CN113355836A

CN113355836A - Washing machine

Info

Publication number: CN113355836A
Application number: CN202010137259.6A
Authority: CN
Inventors: 王佑喜; 田云; 徐鹏飞; 孙思成; 吉佳文
Original assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Priority date: 2020-03-02
Filing date: 2020-03-02
Publication date: 2021-09-07

Abstract

The invention provides a washing machine, and belongs to the technical field of clothes cleaning. The invention aims to solve the problem of water splashing of the existing washing machine. The washing machine comprises a cover body, a motor, a wave wheel and a water retaining ring; the cover body is covered on an opening at the top end of the water container, a motor is arranged on the cover body, an output shaft of the motor is detachably connected with a wave wheel, and the wave wheel is positioned below the cover body and used for stirring water in the water container; the water retaining ring is clamped between the side wall of the cover body and the side wall of the water container to hermetically connect the cover body and the water container, so that water in the water container is prevented from splashing outside the water container. The water retaining ring is arranged between the side wall of the cover body and the side wall of the water container, and the cover body and the water container can be connected in a sealing mode to prevent water in the water container from splashing outside the water container.

Description

Washing machine

Technical Field

The invention belongs to the technical field of clothes cleaning, and particularly relates to a washing machine.

Background

A washing machine is a device that can be wholly or partially placed in a water container to clean laundry.

In the related art, a washing machine generally includes a motor, a transmission device, a pulsator, and a fixing device, wherein the motor, the transmission device, and the pulsator are fixed on the fixing device, the fixing device is used to fix the washing machine on a water container, and the motor drives the pulsator to operate through the transmission device, thereby cleaning clothes. Specifically, fixing device includes U-shaped piece and circular shape apron at least, and the apron lid is adorned on the opening of water container, is provided with two at least rectangular holes along its radial extension on the apron, and the one end butt of U-shaped piece is in water container open-ended turn-ups below, is provided with the pilot hole on the other end of U-shaped piece, and pilot hole and the downthehole fastening screw that wears to adorn of rectangular to it is fixed with the water container to realize the apron. Wherein the elongated hole is used for the cover plate to be matched with water containers with different diameters.

However, when the aperture of the opening of the water container is larger, the inner end of the strip hole is positioned above the cavity of the water container, the outer end of the strip hole is positioned outside the water container, and when the washing machine operates, the impeller can stir water and clothes to rotate, and in the process of water rotation, the water in the water container splashes out of the water container from the inner end of the strip hole, so that the water splashing problem is caused.

Disclosure of Invention

In order to solve the above problems in the prior art, that is, to solve the problem of water splashing of the existing washing machine, the invention provides a washing machine, which comprises a cover body, a motor, a wave wheel and a water retaining ring; the cover body is covered on an opening at the top end of the water container, a motor is arranged on the cover body, an output shaft of the motor is detachably connected with a wave wheel, and the wave wheel is positioned below the cover body and used for stirring water in the water container; the water retaining ring is clamped between the side wall of the cover body and the side wall of the water container to hermetically connect the cover body and the water container, so that water in the water container is prevented from splashing outside the water container.

In the preferred technical scheme of above-mentioned laundry ware, the quantity of manger plate circle is a plurality of, and a plurality of manger plate circles from inside to outside intussusception is arranged, perhaps arranges in proper order from top to bottom.

In the preferred technical scheme of the washing machine, the water retaining ring is an elastic piece, so that the cover body is matched with water containers with different calibers.

In the preferable technical scheme of the washing machine, the water retaining ring is at least one of a rubber ring, a sponge ring and a cotton ring.

In the preferred technical scheme of above-mentioned laundry ware, be provided with the first screw hole along the axial extension of output shaft on the output shaft, be provided with the pilot hole on the impeller, the extending direction of pilot hole is unanimous with the gyration central line direction of impeller, wears to adorn fastening screw in first screw hole and the pilot hole to with impeller and output shaft threaded connection.

In the preferred technical scheme of the washing machine, the washing machine further comprises an extension shaft, the output shaft is detachably connected with the first end of the extension shaft, and the second end of the extension shaft is detachably connected with the impeller.

