CN113930951B

CN113930951B - Washing machine

Info

Publication number: CN113930951B
Application number: CN202010674860.9A
Authority: CN
Inventors: 刘凯; 侯永顺; 周方正
Original assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Priority date: 2020-07-14
Filing date: 2020-07-14
Publication date: 2024-03-12
Anticipated expiration: 2040-07-14
Also published as: WO2021213555A1; CN113930951A

Abstract

The invention belongs to the technical field of washing machines, and particularly relates to a washing machine. The invention aims to solve the problems that an evaporator, a condenser and a compressor are independently arranged in a containing cavity of a shell, and the disassembly, assembly and maintenance of a heat pump device by workers are inconvenient. The washing machine comprises a shell, a compressor, an inner cylinder and a heat exchange shell, wherein the inner cylinder and the heat exchange shell are arranged in the shell; a condenser and an evaporator which are mutually communicated are arranged in the heat exchange channel, the condenser is arranged close to the air outlet, and the evaporator is arranged close to the air inlet; the compressor is in communication with the condenser and the evaporator. Through the arrangement, the condenser and the evaporator form a whole to be installed in the shell, and compared with the prior art that the condenser and the evaporator are independently installed in the shell, the condenser and the evaporator are convenient for the disassembly, assembly and maintenance of workers.

Description

Washing machine

Technical Field

The invention relates to the technical field of washing machines, in particular to a washing machine.

Background

With the gradual development of household appliances, the use demands of people on the washing machine are gradually increased, and a heat pump device is arranged on the washing machine to dry clothes.

In the related art, a washing machine includes a cabinet, an outer tub, an inner tub, and a heat pump device; the shell is enclosed to form a containing cavity, the outer cylinder is contained in the containing cavity, and the inner cylinder is positioned in the outer cylinder; the heat pump device comprises an evaporator, a condenser and a compressor; the evaporator, the compressor and the condenser are all arranged in the accommodating cavity of the shell, and the compressor is sequentially connected with the evaporator and the condenser; when in operation, air flows through the condenser and then flows into the inner cylinder; when the air flows through the condenser, the air is heated, so that the temperature of the air is increased, and the high-temperature air enters the inner cylinder to dry clothes.

However, the evaporator, the condenser and the compressor are independently installed in the accommodating cavity of the casing, which is inconvenient for the staff to disassemble and maintain the heat pump device.

Disclosure of Invention

In order to solve the problems in the prior art, namely to solve the problems that an evaporator, a condenser and a compressor in the existing washing machine are independently arranged in a containing cavity of a shell, and the disassembly, assembly and maintenance of a heat pump device by workers are inconvenient, the embodiment of the invention provides a washing machine, which comprises the shell, the compressor, an inner barrel arranged in the shell and a heat exchange shell, wherein the heat exchange shell is surrounded to form a heat exchange channel, and an air inlet and an air outlet which are communicated with the inner barrel are arranged on the heat exchange shell; a condenser and an evaporator which are mutually communicated are arranged in the heat exchange channel, the condenser is arranged close to the air outlet, and the evaporator is arranged close to the air inlet; the compressor is in communication with the condenser and the evaporator.

The washing machine further comprises a fan arranged in the shell, the fan is located between the shell and the air outlet, and the fan is used for driving air in the heat exchange channel to flow into the inner barrel through the air outlet.

The washing machine comprises the heat exchange channel, and the heat exchange channel is provided with the air inlet, the evaporator is connected with the air inlet, and the air inlet is connected with the air inlet.

The washing machine comprises the filter screen, wherein the filter screen comprises a frame and a screen body paved on the frame, and the frame is detachably connected with the heat exchange shell.

The washing machine comprises the heat exchange shell, wherein the heat exchange shell is provided with the mounting opening, one end of the frame is provided with the holding part, the frame is inserted into the heat exchange channel through the mounting opening, and the holding part is positioned outside the heat exchange channel.

The washing machine comprises the heat exchange shell, wherein the heat exchange shell comprises a first shell and a second shell which are detachably connected, the first shell is provided with a first channel, the second shell is provided with a second channel, and the first channel and the second channel are enclosed to form the heat exchange channel.

