CN218756596U

CN218756596U - Pulsator washing machine

Info

Publication number: CN218756596U
Application number: CN202223197820.3U
Authority: CN
Inventors: 孙树波
Original assignee: Hisense Refrigerator Co Ltd
Current assignee: Hisense Refrigerator Co Ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-03-28
Anticipated expiration: 2032-11-30

Abstract

The application provides a pulsator washing machine, includes: a box body; a barrel; a rod body; the rod body upper seat is sleeved at the top end of the rod body; the lower rod seat is sleeved on the rod body and connected with the barrel; the upper spring seat is sleeved on the rod body, is arranged close to the bottom end of the rod body relative to the lower rod body seat, is connected with the lower rod body seat, and is provided with an accommodating cavity at the joint; the spring lower seat is sleeved at the bottom end of the rod body; the elastic piece is arranged between the upper spring seat and the lower spring seat; the damping block is arranged in the accommodating cavity; the first electromagnet is sleeved on the periphery of the damping block; the second electromagnet and the first electromagnet are oppositely arranged on two sides of the rod body; when the barrel is under the vibration state, first electro-magnet and second electro-magnet circular telegram produce magnetic attraction in order to compress tightly the damping piece, and the damping piece compresses tightly the body of rod in order to restrain body of rod seat and barrel motion down, is favorable to making the damping force between damping piece and the body of rod adjustable.

Description

Pulsator washing machine

Technical Field

The application relates to the technical field of household appliances, in particular to a pulsator washing machine.

Background

The height direction of the box body of the pulsator washing machine is from the top end to the bottom end of the box body. The box body is used as the shell of the pulsator washing machine and is of a hollow structure. Be equipped with in the box and hold the chamber, should hold the chamber and be used for providing installation space for parts such as barrel, jib. The box body is provided with a top opening which is used as a taking and placing opening of clothes. The top opening part of the box body is provided with a box cover which is covered at the top opening part. The box cover is used for opening and closing the top opening of the box body, and then the accommodating cavity in the box body is opened or closed. The barrel is arranged in the box body and is vertically arranged, and the top of the barrel is provided with an opening and is opposite to the top opening of the box body. The clothes can be put into the barrel through the box body and the opening of the barrel, and then the clothes are washed. The box body is internally provided with a driving device which is in transmission connection with the barrel body so as to drive the interior of the barrel body to rotate and further realize clothes washing.

When rotary motion was done at the horizontal direction to drive arrangement drive barrel, because the winding of clothing leads to the load uneven distribution can produce off-centre, the rocking, the resonance that produce when having aggravated the barrel rotation, these vibrations can transmit the box, cause great vibration and noise problem. During dewatering and washing, the high speed rotation of the drum can accelerate vibration. When the rotating speed of the cylinder body is relatively low, the vibration of the cylinder body is reduced. The existing suspender can not flexibly adjust the damping force for limiting the vibration of the cylinder body, and if the damping force is too small, the cylinder assembly can vibrate too much, and the situation that the collision rod stops or the box body collides can occur. If the damping force is too large, the vibration of the box body is possibly too large, and then the vibration of the box body is caused to be too large, so that noise is caused.

Disclosure of Invention

The utility model discloses solve one of the technical problem in the correlation technique at least to a certain extent.

To this end, the present application aims to provide a pulsator washing machine, including:

the box body is in the height direction from the top end to the bottom end, and a taking and placing opening is formed in the top end of the box body;

the barrel is arranged in the box body, an opening is formed in the top end of the barrel, and the opening corresponds to the taking and placing opening;

the rod body is arranged between the cylinder body and the box body;

the rod body upper seat is sleeved at the top end of the rod body and is connected with the inner wall of the box body;

the rod body lower seat is sleeved on the rod body and connected with the barrel body, and the rod body lower seat can drive the barrel body to move along the length direction of the rod body;

the upper spring seat is sleeved on the rod body, is close to the bottom end of the rod body relative to the lower rod body seat, is connected with the lower rod body seat and can move along the length direction of the rod body;

