CN210561291U

CN210561291U - Suspension device of washing machine

Info

Publication number: CN210561291U
Application number: CN201920485676.2U
Authority: CN
Inventors: 徐诗锋
Original assignee: Anhui Yucheng Spring Technology Co ltd
Current assignee: Anhui Yucheng Spring Technology Co ltd
Priority date: 2019-04-11
Filing date: 2019-04-11
Publication date: 2020-05-19
Anticipated expiration: 2029-04-11

Abstract

The utility model belongs to the technical field of washing machine, specifically be a washing machine linkage, including davit seat, jib, damping external member, spring and bracket, assembly is established on the jib to davit seat, damping external member, spring and bracket top-down cover, the inside of davit seat is equipped with the cross draw-in groove, the upper end of jib is equipped with the elbow and is located the inside of cross draw-in groove, the interior bottom of bracket is equipped with the spacing groove, the fixed cover of lower extreme of jib is equipped with the position cap, the position cap is located the spacing groove of bracket, be equipped with waterproof cap between damping external member and the davit seat, waterproof cap cover is established in the outside of jib and is contacted with the damping external member. The utility model discloses stable in structure, design scientific and reasonable, production cycle is short, and the cost of manufacture is low, and anti-seismic performance is good to guaranteed the normal operating of entire system low noise, low vibration, reduced washing machine vibration, the big disadvantage of noise, promoted washing machine's complete machine performance, satisfied user's demand.

Description

Suspension device of washing machine

Technical Field

The utility model relates to a washing machine technical field especially relates to a washing machine linkage.

Background

The washing machines include pulsator full-automatic washing machines, twin-tub washing machines, drum washing machines, agitator washing machines, etc., and the pulsator washing machine is most widely used in asia.

The top-opening washing machine comprises a box body, a control panel seat component and an inner and outer barrel assembly, wherein the inner and outer barrel assembly and the box body are assembled into a whole through four suspension devices. Traditional washing machine suspension, including the davit seat, the jib, the sleeve pipe, damping spring and by upper cover, blotter, damping rubber holds in the palm, the base part that the collet is constituteed, the lower card end card of jib is on the collet, the collet is the type of falling T, damping rubber holds in the palm and puts on the collet step face, the blotter is placed to the up end of collet, then the higher authority is the upper cover, damping spring upper and lower both ends clamp the location with sleeve pipe and upper cover respectively, the jib runs through damping spring. Because the connection between base part and the jib lacks the location, washing machine is at the dehydration in-process, because outer bucket part vibrates from top to bottom, also can produce the displacement between jib and the base part, leads to the jib directly to collide with the collet and produce abnormal sound.

In addition, the upper end of the suspender is generally directly hung on the suspender seat through the upper clamping end of the suspender, a buffering and vibration damping structure is lacked between the upper end of the suspender and the suspender seat, the suspender and the suspender seat directly touch each other, vibration generated by the suspender can be directly transmitted to the box body through the suspender seat, the whole vibration of the washing machine is increased, so that the vibration and the noise of the washing machine are increased, and the requirement of a user is hardly met.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

The utility model aims at solving the problems in the prior art and providing a suspension device for a washing machine.

2. Technical scheme

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a washing machine linkage, includes jib seat, jib, damping external member, spring and bracket, the assembly is established on the jib to jib seat, damping external member, spring and bracket top-down cover, the inside of jib seat is equipped with the cross draw-in groove, the upper end of jib is equipped with the elbow and is located the inside of cross draw-in groove, the interior bottom of bracket is equipped with the spacing groove, the fixed cover of lower extreme of jib is equipped with the position cap, the position cap is located the spacing groove of bracket, be equipped with waterproof cap between damping external member and the jib seat, waterproof cap cover is established in the outside of jib and is contacted with the damping external member.

Preferably, the damping external member includes damping upper member, clutch blocks and damping cover lower member, and damping upper member, clutch blocks and damping cover lower member are established the assembly in the outside of jib from top to bottom.

Preferably, the damping sleeve upper part comprises an upper hinge, an upper sleeve and an upper sealing end, the upper sleeve and the upper sealing end are fixedly arranged at the upper end and the lower end of the upper hinge respectively, the damping sleeve lower part comprises a lower sealing end and a lower hinge, the upper sealing end extends to the inner part of the lower sealing end and enables the lower hinge to be abutted against the upper hinge, and the friction block is located inside the upper sealing end.

Preferably, the bottom through hole of the lower sealing end is provided with oil storage slots, and the number of the oil storage slots is 6 and the oil storage slots are annularly distributed on the outer side of the through hole.

Preferably, the inner through hole of the friction block is provided with 4 vertical grooves distributed in an annular shape, and the outer side of the friction block is provided with 4 convex strips corresponding to the vertical grooves.

Preferably, the top of the bracket is provided with a bump.

