CN218718415U - Integrated deformable shock absorber dust cover - Google Patents

Abstract

The utility model relates to an integral type flexible bumper shock absorber dust cover. Relates to the technical field of shock absorbers. By the bumper shock absorber body, the damping spring body, the link, extend the motion pole, dust cover and bearing cover are constituteed, when guaranteeing bumper shock absorber self shock attenuation shock-absorbing cushioning performance, the cooperation dust cover protects bearing cover, the synchronous motion of dust cover when the damping spring body is shrink, the dust cover gets into completely and bears the weight of the cover, can effectively avoid the dust to get into inside after complete pressfitting, the structure of dust cover and the structure looks adaptation of the damping spring body simultaneously, can be better laminate, avoid appearing the space, thereby cause the dust card in the gap, therewith, get into and bear the weight of the cover, holistic simple structure, barrier propterty is simple more comprehensive.

Description

Integrated deformable shock absorber dust cover

Technical Field

The utility model relates to a bumper shock absorber technical field, concretely formula flexible bumper shock absorber dust cover as an organic whole.

Background

The shock absorber is used for inhibiting the shock when the spring absorbs the shock and rebounds and the impact from the road surface. The damping device is widely applied to automobiles and is used for accelerating the attenuation of the vibration of a frame and an automobile body so as to improve the driving smoothness of the automobiles. When the road passes through an uneven road surface, although the shock-absorbing spring can filter the shock of the road surface, the spring can still do reciprocating motion, and the shock absorber is used for inhibiting the spring from jumping;

the shock absorber continuously reciprocates in the using process, the piston continuously moves along with the movement, after the piston moves for a long time, a gap appears on the piston, air enters the shock absorber to influence the buffering performance of the shock absorber, and dust enters the piston along with the movement of the spring due to a certain gap between the piston and the shell to influence the buffering and shock absorbing performance of the shock absorber; therefore, there is a need to improve the dustproof performance of the shock absorber and the fitting performance with the spring, and in order to satisfy the above requirements, an integrated deformable shock absorber dust cover is required.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the integral deformable shock absorber dust cover is provided, and the problems of the dustproof performance of the shock absorber and the matching performance with a spring are solved.

In order to achieve the above object, the utility model provides a following technical scheme:

integral type deformable bumper shock absorber dust cover includes: the shock absorber body, with the fixed bearing sleeve that, inside cavity circulate of shock absorber body, with bearing sleeve sliding connection's extension motion pole, with the dust cover of extension motion pole joint is located extend the motion pole and keep away from the link of the one end of bearing sleeve, the cover is located the outside damping spring body of bearing sleeve.

Through installing the bumper shock absorber body, bear the cover, extend the motion pole, the dust cover, link and damping spring body, when guaranteeing bumper shock absorber self shock attenuation shock-absorbing cushioning performance, the cooperation dust cover protects bearing the cover, the synchronous motion of dust cover when damping spring body shrink, the dust cover gets into completely and bears in the cover, can effectively avoid the dust to get into inside after complete pressfitting, the structure of dust cover and damping spring body's structure looks adaptation simultaneously, can be better laminate, avoid appearing the space, thereby cause the dust card in the gap, therewith get into and bear in the cover, holistic simple structure, barrier propterty is simple more comprehensive.

According to an aspect of the embodiment of the application, the dust cover is limited to the damping spring body, the position of the dust cover is adjustable, and the position of the dust cover is adjusted to the flexibility of the damping spring body.

The mounted position of dust cover can be adjusted according to the shrink buffering demand of spring, when guaranteeing dustproof performance, has also ensured the adjustability of shock attenuation spring body, and the structural performance of bumper shock absorber is more comprehensive.

According to an aspect of an embodiment of the present application, the damper body includes: the bearing fixing end is internally provided with a cavity, and the sealing fixing bolt is fixed on the outer side of the bearing fixing end and seals the bearing fixing end.

The sealed locating bolt is when guaranteeing inside sealing performance, and the later stage is through dismantling sealed locating bolt can discharge inside fluid, further ensures structural performance.

According to an aspect of an embodiment of the present application, the link bracket is threadedly coupled to the extension moving bar.

The structural performance is more nimble, and the later stage can be according to the loading and unloading demand and carry out the mounted position and adjust.