the spring lower seat is sleeved at the bottom end of the rod body;

the elastic piece is arranged between the upper spring seat and the lower spring seat, the bottom end of the elastic piece is connected to the lower spring seat, and the top end of the elastic piece is connected to the upper spring seat so as to apply elastic force to the upper spring seat in the direction towards the top end of the rod body;

the damping block is sleeved on the outer side of the rod body, an accommodating cavity is formed at the joint of the upper spring seat and the lower rod body seat, and the damping block is arranged in the accommodating cavity;

the first electromagnet is arranged in the accommodating cavity and sleeved on the periphery of the damping block;

the second electromagnet is arranged in the accommodating cavity and sleeved on the periphery of the damping block, the second electromagnet and the first electromagnet are oppositely arranged on two sides of the rod body, and the magnetic poles of the ends of the first electromagnet corresponding to the second electromagnet are opposite when the first electromagnet is electrified;

when the barrel is in a vibration state, the first electromagnet and the second electromagnet are electrified to generate magnetic attraction force to compress the damping block, and the damping block compresses the rod body to restrain the lower seat of the rod body and the movement of the barrel.

This application controls the size of the magnetic attraction of the interact between first electro-magnet and the second electro-magnet through the electric current size of control first electro-magnet and second electro-magnet of flowing through, first electro-magnet and second electro-magnet attract each other so that first electro-magnet and second electro-magnet extrude its inboard damping piece, the damping piece receives the pressure that comes from first electro-magnet and second electro-magnet in order to compress tightly the body of rod, and then make the frictional force increase between damping piece and the body of rod, the vibration of barrel can be alleviated and restrained through the frictional force of adjusting between damping piece and the body of rod, reduce washing machine's vibration noise, improve user experience.

In some embodiments of the present application, an inner side of the first electromagnet is in contact with the damping block, and an outer side of the first electromagnet is in contact with a side wall of the accommodating cavity; the inner side of the second electromagnet is in contact with the damping block, and the outer side of the second electromagnet is in contact with the side wall of the accommodating cavity.

In some embodiments of the present application, the first electromagnet and the second electromagnet are electrically connected to the main control board, and the main control board is configured to control current input to the first electromagnet and the second electromagnet.

In some embodiments of the present application, the accommodating cavity includes a first accommodating groove and/or a second accommodating groove, the first accommodating groove is disposed inside an end of the rod lower seat close to the spring upper seat, and at least a part of the first electromagnet, at least a part of the second electromagnet and at least a part of the damping block are disposed in the first accommodating groove;

the second accommodating groove is formed in the inner portion of one end, close to the lower rod body seat, of the upper spring seat, and at least part of the first electromagnet, at least part of the second electromagnet and at least part of the damping block are arranged in the second accommodating groove.

In some embodiments of this application, be provided with the jack on the body of rod lower base, the jack setting is in at least part the periphery of first holding tank, be provided with protruding picture peg on the spring upper base, protruding picture peg and its corresponding picture peg looks adaptation, protruding picture peg inserts in the jack with will the spring upper base with body of rod lower base fixed connection.

In some embodiments of the present application, the damping block includes a first damping block and a second damping block, the first damping block and the second damping block are relatively enclosed in the outer side of the rod body, and a space is provided between the first damping block and the second damping block.

In some embodiments of the present application, the first damping mass is disposed between the rod body and the first electromagnet, and the second damping mass is disposed between the rod body and the second damping mass.

In some embodiments of this application, first damping piece with the second damping piece is the arc setting, first electro-magnet with the second electro-magnet is the arc setting, the curved both ends of first electro-magnet are respectively to being close to the direction extension of the body of rod is provided with first spacing arch, the curved both ends of first damping piece respectively with first electro-magnet both ends first spacing protruding looks butt.

In some embodiments of this application, the curved both ends of first electro-magnet are respectively to keeping away from the direction extension of the body of rod is provided with first stopper, the curved both ends of second electro-magnet are respectively to keeping away from the direction extension of the body of rod is provided with the second stopper, first stopper with the second stopper respectively with the lateral wall looks butt in holding chamber.

