CN216306565U

CN216306565U - Durable automobile double-cylinder shock absorber

Info

Publication number: CN216306565U
Application number: CN202123042194.6U
Authority: CN
Inventors: 李大秋; 王加定
Original assignee: Wenzhou Songda Shock Absorber Co ltd
Current assignee: Wenzhou Songda Shock Absorber Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-04-15
Anticipated expiration: 2031-12-06

Abstract

The utility model relates to the technical field of double-cylinder shock absorbers, in particular to a durable double-cylinder shock absorber for an automobile. It includes the binocular bumper shock absorber body, the outer wall of lower part all is connected with the fixed lid of symmetry on the binocular bumper shock absorber body, fixed lid in-connection has a plurality of evenly distributed's spring B, spring B keeps away from fixed lid one end and is connected with the removal lid, remove the fixed lid of lid sliding connection, it is connected with spring A to remove between the lid looks remote site, the lower extreme all is connected with the support cover of symmetry on the binocular bumper shock absorber body, the inner wall that the double-cylinder bumper shock absorber body one end was kept away from to the support cover is connected with the fixed thread cover, the fixed thread cover is connected with the threaded rod, threaded rod outer wall threaded connection has the removal thread cover, it has the hexagon body to remove thread cover outer wall connection, the threaded rod is kept away from support cover one end and is rotated and is connected with the spliced pole, the spliced pole is kept away from threaded rod one end and is connected with the collar, the collar inner wall is connected with the rubber ring in the installation. The length of the adjustable threaded rod improves the adaptability of the double-cylinder shock absorber body.

Description

Durable automobile double-cylinder shock absorber

Technical Field

The utility model relates to the technical field of double-cylinder shock absorbers, in particular to a durable double-cylinder shock absorber for an automobile.

Background

The shock Absorber (Absorber) is used to suppress the shock when the spring absorbs the shock and then 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 shock absorber passes through the uneven road surface, although the shock absorbing spring can filter the shock of the road surface, the spring can still reciprocate, and the shock absorber is used for inhibiting the spring from jumping.

The existing automobile basically adopts a double-cylinder shock absorber, so that large vibration or impact in the running process of the automobile can be relieved, but the length of the connecting parts between the two ends of the traditional automobile double-cylinder shock absorber and a suspension or an automobile body cannot be adjusted, and the adaptability is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art and provides a durable automobile double-cylinder shock absorber with adjustable length.

According to the technical scheme, the durable automobile double-cylinder shock absorber comprises a double-cylinder shock absorber body, the outer walls of the upper portion and the lower portion of the double-cylinder shock absorber body are connected with symmetrical fixing covers, a plurality of uniformly distributed springs B are connected in the fixing covers, one ends, far away from the fixing covers, of the springs B are connected with movable covers, the movable covers are connected with the fixing covers in a sliding mode, springs A are connected between the opposite ends of the movable covers, the upper end and the lower end of the double-cylinder shock absorber body are connected with symmetrical supporting sleeves, the inner walls, far away from one ends of the double-cylinder shock absorber body, of the supporting sleeves are connected with fixed threaded sleeves, the fixed threaded sleeves are connected with threaded rods, the outer walls of the threaded rods are connected with movable threaded sleeves in a threaded mode, the outer walls of the movable threaded sleeves are connected with hexagonal bodies, one ends, far away from the supporting sleeves, of the threaded rods are rotatably connected with connecting columns, one ends, far away from the threaded rods, of the threaded rods are connected with mounting rings, and the inner walls of the mounting rings are connected with rubber rings.

Preferably, the fixed cover and the movable cover both comprise a disk part and a ring part, and a spring B is connected between the disk parts of the fixed cover and the movable cover to limit the positions of the spring B and the spring A.

Preferably, a plurality of evenly distributed's spout has been seted up to the ring portion inner wall of fixed lid, and the ring portion outer wall that removes the lid is connected with a plurality of evenly distributed's slider, and slider sliding connection spout is favorable to injecing the moving range who removes the lid, guarantees its up-and-down motion's stability.

Preferably, the annular groove is opened to the support cover upper end, and the hexagonal body is close to support cover one end and is connected with the snap ring, and the snap ring can butt tightly to the annular groove in, guarantees the stability of threaded rod.

Preferably, the rotary groove is formed in the upper end of the threaded rod, the T-shaped ring column is connected to the lower end of the connecting column, the T-shaped ring column is rotatably connected with the rotary groove, and stable rotating connection between the mounting ring and the threaded rod is guaranteed.

Preferably, be connected with dust keeper between two fixed covers, dust keeper includes adapter sleeve A and adapter sleeve B be connected with two upper and lower fixed covers, is connected with the expansion sleeve between adapter sleeve A and the adapter sleeve B, at first wears dust keeper with whole device in, with adapter sleeve A and the outer wall of two upper and lower fixed covers of adapter sleeve B adhesion, the expansion sleeve both had played dustproof effect, also did not influence absorbing work, improved absorbing durability.

