Wall-mounted washing machine

Abstract

The utility model provides a wall-mounted washing machine, which belongs to the technical field of washing machines, solves the trouble of repeatedly adding water and discharging sewage, also solves the problem that a small drum washing machine is difficult to dewater, and also solves the problem that a water outlet is easily blocked by dirt or sundries during drainage. A wall-mounted washing machine comprises a spin-drying inner cylinder, a drainage outer cylinder sleeved outside the spin-drying inner cylinder and a protective shell arranged outside the drainage outer cylinder, a bottom plate is fixed to the bottom of the protective shell, a plurality of fixing screw holes are formed in the bottom plate, the bottom plate is fixedly connected with the drainage outer cylinder, a first drainage four-way joint is arranged on the drainage outer cylinder, and a second drainage four-way joint is arranged on the drainage four-way joint. A second drainage four-way joint is fixed to the bottom plate, the first drainage four-way joint is connected with the second drainage four-way joint, the bottom plate is provided with a high-speed dewatering assembly, the high-speed dewatering assembly is connected with the spin-drying inner barrel, and a clothes drying assembly is arranged on the drainage outer barrel. The device has the advantages that the influence of pipeline blockage on the drainage process is reduced, and the overall operation efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of washing machines and relates to a washing machine, in particular to a wall-mounted washing machine. Background Art

[0002] Existing washing machines are generally placed on the ground. However, due to the limited space in the house, especially in the mini bathroom of a small apartment, the space is too narrow for two people to stand at the same time, let alone placing a floor-standing washing machine. At this time, a wall-mounted washing machine can solve the limitation of limited bathroom space. It is relatively small in size and does not take up space, which greatly meets the user's laundry requirements.

[0003] Existing washing machines generally need to repeat the laundry operation for many times, and need to discharge sewage after each laundry. After discharging sewage for many times, clothing debris in the pipe is likely to accumulate and clog, resulting in reduced drainage efficiency and the risk of clogging. Utility Model Content

[0004] The purpose of the utility model is to solve the above-mentioned problems in the existing technology and propose a wall-mounted washing machine. The technical problems to be solved by the utility model are: the trouble of repeatedly adding water and discharging sewage, the problem of difficulty in dehydrating a small drum washing machine, and the confusion that the water outlet is easily blocked by dirt or debris.

[0005] The purpose of the utility model can be achieved through the following technical solutions:

[0006] A wall-mounted washing machine comprises a spin-drying inner drum, a drainage outer drum connected to the outer spin-drying inner drum, and a protective shell arranged outside the drainage outer drum, wherein a bottom plate is fixed to the bottom of the protective shell, a plurality of fixing screw holes are provided on the bottom plate, the bottom plate is fixedly connected to the drainage outer drum, a drainage four-way 1 is arranged on the drainage outer drum, a drainage four-way 2 is fixed on the bottom plate, the drainage four-way 1 is connected to the drainage four-way 2, a high-speed dehydration component is arranged on the bottom plate, the high-speed dehydration component is connected to the spin-drying inner drum, and a clothes drying component is arranged on the drainage outer drum.

[0007] The working principle of the utility model is: the high-speed dehydration component can be used to drive the spin-drying inner drum to rotate at a high speed, so as to spin-dry the clothes, thereby improving the overall washing efficiency, and the clothes drying component can be used to dry the clothes after spinning, and the normal drainage work can be completed through the drainage four-way one and the drainage four-way two, and the problem of pipe blockage can be solved by the two.

[0008] The clothes drying component includes a drying fan fixed on the bottom plate, an air duct opened on the outer wall of the drainage outer cylinder, and a PTC heating sheet fixed in the air duct. One end of the air duct is connected to the interior of the drainage outer cylinder, and a defoaming net is fixed to one end of the air duct. The other end of the air duct is connected to the output end of the drying fan. An air inlet connected to the drainage outer cylinder is opened on the bottom plate, and an air outlet connected to the drainage outer cylinder is opened on the bottom plate.

[0009] By adopting the above structure, the outside air can be sucked in from the air inlet through the drying fan, and then controlled to be transported into the air duct, and the air is heated by the PTC heating plate in the air duct. Then, the air is transported through the air duct to the inside of the drainage outer drum, so as to achieve hot air drying of the clothes accumulated in the spin drying inner drum, and then the water vapor and excess heat are discharged from the air outlet.