In some embodiments of the present application, a wire hole connected to the accommodating cavity is disposed on the rod lower seat or the spring upper seat, and the wire hole penetrates through a side wall of the rod lower seat or a side wall of the spring upper seat.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention or the related art, the drawings required to be used in the description of the embodiments or the related art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of a suspension lever of a pulsator washing machine according to an embodiment of the present application;

FIG. 2 is a schematic cross-sectional view of a hanger bar of a pulsator washing machine according to an embodiment of the present application;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

FIG. 4 is a schematic structural view of a rod upper seat of the pulsator washing machine according to the present application;

FIG. 5 is an assembly view of a lower rod seat and an upper spring seat of a pulsator washing machine according to an embodiment of the present application;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5;

FIG. 7 is a schematic view illustrating a lower rod seat of a pulsator washing machine according to an embodiment of the present disclosure;

FIG. 8 is a schematic view illustrating an assembly of a lower rod seat and an electromagnet and a damping block of a pulsator washing machine according to an embodiment of the present application;

FIG. 9 is a schematic view of an assembly of a spring upper seat with an electromagnet and a damping mass of a pulsator washing machine according to an embodiment of the present application;

FIG. 10 is an enlarged schematic view of portion C of FIG. 9;

fig. 11 is a schematic structural view of a spring upper seat of a pulsator washing machine according to an embodiment of the present application.

In the above figures: 1. a rod body; 11. a straight pole section; 12. a connecting section; 13. a first electromagnet; 131. a first limit protrusion; 132. a first stopper; 14. a second electromagnet; 141. a second limit bulge; 142. a second limiting block; 2. a wiring hole; 3. a rod body upper seat; 31. a through hole; 32. a card slot; 33. a convex clamping block; 4. a lower base of the rod body; 41. a first connection hole; 42. a first accommodating groove; 43. a jack; 44. an accommodating cavity; 5. a spring upper seat; 51. a second accommodating groove; 52. a second connection hole; 53. a raised inserting plate; 6. a spring lower seat; 7. an elastic member; 8. a first damping block; 9. a second damping block; 10. a boom.

Detailed Description

The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

Hereinafter, embodiments of the present application will be described in detail with reference to the accompanying drawings.

Referring to fig. 1 to 11, the present application provides a pulsator washing machine, including: a box, a barrel and a boom 10.

The direction of the top end to the bottom end of the box body is the height direction of the box body, the box body is used as the shell of the pulsator washing machine and is of a hollow structure, and the appearance shape of the box body can be designed as required. The box body is internally provided with a containing cavity which is used for providing installation space for the barrel, the suspender 10 and other components.

The box body is provided with a top opening which is used as a taking and placing opening of clothes. The top opening part of the box body is provided with a box cover which is covered at the top opening part. The box cover is used for opening and closing the top opening of the box body, and then the accommodating cavity in the box body is opened or closed.

The barrel is arranged in the box body, the barrel is vertically arranged, and the top of the barrel is provided with an opening and is opposite to the top opening of the box body. The clothes can be put into the barrel through the box body and the opening of the barrel, and then the clothes are washed. A driving device (not shown in the figure) is arranged in the box body and is in transmission connection with the barrel body so as to drive the interior of the barrel body to rotate, and further clothes washing is realized.

The drum includes an outer tub (not shown) and an inner tub (not shown). The outer barrel is arranged in the box body, and the inner barrel is rotatably arranged in the outer barrel. The inner tub has a washing chamber, and when the pulsator washing machine performs a washing operation, laundry is received in the washing chamber and rotated by rotation of the tub, and the laundry is washed clean by a collision motion with the inner tub. The driving device is arranged outside the outer barrel and is in transmission connection with the inner barrel so as to drive the inner barrel to rotate. Wherein, the driving device can adopt a driving motor.

The box body is provided with a main control board. The main control board is electrically connected with the driving device. The inner barrel can be controlled to rotate by controlling the main control panel, and then washing processes such as washing and dewatering of the barrel are achieved.

