is movably arranged between the water outlet 2 and the water discharging window 41; when the sealing body is separated, the inner tub 1 and the outer tub 3 are separated, so that the inner tub 1 can be rotated to perform a dehydrating operation.

As shown in fig. 1, it should be noted that, the drying module 100 is used for drying clothes in an inner tub 1, and can be connected to an outer tub 3, air in the inner tub 1 flows toward the outer tub 3 through an opening at the top, and finally enters the drying module 100 to be dried, and then reversely enters the bottom of the outer tub 3 through a drainage device 4, and then enters the inner tub 1 through a sealing body 5 to dry clothes in the inner tub. As shown in fig. 2, of course, the drying module may also be connected to the cover plate 10, so that the air in the inner tub 1 flows toward the outer tub 3 through the top opening, at this time, the top of the outer tub 3 is not provided with the sealing cover 108, the air in the outer tub 3 flows toward the box 8, and finally enters the drying module 100 to be dried, and then reversely enters the bottom of the outer tub 3 through the drainage device 4, and then enters the inner tub 1 through the sealing body 5 to dry the clothes.

When the drying module 100 is connected with the outer tub 3, an outer tub cover 102 is arranged at the top of the outer tub 3, a sealing cover 108 is arranged on the outer tub cover 102, and the sealing cover 108 is matched with the outer tub cover 102 through a hinge; when the drying module 100 is connected to the cover plate 10, an outer tub cover 102 is disposed on the top of the outer tub 3, and the top of the outer tub cover 102 is an open structure.

Furthermore, a top cover 9 is installed on the top of the box body 8, and a cover plate 10 is covered on the opening of the top cover 9. The top cover 9 is buckled on the box body 8 and is fixedly connected through screws.

As shown in fig. 6, as an alternative embodiment of the present invention, a lint collecting device 103 is disposed on the cover plate 10, the drying module 100 is connected to the lint collecting device 103, a door seal 104 is further disposed between the top of the outer tub 3 and the cabinet 8, and specifically, the door seal 104 is disposed between the top of the outer tub 3 and the top cover 9. The lint collecting device 103 is used to collect foreign matters in the circulation air during drying. The door seal 104 is made of a flexible material, specifically, a flexible rubber material, and the door seal 104 is used for shielding a gap between the outer tub 3 and the box body 8 to form a sealing structure, so that the structure of the door seal 104 is not limited herein, as long as the gap between the top of the outer tub 3 and the box body 8 can be sealed.

As an optional embodiment of the present invention, the lint collecting device 103 comprises a lint collecting box 1031 detachably mounted on the cover plate 10, a handle 1032 disposed on top of the lint collecting box 1031, a dust inlet 1033 and an air outlet 1034 disposed on opposite sides of the lint collecting box 1031 for a user to take out the lint collecting box 1031, and an inner cavity of the lint collecting box 1031 for collecting foreign matters such as lint in the circulating gas; a filter screen is arranged on the air outlet 1034 and used for separating thread scraps in the circulating gas; the drying module 100 is connected with a filter screen.

When the drying module 100 is connected to the cover plate 10, that is, when the drying module 100 is connected to the lint collecting box 1031, the drying duct in the drying module located at the bottom of the cover plate is made of a flexible and bendable material. Since the cover plate 10 of the washing machine needs to be repeatedly separated or closed, the drying pipeline at the upper part is made of a bent material, so that the drying pipeline can be conveniently bent, and particularly, the part of the pipeline can be made of a corrugated pipe.

It should be noted that, when the drying pipeline is connected to the filter screen on the lint collecting box 1031, the center of the drying pipeline and the center of the filter screen need to be kept on a horizontal line.

The operation method of the washing machine comprises the following steps:

in a washing state, the switching module 101 in the drainage device 4 is in a state 3 sealing state, the power supply 622 is electrified to generate magnetic force on the silicon steel sheet 621, the attractable metal or magnet type magnetic driving piece 61 is attracted down and tightly attracted together, water is sealed in the inner barrel 1 and the drainage valve plate, and at the moment, the liquid level sensor 105 can detect the water level in the inner barrel by pressure;

the dewatering state, the drainage valve plate is in the state 1 full open state. The sealing body 5 is in a closed state, and the water in the inner tub 1 is directly discharged to the second drain pipe 43 through the sealing body 5. Then the sealing body 5 is in a separated state, and the inner tub 1 can be freely rotated at a high speed to be dehydrated.