In the preferred technical scheme of the washing machine, the output shaft is provided with a mounting hole, and the extension direction of the mounting hole is vertical to the axial direction of the output shaft; the first end of the lengthened shaft is of a hollow structure, and the first end of the lengthened shaft is sleeved outside the output shaft; the first end of extension shaft still is provided with the mating holes that runs through the extension shaft lateral wall, and the mounting rod passes mounting hole and mating holes to can dismantle output shaft and extension shaft and connect.

In the preferred technical scheme of the washing machine, a second threaded hole extending along the axial direction of the lengthened shaft is formed in the second end of the lengthened shaft, an assembly hole is formed in the impeller, the extending direction of the assembly hole is consistent with the direction of the rotating center line of the impeller, and fastening screws penetrate through the second threaded hole and the assembly hole so as to connect the impeller and the lengthened shaft in a threaded mode.

In the preferred technical scheme of the washing machine, the cover body is provided with an accommodating cavity, and the motor is positioned in the accommodating cavity of the cover body; the bottom of the cover body is provided with a through hole for the output shaft of the power supply machine to pass through.

In the above preferred technical solution of the laundry machine, the cover body includes an upper cover and a lower cover, the size of the lower cover is not larger than the cross-sectional size of the water container, the upper cover is detachably covered on the lower cover, and a containing cavity is defined between the upper cover and the lower cover.

In the preferred technical scheme of the washing machine, the edge of the upper cover is provided with a flanging, the flanging is provided with a first buckle, the side wall of the lower cover is provided with a first bayonet, and the first buckle is clamped with the first bayonet; or the edge of the upper cover is provided with a flanging, a second bayonet is arranged on the flanging, a second buckle is arranged on the side wall of the lower cover, and the second buckle is clamped with the second bayonet.

In the preferred technical scheme of the washing machine, a first mounting groove is formed in the outer bottom wall of the motor, a sealing ring is arranged in the first mounting groove, a first convex rib is arranged on the inner bottom wall of the lower cover, and the first convex rib is mounted in the first mounting groove and extrudes the sealing ring; or, be provided with the second mounting groove on the interior diapire of lower cover, be provided with the sealing washer in the second mounting groove, be provided with the protruding muscle of second on the outer diapire of motor, the protruding muscle of second is installed in the second mounting groove, and extrudes the sealing washer.

In the preferred technical scheme of the washing machine, the upper cover is provided with an installation lug, and the motor is provided with an installation lug connected with the installation lug.

As can be understood by those skilled in the art, the washing machine of the invention has the advantages that the cover body is covered on the top end opening of the water container, the motor on the cover body drives the impeller to stir the water in the water container to rotate, and the washing of the clothes in the water container can be realized; the water retaining ring is arranged between the side wall of the cover body and the side wall of the water container, so that the cover body and the water container can be connected in a sealing manner to prevent water in the water container from splashing outside the water container.

Drawings

Preferred embodiments of the laundry machine of the present invention will be described below with reference to the accompanying drawings. The attached drawings are as follows:

fig. 1 is an assembly view of a washing machine and a water container provided in the present embodiment;

FIG. 2 is a cross-sectional view of FIG. 1;

fig. 3 is a schematic structural view of the washing machine provided in this embodiment;

fig. 4 is a sectional view of the laundry machine provided in the present embodiment.

Description of reference numerals:

10: a cover body;

11: an accommodating chamber;

12: an upper cover;

13: a lower cover;

14: mounting a bump;

15: flanging;

16: a first buckle;

17: a first bayonet;

18: a first mounting groove;

19: a seal ring;

110: a first rib;

111: a convex ring;

20: a motor;

21: an output shaft;

22: mounting a lug;

23: a first threaded hole;

24: fastening screws;

25: mounting holes;

26: a holding convex button;

30: an impeller;

31: an assembly hole;

40: a water retaining ring;

50: a water container;

60: lengthening a shaft;

61: a mating hole;

62: mounting a rod;

63: and a second threaded hole.

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. And can be adjusted as needed by those skilled in the art to suit particular applications.