The hanger rod 10 is arranged in the accommodating cavity of the box body and arranged on the periphery of the barrel body, and is used for hanging the barrel body in the box body. The hanger rods 10 are provided in plural and arranged at intervals around the circumference of the cylinder so that the cylinder can be stably provided in the case.

The hanger rod 10 can control the vibration of the cylinder, so that the cylinder assembly can vibrate in a standard manner, and the case body is prevented from being impacted, abnormal sound and displacement are avoided in the operation process.

The damping force of the boom 10 is critical to vibration control, and the damping force of the boom 10 must be within a predetermined range to achieve good vibration control. If the damping force is too small, the barrel assembly may vibrate too much, and the ram may stop or hit the case. If the damping force is too large, the vibration of the box body is possibly too large, and then the vibration of the box body is caused to be too large, so that noise is caused.

The boom 10 includes: the rod body 1, the rod body upper seat 3, the rod body lower seat 4, the spring upper seat 5, the spring lower seat 6, the elastic piece 7, the electromagnet and the damping block.

The body of rod 1 sets up between barrel and box, and the body of rod 1 includes straight pole section 11 and linkage segment 12, and straight pole section 11 of the body of rod 1 extends from the box top to the direction of bottom, and linkage segment 12 sets up respectively at the both ends of the extending direction of straight pole section 11, and linkage segment 12 is connected respectively on the top and the bottom of straight pole section 11 promptly.

The top of the rod body 1 is connected with the rod body upper seat 3 through the connecting section 12 arranged at the top of the straight rod section 11, and the rod body upper seat 3 is connected with the inner wall of the box body. The bottom end of the rod body 1 is connected with the lower spring seat 6 through a connecting section 12 arranged at the bottom end of the straight rod section 11.

The rod body lower seat 4 and the spring upper seat 5 are sleeved between the top end and the bottom end of the rod body 1, namely the rod body lower seat 4 and the spring upper seat 5 are sleeved on the straight rod section 11 of the rod body 1 and are arranged between the rod body upper seat 3 and the spring lower seat 6. On the extending direction of the straight rod section 11 of the rod body 1, the rod body lower seat 4 is arranged close to the top end of the box body relative to the spring upper seat 5, and the rod body lower seat 4 is connected with the spring upper seat 5.

Elastic component 7 sets up between spring upper bracket 5 and spring lower bracket 6, and the periphery at spring upper bracket 5 is established to the top cover of elastic component 7 to be connected with spring upper bracket 5, the bottom of elastic component 7 is connected with spring lower bracket 6, and with the direction of applying to spring upper bracket 5 for the orientation the elasticity on the top of the body of rod 1 can set up be that the inside of spring lower bracket 6 is located to the elastic component 7 cover.

The lower rod seat 4 is connected with an outer barrel, when the outer barrel vibrates due to the rotation of the inner barrel in the washing or dewatering stage of the pulsator washing machine, the elastic piece 7 is arranged to enable the barrel body to drive the lower rod seat 4 to compress the elastic piece 7 along the straight rod section 11 of the rod body 1 and to reciprocate along the straight rod section 11 of the rod body 1, and the elastic piece 7 can buffer the vibration of the barrel body, so that the vibration of the outer barrel is slowed down and restrained.

After the rod body lower seat 4 and the spring upper seat 5 are connected, a containing cavity 44 is formed inside the rod body lower seat 4 and the spring upper seat 5, and the straight rod section 11 of the rod body 1 is arranged in a penetrating mode through the containing cavity 44.

The damping block is sleeved on the straight rod section 11 of the rod body 1 and arranged in the accommodating cavity 44, and the damping block is in contact with the straight rod section 11 of the rod body 1, so that friction force exists between the damping block and the suspension rod 10.