Preferably, the waterproof cap is provided with an inverted platform part.

Preferably, a sleeve is fixedly arranged at the bottom of the lifting rod seat.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses stable in structure, design scientific and reasonable, production cycle is short, and the cost of manufacture is low, and anti-seismic performance is good.

2. The utility model provides a present suspension system have certain start-up difficulty, after through its damping of linkage, cushioning effect, greatly reduced transmits the vibration and the noise of box to guaranteed the normal operating of entire system low noise, low vibration, reduced washing machine vibration, the big disadvantage of noise, promoted washing machine's whole quick-witted performance, especially large capacity washing machine's dehydration start-up performance has obtained effective improvement, has satisfied user's demand.

Drawings

Fig. 1 is a schematic structural view of a suspension device of a washing machine according to the present invention;

FIG. 2 is a front view of the suspension;

FIG. 3 is a schematic structural view of a bracket;

FIG. 4 is a top view of the carriage;

FIG. 5 is a schematic structural view of a damping sleeve upper piece;

FIG. 6 is a schematic view of the structure of the damping sleeve lower piece;

FIG. 7 is a top view of a damping sleeve lower;

FIG. 8 is a top view of the friction block;

FIG. 9 is a schematic structural view of a friction block;

FIG. 10 is a top view of the boom seat;

FIG. 11 is a schematic view of the boom seat;

FIG. 12 is a bottom view of the hanger bracket;

fig. 13 is a schematic view of the structure of the boom.

In the figure: 1-bracket, 101-lug, 102-limiting groove, 2-spring, 3-damping sleeve lower piece, 301-lower piece sealing end, 302-lower hinge, 4-friction block, 401-vertical groove, 402-convex strip, 5-damping sleeve upper piece, 501-upper piece sealing end, 502-upper piece sleeve, 503-upper hinge, 6-waterproof cap, 7-suspender, 701-elbow, 8-suspender seat, 801-cross clamping groove, 802-sleeve and 9-positioning cap.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-10, a suspension device for a washing machine, comprising a suspension rod base 8, a suspension rod 7, a damping kit, a spring 2 and a bracket 1, wherein the suspension rod base 8, the damping kit, the spring 2 and the bracket 1 are sleeved and assembled on the suspension rod 7 from top to bottom, so as to assemble an inner and outer barrel part with a box body through the suspension device, a cross-shaped clamping groove 801 is arranged inside the suspension rod base 8, an elbow 701 is arranged at the upper end of the suspension rod 7 and positioned inside the cross-shaped clamping groove 801, so as to ensure the spacing connection between the suspension rod 7 and the suspension rod base 8, ensure the firm connection between the suspension rod 7 and the suspension rod base 8 and facilitate the disassembly and assembly in the production and maintenance processes, a spacing groove 102 is arranged at the inner bottom of the bracket 1, a positioning cap 9 is fixedly sleeved at the lower end of the suspension rod 7, the positioning cap 9 is positioned in the spacing groove 102 of the bracket, thereby make jib 7 support bracket 1, be equipped with waterproof cap 6 between damping external member and the jib seat 8, waterproof cap 6 cover is established in the outside of jib 7 and is contacted with the damping external member, be used for waterproof cap 6 to inject the position of damping external member on jib 7, thereby guarantee that the damping external member can not make and take place the dislocation between damping cover lower part 3 and the spring 2 when sliding on jib 7, avoid the abnormal sound, and washing machine is at the dehydration in-process, waterproof cap 6 can prevent that rivers from flowing into in the damping external member along jib 7 and causing the phenomenon that friction effect reduces with the lubricating oil contact, influence the part life-span.

In the utility model, the damping external member comprises a damping upper member 5, a friction block 4 and a damping lower member 3, the damping upper member 5, the friction block 4 and the damping lower member 3 are sleeved on the outer side of the suspender 7 from top to bottom, the damping upper member 5 comprises an upper hinge 503, an upper sleeve 502 and an upper sealing end 501, the upper sleeve 502 and the upper sealing end 501 are respectively and fixedly arranged at the upper and lower ends of the upper hinge 503, the damping lower member 3 comprises a lower sealing end 301 and a lower hinge 302, the upper sealing end 501 extends to the inner part of the lower sealing end 301 and enables the lower hinge 302 to be abutted against the upper hinge, the friction block 4 is positioned in the upper sealing end 501, a certain amount of grease can be placed in the damping external member inside the upper sealing end 501 and the lower sealing end 301, thereby not only playing a friction damping role, but also avoiding the abrasion or damping heating phenomenon caused by dry friction, and effectively protecting the external member, the service life of the bracket is prolonged, the stable operation of the washing machine in the use process is ensured, the bottom through hole of the lower sealing end 301 is provided with oil storage slots, the number of the oil storage slots is 6, the oil storage slots are annularly distributed on the outer side of the through hole, the inner through hole of the friction block 4 is provided with 4 vertical slots 401 which are annularly distributed, the outer side of the friction block 4 is provided with 4 convex strips 402 corresponding to the vertical slots 401, the convex strips are used for providing lubrication effect when the friction block 4 is fully immersed in grease, improving the sliding capacity on the suspender 7, reducing the friction force, ensuring the capacity of shock absorption and noise reduction during the operation process of the washing machine, prolonging the service life of the washing machine, the top of the bracket 1 is provided with a convex block 101, the waterproof cap 6 is provided with an inverted table part for abutting against the top of a damping external member, so that the damping external member can slide up and down in the operation process of the, cause the condition of abnormal sound and wearing and tearing during the gliding to washing machine is at the dehydration in-process, and waterproof cap 6 can prevent that rivers from leading to the fact the friction effect to reduce along 7 interior and lubricating oil contact of inflow damping external member of jib, influences the part life-span, and the bottom of jib seat 8 is fixed to be provided with sleeve 802 for it is spacing to carry out jib 7, can not take place to deflect.