[0010] The first interface of the drainage four-way one is connected to the interior of the drainage outer cylinder, the second interface of the drainage four-way one is connected to the air pressure chamber, the third interface of the drainage four-way one is connected to the drainage valve, and the fourth interface of the drainage four-way one is threadedly connected to the sealing cover.

[0011] By adopting the above structure, the fourth interface of the four-way drainage can be used as an emergency drainage structure. When emergency drainage work is required, the sealing cover can be removed to prevent other pipes from being blocked and causing problems that affect normal drainage.

[0012] A solenoid valve mounting frame 1 and a solenoid valve mounting frame 2 are fixed on the bottom plate, the solenoid valve mounting frame 1 is fixedly connected to the drain valve, the first interface of the drain four-way 2 is connected to the drain valve, the second interface of the drain four-way 2 is fixedly connected to the drain valve, one end of the overflow pipe is connected to the interlayer between the spin-drying inner cylinder and the drainage outer cylinder, the third interface of the drain four-way 2 is connected to the drainage pipe, and the fourth interface of the drain four-way 2 is threadedly connected to a sealing cap.

[0013] With the above structure, the water overflowing from the spin-drying inner drum can be collected through the overflow pipe and discharged, thereby preventing excessive water accumulation inside and maintaining normal operation of the washing operation.

[0014] A water inlet valve is fixed on the second solenoid valve mounting frame, a water inlet pipe is connected to the water inlet valve, a water injection hole is opened on the inner wall of the drainage outer cylinder, and a pipeline is connected between the water injection hole and the water inlet valve.

[0015] With the above structure, the fixed connection between the utility model and the wall can be achieved through expansion bolts, thereby achieving the wall-hanging capability.

[0016] The high-speed dehydration component includes a motor fixed on a base plate, a shaft sleeve is provided on the output end of the motor, and the shaft sleeve and the base plate are fused by injection molding, a driving shaft is rotatably connected to the base plate, a pair of bearings are embedded in the shaft sleeve, the pair of bearings are both sleeved on the driving shaft, and an inner drum driving bracket is coaxially fixedly connected to the driving shaft, the inner drum driving bracket is fixedly connected to the center of the inner drum of the spin drying, a water seal is sleeved on the driving shaft, and the driving shaft is coaxially fixedly connected to the output end of the motor.

[0017] By adopting the above structure, the structural strength can be improved through the shaft sleeve to ensure the normal operation of the motor driving the spin dryer inner drum at high speed, and because the bearing sleeve is connected to the drive shaft, the output operation state of the motor output end and the drive shaft is further ensured, thereby improving the overall operation stability.

[0018] The spin-drying inner drum is provided with a plurality of water filtering holes, and a plurality of lifting ribs are annularly fixed on the inner wall of the spin-drying inner drum.

[0019] With the above structure, the clothes can be washed by rotating the inner drum and cooperating with the lifting ribs to continuously beat and rub the clothes, and the laundry detergent and water can be used to clean the clothes.

[0020] A door sealing plate is fixed between the drainage outer cylinder and the top of the protective shell, the door sealing plate is hinged with a door cover bottom plate, a door cover middle plate is fixed on the door cover bottom plate, and a door cover panel is fixed on the door cover middle plate.

[0021] By adopting the above structure, the three-layer structure of the door cover bottom plate, the door cover middle plate and the door cover front plate can realize a sealed internal cleaning environment to prevent clothes from being thrown out or water from overflowing during the cleaning process, and to improve the overall structural strength of the door cover and enhance protection.

[0022] A pressure water level sensor is fixed on the outer wall of the drainage outer cylinder, and an output end of the pressure water level sensor is connected to a pressure conduit, which is connected to the pressure chamber.

[0023] With the above structure, the pressure water level sensor can be used to sense the liquid level pressure inside the drainage four-way one, so that when there is blockage or leakage inside the drainage four-way one, it can also quickly remind the surrounding personnel and improve the overall use effect.

[0024] Expansion bolts are threadedly connected to the plurality of fixing screw holes, and the plurality of expansion bolts are expanded and fixedly matched with the holes pre-opened in the wall.

[0025] With the above structure, the fixed connection between the utility model and the wall can be achieved through expansion bolts, thereby achieving the wall-hanging capability.

