CN212690657U

CN212690657U - Shock absorber with novel connecting structure

Info

Publication number: CN212690657U
Application number: CN202020964797.8U
Authority: CN
Inventors: 吴云富
Original assignee: Taizhou Lvjiayi Technology Co ltd
Current assignee: Taizhou Lvjiayi Technology Co ltd
Priority date: 2020-05-30
Filing date: 2020-05-30
Publication date: 2021-03-12
Anticipated expiration: 2030-05-30

Abstract

The utility model belongs to the technical field of shock absorbers, in particular to a shock absorber with a novel connecting structure, which comprises a damper and a damping spring arranged at the periphery of the damper, wherein the damper comprises a cylinder body and a piston rod connected with the cylinder body, the other end of the piston rod is provided with a spring seat, and the other end of the spring seat is provided with a lower chain stay joint connected with a rear chain stay; the bottom fork connects includes the connecting portion that is connected with the piston rod down, and the one end shaping of connecting portion has two parallel arrangement's connecting plate, and the shaping has the installation cavity that is used for installing first ring and connects between two connecting plates, the utility model discloses a bottom fork connects's design, and in actual assembling process, the bottom fork connects and establishes the periphery that first ring connects through two connecting plate covers down to realize and be connected between the back bottom fork, connection structure is more firm and stable.

Description

Shock absorber with novel connecting structure

Technical Field

The utility model relates to a bumper shock absorber technical field refers in particular to a bumper shock absorber with novel connection structure.

Background

The shock Absorber (Absorber), the shock Absorber is mainly used to restrain the shock and the impact from the road surface when the spring absorbs the shock and rebounds. When the road surface passes through the uneven road surface, although the shock-absorbing spring can filter the vibration of the road surface, the spring can still do reciprocating motion, and the shock absorber is used for inhibiting the jumping of the spring.

For example, the invention of China CN201510645257.7 discloses a shock absorber, which comprises an upper chassis loop bar; one end of the elastic part is fixedly connected with the outer side wall of the loop bar, and the other end of the elastic part is fixedly connected with the upper chassis; one end of the piston rod is fixedly connected with the upper chassis, the other end of the piston rod vertically penetrates through the sleeve rod, and the piston rod can axially move in the sleeve rod; the installed part, installed part and loop bar fixed connection go up the chassis middle part and have seted up the chassis and lead to the groove, and the chassis is equipped with the chassis adapter sleeve in leading to the groove, and the installed part middle part has been seted up the installation and has been led to the groove, and the installation is led to the inslot and is equipped with the installation adapter sleeve.

The chassis of the upper end and the lower end of the shock absorber is connected with the vehicle body through the through groove formed in the circular ring joint, the connecting mode can meet the assembly requirements of a part of products, but the other part of products cannot be connected through the connecting structure, and the connecting structure is not firm after fixed connection, so that the structure of the shock absorber is required to be improved.

Disclosure of Invention

The utility model aims at providing a bumper shock absorber with novel connection structure through lower chain stay joint, solves current insecure problem of connecting.

The purpose of the utility model is realized like this: a shock absorber with a novel connecting structure comprises a damper and a shock absorption spring arranged on the periphery of the damper, wherein the damper comprises a cylinder body and a piston rod connected with the cylinder body; the lower bottom fork joint comprises a connecting part connected with the piston rod, two connecting plates arranged in parallel are formed at one end of the connecting part, and an installation cavity for installing the first circular ring joint is formed between the two connecting plates.

Preferably, a first circular ring joint is formed on the rear bottom fork, a first connecting hole is formed in the first circular ring joint, a second connecting hole is formed in the connecting plate, and the rear bottom fork is connected with the lower bottom fork joint by penetrating the first connecting hole and the second connecting hole through a fastener.

Preferably, the lower end of the connecting plate is formed with a circular arc-shaped rotating portion.

Preferably, a second connecting thread is formed in the second connecting hole, and a first connecting thread for connecting the piston rod is formed in the connecting portion.

Preferably, one end of the cylinder body is connected with a second annular joint, and the damping spring is abutted between the second annular joint and the spring seat.

Compared with the prior art, the utility model outstanding and profitable technological effect is:

1. the utility model discloses a lower chain stay connects the design, and in actual assembly process, lower chain stay connects the periphery that the cover was established at first ring joint through two connecting plate covers to realize and be connected between the back chain stay, connection structure is more firm and stable.

2. The utility model discloses a attenuator and damping spring's design can cushion the shock attenuation when the atress, and the attenuator is used for realizing supplementary bradyseism effect.

3. The utility model discloses a design of convex rotation portion, it rotates to be convenient for, can prevent that its card from dying.

4. The utility model discloses a first connecting thread and second connecting thread's design can make through the screw thread and realize connecting between the part, connects conveniently, simple structure.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic perspective view of the present invention.

