CN221257493U

CN221257493U - Buffer cushion block structure for automobile

Info

Publication number: CN221257493U
Application number: CN202322928845.4U
Authority: CN
Inventors: 张宪有
Original assignee: Tianjin Hanqi Technology Development Co ltd
Current assignee: Tianjin Hanqi Technology Development Co ltd
Priority date: 2023-10-31
Filing date: 2023-10-31
Publication date: 2024-07-02
Anticipated expiration: 2033-10-31

Abstract

The utility model relates to the technical field of automobile auxiliary accessories, in particular to an automobile buffer cushion block structure, which comprises a base and a buffer assembly, wherein the top end of the base is fixedly connected with a buffer column, the top end of the buffer column is provided with a buffer cavity, a movable pipe is movably arranged in the buffer cavity, the top end of the movable pipe is fixedly connected with a fixed plate, the buffer assembly comprises a connecting rod, a supporting cylinder and a first buffer spring, if an automobile sheet metal part receives a large impact force, the base plays a role in supporting and positioning the buffer column, the fixed plate can drive the connecting rod to move downwards in the supporting cylinder and enable the first buffer spring to be extruded, the impact force is buffered to a certain extent by utilizing the rebound acting force of the first buffer spring and the damping force of the inner cavity of the supporting cylinder, and the first buffer spring is matched with the supporting cylinder to form a stable damping part which is sufficient for the stability of a cushion block body in normal use.

Description

Buffer cushion block structure for automobile

Technical Field

The utility model relates to the technical field of automobile auxiliary accessories, in particular to a buffer cushion block structure for an automobile.

Background

As is well known, DTS measurement and monitoring are needed to be performed on front/rear covers and environmental parts in the development/mass production stage of a vehicle model at present, a cushion pad is assembled between the front/rear covers and a vehicle body in the actual assembly process of a final assembly, the cushion pad is adjustable, different closing angles of a hood and a back door (referred to herein as the back door of a 2-compartment vehicle/SUV) are controlled, DTS values of the front/rear covers are different, the final assembly cushion pad is needed to be simulated after the assembly of a welding adjustment line to ensure the closing angle of the front/rear covers, the adjustment heights of the cushion pad in the actual mass production process of a plurality of vehicle models are not theoretical design height values, and the optimal adjustment position is needed to be verified by continuously adjusting the height of the cushion pad in the development stage of the project.

Along with the development of social economy and the perfection of infrastructure, the running speed is faster and faster, the vehicle collision accident happens, the vehicle body is damaged by light collision, the vehicle is destroyed by heavy collision, and the buffer cushion block structure of the existing vehicle mostly has insufficient buffer strength, so the buffer cushion block structure for the automobile is provided.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a buffer cushion block structure for an automobile.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a cushion block structure for car, includes base and buffer module, the top fixedly connected with buffering post of base, the buffer chamber has been seted up on the top of buffering post, the buffer intracavity activity is provided with movable tube, the top fixedly connected with fixed plate of movable tube, buffer module includes connecting rod, support section of thick bamboo and first buffer spring, the diapire fixedly connected with of movable tube goes up the fixed disk, the bottom of going up the fixed disk is provided with the connecting rod, the fixed lower fixed disk that is provided with in the buffer chamber bottom, the fixed support section of thick bamboo that is provided with down, the bottom of connecting rod with support section of thick bamboo inner chamber swing joint, support section of thick bamboo with the outer wall of connecting rod is provided with first buffer spring, first buffer spring's top with go up fixed disk fixed connection, first buffer spring's bottom with lower fixed disk fixed connection.

In order to prevent the movable tube and the buffer column from deviating, the utility model is improved in that a plurality of guide grooves are annularly arranged on one side of the buffer column, which is close to the buffer cavity, and a plurality of guide blocks are annularly arranged on the outer wall of the movable tube and are matched with the guide grooves.

In order to increase the connection strength of the buffer column and the base, the utility model is improved in that a plurality of reinforcing plates are annularly arranged between the outer wall of the buffer column and the base.

In order to further perform auxiliary buffering on the fixed plate and the base, the improvement of the utility model is that an auxiliary buffering device is arranged between every two groups of reinforcing plates, the auxiliary buffering device comprises a supporting rod, a sleeve and a second buffering spring, the supporting rod is arranged on the outer side of the bottom end of the fixed plate, the sleeve is arranged at the peripheral position of the supporting column of the base, the sleeve is movably sleeved at the bottom end of the supporting rod, the second buffering spring is arranged at the bottom end of the supporting rod, and the bottom end of the second buffering spring is fixedly connected with the bottom wall in the sleeve.

In order to ensure the effect of auxiliary buffering, the utility model is improved in that the auxiliary buffering device is annularly arranged with a plurality of groups on the base.