[0026] Compared with the prior art, this wall-mounted washing machine has the following advantages:

[0027] 1. The drying fan draws in outside air from the air inlet, and then controls and transports it into the air duct. The air is heated by the PTC heating sheet in the air duct, and then transported through the air duct to the inside of the drainage outer drum, so as to dry the clothes accumulated in the spin drying inner drum with hot air, and then the water vapor and excess heat are discharged from the air outlet.

[0028] 2. The fourth interface of the drainage four-way is used as an emergency drainage structure. When emergency drainage work is required, the sealing cover can be removed to prevent other pipes from being blocked and affecting the normal drainage.

[0029] 3. Collect the overflowing water from the spin-dryer drum through the overflow pipe and drain it to prevent excessive water accumulation inside and maintain normal washing operation.

[0030] 4. The structural strength is improved by the shaft sleeve to ensure the normal operation of the spin-drying inner drum driven by the motor at high speed. In addition, since the bearing sleeve is connected to the output end of the motor, the output operation state of the motor output end is further ensured, thereby improving the overall operation stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 It is a structural schematic diagram of the utility model.

[0032] Figure 2 It is a structural schematic diagram of the bottom of the utility model.

[0033] Figure 3 It is a structural schematic diagram of the drainage outer cylinder in the utility model.

[0034] Figure 4 It is a schematic diagram of the drainage structure in the utility model.

[0035] Figure 5 It is a structural sectional view of the utility model without a drying inner drum.

[0036] Figure 6 It is a schematic diagram of the structure of the utility model with a spin-drying inner drum inside.

[0037] Figure 7 It is a structural schematic diagram of the internal section view in the utility model.

[0038] Figure 8 This is a schematic diagram of the structure of the high-speed dehydration component of the utility model.

[0039] Fig. 9 This is a structural diagram of the clothes drying component in the utility model.

[0040] In the figure, 1, spin-drying inner drum; 2, drainage outer drum; 3, protective shell; 4, bottom plate; 5, fixing screw holes; 6, drainage four-way one; 7, drainage four-way two; 8, drying fan; 9, air duct; 10, PTC heating sheet; 11, defoaming net; 12, air inlet; 13, air outlet; 14, air pressure chamber; 15, drainage valve; 16, sealing cover; 17, solenoid valve mounting frame one; 18, solenoid valve mounting frame two; 19, overflow Pipe; 20, drainage pipe; 21, sealing cap; 22, water inlet valve; 23, water inlet pipe; 24, water injection hole; 25, motor; 26, bushing; 27, bearing; 28, drive shaft; 29, inner tube drive bracket; 30, water seal; 31, water filter hole; 32, lifting rib; 33, door sealing plate; 34, door cover bottom plate; 35, door cover middle plate; 36, door cover panel; 37, pressure water level sensor; 38, air pressure duct. DETAILED DESCRIPTION

[0041] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0042] like Figure 1-Figure 9 As shown, a wall-mounted washing machine comprises a spin-drying inner drum 1, a drainage outer drum 2 connected to the outer side of the spin-drying inner drum 1, and a protective shell 3 arranged outside the drainage outer drum 2. A bottom plate 4 is fixed to the bottom of the protective shell 3, and a plurality of fixing screw holes 5 are opened on the bottom plate 4. The bottom plate 4 is fixedly connected to the drainage outer drum 2, and a drainage four-way 1 6 is arranged on the drainage outer drum 2. A drainage four-way 2 7 is fixed on the bottom plate 4, and the drainage four-way 1 6 is connected to the drainage four-way 2 7. A high-speed dehydration component is arranged on the bottom plate 4, and the high-speed dehydration component is connected to the spin-drying inner drum 1, and a clothes drying component is arranged on the drainage outer drum 2.

[0043] The high-speed dehydration component can be used to drive the spin-drying inner drum 1 to rotate at a high speed to spin-dry the clothes, thereby improving the overall washing efficiency, and the clothes drying component can be used to dry the clothes after spinning, and the normal drainage work can be completed through the drainage four-way 1 6 and the drainage four-way 2 7, and the problem of pipe blockage can be solved by the two.

