CN218177815U

CN218177815U - Promote back bumper shock absorber assembly of car riding comfort

Info

Publication number: CN218177815U
Application number: CN202222543165.6U
Authority: CN
Inventors: 王彦会; 李相鹏; 崔绪福; 唐文琪
Original assignee: Hubei Kaiman Automobile Technology Co ltd
Current assignee: Hubei Kaiman Automobile Technology Co ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2022-12-30
Anticipated expiration: 2032-09-26

Abstract

The utility model discloses a rear shock absorber assembly for improving the driving comfort of an automobile, which belongs to the technical field of shock absorbers and comprises a shock absorber upper support, a shock absorber, a protective cover and a shock absorber lower support, wherein the shock absorber upper support comprises an installation support, a lower support and an upper support, the top of the lower support is provided with an installation groove, the periphery of the installation support is installed inside the installation groove through a support elastic block, and a piston rod of the shock absorber is arranged at the central position of the shock absorber upper support in a penetrating way; the utility model can prolong the service life and reliability of the shock absorber by arranging the mounting support inside the lower bracket through the support elastic block, and can ensure the driving comfort in the driving process of the automobile by matching with the springs with different pitch distances arranged on the outer cylinder of the shock absorber; the strength of the lower support connecting structure is improved, the use performance is ensured, the mechanical performance is good, and the riding comfort of the whole vehicle is good.

Description

Promote back bumper shock absorber assembly of car riding comfort

Technical Field

The utility model relates to a bumper shock absorber technical field specifically is a promote back bumper shock absorber assembly that car drove the travelling comfort.

Background

The rear shock absorber assembly is an important component in the automobile, and the performance value of the rear shock absorber assembly directly determines the smoothness and comfort of the automobile in the driving process; the rear shock absorber support is a mounting point of the shock absorber, and the structural strength and rigidity of the rear shock absorber support can directly influence the quality of the whole vehicle and the safety and comfort of driving. However, when the conventional shock absorber is used, the welding position of the lower part of the rear shock absorber is generally large in load, the connecting position is weak, the rear shock absorber easily fails when bearing large impact load transmitted from a road surface, the service life of the shock absorber is influenced, and the stress directly acts on the rear longitudinal beam in driving, so that the connecting piece and the rear longitudinal beam are easily subjected to fatigue cracking, and the safety of driving is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a rear shock absorber assembly for improving the driving comfort of an automobile, which can increase the service life and the reliability of a shock absorber and is matched with springs with different pitch distances arranged on the outer cylinder of the shock absorber, so that the driving comfort is ensured in the driving process of the automobile; the strength of the lower support connecting structure is improved, the using performance is ensured, the mechanical performance is good, the riding comfort of the whole vehicle is good, and the problems in the background art are solved.

To achieve the above object, the utility model provides a: the utility model provides a promote back bumper shock absorber assembly that car drove travelling comfort, includes bumper shock absorber upper bracket, bumper shock absorber, protection casing and bumper shock absorber undersetting, the bumper shock absorber upper bracket is including erection support, lower carriage and upper bracket, the mounting groove has been seted up at the top of lower carriage, erection support's periphery is installed inside the mounting groove through the support elastic block, the bumper shock absorber upper bracket central point of wearing to locate is put to the piston rod of bumper shock absorber, the protection casing cover is established in the outside of piston rod and is connected with the lower carriage bottom, the bumper shock absorber undersetting is including installation pole, locating rack and support frame, installation pole movable mounting is on the locating rack, the locating rack sets up the bottom at the support frame, the bumper shock absorber urceolus bottom of bumper shock absorber is through installation department swing joint on the locating rack.

Preferably, the bottom of the upper bracket is provided with an assembly groove, and the lower bracket is mounted on the lower surface of the upper bracket through the assembly groove.

Preferably, the bottom of the lower support is connected with a limiting cylinder, a spring of the shock absorber is located on the outer side of the protective cover, and the top end of the spring is connected to the inside of the limiting cylinder of the lower support.

