Washing and drying all-in-one machine

Abstract

The utility model relates to the technical field of clothes processing, in particular to a washing and drying all-in-one machine, and aims to solve the problem that the condensate water discharging scheme of an existing washing and drying all-in-one machine is not good. Therefore, the washing and drying all-in-one machine comprises an outer barrel, a drying device and a condensate water pipe, the drying device comprises a drying air channel and a heat pump module, the drying air channel is communicated with the outer barrel, an evaporator and a condenser of the heat pump module are both installed in the drying air channel, and the evaporator is located on the upstream of the condenser. A water outlet is formed in the position, corresponding to the evaporator, of the drying air duct and communicates with a water draining pump or a water draining pipe of the washing and drying all-in-one machine through a condensate pipe. According to the utility model, the drainage port on the drying air duct is communicated with the drainage pump or the drainage pipe of the washing and drying all-in-one machine through the condensate pipe, and condensate water is directly drained to the floor drain through the drainage pump or the drainage pipe instead of entering the outer cylinder, so that the drying efficiency can be prevented from being influenced, and the drainage scheme of the condensate water is better.

Description

TECHNICAL FIELD

[0001] The utility model relates to clothes treatment technical field, specifically provide a washing and drying integrated machine. BACKGROUND

[0002] The washing and drying integrated machine is an equipment capable of washing clothes and drying clothes.

[0003] The existing washing and drying integrated machine mainly adopts a heat pump type drying device, which is provided with an evaporator and a condenser in a drying air duct, and the evaporator and the condenser are communicated with a compressor outside the drying air duct to form a refrigerant circulation loop. The evaporator is used for condensing and dehumidifying the airflow in the drying air duct, and the condenser is used for heating the airflow in the drying air duct. The moisture in the wet airflow will condense on the surface of the evaporator after being cooled to form condensed water.

[0004] In the prior art, the condensed water in the drying air duct is generally discharged into the outer drum, and the condensed water entering the outer drum may increase the humidity in the outer drum and affect the drying efficiency.

[0005] Therefore, there is a need in the art for a new technical solution to solve the above problems. SUMMARY

[0006] The utility model aims at solving the above technical problems, that is, solving the problem of poor condensate water discharge scheme of the existing washing and drying integrated machine.

[0007] In a first aspect, the utility model provides a washing and drying integrated machine, which comprises a box body, an inner drum, an outer drum, a drying device and a condensed water pipe installed in the box body, the inner drum is rotatably installed in the outer drum, the drying device comprises a drying air duct and a heat pump module, the drying air duct is communicated with the outer drum, the evaporator and the condenser of the heat pump module are both installed in the drying air duct, the evaporator is located upstream of the condenser, the drying air duct is provided with a drain port corresponding to the evaporator, and the drain port is communicated with a drain pump or a drain pipe of the washing and drying integrated machine through the condensed water pipe.

[0008] In the preferred technical scheme of the above washing and drying integrated machine, the drying air duct comprises a first air duct and a second air duct in communication, the first air duct and the second air duct are both located above the outer drum, the first air duct extends along the front-rear direction, the second air duct extends along the left-right direction and is close to the front end of the outer drum, the evaporator and the condenser are both installed in the second air duct, the drain port is arranged on the second air duct, and the washing and drying integrated machine further comprises a lint filter device installed in the first air duct.

[0009] In the preferred technical scheme of the above-described washing and drying integrated machine, the lint filtering device comprises a shell and a first filter screen installed on the shell, a first side of the shell is provided with an air inlet, a second side of the shell is provided with an air outlet, one of the first side and the second side is a length direction side of the shell, and the other of the first side and the second side is a width direction side of the shell, and the first filter screen is installed at the air outlet.

[0010] In the preferred technical scheme of the above-described washing and drying integrated machine, the lint filtering device further comprises a second filter screen, and the second filter screen is located between the air inlet and the first filter screen.

[0011] In the preferred technical scheme of the above-described washing and drying integrated machine, the second filter screen is in a circular arc shape and protrudes towards the first filter screen.

[0012] In the preferred technical scheme of the above-described washing and drying integrated machine, the lint filtering device further comprises a mounting frame detachably installed in the shell, the mounting frame can be pulled out from the air inlet, and the second filter screen is arranged on the mounting frame.

[0013] In the preferred technical scheme of the above-described washing and drying integrated machine, the mounting frame comprises a first frame, a second frame and a connecting plate, a first end of the first frame is connected with a first end of the second frame, a second end of the first frame and a second end of the second frame are connected through the connecting plate, the first frame is located at the air inlet, the second frame is in a circular arc shape, the second filter screen is arranged on the second frame, and the connecting plate is arranged opposite to the second side.

[0014] In the preferred technical scheme of the above-described washing and drying integrated machine, the lint filtering device is detachably installed in the first air duct, one side of the first air duct close to the front panel of the cabinet is provided with a plug-in interface, the lint filtering device is inserted into the first air duct through the plug-in interface, the front panel is provided with a dismounting opening at a position opposite to the plug-in interface, and the lint filtering device can be pulled out from the dismounting opening.

[0015] In the preferred technical scheme of the above-described washing and drying integrated machine, the drying air duct is located above the outer cylinder, an air outlet is arranged on a cylinder wall of the outer cylinder, the air outlet is close to a rear end of the outer cylinder, a window pad is installed at a cylinder opening of the outer cylinder, the window pad is provided with an air return opening, an air inlet of the drying air duct is in communication with the air outlet, an air outlet of the drying air duct is in communication with a suction opening of a fan of the drying device, and an air exhaust opening of the fan is in communication with the air return opening.

[0016] In the preferred technical scheme of the above-described washing and drying integrated machine, a one-way valve is arranged on the condensate water pipe.

[0017] In the adoption of the above technical scheme, the utility model discloses a condensate pipe is communicated with the drainage pump or the drain pipe of the washing and drying integrated machine through the drainage port on the drying air duct, and the condensate does not enter the outer cylinder, directly through the drain pipe, and the condensate is discharged to the floor drain, so that the influence on the drying efficiency can be avoided, and the drainage scheme is better, in addition, since the condensate pipe is not communicated with the outer cylinder, is not influenced by the pressure fluctuation in the outer cylinder, and the condensate can be smoothly discharged.