The washing machine as described above, wherein the first housing is located at a lower portion of the second housing, and a drain hole communicating with the first passage is provided at a bottom of the first housing.

The washing machine as described above, wherein an inner wall of the first housing and/or the second housing is provided with a chute recessed toward the outside of the first housing and/or the second housing, the sliding groove is positioned between the air inlet and the evaporator, and the frame enters the heat exchange channel through the sliding groove.

The washing machine is characterized in that a first hole is formed in the wall of the inner cylinder, and the air outlet is communicated with the first hole through an air outlet pipeline.

The washing machine comprises the inner cylinder, wherein the central line of the inner cylinder is vertical to the horizontal plane, an opening is formed in one end of the inner cylinder along the direction parallel to the central line, the shell comprises a body and a door body opposite to the opening, and the door body is rotatably connected with the body; an annular sealing gasket is arranged between the door body and the opening so as to seal the opening through the door body and the annular sealing gasket; the annular sealing gasket is provided with a second hole, and the air inlet is communicated with the second hole through an air inlet pipeline.

As can be appreciated by those skilled in the art, the washing machine of the embodiment of the invention comprises a casing, a compressor, an inner cylinder arranged in the casing and a heat exchange shell, wherein the heat exchange shell encloses a heat exchange channel, and an air inlet and an air outlet which are communicated with the inner cylinder are arranged on the heat exchange shell; a condenser and an evaporator which are mutually communicated are arranged in the heat exchange channel, the condenser is arranged close to the air outlet, and the evaporator is arranged close to the air inlet; the compressor is in communication with the condenser and the evaporator. Through above-mentioned setting for condenser and evaporimeter constitute a whole and install in the casing, compare in the casing with condenser and evaporimeter solitary installation, the dismouting and the maintenance of staff of being convenient for.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view of the whole structure of a washing machine according to an embodiment of the present invention;

FIG. 2 is a schematic diagram showing the whole structure of a washing machine according to an embodiment of the present invention;

FIG. 3 is a schematic view of a heat exchange housing, a compressor, an air outlet duct and an air inlet duct in a washing machine according to an embodiment of the present invention;

FIG. 4 is a schematic view of the structure of a filter screen, an evaporator and a condenser in a heat exchange housing of a washing machine according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view of a heat exchange housing, a filter screen, an evaporator, and a condenser in a washing machine according to an embodiment of the present invention;

FIG. 6 is a schematic view showing a structure of a filter screen in a washing machine according to an embodiment of the present invention;

FIG. 7 is a schematic view showing a structure of a heat exchange housing in a washing machine according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a second casing in the washing machine in accordance with the embodiment of the present invention;

fig. 9 is a schematic view showing a first casing structure of a washing machine according to an embodiment of the present invention;

FIG. 10 is a second schematic structural view of a first casing in a washing machine according to an embodiment of the present invention;

FIG. 11 is a schematic view showing the structures of an evaporator and a condenser in a washing machine according to an embodiment of the present invention;

fig. 12 is a schematic view illustrating a structure of a fan in a washing machine according to an embodiment of the present invention.

Reference numerals illustrate: 1. a washing machine; 10. a housing; 20. a compressor; 30. a heat exchange housing; 31. a first housing; 311. a first channel; 312. a chute; 313. an air inlet; 314. an air outlet; 315. a water flow channel; 3151. a first partition plate; 3152. a second partition plate; 3153. a drain hole; 316. a first upright; 3161. a first clamping groove; 317. a first clamping plate; 318. a first boss; 3181. a mounting hole; 319. a first mounting port; 32. a second housing; 321. a second channel; 322. a second upright; 3221. a second clamping groove; 323. a second clamping plate; 324. a second boss; 3241. a threaded hole; 325. a limiting plate; 326. a second mounting port; 40. a condenser; 41. a first mounting plate; 42. a first metal plate; 43. a first metal pipe; 50. an evaporator; 51. a second mounting plate; 52. a second metal plate; 53. a second metal pipe; 60. a fan; 61. an air inlet hole; 62. an air outlet hole; 70. a filter screen; 71. a first support beam; 72. a second support beam; 73. a connecting plate; 74. a grip portion; 75. a groove; 76. a partition plate; 80. an air outlet pipeline; 90. an air inlet pipeline; 100. an inner cylinder; 101. a first hole; 102. a dust removing net; 103. an annular gasket; 1031. a second hole; 110. and a drainage pipeline.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the present invention, unless explicitly stated otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as fixed connections, as removable connections, as integral forms, as mechanical connections, as electrical connections, or as communicable with each other; either directly or indirectly, through intermediaries, or both, in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