Fig. 3 is a schematic structural view of the present invention in practical use.

Fig. 4 is a schematic structural view of the lower flat fork joint.

Reference numerals: 1-a damper; 2-a damping spring; 3-cylinder body; 4-a piston rod; 5-lower bottom fork joint; 6-rear bottom fork; 7-a connecting part; 8-connecting plates; 9-mounting a cavity; 10-a first annular joint; 12-a second connection hole; 13-arc shaped rotating part; 14-a second connecting thread; 15-first connecting thread; 16-a second annular joint; 17-spring seat.

Detailed Description

The following description of the present invention will be made in detail with reference to the accompanying drawings 1 to 4.

A shock absorber with a novel connecting structure.

As shown in fig. 1, including attenuator 1 and the damping spring 2 of setting in its periphery, damping spring 2 uses with the attenuator cooperation to realize the effect of buffering shock attenuation, wherein attenuator 1 includes cylinder body 3 and the piston rod 4 of being connected with it, and piston rod 4 is portable to be set up at cylinder body 3, consequently will contract to cylinder body 3 when the atress, thereby realizes the function of buffering shock attenuation, is provided with the spring holder 17 that is used for installing spring 2 at the piston rod 4 other end.

Combine fig. 2 and fig. 4, be provided with the lower chain stay joint 5 that is used for being connected with back chain stay 6 at the other end of spring holder 17, lower chain stay joint 5 includes connecting portion 7 that is connected with piston rod 4, and the one end shaping of connecting portion 7 has two parallel arrangement's connecting plate 8, and the shaping has the installation cavity 9 that is used for installing first ring joint 10 between two connecting plates 8, and lower chain stay joint 5 overlaps through two connecting plates 8 and establishes the periphery that connects 10 at first ring to realize and be connected between the back chain stay 6, connection structure is more firm and stable.

Specifically, referring to fig. 3, a first circular ring joint 10 is formed on the rear bottom fork 6, a first connection hole is formed in the first circular ring joint 10, a second connection hole 12 is formed in the connection plate 8, in the actual assembly process, the connection part 7 is sleeved outside the first circular ring joint 10, and then a fastener penetrates through the first connection hole and the second connection hole 12 to connect the rear bottom fork 6 with the lower bottom fork joint 5.

Referring to fig. 3 in particular, the lower end of the connecting plate 8 is formed with a circular arc-shaped rotating portion 13, which facilitates the rotation and prevents the locking.

Referring specifically to fig. 4, a second connecting thread 14 is formed in the second connecting hole 12, a rear fork 6 is connected to the lower fork joint 5 by using a fastener through the second connecting thread 14, and a first connecting thread 15 for connecting the piston rod 4 is formed in the connecting portion 7.

Specifically referring to fig. 3, one end of the cylinder body 3 is connected with a second circular joint 16, the damping spring 2 is connected between the second circular joint 16 and a spring seat 17 in a propping manner, the damper 1 is used for assisting in cushioning, and the damping spring 2 plays a main role in buffering and cushioning.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a bumper shock absorber with novel connection structure which characterized in that: the damping device comprises a damper (1) and a damping spring (2) arranged on the periphery of the damper, wherein the damper (1) comprises a cylinder body (3) and a piston rod (4) connected with the cylinder body, the other end of the piston rod (4) is provided with a spring seat (17), and the other end of the spring seat (17) is provided with a lower bottom fork joint (5) connected with a rear bottom fork (6); lower chain stay connects (5) including connecting portion (7) that are connected with piston rod (4), and the one end shaping of connecting portion (7) has two parallel arrangement's connecting plate (8), and the shaping has installation cavity (9) that are used for installing first ring joint (10) between two connecting plates (8).

2. The shock absorber with the novel connecting structure as set forth in claim 1, wherein: the rear bottom fork (6) is provided with a first circular ring joint (10) in a forming mode, a first connecting hole is formed in the first circular ring joint (10), a second connecting hole (12) is formed in the connecting plate (8), and the rear bottom fork (6) is connected with the lower bottom fork joint (5) by penetrating the first connecting hole and the second connecting hole (12) through fasteners.

3. The shock absorber with the novel connecting structure as set forth in claim 1, wherein: the lower end of the connecting plate (8) is formed with a circular arc-shaped rotating part (13).

4. The shock absorber with the novel connecting structure as set forth in claim 2, wherein: second connecting threads (14) are formed in the second connecting holes (12), and first connecting threads (15) used for connecting the piston rod (4) are formed in the connecting portion (7).

5. The shock absorber with the novel connecting structure as set forth in claim 1, wherein: one end of the cylinder body (3) is connected with a second circular ring joint (16), and the damping spring (2) is abutted between the second circular ring joint (16) and the spring seat (17).