[0018] Further, by arranging the first air duct and the second air duct above the outer cylinder, extending the first air duct along the front-back direction, extending the second air duct along the left-right direction, arranging the wire scrap filtering device in the first air duct, and arranging the evaporator and the condenser in the second air duct, the space above the outer cylinder is fully utilized, and the layout is more optimized.

[0019] Still further, by arranging the air inlet and the air outlet on the lengthwise side and the widthwise side of the shell of the wire scrap filtering device respectively, the flow direction of the airflow entering the shell can be changed, and the wire scrap filtering device is conveniently arranged.

[0020] Still further, by arranging the second filter screen between the air inlet and the first filter screen in a circular arc shape, the filtering area of the second filter screen is increased, and the filtering effect of the wire scrap filtering device is improved.

[0021] Still further, by arranging the mounting frame to be extracted from the air inlet of the shell, the wire scrap filtered by the second filter screen can be scraped off by the mounting frame when the mounting frame is disassembled.

[0022] Still further, by surrounding the first frame, the second frame and the connecting plate of the mounting frame, the mounting frame can better scrape off the wire scrap when the mounting frame is disassembled.

[0023] Still further, by arranging the disassembly opening on the front panel of the box body, the disassembly opening is opposite to the plug-in opening on the first air duct, and the wire scrap filtering device is conveniently disassembled and assembled.

[0024] Still further, by arranging the one-way valve on the condensate pipe, the odor in the floor drain can be prevented from entering the drying air duct. BRIEF DESCRIPTION OF DRAWINGS

[0025] The preferred embodiments of the utility model are described below with reference to the drawings, in which:

[0026] Figure 1 is a structure diagram of the washing and drying integrated machine of the utility model Figure 1 ;

[0027] Figure 2is a structure schematic view of the outer cylinder and the drying device of the utility model;

[0028] Figure 3 is a structure schematic view of the washing and drying integrated machine of the utility model Figure 2 ;

[0029] Figure 4 is a structure schematic view of the outer cylinder, the exhaust pipe and the second electric valve of the utility model;

[0030] Figure 5 is a structure schematic view of the drying device of the washing and drying integrated machine of the utility model Figure 1 ;

[0031] Figure 6 is a structure schematic view of the drying device of the washing and drying integrated machine of the utility model Figure 2 ;

[0032] Figure 7 is a structure schematic view of the drying device, the lint filter device, the water spraying pipe and the second flushing device of the utility model;

[0033] Figure 8 is Figure 7 the enlarged schematic view of A in the figure;

[0034] Figure 9 is a structure schematic view of the drying air duct and the lint filter device of the utility model;

[0035] Figure 10 is a structure schematic view of the lint filter device of the utility model;

[0036] Figure 11 is a structure schematic view of the shell of the lint filter device of the utility model;

[0037] Figure 12 is a structure schematic view of the mounting bracket of the lint filter device of the utility model;

[0038] Figure 13 is a structure schematic view of the scraping member and the mounting bracket of the lint filter device of the utility model.

[0039] List of reference signs:

[0040] 1, box; 2, outer cylinder; 21, air outlet; 22, window pad; 23, return air inlet; 31, drying air duct; 311, first air duct; 312, second air duct; 313, upper cover; 3111, air inlet port; 3112, plug interface; 3113, blocking positioning structure; 3114, fresh air inlet; 31131, first inclined surface; 3121, air outlet port; 3122, access hole; 3123, drain port; 32, fan; 33, evaporator; 34, corrugated pipe; 35, rubber pipe; 4, lint filtering device; 41, shell; 42, mounting frame; 43, handle; 44, scraping member; 45, first annular sealing member; 46, second annular sealing member; 411, air inlet; 412, air outlet; 413, cleaning window; 414, cover plate; 415, first annular groove; 416, first clamping structure; 421, first frame; 422, second frame; 423, connecting plate; 4211, second annular groove; 4212, second inclined surface; 4213, second clamping structure; 441, annular scraper; 442, sealing plate; 51, air inlet pipe; 52, air outlet pipe; 53, first electric valve; 54, second electric valve; 61, condensate pipe; 62, one-way valve; 7, drain pipe; 8, water spraying pipe; 9, second flushing device; 91, water pipe joint. DETAILED DESCRIPTION

[0041] The preferred embodiments of the present application will be described below with reference to the drawings. Those skilled in the art will understand that these embodiments are only used to explain the technical principles of the present application, and are not intended to limit the protection scope of the present application.

[0042] It should be noted that in the description of the present application, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0043] In addition, it should also be noted that in the description of the present application, unless otherwise explicitly specified and limited, the terms "provision", "connection", "installation" should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0044] Specifically, the present application provides a washing and drying integrated machine, as shown in the accompanying drawings, the washing and drying integrated machine of the present application comprises a box 1 and a drying cylinder and a drying device installed in the box 1, the drying device can deliver hot air to the drying cylinder to dry the clothes in the drying cylinder. Figure 1

[0045] ​The drying cylinder comprises an outer cylinder 2 and an inner cylinder rotatably installed in the outer cylinder 2, the drying device is directly communicated with the outer cylinder 2, the inner cylinder is used for accommodating clothes, a plurality of through holes are arranged on the cylinder wall of the inner cylinder, the through holes are used for ventilation when a drying mode is executed, and the through holes are used for water passing when a washing mode is executed.

[0046] Preferably, as shown in the utility model discloses a drying device, including drying air duct 31, fan 32 and heat pump module, drying air duct 31's air inlet port 3111 with the one end of drying cylinder communication, drying air duct 31's air outlet port 3121 with the suction port of fan 32 communication, the air outlet of fan 32 with the other end of drying cylinder communication, the evaporator 33 and condenser of heat pump module are installed in drying air duct 31, and the evaporator 33 is located at the upstream of condenser. Figures 1 to 9

[0047] The heat pump module further comprises a compressor, a refrigerant pipeline for communicating the evaporator 33 and the condenser with the compressor, and a throttling element installed on the refrigerant pipeline.