The terms "first," "second," "third," "fourth" and the like in the description and in the claims of this application and in the above-described figures, if any, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be capable of operation in sequences other than those illustrated or described herein, for example.

The washing machine comprises a shell, an outer cylinder, an inner cylinder and a heat pump device; the shell is enclosed to form a containing cavity, the outer cylinder is contained in the containing cavity, and the inner cylinder is positioned in the outer cylinder; the heat pump device comprises an evaporator, a condenser and a compressor; the evaporator, the compressor and the condenser are all arranged in the accommodating cavity of the shell, and the compressor is sequentially connected with the evaporator and the condenser; the evaporator is used for condensing water in the cold air into condensed water to form dry gas; the condenser is used for heating the dry gas; when in operation, air flows through the condenser and then flows into the inner cylinder; when the air flows through the condenser, the air is heated, so that the temperature of the air is increased, and the high-temperature air enters the inner cylinder to dry clothes.

However, the evaporator, the condenser and the compressor are independently and dispersedly arranged in the accommodating cavity of the casing, so that when a worker maintains the washing machine, the evaporator, the condenser and the compressor are required to be detached and arranged one by one, and the operation of the worker is inconvenient.

The embodiment provides a heat exchange channel is enclosed to washing machine heat exchange shell, and condenser and evaporimeter set up in the heat exchange channel. The condenser and the evaporator form a whole and are arranged in the shell, and compared with the prior art that the condenser and the evaporator are independently arranged in the shell, the condenser and the evaporator are convenient for the disassembly, the assembly and the maintenance of workers.

The following describes the technical scheme of the washing machine according to the embodiment of the present invention.

Referring to fig. 1 and 2, the present embodiment provides a washing machine 1 including a cabinet 10, a compressor 20, and an inner tub 100 and a heat exchange housing 30 provided in the cabinet 10. Specifically, the casing 10 is provided with a containing cavity, the compressor 20, the inner cylinder 100 and the heat exchange casing 30 are all disposed in the containing cavity, the compressor 20 is connected with an inner side wall of the casing 10, and an exemplary connection manner of the compressor 20 and the casing 10 may be a screw connection manner or a welded connection manner, which is not limited. The heat exchange housing 30 is connected to the casing 10, and exemplary connection manners of the heat exchange housing 30 and the casing 10 may be a screw connection manner or a welding connection manner, which is not limited thereto.

In the realizable mode that the heat exchange shell 30 and the shell 10 are connected by bolts, a U-shaped mounting bracket is arranged on the inner side wall of the shell 10, first through holes are formed in two side walls of the mounting bracket, a mounting plate which is perpendicular to the inner side wall of the shell 10 and extends towards the inside of the shell 10 is connected to the inner side wall of the shell 10, first mounting threaded holes are formed in the mounting plate, second mounting threaded holes are formed in the heat exchange shell 30, the mounting bracket is located between the mounting plate and the heat exchange shell 30, one side wall of the mounting bracket is in threaded connection with the mounting plate, and the side wall opposite to the mounting bracket is in threaded connection with the heat exchange shell 30.

Further, the heat exchange shell 30 is surrounded to form a heat exchange channel, an air inlet 313 and an air outlet 314 which are communicated with the inner cylinder 100 are arranged on the heat exchange shell 30, a condenser 40 and an evaporator 50 which are mutually communicated are arranged in the heat exchange channel, the condenser 40 is arranged close to the air outlet 314, and the evaporator 50 is arranged close to the air inlet 313; the compressor 20 is in communication with the condenser 40 and the evaporator 50; the condenser 40 includes a plurality of first metal plates 42 and first metal tubes 43, wherein the plurality of first metal plates 42 are arranged at intervals along a direction perpendicular to the length direction of the first metal plates 42, the first metal tubes 43 are arranged on the first metal plates 42 in a penetrating manner, and air flows through the adjacent first metal plates 42 to realize heat exchange; the first metal tube 43 may be a copper tube, for example. The condenser 40 is used for air heating.

