CN211730969U

CN211730969U - Bush structure of stabilizer bar

Info

Publication number: CN211730969U
Application number: CN202020240884.9U
Authority: CN
Inventors: 苏进山
Original assignee: Yuhuan Surui Machinery Factory
Current assignee: Yuhuan Surui Machinery Factory
Priority date: 2020-03-02
Filing date: 2020-03-02
Publication date: 2020-10-23
Anticipated expiration: 2030-03-02

Abstract

The utility model provides a bush structure of stabilizer bar belongs to auto-parts technical field. It has solved the not good problem of current stabilizer bar bush shock attenuation effect. This bush structure of stabilizer bar is including supporting support body and bush main part, it comprises upper bracket and lower carriage to support the support body, the bush main part comprises outer bush and interior bush, set up the hole that supplies the car stabilizer bar to pass on the interior perisporium of upper end department, the recess of a plurality of setting and interval distribution along its circumferencial direction is seted up to the upper bracket on being located the internal perisporium of upper end department, the outer bush is located to be provided with the outside bellying of axial and embedding corresponding recess one on the periphery wall of corresponding recess one, the lower carriage is located and offers the recess two of axial undercut on the terminal surface of laminating mutually with the outer bush, be provided with in the recess two and link firmly mutually and both ends respectively with lower carriage and outer bush inconsistent buffer spring. The utility model has the advantages of the shock attenuation is effectual.

Description

Bush structure of stabilizer bar

Technical Field

The utility model belongs to the technical field of auto-parts, a bushing structure of stabilizer bar is related to.

Background

The stabilizer bushing of the vehicle is a part for fitting the stabilizer bar in the stabilizer bracket, functions as a support and a shock absorber between the stabilizer bar and the stabilizer bracket, and needs to have a certain wear resistance and stability in assembling with the stabilizer bracket. Most of the existing stabilizer bar bushings are pure rubber parts, the wear resistance of the existing stabilizer bar bushings is poor, the friction force is large, and the problem of poor damping effect exists.

Disclosure of Invention

The utility model aims at providing a lining structure that wear resistance is good and the shock attenuation is effectual to the above-mentioned problem that exists among the prior art.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a bush structure of stabilizer bar, is including supporting support body and bush main part, its characterized in that, the support body constitute by upper bracket and lower carriage, the bush main part constitute by outer bush and neck bush, and set up the hole that supplies car stabilizer bar to pass on the neck bush, the upper bracket set up a plurality of along its circumferencial direction setting and interval distribution's recess one on the internal perisporium of upper end department, the outer bush be provided with the outside protruding portion one that just imbeds corresponding recess one of axial on the periphery wall of corresponding recess department, the lower carriage be located with the terminal surface of outer bush laminating seted up axial undercut recess two, recess two in be provided with and link firmly and both ends respectively with lower carriage and outer bush inconsistent buffer spring mutually.

In the bushing structure of the stabilizer bar, the two side surfaces of the lower bracket, which are attached to the upper bracket, are respectively provided with the second protruding parts which protrude outwards in the axial direction and are embedded into the corresponding upper bracket.

In the bushing structure of the stabilizer bar, the first protruding portion is provided with the first buffer hole.

In the bushing structure of the stabilizer bar, the inner peripheral wall of the outer bushing at the upper end is provided with a plurality of grooves III which are arranged along the circumferential direction and are distributed at intervals, the outer peripheral wall of the inner bushing at the corresponding groove III is provided with a third protruding part which protrudes outwards in the axial direction and is embedded into the corresponding groove III, and the third protruding part is also provided with a first buffer hole.

In the bushing structure of the stabilizer bar, two rigid frameworks which are symmetrically arranged are arranged in the inner bushing.

In the bushing structure of the stabilizer bar, the outer bushing is formed by splicing the first main body and the second main body, the second main body is arranged above the second groove, and the lower end face of the second main body is abutted to the buffer spring.

In the bushing structure of the stabilizer bar, two buffer holes II which are symmetrically arranged are formed in the main body II, and the cross sections of the buffer holes II are triangular.

Compared with the prior art, this bush structure of stabilizer bar has following advantage:

1. the upper bracket is arranged on the inner peripheral wall of the upper end part and is provided with a plurality of first grooves which are distributed along the circumferential direction and are distributed at intervals, two ends of each first groove are communicated with the outer part of the corresponding upper bracket respectively, the outer lining is arranged on the outer peripheral wall of the corresponding first groove and is provided with a first bulge part which is axially outwards protruded and embedded into the corresponding first groove, the lower bracket is arranged on the end face which is attached to the outer lining and is provided with a second groove which is axially downwards sunken, the second groove is internally provided with a buffer spring which is fixedly connected with the lower bracket and is respectively inconsistent with the lower bracket and the outer lining at two ends, the structure is arranged, the damping effect is improved, and meanwhile, the abrasion.

Drawings

Fig. 1 is a schematic sectional view showing a bushing structure in a bushing structure of the stabilizer bar.