The working principle is as follows: in the operation process of the washing machine, the damping sleeve in the suspension device can move up and down along with the rotation of the inner barrel, and in the dehydration process of the washing machine, the waterproof cap 6 can prevent water flow from flowing into the damping sleeve along the suspender 7 and contacting with lubricating oil to cause the phenomenon of reduced friction effect, the upper end of the suspension device is provided with the damping spring 2 arranged at the top of the suspender seat 1, and the spring 2 is positioned between the suspender seat 1 and the damping sleeve, so that the damping sleeve can not contact with the suspender seat 1, the integral damping effect is realized, when the vibration of the inner barrel component of the washing machine is transmitted to the damping sleeve through the suspender 7, the vibration and the noise transmitted to the box body are greatly reduced through the vibration damping and buffering effects, the normal operation of low noise and low vibration of the whole system is ensured, and the problem that the conventional suspension system has certain starting difficulty, vibration, The defect of high noise improves the whole performance of the washing machine, particularly effectively improves the dehydration starting performance of a large-capacity washing machine, and meets the requirements of users.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A suspension device of a washing machine comprises a hanger rod seat (8), a hanger rod (7), a damping sleeve member, a spring (2) and a bracket (1), the hanger rod seat (8), the damping sleeve member, the spring (2) and the bracket (1) are sleeved and assembled on the hanger rod (7) from top to bottom, it is characterized in that a cross clamping groove (801) is arranged in the lifting rod seat (8), the upper end of the suspender (7) is provided with an elbow (701) and is positioned in the cross clamping groove (801), a limiting groove (102) is arranged at the inner bottom of the bracket (1), a positioning cap (9) is fixedly sleeved at the lower end of the suspender (7), the positioning cap (9) is positioned in a limiting groove (102) of the bracket (1), a waterproof cap (6) is arranged between the damping external member and the hanging rod seat (8), and the waterproof cap (6) is sleeved on the outer side of the hanging rod (7) and is in contact with the damping external member.

2. A washing machine suspension device according to claim 1, characterized in that the damping sleeve comprises a damping sleeve upper piece (5), a friction block (4) and a damping sleeve lower piece (3), and the damping sleeve upper piece (5), the friction block (4) and the damping sleeve lower piece (3) are sleeved and assembled on the outer side of the suspension rod (7) from top to bottom.

3. A washing machine suspension device according to claim 2, characterized in that the damping sleeve upper part (5) comprises an upper hinge (503), an upper sleeve (502) and an upper sealing end (501), the upper sleeve (502) and the upper sealing end (501) are respectively and fixedly arranged at the upper end and the lower end of the upper hinge (503), the damping sleeve lower part (3) comprises a lower sealing end (301) and a lower hinge (302), the upper sealing end (501) extends to the inner part of the lower sealing end (301) and enables the lower hinge (302) and the upper hinge to be abutted, and the friction block (4) is located in the inner part of the upper sealing end (501).

4. A washing machine suspension arrangement according to claim 3, characterized in that oil storage slots are provided at the bottom through hole of the lower sealing end (301), the number of the oil storage slots is 6 and are annularly distributed outside the through hole.

5. A washing machine suspension device according to claim 2, characterized in that the inner through hole of the friction block (4) is provided with 4 vertical slots (401) distributed annularly, and the outer side of the friction block (4) is provided with 4 ribs (402) corresponding to the vertical slots (401).

6. A washing machine suspension according to claim 1, characterized in that the top of the bracket (1) is provided with a protrusion (101).

7. A washing machine suspension according to claim 1, characterized in that the waterproof cap (6) is provided with an inverted platform.

8. A washing machine suspension arrangement according to claim 1, characterized in that the bottom of the hanger bracket (8) is fixedly provided with a sleeve (802).