CN221033757U - Explosion-proof piston air shock absorber - Google Patents
Explosion-proof piston air shock absorber Download PDFInfo
- Publication number
- CN221033757U CN221033757U CN202323210771.7U CN202323210771U CN221033757U CN 221033757 U CN221033757 U CN 221033757U CN 202323210771 U CN202323210771 U CN 202323210771U CN 221033757 U CN221033757 U CN 221033757U
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- Prior art keywords
- air
- piston
- explosion
- proof
- shock absorber
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Links
- 230000035939 shock Effects 0.000 title claims abstract description 50
- 239000006096 absorbing agent Substances 0.000 title claims abstract description 31
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 239000007769 metal material Substances 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 230000003139 buffering effect Effects 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000013016 damping Methods 0.000 description 5
- 239000003292 glue Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Fluid-Damping Devices (AREA)
Abstract
The utility model relates to the technical field of automobile shock absorption, and discloses an explosion-proof piston air shock absorber which comprises a stroke connecting rod, a cylinder body, a piston rod arranged in the cylinder body and an elastic piston assembly sleeved on the piston rod, wherein the stroke connecting rod is provided with a liquid cavity; therefore, the shock absorber is subjected to multiple buffering through air pressure and hydraulic pressure, the shock absorbing effect is greatly improved, the cylinder body is approximately cylindrical, and the shock absorber is made of metal materials, so that the pressure tolerance degree of the shock absorber is greatly improved, and the service life of the shock absorber is prolonged.
Description
Technical Field
The invention relates to the technical field of automobile shock absorption, in particular to an explosion-proof piston air shock absorption device.
Background
Along with the rapid development of the automobile industry, the automobile shock absorber is more and more widely applied, and comprises a hydraulic shock absorber and an air shock absorber, wherein the hydraulic shock absorber mainly utilizes hydraulic pressure to realize damping buffering, and the air shock absorber mainly utilizes air pressure to realize damping buffering, but the current air shock absorber has a general shock absorbing effect, and a rubber air cavity of the current air shock absorber is easy to be extruded and cracked, so that the service life is shorter.
Disclosure of utility model
Aiming at the defects in the prior art, the utility model aims to provide the explosion-proof piston air shock absorber, which aims to solve the technical problems of general shock absorbing effect and shorter service life of the existing air shock absorber.
In order to solve the technical problems, the utility model is realized by the following scheme: an explosion-proof piston air shock absorber comprising:
A travel link, the travel link forming a liquid chamber;
the cylinder body is provided with a first air cavity and a second air cavity;
The piston rod is arranged in the cylinder body and comprises a rod body and a hydraulic piston connected with the rod body, one end of the rod body is fixedly connected with the cylinder body, and the hydraulic piston extends out of the cylinder body and is configured in the liquid cavity to perform piston movement;
The elastic piston assembly sleeved on the piston rod comprises an air piston and an elastic piece, the air piston separates the cylinder body to form a first air cavity and a second air cavity, the elastic piece is arranged between the air piston and the hydraulic piston, one end of the stroke connecting rod, which is close to the elastic piston assembly, is abutted against the air piston,
The first air chamber is configured to be filled with compressed air and the liquid chamber is configured to be filled with liquid to cushion the stroke movement of the stroke link.
Further, a first air inlet and a second air inlet are formed in the cylinder body, the first air inlet is communicated with the first air cavity, and the second air inlet is communicated with the second air cavity.
Further, the first air inlet is configured to allow compressed air to enter one air inlet and the second air inlet is configured to allow natural air to enter the second air inlet.
Furthermore, the rod body is also sleeved with a shockproof rubber piece, and the shockproof rubber piece is positioned in the first air cavity.
Further, the shockproof rubber piece is arranged at the joint of the rod body and the cylinder body.
Furthermore, the peripheral walls of the air piston and the hydraulic piston are provided with sealing rings.
Further, the elastic piece is a spring, one end of the spring is abutted to the air piston, and the other end of the spring is abutted to the hydraulic piston.
Further, the cylinder body is substantially cylindrical in shape and made of a metal material.