Preferably, a disc is attached to the lower end of the threaded rod, the disc defining the maximum length of the threaded rod.

Compared with the prior art, the utility model has the following beneficial technical effects: the mounting ring can be connected with a suspension frame and a vehicle body of an automobile, when the double-cylinder shock absorber body is impacted in the driving process of the automobile, the spring A is stressed to vibrate back and forth to drive the movable cover to vibrate back and forth, the spring B and the double-cylinder shock absorber body can reduce and unload the force received by the spring A, the comfort level of the automobile is improved, meanwhile, the spring B has the function of prolonging the service time of the spring A and the double-cylinder shock absorber body, and therefore the durability is ensured, when the device is connected with a frame and the suspension frame of the automobile, the length of the threaded rod can be adjusted according to the actual condition to adapt to the distance between the frame and the suspension frame, the threaded rod is rotated in the fixed threaded sleeve to adjust the length of the threaded rod, the rotation is completed, the hexagonal body is rotated to drive the movable threaded sleeve and the snap ring to be close to the support sleeve, the snap ring is ensured to abut against the tight support sleeve, and the self-rotation of the threaded rod is also ensured, the length of the threaded rod with adjustable improves the adaptability of the double-cylinder shock absorber body.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a structural cross-sectional view of an embodiment of the present invention;

FIG. 3 is a first partial schematic structural diagram of an embodiment of the present invention;

FIG. 4 is a second partial schematic structural diagram according to an embodiment of the present invention;

fig. 5 is a partially enlarged structural view of a portion a of fig. 2.

Reference numerals: 1. a mounting ring; 2. connecting columns; 3. an annular groove; 4. a support sleeve; 5. a fixed cover; 6. a slider; 7. a dual-tube shock absorber body; 8. a spring A; 9. a spring B; 10. a snap ring; 11. moving the threaded sleeve; 12. rotating the groove; 13. a hexagonal body; 14. moving the cover; 15. a chute; 16. fixing the threaded sleeve; 17. a threaded rod; 18. a rubber ring; 19. connecting sleeve A; 20. a telescopic sleeve; 21. a connecting sleeve B.

Detailed Description

First embodiment

As shown in fig. 1-5, the durable automobile double-tube shock absorber provided by the utility model comprises a double-tube shock absorber body 7, wherein the outer walls of the upper part and the lower part of the double-tube shock absorber body 7 are respectively connected with a symmetrical fixed cover 5, a plurality of uniformly distributed springs B9 are connected in the fixed cover 5, one end of a spring B9, which is far away from the fixed cover 5, is connected with a movable cover 14, the movable cover 14 is connected with the fixed cover 5 in a sliding manner, a spring A8 is connected between the opposite ends of the movable cover 14, the upper end and the lower end of the double-tube shock absorber body 7 are respectively connected with a symmetrical supporting sleeve 4, the inner wall of one end, which is far away from the double-tube shock absorber body 7, of the supporting sleeve 4 is connected with a fixed threaded sleeve 16, the fixed threaded sleeve 16 is connected with a threaded rod 17, the outer wall of the threaded rod 17 is connected with a movable threaded sleeve 11 in a threaded manner, the outer wall of the movable threaded sleeve 11 is connected with a hexagon 13, one end, the threaded rod 17, which is far away from the supporting sleeve 4 is connected with a connecting column 2 in a rotating manner, one end, the connecting column 2, which is connected with a mounting ring 1, the inner wall of the mounting ring 1 is connected with a rubber ring 18.

The fixed cover 5 and the movable cover 14 both comprise a circular disk part and a circular ring part, and a spring B9 is connected between the circular disk parts of the fixed cover 5 and the movable cover 14 to limit the positions of a spring B9 and a spring A8; the inner wall of the circular ring part of the fixed cover 5 is provided with a plurality of sliding grooves 15 which are uniformly distributed, the outer wall of the circular ring part of the movable cover 14 is connected with a plurality of sliding blocks 6 which are uniformly distributed, and the sliding blocks 6 are in sliding connection with the sliding grooves 15, so that the moving range of the movable cover 14 is favorably limited, and the stability of the up-and-down movement of the movable cover is ensured; the upper end of the support sleeve 4 is provided with an annular groove 3, one end of the hexagonal body 13 close to the support sleeve 4 is connected with a clamping ring 10, and the clamping ring 10 can be abutted and tightly pressed into the annular groove 3 to ensure the stability of the threaded rod 17; the upper end of the threaded rod 17 is provided with a rotary groove 12, the lower end of the connecting column 2 is connected with a T-shaped ring column, and the T-shaped ring column is rotatably connected with the rotary groove 12 to ensure stable rotary connection between the mounting ring 1 and the threaded rod 17; a disc is attached to the lower end of the threaded rod 17 and defines the maximum length of the threaded rod 17.

