CN112442852B - Washing machine - Google Patents
Washing machine Download PDFInfo
- Publication number
- CN112442852B CN112442852B CN201910817164.6A CN201910817164A CN112442852B CN 112442852 B CN112442852 B CN 112442852B CN 201910817164 A CN201910817164 A CN 201910817164A CN 112442852 B CN112442852 B CN 112442852B
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- arc
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- hole
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- 238000005406 washing Methods 0.000 title claims abstract description 46
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 10
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 230000007704 transition Effects 0.000 claims description 17
- 125000006850 spacer group Chemical group 0.000 description 7
- 230000004308 accommodation Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/30—Driving arrangements
- D06F37/304—Arrangements or adaptations of electric motors
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/20—Mountings, e.g. resilient mountings, for the rotary receptacle, motor, tub or casing; Preventing or damping vibrations
- D06F37/206—Mounting of motor
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The invention belongs to the technical field of household appliances, and particularly relates to a washing machine. The invention aims to solve the problems of unstable belt running and serious vibration of the whole machine. The washing machine comprises a motor and a speed reducer, wherein the speed reducer comprises a supporting plate, a connecting hole is formed in the supporting plate, a rod-shaped connecting piece is arranged in the connecting hole, the motor comprises a handle, a strip hole is formed in an area corresponding to the handle and the connecting hole, at least one long side of the strip hole is a wavy side wall, the at least one wavy side wall comprises at least two arc walls, each arc wall and a corresponding area of the other long side form a containing space, the rod-shaped connecting piece is arranged in one containing space in a penetrating mode, the distance from the junction point of two adjacent arc walls in the same long side to the corresponding area of the other long side is smaller than the rod diameter of the rod-shaped connecting piece, the rod-shaped connecting piece is matched with the corresponding arc wall, the position of the motor relative to the supporting plate is fixed, stable running of a belt is guaranteed, and vibration of the whole machine is reduced.
Description
Technical Field
The invention belongs to the technical field of household appliances, and particularly relates to a washing machine.
Background
With the development of technology, washing machines are widely used because they can automatically clean dirt and liberate hands.
The washing machine generally comprises a fixed-frequency motor, a transmission device and a heat radiating device, wherein the fixed-frequency motor drives the heat radiating device to move through the transmission device so as to reduce the temperature, and further, the reliable operation of the washing machine is ensured. Specifically, transmission includes the belt and is used for installing the driving pulley and the driven pulley of belt, and driving pulley installs on the motor shaft of motor, and driven pulley is used for exporting the motion in order to drive heat abstractor operation, and then realizes heat abstractor reduction temperature.
However, when the belt is installed on the driving belt wheel and the driven belt wheel, tensioning is needed, the motor shaft of the driving belt wheel is stressed by tensioning the belt, the motor is inclined due to the stress of the motor shaft, the installation position of the motor is changed, the belt is not stable in operation due to the change of the motor position in the use process, and the vibration of the whole machine is serious.
Accordingly, there is a need in the art for a new washing machine to solve the above-mentioned problems.
Disclosure of Invention
In order to solve the problems in the prior art, namely the problems of unstable belt running and serious vibration of the whole machine. The invention provides a washing machine, which comprises a motor and a speed reducer;
The speed reducer comprises a supporting plate, a connecting hole is formed in the supporting plate, and a rod-shaped connecting piece is arranged in the connecting hole;
The motor is installed in the backup pad, and the motor includes the handle, and the region that handle and connecting hole correspond is provided with rectangular hole, and at least one long limit of rectangular hole is the wave lateral wall, and wherein, at least one wave lateral wall includes two at least arc walls, and every arc wall constitutes a accommodation space with the corresponding region on another long limit, and the shaft-like connecting piece wears to install in one of them accommodation space, and the juncture of two adjacent arc walls to the corresponding regional distance on another long limit in same long limit is less than the pole footpath of shaft-like connecting piece.
In the preferred technical scheme of the washing machine, the arc-shaped walls are arc-shaped walls, and the diameters of the arc-shaped walls are all equal.
In the preferred technical scheme of the washing machine, the centers of the plurality of arc-shaped walls are distributed along the length direction of the long side of the strip hole by taking the plane parallel to the supporting plate as a cross section.
In the preferred technical scheme of the washing machine, the centers of the arc-shaped walls are arranged at equal intervals along the length direction of the long side of the strip hole.