Compared with the prior art, the utility model has the beneficial effects that: the explosion-proof piston air shock absorber comprises a stroke connecting rod, a cylinder body, a piston rod arranged in the cylinder body and an elastic piston assembly sleeved on the piston rod, wherein the stroke connecting rod is provided with a liquid cavity; therefore, the shock absorber is subjected to multiple buffering through air pressure and hydraulic pressure, the shock absorbing effect is greatly improved, the cylinder body is approximately cylindrical, and the shock absorber is made of metal materials, so that the pressure tolerance degree of the shock absorber is greatly improved, and the service life of the shock absorber is prolonged.
Drawings
FIG. 1 is a cross-sectional view of an explosion-proof piston air suspension device in accordance with an embodiment of the present application;
FIG. 2 is a perspective view of an explosion-proof piston air shock absorber according to an embodiment of the present application.
The reference numerals in the drawings:
| 100 | Stroke connecting rod | 110 | Liquid cavity | 200 | Cylinder body |
| 210 | First air cavity | 220 | Second air cavity | 230 | A first air inlet |
| 240 | Second air inlet | 300 | Piston rod | 310 | Rod body |
| 320 | Hydraulic piston | 400 | Elastic piston assembly | 410 | Air piston |
| 420 | Elastic piece | 500 | Shockproof rubber piece | 600/700 | Sealing ring |
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. 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.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, or can be communicated inside the two components, or can be connected wirelessly or in a wired way. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-2, an embodiment of the present utility model provides an explosion-proof piston air shock absorber, including: a stroke link 100, the stroke link 100 being formed with a liquid chamber 110; a cylinder 200, wherein the cylinder 200 is formed with a first air chamber 210 and a second air chamber 220; the piston rod 300 arranged in the cylinder 200 comprises a rod body 310 and a hydraulic piston 320 connected to the rod body 310, one end of the rod body 310 is fixedly connected to the cylinder 200, and the hydraulic piston 320 extends out of the cylinder 200 and is configured in the liquid cavity 110 to perform piston movement; the elastic piston assembly 400 sleeved on the piston rod 300 comprises an air piston 410 and an elastic member 420, wherein the air piston 410 separates the cylinder 200 to form the first air chamber 210 and the second air chamber 220, the elastic member 420 is arranged between the air piston 410 and the hydraulic piston 320, and one end of the stroke connecting rod 100, which is close to the elastic piston assembly 400, is abutted against the air piston 410;
in an embodiment, the elastic member 420 is a spring, one end of the spring is abutted against the air piston 410, and the other end of the spring is abutted against the hydraulic piston 320, and the spring can provide stable elastic force for the air piston 410 and the hydraulic piston 320, so that the use stability of the air shock absorber of the present application is ensured.
The first air chamber 210 is configured to be filled with compressed air, the liquid chamber 110 is configured to be filled with liquid, such as hydraulic oil or water, so as to buffer the stroke movement of the stroke link 100, when the stroke link 100 is subjected to linear movement in the cylinder 200 by a bumping force, the damping buffer forces of the air pressure of the first air chamber 210 and the liquid pressure of the liquid chamber 110 are simultaneously received, and the two damping forces are flexible damping forces, so that the air shock absorber of the application greatly improves the shock absorbing effect of the air shock absorber.
Specifically, the cylinder 200 is provided with a first air inlet 230 and a second air inlet 240, the first air inlet 230 is communicated with the first air chamber 210, and the second air inlet 240 is communicated with the second air chamber 220.
The first air inlet 230 is configured to allow compressed air to enter one air inlet 230 and the second air inlet 240 is configured to allow natural air to enter the second air inlet 240.
In an embodiment, the compressed air may be injected into the first air chamber 210 through the air compressor, and the pressure of the injected air may be sensed through the sensor to conveniently control the pressure of the air, and the second air inlet 240 is communicated with the atmosphere, so that the air pressure in the first air chamber 210 can sufficiently play a role in shock absorption.
Specifically, the rod body 310 is further sleeved with a vibration-proof glue piece 500, the vibration-proof glue piece 500 is located in the first air cavity 210, in an embodiment, the vibration-proof glue piece 500 is disposed at a connection position between the rod body 310 and the cylinder 200, so that the air piston 410 has a larger movement stroke, and the vibration-proof glue piece 500 can prevent the air piston 410 from colliding with the cylinder, thereby further improving the vibration-proof effect and the safety of the vibration-proof device.