Preferably, the surface of the outer cylinder of the shock absorber is provided with a positioning ring, and the outer surface of the positioning ring is connected with the bottom end of the protective cover.

Preferably, a limiting disc is arranged on the surface, located on the outer cylinder of the shock absorber, below the positioning ring, a limiting flange is upwards arranged on the periphery of the limiting disc, and the bottom end of the spring is connected to the top of the limiting disc.

Preferably, the installation department is including rib, connecting portion and rings, the bottom of rib is connected with the top of connecting portion, the bottom at connecting portion is connected at the top of rings.

Preferably, the top of the reinforcing part is connected to the bottom end of the outer cylinder of the shock absorber, and the hanging ring is installed on the installation rod.

Preferably, the surface of the mounting rod is provided with a limiting column, and the mounting rod is movably mounted on the positioning frame through the limiting column.

Preferably, the top of the piston rod is connected with the mounting support, the lower support and the upper support through the buffer block respectively, and the size of the support elastic block is matched with the size of the mounting groove.

Preferably, the support frame is installed on the automobile rear longitudinal beam, and the upper bracket is detachably connected with an automobile body.

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

the utility model discloses the design of structures such as bumper shock absorber upper bracket and bumper shock absorber undersetting through the erection support that sets up in the lower carriage by the support elastic block, cooperates upper bracket and lower carriage, can make the bumper shock absorber avoid receiving the effect of lateral force, increase the life-span and the reliability of bumper shock absorber, and provide a great contact surface for the buffer block of bumper shock absorber, prolong the life-span of buffer block, improve the atress condition of lower carriage; and the different springs of internode distance that set up on the cooperation bumper shock absorber urceolus can be so that the automobile driving in-process, guarantees the travelling comfort of driving, realizes the cooperation installation through spacing post and locating rack with the installation pole, connects the bumper shock absorber urceolus to promote the structural strength of undersetting, ensure performance.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the present invention;

FIG. 3 is a schematic view of the upper frame structure of the present invention;

FIG. 4 is an exploded view of the present invention;

fig. 5 is a schematic view of the positioning frame of the present invention.

In the figure: 1. a damper outer cylinder; 2. a piston rod; 3. mounting a support; 4. a lower bracket; 5. mounting grooves; 6. a limiting cylinder; 7. an upper bracket; 8. assembling a groove; 9. a limiting disc; 10. limiting and flanging; 11. a spring; 12. a protective cover; 13. a positioning ring; 14. a reinforcing portion; 15. a connecting portion; 16. a hoisting ring; 17. mounting a rod; 18. a limiting column; 19. a positioning frame; 20. a support frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides: the utility model provides a promote back bumper shock absorber assembly that car driving travelling comfort, including the bumper shock absorber upper bracket, the bumper shock absorber, protection casing 12 and bumper shock absorber undersetting, the bumper shock absorber upper bracket is including erection support 3, lower carriage 4 and upper bracket, mounting groove 5 has been seted up at the top of lower carriage 4, erection support 3's periphery is installed inside mounting groove 5 through the support elastic block, the piston rod 2 of bumper shock absorber wears to locate bumper shock absorber upper bracket central point and puts, protection casing 12 cover is established in the outside of piston rod 2 and is connected bottom the lower carriage 4, the bumper shock absorber undersetting is including installation pole 17, locating rack 19 and support frame 20, installation pole 17 movable mounting is on locating rack 19, locating rack 19 sets up the bottom at

support frame

20, 1 bottom of the bumper shock absorber urceolus of bumper shock absorber is through installation department swing joint on locating rack 19.

Through the matching of the upper support of the shock absorber, the protective cover 12 and the lower support structure of the shock absorber, the performance value of the rear shock absorber assembly can be increased along with the increase of the load capacity, the downward displacement of the automobile body is reduced, and the comfort consistency before and after the load capacity is increased is ensured in the driving process of the automobile; the structural strength of the lower support is improved, the use performance is ensured, the mechanical performance is good, and the riding comfort of the whole vehicle is good.