In the preferred technical scheme of the washing machine, both long sides of the strip hole are wavy side walls;
Wherein, a wave-shaped side wall comprises at least two arc-shaped walls, and each arc-shaped wall and the corresponding area of the other long side form a containing space; the other wavy side wall comprises at least one arc-shaped wall and at least one transition wall, the transition wall is arc-shaped, and the curvature radius of the transition wall is larger than that of the arc-shaped wall.
In the preferred technical scheme of the washing machine, both long sides of the strip hole are wavy side walls;
One of the undulating side walls includes at least two arcuate walls and the other undulating side wall includes at least two arcuate walls, and the arcuate walls in one of the undulating side walls are at least one of the same as the arcuate walls in the other undulating side wall.
In the preferred technical scheme of the washing machine, the region of the handle corresponding to the connecting hole is provided with a mounting hole, a first gasket is arranged in the mounting hole, and the strip hole is formed in the first gasket.
In the preferred technical scheme of the washing machine, the washing machine further comprises a height adjusting piece arranged between the supporting plate and the handle, and two ends of the height adjusting piece are respectively contacted with the supporting plate and the first gasket.
In a preferred embodiment of the above washing machine, the height adjuster is a flange located on an outer sidewall of the first gasket.
In the preferred technical scheme of the washing machine, the washing machine further comprises a second gasket, the second gasket is provided with a strip hole, and the second gasket is arranged on one side of the handle, which is away from the height adjusting piece.
It can be understood by those skilled in the art that the washing machine of the invention comprises a motor and a decelerator, the decelerator comprises a supporting plate, a connecting hole is arranged on the supporting plate, a rod-shaped connecting piece is arranged in the connecting hole, the motor is arranged on the supporting plate, the motor comprises a handle, a strip hole is arranged in a region corresponding to the connecting hole, at least one long side of the strip hole is a wavy side wall, at least one wavy side wall comprises at least two arc walls, each arc wall and a corresponding region of the other long side form a containing space, the rod-shaped connecting piece is arranged in one containing space in a penetrating way, the distance from the junction point of two adjacent arc walls in the same long side to the corresponding region of the other long side is smaller than the rod diameter of the rod-shaped connecting piece, the rod-shaped connecting piece is matched with the corresponding arc wall, the position of the motor relative to the supporting plate is fixed when the motor is stressed, the stable running of the belt is ensured, and the vibration of the whole machine is reduced.
Drawings
Preferred embodiments of the washing machine of the present invention will be described below with reference to the accompanying drawings in conjunction with the washing machine. The attached drawings are as follows:
FIG. 1 is a schematic view of the structure at a handle of an embodiment of the present invention;
FIG. 2 is an exploded view of an embodiment of the present invention at a handle;
FIG. 3 is a schematic view of a first gasket according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a second gasket according to an embodiment of the present invention.
In the accompanying drawings:
10: a motor;
11: a handle;
12: a slit hole;
13: an arc-shaped wall;
14: a mounting hole;
20: a first gasket;
21: a height adjusting member;
30: and a second gasket.
Detailed Description
First, it should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present invention, and are not intended to limit the scope of the present invention. Those skilled in the art can adapt it as desired to suit a particular application. Further, it should be noted that, in the description of the present invention, terms such as "inner", "outer", and the like, refer to directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or component must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, it should be noted that, in the description of the present invention, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two components. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to the specific circumstances.
The embodiment of the invention provides a washing machine, which refers to household appliances with washing functions, and comprises equipment with washing functions, a washing and spin-drying integrated machine integrating the washing functions and the spin-drying functions, and a washing and drying integrated machine integrating the washing functions and the drying functions.
The washing machine of the embodiment of the present invention includes a motor 10 and a decelerator.
The speed reducer comprises a supporting plate, wherein a connecting hole is formed in the supporting plate, the connecting hole is a round hole, and a rod-shaped connecting piece is arranged in the connecting hole, and concretely, the rod-shaped connecting piece can be a bolt, a screw, a rivet or a welding nail.
As shown in fig. 2, the motor 10 is mounted on a support plate, and the motor 10 includes handles 11, the handles 11 being lugs attached to the housing of the motor 10, and the handles 11 of the motor 10 are typically two, three or four in number.
The area that handle 11 corresponds with the connecting hole is provided with rectangular hole 12, the long limit of rectangular hole 12 is the wave lateral wall at least, wherein, at least one wave lateral wall includes two at least arc walls 13, every arc wall 13 constitutes a accommodation space with the corresponding region on another long limit, the pole connecting piece wears to adorn in one of them accommodation space, the juncture of two adjacent arc walls 13 in same long limit is less than the pole footpath of pole connecting piece to the corresponding region distance on another long limit, the pole connecting piece wears to adorn in accommodation space and connecting hole, can make motor 10 reliably install in the backup pad.