[0048] Exemplarily, the drying air duct 31 is located above the outer cylinder 2, the cylinder wall of the outer cylinder 2 is provided with an air outlet 21, the air outlet 21 is close to the rear end of the outer cylinder 2, a window pad 22 is installed at the cylinder opening of the outer cylinder 2, the window pad 22 is provided with an air return port 23, the air inlet port 3111 of the drying air duct 31 is communicated with the air outlet 21 through a corrugated pipe 34, and the air outlet of the fan 32 is communicated with the air return port 23 through a rubber pipe 35.

[0049] When the drying mode is executed, the fan 32 is started, the wet air in the drying cylinder is discharged through the air outlet 21, enters the drying air duct 31, is dehumidified after being condensed by the evaporator 33, is heated after passing through the condenser, and the hot air flows back to the drying cylinder from the air return port 23 to complete a cycle.

[0050] It should be noted that the utility model is not limited to arranging the drying air duct 31 above the drying cylinder, for example, the drying air duct 31 can also be arranged below or behind the outer cylinder 2, and the adjustment and change of the specific installation position of the drying air duct 31 do not deviate from the principle and range of the utility model. Of course, the utility model preferably arranges the drying air duct 31 above the drying cylinder, which is beneficial to fully utilizing the space above the drying cylinder and optimizing the layout.

[0051] In addition, it should be further pointed out that the positions of the air outlet 21 and the air return port 23 can be exchanged by the person skilled in the art, that is, the air outlet is arranged at the front end of the drying cylinder and the air return port is arranged at the rear end, in addition, the air outlet 21 can be arranged on the rear wall of the outer cylinder 2, and the like, and the flexible adjustment and change do not deviate from the principle and range of the utility model and should be limited within the protection scope of the utility model. ​

[0052] In addition, it also needs to be explained that the technicians in the art can also communicate the suction port of the fan 32 with the air outlet 21 on the drying cylinder, and then communicate the exhaust port of the fan 32 with the air inlet port 3111 of the drying air duct 31, or the drying air duct 31 can be provided as two sections, the fan 32 is installed between the two sections of the air duct, or the fan 32 can be directly installed in the drying air duct 31, etc. The adjustment and change of the installation position of the fan 32 do not deviate from the principles and scope of the present application, and should be limited within the protection scope of the present application.

[0053] Preferably, as shown in the washing and drying machine of the present application further comprises a line debris filtering device 4 installed in the cabinet 1, the line debris filtering device 4 is installed in the drying air duct 31, and the line debris filtering device 4 is located upstream of the evaporator 33. Figures 1 to 7

[0054] The line debris filtering device 4 is used to filter the airflow entering the drying air duct 31, and when the airflow in the drying air duct 31 flows through the line debris filtering device 4, the line debris and other impurities carried by the airflow are intercepted by the line debris filtering device 4, and the filtered line debris is stored in the line debris filtering device 4.

[0055] Preferably, as shown in the washing and drying machine of the present application further comprises a line debris filtering device 4 installed in the cabinet 1, the line debris filtering device 4 is installed in the drying air duct 31, and the line debris filtering device 4 is located upstream of the evaporator 33. Figures 1 to 7

[0056] When it is necessary to clean the line debris in the line debris filtering device 4, the line debris filtering device 4 can be taken out of the drying air duct 31. Wherein, one pressure sensor can be arranged upstream and downstream of the line debris filtering device 4, and the pressure difference between the two pressure sensors is used to determine whether the line debris filtering device 4 needs to be cleaned, and when it is determined that it needs to be cleaned, a prompt message can be sent to the user to prompt the user to clean the line debris filtering device 4.

[0057] It should be noted that the technicians in the art can set the plug-in interface 3112 on the side of the drying air duct 31, or the plug-in interface 3112 can be set on the top surface of the drying air duct 31, etc. The adjustment and change of the specific setting position of the plug-in interface 3112 do not deviate from the principles and scope of the present application, and should be limited within the protection scope of the present application.

[0058] Preferably, as shown in the washing and drying machine of the present application further comprises a line debris filtering device 4 installed in the cabinet 1, the line debris filtering device 4 is installed in the drying air duct 31, and the line debris filtering device 4 is located upstream of the evaporator 33. Figure 1 Preferably, as shown in the washing and drying machine of the present application further comprises a line debris filtering device 4 installed in the cabinet 1, the line debris filtering device 4 is installed in the drying air duct 31, and the line debris filtering device 4 is located upstream of the evaporator 33.​​

[0059] When it is necessary to clean the lint filter device 4, the user can pull out the lint filter device 4 from the disassembly port on the front panel of the housing 1 for easy operation. After cleaning the lint filter device 4, the user can then insert the lint filter device 4 back in through the disassembly port.

[0060] Preferably, such as Figures 1 to 9 As shown, the drying air duct 31 of this utility model includes a first air duct 311 and a second air duct 312 that are connected to each other. The first air duct 311 extends in the front-to-back direction, and the second air duct 312 extends in the left-to-right direction and is close to the front end of the drying cylinder. The air inlet port 3111 of the drying air duct 31 is located in the first air duct 311, and the air outlet port 3121 of the drying air duct 31 is located in the second air duct 312. The lint filter device 4 is installed in the first air duct 311, and the evaporator 33 and condenser of the drying module are installed in the second air duct 312.

[0061] For example, both the first air duct 311 and the second air duct 312 are located above the outer cylinder 2. The first air duct 311 is located at the upper left of the outer cylinder 2 and extends from the rear end of the outer cylinder 2 to the front end. An air inlet port 3111 is provided on the bottom wall at the rear end of the first air duct 311. An air outlet 21 on the outer cylinder 2 is located directly below the air inlet port 3111. The air outlet 21 is connected to the upper air inlet port 3111 through a corrugated pipe 34. An insertion interface 3112 is provided at the front end of the first air duct 311. The lint filter 4 is inserted into the first air duct 311 from the front end of the first air duct 311. The left end of the second air duct 312 is connected to the first air duct 311. An air outlet port 3121 is provided at the right end of the second air duct 312. A fan 32 is located at the upper right of the outer cylinder 2. The air inlet of the fan 32 is connected to the air outlet port 3121 on the second air duct 312.

