CN219452750U - Guider for automobile shock absorber - Google Patents

Abstract

The utility model discloses a guider for an automobile shock absorber, which comprises a guider body, wherein a first annular step is arranged on the inner wall of the lower part of the guider body, the guider for the automobile shock absorber further comprises a linear bearing, the linear bearing is embedded in the inner side of the lower part of the guider body, and the upper end of the linear bearing is abutted against the first annular step; an annular clamping groove is formed in the inner wall of the lower end of the guide body, a clamp spring is clamped on the annular clamping groove, and the inner edge of the clamp spring abuts against the lower end of the linear bearing; the linear bearing is limited between the first annular step and the clamp spring, and is used for the guide rod to pass through and be in sliding connection with the guide rod; according to the utility model, after the linear bearing is embedded in the inner wall of the lower part of the guide body, the reliability and smoothness of sliding of the guide rod relative to the guide body can be improved, and the abrasion of the guide rod can be effectively avoided, so that the service life of the automobile shock absorber can be prolonged.

Description

Guider for automobile shock absorber

Technical Field

The utility model relates to the technical field of automobile vibration absorbers, in particular to a guide device for an automobile vibration absorber.

Background

The guide is an important part in the automobile shock absorber, and is installed at the upper end of a working cylinder barrel in the automobile shock absorber in use; the guide used in the market at present is internally embedded with a bushing, for example, chinese patent publication number: the guide assembly for an automobile damper disclosed in CN214946001U, in which a bush is used for a guide rod in an automobile damper to pass through, the guide rod slides along an axial direction of the bush relative to the bush when the automobile damper is in operation, however, in the above-mentioned guide structure, when the guide rod slides against the bush, sliding friction exists between the guide rod and the bush, so that abrasion of the bush and the guide rod is easily caused, and thus the service life of the automobile damper is affected.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the guide device for the automobile shock absorber, which can improve the reliability and smoothness of sliding of the guide rod relative to the guide body and effectively avoid the abrasion of the guide rod by embedding the linear bearing on the inner wall of the lower part of the guide body, thereby prolonging the service life of the automobile shock absorber.

The guide for the automobile damper comprises a guide body, wherein a first annular step is arranged on the inner wall of the lower part of the guide body, the guide for the automobile damper further comprises a linear bearing, the linear bearing is embedded in the inner side of the lower part of the guide body, and the upper end of the linear bearing abuts against the first annular step; an annular clamping groove is formed in the inner wall of the lower end of the guide body, a clamp spring is clamped on the annular clamping groove, and the inner edge of the clamp spring abuts against the lower end of the linear bearing; the linear bearing is limited between the first annular step and the clamp spring and is used for the guide rod to pass through and be in sliding connection with the guide rod.

According to the utility model, after the linear bearing is embedded in the inner wall of the lower part of the guide body, the reliability and smoothness of sliding of the guide rod relative to the guide body can be improved, and the abrasion of the guide rod can be effectively avoided, so that the service life of the automobile shock absorber can be prolonged.

The utility model relates to a guider for an automobile shock absorber, wherein a first annular chamfer surface is arranged on the inner wall of the lower end of a guider body, the outer wall of a linear bearing is used for guiding in a matched mode with the first annular chamfer surface so that the linear bearing is embedded into the inner side of the lower portion of the guider body, and a clamp spring is used for guiding in a matched mode with the first annular chamfer surface so that the outer edge of the clamp spring is clamped onto an annular clamping groove; through the setting of first annular chamfer face, linear bearing's outer wall can be with first annular chamfer face cooperation direction in order that linear bearing inlays the inboard of dress to director body lower part, and the jump ring can be with first annular chamfer face cooperation direction in order that the outward flange clamping of jump ring is on the annular draw-in groove, can bring the convenience for the assembly of linear bearing and jump ring and director body promptly.

The utility model relates to a guider for an automobile shock absorber, wherein a second annular step is arranged on the outer wall of the lower part of a guider body, a sealing ring with an L-shaped section is embedded at the second annular step, and the sealing ring is used for sealing a gap between the guider body and a working cylinder after the lower end of the guider body is inserted into the upper end of the working cylinder; the upper end of the second annular step is provided with a first annular caulking groove for embedding the upper end part of the sealing ring, and the side wall of the second annular step is provided with a second annular caulking groove for embedding the side edge part of the sealing ring; the upper end of the sealing ring is used for propping against the upper end of the working cylinder barrel, and the side edge of the sealing ring is used for propping against the inner wall of the working cylinder barrel; through adopting this kind of structure, the sealing washer can nest reliably on the outer wall of director body lower part, can effectively avoid the sealing washer to appear breaking away from the condition of director body promptly, in addition, the sealing washer can reliably realize the sealing to the clearance between director body and the working cylinder.