In a specific embodiment, the motor 10 is generally provided with two handles 11, each handle 11 is provided with a strip hole 12, the supporting plate is correspondingly provided with two connecting holes, each connecting hole is provided with a rod-shaped connecting piece, and the motor 10 is fixed on the supporting plate through two rod-shaped connecting pieces respectively worn on the two handles 11.
In a possible embodiment, the arc-shaped walls 13 are arc-shaped walls, the diameters of which are all equal, for example, one long side of the elongated hole 12 comprises four arc-shaped walls 13, the other long side comprises two arc-shaped walls 13 and two transition walls, and the two short sides of the elongated hole 12 each comprise one arc-shaped wall 13, i.e. the elongated hole 12 comprises eight arc-shaped walls. Wherein the diameters of the four circular arc walls on one long side, the two circular arc walls on the two short sides and the two circular arc walls on the other long side are all 8.5mm. In particular, the diameter of each circular arc wall is set to the rod-shaped connection plus the assembly tolerances. The diameters of the arc-shaped walls are set to be equal at all parts, so that the arc-shaped wall has the effects of being convenient to manufacture and realize matching.
In the washing machine according to the embodiment of the present invention, the centers of the plurality of arc-shaped walls 13 are arranged along the length direction of the long side of the elongated hole 12 by taking the plane parallel to the support plate as the cross section, in a specific example, the arc-shaped walls 13 are arc-shaped walls, and the center of the arc-shaped walls 13 refers to the center of the arc-shaped walls. The centers of the plurality of arc-shaped walls 13 are arranged along the length direction of the long side of the elongated hole 12, so that the plurality of arc-shaped walls 13 form the elongated hole 12. Specifically, the centers of the plurality of arc-shaped walls 13 are arranged at equal intervals along the length direction of the long side of the elongated hole 12 with a plane parallel to the support plate as a cross section.
In the washing machine according to the embodiment of the present invention, the centers of the plurality of arc-shaped walls 13 are arranged along the width direction of the short sides of the elongated holes 12 by taking the plane parallel to the support plate as the cross section, in a specific example, the arc-shaped walls 13 are arc-shaped walls, and the center of the arc-shaped walls 13 refers to the center of the arc-shaped walls. The centers of the arc walls 13 are arranged along the width direction of the short sides of the strip holes 12, so that the width direction size of the strip holes 12 can be increased, and the position accuracy requirement on the strip holes 12 on the handle 11 is reduced when the motor 10 is fixed on the support plate by using the strip holes 12.
In the washing machine according to the embodiment of the present invention, both long sides of the elongated hole 12 are wavy side walls, one of which includes at least two arc-shaped walls 13, and the other of which includes at least one arc-shaped wall 13 and at least one transition wall. Wherein, the arc wall and the transition wall in the other wave-shaped side wall are respectively opposite to one arc wall in the wave-shaped side wall, the shape of the transition wall is arc-shaped, and the curvature radius of the transition wall is larger than the curvature radius of the arc wall 13. The arc walls 13 are configured to cooperate with the rod-shaped connecting member to achieve a connecting function, and the transition wall is disposed between the two arc walls 13, so that a distance from an intersection point of two adjacent arc walls 13 in one wave-shaped side wall to a corresponding area of the other wave-shaped side wall can be increased, that is, a distance between the two adjacent arc walls 13 in the one wave-shaped side wall and the corresponding area of the other wave-shaped side wall is increased, that is, a distance between the two arc walls 13 and the other arc wall 13 is increased when the rod-shaped connecting member is connected from the one arc wall 13 to the other arc wall 13.
In a specific embodiment, one long side of the elongated hole 12 comprises four arc-shaped walls 13, the other long side of the elongated hole 12 comprises two arc-shaped walls 13 and two transition walls, the two short sides of the elongated hole 12 respectively comprise one arc-shaped wall 13, the arc-shaped walls 13 are arc-shaped walls, the transition walls are arc-shaped walls, i.e. the elongated hole 12 consists of ten arc-shaped walls.