Preferably, the utility model is improved in that the reinforcing plate is of triangular design.

In order to enable the buffering component to play a role in pressure relief in the buffering process, the utility model is improved in that a plurality of air holes are uniformly arranged on the lower half part of the buffering column.

In order to prevent other foreign matters such as dust from entering the buffer cavity in the pressure relief process, the utility model is improved in that the air hole is provided with a filter screen.

(III) beneficial effects

Compared with the prior art, the utility model provides the buffer cushion block structure for the automobile, which has the following beneficial effects:

This cushion block structure for car, through the buffer module and the auxiliary buffer that set up, the in-process that cushion body used, if car sheet metal component received great impact force, the base plays the effect of supporting, the location to the buffer post, the fixed plate can drive the connecting rod and move down in supporting the section of thick bamboo, and make first buffer spring receive the extrusion, utilize first buffer spring's resilience effort and the damping force of supporting the section of thick bamboo inner chamber to play the effect of certain buffering to the impact force, first buffer spring cooperation supporting the section of thick bamboo constitutes stable damping piece, this damping piece is enough for cushion body stability when normal use, reciprocating motion is done at telescopic inside to the bracing piece under the effect of second buffer spring, play the effect of buffering to the buffer post, the disc that top and telescopic bottom cover of bracing piece were established it plays spacing effect, prevent to drop.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present utility model;

FIG. 2 is a schematic view of the overall separation structure of the present utility model;

FIG. 3 is a schematic view of a semi-cut-away perspective of a junction sleeve of the present utility model;

Fig. 4 is an enlarged view of the portion a of fig. 3 according to the present utility model.

In the figure: 1. a base; 2. a buffer column; 3. a buffer chamber; 4. a movable tube; 5. a fixing plate; 6. a connecting rod; 7. a support cylinder; 8. a first buffer spring; 9. an upper fixing plate; 10. a lower fixing plate; 11. a guide groove; 12. a guide block; 13. a reinforcing plate; 14. a support rod; 15. a sleeve; 16. a second buffer spring; 17. and (5) air holes. .

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a buffer cushion block structure for automobile comprises a base 1 and a buffer component, wherein the top end of the base 1 is fixedly connected with a buffer column 2, the top end of the buffer column 2 is provided with a buffer cavity 3, a movable tube 4 is movably arranged in the buffer cavity 3, the top end of the movable tube 4 is fixedly connected with a fixing plate 5, the buffer component comprises a connecting rod 6, a supporting cylinder 7 and a first buffer spring 8, the bottom wall of the movable tube 4 is fixedly connected with an upper fixing plate 9, the bottom end of the upper fixing plate 9 is provided with a connecting rod 6, the inner bottom wall of the buffer cavity 3 is fixedly provided with a lower fixing plate 10, the lower fixing plate 10 is fixedly provided with a supporting cylinder 7, the bottom end of the connecting rod 6 is movably connected with the inner cavity of the supporting cylinder 7, the outer walls of the supporting cylinder 7 and the connecting rod 6 are provided with the first buffer spring 8, in this embodiment, before the cushion block body is used, the cushion block body is mounted on a sheet metal part matched with the cushion block body on the automobile body, if the sheet metal part receives a larger impact force during the use of the cushion block body, the base 1 plays a role in supporting and positioning the cushion column 2, the fixing plate 5 drives the connecting rod 6 to move downwards in the supporting cylinder 7, the first cushion spring 8 is extruded, the impact force is buffered to a certain extent by utilizing the rebound force of the first cushion spring 8 and the damping force of the inner cavity of the supporting cylinder 7, the first cushion spring 8 is matched with the supporting cylinder 7 to form a stable damping part, the damping part is sufficient for stabilizing the cushion block body during normal use, the upper fixing disc 9 and the lower fixing disc 10 play a limiting role on the connecting rod 6 and the supporting cylinder 7, prevent falling, and the height of the movable pipe 4 is smaller than that of the buffer column 2 and is movably connected, so that a buffer space is reserved for buffering.

In the in-service use, further prevent that movable tube 4 and buffer column 2 from appearing the skew condition, in this embodiment, buffer column 2 is close to one side of buffering chamber 3 is the annular and has arranged a plurality of guide slots 11, the outer wall of movable tube 4 is the annular and has arranged a plurality of guide blocks 12, guide block 12 with guide slot 11 adaptation, movable tube 4 moves down in buffering chamber 3 in the buffering process, makes guide block 12 slide in guide slot 11, plays the guide effect to movable tube 4, prevents movable tube 4 and buffer column 2's skew condition when buffering.

In the actual use process, in order to increase the connection strength between the buffer column 2 and the base 1, in this embodiment, a plurality of reinforcing plates 13 are annularly arranged between the outer wall of the buffer column 2 and the base 1, and the reinforcing plates 13 increase the connection strength between the buffer column 2 and the base 1.