The electromagnet is arranged in the accommodating cavity 44 and sleeved on the periphery of the damping block, the electromagnet comprises a first electromagnet 13 and a second electromagnet 14, and magnetic poles of one ends of the first electromagnet 13 corresponding to the second electromagnet 14 are opposite, so that the first electromagnet 13 and the second electromagnet 14 can generate attractive magnetic attraction when being electrified. The first electromagnet 13 and the second electromagnet 14 surround the periphery of the damping block, the second electromagnet 14 and the first electromagnet 13 are oppositely arranged at two sides of the rod body 1, the inner side of the first electromagnet 13 is contacted with the damping block, and the outer side of the first electromagnet 13 is contacted with the side wall of the accommodating cavity 44; the inner side of the second electromagnet 14 is in contact with the damping block, and the outer side of the second electromagnet 14 is in contact with the side wall of the accommodating cavity 44, so that the first electromagnet 13 and the second electromagnet 14 are limited in the accommodating cavity 44, the first electromagnet 13 is prevented from randomly moving in the accommodating cavity 44, and meanwhile, the damping block is prevented from randomly moving in the accommodating cavity 44.

The first electromagnet 13 and the second electromagnet 14 are respectively electrically connected with the main control board, so that the main control board controls the current flowing through the first electromagnet 13 and the second electromagnet 14 according to the eccentricity of the barrel and the rotating speed of the inner barrel, the magnitude of the magnetic attraction force of the interaction between the first electromagnet 13 and the second electromagnet 14 is further controlled according to the magnitude of the current flowing through the first electromagnet 13 and the second electromagnet 14, the first electromagnet 13 and the second electromagnet 14 are mutually attracted so that the first electromagnet 13 and the second electromagnet 14 press the damping block on the inner side of the damping block, the damping block is pressed by the pressure from the first electromagnet 13 and the second electromagnet 14 to press the rod body 1, the friction force between the damping block and the rod body 1 is further increased, and the vibration of the barrel can be relieved and inhibited through the friction force between the damping block and the rod body 1.

When the inner barrel rotates to cause the outer barrel to vibrate in the washing or dewatering stage of the pulsator washing machine, the barrel body drives the rod body lower seat 4 to compress the elastic piece 7 along the straight rod section 11 of the rod body 1 and reciprocate along the straight rod section 11 of the rod body 1, and the elastic piece 7 buffers the vibration of the barrel body so as to slow down and inhibit the vibration of the outer barrel.

When the vibration of the cylinder body is large, the compression amount of the elastic part 7 is large, the downward movement amount of the rod body lower seat 4 and the spring upper seat 5 is large, and the elastic part 7 can play a role in preliminarily inhibiting the vibration of the cylinder body. At this time, the centrifugal distance of the barrel is large, and the main control board determines the magnitude of the current to be output to the first electromagnet 13 and the second electromagnet 14 according to the detected centrifugal distance of the barrel and the rotation speed of the inner barrel.

When the main control board control is exported great electric current to first electro-magnet 13 and second electro-magnet 14, make first electro-magnet 13 and the grow of the magnetic attraction of second electro-magnet 14 interact, first electro-magnet 13 and second electro-magnet 14 attract each other so that first electro-magnet 13 and second electro-magnet 14 extrude the pressure grow of its inboard damping piece, the damping piece receives the pressure that comes from first electro-magnet 13 and second electro-magnet 14 in order to compress tightly body of rod 1, and then make the frictional force reinforcing between damping piece and body of rod 1, the damping force increase, the vibration of barrel can be alleviated and restrained through the frictional force of the increase between damping piece and body of rod 1, reduce washing machine's vibration noise, improve user experience.

When the main control board controls to output smaller current to the first electromagnet 13 and the second electromagnet 14, the magnetic attraction force of the interaction of the first electromagnet 13 and the second electromagnet 14 is smaller, the first electromagnet 13 and the second electromagnet 14 attract each other to enable the first electromagnet 13 and the second electromagnet 14 to extrude the damping block on the inner side of the damping block to be smaller, the damping block is subjected to the pressure from the first electromagnet 13 and the second electromagnet 14 to compress the rod body 1, the smaller current enables the friction force between the damping block and the rod body 1 to be smaller, the damping force is smaller, the vibration of the barrel can be relieved and restrained according to the actual vibration condition of the barrel by adjusting the increased friction force between the damping block and the rod body 1, the vibration noise of the washing machine is reduced, and the user experience is improved.