[0062] It should be noted that, in practical applications, those skilled in the art may also place the first air duct 311 on the upper right of the drying cylinder, and correspondingly place the fan 32 on the upper left of the drying cylinder. Such flexible adjustments and changes do not deviate from the principle and scope of this utility model, and should all be limited to the protection scope of this utility model.

[0063] Of course, in this utility model, the first air duct 311 is preferably located at the upper left of the outer cylinder 2. A detergent dispensing device is generally also provided at the upper left corner. In this utility model, the first air duct 311 is preferably located directly above the detergent dispensing device.

[0064] Preferably, such as Figures 1 to 4 , Figure 7 and Figure 8As shown, the washing and drying integrated machine further comprises an air inlet pipe 51 and an air outlet pipe 52, the drying air duct 31 is provided with a fresh air inlet 3114, the fresh air inlet 3114 is located upstream of the lint filtering device 4 and is in communication with one end of the air inlet pipe 51, the drying cylinder is provided with a fresh air outlet, the fresh air outlet is in communication with one end of the air outlet pipe 52, and the other end of the air outlet pipe 52 is in communication with the air outlet on the front panel of the box body 1.

[0065] During the execution of the drying mode, the outside fresh air can be sucked into the drying air duct 31 through the air inlet pipe 51, the fresh air enters the drying air duct 31 first, is filtered through the lint filtering device 4, and then enters the drying cylinder, and part of the humid air in the drying cylinder enters the air outlet pipe 52 and is discharged through the air outlet on the front panel of the box body 1, and the introduction of fresh air is beneficial to improving the drying efficiency.

[0066] Exemplarily, the fresh air inlet 3114 is arranged on the first air duct 311 and is preferably located at the rear end of the first air duct 311, the air inlet is arranged on the back plate of the box body 1, the other end of the air inlet pipe 51 is in communication with the air inlet on the back plate, the fresh air outlet is arranged on the top of the outer cylinder 2 and is close to the rear end of the outer cylinder 2, and the air outlet pipe 52 is located directly above the outer cylinder 2.

[0067] It should be noted that, in actual application, the person skilled in the art can arrange the air inlet on the back plate of the box body 1, or can not arrange the air inlet on the box body 1, so that the other end of the air inlet pipe 51 is located between the drying cylinder and the box body 1, and the like, and such flexible adjustment and change do not deviate from the principles and ranges of the present application and should be limited within the protection scope of the present application. Of course, the air inlet is preferably arranged on the back plate of the box body 1.

[0068] Preferably, as shown in Figure 3 and Figure 4 The washing and drying integrated machine of the present application further comprises a first electric valve 53 and a second electric valve 54 which are respectively arranged on the air inlet pipe 51 and the air outlet pipe 52, and the first electric valve 53 and the second electric valve 54 are respectively used for controlling the on-off of the air inlet pipe 51 and the air outlet pipe 52.

[0069] The first electric valve 53 and the second electric valve 54 are in communication connection with the controller of the washing and drying integrated machine, in the process of executing the drying mode, if the introduction of fresh air is selected, the first electric valve 53 and the second electric valve 54 are opened, and if the introduction of fresh air is not selected, the first electric valve 53 and the second electric valve 54 are kept in the closed state.

[0070] Preferably, as shown in Figure 3 , Figure 7 and Figure 9As shown, the washing and drying integrated machine further comprises a condensate water pipe 61, and the drying air duct 31 is provided with a drain port 3123 at a position corresponding to the evaporator 33, and the drain port 3123 is communicated with a drain pump (not shown in the figure) of the washing and drying integrated machine through the condensate water pipe 61.

[0071] The drain pump refers to a water pump for draining water in the outer barrel 2.

[0072] Exemplarily, the drain port 3123 is arranged on the second air duct 312 and located on the bottom wall of the second air duct 312, when the moisture flow flows through the evaporator 33, the moisture carried by the moisture flow is condensed into condensate water on the surface of the evaporator 33, and the condensate water drops to the bottom wall of the second air duct 312 and enters the condensate water pipe 61 along the drain port 3123, the drain pump is located at the lower right corner of the outer barrel 2, the bottom end of the condensate water pipe 61 is communicated with the inlet end of the drain pump through a three-way valve, the outlet end of the drain pump is connected with a drain pipe 7, the condensate water enters the drain pump along the condensate water pipe 61, and the drain pump drains the condensate water into the drain pipe 7 after being started, the drain pipe 7 is communicated with a floor drain, and the condensate water is directly drained into the floor drain, and the condensate water does not enter the outer barrel 2.

[0073] It should be noted that, in actual application, the drain port 3123 on the drying air duct 31 can also be directly communicated with the drain pipe 7 through the condensate water pipe 61, and the condensate water is directly discharged to the floor drain through the drain pipe 7, so that the drain pump does not need to be started again.

[0074] Preferably, as shown in the figure, Figure 3 The washing and drying integrated machine of the utility model further comprises a one-way valve 62 arranged on the condensate water pipe 61.

[0075] By arranging the one-way valve on the condensate water pipe 61, the odor or sewage in the floor drain can be prevented from flowing back into the drying air duct 31 along the condensate water pipe 61.

[0076] Preferably, as shown in the figure, Figure 5 And Figure 6 The drying air duct 31 of the utility model is provided with an access hole 3122 at a position corresponding to the evaporator 33 and the condenser, and the drying device further comprises an upper cover 313 for closing the access hole 3122.

[0077] Exemplarily, the access hole 3122 is arranged on the second air duct 312 and located at the top of the second air duct 312, and the evaporator 33 and the condenser are located below the access hole 3122, when the evaporator 33 or the condenser needs to be overhauled, the upper cover 313 is opened to expose the evaporator 33 and the condenser, so that the overhauling is facilitated, and after the overhauling is completed, the access hole 3122 is closed through the upper cover 313.

[0078] In addition, it also needs to be explained that the skilled in the art can make the upper cover 313 pivotally connected with the drying air duct 31, or the upper cover 313 is fixedly connected with the drying air duct 31 by using screws and the like fasteners, and the like, and the adjustment and change of the specific connection mode of the upper cover 313 and the drying air duct 31 do not deviate from the principles and scope of the present application, and should be limited within the protection scope of the present application.