In the drying state, the switching module 101 in the drainage device 4 is in a half-open state (or fully open in the process of setting according to a program and used for draining condensed water) in a state 2, and the sealing body 5 is in a closed state; the heating device 106 heats the air in the circulation system, the air is blown out through the fan 107 in an accelerated manner, hot air is blown out into the inner barrel 1 through the drainage device 4 and the sealing body 5, the hot air moves upwards, enters the drying module 100 through a gap between the inner barrel 1 and the outer barrel cover 102, and enters the next circulation;

it should be noted that, first, the "inward" is a direction toward the center of the accommodating space, and the "outward" is a direction away from the center of the accommodating space.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in fig. 1 to facilitate the description of the utility model and to simplify the description, but are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered as limiting the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. A drying module is characterized by comprising a drying module and a switching module, wherein one end of the drying module is connected with the top of an inner cavity of a washing machine, the other end of the drying module is connected with a drainage device of the washing machine, the switching module is arranged in the drainage device, and when the switching module is switched to a drying state, the drying module is communicated with the inner cavity of the washing machine through the drainage device, so that a closed gas circulation system is formed among the inner cavity of the washing machine, the drainage device and the drying module, and clothes are dried.

2. The drying module of claim 1, wherein the switching module has three operation states, a washing state, a draining state and a drying state.

3. The drying module of claim 2, wherein when the switching module is switched to the washing state, the drain device is closed to be isolated from the outside; when the switching module is switched to a drainage state, the drainage device is opened to be communicated with the outside; when the switching module is switched to a drying state, the drying module is communicated with the drainage device.

4. The drying module of claim 3, wherein the drainage device comprises a first drainage pipe, a second drainage pipe and a sealing assembly, the sealing assembly is movably arranged between the inner tub and the outer tub of the washing machine, the first drainage pipe is of a closed end structure, the initial end of the first drainage pipe is connected with the outer tub of the washing machine, and the second drainage pipe is connected with the first drainage pipe; the switching module is arranged in the first drainage pipe, the drying module is connected to the first drainage pipe, and the drying module and the second drainage pipe are arranged in a staggered mode at the connection position of the first drainage pipe and the second drainage pipe; the activity of switching module sets up in the first drain pipe, work as when the switching module removes different positions, can realize closing of first drain pipe with the intercommunication of second drain pipe, perhaps, first drain pipe with the intercommunication of stoving module.

5. The drying module of claim 4, wherein the switching module comprises a drain valve plate, a return spring, and a switching power source, wherein one end of the return spring is connected to the first drain pipe, and the other end of the return spring is connected to the drain valve plate; the switching power source is connected with the drainage valve plate; through reset spring with switch the power supply and can drive the drainage valve plate is followed first drain pipe axial displacement.

6. The drying module of claim 5 wherein said return spring and said switching power source are located on the same side of said drain valve plate.

7. The drying module of claim 1, wherein the drying module comprises a drying pipeline, a heating device and a fan, the heating device and the fan are arranged on the drying pipeline, one end of the drying pipeline is connected with an inner cavity of the washing machine, and the other end of the drying pipeline is connected with the drainage device.

8. A washing machine comprising a washing machine body, a drain connected to a bottom of the washing machine body, and a drying module as set forth in any one of claims 1 to 7 connected between the washing machine body and the drain.

9. The washing machine as claimed in claim 8, wherein the washing machine body includes a cabinet, a tub disposed in the cabinet, and an inner tub disposed in the tub, a cover plate is provided on a top of the cabinet, and the drying module is connected to the tub or the cover plate.

10. The washing machine as claimed in claim 9, wherein the cover plate is provided with a lint collecting device, the drying module is connected to the lint collecting device, and a door seal is further provided between the top of the tub and the cabinet.

11. The washing machine as claimed in claim 10, wherein the lint collecting device comprises a lint collecting box detachably mounted on the cover plate, a handle part disposed at a top of the lint collecting box, and a dust inlet and an air outlet disposed at opposite sides of the lint collecting box, wherein a filter screen is disposed on the air outlet, and the drying module is connected to the filter screen.

12. A washing machine as claimed in claim 9 wherein when the drying module is coupled to the cover, the drying duct in the drying module at the bottom of the cover is made of flexible and bendable material.