In this embodiment, the rod body 1 is bent to form the connecting section 12, so that the straight rod section 11 and the connecting section 12 of the rod body 1 are integrally formed.

The rod body upper seat 3 is provided with a through hole 31 penetrating through the rod body upper seat 3, the top of the rod body upper seat 3, namely one side of the rod body upper seat 3, far away from the rod body lower seat 4, is provided with a clamping groove 32, the clamping groove 32 is communicated with the through hole 31, and the size width of the clamping groove 32 corresponds to the radial size width of the connecting section 12 so that the connecting section 12 is clamped into the clamping groove 32.

The through hole 31 is connected to the middle of the clamping groove 32, that is, the through hole 31 divides the clamping groove 32 into two sections, in this embodiment, the two sections of the clamping groove 32 have the same size and are arranged in a universal manner, so that after part of the straight rod section 11 is inserted into the through hole 31, the connecting section 12 can be clamped into any one of the two sections corresponding to the connection position of the through hole 31 and the clamping groove 32.

In this embodiment, a protruding fixture block 33 is disposed in the slot 32, and the protruding fixture block 33 is used for abutting against the connection section 12 after the connection section 12 is clamped in the slot 32 to limit the connection section 12 from being separated from the slot 32, so as to prevent the connection section 12 from being separated from the slot 32 when the barrel vibrates.

At least one section of the two sections of the joint of the through hole 31 and the clamping groove 32 is internally provided with a protruding clamping block 33, when any section of the two sections of the joint is internally provided with the protruding clamping block 33, the connection section 12 can be conveniently clamped in any section of the two sections of the clamping groove 32 in the process of connecting the connection section 12 with the clamping groove 32, the connection section 12 is prevented from being separated from the clamping groove 32 during vibration of the barrel, and the assembly efficiency is improved.

The lower rod seat 4 is sleeved on the straight rod section 11 of the rod body 1, a first connecting hole 41 is formed in the middle of the lower rod seat 4, and the first connecting hole 41 penetrates through the lower rod seat 4 in the extending direction of the straight rod section 11.

In some embodiments, the receiving cavity 44 includes a first receiving groove 42 and/or a second receiving groove 51, the first receiving groove 42 is disposed inside an end of the rod lower base 4 close to the upper spring base 5, and the first receiving groove 42 is communicated with the first connecting hole 41. At least part of the first electromagnet 13, at least part of the second electromagnet 14, and at least part of the damping mass are disposed in the first accommodation groove 42.

The upper spring seat 5 is sleeved on the straight rod section 11 of the rod body 1, the upper spring seat 5 is arranged close to the bottom of the box body relative to the lower rod seat 4, a second connecting hole 52 is formed in the middle of the upper spring seat 5, and the second connecting hole 52 penetrates through the upper spring seat 5 in the extending direction of the straight rod section 11.

The second receiving groove 51 is provided inside one end of the upper spring seat 5 close to the lower rod seat 4, and the second receiving groove 51 communicates with the second connecting hole 52. At least part of the first electromagnet 13, at least part of the second electromagnet 14, and at least part of the damping block are disposed in the second accommodation groove 51.

The upper spring seat 5 and the lower rod seat 4 are connected such that the first receiving groove 42 and the second receiving groove 51 are communicated to form the receiving cavity 44. The coaxial corresponding setting of first connecting hole 41 and second connecting hole 52, the straight pole section 11 of the body of rod 1 of being convenient for wears to establish body of rod lower base 4 and spring upper base 5.

The spring upper seat 5 is provided with at least two protruding insertion plates 53, and the at least two protruding insertion plates 53 surround and form a second accommodating groove 51 in the inner side. The lower rod body seat 4 is provided with a jack 43, the jack 43 is arranged at the periphery of at least part of the first accommodating groove 42, the raised inserting plate 53 is matched with the corresponding jack 43, and the raised inserting plate 53 is inserted into the jack 43 to fixedly connect the upper spring seat 5 with the lower rod body seat 4.