Next, it should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "inside", "outside", and the like are based on the direction or positional relationship shown in the drawings, which are merely for convenience of description, and do not indicate or imply that a device or a member must have a specific orientation, be configured in a specific orientation, and operate, 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 otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In order to solve the problem that water splashes due to the fact that water in the water container splashes out of the water container from the inner end of the elongated hole when the washing machine operates in the prior art, the embodiment provides the washing machine, the cover body and the water container are connected in a sealing mode through a water retaining ring clamped between the cover body and the water container, so that the water in the water container is prevented from splashing out of the water container, and the problem of water splashing is solved.

As shown in fig. 1 and 2, the present embodiment provides a washing machine, which includes a cover 10, a motor 20, a pulsator 30, and a water baffle 40.

As shown in fig. 2, the cover 10 is disposed on the top opening of the water container 50, and the motor 20 is disposed on the cover 10, and the cover 10 is used for mounting the motor 20. An output shaft 21 of the motor 20 is connected to a pulsator 30, and the pulsator 30 is located below the cover 10 to agitate water in the water container 50. When the motor 20 is operated, the pulsator 30 connected to the output shaft 21 is driven to rotate, the water in the water container 50 can be rotated by the rotation of the pulsator 30, and the laundry in the water container 50 can be washed by the rotation of the water. Through the cooperation of lid 10, motor 20 and impeller 30 for the laundry apparatus can be convenient install on the opening on water container 50 top, then drive impeller 30 through motor 20 and rotate, just can realize the cleanness of clothing, thereby be favorable to using in the place that does not be equipped with washing machine, for example dormitory, hotel etc. of course, it also is favorable to the washing to small-size clothing, can realize saving water and economize on electricity.

As shown in fig. 2, the water stop ring 40 is interposed between the side wall of the cover body 10 and the side wall of the water container 50 to hermetically connect the cover body 10 and the water container 50, thereby blocking water in the water container 50 from splashing out of the water container 50.

The water deflector 40 may be interposed between the side wall of the cover 10 and the side wall of the water container 50, for example, the inner ring of the water deflector 40 may be attached to the side wall of the cover 10 by bonding, and of course, the water deflector 40 may be directly attached to the side wall of the cover 10 by interference fit, and the installation manner of the water deflector 40 is not particularly limited.

In the washing machine of the embodiment, the cover 10 is covered on the top opening of the water container 50, the motor 20 on the cover 10 drives the impeller 30 to stir the water in the water container 50 to rotate, so that the clothes in the water container 50 can be washed; a water retaining ring 40 is arranged between the side wall of the cover body 10 and the side wall of the water container 50, so that the cover body 10 and the water container 50 can be connected in a sealing manner, and water in the water container 50 is prevented from splashing out of the water container 50.

The laundry machine of this embodiment, through the specific scheme that the water retaining ring 40 connects the side wall of the cover body 10 and the side wall of the water container 50 in a sealing manner, there are various ways, and the following briefly describes several connection ways that can achieve reliable sealing between the side wall of the cover body 10 and the side wall of the water container 50:

for example, in one specific example, the splash ring 40 is made of a rigid material, and the number of the splash ring is one. The water retaining ring 40 is sleeved outside the sidewall of the cover 10 to effectively prevent the water in the water container 50 from splashing outside the water container 50, in other words, the area of the sidewall of the water retaining ring 40 contacting the sidewall of the cover 10 is equal to the area of the sidewall of the water retaining ring 40 and the area of the sidewall of the cover 10, so as to effectively prevent the water in the water container 50 from splashing outside the water container 50. Of course, in order to improve the water blocking effect, a plurality of water blocking rings 40 may be stacked from top to bottom, and the sum of the side wall areas of the water blocking rings 40 is equal to the side wall area of the cover 10.

For another example, in another specific example, the water deflector 40 is also made of a rigid material, and the number thereof is plural. The water retaining rings 40 are sleeved and arranged from inside to outside, and the water retaining ring 40 at the innermost layer is sleeved outside the side wall of the cover body 10 so as to effectively prevent water in the water container 50 from splashing outside the water container 50. The number of the plurality of water rings 40 may be set according to the caliber of the water container 50 to fit water containers 50 of different calibers, increasing the range of the water container 50 fitted with the laundry machine.

