CN216343619U - High-performance shock absorber with air spring - Google Patents
High-performance shock absorber with air spring Download PDFInfo
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- CN216343619U CN216343619U CN202122607848.9U CN202122607848U CN216343619U CN 216343619 U CN216343619 U CN 216343619U CN 202122607848 U CN202122607848 U CN 202122607848U CN 216343619 U CN216343619 U CN 216343619U
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- annular baffle
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- piston rod
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Abstract
The utility model relates to a vehicle shock absorber, in particular to a high-performance shock absorber with an air spring. The hydraulic cylinder comprises a cylinder body, wherein a cylinder cover is arranged at the opening of the cylinder body, and hydraulic oil is filled in the cylinder body. A piston rod is arranged in the cylinder body, a rod hole is formed in the cylinder cover, one end of the piston rod penetrates through the rod hole and extends out, a piston is arranged at one end of the piston rod in the cylinder body, the piston and the inner side wall of the cylinder body are matched in a sliding sealing mode, and a circulation valve and an expansion valve are arranged on the piston. A first annular baffle is concentrically fixed on the section of the piston rod positioned outside the cylinder body, and a second annular baffle is concentrically fixed on the cylinder body. The piston cylinder is characterized in that an elastic pipe is concentrically arranged between the first annular baffle and the second annular baffle, the elastic pipe is sleeved outside the piston rod and the cylinder body, two ends of the elastic pipe are respectively connected with the first annular baffle and the second annular baffle in a fixed and sealed mode, an inflating nozzle is arranged on the side wall of the elastic pipe, and compressed air is filled in the elastic pipe. The vibration isolation efficiency and the performance of the shock absorber are higher, and the comfort level of a vehicle is better.
Description
Technical Field
The utility model relates to a vehicle shock absorber, in particular to a high-performance shock absorber with an air spring.
Background
In order to quickly attenuate the vibration of the vehicle frame and the vehicle body and improve the smoothness and comfort of the vehicle, a vehicle suspension system is generally provided with a shock absorber.
At present, a conventional vehicle shock absorber includes a cylinder body, a cylinder cover is provided at an opening of the cylinder body, and hydraulic oil is filled in the cylinder body. The cylinder body is internally provided with a piston rod, the cylinder cover is provided with a rod hole, one end of the piston rod penetrates through the rod hole and extends out, one end of the piston rod positioned in the cylinder body is provided with a piston, the piston and the inner side wall of the cylinder body are matched in a sliding sealing mode, and the piston is provided with a circulation valve and an expansion valve. A first annular baffle is concentrically fixed on the section of the piston rod positioned outside the cylinder body, a second annular baffle is concentrically fixed on the cylinder body, and a common compression spring is arranged between the first annular baffle and the second annular baffle. However, the vibration isolation efficiency of the general compression spring is low, and the vibration isolation performance is low, resulting in poor comfort of the vehicle.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-performance shock absorber with an air spring, which has high vibration isolation efficiency and performance and good comfort of a vehicle.
In order to solve the problems, the following technical scheme is provided:
the high-performance shock absorber with the air spring comprises a cylinder body, wherein a cylinder cover is arranged at the opening of the cylinder body, and hydraulic oil is filled in the cylinder body. The cylinder body is internally provided with a piston rod, the cylinder cover is provided with a rod hole, one end of the piston rod penetrates through the rod hole and extends out, one end of the piston rod positioned in the cylinder body is provided with a piston, the piston and the inner side wall of the cylinder body are matched in a sliding sealing mode, and the piston is provided with a circulation valve and an expansion valve. A first annular baffle is concentrically fixed on the section of the piston rod positioned outside the cylinder body, and a second annular baffle is concentrically fixed on the cylinder body. The piston cylinder is characterized in that an elastic pipe is concentrically arranged between the first annular baffle and the second annular baffle, the elastic pipe is sleeved outside the piston rod and the cylinder body, two ends of the elastic pipe are respectively connected with the first annular baffle and the second annular baffle in a fixed and sealed mode, an inflating nozzle is arranged on the side wall of the elastic pipe, and compressed air is filled in the elastic pipe.
The elastic pipe is connected with the first annular baffle plate and the second annular baffle plate in a fixed sealing mode through the annular inner flanging.
And the outer side wall of the elastic tube is provided with an annular recess.
The elastic tube is a rubber tube.
The bottom of the cylinder body is provided with a connecting seat, and the outer end of the piston rod is provided with a joint.
By adopting the scheme, the method has the following advantages:
the elastic tube is concentrically arranged between the first annular baffle and the second annular baffle of the high-performance shock absorber with the air spring, the elastic tube is sleeved outside the piston rod and the cylinder body, two ends of the elastic tube are respectively and fixedly and hermetically connected with the space between the first annular baffle and the second annular baffle, the side wall of the elastic tube is provided with the charging connector, and compressed air is filled in the elastic tube. The high performance shock absorber forms an air spring using a first annular baffle, a second annular baffle, an elastic tube, and compressed air. Compared with a common compression spring, the air spring has higher vibration isolation efficiency and performance, and the high-performance shock absorber with the air spring is arranged on a vehicle, so that the comfort level of the vehicle can be greatly improved.