In the specific embodiment described above, the four arc-shaped walls 13 on one long side, the two arc-shaped walls 13 on the two short sides, and the two arc-shaped walls 13 on the other long side have a diameter of 8.5mm, and the transition wall on the other long side has a diameter of 11mm. The circle centers of the ten circular arc walls are arranged in two rows along the width direction of the short side of the strip hole 12, the circle centers of the ten circular arc walls are arranged in six rows at equal intervals along the length direction of the long side of the strip hole 12, one circle center is arranged in the first row and the sixth row, the second row, the third row, the fourth row and the fifth row respectively comprise two circle centers, and the first row and the second row respectively comprise five circle centers. More specifically, the distance between the centers of two adjacent arc walls 13 is 4.2-4.5mm along the length direction of the long side of the elongated hole 12; the distance between the centers of two adjacent arc walls 13 is 0.8-1.2mm in the width direction of the short side of the elongated hole 12.
For convenience of description, the arc walls 13 and transition walls of the elongated holes 12 are uniformly numbered and labeled a, b, c, d, e, f, g, h, i, j, where the numbers h and j are transition walls with a radius of 5.5mm, for increasing the trafficability of the rod-shaped connecting piece from one arc wall 13 to the other arc wall 13, and the numbers a, b, c, d, e, f, g, i are arc walls 13, for being matched with the rod-shaped connecting piece, and have a diameter of 4.3mm.
In the washing machine of the embodiment of the invention, both long sides of the strip hole 12 are wavy side walls. One wavy side wall comprises at least two arc-shaped walls 13, the other wavy side wall comprises at least two arc-shaped walls 13, and the arc-shaped walls 13 in one wavy side wall are at least identical to the arc-shaped walls 13 in the other wavy side wall, wherein the number of the arc-shaped walls 13 in the two wavy side walls can be identical, and the identical arc-shaped walls 13 refer to the same curvature of the arc-shaped walls 13.
As shown in fig. 1 to 3, in the washing machine according to the embodiment of the present invention, a mounting hole 14 is provided in a region of the handle 11 corresponding to the connection hole, a first spacer 20 is provided in the mounting hole 14, and the elongated hole 12 is formed in the first spacer 20. The strip hole 12 is arranged on the first gasket 20, and the first gasket 20 is arranged on the handle 11, so that the rod-shaped connecting piece can be prevented from being in direct contact with the handle 11, and the service life of the handle 11 of the motor 10 is prolonged.
The shape of the mounting hole 14 on the handle 11 is not particularly limited, as long as the first spacer 20 can be reliably connected to the handle 11. In a specific embodiment, as shown in fig. 2, the shape of the mounting hole 14 is the same as that of the elongated hole 12, the cross-sectional area of the mounting hole 14 is larger than that of the elongated hole 12, the mounting hole 14 is also formed with arc walls, a wedge-shaped structure is formed between adjacent arc walls, and the outer side wall of the first gasket 20 is matched with the inner side wall of the mounting hole 14, so that the first gasket 20 is reliably fixed in the mounting hole 14.
As shown in fig. 2 and 3, the washing machine according to the embodiment of the present invention further includes a height adjusting member 21 disposed between the support plate and the handle 11, wherein both ends of the height adjusting member 21 are respectively in contact with the support plate and the first spacer 20, and the height adjusting member 21 is used for adjusting the mounting height of the motor 10 relative to the support plate, so as to adjust the axial height of a driving pulley mounted on a motor shaft of the motor 10, thereby ensuring stable operation of the belt transmission and reducing vibration.
As shown in fig. 2 and 3, the height adjusting member 21 is a flange located on the outer side wall of the first gasket 20, the flange protrudes to the outside of the first gasket 20, the outside of the first gasket 20 refers to the outer side wall side of the elongated hole 12, the flange is disposed opposite to one end of the outer side wall of the elongated hole 12, and the flange is generally in a ring-shaped structure, in which, in a specific example, the flange is integrally formed with the first gasket 20.
As shown in fig. 1, 2 and 4, the washing machine according to the embodiment of the present invention further includes a second gasket 30, the second gasket 30 is provided with a long hole 12, the second gasket 30 is disposed on a side of the handle 11 facing away from the height adjuster 21, and the second gasket 30 can increase the connection strength of the motor 10 mounted on the decelerator.
In an exemplary embodiment, the connection hole provided on the support plate of the speed reducer is a flanging hole of M8, the rod-shaped connection member is a bolt of M8, and the bolt is provided with a nut, so that the flange on the first gasket 20 and the second gasket 30 can both increase the connection strength of the motor 10 mounted on the speed reducer.
In mounting, the end of the first spacer 20 remote from the flange is inserted into the mounting hole 14, the flange is in contact with one side wall of the handle 11, the second spacer 30 is provided on the other side wall of the handle 11 remote from the flange, and the handle 11 is sandwiched between the flange and the second spacer 30. The end of the first washer 20 remote from the flange is threaded into the mounting hole 14 and normally contacts the second washer 30, and a rod-like connector is provided in the elongated holes 12 of the first washer 20 and the second washer 30 to effect mounting of the motor 10 on the reduction gear.