[0044] The clothes drying component includes a drying fan 8 fixed on the bottom plate 4, an air duct 9 opened on the outer wall of the drainage outer cylinder 2, and a PTC heating plate 10 fixed in the air duct 9. One end of the air duct 9 is connected to the interior of the drainage outer cylinder 2, and a defoaming net 11 is fixed to one end of the air duct 9. The other end of the air duct 9 is connected to the output end of the drying fan 8. An air inlet 12 connected to the drainage outer cylinder 2 is opened on the bottom plate 4, and an air outlet 13 connected to the drainage outer cylinder 2 is opened on the bottom plate 4.

[0045] By adopting the above structure, the outside air can be sucked in from the air inlet 12 by the drying fan 8, and then controlled to be transported into the air duct 9, and the air is heated by the PTC heating sheet 10 in the air duct 9, and then transported through the air duct 9 to the inside of the drainage outer drum 2, so as to achieve hot air drying of the clothes accumulated in the spin drying inner drum 1, and then the water vapor and excess heat are discharged from the air outlet 13.

[0046] The first interface of the drainage four-way 6 is connected to the interior of the drainage outer cylinder 2, the second interface of the drainage four-way 6 is connected to the air pressure chamber 14, the third interface of the drainage four-way 6 is connected to the drainage valve 15, and the fourth interface of the drainage four-way 6 is threadedly connected to the sealing cover 16.

[0047] With the above structure, the fourth interface of the drainage four-way 6 can be used as an emergency drainage structure. When emergency drainage work is required, the sealing cover 16 can be taken out to prevent other pipes from being blocked and causing problems that affect normal drainage.

[0048] A solenoid valve mounting frame 17 and a solenoid valve mounting frame 2 18 are fixed on the bottom plate 4, the solenoid valve mounting frame 17 is fixedly connected to the drain valve 15, the first interface of the drain four-way 27 is connected to the drain valve 15, the second interface of the drain four-way 27 is fixedly connected to the drain valve 15, one end of the overflow pipe 19 is connected to the interlayer between the spin-drying inner drum 1 and the drainage outer drum 2, the third interface of the drain four-way 27 is connected to the drainage pipe 20, and the fourth interface of the drain four-way 27 is threadedly connected to the sealing cap 21.

[0049] With the above structure, the water overflowing from the spin-drying inner drum 1 can be collected and discharged through the overflow pipe 19, thereby preventing excessive water accumulation inside and maintaining normal operation of the laundry.

[0050] A water inlet valve 22 is fixed on the electromagnetic valve mounting frame 18 , a water inlet pipe 23 is connected to the water inlet valve 22 , a water injection hole 24 is opened on the inner wall of the drainage outer cylinder 2 , and a pipeline is connected between the water injection hole 24 and the water inlet valve 22 .

[0051] With the above structure, the fixed connection between the utility model and the wall can be achieved through expansion bolts, thereby achieving the wall-hanging capability.

[0052] The high-speed dehydration component includes a motor 25 fixed on the base plate 4, a shaft sleeve 26 is provided on the output end of the motor 25, and the shaft sleeve 26 and the base plate 4 are fused by injection molding, a driving shaft 28 is rotatably connected to the base plate 4, a pair of bearings 27 are embedded in the shaft sleeve 26, the pair of bearings 27 are both sleeved on the driving shaft 28, and an inner drum driving bracket 29 is coaxially fixedly connected to the driving shaft 28, the inner drum driving bracket 29 is fixedly connected to the center of the spin-drying inner drum 1, a water seal 30 is sleeved on the driving shaft 28, and the driving shaft 28 is coaxially fixedly connected to the output end of the motor 25.

[0053] By adopting the above structure, the structural strength can be improved through the shaft sleeve 26 to ensure the normal operation of the motor 25 driving the spin-drying inner drum 1 at high speed, and because the bearing 27 is sleeved on the drive shaft 28, the output operation state of the output end of the motor 25 and the drive shaft 28 is further ensured, thereby improving the overall operation stability.

[0054] A plurality of water filtering holes 31 are provided on the spin-drying inner drum 1 , and a plurality of lifting ribs 32 are annularly fixed on the inner wall of the spin-drying inner drum 1 .

[0055] With the above structure, the clothes can be washed by rotating the inner drum 1 in coordination with the lifting ribs 32 to continuously beat and rub the clothes, and the laundry detergent and water can be used to wash the clothes.