The evaporator 50 includes a plurality of second metal plates 52 and second metal tubes 53, the plurality of second metal plates 52 are arranged at intervals along a length direction perpendicular to the second metal plates 52, the second metal tubes 53 are arranged on the second metal plates 52 in a penetrating manner, and air flows through adjacent second metal plates 52 to realize heat exchange; the second metal pipe 53 may be a copper pipe, for example. The evaporator 50 serves to condense moisture in the air into condensed water to form dry air.

The evaporator 50 is provided with a first inlet and a first outlet, the compressor 20 is provided with a second inlet and a second outlet, the condenser 40 is provided with a third inlet and a third outlet, the second inlet of the compressor 20 is connected with the first outlet of the evaporator 50, the second outlet of the compressor 20 is connected with the third inlet of the condenser 40, and the third outlet of the condenser 40 is connected with the first inlet of the evaporator 50.

Air flows through the first outlet of the evaporator 50 into the second inlet of the compressor 20, through the second outlet of the compressor 20 into the third inlet of the condenser 40, and further through the third outlet of the condenser 40 into the first inlet of the evaporator 50 to achieve a circulating flow of air.

The condenser 40 and the evaporator 50 are detachably connected with the heat exchange housing 30, and exemplary connection modes of the condenser 40 and the evaporator 50 and the heat exchange housing 30 can be screw connection mode or clamping connection mode, which is not limited.

With continued reference to fig. 3-5, the washing machine 1 provided in this embodiment further includes a fan 60 disposed in the casing 10, the fan 60 is located between the casing 10 and the air outlet 314, and the fan 60 is used for driving air in the heat exchange channel to flow into the inner cylinder 100 through the air outlet 314; by the arrangement, the time for air in the heat exchange channel to flow into the inner cylinder 100 through the air outlet 314 is shortened, and the working efficiency of the washing machine 1 is improved.

With continued reference to fig. 12, the fan 60 is provided with an air inlet hole 61 and an air outlet hole 62, and the air inlet hole 61 of the fan 60 communicates with the air outlet 314. Illustratively, the fan 60 draws air in the heat exchange channel through the air outlet 314 into the air inlet hole 61, and further causes air flow to flow into the inner tub 100 through the air outlet hole 62 for drying clothes.

For example, the fan 60 may be located between the casing 10 and the air outlet 314, wherein an end of the fan 60 facing the air outlet 314 is detachably connected to the heat exchange casing 30, and an end of the fan 60 facing away from the heat exchange casing 30 is detachably connected to an inner side wall of the casing.

In some implementations, the fan 60 may also be disposed within the heat exchange housing 30 such that the fan 60, the condenser 40, and the evaporator 50 are all located within the heat exchange housing 30 for ease of maintenance. In addition, the heat exchange housing 30, the fan 60, the condenser 40 and the evaporator 50 may be provided as one module, thereby facilitating the assembly of the washing machine.

The cylinder wall of the inner cylinder 100 is provided with a first hole 101, and an air inlet 313 is communicated with the first hole 101 through an air inlet pipeline 90; so arranged, the air in the inner cylinder 100 flows into the air inlet pipeline 90 through the first hole 101, and then the air enters the heat exchange channel through the air inlet 313, so that the evaporator 50 dries the air.

Wherein, the first hole 101 is provided with a dust removing net 102 for removing filth in air flowing into the heat exchange channel.