In the washing machine of the embodiment, the water retaining ring 40 is made of an elastic material, and the water retaining ring 40 is an elastic member, so that the cover body 10 is adapted to water containers 50 with different calibers, and the application range of the washing machine is enlarged. Wherein, the water containers 50 with different calibers comprise the water container 50 with the constant calibers in the direction from the bottom to the opening of the water container 50, and also comprise the water container 50 with the gradually changed calibers. Specifically, the water deflector 40 may be at least one of a rubber ring, a sponge ring and a cotton ring, for example, the number of the water deflector 40 is one, the water deflector 40 is a rubber ring, for example, the number of the water deflector 40 is two, and the water deflector 40 is a combination of a sponge ring and a cotton ring.

In the washing machine of the present embodiment, the motor 20 may be disposed on the cover 10 in various ways, for example, the motor 20 is welded to the cover 10 by welding and is located at one side of the water container 50.

For another example, in the embodiment shown in fig. 2, the cover 10 of the washing machine has a receiving cavity 11, and the motor 20 is located in the receiving cavity 11 of the cover 10. The motor 20 is arranged in the accommodating cavity 11, so that the installation of the motor 20 can be realized, and the water in the water container 50 can be prevented from splashing on the motor 20 in the rotation process of the impeller 30, so that the failure of the motor 20 is caused, and the use safety of the washing machine is improved. It can be understood that a through hole for the output shaft 21 of the motor 20 to pass through is provided at the bottom of the cover 10, so that the lower end of the output shaft 21 of the motor 20 is located outside the accommodating chamber 11, and is detachably connected to the pulsator 30 outside the accommodating chamber 11.

In a further version, as shown in fig. 2 and 4, the cover 10 comprises an upper cover 12 and a lower cover 13, the upper cover 12 covering the lower cover 13, the upper cover 12 and the lower cover 13 defining between them a housing chamber 11. The accommodation chamber 11 is defined by means of the upper cover 12 and the lower cover 13, so that the installation of the motor 20 can be facilitated. It is noted that the size of the lower cover 13 is not larger than the cross-sectional size of the water container 50, so that the lower cover 13 of the cover body 10 is fitted into the opening at the top end of the water container 50.

Further, the upper cover 12 and the lower cover 13 are detachably connected to facilitate the assembly and disassembly of the motor 20. The detachable connection between the upper cover 12 and the lower cover 13 may be, for example, a threaded connection, and further, for example, a snap connection.

In the embodiment shown in fig. 2 and 4, the lower cover 13 may be a barrel member having an opening, such as a barrel, a prism barrel, etc., and the upper cover 12 is adapted to the shape and size of the lower cover 13. For example, when the lower lid 13 is a drum, the upper lid 12 is a circular upper lid.

Illustratively, the edge of the upper cover 12 is provided with a flange 15, the flange 15 is provided with a first buckle 16, the first buckle protrudes towards the direction of the accommodating cavity 11, the side wall of the lower cover 13 is provided with a first bayonet 17, the upper cover 12 is covered on the opening of the lower cover 13, the flange 15 is located on the outer side of the side wall of the lower cover 13, and the first buckle 16 is clamped with the first bayonet 17, so that the upper cover 12 and the lower cover 13 are convenient to disassemble and assemble and reliable in connection. It is worth to say that, also can be, be provided with the second bayonet socket on the turn-ups 15, be provided with the second buckle on the lateral wall of lower cover 13, the second buckle is to holding the chamber 11 outer protrusion, second buckle and second bayonet socket block for easy dismounting between upper cover 12 and the lower cover 13, the connection is reliable.

In the above-mentioned embodiment shown in fig. 2 and 4, the motor 20 may be disposed on the cover 10, for example, by providing the mounting protrusion 14 on the upper cover 12, the mounting protrusion 14 protruding toward the receiving cavity 11, providing the mounting lug 22 connected to the mounting protrusion 14 on the motor 20, and connecting the mounting protrusion 14 to the mounting lug 22, so as to achieve the disposition of the motor 20 on the upper cover 12 of the cover 10. The connection manner between the mounting lug 14 and the mounting lug 22 may be, for example, that a first hole is formed in the mounting lug 22, an internal thread is formed in the first hole, a second hole is formed in the mounting lug 14, an internal thread is formed in the second hole, the extending direction of the second hole and the extending direction of the first hole are both parallel to the axis of the output shaft 21 of the motor 20, and screws are disposed in the second hole and the first hole to connect the mounting lug 22 and the mounting lug 14, so as to dispose the motor 20 on the cover body 10.

