CN212895515U

CN212895515U - Washing machine

Info

Publication number: CN212895515U
Application number: CN202020622574.3U
Authority: CN
Inventors: 郑翔元
Original assignee: Hisense Shandong Refrigerator Co Ltd
Current assignee: Hisense Shandong Refrigerator Co Ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2021-04-06
Anticipated expiration: 2030-04-22

Abstract

The utility model relates to a washing machine, which comprises a box body, an outer cylinder, an inner cylinder and a damping mechanism; the damping mechanism comprises an angle plate, a cover plate, a hanging ball seat and an elastic hanging rod; the angle plate is fixed on the inner wall of the box body, the cover plate covers the upper surface of the angle plate, an accommodating cavity is formed between the angle plate and the cover plate, the ball hanging seat is accommodated in the accommodating cavity, and at least part of the ball hanging seat is abutted against the inner wall of the accommodating cavity; the lower end of the elastic suspender is fixed on the outer cylinder, and the upper end of the elastic suspender is connected with the suspender seat. The hanging ball seat is limited in the containing cavity, and the amplitude of the vertical jumping of the hanging ball seat in the containing cavity is limited. On the lower extreme of elastic boom was fixed in the urceolus, elastic boom upper end fixed connection was in the davit seat, and the bouncing of urceolus is passed through the elastic boom and is transmitted to the davit seat on, because the range of beating of davit seat in the holding intracavity receives the injecing for the beating of urceolus is alleviated, thereby reduces the beating of urceolus, makes things convenient for washing machine's use.

Description

Washing machine

Technical Field

The utility model relates to the technical field of household appliances, in particular to washing machine.

Background

At present, washing machines used in daily life are generally of a pulsator type and a drum type, and both washing machines work by using a motor as main power, so how to balance the vibration of the motor is a problem to be solved.

Because the two washing machines have different structures, the two washing machines adopt different damping modes. The damping structure of the drum washing machine is designed mainly for the centrifugal force generated by the rotation around the transverse axis from far to near, and generally adopts a rubber damping structure or a structure of rubber combined with a spring to achieve the damping effect. The pulsator washing machine mainly comprises a box body, an outer barrel arranged in the box body, an inner barrel rotatably arranged in the outer barrel, a plurality of angle plates are arranged on the box body, grooves are formed in the upper surfaces of the angle plates, hanging ball seats are arranged in the grooves, the bottoms of the hanging ball seats are connected with elastic suspenders, the outer barrel is connected with the lower ends of the elastic suspenders, and the plurality of elastic suspenders balance the vibration of the outer barrel so as to achieve the damping effect.

The washing machine generates instability at high rotating speed, and the outer cylinder has a great jumping tendency. In the related art, the hanging ball seat is placed in the groove on the angle plate, the upper end of the angle plate is provided with the opening, when the outer barrel has a larger jumping trend, the hanging ball seat can jump in the groove, the jumping of the outer barrel can not be effectively relieved, and therefore the outer barrel can swing or jump greatly and is not convenient for the washing machine to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a washing machine has solved among the prior art and has hung the great problem of ball seat beating in the scute.

In order to solve the technical problem, the utility model adopts the following technical scheme:

according to one aspect of the present invention, the present invention provides a washing machine, comprising a box body, an outer cylinder, an inner cylinder and a damping mechanism; the outer cylinder is arranged in the box body; the inner cylinder is rotatably arranged in the outer cylinder; the damping mechanism comprises an angle plate, a cover plate, a hanging ball seat and an elastic hanging rod; the angle plates are fixed on the inner wall of the box body, and a plurality of angle plates are arranged along the inner periphery of the box body; the cover plate covers the upper surface of the angle plate, an accommodating cavity is formed between the angle plate and the cover plate, and the bottom of the accommodating cavity is provided with an opening; the ball hanging seat is accommodated in the accommodating cavity, and at least part of the ball hanging seat is abutted against the inner wall of the accommodating cavity; the lower end of the elastic suspender is fixed on the outer cylinder, and the upper end of the elastic suspender passes through the opening and is connected with the hanging ball seat.

Optionally, the upper part and the lower part of the hanging ball seat abut against the inner wall of the accommodating cavity.

Optionally, an abutting surface is formed at the abutting position of the hanging ball seat and the accommodating cavity, and the abutting surface on the hanging ball seat is an arc surface.