In this embodiment, the center line of the inner cylinder 100 is perpendicular to the horizontal plane, one end of the inner cylinder 100 in the direction parallel to the center line is provided with an opening, the casing 10 comprises a body and a door body opposite to the opening, and the door body is rotatably connected with the body; an annular sealing gasket 103 is arranged between the door body and the opening so as to seal the opening through the door body and the annular sealing gasket 103; the annular sealing gasket 103 is provided with a second hole 1031, and the air outlet 314 is communicated with the second hole 1031 through the air outlet pipeline 80; when clothes are cleaned, the annular sealing gasket 103 plays a sealing role on the washing machine 1, so that water leakage of the washing machine 1 is prevented.

The annular sealing pad 103 is provided with a second hole 1031, and the air outlet 314 is communicated with the second hole 1031 through the air outlet pipeline 80, so that the air flow heated by the condenser 40 can flow into the inner cylinder 100 completely, and clothes can be dried.

In some possible manners, the air inlet 61 of the fan 60 is communicated with the air outlet 314 of the heat exchange housing 30, two ends of the air outlet pipeline 80 are respectively communicated with the air outlet 62 and the second hole 1031, the air heated by the condenser 40 is pumped into the air outlet pipeline 80 through the fan 60, and the air flows into the inner barrel 100 through the second hole 1031, so that clothes in the inner barrel 100 are dried.

The washing machine 1 provided in this embodiment, the working process of drying clothes is: the air in the inner cylinder 100 flows into the air inlet 313 and then flows into the heat exchange channel, the evaporator 50 in the heat exchange channel condenses the moisture in the air into condensed water to form dry air, the dry air is heated by the condenser 40 to form high-temperature dry air, and the high-temperature dry air flows into the inner cylinder 100 through the air outlet 314 to dry the clothes in the inner cylinder 100.

The disassembly process of the evaporator 50 and the condenser 40 of the washing machine 1 provided in this embodiment is as follows: the upper end cap is detached from the body, and then the heat exchange housing 30 is detached from the body, so that the evaporator 50 and the condenser 40 can be replaced and maintained.

The washing machine 1 provided by the embodiment comprises a casing 10, a compressor 20, an inner cylinder 100 and a heat exchange shell 30, wherein the inner cylinder 100 and the heat exchange shell 30 are arranged in the casing 10, the heat exchange shell 30 is enclosed to form a heat exchange channel, and an air inlet 313 and an air outlet 314 which are communicated with the inner cylinder 100 are arranged on the heat exchange shell 30; the heat exchange channel is internally provided with a condenser 40 and an evaporator 50 which are mutually communicated, the condenser 40 is arranged close to the air outlet 314, and the evaporator 50 is arranged close to the air inlet 313; the compressor 20 is in communication with a condenser 40 and an evaporator 50. By the arrangement, the condenser 40 and the evaporator 50 are integrally arranged in the shell 10, and compared with the prior art that the condenser 40 and the evaporator 50 are independently arranged in the shell 10, the device is convenient for the workers to assemble, disassemble and maintain.

In addition, the condenser 40, the evaporator 50 and the heat exchange housing 30 form a module, and the module can be pre-installed, so that the washing machine 1 is convenient to assemble; at the same time, interference between the condenser 40 and the evaporator 50 and other devices in the washing machine 1 is avoided, and the layout of the washing machine 1 is optimized.

Referring to fig. 3-5, the washing machine 1 provided in this embodiment further includes a filter screen 70 disposed in the heat exchange channel, the filter screen 70 being located between the evaporator 50 and the air inlet 313, the filter screen 70 being used for filtering air flowing into the heat exchange channel from the air inlet 313; so configured, the air flowing into the heat exchange channels is removed from the hair, preventing the hair from entering the evaporator 50 and causing the evaporator 50 to fail.

Referring to fig. 6, the filter screen 70 includes a frame and a screen body laid on the frame, and the frame is detachably connected with the heat exchange housing 30; by the arrangement, the filter screen 70 is detached from the heat exchange shell 30, so that the filter screen 70 is cleaned, and the filter screen 70 is prevented from being blocked by excessive filth on the filter screen 70.

