CN216009340U

CN216009340U - Adjustable air bag shock absorber assembly

Info

Publication number: CN216009340U
Application number: CN202122259689.8U
Authority: CN
Inventors: 陈志豪; 陈洪福
Original assignee: Changzhou Concord Auto Parts Co ltd; Jiangsu Global Honghao Automobile Co ltd
Current assignee: Changzhou Concord Auto Parts Co ltd; Jiangsu Global Honghao Automobile Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-03-11
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses an adjustable air bag shock absorber assembly, including casing, spacing ring, guide ring and high valve casing, be equipped with radial mounting hole on the casing, be equipped with radial hole of wearing on the spacing ring, and the one end periphery of spacing ring is equipped with a plurality of radial first sand grips, form first recess between the adjacent first sand grip, the mounting hole one end inner wall of casing is equipped with a plurality of radial second sand grips, form the second recess between the adjacent second sand grip, the one end of spacing ring stretches into the one end of mounting hole, and first sand grip and second recess cooperate; the height valve shell is arranged in an installation cavity of the installation hole, one end of the height valve shell is abutted to a step surface of a shrinkage hole of the installation hole, the other end of the height valve shell is abutted to an extending end of the limiting ring, one end of the guide ring penetrates through the penetration hole and is fixedly connected with the shell, an elastic clamping block is arranged on the periphery of the guide ring, and a clamping groove matched with the elastic clamping block is formed in the inner side of the height valve shell. The utility model discloses the installation is simple, improves production efficiency.

Description

Adjustable air bag shock absorber assembly

Technical Field

The utility model relates to a shock absorber of vehicle cab, especially an air bag shock absorber assembly with adjustable.

Background

The vibration reduction of the cab of the current truck is usually realized by adopting an air bag vibration absorber, so that the vibration reduction effect can be realized, and a driver can feel more comfortable when driving on a bumpy road surface. In order to achieve a better shock absorbing effect, a height valve is usually installed in the conventional air bag shock absorber, and the height valve can be used for dynamically realizing air intake and exhaust actions of an air bag, so that the working height of an air spring is adjusted, and the comfort of a driver is improved. For example, patent CN104534007A discloses a level valve housing fixed on a piston by a fixing bolt, which is troublesome to install and reduces the production efficiency.

Disclosure of Invention

An object of the utility model is to provide an adopt the buckle to install, the installation is simple, improves the adjustable gasbag shock absorber assembly of installation effectiveness.

In order to achieve the above purpose, the technical scheme of the utility model is that: an adjustable air bag shock absorber assembly comprises a shell, a limiting ring, a guide ring and a height valve shell, wherein a radial mounting hole is formed in the shell, a radial penetrating hole is formed in the limiting ring, a plurality of radial first raised lines are arranged on the periphery of one end of the limiting ring, a first groove is formed between every two adjacent first raised lines, a plurality of radial second raised lines are arranged on the inner wall of one end of the mounting hole of the shell, a second groove is formed between every two adjacent second raised lines, one end of the limiting ring extends into one end of the mounting hole, the first raised lines are matched with the second grooves, and the second raised lines are matched with the first grooves; the height valve shell is arranged in an installation cavity of the installation hole, one end of the height valve shell abuts against a step surface of a shrinkage hole of the installation hole, the other end of the height valve shell abuts against an extending end of the limiting ring, one end of the guide ring penetrates through the penetrating hole and is fixedly connected with the shell, an elastic clamping block is arranged on the periphery of the guide ring, and a clamping groove matched with the elastic clamping block is formed in the inner side of the height valve shell.

Preferably, the inner wall of the mounting hole of the shell is provided with three cylindrical mounting seats, the end part of the guide ring is provided with a mounting flange, and the mounting flange is provided with three bolt grooves with the same positions as the cylindrical mounting seats. The installation is convenient, the guide ring is limited during installation, and the guide ring is installed in place at one time.

Preferably, the height valve shell is arc-shaped and consistent with the radian of the inner wall of the mounting hole. And the installation space is saved.

Preferably, the inner wall of the penetrating hole of the limiting ring is provided with a guide ring groove, and the periphery of the guide ring is provided with a guide ring limiting strip matched with the guide ring groove. The limiting ring has guiding function, and installation is more convenient.