In this embodiment, the damping block includes first damping block 8 and second damping block 9, first damping block 8 and second damping block 9 are the arc setting, first damping block 8 and second damping block 9 enclose relatively and establish in the outside of the body of rod 1, first damping block 8 sets up between the body of rod 1 and first electro-magnet 13, second damping block 9 sets up between the body of rod 1 and second electro-magnet 14, first damping block 8 and second damping block 9 have the interval within a definite time, so that when first damping block 8 and second damping block 9 compress tightly the body of rod 1 respectively, avoid first damping block 8 and second damping block 9 butt, thereby avoid producing the reaction force that first damping block 8 and second damping block 9 compress tightly the body of rod 1 between first damping block 8 and second damping block 9, improve the frictional force after first damping block 8 and second damping block 9 compress tightly the body of rod 1, more do benefit to the vibration of buffering and suppression barrel, reduce the vibration noise of washing machine, improve user experience.

First electro-magnet 13 and second electro-magnet 14 are the arc setting, the curved both ends of first electro-magnet 13 are provided with first spacing arch 131 to the direction extension that is close to the body of rod 1 respectively in the inboard of first electro-magnet 13, the curved both ends of first damping piece 8 respectively with the inboard of first spacing arch 131 looks butt in order to inject first damping piece 8 at first electro-magnet 13 at the both ends of first electro-magnet 13, can prevent that first damping piece 8 from drunkenness and rotating at will when the barrel vibrates, improve the damping force between damping piece and the body of rod 1.

The two ends of the arc of the second electromagnet 14 extend towards the direction close to the rod body 1 at the inner side of the second electromagnet 14 respectively to form second limiting protrusions 141, the two ends of the arc of the second damping block 9 are abutted with the second limiting protrusions 141 at the two ends of the second electromagnet 14 respectively to limit the second damping block 9 at the inner side of the second electromagnet 14, the second damping block 9 can be prevented from moving and rotating randomly when the barrel vibrates, and damping force between the damping block and the rod body 1 is improved.

An interval is reserved between the first electromagnet 13 and the second electromagnet 14, a first limiting block 132 is arranged at each of two arc-shaped ends of the first electromagnet 13 and extends towards the direction far away from the rod body 1 on the outer side of the first electromagnet 13, a second limiting block is arranged at each of two arc-shaped ends of the second electromagnet 14 and extends towards the direction far away from the rod body 1 on the outer side of the second electromagnet 14, and the first limiting block 132 and the second limiting block are abutted to the side wall of the accommodating cavity 44 respectively to limit the first electromagnet 13 and the second electromagnet 14 to rotate and shake in the accommodating cavity 44, so that the pressure of the first electromagnet 13 and the second electromagnet 14 on compressing the damping block is increased.

In this embodiment, the lower rod body seat 4 or the upper spring seat 5 is provided with a wire passing hole 2 communicating with the accommodating cavity 44, the wire passing hole 2 is arranged through a side wall of the lower rod body seat 4 or a side wall of the upper spring seat 5, and the wire passing hole 2 is used for passing through a connecting wire connected with an electromagnet.

In this embodiment, the elastic member 7 is provided as a spring, a sleeve of the elastic member 7 is disposed on the upper spring seat 5, and a sleeve of the other end of the elastic member 7 is disposed on the lower spring seat 6, so that the elastic force of the spring drives the cylinder to move up and down to buffer and suppress the vibration of the cylinder when the cylinder vibrates.

The utility model discloses well main control board controls the electric current size of first electro-magnet 13 and second electro-magnet 14 of flowing through according to the eccentric size of the barrel that surveys and the rotational speed of interior bucket, and then the size of the magnetic attraction of the interact between first electro-magnet 13 and second electro-magnet 14 is controlled to the electric current size through first electro-magnet 13 and second electro-magnet 14 of flowing through, first electro-magnet 13 and second electro-magnet 14 attract each other so that first electro-magnet 13 extrudees its inboard damping piece with second electro-magnet 14, the damping piece receives the pressure that comes from first electro-magnet 13 and second electro-magnet 14 in order to compress tightly body of rod 1, and then make the frictional force increase between damping piece and the body of rod 1, can alleviate and restrain the vibration of barrel through adjusting the frictional force between damping piece and the body of rod 1, the frictional force accessible between damping piece and the body of rod 1 of the application is controlled with the size of the electric current that flows through first electro-magnet 13 and second electro-magnet 14, washing machine vibrates greatly, thereby the vibration that can restrain the whole machine through the frictional force between the adjustment body of rod 1 and damping piece when eccentricity is great, thereby reduce the user and use the vibration noise of washing machine, it uses.