Specifically, the bottom of the upper bracket 7 is provided with an assembly groove 8, and the lower bracket 4 is mounted on the lower surface of the upper bracket 7 through the assembly groove 8. The top of lower carriage 4 is provided with upper bracket 7 complex card key structure, and the lower carriage 4 surface all has seted up the pilot hole to the position with upper bracket 7, and the bottom of lower carriage 4 is connected with spacing section of thick bamboo 6, and the spring 11 of bumper shock absorber is located the outside of protection casing 12, and the spring 11 top is connected inside spacing section of thick bamboo 6 of lower carriage 4. Preferably, the upper bracket 7 is used for matching and connecting the lower bracket 4, the assembling groove 8 is used for ensuring the stable effect of mounting the lower bracket 4, the bottom of the lower bracket 4 is used for limiting the spring 11 and has the mounting and positioning effects on the mounting support 3, and the limiting cylinder 6 is used for limiting the top end of the spring 11 and reducing the deviation.

The surface of the outer cylinder 1 of the shock absorber is provided with a positioning ring 13, and the outer surface of the positioning ring 13 is connected with the bottom end of the protective cover 12. The surface that the below of holding ring 13 is located bumper shock absorber urceolus 1 is provided with spacing dish 9, and the periphery of spacing dish 9 upwards is equipped with spacing turn-ups 10, and the bottom of spring 11 is connected at spacing dish 9 top, and the top of piston rod 2 is passed through the buffer block and is connected with erection support 3, lower carriage 4 and upper bracket 7 respectively, and support elastic block size and 5 size phase-matches of mounting groove.

In addition, the holding ring 13 is the setting of connecting the location to protection casing 12 bottom, protection casing 12 is the subassembly that protects piston rod 2, spacing turn-ups 10 and spacing dish 9 play spacing effect to spring 11 bottom, spring 11 is equipped with ten sections, wherein the three-section interval that is close to the upper bracket is less than the six-section interval that is close to the bottom support, the six-section interval size that is close to the bottom support is two to four times of the three-section interval that is close to the upper bracket, the interval size of preceding three-section spring is little, the interval size of back six-section spring is big, the rigidity value of spring, the performance value is inconsistent, from little grow, along with the increase of load weight, back bumper shock absorber assembly performance value grow, automobile body position is motionless, well-regulated ride comfort and travelling comfort uniformity before and after having guaranteed that the load weight increases in the automobile driving process.

Wherein, the installation department is including reinforcing part 14, connecting portion 15 and rings 16, and the bottom of reinforcing part 14 is connected with the top of connecting portion 15, and the bottom at connecting portion 15 is connected at the top of rings 16. The top of the reinforcement part 14 is connected to the bottom end of the outer cylinder 1 of the shock absorber, and the hanging ring 16 is mounted on the mounting rod 17. The surface of installing rod 17 is provided with spacing post 18, and installing rod 17 passes through spacing post 18 movable mounting on locating rack 19, and support frame 20 is installed on the longeron behind the car, and support frame 20 is the subassembly that is used for installing locating rack 19, and upper bracket 7 can be dismantled with the automobile body and be connected. The connecting part 15 is a connecting component for connecting the hanging ring 16 with the reinforcing part 14, the reinforcing part 14 is a component for connecting the outer cylinder 1 of the shock absorber, the mounting rod 17 is a positioning component for mounting the hanging ring 16, the limiting column 18 is a component for positioning the mounting rod 17, and the positioning frame 19 is a component for mounting the shock absorber.