[0079] Preferably, the top plate of the cabinet 1 is provided with an opening at a position corresponding to the access hole 3122, and the cabinet 1 further comprises a top cover for closing the opening.

[0080] By providing the opening on the top plate of the cabinet 1, when the evaporator 33 or the condenser needs to be overhauled, the entire top plate does not need to be removed, only the top cover needs to be opened, and then the upper cover 313 on the drying air duct 31 is opened through the opening on the top plate, which is more convenient to operate.

[0081] Preferably, the size of the opening on the top plate is greater than the size of the access hole 3122 on the drying air duct 31, which is more convenient for maintenance work.

[0082] Preferably, as shown in the accompanying drawings, Figures 5 to 7 The washing and drying integrated machine further comprises a first flushing device, the first flushing device is arranged at a corner of the drying air duct 31 close to the air inlet port 3111, and the first flushing device is used for flushing the inner wall of the drying air duct 31 at the corner.

[0083] After the airflow in the drying cylinder is discharged from the air outlet 21, it flows upwards first, and then flows horizontally after impacting the top wall of the drying air duct 31, the corner refers to the position where the airflow vertically flows horizontally, and the corner of the drying air duct 31 is prone to accumulate wire scraps, the first flushing device is arranged to flush the inner wall of the drying air duct 31 at the corner, so that the wire scraps at the corner are flushed away, which is beneficial to ensure the smoothness of the airflow, thereby being beneficial to improve the drying efficiency.

[0084] Exemplarily, the first flushing device is in communication with the first air duct 311 and is used for flushing the inner wall of the first air duct 311 at the corner.

[0085] It should be noted that the specific structure of the first flushing device is not limited in the present application, for example, the skilled in the art can set the first flushing device as a water spraying pipe, or can set the first flushing device as a water spraying channel formed on the drying air duct, and the adjustment and change of the specific structure of the first flushing device do not deviate from the principles and scope of the present application, and should be limited within the protection scope of the present application.

[0086] Preferably, as shown in the accompanying drawings, Figures 5 to 7As shown, the first flushing device comprises a water spraying pipe 8 inserted into the drying air duct 31, and the water spraying pipe 8 is provided with water spraying ports facing the inner wall of the drying air duct 31.

[0087] Exemplarily, a part of the water spraying pipe 8 is inserted into the first air duct 311, and the part of the water spraying pipe 8 inserted into the first air duct 311 is located above the air inlet port 3111 provided on the bottom wall of the first air duct 311, and the end of the water spraying pipe 8 located outside the first air duct 311 is communicated with a water source (a faucet, etc.) through a water supply pipe, and an electromagnetic valve is provided on the water supply pipe, when it is needed to flush the inner wall of the first air duct 311 at the corner, the electromagnetic valve is opened, water is supplied to the water spraying pipe 8, and water is sprayed to the inner wall of the first air duct 311 through the water spraying ports, and the water and the wire scraps flow into the outer drum 2 through the air inlet port 3111 of the first air duct 311, and finally are discharged through the drain pipe 7.

[0088] Preferably, as shown, Figures 5 to 7 The washing and drying integrated machine further comprises a second flushing device 9 installed in the second air duct 312, and the second flushing device 9 is used for flushing the evaporator 33.

[0089] The wire scraps are also easy to accumulate on the evaporator 33, and the second flushing device 9 is arranged to flush the evaporator 33, which is beneficial to guarantee the heat exchange efficiency of the air flow and the evaporator 33, thereby improving the efficiency of condensation and dehumidification, and further improving the drying efficiency.

[0090] Exemplarily, the second flushing device 9 comprises a strip-shaped shell, the shell is located above the evaporator 33 and extends in the front-rear direction, a plurality of water spraying holes are arranged on the bottom wall of the shell, the top of the shell is provided in an open manner, the top of the shell is sealingly connected with the inner top wall of the second air duct 312, the second air duct 312 is provided with a water inlet at a position corresponding to the shell, a water pipe joint 91 is installed on the water inlet, the water pipe joint 91 is communicated with a water source (a faucet, etc.) through a water supply pipe, and an electromagnetic valve is arranged on the water supply pipe, when it is needed to flush the evaporator 33, the electromagnetic valve is opened, water is supplied to the second flushing device 9, and water is sprayed to the evaporator 33 through the plurality of water spraying holes on the second flushing device 9, and the water and the wire scraps flow into the condensation water pipe 61 through the drain port 3123 of the second air duct 312, flow into the drain pipe 7 through the condensation water pipe 61, and finally are discharged through the drain pipe 7.

[0091] It should be noted that the second flushing device 9 is not limited to the shell structure described above, for example, the second flushing device 9 can also be arranged as a flushing water pipe or a flushing channel formed on the second air duct 312, and the adjustment and change of the specific structure of the second flushing device 9 do not deviate from the principles and ranges of the present application, and should be limited within the protection scope of the present application.

[0092] Preferably, as shown, Figures 9 to 11As shown, the lint filtering device 4 comprises a shell 41 and a first filter screen installed on the shell 41, a first side of the shell 41 is provided with an air inlet 411, a second side of the shell 41 is provided with an air outlet 412, one of the first side and the second side is a length direction side of the shell 41, and the other one of the first side and the second side is a width direction side of the shell 41, and the first filter screen is installed at the air outlet 412.

[0093] Exemplarily, the shell 41 of the lint filtering device 4 is a rectangular shell 41 and extends along the front-rear direction, the first side is a rear end surface of the shell 41 (i.e. a length direction side of the shell 41), and the second side is a right side of the shell 41 (i.e. a width direction side of the shell 41), the second side faces the second air duct 312, the airflow entering the first air duct 311 first enters the shell 41 through the air inlet 411 at the rear end of the shell 41, and then is discharged through the air outlet 412 at the right side of the shell 41 and enters the second air duct 312, and finally is blown into the drying cylinder through the fan 32 after being dehumidified by the evaporator 33 and heated by the condenser in the second air duct 312.

[0094] Preferably, the lint filtering device 4 further comprises a second filter screen installed in the shell 41, and the second filter screen is located between the air inlet 411 and the first filter screen.