The guide device for the automobile shock absorber comprises a sealing ring, wherein the outer wall of the lower end of the sealing ring is provided with a second annular chamfer surface, and the second annular chamfer surface is used for guiding with the inner wall of a working cylinder barrel in a matched manner so as to facilitate the side edge of the sealing ring to be embedded into the working cylinder barrel; through; after the second annular chamfer surface is arranged on the outer wall of the lower end of the sealing ring, the second annular chamfer surface can be matched and guided with the inner wall of the working cylinder barrel so that the side edge of the sealing ring is embedded into the working cylinder barrel.

The utility model relates to a guider for an automobile shock absorber, wherein the outer wall of the lower end of a guider body is provided with a third annular chamfer surface, and the third annular chamfer surface is used for guiding in a matched manner with the inner wall of the upper end of a working cylinder barrel so as to facilitate the lower end of the guider body to be inserted into the upper end of the working cylinder barrel; after the third annular chamfer surface is arranged on the outer wall of the lower end of the guide body, the third annular chamfer surface can be matched and guided with the inner wall of the upper end of the working cylinder barrel so that the lower end of the guide body can be conveniently inserted into the upper end of the working cylinder barrel.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

FIG. 1 is a schematic cross-sectional view of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1B;

fig. 4 is a schematic perspective view of the guide body.

Detailed Description

Various embodiments of the utility model are disclosed in the following drawings, in which details of the practice are set forth in the following description for the purpose of clarity. However, it should be understood that these practical details are not to be taken as limiting the utility model. That is, in some embodiments of the utility model, these practical details are unnecessary. Moreover, for the purpose of simplifying the drawings, some conventional structures and components are shown in the drawings in a simplified schematic manner.

In addition, the descriptions of the "first," "second," and the like, herein are for descriptive purposes only and are not intended to be specifically construed as order or sequence, nor are they intended to limit the utility model solely for distinguishing between components or operations described in the same technical term, but are not to be construed as indicating or implying any relative importance or order of such features. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

As shown in fig. 1 to 4, the guide for the automobile damper of the utility model comprises a guide body 1, wherein a first annular step 11 is arranged on the inner wall of the lower part of the guide body 1, the guide for the automobile damper further comprises a linear bearing 2, the linear bearing 2 is embedded in the inner side of the lower part of the guide body 1, and the upper end of the linear bearing 2 is abutted against the first annular step 11; an annular clamping groove 12 is formed in the inner wall of the lower end of the guider body 1, a clamp spring 3 is clamped on the annular clamping groove 12, and the inner edge of the clamp spring 3 abuts against the lower end of the linear bearing 2; the linear bearing 2 is limited between the first annular step 11 and the clamp spring 3, and the linear bearing 2 is used for the guide rod to pass through and is in sliding connection with the guide rod.

The inner wall of the lower end of the guide body 1 is provided with a first annular chamfer surface 13, the outer wall of the linear bearing 2 is used for guiding in a matched manner with the first annular chamfer surface 13 so that the linear bearing 2 is embedded into the inner side of the lower part of the guide body 1, and the clamp spring 3 is used for guiding in a matched manner with the first annular chamfer surface 13 so that the outer edge of the clamp spring 3 is clamped on the annular clamping groove 12; through the setting of first annular chamfer face, linear bearing's outer wall can be with first annular chamfer face cooperation direction in order that linear bearing inlays the inboard of dress to director body lower part, and the jump ring can be with first annular chamfer face cooperation direction in order that the outward flange clamping of jump ring is on the annular draw-in groove, can bring the convenience for the assembly of linear bearing and jump ring and director body promptly.

The outer wall of the lower part of the guide body 1 is provided with a second annular step 14, a sealing ring 4 with an L-shaped section is embedded at the second annular step 14, and after the lower end of the guide body 1 is inserted into the upper end of the working cylinder barrel, the sealing ring 4 is used for sealing a gap between the guide body 1 and the working cylinder barrel; the upper end of the second annular step 14 is provided with a first annular caulking groove 15 for embedding the upper end part of the sealing ring 4, and the side wall of the second annular step 14 is provided with a second annular caulking groove 16 for embedding the side edge part of the sealing ring 4; the upper end of the sealing ring 4 is used for propping against the upper end of the working cylinder barrel, and the side edge of the sealing ring 4 is used for propping against the inner wall of the working cylinder barrel; through adopting this kind of structure, the sealing washer can nest reliably on the outer wall of director body lower part, can effectively avoid the sealing washer to appear breaking away from the condition of director body promptly, in addition, the sealing washer can reliably realize the sealing to the clearance between director body and the working cylinder.

