CN212272903U - Air energy storage shock absorber - Google Patents
Air energy storage shock absorber Download PDFInfo
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- CN212272903U CN212272903U CN202020306917.5U CN202020306917U CN212272903U CN 212272903 U CN212272903 U CN 212272903U CN 202020306917 U CN202020306917 U CN 202020306917U CN 212272903 U CN212272903 U CN 212272903U
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Abstract
The utility model provides an air energy storage shock absorber, which comprises a shock absorber body, wherein a piston cylinder is arranged in the shock absorber body, the left end of the shock absorber body is connected with a first connecting part, the right end of the shock absorber body is provided with a right end cover, the piston cylinder is arranged between the first connecting part and the right end cover, an oil pipe is arranged between the inner wall of the shock absorber body and the outer wall of the piston cylinder, and the oil pipe is arranged on the first connecting part; a piston is matched in the piston cylinder, a piston ring is arranged between the outer wall of the piston and the inner wall of the piston cylinder, the right end of the piston is connected with a piston rod, the piston rod extends rightwards to penetrate through the right end cover and then is connected with a second connecting part, and a bearing is arranged at the matching position of the piston rod and the right end cover; the first connecting portion and the second connecting portion are respectively provided with a valve core, and the second connecting portion is provided with a pressure regulating device. The utility model discloses air energy storage bumper shock absorber structural design is novel, the pressure regulating of being convenient for, manufacturing cost and structural more slim and graceful.
Description
Technical Field
The utility model relates to a bumper shock absorber, in particular to air energy storage bumper shock absorber.
Background
The shock absorber is used for inhibiting the shock when the spring absorbs the shock and rebounds and the impact from the road surface. The damping device is widely applied to automobiles and is used for accelerating the attenuation of the vibration of a frame and an automobile body so as to improve the driving smoothness of the automobiles. When the shock absorber passes through the uneven road surface, although the shock absorbing spring can filter the shock of the road surface, the spring can still reciprocate, and the shock absorber is used for inhibiting the spring from jumping. The shock absorber needs higher rigidity intensity when in use, the shock absorber used at present usually improves a piston rod in order to improve the rigidity intensity, the structure has the defects that the machining cost of the piston rod is increased invisibly or the whole rigidity intensity is improved by adjusting the air pressure in the shock absorber, and the air pressure adjusting mode of the shock absorber commonly used at present is troublesome and inconvenient to use; in addition, the traditional shock absorber is heavy and affects the service life.
SUMMERY OF THE UTILITY MODEL
【1】 Technical problem to be solved
The to-be-solved technical problem of the utility model is to provide a structural design is novel, the pressure regulating of being convenient for, manufacturing cost and slim and graceful air energy storage bumper shock absorber more.
【2】 Technical scheme for solving problems
The utility model provides an air energy storage shock absorber, which comprises a shock absorber body, wherein a piston cylinder is arranged in the shock absorber body, the left end of the shock absorber body is connected with a first connecting part, the right end of the shock absorber body is provided with a right end cover, the piston cylinder is arranged between the first connecting part and the right end cover, a first gap is arranged between the inner wall of the shock absorber body and the outer wall of the piston cylinder, an oil pipe is arranged in the first gap, and the oil pipe is arranged on the first connecting part; a piston is matched in the piston cylinder, a piston ring is arranged between the outer wall of the piston and the inner wall of the piston cylinder, the right end of the piston is connected with a piston rod, the piston rod extends rightwards to penetrate through the right end cover and is connected with a second connecting part, and a bearing is arranged at the matching position of the piston rod and the right end cover; the first connecting portion with be equipped with the valve inside on the second connecting portion respectively, be equipped with pressure regulating device on the second connecting portion.
Further, the piston rod comprises a first hollow piston rod, a second hollow piston rod and a third hollow piston rod which are coaxially arranged, a second gap is formed between the inner wall of the first hollow piston rod and the outer wall of the second hollow piston rod, a third gap is formed between the inner wall of the second hollow piston rod and the outer wall of the third hollow piston rod, and two ends of the first hollow piston rod are respectively connected with the outer wall of the piston and the outer wall of the second connecting part; the right end of the piston is provided with a connecting block, the connecting block is connected with the left end of the second hollow piston rod, the left end of the third hollow piston rod penetrates through the connecting block and then is connected with the piston, and the right end of the third hollow piston rod is connected with the second connecting portion.