The mounting ring 1 of the embodiment can be connected with a suspension frame and a vehicle body of an automobile, when the double-cylinder shock absorber body 7 of the automobile is impacted in the driving process of the automobile, the spring A8 is stressed to vibrate back and forth to drive the movable cover 14 to vibrate back and forth, the spring B9 and the double-cylinder shock absorber body 7 can reduce and unload the force received by the spring A8, the comfort level of the automobile is improved, meanwhile, the spring B9 has the function of prolonging the service time of the spring A8 and the double-cylinder shock absorber body 7, so that the durability is ensured, when the device is connected with the frame and the suspension frame of the automobile, the length of the threaded rod 17 can be adjusted according to actual conditions to adapt to the distance between the frame and the suspension frame, the threaded rod 17 is rotated, the threaded rod 17 rotates in the fixed threaded sleeve 16 to adjust the length of the threaded rod 17, the rotation is completed, the hexagonal body 13 is rotated to drive the movable threaded sleeve 11 and the snap ring 10 to be close to the support sleeve 4, the clamping ring 10 is enabled to be abutted against the tight supporting sleeve 4, so that the threaded rod 17 is enabled not to rotate automatically, and the length of the adjustable threaded rod 17 improves the adaptability of the double-cylinder shock absorber body 7.

Second embodiment

As shown in fig. 4, compared with the first embodiment, the durable dual-tube shock absorber for the automobile provided by the utility model has the advantages that the dustproof device is connected between the two fixed covers 5 in the embodiment, the dustproof device comprises the connecting sleeve a19 and the connecting sleeve B21 which are connected with the upper fixed cover 5 and the lower fixed cover 5, the telescopic sleeve 20 is connected between the connecting sleeve a19 and the connecting sleeve B21, firstly, the whole device is inserted into the dustproof device, the connecting sleeve a19 and the connecting sleeve B21 are adhered to the outer walls of the upper fixed cover 5 and the lower fixed cover 5, the telescopic sleeve 20 has a dustproof effect, the shock absorption work is not influenced, and the shock absorption durability is improved.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. A durable automobile double-tube shock absorber comprises a double-tube shock absorber body (7) and is characterized in that the outer walls of the upper portion and the lower portion of the double-tube shock absorber body (7) are connected with symmetrical fixed covers (5), a plurality of uniformly distributed springs B (9) are connected in the fixed covers (5), one ends, far away from the fixed covers (5), of the springs B (9) are connected with movable covers (14), the movable covers (14) are connected with the fixed covers (5) in a sliding mode, springs A (8) are connected between opposite ends of the movable covers (14), the upper end and the lower end of the double-tube shock absorber body (7) are connected with symmetrical supporting sleeves (4), the inner wall, far away from one end of the double-tube shock absorber body (7), of each supporting sleeve (4) is connected with a fixed threaded sleeve (16), each fixed threaded sleeve (16) is connected with a threaded rod (17), the outer wall of each threaded rod (17) is connected with a movable threaded sleeve (11), and the outer wall of each movable threaded sleeve (11) is connected with a hexagon body (13), one end of the threaded rod (17) far away from the support sleeve (4) is rotatably connected with the connecting column (2), one end of the connecting column (2) far away from the threaded rod (17) is connected with the mounting ring (1), and the inner wall of the mounting ring (1) is connected with the rubber ring (18).

2. The durable double-tube shock absorber for automobiles according to claim 1, wherein the fixed cover (5) and the moving cover (14) each comprise a disk portion and a ring portion, and the spring B (9) is connected between the disk portions of the fixed cover (5) and the moving cover (14).

3. The durable double-tube shock absorber for the automobile as claimed in claim 2, wherein the inner wall of the circular ring part of the fixed cover (5) is provided with a plurality of sliding grooves (15) which are uniformly distributed, the outer wall of the circular ring part of the movable cover (14) is connected with a plurality of sliding blocks (6) which are uniformly distributed, and the sliding blocks (6) are slidably connected with the sliding grooves (15).

4. The durable double-tube shock absorber for the automobile as claimed in claim 1, wherein the supporting sleeve (4) is provided with an annular groove (3) at the upper end, and the hexagonal body (13) is connected with a clamping ring (10) at one end close to the supporting sleeve (4).

5. The durable double-tube shock absorber for the automobile as claimed in claim 1, wherein the threaded rod (17) is provided with a rotary groove (12) at the upper end, the lower end of the connecting column (2) is connected with a T-shaped ring column, and the T-shaped ring column is rotatably connected with the rotary groove (12).

6. The durable double-tube shock absorber for automobiles according to claim 1, wherein a dust-proof device is connected between the two fixed covers (5), the dust-proof device comprises a connecting sleeve A (19) and a connecting sleeve B (21) which are connected with the two fixed covers (5), and a telescopic sleeve (20) is connected between the connecting sleeve A (19) and the connecting sleeve B (21).

7. The durable double-tube shock absorber for automobiles according to claim 1, wherein a disc is attached to the lower end of the threaded rod (17).