As shown in fig. 2, 3 and 4, the outer side wall of the upper cover 12 is further provided with a holding portion for facilitating a person to hold the cover body 20, and further facilitating to cover the cover body 20 on the opening of the water container 50 or to detach the cover body 20 from the water container 50. The gripping portion may be, for example, a gripping knob 26, the gripping knob 26 projecting in a direction away from the receiving chamber 11.

It should be understood that, in the washing machine of the present embodiment, after the motor 20 is disposed on the cover 10, it is necessary to ensure the sealing between the outer wall of the motor 20 and the inner wall of the lower cover 13 to prevent water from entering the inside of the motor 20 through the heat dissipation holes on the side wall of the motor 20. The sealing between the motor 20 and the inner wall of the lower cover 13 may be achieved in various ways, for example, a labyrinth structure may be provided therebetween, or a sealant may be filled therebetween. A more reliable sealing is described below in connection with fig. 2 and 4:

in the embodiment shown in fig. 2 and 4, a first mounting groove 18 is formed on the outer bottom wall of the motor 20, a sealing ring 19 is disposed in the first mounting groove 18, a first rib 110 is disposed on the inner bottom wall of the lower cover 13, the first rib 110 is mounted in the first mounting groove 18 and presses the sealing ring 19, so that water is prevented from entering the motor 20 from the heat dissipation holes on the side wall of the motor 20. Specifically, the outer bottom wall of the motor is provided with an inner ring and an outer ring of convex rings 111, and the first mounting groove 18 is formed by the two rings of convex rings 111 and the outer bottom wall of the motor 20 between the two rings of convex rings 111. It can be understood that, it may also be that, be provided with the second mounting groove on the interior diapire of lower cover 13, be provided with sealing washer 19 in the second mounting groove, be provided with the protruding muscle of second on the outer diapire of motor 20, the protruding muscle of second is installed in the second mounting groove, and extrudes sealing washer 19, so, also can avoid water to get into the inside of motor 20 from the louvre on the motor 20 lateral wall.

In the washing machine of the present embodiment, the output shaft 21 and the pulsator 30 need to be reliably connected together before the cover 10 is placed on the opening of the water container 50.

In the embodiment shown in fig. 2, 3 and 4, the output shaft 21 is provided with a first threaded hole 23 extending in the axial direction of the output shaft 21, the pulsator 30 is provided with a mounting hole 31, the extending direction of the mounting hole 31 coincides with the direction of the rotation center line of the pulsator 30, the rotation center line of the pulsator 30 refers to the line around which the pulsator 30 rotates when the output shaft 21 of the motor 20 drives the pulsator 30 to rotate, and the first threaded hole 23 and the mounting hole 31 are provided with fastening screws 24 for screwing the pulsator 30 to the output shaft 21. Install impeller 30 on output shaft 21 through fastening screw 24, not only can realize impeller 30 and the dismantled of output shaft 21 and be connected, can make impeller 30 and the simple reliable mode of connection of output shaft 21 moreover.

The washing machine of the embodiment can directly mount the pulsator 30 on the output shaft 21, or mount the pulsator 30 on the output shaft 21 through the extension shaft 60, wherein the extension shaft 60 is used for adjusting the distance between the pulsator 30 and the cover 10, and further adjusting the position of the pulsator 30 in the water container 50, so that the washing effect generated by the vortex generated by the rotation of the pulsator 30 is improved.

As shown in fig. 4, the output shaft 21 is detachably connected to the first end of the extension shaft 60, and the second end of the extension shaft 60 is detachably connected to the pulsator 30, so that the user can selectively install or uninstall the extension shaft 60 according to the water container 50 adapted to the washing machine, the application range of the washing machine is expanded, and the user experience is improved.

The detachable connection of the output shaft 21 to the first end of the elongated shaft 60 may be in various manners, for example, the output shaft 21 and the first end of the elongated shaft 60 are connected by a flange.