Furthermore, an air pipe is arranged in the second gap, the right end of the air pipe is connected with the second connecting part, and a first through hole is formed between the air pipe and the valve inside on the second connecting part; a second through hole is formed in the second hollow piston rod and is communicated with the second gap and the third gap; and a third through hole communicated with the second gap and the third gap is formed in the second connecting part, and the third through hole is communicated with the pressure regulating device.
Further, the pressure regulating device comprises a fixed block arranged in the second connecting part, a mounting hole is formed in the middle of the fixed block, a stop block penetrates through the mounting hole, the lower end part of the stop block is connected with the mounting hole through a threaded structure, and a knob is connected to the upper end part of the stop block; the fixed block with be equipped with the fourth clearance between the second connecting portion, the fourth clearance intercommunication the third through-hole, be equipped with on the fourth clearance with the inside fourth through-hole that communicates of third hollow piston rod, the dog with the cooperation department of fourth through-hole is equipped with the cone.
Furthermore, a pressure relief screw is arranged on the fourth through hole.
Furthermore, a first buffer device is arranged at the left end of the piston and comprises a first buffer block and a first spring; a second buffer device is arranged at the right end of the piston and comprises a second buffer block and a second spring, and the second buffer block is connected with the left end of the third hollow piston rod; and a limiting block is arranged between the right end of the first connecting part and the inner wall of the piston cylinder, and a third spring is arranged between the limiting block and the first connecting part.
Further, a fifth through hole is connected between the valve core on the first connecting portion and the first gap.
Further, the bearing is a copper graphite bearing.
Furthermore, the oil pipe has many and around the axis circumference distribution of piston cylinder, be equipped with on the right-hand member face of first connecting portion and be used for installing oil pipe's first mounting groove.
【3】 Advantageous effects
The utility model discloses air energy storage bumper shock absorber structural design is novel, the pressure regulating of being convenient for, manufacturing cost and structural more slim and graceful.
Drawings
FIG. 1 is a front view of the air energy storage damper of the present invention;
FIG. 2 is a left side view of the air energy storage damper of the present invention;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 2;
FIG. 4 is a cross-sectional view of section A of FIG. 1;
FIG. 5 is an enlarged view of section C of FIG. 3;
fig. 6 is a right side view of the first connecting portion of the air-storing shock absorber according to the present invention.
Detailed Description
The embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1 to 6, the present invention provides an air energy storage shock absorber, which comprises a shock absorber body 1, a piston cylinder 11 is arranged in the shock absorber body 1, the left end of the shock absorber body 1 is connected with a first connecting part 3, the right end of the shock absorber body is provided with a right end cover 4, the piston cylinder 11 is arranged between the first connecting part 3 and the right end cover 4, two ends of the piston cylinder 11 are respectively fixedly connected with the first connecting part 3 and the right end cover 4, a first gap 15 is arranged between the inner wall of the shock absorber body 1 and the outer wall of the piston cylinder 11, an oil pipe 8 is arranged in the first gap 15, the oil pipe 8 is arranged on the first connecting part 3, in the embodiment, the oil pipe 8 is provided with a plurality of oil pipes which are distributed circumferentially around the axis of the piston cylinder 11, and a first mounting groove 32 for mounting the oil pipe 8 is arranged on the right end face of the first connecting part 3; a piston 9 is matched in the piston cylinder 11, a piston ring 91 and a first sealing ring are arranged between the outer wall of the piston 9 and the inner wall of the piston cylinder 11, the first sealing rings are distributed on two sides of the piston ring 91, the right end of the piston 9 is connected with a piston rod 2, the piston rod 2 extends rightwards to penetrate through the right end cover 4 and is connected with a second connecting part 5, and a bearing 41 is arranged at the matching position of the piston rod 2 and the right end cover 4; the first connecting portion 3 with be equipped with valve inside 7 on the second connecting portion 5 respectively, be equipped with the pressure regulating device on the second connecting portion 5.