The filter screen 70 comprises a frame and a screen body paved on the frame, the frame comprises a first support beam 71, a second support beam 72 and a plurality of connecting brackets for connecting the first support beam 71 and the second support beam 72, the first support beam 71 and the second support beam 72 are oppositely arranged, the connecting brackets are arranged at intervals along the length direction of the first support beam 71, grooves 75 which are recessed towards the direction of the connecting plate 73 are formed in one ends of the first support beam 71 and the second support beam 72, which are away from the connecting plate 73, a baffle 76 along the length direction of the first support beam 71 is arranged in the grooves 75, and the baffle 76 penetrates through the grooves 75; the net body laid on the frame comprises a filter screen and a sponge, the filter screen is covered on the sponge, the two connecting plates 73, the first supporting beam 71 and the second supporting beam 72 are jointly enclosed to form a rectangular cavity, and the filter screen and the sponge are arranged in the rectangular cavity and are connected with the inner side wall of the rectangular cavity.

Further, the heat exchange shell 30 is provided with a mounting port, one end of the frame is provided with a holding part 74, the frame is inserted into the heat exchange channel from the mounting port, and the holding part 74 is positioned outside the heat exchange channel; so configured, the handle 74 is held by hand for easy handling during installation and removal of the filter screen 70.

Wherein, the one end of frame is provided with the portion 74 of gripping, and the portion 74 of gripping is provided with first holding tank and second holding tank, and first holding tank and second holding tank set up relatively, and the size of first holding tank can be equal or can not be equal with the size of second holding tank, and this embodiment is not limited to this, is convenient for the maintenance of filter screen 70 from this.

Referring to fig. 7-10, in the washing machine 1 provided in the present embodiment, the heat exchange housing 30 includes a first housing 31 and a second housing 32 that are detachably connected, the first housing 31 has a first channel 311, the second housing 32 has a second channel 321, and the first channel 311 and the second channel 321 enclose a heat exchange channel; the evaporator 50 and the condenser 40 arranged in the heat exchange shell 30 are convenient to disassemble, assemble and maintain.

In the implementation manner that the first housing 31 and the second housing 32 are connected in a detachable manner, taking the orientation shown in fig. 7 as an example, the upper end of the first housing 31 is provided with a first boss 318 extending along a direction away from the first channel 311, and the first boss 318 is provided with a mounting hole 3181; the upper end of second casing 32 is provided with the second boss 324 that extends along deviating from second passageway 321 direction, is provided with screw hole 3241 on the second boss 324, and screw hole 3241's central line and mounting hole 3181's central line parallel arrangement, the bolt passes behind the mounting hole 3181 and cooperates with screw hole 3241, first casing 31 and second casing 32 spiro union.

In the washing machine 1 provided in this embodiment, the first casing 31 is located at the lower part of the second casing 32, and the bottom of the first casing 31 is provided with the drain hole 3153 communicating with the first channel 311; so configured, the water formed by the evaporator 50 is readily drained from within the heat exchange housing 30.

Wherein, the bottom wall of the first channel 311 is provided with a U-shaped water flowing groove 315 recessed towards the outside of the first housing 31, the depth of the water flowing groove 315 is gradually increased along the length direction of the first housing 31, a drain hole 3153 is arranged at the position with the largest depth of the water flowing groove 315, and the drain hole 3153 is communicated with the drain pipe 110 of the washing machine 1, so that the water is conveniently discharged out of the washing machine 1 through the drain pipe 110.

The first partition plate 3151 and the second partition plate 3152 are disposed in the water flow channel 315, the first partition plate 3151 and the second partition plate 3152 are disposed at intervals along a length direction perpendicular to the water flow channel 315, and the first partition plate 3151 and the second partition plate 3152 are parallel to the length direction of the water flow channel 315, so that water generated by the evaporator 50 is split, and the water can smoothly flow into the water drain hole 3153.

Further, two first upright posts 316 perpendicular to the bottom wall of the first channel 311 are disposed in the first channel 311, the two first upright posts 316 are disposed in the first housing 31 in an opposite manner, the distance between the two first upright posts 316 matches with the length dimension of the evaporator 50 and/or the condenser 40, the first upright posts 316 are provided with E-shaped first clamping grooves 3161, and the opening direction of the first clamping grooves 3161 is away from the inner side wall of the first housing 31; four first clamping plates 317 are also disposed in the first passage 311, and the four first clamping plates 317 are respectively disposed at four corners of the first housing 31 for clamping the evaporator 50 or the condenser 40.