[0095] By installing the second filter screen between the air inlet 411 and the first filter screen, the filtering effect of the lint filtering device 4 can be improved.

[0096] It should be noted that in actual application, the number of meshes of the first filter screen can be greater than that of the second filter screen, or the number of meshes of the first filter screen can be equal to that of the second filter screen.

[0097] Of course, it is preferred that the number of meshes of the first filter screen is greater than that of the second filter screen, that is, coarse filtering is first performed through the second filter screen, and then fine filtering is performed through the first filter screen.

[0098] Preferably, the second filter screen is in the shape of a circular arc and protrudes towards the first filter screen.

[0099] That is, the center of the second filter screen is located on the side of the second filter screen away from the first filter screen, which is beneficial to improve the filtering area of the second filter screen.

[0100] It should be noted that the shape of the second filter is not limited to an arc shape. For example, it can also be straight or V-shaped, etc. Such adjustments and changes to the specific shape of the second filter do not deviate from the principle and scope of this utility model and should be limited to the protection scope of this utility model.

[0101] Of course, it is preferable to set the second filter screen as an arc, which is more conducive to increasing the filtration area of ​​the second filter screen, thereby improving the filtration effect of the lint filter device 4.

[0102] Preferably, the second filter extends from the connection between the first and second sides of the housing 41 toward the third side of the housing 41, with the third side opposite to the second side.

[0103] Preferably, the second filter screen is connected to the third side of the outer casing 41.

[0104] Preferably, such as Figures 10 to 12 As shown, the lint filter device 4 of this utility model also includes a mounting bracket 42 that is detachably installed inside the housing 41. The mounting bracket 42 can be pulled out from the air inlet 411 of the housing 41, and the second filter screen is disposed on the mounting bracket 42.

[0105] By setting the mounting bracket 42 to be able to be pulled out from the air inlet 411 of the housing 41, it is convenient to clean the second filter. In addition, during the process of pulling out the mounting bracket 42 and the second filter, the lint filtered by the second filter will also come out with the mounting bracket 42, which can achieve the effect of scraping off lint.

[0106] Preferably, such as Figures 10 to 12 As shown, the mounting frame 42 of the lint filter device 4 of this utility model includes a first frame 421, a second frame 422 and a connecting plate 423. The first end of the first frame 421 is connected to the first end of the second frame 422, and the second end of the first frame 421 and the second end of the second frame 422 are connected by the connecting plate 423. The first frame 421 is located at the air inlet 411, the second filter screen is disposed on the second frame 422, and the connecting plate 423 is disposed opposite to the second side of the outer casing 41.

[0107] Preferably, the shape of the second frame 422 is the same as that of the second filter screen. If the second filter screen is set to be arc-shaped, the second frame 422 is also preferably arc-shaped. The second filter screen extends from the first end of the second frame 422 to the second end of the second frame 422.

[0108] Exemplarily, the first frame 421, the second frame 422 and the connecting plate 423 are connected in series, and the thread scraps filtered by the second filter screen are all located in the mounting rack 42, which is more conducive to scraping off the thread scraps filtered by the second filter screen when the mounting rack 42 is pulled out of the shell 41, thereby improving the effect of removing the thread scraps.

[0109] Preferably, as shown in Figure 10 and Figure 12 , the connecting plate 423 of the mounting rack 42 is attached to the inner wall of the third side of the shell 41.

[0110] That is, the second end of the second frame 422 is connected to the third side of the shell 41, that is, the second filter screen is connected to the third side of the shell 41.

[0111] Preferably, as shown in Figures 10 to 12 , the shell 41 of the thread scrap filtering device 4 is provided with a first clamping structure 416, and the first frame 421 is provided with a second clamping structure 4213, and the first clamping structure 416 and the second clamping structure 4213 are clamped and matched.

[0112] Exemplarily, the first clamping structure 416 is a socket provided on the shell 41, and the second clamping structure 4213 is a clamping hook provided on the first frame 421, and the clamping hook is matched with the socket, and the top and bottom of the shell 41 are each provided with a socket, and correspondingly, the top and bottom of the first frame 421 are also each provided with a clamping hook.

[0113] It should be noted that the first clamping structure 416 and the second clamping structure 4213 are not limited to the structure of the socket matched with the clamping hook as described above, for example, it can also be matched with the structure of the clamping hook and the socket, or matched with the structure of two clamping hooks, etc. Adjustment and change of the specific structure of the first clamping structure 416 and the second clamping structure 4213 do not deviate from the principles and scope of the present application, and should be limited within the protection scope of the present application.

[0114] Preferably, the radius of the second filter screen is R, and the size of the second filter screen along the length direction of the shell 41 is L, and 1.0≤R / L≤3.0.

[0115] Exemplarily, the connecting plate 423 of the mounting rack 42 is attached to the third side of the shell 41, and the two ends of the connecting plate 423 are connected to the second end of the first frame 421 and the second end of the second frame 422 respectively, and as shown in Figure 12 , the size L of the second filter screen along the length direction of the shell 41 is the length of the connecting plate 423.

[0116] By limiting R / L to between 1.0 and 3.0, the second filter screen can have a better filtering effect. For example, R / L can be set to 1.0, 1.5, 2.0, 2.5, or 3.0. Further preferably, 2.0≤R / L≤2.5.

[0117] Preferably, as shown in Figure 10 and Figure 11 , at least a portion of the shell 41 of the lint filter device 4 is transparent.

[0118] By setting a portion of the shell 41 to be transparent, it is convenient to observe whether the lint inside the shell 41 is cleaned.

[0119] Preferably, as shown in Figure 10 and Figure 11 , the shell 41 of the lint filter device 4 is provided with a cleaning window 413, and the shell 41 further comprises a cover plate 414 for closing the cleaning window 413, and the cover plate 414 is transparent.

[0120] Exemplarily, the cover plate 414 is pivotally connected with the shell 41, and when it is necessary to clean the lint inside the shell 41, the cover plate 414 can be opened, and the lint inside the shell 41 can be cleaned through the cleaning window 413 on the shell 41.