Optionally, the abutting surfaces of the upper part and the lower part of the tee are positioned in the same spherical surface; contact surfaces matched with the abutting surfaces of the hanging ball seats are formed on the inner walls of the angle plates and the cover plate, the contact surfaces on the angle plates and the cover plate are located in the same spherical surface, and the abutting surfaces are overlapped with the circle centers of the contact surfaces.

Optionally, a shock-absorbing gasket is arranged between the hanging ball seat and the cover plate.

Optionally, a first damping paste is arranged between the hanging ball seat and the inner wall of the angle plate, a second damping paste is fully coated on the shock absorption gasket, and damping of the first damping paste is smaller than damping of the second damping paste.

Optionally, the ball seat comprises an upper ball seat and a lower ball seat, the upper ball seat is fixed on the upper surface of the lower ball seat through a fastener, a through hole is formed in the lower surface of the lower ball seat, and the upper end of the elastic suspension rod penetrates through the through hole.

Optionally, a limiting groove is formed on the upper surface of the lower ball seat, the through hole penetrates through the limiting groove, a limiting part is arranged at the upper end of the elastic suspension rod, and the lower ball seat abuts against the upper part of the limiting part of the elastic suspension rod so as to clamp and limit the limiting part in the limiting groove.

Optionally, an included angle is formed between the extending direction of the limiting part and the extending direction of the elastic suspender, and two ends of the limiting part exceed the periphery of the elastic suspender and abut against the inner wall of the lower ball seat.

Optionally, a protrusion is formed on a lower surface of the lower ball seat to protrude downward, the protrusion passes through the opening, and the through hole penetrates through the protrusion.

According to the above technical scheme, the utility model discloses following advantage and positive effect have at least:

in the utility model, the damping mechanism comprises an angle plate, a cover plate, a hanging ball seat and an elastic hanging rod; the angle plate is fixed on the inner wall of the box body, the cover plate covers the upper surface of the angle plate, a containing cavity is formed between the angle plate and the cover plate, the hanging ball seat is contained in the containing cavity, at least part of the hanging ball seat is abutted to the containing cavity, so that the hanging ball seat is limited in the containing cavity, and the amplitude of vertical jumping of the hanging ball seat in the containing cavity is limited. On the lower extreme of elastic boom was fixed in the urceolus, elastic boom upper end fixed connection was in the davit seat, and the bouncing of urceolus is passed through the elastic boom and is transmitted to the davit seat on, because the range of beating of davit seat in the holding intracavity receives the injecing for the beating of urceolus is alleviated, thereby reduces the beating of urceolus, makes things convenient for washing machine's use.

Drawings

FIG. 1 is a schematic view illustrating a coupling structure of an outer tub and a damper mechanism of a related art washing machine;

FIG. 2 is a schematic perspective view of a damping mechanism in an embodiment of the washing machine of the present invention;

FIG. 3 is a schematic cross-sectional view of a damping mechanism of an embodiment of the washing machine of the present invention;

FIG. 4 is a schematic structural view of a hanging ball seat of an embodiment of the washing machine of the present invention;

FIG. 5 is a schematic cross-sectional view of a hanging ball seat of an embodiment of the washing machine of the present invention;

fig. 6 is a schematic structural view of a lower ball seat of an embodiment of the washing machine of the present invention.

The reference numerals are explained below:

100. a damping mechanism; 110. a gusset; 111. an opening; 112. lifting lugs; 120. a cover plate; 121. a bolt; 130. a hanging ball seat; 131. a ball seat is arranged; 132. a ball seat is arranged; 133. a fastener; 134. a protrusion; 135. a limiting groove; 136. a through hole; 137. an abutting surface; 151. a contact surface; 140. an elastic boom; 141. A rod body; 150. an accommodating cavity; 160. a limiting member; 170. a shock-absorbing pad; 200. an outer cylinder.

Detailed Description

Exemplary embodiments that embody features and advantages of the present invention will be described in detail in the following description. It is to be understood that the invention is capable of other and different embodiments and its several details are capable of modification without departing from the scope of the invention, and that the description and drawings are to be regarded as illustrative in nature and not as restrictive.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "plurality" means two or more unless specifically limited otherwise

Fig. 1 is a schematic view illustrating a connection structure of an outer tub and a damper mechanism of a related art washing machine.

Referring to fig. 1, the washing machine generally includes a cabinet (not shown), an outer tub 200, an inner tub, and a damper mechanism 100.