In order to achieve the purpose of light structure, in this embodiment, the piston rod 2 includes a first hollow piston rod 21, a second hollow piston rod 22, and a third hollow piston rod 23, which are coaxially disposed, the second hollow piston rod 22 is sleeved in the first hollow piston rod 21, the third hollow piston rod 23 is sleeved in the second hollow piston rod 22, a second gap is disposed between an inner wall of the first hollow piston rod 21 and an outer wall of the second hollow piston rod 22, a third gap is disposed between an inner wall of the second hollow piston rod 22 and an outer wall of the third hollow piston rod 23, the second gap and the third gap are used for storing air, and two ends of the first hollow piston rod 21 are respectively connected to the outer wall of the piston 9 and the outer wall of the second connecting portion 5; the right end of the piston 9 is provided with a connecting block 42, the connecting block 42 is connected with the left end of the second hollow piston rod 2, the left end of the third hollow piston rod 23 penetrates through the connecting block 42 and then is connected with the piston 9, and the right end of the third hollow piston rod 23 is connected with the second connecting portion 5.
In order to facilitate the adjustment of the air pressure in the piston rod 2, an air tube 10 is arranged in the second gap in the present example, the right end of the air tube 10 is connected with the second connecting part 5, and a first through hole is arranged between the air tube 10 and the valve core 7 on the second connecting part 5; a second through hole 59 is formed in the second hollow piston rod 2, and the second through hole 59 is communicated with the second gap and the third gap; a third through hole 57 communicated with the second gap and the third gap is formed in the second connecting part 5, and the third through hole 57 is communicated with the pressure regulating device; the pressure regulating device comprises a fixed block 54 arranged in the second connecting part 5, a mounting hole is formed in the middle of the fixed block 54, a stop block 55 penetrates through the mounting hole, the lower end part of the stop block 55 is connected with the mounting hole through a threaded structure, and a knob 51 is connected to the upper end part of the stop block 55; a fourth gap is arranged between the fixed block 52 and the second connecting part 5, the fourth gap is communicated with the third through hole 57, a fourth through hole 53 communicated with the inside of the third hollow piston rod 23 is arranged on the fourth gap, a cone is arranged at the matching part of the stop block 55 and the fourth through hole 53, and the structure has the advantage that the rigidity strength is enhanced or reduced by adjusting the air pressure in the piston rod 2 by rotating the knob 51 to adjust the communication or closing of the third through hole 57 and the fourth through hole 53; further, a pressure relief screw 58 is further disposed on the fourth through hole 53.
In order to prolong the service life, in this example, the left end of the piston 9 is provided with a second mounting groove, the first buffer device comprises a first buffer block 93 and a first spring 92 which are mounted in the second mounting groove, and a second sealing ring is arranged between the first buffer block 93 and the second mounting groove; a third mounting groove is formed in the right end of the piston 9, the second buffer device comprises a second buffer block 95 and a second spring 94 which are mounted in the third mounting groove, and the second buffer block 95 is connected with the left end of the third hollow piston rod 23; a limiting block 12 is arranged between the right end of the first connecting portion 3 and the inner wall of the piston cylinder 11, the limiting block 12 is installed at the right end of the first connecting portion 3, a fourth installation groove 31 matched with the limiting block 12 is arranged at the right end of the first connecting portion 3, and a third spring 13 is arranged between the limiting block 12 and the first connecting portion 3.
In order to improve the rigidity and strength of the shock absorber body 1, in the present embodiment, a fifth through hole 14 is connected between the valve core 7 of the first connecting portion 3 and the first gap 15, and the specific adjustment mode is to adjust the air pressure in the first gap 15 by inflating or deflating the valve core 7 of the first connecting portion 3.
For the application range, the bearing 41 is preferably a copper graphite bearing in this embodiment.
The utility model discloses air energy storage bumper shock absorber structural design is novel, the pressure regulating of being convenient for, manufacturing cost and structural more slim and graceful.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. An air energy storage bumper shock absorber which characterized in that: the shock absorber comprises a shock absorber body, wherein a piston cylinder is arranged in the shock absorber body, the left end of the shock absorber body is connected with a first connecting part, the right end of the shock absorber body is provided with a right end cover, the piston cylinder is arranged between the first connecting part and the right end cover, a first gap is arranged between the inner wall of the shock absorber body and the outer wall of the piston cylinder, an oil pipe is arranged in the first gap, and the oil pipe is arranged on the first connecting part; a piston is matched in the piston cylinder, a piston ring is arranged between the outer wall of the piston and the inner wall of the piston cylinder, the right end of the piston is connected with a piston rod, the piston rod extends rightwards to penetrate through the right end cover and is connected with a second connecting part, and a bearing is arranged at the matching position of the piston rod and the right end cover; the first connecting portion with be equipped with the valve inside on the second connecting portion respectively, be equipped with pressure regulating device on the second connecting portion.