The outer wall of the lower end of the sealing ring 4 is provided with a second annular chamfer surface 41, and the second annular chamfer surface 41 is used for being matched and guided with the inner wall of the working cylinder barrel so as to facilitate the side edge of the sealing ring 4 to be embedded into the working cylinder barrel; through; after the second annular chamfer surface is arranged on the outer wall of the lower end of the sealing ring, the second annular chamfer surface can be matched and guided with the inner wall of the working cylinder barrel so that the side edge of the sealing ring is embedded into the working cylinder barrel.

The outer wall of the lower end of the guide body 1 is provided with a third annular chamfer surface 17, and the third annular chamfer surface 17 is used for guiding in a matched manner with the inner wall of the upper end of the working cylinder barrel so as to facilitate the lower end of the guide body 1 to be inserted into the upper end of the working cylinder barrel; after the third annular chamfer surface is arranged on the outer wall of the lower end of the guide body, the third annular chamfer surface can be matched and guided with the inner wall of the upper end of the working cylinder barrel so that the lower end of the guide body can be conveniently inserted into the upper end of the working cylinder barrel.

The foregoing description is only illustrative of the utility model and is not to be construed as limiting the utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, or the like, which is within the spirit and principles of the present utility model, should be included in the scope of the claims of the present utility model.

Claims (5)

1. The utility model provides a director for automobile shock absorber, includes director body (1), be provided with first annular step (11), its characterized in that on the inner wall of director body (1) lower part: the guide device for the automobile shock absorber further comprises a linear bearing (2), wherein the linear bearing (2) is embedded in the inner side of the lower part of the guide device body (1), and the upper end of the linear bearing (2) is abutted against the first annular step (11); an annular clamping groove (12) is formed in the inner wall of the lower end of the guide body (1), a clamp spring (3) is clamped on the annular clamping groove (12), and the inner edge of the clamp spring (3) abuts against the lower end of the linear bearing (2); the linear bearing (2) is limited between the first annular step (11) and the clamp spring (3), and the linear bearing (2) is used for allowing the guide rod to pass through and is in sliding connection with the guide rod.

2. The guide device for the automobile shock absorber according to claim 1, wherein a first annular chamfer surface (13) is arranged on the inner wall of the lower end of the guide device body (1), the outer wall of the linear bearing (2) is used for being matched and guided with the first annular chamfer surface (13) so that the linear bearing (2) is embedded into the inner side of the lower portion of the guide device body (1), and the clamp spring (3) is used for being matched and guided with the first annular chamfer surface (13) so that the outer edge of the clamp spring (3) is clamped onto the annular clamping groove (12).

3. The guide for the automobile damper according to claim 1 or 2, characterized in that a second annular step (14) is arranged on the outer wall of the lower part of the guide body (1), a sealing ring (4) with an L-shaped section is embedded at the second annular step (14), and the sealing ring (4) is used for sealing a gap between the guide body (1) and the working cylinder after the lower end of the guide body (1) is inserted into the upper end of the working cylinder; the upper end of the second annular step (14) is provided with a first annular caulking groove (15) for embedding the upper end part of the sealing ring (4), and the side wall of the second annular step (14) is provided with a second annular caulking groove (16) for embedding the side edge part of the sealing ring (4); the upper end of the sealing ring (4) is used for propping against the upper end of the working cylinder barrel, and the side edge of the sealing ring (4) is used for propping against the inner wall of the working cylinder barrel.

4. A guide for an automotive shock absorber according to claim 3, characterized in that the outer wall of the lower end of the sealing ring (4) is provided with a second annular chamfer surface (41), and the second annular chamfer surface (41) is used for guiding in cooperation with the inner wall of the working cylinder so that the side edge of the sealing ring (4) is embedded into the working cylinder.

5. A guide for an automotive shock absorber according to claim 3, characterized in that a third annular chamfer surface (17) is provided on the outer wall of the lower end of the guide body (1), said third annular chamfer surface (17) being adapted to guide in cooperation with the inner wall of the upper end of the working cylinder so as to facilitate the insertion of the lower end of the guide body (1) into the upper end of the working cylinder.