According to an aspect of this application of embodiment, the dust cover includes: the flexible sealing ring is attached to the outer wall of the extension moving rod, the sliding positioning sleeve is fixed to the flexible sealing ring and fixed to the extension moving rod, the dustproof sealing ring is far away from one end of the flexible sealing ring, extends to the outer side for a preset distance, the positioning hole in the sealing ring is formed in a through cavity, the through cavity is formed in the center of the inner side of the flexible sealing ring, the sliding positioning sleeve and the sealing ring, and the special-shaped positioning area in the dustproof sealing ring is formed.

Through being provided with flexible seal circle, slip position sleeve, dust seal and forming the heterotypic locating area on dust seal, can ensure and bear the cover cooperation and seal dirt-proof in, with the structure looks adaptation of the damping spring body, the one end of the damping spring body is located heterotypic locating area inside, avoids producing the space, and is more accurate stable to the location of the damping spring body, and actual suitability and regulation performance have all obtained better guarantee.

According to an aspect of an embodiment of the present application, the bearing sleeve includes: the shock absorber comprises a body fixed with the shock absorber body and circulating inside, and a buffer cavity arranged inside the body and communicated with the cavity inside the body.

Compared with the prior art, the beneficial effects of the utility model are that:

through installing the bumper shock absorber body, bear the cover, extend the motion pole, the dust cover, link and damping spring body, when guaranteeing bumper shock absorber self shock attenuation shock-absorbing cushioning performance, the cooperation dust cover protects bearing the cover, the dust cover moves in step when damping spring body shrink, the dust cover gets into completely and bears in the cover, can effectively avoid the dust to get into inside after complete pressfitting, the structure of dust cover and damping spring body's structure looks adaptation simultaneously, can be better laminate, the problem that the aforesaid provided has been solved.

Drawings

Figure 1 is the utility model discloses a relief view of integral type flexible bumper shock absorber dust cover.

Figure 2 is the utility model discloses the structural schematic diagram of integral type flexible bumper shock absorber dust cover.

Fig. 3 is a schematic structural view of the dust cover of the present invention.

In the figure: the shock absorber comprises a shock absorber body 1, a bearing fixed end 11, a sealing fixed bolt 12, a shock absorption spring body 2, a connecting frame 3, an extension moving rod 4, a dust cover 5, a flexible sealing ring 51, a sliding positioning sleeve 52, a dust-proof sealing ring 53, a positioning hole 54, a through cavity 55, a special-shaped positioning area 56, a bearing sleeve 6, a body 61 and a buffer cavity 62.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.

The applicant believes that the shock absorber continuously reciprocates in the using process, the piston continuously moves along with the motion, after the piston moves for a long time, a gap appears on the piston, air enters the shock absorber to influence the buffering performance of the shock absorber, and dust enters the piston along with the motion of the spring along with the gap due to a certain gap between the piston and the shell to influence the buffering and shock absorbing performance of the shock absorber; it is therefore desirable to improve the dust-proof performance of the shock absorber and the fitting performance with the spring.

For this reason, the applicant designs integral type flexible bumper shock absorber dust cover, by bumper shock absorber body 1, the damping spring body 2, link 3, extend motion pole 4, dust cover 5 and bearing cover 6 are constituteed, when guaranteeing bumper shock absorber self shock attenuation shock-absorbing cushioning performance, cooperation dust cover 5 protects bearing cover 6, the dust cover moves in step when the damping spring body carries the shrink, dust cover 5 gets into in the bearing cover 6 completely, can effectively avoid the dust to get into inside after the complete pressfitting, the structure of dust cover 5 and the structure looks adaptation of damping spring body 2 simultaneously.

The utility model relates to an integral type flexible bumper shock absorber dust cover, in practical application, as shown in fig. 1 to 2, including bumper shock absorber body 1, damping spring body 2, link 3, extend motion pole 4, dust cover 5 and bearing sleeve 6, wherein, bearing sleeve 6 is installed to bumper shock absorber body 1's one end, bearing sleeve 6 communicates with each other with the 1 inside cavity of bumper shock absorber body, fluid sets up inside the cavity, the internally mounted of bearing sleeve 6 has extension motion pole 4, extend motion pole 4 and bearing sleeve 6 sliding connection, sliding position is provided with the piston, damping spring body 2 is installed in the outside of bearing sleeve 6, the outside of extending motion pole 4 is fixed with dust cover 5, the one end and the laminating of damping spring body 2 of dust cover 5, it is spacing to carry out to it, link 3 is installed in the outside of extending motion pole 4, link 3 passes through the bolt fastening with extension motion pole 4, the shock attenuation in-process, extend motion pole 4 to the inside motion of bearing sleeve 6, damping spring body 2 contracts in the motion, the while dust cover 5 moves and seals spacing end to the piston direction of bearing sleeve 6.