The embodiment of the utility model provides a washing machine, including box, urceolus 200, inner tube and damper 100, the top of box is provided with the case mouth, and urceolus 200 sets up in the box, and the nozzle of urceolus 200 is just to the case mouth of box to wash in putting into urceolus 200 with the clothing from the case mouth department of box. The inner tub is rotatably provided in the outer tub 200, and the inner tub rotates to clean the laundry. The damper mechanism 100 is provided between the casing and the outer tub 200, and the inner tub rotation vibrates the outer tub 200, and the damper mechanism 100 is provided to buffer the vibration of the outer tub 200.

The washing machine in the embodiment is a pulsator washing machine, a box opening in a box body is arranged above the box body, and a box door for opening or closing the box opening is arranged at the box opening.

The tub 200 serves to contain wash water and laundry. The bottom of the outer cylinder 200 is connected to a damper mechanism 100, and the damper mechanism 100 is disposed around the periphery of the outer cylinder 200 to suspend the outer cylinder 200 in the cabinet.

The inner drum is driven by the motor to rotate to drive clothes and washing water to rotate, so that the clothes are cleaned.

Fig. 2 is a schematic perspective view of a damping mechanism in an embodiment of the washing machine of the present invention. Fig. 3 is a schematic sectional view of a damping mechanism according to an embodiment of the present invention.

Referring to fig. 2 and 3, a shock absorbing mechanism 100 according to an embodiment of the present invention includes a corner plate 110, a cover plate 120, a ball seat 130, and a resilient hanger 140. The tee 130 is disposed between the corner plate 110 and the cover plate 120, and the upper end of the elastic suspension bar 140 passes through the corner plate 110 and is fixedly coupled to the tee 130.

The angle plate 110 is fixed on the inner wall of the box body, the upper surface of the angle plate 110 is downwards concave, and an opening 111 is arranged at the bottom of the concave. In this embodiment, a lifting lug 112 is disposed at the edge of the angle plate 110, and the rivet passes through the lifting lug 112 to fix the angle plate 110 to the box body.

The angle plate 110 is provided in plurality, the angle plates 110 are distributed at intervals along the inner periphery of the box body, and the angle plates 110 are uniformly distributed in the box body. In this embodiment, the inner periphery of the box body is square, four corner plates 110 are provided, and the four corner plates 110 are respectively fixed at four corners of the inner periphery of the box body.

The cover plate 120 covers the upper surface of the gusset 110, and in this embodiment, screw holes are formed between the cover plate 120 and the gusset 110 at positions corresponding to each other, and the cover plate 120 is fixed to the gusset 110 by bolts 121. The cover plate 120 and the angle plate 110 are connected by the bolt 121, so that the cover plate 120 and the angle plate 110 can be detached, and later maintenance is facilitated.

The lower surface of the cover plate 120 protrudes upward, and the protruding portion is disposed at a recess of the corner plate 110, so that a receiving cavity 150 is formed between the corner plate 110 and the cover plate 120, and the tee base 130 is received in the receiving cavity 150.

The elastic suspension rod 140 includes a rod 141 and an elastic member (not shown) disposed under the rod 141.

The upper end of the elastic suspension rod 140 is provided with a stopper 160, and the stopper 160 and the extending direction of the elastic suspension rod 140 form an included angle.

In this embodiment, the extending direction of the limiting element 160 is perpendicular to the extending direction of the elastic suspension rod 140, and the limiting element 160 has a long strip structure. In some embodiments, the stopper 160 may be bent in the extending direction.

Both ends of the stopper 160 extend beyond the outer circumference of the elastic suspension rod 140, and specifically, both ends of the stopper 160 extend beyond the outer circumference of the rod body 141 of the elastic suspension rod 140.

Fig. 4 is a schematic structural view of a hanging ball seat of an embodiment of the washing machine of the present invention. Fig. 5 is a schematic sectional view of a tee base according to an embodiment of the present invention. Fig. 6 is a schematic structural view of a lower ball seat of an embodiment of the washing machine of the present invention.

Referring to fig. 4 to 6, the tee seat 130 includes an upper ball seat 131 and a lower ball seat 132, the upper ball seat 131 being fixed to an upper surface of the lower ball seat 132 by a fastener 133, the fastener 133 being a bolt.

The upper surface of the lower ball seat 132 is provided with a limiting groove 135, and the shape of the limiting groove 135 is matched with the extending direction of the limiting member 160. Both ends of the stopper groove 135 do not penetrate the lower ball seat 132.

The lower surface of the lower ball seat 132 is provided with a through hole 136, and the through hole 136 penetrates through the limiting groove 135.