In the in-service use process, further carry out supplementary buffering to fixed plate 5 and base 1, in this embodiment, all be provided with supplementary buffer between every two sets of reinforcing plate 13, supplementary buffer includes bracing piece 14, sleeve 15 and second buffer spring 16, the fixed plate 5 bottom outside is provided with bracing piece 14, the peripheral position of support column of base 1 is provided with sleeve 15, bracing piece 14 bottom movable sleeve is equipped with sleeve 15, the bottom of bracing piece 14 is provided with second buffer spring 16, the bottom of second buffer spring 16 with the diapire fixed connection in the sleeve 15, the bracing piece 14 is reciprocating motion in sleeve 15's inside under the effect of second buffer spring 16, plays the cushioning effect to buffer post 2, and the disc that top and sleeve 15's the bottom cover of bracing piece 14 were established it plays spacing effect, prevents to drop.

In the actual use process, the auxiliary buffering effect is further ensured, and in the embodiment, the auxiliary buffering devices are annularly arranged on the base 1 in a plurality of groups.

In the practical use process, preferably, in this embodiment, the reinforcing plate 13 is a triangular reinforcing plate 13 with stability, which plays a role in firmly reinforcing the buffer post 2.

In the actual use process, in order to enable the buffer assembly to play a role in pressure relief in the buffer process, in this embodiment, a plurality of air holes 17 are uniformly arranged in the lower half part of the buffer column 2, and the air holes 17 play a role in pressure relief in outwards exhausting in the buffer process of the buffer assembly.

In the in-service use, the condition that other foreign matters such as dust enter into the buffer chamber 3 through the air hole 17 appears easily in the pressure release process, in order to solve this problem, in this embodiment, be provided with the filter screen on the air hole 17, the filter screen prevents that other foreign matters such as dust from entering into the buffer chamber 3 in the pressure release process.

In order to describe the possible application scenarios, technical principles, practical embodiments, and the like of the present application in detail, the following description is made with reference to the specific embodiments and the accompanying drawings. The embodiments described herein are only for more clearly illustrating the technical aspects of the present application, and thus are only exemplary and not intended to limit the scope of the present application.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cushion block structure for car, includes base (1) and buffering subassembly, its characterized in that: the utility model discloses a buffer structure, including base (1), buffering post (2) of top fixedly connected with, buffering chamber (3) have been seted up on the top of buffering post (2), buffering chamber (3) internal activity is provided with movable tube (4), the top fixedly connected with fixed plate (5) of movable tube (4), buffer assembly includes connecting rod (6), support tube (7) and first buffer spring (8), the diapire fixedly connected with of movable tube (4) goes up fixed disk (9), the bottom of going up fixed disk (9) is provided with connecting rod (6), the fixed lower fixed disk (10) that is provided with of inner bottom wall in buffering chamber (3), fixed be provided with on lower fixed disk (10) support tube (7), the bottom of connecting rod (6) with support tube (7) inner chamber swing joint, support tube (7) with the outer wall of connecting rod (6) is provided with first buffer spring (8), the top of first buffer spring (8) with go up fixed disk (9) fixed connection, the bottom of first buffer spring (8) with fixed disk (10).

2. The cushion block structure for an automobile according to claim 1, wherein: one side of the buffer column (2) close to the buffer cavity (3) is annularly provided with a plurality of guide grooves (11), the outer wall of the movable tube (4) is annularly provided with a plurality of guide blocks (12), and the guide blocks (12) are matched with the guide grooves (11).

3. The cushion block structure for an automobile according to claim 2, wherein: a plurality of reinforcing plates (13) are annularly arranged between the outer wall of the buffer column (2) and the base (1).

4. A cushion block structure for an automobile according to claim 3, wherein: every two sets of reinforcing plates (13) between all be provided with supplementary buffer, supplementary buffer includes bracing piece (14), sleeve (15) and second buffer spring (16), fixed plate (5) bottom outside is provided with bracing piece (14), the peripheral position of support column of base (1) is provided with sleeve (15), bracing piece (14) bottom movable sleeve is equipped with sleeve (15), the bottom of bracing piece (14) is provided with second buffer spring (16), the bottom of second buffer spring (16) with diapire fixed connection in sleeve (15).

5. The cushion block structure for an automobile according to claim 4, wherein: the auxiliary buffering devices are annularly arranged on the base (1) in a plurality of groups.

6. The cushion block structure for an automobile according to claim 5, wherein: the reinforcing plate (13) is of a triangular design.

7. The cushion block structure for an automobile according to claim 6, wherein: a plurality of air holes (17) are uniformly arranged on the lower half part of the buffer column (2).

8. The cushion block structure for an automobile according to claim 7, wherein: the air holes (17) are provided with a filter screen.