[0056] A door sealing plate 33 is fixed between the drainage outer cylinder 2 and the top of the protective shell 3 , the door sealing plate 33 is hinged with a door cover bottom plate 34 , a door cover middle plate 35 is fixed on the door cover bottom plate 34 , and a door cover panel 36 is fixed on the door cover middle plate 35 .

[0057] By adopting the above structure, the three-layer structure of the door cover bottom plate 34, the door cover middle plate 35, and the door cover front plate 36 can realize a sealed internal cleaning environment to prevent clothes from being thrown out or water from overflowing during the cleaning process, and to improve the overall structural strength of the door cover and enhance protection.

[0058] A pressure water level sensor 37 is fixed to the outer wall of the drainage outer cylinder 2 , and an output end of the pressure water level sensor 37 is connected to an air pressure conduit 38 , which is connected to the air pressure chamber 14 .

[0059] With the above structure, the pressure water level sensor 37 can sense the liquid level pressure inside the drainage 4-way 6, so that when there is blockage or leakage inside the drainage 4-way 6, it can also quickly remind the surrounding personnel, thereby improving the overall use effect.

[0060] Expansion bolts are threadedly connected to the plurality of fixing screw holes 5 , and the plurality of expansion bolts are expanded and fixedly matched with the pre-opened holes in the wall.

[0061] With the above structure, the fixed connection between the utility model and the wall can be achieved through expansion bolts, thereby achieving the wall-hanging capability.

[0062] The working principle of the utility model is as follows: the clothes to be washed are put into the spin-drying inner drum 1, and then the door cover is closed, and water is input into the drainage outer drum 2 through the water inlet valve 22. When the water level reaches a suitable height, the motor 25 drives the driving shaft 28 to rotate, and the driving shaft 28 drives the inner drum driving bracket 29 to rotate, and then the inner drum driving bracket 29 further drives the entire spin-drying inner drum 1 to rotate, and the spin-drying inner drum 1 rotates and cooperates with the lifting ribs 32 to continuously beat and rub the clothes, and cooperates with the laundry detergent and the water body to realize the process of washing the clothes. When the washing is completed, the drain valve 15 can be opened, and the water flows into the drainage four-way 1 6 through gravity, and then flows into the drainage four-way 2 7 through the drainage four-way 1 6, and finally flows into the drainage pipe 20 to be discharged, and the drainage outer drum After the water in the spin-drying inner drum 2 is discharged, the motor 25 can be started again to rotate the spin-drying inner drum 1 at a high speed, and the water in the clothes is discharged by centrifugal force, and then the outside air is sucked from the air inlet 12 by the drying fan 8, and then the control is transported to the air duct 9, and the air is heated by the PTC heating plate 10 in the air duct 9, and then transported through the air duct 9 to the inside of the drainage outer drum 2, so that the clothes accumulated in the spin-drying inner drum 1 are dried with hot air, and then the water vapor and excess hot air are discharged from the air outlet 13, so that the clothes are washed and dried quickly, and the fourth interface of the drainage four-way 6 is used as an emergency drainage structure. When emergency drainage work is needed, the sealing cover 16 can be taken out to prevent other pipelines from being blocked and affecting the normal drainage.

[0063] In summary, the high-speed dehydration component drives the spin-drying inner drum 1 to rotate at a high speed to spin-dry the clothes, thereby improving the overall washing efficiency, and the clothes drying component is used to dry the clothes after spinning, and the normal drainage work is completed through the drainage four-way 1 6 and the drainage four-way 2 7, and the problem of pipe blockage is solved by the two.

[0064] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

Claims

1. A wall-mounted washing machine, comprising a spin-drying inner drum (1), a drainage outer drum (2) connected to the outer surface of the spin-drying inner drum (1), and a protective outer shell (3) arranged outside the drainage outer drum (2), characterized in that: A bottom plate (4) is fixed to the bottom of the protective shell (3), a plurality of fixing screw holes (5) are provided on the bottom plate (4), the bottom plate (4) is fixedly connected to the drainage outer cylinder (2), a drainage four-way (6) is provided on the drainage outer cylinder (2), a drainage four-way (7) is fixed on the bottom plate (4), the drainage four-way (6) is connected to the drainage four-way (7), a high-speed dehydration component is provided on the bottom plate (4), the high-speed dehydration component is connected to the spin-drying inner cylinder (1), and a clothes drying component is provided on the drainage outer cylinder (2).