The rod body 141 of the elastic suspension rod 140 is disposed in the through hole 136, the limiting member 160 is fixed in the limiting groove 135, two ends of the limiting member 160 abut against the inner wall of the lower ball seat 132, the bottom surface and two sides of the limiting member 160 abut against the limiting groove 135, and the upper end of the limiting member 160 abuts against the upper ball seat 131, so that the limiting member 160 is fixed in the limiting groove 135, and the upper end of the elastic suspension rod 140 is fixed on the ball seat 130.

In this embodiment, the lower surface of the limiting member 160 is circular arc, and when the upper ball seat 131 applies downward pressure to the limiting member 160, the limiting member 160 will not slide, so that the fixing of the limiting member 160 is more reliable.

In some embodiments, the lower surface of the retaining member 160 may be tapered.

The lower surface of the lower ball seat 132 is formed with a protrusion 134 protruding downward, the protrusion 134 passes through the opening 111 of the corner plate 110, the through hole 136 penetrates the protrusion 134, and the protrusion 134 is provided to increase the contact area between the elastic suspension rod 140 and the lower ball seat 132, thereby improving the coupling strength between the elastic suspension rod 140 and the lower ball seat 132.

Referring again to fig. 3, the tee base 130 at least partially abuts against the inner wall of the receiving cavity 150. In this embodiment, the upper and lower portions of the hanging ball seat 130 abut against the inner wall of the receiving cavity 150, specifically, the upper portion of the upper ball seat 131 abuts against the cover plate 120, and the lower portion of the lower ball seat 132 abuts against the angle plate 110.

In addition, a contact surface 137 is formed at the contact position of the hanging ball seat 130 and the accommodating cavity 150, the contact surface 137 on the hanging ball seat 130 is a cambered surface, and in the embodiment, the contact surfaces 137 of the upper ball seat 131 and the lower ball seat 132 are in the same spherical surface.

The inner wall of the receiving cavity 150 is formed with a contact surface 151 adapted to the contact surface 137 of the hanging ball seat 130, and in this embodiment, the inner walls of the corner plate 110 and the cover plate 120 are formed with contact surfaces 151 adapted to the contact surface 137 of the hanging ball seat 130.

The contact surface 151 on the inner wall of the gusset 110 and the cover 120 is circular arc-shaped, and in the present embodiment, the contact surfaces 151 on the gusset 110 and the cover 120 are located in the same spherical surface, and the contact surfaces 137 overlap at the center of the contact surfaces 151.

A first damping paste is disposed between the ball hanger 130 and the inner wall of the corner plate 110. In this embodiment, a first damping paste is disposed between the lower ball seat 132 and the angle plate 110, and the first damping paste is a low damping grease.

In addition, a shock absorbing pad 170 is disposed between the hanging ball seat 130 and the cover plate 120. In this embodiment, a shock-absorbing pad 170 is disposed between the upper ball seat 131 and the cover plate 120, and the shock-absorbing pad 170 is a sponge.

The damping pad 170 is coated with a second damping paste, the damping of the second damping paste is greater than that of the first damping paste, and the second damping paste is a high-damping viscous grease.

in the present invention, the damping mechanism 100 includes a corner plate 110, a cover plate 120, a ball seat 130, and an elastic suspension rod 140; the angle plate 110 is fixed on the inner wall of the box body, the cover plate 120 covers the upper surface of the angle plate 110, a containing cavity 150 is formed between the angle plate 110 and the cover plate 120, the hanging ball seat 130 is contained in the containing cavity 150, and at least part of the hanging ball seat 130 abuts against the containing cavity 150, so that the hanging ball seat 130 is limited in the containing cavity 150, and the amplitude of vertical jumping of the hanging ball seat 130 in the containing cavity 150 is limited. The lower end of the elastic suspender 140 is fixed on the outer tub 200, the upper end of the elastic suspender 140 is fixedly connected to the suspender seat 130, the bounce of the outer tub 200 is transmitted to the suspender seat 130 through the elastic suspender 140, and the bounce amplitude of the suspender seat 130 in the accommodating cavity 150 is limited to block the bounce of the outer tub 200, so that the bounce amplitude of the outer tub 200 is reduced, and the use of the washing machine is facilitated.