For another example, in the embodiment shown in fig. 2 and 4, the output shaft 21 is provided with the mounting hole 25, the extending direction of the mounting hole 25 is perpendicular to the axial direction of the output shaft 21, the first end of the elongated shaft 60 is a hollow structure, and the first end of the elongated shaft 60 is sleeved outside the output shaft 21, that is, the bottom end of the output shaft 21 is inserted into the elongated shaft 60 from the top end opening of the elongated shaft 60. The first end of the extension shaft 60 is further provided with a fitting hole 61 penetrating through a side wall of the extension shaft 60, and the mounting rod 61 passes through the mounting hole 25 and the fitting hole 61 to detachably connect the output shaft 21 and the extension shaft 60. The output shaft 21 and the first end of the addition shaft are detachably connected through the mounting rod 61, so that the connection is reliable, the structure is simple, and the assembly and disassembly are simple and convenient.

Specifically, the fitting hole 61 may be a long hole, the length direction of the long hole is arranged along the axial direction of the elongated shaft 60, and an external thread is adaptively arranged on the outer side wall of the mounting rod 61, and the mounting rod 61 passes through the long hole and the mounting hole 25 to detachably connect the output shaft 21 and the elongated shaft 60. The fitting hole 61 is formed as a long hole, and the distance between the pulsator 30 and the cover 10 can be further finely adjusted by adjusting different positions of the mounting rod 61 passing through the long hole. The distance between the impeller 30 and the cover body 10 is further finely adjusted through the strip holes, the structure is simple, and the adjustment is convenient.

In addition to the above-described way of providing the fitting holes 61 as long holes to finely adjust the distance between the pulsator 30 and the cover 10, the distance between the pulsator 30 and the cover 10 may be finely adjusted by providing a plurality of fitting holes 61. Specifically, in a specific embodiment, the number of the fitting holes 61 is plural, the plural fitting holes 61 are provided along the axial direction of the extension shaft 60, and the specification between the pulsator 30 and the cover 10 can be made by adjusting the fitting holes 61 through which the mounting rod 61 passes. It should be noted that, of the plurality of engagement holes 61, one or more of the engagement holes 61 may be provided with a long hole, so as to further facilitate the user to adjust the distance between the pulsator 30 and the cover 10.

It is easily understood that if the output shaft 21 is fixedly coupled to the pulsator 30 through the extension shaft 60, the second end of the extension shaft 60 needs to be detachably coupled to the pulsator 30 after or before the output shaft 21 is detachably coupled to the first end of the extension shaft 60.

The detachable connection between the second end of the extension shaft 60 and the pulsator 30 may be implemented in various ways, for example, the detachable connection between the second end of the extension shaft 60 and the pulsator 30 is implemented by a flange.

For another example, in a specific embodiment as shown in fig. 2, 3 and 4, a second threaded hole 63 extending along the axial direction of the extension shaft 60 is provided at the second end of the extension shaft 60, a mounting hole 31 is provided on the pulsator 30, the extending direction of the mounting hole 31 is aligned with the direction of the rotation center line of the pulsator 30, and a fastening screw 24 is inserted into the second threaded hole 63 and the mounting hole 31 to screw the pulsator 30 to the extension shaft 60. The second end of the lengthened shaft 60 is detachably connected with the impeller 30 through the fastening screw 24, so that the assembly and disassembly are simple and convenient, and the connection is reliable. It should be noted that the assembly hole 31 of the pulsator 30 for connecting to the second end of the extension shaft 60 is the same hole as the assembly hole 31 of the pulsator 30 for connecting to the output shaft 21, and similarly, the fastening screw 24 for connecting the second end of the extension shaft 60 to the pulsator 30 is the same screw as the fastening screw 24 for connecting the output shaft 21 to the pulsator 30.

The washing machine of the embodiment drives the pulsator 30 to rotate through the output shaft 21 of the motor 20, can realize washing of clothes, and prevents water in the water container 50 from splashing outside the water container 50 by setting the water retaining ring 40 between the side wall of the cover 10 and the side wall of the water container 50, and can adjust the position of the pulsator 30 in the water container 50 through the arrangement of the extension shaft 60, so that the washing effect of the pulsator 30 on the clothes is better.