2. A wall-mounted washing machine according to claim 1, characterized in that: The clothes drying component comprises a drying fan (8) fixed to a bottom plate (4), an air duct (9) provided on the outer wall of a drainage outer cylinder (2), and a PTC heating sheet (10) fixed in the air duct (9); one end of the air duct (9) is connected to the interior of the drainage outer cylinder (2), and a defoaming net (11) is fixed to one end of the air duct (9); the other end of the air duct (9) is connected to the output end of the drying fan (8); an air inlet (12) connected to the drainage outer cylinder (2) is provided on the bottom plate (4), and an air outlet (13) connected to the drainage outer cylinder (2) is provided on the bottom plate (4).

3. A wall-mounted washing machine according to claim 1, characterized in that: The first interface of the drainage four-way (6) is connected to the interior of the drainage outer cylinder (2), the second interface of the drainage four-way (6) is connected to the air pressure chamber (14), the third interface of the drainage four-way (6) is connected to the drainage valve (15), and the fourth interface of the drainage four-way (6) is threadedly connected to the sealing cover (16).

4. A wall-mounted washing machine according to claim 3, characterized in that: A solenoid valve mounting frame 1 (17) and a solenoid valve mounting frame 2 (18) are fixed on the bottom plate (4); the solenoid valve mounting frame 1 (17) is fixedly connected to the drain valve (15); a first interface of the drain 4-way 2 (7) is connected to the drain valve (15); an overflow pipe (19) is fixedly connected to the second interface of the drain 4-way 2 (7); one end of the overflow pipe (19) is connected to the interlayer between the spin-drying inner drum (1) and the drain outer drum (2); a third interface of the drain 4-way 2 (7) is connected to a drain pipe (20); and a fourth interface of the drain 4-way 2 (7) is threadedly connected to a sealing cap (21).

5. A wall-mounted washing machine according to claim 4, characterized in that: A water inlet valve (22) is fixed on the second solenoid valve mounting frame (18), a water inlet pipe (23) is connected to the water inlet valve (22), a water injection hole (24) is opened on the inner wall of the drainage outer cylinder (2), and a pipeline is connected between the water injection hole (24) and the water inlet valve (22).

6. A wall-mounted washing machine according to claim 1, characterized in that: The high-speed dehydration component comprises a motor (25) fixed on a bottom plate (4); a shaft sleeve (26) is arranged on the output end of the motor (25); the shaft sleeve (26) and the bottom plate (4) are fused by injection molding; a driving shaft (28) is rotatably connected to the bottom plate (4); a pair of bearings (27) are embedded in the shaft sleeve (26); the pair of bearings (27) are both sleeved on the driving shaft (28); an inner drum driving bracket (29) is coaxially fixedly connected to the driving shaft (28); the inner drum driving bracket (29) is fixedly connected to the center of the spin-drying inner drum (1); a water seal (30) is sleeved on the driving shaft (28); and the driving shaft (28) and the output end of the motor (25) are coaxially fixedly connected.

7. A wall-mounted washing machine according to claim 1, characterized in that: The spin-drying inner drum (1) is provided with a plurality of water filtering holes (31), and a plurality of lifting ribs (32) are annularly fixed on the inner wall of the spin-drying inner drum (1).

8. A wall-mounted washing machine according to claim 1, characterized in that: A door sealing plate (33) is fixed between the drainage outer cylinder (2) and the top of the protective outer shell (3); the door sealing plate (33) is hingedly connected to a door cover bottom plate (34); a door cover middle plate (35) is fixed on the door cover bottom plate (34); and a door cover panel (36) is fixed on the door cover middle plate (35).

9. A wall-mounted washing machine according to claim 3, characterized in that: A pressure water level sensor (37) is fixed to the outer wall of the drainage outer cylinder (2); the output end of the pressure water level sensor (37) is connected to an air pressure conduit (38); and the air pressure conduit (38) is connected to the air pressure chamber (14).

10. A wall-mounted washing machine according to claim 1, characterized in that: Expansion bolts are threadedly connected to the plurality of fixing screw holes (5), and the plurality of expansion bolts are expanded and fixedly matched with holes pre-opened in the wall.

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