Drawings
Fig. 1 is a schematic structural view of a high performance shock absorber with an air spring according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, the high performance shock absorber with an air spring of the present invention includes a cylinder body 2, a cylinder head 11 is provided at an opening of the cylinder body 2, and hydraulic oil is filled in the cylinder body 2. The cylinder is characterized in that a piston rod 5 is arranged in the cylinder body 2, a rod hole is formed in the cylinder cover 11, one end of the piston rod 5 penetrates through the rod hole and extends out, a piston 4 is arranged at one end of the piston rod 5 positioned in the cylinder body 2, the piston 4 is matched with the inner side wall of the cylinder body 2 in a sliding sealing mode, and a circulation valve and an expansion valve are arranged on the piston 4. A first annular baffle 7 is concentrically fixed on the section of the piston rod 5 positioned outside the cylinder body 2, and a second annular baffle 3 is concentrically fixed on the cylinder body 2. An elastic tube 6 is concentrically arranged between the first annular baffle 7 and the second annular baffle 3, the elastic tube 6 is sleeved outside the piston rod 5 and the cylinder body 2, two ends of the elastic tube 6 are respectively connected with the first annular baffle 7 and the second annular baffle in a fixed sealing manner, an inflating nozzle 10 is arranged on the side wall of the elastic tube 6, and compressed air is filled in the elastic tube 6. The elastic tube 6 is a rubber tube.
To facilitate connection with the first annular baffle 7 and the second annular baffle. The oral area at 6 both ends of elasticity pipe all integrated into one piece has annular inside flanging 8, and elasticity pipe 6 is through being connected with fixed sealed form between annular inside flanging 8 and first ring baffle 7 and the second ring baffle.
In order to increase the strength of the elastic tube 6. An annular recess 12 is arranged on the outer side wall of the elastic tube 6.
In order to be connected with a vehicle conveniently, the bottom of the cylinder body 2 is provided with a connecting seat 1, and the outer end of the piston rod 5 is provided with a joint 9.
The high performance shock absorber of the present invention forms an air spring using the first annular baffle 7, the second annular baffle, the elastic tube 6 and compressed air. Compared with a common compression spring, the air spring has higher vibration isolation efficiency and performance, and the high-performance shock absorber with the air spring is arranged on a vehicle, so that the comfort level of the vehicle can be greatly improved.
Claims (5)
1. A high-performance shock absorber with an air spring comprises a cylinder body (2), wherein a cylinder cover (11) is arranged at the opening part of the cylinder body (2), and hydraulic oil is filled in the cylinder body (2); a piston rod (5) is arranged in the cylinder body (2), a rod hole is formed in the cylinder cover (11), one end of the piston rod (5) penetrates through the rod hole to extend out, a piston (4) is arranged at one end of the piston rod (5) positioned in the cylinder body (2), the piston (4) is matched with the inner side wall of the cylinder body (2) in a sliding sealing manner, and a circulation valve and an expansion valve are arranged on the piston (4); a first annular baffle (7) is concentrically fixed on the section of the piston rod (5) positioned outside the cylinder body (2), and a second annular baffle (3) is concentrically fixed on the cylinder body (2); the air-filling type piston cylinder is characterized in that an elastic tube (6) is concentrically arranged between the first annular baffle (7) and the second annular baffle (3), the elastic tube (6) is sleeved outside the piston rod (5) and the cylinder body (2), two ends of the elastic tube (6) are respectively connected with the first annular baffle (7) and the second annular baffle in a fixed and sealed mode, an air filling nozzle (10) is arranged on the side wall of the elastic tube (6), and compressed air is filled in the elastic tube (6).
2. The high-performance shock absorber with an air spring according to claim 1, wherein the mouth portions of both ends of the elastic tube (6) are integrally formed with annular flanges (8), and the elastic tube (6) is connected with the first annular baffle (7) and the second annular baffle in a fixed and sealed manner through the annular flanges (8).
3. The high performance shock absorber with air spring according to claim 1, wherein the elastic tube (6) is provided on an outer side wall thereof with an annular recess (12).
4. The high performance shock absorber with air spring according to claim 1, wherein said elastic tube (6) is a rubber tube.
5. The high performance shock absorber with air spring according to any one of claims 1 to 3, wherein the cylinder body (2) has a connecting base (1) at the bottom thereof, and the piston rod (5) has a joint (9) at the outer end thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122607848.9U CN216343619U (en) | 2021-10-29 | 2021-10-29 | High-performance shock absorber with air spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122607848.9U CN216343619U (en) | 2021-10-29 | 2021-10-29 | High-performance shock absorber with air spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216343619U true CN216343619U (en) | 2022-04-19 |
Family
ID=81130853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122607848.9U Active CN216343619U (en) | 2021-10-29 | 2021-10-29 | High-performance shock absorber with air spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216343619U (en) |
-
2021
- 2021-10-29 CN CN202122607848.9U patent/CN216343619U/en active Active
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