Preferably, the periphery of the guide ring is provided with two elastic pieces, one axial end of each elastic piece is integrated with the guide ring, and the elastic clamping blocks are located at the other end of the corresponding elastic pieces and protrude out of the outer surface of the guide ring. The elasticity of the elastic sheet cannot be attenuated, and the processing technology is simple.

After the structure of the oil tank is adopted, the utility model discloses when the installation, install high valve casing in the installation cavity of mounting hole earlier, the circumference displacement of high valve casing can be restricted to the installation cavity. Then one end of the limiting ring extends into the mounting hole, one end of the limiting ring is abutted against the other end of the height valve shell, and one end of the height valve shell is abutted against the step surface of the shrinkage hole of the mounting hole, so that the radial displacement of the height valve shell is limited. And finally, the guide ring extends into the penetrating hole, so that the elastic clamping block of the guide ring is clamped with the clamping groove of the height valve shell. Therefore, the installation is simple, and the production efficiency is improved.

Drawings

FIG. 1 is an exploded cross-sectional view of the structure of the present invention;

FIG. 2 is a perspective view of the housing of FIG. 1;

FIG. 3 is a perspective view of the stop collar of FIG. 1;

FIG. 4 is a perspective view of the guide ring of FIG. 1;

fig. 5 is a perspective view of the altitude valve housing of fig. 1.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments, which are illustrated in the accompanying drawings.

Referring to fig. 1, 2 and 3, an adjustable air bag damper assembly comprises a housing 1, a limiting ring 2, a guide ring 3 and a height valve housing 4, wherein a radial mounting hole 11 is formed in the housing 1, a radial through hole 21 is formed in the limiting ring 2, a plurality of radial first raised lines 22 are arranged on the periphery of one end of the limiting ring 2, a first groove 23 is formed between the adjacent first raised lines 22, a plurality of radial second raised lines 12 are arranged on the inner wall of one end of the mounting hole 11 of the housing 1, a second groove 13 is formed between the adjacent second raised lines 12, one end of the limiting ring 2 extends into one end of the mounting hole 11, the first raised lines 22 are matched with the second groove 13, and the second raised lines 12 are matched with the first groove 23. Spacing ring 2 is as long as be used for radially carrying on spacingly to high valve housing 4, it is spacing from top to bottom in the picture, therefore the mounted position of spacing ring 2 is more important relatively, consequently, adopt sand grip and recess to carry out the complex mode, the one end inner wall a week of mounting hole 11 all sets up a plurality of second sand grips 12 and corresponding second recess 13, and the one end periphery circumference of spacing ring 2 also sets up first sand grip 22 and first recess 23, when the one end of spacing ring 2 stretched into in mounting hole 11, sand grip and recess between them are mutually supported and are installed, the installation is very firm.

Referring to fig. 1, 3 and 4, the level valve housing 4 is disposed in a mounting cavity 111 of the mounting hole 11, the mounting cavity 111 being located near the other end of the mounting hole 11, the upper portion being shown. The inner wall surface structure of the mounting cavity 111 is identical to the outer side surface structure of the height valve housing 4, and is arc-shaped, and a positioning groove 46 is provided at the upper part of the height valve housing 4 for positioning and limiting the circumferential rotation of the height valve housing 4. And one end of the two end parts of the height valve shell 4 is abutted against the shrinkage hole step surface 112 of the mounting hole 11, and the other end of the two end parts of the height valve shell 4 is abutted against the extending end of the limiting ring 2, so that the axial displacement of the height valve shell 4 is limited. One end of the guide ring 3 penetrates through the penetrating hole 21 and is fixedly connected with the shell 1, an elastic clamping block 31 is arranged on the periphery of the guide ring 3, and a clamping groove 41 matched with the elastic clamping block 31 is arranged on the inner side of the height valve shell 4. Therefore, the height valve shell 4 is fixed through the limit of the limit ring 2 and the guide ring 3, and bolts are not needed. The guide ring 3 also has a central hole for mounting the other components of the piston.