The first casing 31 is provided with an air inlet 313 and an air outlet 314, and taking the direction shown in fig. 9 as an example, the air inlet 313 is located on the bottom wall of the left side of the first casing 31, and the air inlet 313 is communicated with the air inlet pipeline 90; the air outlet 314 is located on the right side wall of the first housing 31, and the air outlet 314 communicates with the air inlet 61 of the fan 60.

Further, two second upright posts 322 are disposed on the second housing 32, the second upright posts 322 are disposed in one-to-one correspondence with the first upright posts 316, the second upright posts 322 are provided with E-shaped second clamping grooves 3221, and the first clamping grooves 3161 are communicated with the second clamping grooves 3221; four second clamping plates 323 are further arranged on the second shell 32, and the second clamping plates 323 are in one-to-one correspondence with the first clamping plates 317.

With continued reference to fig. 11, first mounting plates 41 are provided at both ends of the condenser 40, one side of the first mounting plates 41 is inserted into the first and second clamping grooves 3161 and 3221, and the other side of the first mounting plates 41 is in contact with the first and second clamping plates 317 and 323; the evaporator 50 has second mounting plates 51 provided at both ends, one side of the second mounting plates 51 is inserted into the first and second locking grooves 3161 and 3221, and the other side of the second mounting plates 51 is abutted against the first and second locking plates 317 and 323.

The first housing 31 is provided with a first mounting port 319, and the second housing 32 is provided with a second mounting port 326, and the first mounting port 319 and the second mounting port 326 together form a mounting port, thereby facilitating the mounting of the filter screen 70.

In the washing machine 1 provided in this embodiment, the inner wall of the first casing 31 and/or the second casing 32 is provided with a chute 312 recessed towards the outside of the first casing 31 and/or the second casing 32, the chute 312 is located between the air inlet 313 and the evaporator 50, and the frame enters the heat exchange channel through the chute 312; so arranged, filter screen 70 is slid along chute 312, guiding filter screen 70.

For example, the sliding groove 312 may be disposed on the first housing 31, the sliding groove 312 may be disposed on the second housing 32, or the sliding groove 312 may be disposed on both the first housing 31 and the second housing 32, which is not limited herein, and only needs to satisfy the guiding function of the filter screen 70.

In this embodiment, in the implementation manner that the chute 312 is located in the first housing 31, the chute 312 is disposed on the bottom wall of the first housing 31, and the chute 312 is located between the air inlet 313 and the water flowing channel 315 and is communicated with the first mounting port 319; the second housing 32 is provided with a limiting plate 325, the limiting plate 325 is opposite to the sliding groove 312, and when the filter screen 70 slides into the heat exchange channel along the sliding groove 312, the limiting plate 325 limits the filter screen 70, so that the filter screen 70 is prevented from shaking in the second housing 32.

With continued reference to fig. 2, the washing machine 1 provided in this embodiment is operative in a process of drying laundry: cool air in the inner tub 100 flows into the air inlet pipe 90 through the dust removing net 102 through the first hole 101, flows into the evaporator 50 through the filter screen 70 through the air inlet 313, the evaporator 50 condenses moisture in the cool air into condensed water to form dry air, the condensed water enters the water discharging pipe 110 through the water discharging hole 3153 and is discharged out of the washing machine 1, the dry air flows into the compressor 20, the compressor 20 converts the dry air into high-pressure dry air, the high-pressure dry air enters the condenser 40, the condenser 40 heats the high-pressure dry air to form hot air, the fan 60 pumps the hot air into the air inlet hole 61 of the fan 60 through the air outlet 314, the hot air flows into the air outlet pipe 80 through the air outlet hole 62 of the fan 60, flows into the inner tub 100 through the second hole 1031 of the annular sealing gasket 103, and clothes in the inner tub 100 are dried.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.