In the figure, 1, a support frame body; 2. a bushing body; 3. an upper bracket; 4. a lower bracket; 5. an outer liner; 6. an inner liner; 7. an inner bore; 8. a first groove; 9. a first bulge part; 10. a second groove; 11. a buffer spring; 12. a second bulge part; 13. a first buffer hole; 14. a third groove; 15. a third bulge part; 16. a rigid skeleton; 17. a first main body; 18. a second main body; 19. and a second buffer hole.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figure 1, the bush structure of the stabilizer bar comprises a support frame body 1 and a bush main body 2, wherein the front end and the rear end of the support frame body 1 are provided with baffle plates which are fixedly connected with the support frame body 1 and prevent the lip bush main body from axially moving out of the support frame body 1, the baffle plates are provided with through holes for the automobile stabilizer bar to pass through, the support frame body 1 consists of an upper support 3 and a lower support 4, the upper support 3 and the lower support 4 are pre-tightened and pressed on the outer side of the bush main body 2, the upper support 3 and the lower support 4 are fixedly connected through a plurality of studs, the bush main body 2 consists of an outer bush 5 and an inner bush 6 arranged in the outer bush 5, the inner bush 6 is provided with an inner hole 7 for the automobile stabilizer bar to pass through, the inner peripheral wall of the upper support 3 at the upper end part is provided with a plurality of first grooves 8 which are arranged along the circumferential direction, the outer peripheral wall of the outer bushing 5 located at the corresponding groove I8 is provided with a first protruding portion 9 protruding outwards in the axial direction and embedded into the corresponding groove I8, the cross section of the first protruding portion 9 is trapezoidal, the lower support 4 located on the end face attached to the outer bushing 5 is provided with a second groove 10 recessed downwards in the axial direction, the second groove 10 is internally provided with a buffer spring 11 fixedly connected with the lower support 4 and two ends of the buffer spring are respectively abutted to the lower support 4 and the outer bushing 5, the outer bushing 5 is formed by splicing a main body I17 and a main body II 18, the main body II 18 is arranged above the second groove 10, the lower end face of the main body II 18 is abutted to the buffer spring 11, the two side portions of the main body II 18 attached to the main body I17 are provided with embedded portions protruding outwards in the axial direction and embedded into the main body I17, two buffer holes II 19 symmetrically arranged in the main body II 18, and the cross section of the.

As a preferable structure, two protruding parts 12 protruding outwards in the axial direction and embedded into the corresponding upper bracket 3 are arranged on two side surfaces of the lower bracket 4, which are attached to the upper bracket 3.

Further saying in detail, in order to improve buffering shock attenuation effect, buffer hole 13 that sets up along its length direction is all seted up on bellying 9, set up a plurality of recess three 14 that sets up and interval distribution along its circumferencial direction on the internal perisporium that outer bush 5 is located upper end department, the both ends of recess three 14 are linked together with corresponding outer bush 5 outside respectively, the welt 6 is provided with the bellying three 15 that the axial is outside protruding and imbed corresponding recess three 14 on the peripheral wall that is located corresponding recess three 14 department, the transversal of bellying three 15 is personally submitted trapezoidally, buffer hole 13 that sets up along its length direction also all is seted up on bellying three 15.

In more detail, in order to maintain the compression amount of the inner hole 7 and increase the rigidity of the bushing main body 2 at the same time, so as to ensure that the bushing main body 2 is tightly attached to the stabilizer bar, two symmetrically arranged rigid frameworks 16 are arranged in the inner bushing 6.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A bushing structure of a stabilizer bar comprises a support frame body (1) and a bushing main body (2), and is characterized in that the support frame body (1) consists of an upper support (3) and a lower support (4), the bushing main body (2) consists of an outer bushing (5) and an inner bushing (6), an inner hole (7) for a stabilizer bar of an automobile to pass through is formed in the inner bushing (6), a plurality of first grooves (8) which are arranged along the circumferential direction and are distributed at intervals are formed in the inner circumferential wall of the upper end part of the upper support (3), a first protruding part (9) which protrudes outwards in the axial direction and is embedded into the first grooves (8) is arranged on the outer circumferential wall of the outer bushing (5) at the corresponding first grooves (8), a second groove (10) which is recessed downwards in the axial direction is formed in the end face, which is attached to the outer bushing (5), of the lower support (4), and a buffer spring (11) which is fixedly connected with the lower support (4) and two ends of which are respectively abutted against the lower support (4) and the outer bushing (5) is arranged in the second groove (10).

2. The bushing structure of a stabilizer bar according to claim 1, wherein the two lateral surfaces of the lower bracket (4) which are attached to the upper bracket (3) are provided with second protruding portions (12) which protrude outwards in the axial direction and are embedded into the corresponding upper bracket (3).

3. The bushing structure of a stabilizer bar according to claim 1, wherein the first protruding portion (9) is provided with a first buffer hole (13).

4. The bushing structure of a stabilizer bar according to claim 1, wherein the inner peripheral wall of the outer bushing (5) at the upper end is provided with a plurality of grooves III (14) arranged along the circumferential direction and distributed at intervals, the outer peripheral wall of the inner bushing (6) at the corresponding groove III (14) is provided with a protruding portion III (15) protruding outward in the axial direction and embedded in the corresponding groove III (14), and the protruding portion III (15) is also provided with a first buffer hole (13).

5. A stabilizer bar bushing structure according to claim 1, characterized in that two symmetrically arranged rigid frames (16) are provided in said inner bushing (6).

6. The bushing structure of a stabilizer bar according to claim 1, wherein the outer bushing (5) is formed by splicing a first main body (17) and a second main body (18), the second main body (18) is arranged above the second groove (10), and the lower end surface of the second main body (18) is abutted to the buffer spring (11).

7. The bushing structure of a stabilizer bar according to claim 6, wherein two symmetrically arranged damping holes II (19) are formed in the main body II (18), and the cross section of each damping hole II (19) is triangular.