The bumper shock absorber body 1 is including bearing stiff end 11 and sealed gim peg 12, and the inside that bears stiff end 11 is provided with the cavity, and inside fluid was located the cavity, bears 11 outside intermediate positions departments of stiff end and installs sealed gim peg 12, and inside sealed gim peg 12 extended to the cavity, sealed stiff end 11 sealed bearing, the later stage can carry out the change of inside fluid through dismantling sealed gim peg 12.

The bearing sleeve 6 comprises a body 61 and a buffer cavity 62, the buffer cavity 62 is arranged inside the body 61, and the buffer cavity 62 is communicated with the inner cavity of the shock absorber body 1.

The utility model relates to an integral type deformable shock absorber dust cover, in practical application, as shown in FIG. 3, the dust cover 5, flexible sealing ring 51, sliding location cover 52, dust seal 53, the locating hole 54, lead to chamber 55, heterotypic locating area 56, flexible sealing ring 51 sets up to flexible material, can take place to warp along with the temperature, take place to warp the back along with the rising of fluid temperature, sealing performance also can be ensured, sliding location cover 52 is installed to flexible sealing ring 51's one end, sliding location cover 52 is fixed with extension motion pole 4, damping spring body 2 and the laminating of sliding location cover 52, sliding location cover 52's other end edge is provided with dust seal 53, dust seal 53 and sliding location cover 52 integrated into one piece, flexible sealing ring 51, sliding location cover 52 and dust seal 53's intermediate position is provided with logical chamber 55, be provided with locating hole 54 on the dust seal 53, be formed with heterotypic locating area 56 on the dust seal 53, the one end of damping spring body 2 is located heterotypic locating area 56, thereby guarantee and damping spring body 2's compactness, the clearance is avoided appearing, along with the motion of extension motion pole 4, and to the dust cover 6, and the dust seal performance of guaranteeing the shock absorber, thereby the buffer performance is ensured.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. Integral type deformable bumper shock absorber dust cover, its characterized in that includes:

a damper body;

the bearing sleeve is fixed with the shock absorber body and is communicated with the inner cavity;

the extending motion rod is connected with the bearing sleeve in a sliding manner;

the dust cover is clamped with the extension moving rod;

the connecting frame is positioned at one end of the extension moving rod, which is far away from the bearing sleeve;

and the damping spring body is sleeved outside the bearing sleeve.

2. The integrated deformable shock absorber dust cover according to claim 1, wherein: the dust cover is used for limiting the damping spring body, the position of the dust cover is adjustable, and the position of the dust cover is adjusted to adjust the flexibility of the damping spring body.

3. The integrated deformable shock absorber dust cap as set forth in claim 1, wherein said shock absorber body comprises:

the bearing fixed end is internally provided with a cavity;

and the sealing fixing bolt is fixed on the outer side of the bearing fixing end and seals the bearing fixing end.

4. The integrated deformable shock absorber dust cover according to claim 1, wherein: the connecting frame is in threaded connection with the extension moving rod.

5. The integrated deformable shock absorber dust cover according to claim 1, wherein said dust cover comprises:

the flexible sealing ring is attached to the outer wall of the extension motion rod;

the sliding positioning sleeve is fixed with the flexible sealing ring and the extending motion rod;

the dustproof sealing ring extends outwards for a preset distance along one end, far away from the flexible sealing ring, of the sliding positioning sleeve;

the positioning hole is formed in the sealing ring;

the through cavity is formed at the center of the inner sides of the flexible sealing ring, the sliding positioning sleeve and the sealing ring;

and the special-shaped positioning area is formed on the dustproof sealing ring.

6. The integrated deformable shock absorber dust cover as claimed in claim 1, wherein said bearing sleeve comprises:

the body is fixed with the shock absorber body and internally communicated with the shock absorber body;

the buffer cavity is arranged in the body and communicated with the cavity in the body.

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