When the rotation speed of the washing machine is low, the tub 200 may have a large swing. The abutting surface 137 of the hanging ball seat 130 coincides with the center of a circle of the contact surface 151 in the accommodating cavity 150, the hanging ball seat 130 can rotate around the center of a circle in the accommodating cavity 150, the swing of the outer cylinder 200 is transmitted to the hanging ball seats 130 through the elastic hanging rod 140, the hanging ball seat 130 rotates, the rotation of the hanging ball seats 130 balances the swing of the outer cylinder 200, the swing of the outer cylinder 200 is prevented from being transmitted to a box body, and the swing of the washing machine is reduced. Meanwhile, the upper and lower abutting surfaces 137 and the contact surface 151 of the hanging ball seat 130 abut against each other to limit the bounce of the outer cylinder 200, the hanging ball seat 130 can only rotate in the accommodating cavity 150, the bounce can be assembled into the rotation of the hanging ball seat, the bounce of the outer cylinder 200 is reduced, and the bounce of the whole washing machine is reduced.

A first damping grease is arranged between the hanging ball seat 130 and the angle plate 110, and the first damping grease is low-damping thin grease, so that the frictional resistance between the hanging ball seat 130 and the angle plate 110 is reduced, and the hanging ball seat 130 is driven to rotate in the accommodating cavity 150 smoothly by the swing of the outer barrel 200. Meanwhile, the heat dissipation function is achieved, and the service life of the hanging ball seat 130 and the angle plate 110 is prolonged.

A second damping paste is disposed between the hanging ball seat 130 and the cover plate 120, and the second damping paste is a high damping viscous grease, which can generate a large frictional resistance and increase a damping force, thereby controlling the rotation of the hanging ball seat 130. Therefore, when the tub 200 jumps or swings largely, the swing and jump of the tub 200 can be effectively controlled.

While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims

1. A washing machine, characterized by comprising:

a box body;

the outer cylinder is arranged in the box body;

the inner cylinder is rotatably arranged in the outer cylinder;

the damping mechanism comprises an angle plate, a cover plate, a hanging ball seat and an elastic hanging rod; the angle plates are fixed on the inner wall of the box body, and a plurality of angle plates are arranged along the inner periphery of the box body; the cover plate covers the upper surface of the angle plate, an accommodating cavity is formed between the angle plate and the cover plate, and the bottom of the accommodating cavity is provided with an opening; the ball hanging seat is accommodated in the accommodating cavity, and at least part of the ball hanging seat is abutted against the inner wall of the accommodating cavity; the lower end of the elastic suspender is fixed on the outer cylinder, and the upper end of the elastic suspender passes through the opening and is connected with the hanging ball seat.

2. The washing machine as claimed in claim 1, wherein upper and lower portions of the tee abut against an inner wall of the receiving chamber.

3. The washing machine as claimed in claim 2, wherein an abutting surface is formed at the abutting position of the hanging ball seat and the accommodating cavity, and the abutting surface on the hanging ball seat is an arc surface.

4. The washing machine as claimed in claim 3, wherein the abutting surfaces of the upper and lower portions of the tee are in the same spherical surface; contact surfaces matched with the abutting surfaces of the hanging ball seats are formed on the inner walls of the angle plates and the cover plate, the contact surfaces on the angle plates and the cover plate are located in the same spherical surface, and the abutting surfaces are overlapped with the circle centers of the contact surfaces.

5. The washing machine as claimed in claim 1, wherein a shock-absorbing pad is provided between the tee and the cover plate.

6. The washing machine as claimed in claim 5, wherein a first damping paste is provided between the hanger seat and the inner wall of the angle plate, and a second damping paste is applied on the vibration-damping pad, the damping of the first damping paste being less than that of the second damping paste.

7. The washing machine as claimed in claim 1, wherein the ball seat includes an upper ball seat and a lower ball seat, the upper ball seat is fixed to an upper surface of the lower ball seat by a fastener, a through hole is formed in a lower surface of the lower ball seat, and an upper end of the elastic suspension rod is inserted into the through hole.

8. The washing machine as claimed in claim 7, wherein a limiting groove is formed on an upper surface of the lower ball seat, the through hole is communicated to the limiting groove, a limiting member is disposed at an upper end of the elastic suspension rod, and the lower ball seat abuts against an upper portion of the limiting member of the elastic suspension rod to engage and limit the limiting member in the limiting groove.

9. The washing machine as claimed in claim 8, wherein the stopper extends at an angle to the direction of the elastic suspension rod, and both ends of the stopper extend beyond the outer circumference of the elastic suspension rod and abut against the inner wall of the lower socket.

10. The washing machine as claimed in claim 7, wherein a lower surface of the lower ball seat is downwardly protruded with a protrusion passing through the opening, and the through hole passes through the protrusion.