So far, the technical solutions of the present invention have 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 the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.

Claims

1. A washing machine is characterized by comprising a cover body, a motor, a wave wheel and a water retaining ring;

the cover body is covered on an opening at the top end of the water container, a motor is arranged on the cover body, an output shaft of the motor is detachably connected with a wave wheel, and the wave wheel is positioned below the cover body and used for stirring water in the water container;

the water retaining ring is clamped between the side wall of the cover body and the side wall of the water container to hermetically connect the cover body and the water container, so that water in the water container is prevented from splashing outside the water container.

2. The washing machine as claimed in claim 1, wherein the number of the water retaining rings is plural, and the plural water retaining rings are arranged in a nested manner from inside to outside or arranged in sequence from top to bottom; and/or the presence of a gas in the gas,

the water retaining ring is an elastic piece so that the cover body is matched with water containers with different calibers; and/or the presence of a gas in the gas,

the water retaining ring is at least one of a rubber ring, a sponge ring and a cotton ring; and/or the presence of a gas in the gas,

the impeller is characterized in that a first threaded hole extending along the axial direction of the output shaft is formed in the output shaft, an assembly hole is formed in the impeller, the extending direction of the assembly hole is consistent with the direction of the rotary central line of the impeller, and fastening screws penetrate through the first threaded hole and the assembly hole so as to connect the impeller and the output shaft in a threaded mode.

3. The washer of claim 1, further comprising an elongated shaft, wherein the output shaft is removably coupled to a first end of the elongated shaft, and wherein a second end of the elongated shaft is removably coupled to the pulsator.

4. The washing machine as claimed in claim 3, wherein the output shaft is provided with a mounting hole, and the extension direction of the mounting hole is perpendicular to the axial direction of the output shaft;

the first end of the lengthened shaft is of a hollow structure, and the first end of the lengthened shaft is sleeved outside the output shaft;

the first end of the lengthened shaft is also provided with a matching hole penetrating through the side wall of the lengthened shaft, and the mounting rod penetrates through the mounting hole and the matching hole so as to detachably connect the output shaft and the lengthened shaft.

5. The washing machine as claimed in claim 3, wherein a second screw hole is formed at a second end of the extension shaft to extend in an axial direction of the extension shaft, the pulsator is provided with a fitting hole, an extending direction of the fitting hole coincides with a direction of a rotation center line of the pulsator, and a fastening screw is inserted into the second screw hole and the fitting hole to screw the pulsator to the extension shaft.

6. A laundry appliance as claimed in any one of claims 1 to 5, wherein the cover has a receiving cavity and the motor is located in the receiving cavity of the cover;

the bottom of the cover body is provided with a through hole for the output shaft of the motor to pass through.

7. The washing machine as claimed in claim 6, wherein the cover body comprises an upper cover and a lower cover, the size of the lower cover is not larger than the cross-sectional size of the water container, the upper cover is detachably covered on the lower cover, and the accommodating cavity is defined between the upper cover and the lower cover.

8. The washing machine as claimed in claim 7, wherein a flange is arranged at the edge of the upper cover, a first buckle is arranged on the flange, a first bayonet is arranged on the side wall of the lower cover, and the first buckle is clamped with the first bayonet; alternatively, the first and second electrodes may be,

the edge of upper cover is provided with the turn-ups, be provided with the second bayonet socket on the turn-ups, be provided with the second buckle on the lateral wall of lower cover, second buckle and second bayonet socket block.

9. The washing machine as claimed in claim 7, wherein a first mounting groove is formed on an outer bottom wall of the motor, a sealing ring is disposed in the first mounting groove, and a first rib is formed on an inner bottom wall of the lower cover, the first rib being mounted in the first mounting groove and pressing the sealing ring; alternatively, the first and second electrodes may be,

the inner bottom wall of the lower cover is provided with a second mounting groove, a sealing ring is arranged in the second mounting groove, a second convex rib is arranged on the outer bottom wall of the motor, and the second convex rib is arranged in the second mounting groove and extrudes the sealing ring.

10. The washing machine as claimed in claim 7, wherein the upper cover is provided with a mounting protrusion, and the motor is provided with a mounting lug connected with the mounting protrusion.