In order to further improve the shock absorbing effect of the air pressure and the liquid pressure, the outer peripheral walls of the air piston 410 and the hydraulic piston 320 of the present application are provided with sealing rings 600 and 700, so as to prevent air or liquid from leaking, and to ensure the air pressure and the liquid pressure in the first air chamber 210 and the liquid chamber 110 to the greatest extent.
It should be noted that, the cylinder 200 of the shock absorber of the present application is generally cylindrical, the cylinder 200 itself is not deformed by force, and is made of metal material, so that the pressure tolerance of the shock absorber is greatly improved, and the service life of the shock absorber is prolonged.
It should be understood that the foregoing is only a preferred embodiment of the present utility model, and is not intended to limit the scope of the present utility model, and all equivalent structures or equivalent processes using the descriptions of the present utility model and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present utility model.
Claims (8)
1. An explosion-proof piston air shock absorber, comprising:
A travel link (100), the travel link (100) being formed with a liquid chamber (110);
A cylinder (200), wherein the cylinder (200) is provided with a first air chamber (210) and a second air chamber (220);
the piston rod (300) is arranged in the cylinder body (200) and comprises a rod body (310) and a hydraulic piston (320) connected to the rod body (310), one end of the rod body (310) is fixedly connected to the cylinder body (200), and the hydraulic piston (320) extends out of the cylinder body (200) and is configured in the liquid cavity (110) to perform piston movement;
The elastic piston assembly (400) is sleeved on the piston rod (300) and comprises an air piston (410) and an elastic piece (420), the air piston (410) separates the cylinder body (200) to form the first air cavity (210) and the second air cavity (220), the elastic piece (420) is arranged between the air piston (410) and the hydraulic piston (320), and one end, close to the elastic piston assembly (400), of the stroke connecting rod (100) is abutted to the air piston (410);
The first air chamber (210) is configured to be filled with compressed air and the liquid chamber (110) is configured to be filled with liquid to cushion the stroke movement of the stroke link (100).
2. The explosion-proof piston air shock apparatus according to claim 1, wherein a first air inlet (230) and a second air inlet (240) are provided on the cylinder (200), the first air inlet (230) is communicated with the first air chamber (210), and the second air inlet (240) is communicated with the second air chamber (220).
3. The explosion-proof piston air suspension device according to claim 2, wherein the first air inlet (230) is configured to allow compressed air to enter an air inlet (230), and the second air inlet (240) is configured to allow natural air to enter the second air inlet (240).
4. The explosion-proof piston air shock absorbing device as set forth in claim 1, wherein said rod body (310) is further sleeved with a shock absorbing rubber member (500), said shock absorbing rubber member (500) being located in said first air chamber (210).
5. The explosion-proof piston air shock absorbing device as set forth in claim 4, wherein said shock absorbing rubber member (500) is provided at a junction of said rod body (310) and cylinder body (200).
6. The explosion-proof piston air shock apparatus as set forth in claim 1, wherein the outer peripheral walls of the air piston (410) and the hydraulic piston (320) are provided with sealing rings (600, 700).
7. The explosion-proof piston air shock apparatus according to claim 1, wherein the elastic member (420) is a spring, one end of which abuts against the air piston (410) and the other end of which abuts against the hydraulic piston (320).
8. The explosion-proof piston air shock apparatus as set forth in claim 1, wherein said cylinder (200) is generally cylindrical in shape and is made of a metallic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323210771.7U CN221033757U (en) | 2023-11-28 | 2023-11-28 | Explosion-proof piston air shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323210771.7U CN221033757U (en) | 2023-11-28 | 2023-11-28 | Explosion-proof piston air shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221033757U true CN221033757U (en) | 2024-05-28 |
Family
ID=91135332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323210771.7U Active CN221033757U (en) | 2023-11-28 | 2023-11-28 | Explosion-proof piston air shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221033757U (en) |
-
2023
- 2023-11-28 CN CN202323210771.7U patent/CN221033757U/en active Active
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