The installation support 3 is arranged in the lower support 4 through the support elastic block, and the upper support 7 and the lower support 4 are matched, so that the shock absorber can be prevented from being acted by a lateral force, the service life and the reliability of the shock absorber are prolonged, a larger contact surface is provided for a buffer block of the shock absorber, the service life of the buffer block is prolonged, and the stress condition of the lower support 4 is improved; and the spring 11 that the pitch interval that cooperates and set up on the bumper shock absorber urceolus 1 is different, can be in the automobile driving process, guarantee the travelling comfort of driving, realize the cooperation installation through spacing post 18 and locating rack 19 with installation pole 17, connect bumper shock absorber urceolus 1 to promote the structural strength of undersetting, ensure performance.

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

Claims

1. The utility model provides a promote car and drive rear shock absorber assembly of travelling comfort which characterized in that: including bumper shock absorber upper bracket, bumper shock absorber, protection casing (12) and bumper shock absorber undersetting, the bumper shock absorber upper bracket is including erection support (3), lower carriage (4) and upper bracket, mounting groove (5) have been seted up at the top of lower carriage (4), the periphery of erection support (3) is installed inside mounting groove (5) through the support elastic block, bumper shock absorber upper bracket central point is worn to locate in piston rod (2) of bumper shock absorber puts, protection casing (12) cover is established in the outside of piston rod (2) and is connected with lower carriage (4) bottom, the bumper shock absorber undersetting is including installation pole (17), locating rack (19) and support frame (20), installation pole (17) movable mounting is on locating rack (19), locating rack (19) set up the bottom at support frame (20), the bumper shock absorber urceolus (1) bottom of bumper shock absorber is through installation department swing joint on locating rack (19).

2. The rear shock absorber assembly for improving the riding comfort of the automobile as claimed in claim 1, wherein: an assembly groove (8) is formed in the bottom of the upper support (7), and the lower support (4) is mounted on the lower surface of the upper support (7) through the assembly groove (8).

3. The rear shock absorber assembly for improving the riding comfort of the automobile as claimed in claim 2, wherein: the bottom of lower carriage (4) is connected with spacing section of thick bamboo (6), the spring (11) of bumper shock absorber are located the outside of protection casing (12), spring (11) top is connected inside spacing section of thick bamboo (6) of lower carriage.

4. The rear shock absorber assembly for improving the riding comfort of the automobile as claimed in claim 3, wherein: the surface of the outer cylinder (1) of the shock absorber is provided with a positioning ring (13), and the outer surface of the positioning ring (13) is connected with the bottom end of the protective cover (12).

5. The rear shock absorber assembly for improving the riding comfort of a vehicle of claim 4, wherein: the surface of the lower part of the positioning ring (13) positioned on the outer cylinder (1) of the shock absorber is provided with a limiting disc (9), the periphery of the limiting disc (9) is upwards provided with a limiting flanging (10), and the bottom end of the spring (11) is connected to the top of the limiting disc (9).

6. The rear shock absorber assembly for improving the riding comfort of the automobile as claimed in claim 1, wherein: the installation department is including reinforcement (14), connecting portion (15) and rings (16), the bottom of reinforcement (14) is connected with the top of connecting portion (15), the bottom at connecting portion (15) is connected at the top of rings (16).

7. The rear shock absorber assembly for improving the riding comfort of a vehicle of claim 6, wherein: the top of the reinforcing part (14) is connected to the bottom end of the outer cylinder (1) of the shock absorber, and the hanging ring (16) is installed on the installation rod (17).

8. The rear shock absorber assembly for improving the riding comfort of a vehicle of claim 7, wherein: the surface of installation pole (17) is provided with spacing post (18), installation pole (17) are through spacing post (18) movable mounting on locating rack (19).

9. The rear shock absorber assembly for improving the riding comfort of the automobile as claimed in claim 1, wherein: the top of the piston rod (2) is connected with the mounting support (3), the lower support (4) and the upper support (7) through the buffer block respectively, and the size of the support elastic block is matched with the size of the mounting groove (5).

10. The rear shock absorber assembly for improving the driving comfort of the automobile according to claim 1, wherein: the support frame (20) is installed on the automobile rear longitudinal beam, and the upper support (7) is detachably connected with an automobile body.