Referring to fig. 2, three cylindrical mounting seats 5 are arranged on the inner wall of the mounting hole 11 of the shell 1, the end of the guide ring 3 is provided with a mounting flange 6, and the mounting flange 6 is provided with three bolt grooves 61 at the same positions as the cylindrical mounting seats 5. The mounting flange 6 of the guide ring 3 is used for fixing and is screwed into the bolt hole of the cylindrical mounting base 5 by three bolts passing through the corresponding bolt grooves 61. The end part of the mounting flange 6 of the guide ring 3 is also propped against the outer end of the limit ring 2 to limit the axial displacement of the limit ring 2.

Referring to fig. 3 and 4, the inner wall of the penetration hole 21 of the stop collar 2 is provided with a guide ring groove 211, and the outer circumference of the guide ring 3 is provided with a guide ring stop strip 35 engaged with the guide ring groove 211. When the spacing ring 2 stretches into, the spacing is mainly carried out by the cooperation of the guide ring groove 211 and the guide ring spacing strip 35, and the installation efficiency is improved.

Referring to fig. 4, the guide ring 3 is provided at an outer circumference thereof with two elastic pieces 36 having one axial end formed integrally with the guide ring 3, and the elastic latch 31 is located at the other end of the corresponding elastic piece 36 and protrudes from an outer surface of the guide ring 3. The structure can ensure that the elastic clamping block 31 has certain elasticity, and is convenient for clamping the clamping groove 41 in a matching way.

The utility model discloses need not to adopt the bolt to carry out fixed mounting to high valve housing 4, only through spacing and the clamping installation of spacing ring 2 and guide ring 3, the installation is simple, improves production efficiency.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and improvements can be made without departing from the inventive concept, and all of them belong to the protection scope of the present invention.

Claims

1. An adjustable gasbag shock absorber assembly which is characterized in that: the high-speed valve comprises a shell (1), a limiting ring (2), a guide ring (3) and a high-speed valve shell (4), wherein a radial mounting hole (11) is formed in the shell (1), a radial penetrating hole (21) is formed in the limiting ring (2), a plurality of radial first raised lines (22) are arranged on the periphery of one end of the limiting ring (2), a first groove (23) is formed between every two adjacent first raised lines (22), a plurality of radial second raised lines (12) are arranged on the inner wall of one end of the mounting hole (11) of the shell (1), a second groove (13) is formed between every two adjacent second raised lines (12), one end of the limiting ring (2) extends into one end of the mounting hole (11), the first raised lines (22) are matched with the second grooves (13), and the second raised lines (12) are matched with the first grooves (23);

the height valve shell (4) is arranged in an installation cavity (111) of an installation hole (11), one end of the height valve shell is abutted to a shrinkage hole step surface (112) of the installation hole (11), the other end of the height valve shell is abutted to an extending end of a limiting ring (2), one end of a guide ring (3) penetrates through a penetrating hole (21) and is fixedly connected with a shell (1), an elastic clamping block (31) is arranged on the periphery of the guide ring (3), and a clamping groove (41) matched with the elastic clamping block (31) is formed in the inner side of the height valve shell (4).

2. The adjustable air bag shock absorber assembly as set forth in claim 1 wherein: the inner wall of a mounting hole (11) of the shell (1) is provided with three cylindrical mounting seats (5), the end part of the guide ring (3) is provided with a mounting flange (6), and three bolt grooves (61) which are the same as the cylindrical mounting seats (5) in position are formed in the mounting flange (6).

3. The adjustable air bag shock absorber assembly as set forth in claim 1 wherein: the height valve shell (4) is arc-shaped and is consistent with the radian of the inner wall of the mounting hole (11).

4. The adjustable air bag shock absorber assembly as set forth in claim 1 wherein: the inner wall of the penetrating hole (21) of the limiting ring (2) is provided with a guide ring groove (211), and the periphery of the guide ring (3) is provided with a guide ring limiting strip (35) matched with the guide ring groove (211).

5. The adjustable air bag shock absorber assembly as set forth in claim 1 wherein: the periphery of the guide ring (3) is provided with two elastic pieces (36) with one axial end integrated with the guide ring (3), and the elastic clamping blocks (31) are positioned at the other end of the corresponding elastic pieces (36) and protrude out of the outer surface of the guide ring (3).