[0121] Preferably, as shown in Figure 9 , the outer side wall of the fourth side of the shell 41 of the lint filter device 4 is provided with a handle 43, and the fourth side is opposite to the first side.

[0122] By providing the handle 43 on the shell 41, it is more convenient to pull the lint filter device 4 out of the drying air duct 31.

[0123] Preferably, as shown in Figure 10 , Figure 11 and Figure 13 , the lint filter device 4 further comprises a scraping member 44, the scraping member 44 is connected with the mounting frame 42 and located on the side of the mounting frame 42 away from the air inlet 411 of the shell 41, and the scraping member 44 can scrape the lint inside the shell 41 during the extraction of the mounting frame 42.

[0124] The mounting frame 42 can only scrape the lint filtered by the second filter screen, and by providing the scraping member 44, the lint filtered by the first filter screen can also be scraped by the scraping member 44 during the extraction of the mounting frame 42, which is conducive to improving the cleaning efficiency of the lint filter device 4.

[0125] Exemplarily, the scraping member 44 is connected with the connecting plate 423 of the mounting frame 42, the connecting plate 423 connects the first frame 421 with the second frame 422 and then extends forward by a length for connecting with the scraping member 44. Of course, the connecting plate 423 can not extend forward, and the scraping member 44 can be directly connected with the connecting plate 423 at the position where the connecting plate 423 is connected with the second frame 422.

[0126] It should be noted that the scraping member 44 can be set as a scraping plate, a scraping block or a scraping frame and the like in actual application, and the adjustment and change of the specific structure of the scraping member 44 do not deviate from the principles and scope of the present application, and should be limited within the protection scope of the present application.

[0127] Preferably, as shown in Figure 10 and Figure 13 The scraping member 44 of the present application comprises a ring-shaped scraping plate 441 and a sealing plate 442, the ring-shaped scraping plate 441 is attached to the inner wall of the shell 41 of the wire scrap filtering device 4, and the sealing plate 442 is connected with the ring-shaped scraping plate 441 and seals the end of the ring-shaped scraping plate 441 away from the air inlet 411.

[0128] Exemplarily, the cross section of the shell 41 is rectangular, the shape surrounded by the ring-shaped scraping plate 441 is also a rectangular ring, the four surfaces of the ring-shaped scraping plate 441 are respectively attached to the four inner walls of the shell 41, and the sealing plate 442 is integrally arranged with the ring-shaped scraping plate 441. Among them, the sealing plate 442 can be regarded as the fourth side of the shell 41, and the handle 43 of the wire scrap filtering device 4 is arranged on the outer side wall of the sealing plate 442.

[0129] Preferably, as shown in Figures 7 to 10 The wire scrap filtering device 4 of the present application is provided with a first ring-shaped sealing member 45 at one end close to the plug-in port 3112 of the drying air duct 31, and is provided with a second ring-shaped sealing member 46 at the other end, the first ring-shaped sealing member 45 and the second ring-shaped sealing member 46 are both sealingly attached to the inner wall of the drying air duct 31, and the outer diameter of the first ring-shaped sealing member 45 is larger than that of the second ring-shaped sealing member 46.

[0130] That is to say, the size of the second ring-shaped sealing member 46 at the inner end is smaller, which is beneficial to reduce the friction between the wire scrap filtering device 4 and the drying air duct 31 during the installation and disassembly of the wire scrap filtering device 4, and is more labor-saving.

[0131] Exemplarily, the first annular sealing member 45 is arranged on the shell 41 close to one end of the plug interface 3112 of the drying air duct 31, and the second annular sealing member 46 is arranged on the mounting frame 42 away from the plug interface 3112, and specifically, the second annular sealing member 46 is arranged on the first frame 421, and the first annular sealing member 45 and the second annular sealing member 46 are both in sealing fit with the inner wall of the first air duct 311. Of course, in the case where the mounting frame 42 is not arranged, the second annular sealing member 46 can also be arranged on the shell 41 of the wire dust filtering device 4.

[0132] It should be noted that the specific structure of the first annular sealing member 45 and the second annular sealing member 46 is not limited in the utility model, for example, it can be arranged as an annular sealing gasket, an annular sealing ring or an annular structure composed of multiple sealing strips.

[0133] Preferably, as shown in Figure 10 and Figure 11 , the wire dust filtering device 4 is provided with a first annular groove 415, and the first annular sealing member 45 is a first annular sealing ring arranged in the first annular groove 415.

[0134] Exemplarily, the first annular groove 415 is arranged on one end of the shell 41 of the wire dust filtering device 4, and the first annular sealing ring is arranged in the first annular groove 415.

[0135] Preferably, as shown in Figure 10 and Figure 12 , the wire dust filtering device 4 is provided with a second annular groove 4211, and the second annular sealing member 46 is a second annular sealing ring arranged in the second annular groove 4211.

[0136] Exemplarily, the second annular groove 4211 is arranged on the first frame 421 of the mounting frame 42 of the wire dust filtering device 4, and the second annular sealing ring is arranged in the second annular groove 4211.

[0137] Preferably, as shown in Figure 7 and Figure 8 , the inner wall of the drying air duct 31 is provided with a blocking positioning structure 3113 away from the plug interface 3112, and the blocking positioning structure 3113 is in abutting fit with the wire dust filtering device 4 to position the wire dust filtering device 4 at a set installation position.

[0138] Exemplarily, the blocking positioning structure 3113 is arranged on the inner wall of the first air duct 311, and during the process of inserting the wire dust filtering device 4 into the first air duct 311, when the end of the wire dust filtering device 4 abuts against the blocking positioning structure 3113, the wire dust filtering device 4 cannot continue to advance, indicating that the wire dust filtering device 4 is installed in place.

[0139] It should be noted that the skilled person in the art can set the shell 41 of the thread waste filtering device 4 to abut against the blocking positioning structure 3113, or can set the mounting frame 42 of the thread waste filtering device 4 to abut against the blocking positioning structure 3113, or can further set a structure (such as a stop block or a stop plate, etc.) cooperating with the blocking positioning structure 3113 on the shell 41 or the mounting frame 42, and such flexible adjustment and change do not deviate from the principles and scope of the present application, and should be limited within the protection scope of the present application.