In the description of the present invention, 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", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art. In the present application, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature. In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. A pulsator washing machine, comprising:

the rod body is arranged between the cylinder body and the box body;

the spring lower seat is sleeved at the bottom end of the rod body;

the second electromagnet is arranged in the accommodating cavity and sleeved on the periphery of the damping block, the second electromagnet and the first electromagnet are oppositely arranged on two sides of the rod body, and the magnetic poles of the ends, corresponding to the first electromagnet and the second electromagnet, of the first electromagnet and the second electromagnet are opposite when the rod body is electrified;

2. The pulsator washing machine according to claim 1,

the inner side of the first electromagnet is in contact with the damping block, and the outer side of the first electromagnet is in contact with the side wall of the accommodating cavity; the inner side of the second electromagnet is in contact with the damping block, and the outer side of the second electromagnet is in contact with the side wall of the accommodating cavity.

3. The pulsator washing machine according to claim 1,

the first electromagnet and the second electromagnet are electrically connected with a main control board, and the main control board is used for controlling and inputting currents of the first electromagnet and the second electromagnet.

4. The pulsator washing machine according to claim 1,

the accommodating cavity comprises a first accommodating groove and/or a second accommodating groove, the first accommodating groove is arranged in one end, close to the upper spring seat, of the lower rod body seat, and at least part of the first electromagnet, at least part of the second electromagnet and at least part of the damping block are arranged in the first accommodating groove;

the second accommodating groove is formed in the inner portion of one end, close to the lower rod seat, of the upper spring seat, and at least part of the first electromagnet, at least part of the second electromagnet and at least part of the damping block are arranged in the second accommodating groove.

5. The pulsator washing machine according to claim 4,

the improved telescopic rod is characterized in that a jack is arranged on the lower rod body seat, the jack is arranged at least partially at the periphery of the first accommodating groove, a raised inserting plate is arranged on the upper spring seat, the raised inserting plate corresponds to the raised inserting plate, and the raised inserting plate is inserted into the jack so as to connect the upper spring seat with the lower rod body seat in a fixed connection mode.

6. The pulsator washing machine according to claim 1,

the damping piece includes first damping piece and second damping piece, first damping piece with the second damping piece encloses relatively and establishes the outside of the body of rod, first damping piece with interval has between the second damping piece.

7. The pulsator washing machine according to claim 6,

the first damping block is arranged between the rod body and the first electromagnet, and the second damping block is arranged between the rod body and the second electromagnet.

8. The pulsator washing machine according to claim 6,

first damping piece with the second damping piece is the arc setting, first electro-magnet with the second electro-magnet is the arc setting, the curved both ends of first electro-magnet are respectively to being close to the direction extension of the body of rod is provided with first spacing arch, the curved both ends of first damping piece respectively with first electro-magnet both ends first spacing protruding looks butt.

9. The pulsator washing machine as claimed in claim 6,

the arc-shaped both ends of first electro-magnet are respectively to keeping away from the direction of the body of rod extends and is provided with first stopper, the arc-shaped both ends of second electro-magnet are respectively to keeping away from the direction of the body of rod extends and is provided with the second stopper, first stopper with the second stopper respectively with the lateral wall looks butt in holding chamber.

10. The pulsator washing machine as claimed in claim 1,

the lower rod body seat or the upper spring seat is provided with a wire hole communicated to the containing cavity, and the wire hole penetrates through the side wall of the lower rod body seat or the side wall of the upper spring seat.