2. The damper of claim 1, wherein: the piston rod comprises a first hollow piston rod, a second hollow piston rod and a third hollow piston rod which are coaxially arranged, a second gap is formed between the inner wall of the first hollow piston rod and the outer wall of the second hollow piston rod, a third gap is formed between the inner wall of the second hollow piston rod and the outer wall of the third hollow piston rod, and two ends of the first hollow piston rod are respectively connected with the outer wall of the piston and the outer wall of the second connecting part; the right end of the piston is provided with a connecting block, the connecting block is connected with the left end of the second hollow piston rod, the left end of the third hollow piston rod penetrates through the connecting block and then is connected with the piston, and the right end of the third hollow piston rod is connected with the second connecting portion.
3. The damper of claim 2, wherein: an air pipe is arranged in the second gap, the right end of the air pipe is connected with the second connecting part, and a first through hole is formed between the air pipe and the valve core on the second connecting part; a second through hole is formed in the second hollow piston rod and is communicated with the second gap and the third gap; and a third through hole communicated with the second gap and the third gap is formed in the second connecting part, and the third through hole is communicated with the pressure regulating device.
4. The damper of claim 3, wherein: the pressure regulating device comprises a fixed block arranged in the second connecting part, a mounting hole is formed in the middle of the fixed block, a stop block penetrates through the mounting hole, the lower end part of the stop block is connected with the mounting hole through a threaded structure, and the upper end part of the stop block is connected with a knob; the fixed block with be equipped with the fourth clearance between the second connecting portion, the fourth clearance intercommunication the third through-hole, be equipped with on the fourth clearance with the inside fourth through-hole that communicates of third hollow piston rod, the dog with the cooperation department of fourth through-hole is equipped with the cone.
5. The damper of claim 4, wherein: and a pressure relief screw is arranged on the fourth through hole.
6. The damper of claim 2, wherein: a first buffer device is arranged at the left end of the piston and comprises a first buffer block and a first spring; a second buffer device is arranged at the right end of the piston and comprises a second buffer block and a second spring, and the second buffer block is connected with the left end of the third hollow piston rod; and a limiting block is arranged between the right end of the first connecting part and the inner wall of the piston cylinder, and a third spring is arranged between the limiting block and the first connecting part.
7. The damper of claim 1, wherein: and a fifth through hole is connected between the valve core on the first connecting part and the first gap.
8. The damper of claim 1, wherein: the bearing is a copper graphite bearing.
9. The damper of claim 1, wherein: the oil pipe has many and around the axis circumference distribution of piston cylinder, be equipped with on the right-hand member face of first connecting portion and be used for installing oil pipe's first mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020306917.5U CN212272903U (en) | 2020-03-12 | 2020-03-12 | Air energy storage shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020306917.5U CN212272903U (en) | 2020-03-12 | 2020-03-12 | Air energy storage shock absorber |
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| Publication Number | Publication Date |
|---|---|
| CN212272903U true CN212272903U (en) | 2021-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020306917.5U Active CN212272903U (en) | 2020-03-12 | 2020-03-12 | Air energy storage shock absorber |
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| Country | Link |
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| CN (1) | CN212272903U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114194833A (en) * | 2021-12-08 | 2022-03-18 | 晋江力绿食品有限公司 | Vacuum feeding system is used in puffed food production of sea sedge |
-
2020
- 2020-03-12 CN CN202020306917.5U patent/CN212272903U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114194833A (en) * | 2021-12-08 | 2022-03-18 | 晋江力绿食品有限公司 | Vacuum feeding system is used in puffed food production of sea sedge |
| CN114194833B (en) * | 2021-12-08 | 2023-08-22 | 晋江力绿食品有限公司 | Vacuum feeding system for sea sedge puffed food production |
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