The washing machine comprises a motor 10 and a speed reducer, wherein the speed reducer comprises a supporting plate, a connecting hole is formed in the supporting plate, a rod-shaped connecting piece is arranged in the connecting hole, the motor 10 is arranged on the supporting plate, the motor 10 comprises a handle 11, a strip hole 12 is formed in a region corresponding to the connecting hole, at least one long side of the strip hole 12 is a wavy side wall, at least one wavy side wall comprises at least two arc walls 13, each arc wall 13 and a corresponding region of the other long side form a containing space, the rod-shaped connecting piece is arranged in one containing space in a penetrating mode, the distance from the junction point of two adjacent arc walls 13 in the same long side to the corresponding region of the other long side is smaller than the rod diameter of the rod-shaped connecting piece, the rod-shaped connecting piece is matched with the corresponding arc wall 13, the position of the motor 10 relative to the supporting plate is fixed when the motor 10 is stressed, the stable running of a belt is guaranteed, and the vibration of the whole machine is reduced.
The washing machine provided by the embodiment of the invention can reliably fix the motor 10 only through the structure of the strip hole 12, has a simple structure, can drive belt wheels with different sizes or different diameters, and has good compatibility.
Thus far, the technical solution of the present invention has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present invention is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present invention, and such modifications and substitutions will fall within the scope of the present invention.
Claims (5)
1. A washing machine, characterized in that it comprises a motor and a decelerator;
the speed reducer comprises a supporting plate, wherein a connecting hole is formed in the supporting plate, and a rod-shaped connecting piece is arranged in the connecting hole;
The motor is arranged on the supporting plate and comprises a handle, a strip hole is formed in the area, corresponding to the connecting hole, of the handle, at least one long side of the strip hole is a wavy side wall, at least one wavy side wall comprises at least two arc walls, each arc wall and the corresponding area of the other long side form a containing space, the rod-shaped connecting piece is arranged in one containing space in a penetrating mode, and the distance from the junction point of two adjacent arc walls in the same long side to the corresponding area of the other long side is smaller than the rod diameter of the rod-shaped connecting piece;
The arc-shaped walls are arc-shaped walls, and the diameters of the arc-shaped walls are all equal;
Taking a plane parallel to the supporting plate as a cross section, and arranging the centers of a plurality of arc-shaped walls along the length direction of the long side of the strip hole;
The centers of the plurality of arc-shaped walls are distributed at equal intervals along the length direction of the long side of the strip hole;
both long sides of the strip hole are the wavy side walls;
One of the wavy side walls comprises at least two arc-shaped walls, and each arc-shaped wall and the corresponding area of the other long side form a containing space; the other wavy side wall comprises at least one arc-shaped wall and at least one transition wall, the transition wall is arc-shaped, and the curvature radius of the transition wall is larger than that of the arc-shaped wall;
Or alternatively
Both long sides of the strip hole are the wavy side walls;
One of the undulating side walls comprises at least two of the arcuate walls and the other of the undulating side walls comprises at least two of the arcuate walls, and the arcuate wall in one of the undulating side walls is at least one of the same as the arcuate wall in the other of the undulating side walls.
2. The washing machine as claimed in claim 1, wherein the handle is provided with a mounting hole in a region corresponding to the connection hole, a first gasket is provided in the mounting hole, and the elongated hole is formed in the first gasket.
3. The washing machine as claimed in claim 2, further comprising a height adjusting member provided between the support plate and the handle, both ends of the height adjusting member being in contact with the support plate and the first gasket, respectively.
4. A washing machine as claimed in claim 3 wherein the height adjustment member is a flange on the outer side wall of the first gasket.
5. A washing machine as claimed in claim 3, further comprising a second gasket provided with the elongate aperture, the second gasket being provided on a side of the handle facing away from the height adjustment member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910817164.6A CN112442852B (en) | 2019-08-30 | 2019-08-30 | Washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910817164.6A CN112442852B (en) | 2019-08-30 | 2019-08-30 | Washing machine |
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| Publication Number | Publication Date |
|---|---|
| CN112442852A CN112442852A (en) | 2021-03-05 |
| CN112442852B true CN112442852B (en) | 2024-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910817164.6A Active CN112442852B (en) | 2019-08-30 | 2019-08-30 | Washing machine |
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| CN (1) | CN112442852B (en) |
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| CN112442852A (en) | 2021-03-05 |
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