Claims

1. A washing machine, comprising: the heat exchange device comprises a shell, a compressor, an inner cylinder and a heat exchange shell, wherein the inner cylinder and the heat exchange shell are arranged in the shell, the heat exchange shell is enclosed to form a heat exchange channel, and an air inlet and an air outlet which are communicated with the inner cylinder are formed in the heat exchange shell;

a condenser and an evaporator which are mutually communicated are arranged in the heat exchange channel, the condenser is arranged close to the air outlet, and the evaporator is arranged close to the air inlet; the compressor is in communication with the condenser and the evaporator;

the washing machine further comprises a filter screen arranged in the heat exchange channel, wherein the filter screen is positioned between the evaporator and the air inlet and is used for filtering air flowing into the heat exchange channel from the air inlet;

the filter screen comprises a frame and a screen body paved on the frame, and the frame is detachably connected with the heat exchange shell;

the frame comprises a first supporting beam, a second supporting beam and a plurality of connecting brackets for connecting the first supporting beam and the second supporting beam, wherein the first supporting beam and the second supporting beam are oppositely arranged, the connecting brackets are arranged at intervals along the length direction of the first supporting beam, grooves recessed towards the direction of the connecting plate are formed in one ends, deviating from the connecting plate, of the first supporting beam and the second supporting beam, a partition plate along the length direction of the first supporting beam is arranged in the grooves, and the partition plate penetrates through the grooves;

the net body comprises a filter screen and a sponge, the filter screen is covered on the sponge, two connecting plates, the first supporting beam and the second supporting beam are jointly enclosed to form a rectangular cavity, and the filter screen and the sponge are both arranged in the rectangular cavity and connected with the inner side wall of the rectangular cavity;

the heat exchange shell is provided with a mounting opening, one end of the frame is provided with a holding part, the holding part is provided with a first accommodating groove and a second accommodating groove, the first accommodating groove and the second accommodating groove are arranged opposite to each other, the frame is inserted into the heat exchange channel from the mounting opening, and the holding part is positioned outside the heat exchange channel;

the heat exchange shell comprises a first shell and a second shell which are detachably connected, wherein the first shell is provided with a first channel, the second shell is provided with a second channel, and the first channel and the second channel are enclosed to form the heat exchange channel;

the first shell is positioned at the lower part of the second shell, and a drain hole communicated with the first channel is formed in the bottom of the first shell;

the bottom wall of the first channel is provided with a U-shaped water flowing groove which is recessed towards the outside of the first shell, the depth of the water flowing groove is gradually increased along the length direction of the first shell, a drain hole is formed in the position with the largest depth of the water flowing groove, and the drain hole is communicated with a drain pipeline of the washing machine;

a first partition plate and a second partition plate are arranged in the water flowing groove, the first partition plate and the second partition plate are arranged at intervals along the length direction perpendicular to the water flowing groove, and are parallel to the length direction of the water flowing groove and are used for distributing water generated by the evaporator;

the inner wall of the first shell and/or the second shell is provided with a chute recessed towards the outside of the first shell and/or the second shell, the chute is positioned between the air inlet and the evaporator, and the frame enters the heat exchange channel through the chute;

the chute is arranged on the bottom wall of the first shell, the second shell is provided with a limiting plate, the limiting plate is arranged opposite to the chute, and when the filter screen slides into the heat exchange channel along the chute, the limiting plate plays a limiting role on the filter screen.

2. The washing machine as claimed in claim 1, further comprising a fan disposed in the cabinet, the fan being located between the cabinet and the air outlet, the fan being for driving air in the heat exchanging passage to flow into the inner tub through the air outlet.

3. The washing machine as claimed in any one of claims 1 to 2 wherein a first aperture is provided in the wall of the inner tub, the air inlet being in communication with the first aperture via an air inlet duct.

4. The washing machine as claimed in any one of claims 1 to 2, wherein a center line of the inner tub is perpendicular to a horizontal plane, an opening is provided at one end of the inner tub in a direction parallel to the center line, the cabinet includes a body and a door body facing the opening, and the door body is rotatably connected to the body; an annular sealing gasket is arranged between the door body and the opening so as to seal the opening through the door body and the annular sealing gasket;

the annular sealing gasket is provided with a second hole, and the air outlet is communicated with the second hole through an air outlet pipeline.