[0140] In addition, it should be further noted that the skilled person in the art can set the blocking positioning structure 3113 as a blocking positioning plate, a blocking positioning rib or a blocking positioning block, etc., and such adjustment and change of the specific structure of the blocking positioning structure 3113 do not deviate from the principles and scope of the present application, and should be limited within the protection scope of the present application.

[0141] Preferably, as shown in Figure 7 and Figure 8 , the blocking positioning structure 3113 is an annular positioning rib formed on the inner wall of the drying air duct 31.

[0142] Exemplarily, a ring of annular positioning ribs is arranged along the inner wall of the first air duct 311, and the annular positioning ribs protrude from the inner wall of the first air duct 311 to the inside of the first air duct 311, and the shell 41 or the mounting frame 42 of the thread waste filtering device 4 abuts against the ring of annular positioning ribs during the installation of the thread waste filtering device 4.

[0143] Preferably, as shown in Figure 7 , Figure 8 and Figure 12 , the annular positioning rib is provided with a first inclined surface 31131 on the side facing the plug-in port 3112 of the drying air duct 31, and the thread waste filtering device 4 is provided with a second inclined surface 4212, and the first inclined surface 31131 abuts against the second inclined surface 4212.

[0144] Exemplarily, the second inclined surface 4212 is arranged on the first frame 421 of the mounting frame 42 of the thread waste filtering device 4, and the first inclined surface 31131 in the first air duct 311 abuts against the second inclined surface 4212 on the mounting frame 42 of the thread waste filtering device 4 during the installation of the thread waste filtering device 4.

[0145] The skilled person in the art can understand that although some embodiments herein include certain features rather than other features included in other embodiments, the combination of features of different embodiments means to be within the scope of the present application and forms different embodiments. For example, in the claims of the present application, any one of the claimed embodiments can be used in any combination.

[0146] Thus far, the technical scheme of the utility model has been described in combination with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the protection scope of the utility model is obviously not limited to these specific embodiments. Those skilled in the art can make equivalent changes or replacements to the related technical features without deviating from the principles of the utility model, and the technical schemes after these changes or replacements will all fall within the protection scope of the utility model.

Claims

1. A washer-dryer, characterized in that, The washing and drying integrated machine comprises a box body (1) and an inner cylinder, an outer cylinder (2), a drying device and a condensate water pipe (61) installed in the box body (1), the inner cylinder is rotatably installed in the outer cylinder (2), the drying device comprises a drying air duct (31) and a heat pump module, the drying air duct (31) communicates with the outer cylinder (2), the evaporator (33) and the condenser of the heat pump module are both installed in the drying air duct (31), the evaporator (33) is located upstream of the condenser, the drying air duct (31) is provided with a drain port (3123) at a position corresponding to the evaporator (33), and the drain port (3123) communicates with a drain pump or a drain pipe (7) of the washing and drying integrated machine through the condensate water pipe (61).

2. The washer-dryer according to claim 1, characterized in that, The drying air duct (31) comprises a first air duct (311) and a second air duct (312) in communication, the first air duct (311) and the second air duct (312) are both located above the outer cylinder (2), the first air duct (311) extends in the front-rear direction, the second air duct (312) extends in the left-right direction and is close to the front end of the outer cylinder (2), the evaporator (33) and the condenser are both installed in the second air duct (312), the drain port (3123) is arranged on the second air duct (312), and the washing and drying integrated machine further comprises a lint filter device (4) installed in the first air duct (311).

3. The washer-dryer according to claim 2, characterized in that, The lint filter device (4) comprises a shell (41) and a first filter screen installed on the shell (41), a first side surface of the shell (41) is provided with an air inlet (411), a second side surface of the shell (41) is provided with an air outlet (412), one of the first side surface and the second side surface is a length direction side surface of the shell (41), and the other of the first side surface and the second side surface is a width direction side surface of the shell (41), and the first filter screen is installed at the air outlet (412).

4. The washer-dryer according to claim 3, characterized in that, The lint filter device (4) further comprises a second filter screen, and the second filter screen is located between the air inlet (411) and the first filter screen.

5. The washer-dryer according to claim 4, characterized in that, The second filter screen is in the shape of a circular arc and protrudes towards the first filter screen.

6. The washer-dryer according to claim 4, characterized in that, The lint filter device (4) further comprises a mounting bracket (42) detachably installed in the shell (41), the mounting bracket (42) can be pulled out from the air inlet (411), and the second filter screen is arranged on the mounting bracket (42).

7. The washer-dryer according to claim 6, characterized in that, The mounting frame (42) comprises a first frame (421), a second frame (422) and a connecting plate (423), the first end of the first frame (421) is connected with the first end of the second frame (422), the second end of the first frame (421) and the second end of the second frame (422) are connected through the connecting plate (423), the first frame (421) is located at the air inlet (411), the second filter screen is arranged on the second frame (422), and the connecting plate (423) is arranged opposite to the second side face.

8. The washer-dryer according to claim 2, characterized in that, The lint filtering device (4) is detachably mounted in the first air duct (311), the first air duct (311) is provided with a plug interface (3112) on one side of the front panel of the box body (1), the lint filtering device (4) is inserted into the first air duct (311) through the plug interface (3112), the front panel is provided with a dismounting port opposite to the plug interface (3112), and the lint filtering device (4) can be pulled out from the dismounting port.

9. The washer-dryer according to any one of claims 1 to 8, characterized in that, A one-way valve (62) is arranged on the condensate pipe (61).

10. The washer-dryer according to any one of claims 1 to 8, characterized in that, The drying air duct (31) is located above the outer cylinder (2), the air outlet (21) is arranged on the cylinder wall of the outer cylinder (2), the air outlet (21) is close to the rear end of the outer cylinder (2), the window pad (22) is mounted at the cylinder opening of the outer cylinder (2), the air return port (23) is arranged on the window pad (22), the air inlet port (3111) of the drying air duct (31) is in communication with the air outlet (21), the air outlet port (3121) of the drying air duct (31) is in communication with the air suction port of the fan (32) of the drying device, and the air exhaust port of the fan (32) is in communication with the air return port (23).

Images