CN210510090U - Dustproof shock absorber - Google Patents
Dustproof shock absorber Download PDFInfo
- Publication number
- CN210510090U CN210510090U CN201920996652.3U CN201920996652U CN210510090U CN 210510090 U CN210510090 U CN 210510090U CN 201920996652 U CN201920996652 U CN 201920996652U CN 210510090 U CN210510090 U CN 210510090U
- Authority
- CN
- China
- Prior art keywords
- spring
- oil storage
- storage cylinder
- spring pad
- piston rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000035939 shock Effects 0.000 title claims abstract description 20
- 239000006096 absorbing agent Substances 0.000 title claims abstract description 18
- 230000001681 protective effect Effects 0.000 claims abstract description 54
- 238000009434 installation Methods 0.000 claims description 5
- 239000000428 dust Substances 0.000 claims 7
- 238000005299 abrasion Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 29
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 6
- 235000017491 Bambusa tulda Nutrition 0.000 description 6
- 241001330002 Bambuseae Species 0.000 description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 6
- 239000011425 bamboo Substances 0.000 description 6
- 238000007789 sealing Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Fluid-Damping Devices (AREA)
Abstract
The utility model belongs to the technical field of shock absorbers, in particular to a dustproof shock absorber, which comprises an oil storage cylinder, wherein an inner pipe is arranged in the oil storage cylinder, a flow passage communicated with the inner pipe is arranged between the inner pipe and the oil storage cylinder, a piston is arranged in the inner pipe in a sliding manner, a piston rod extending out of the oil storage cylinder is connected onto the piston, the end part of the piston rod is connected with a lifting ring, a spring pad is arranged on the oil storage cylinder, a first spring positioned between the spring pad and the lifting ring is sleeved on the connecting rod, a first soft protective sleeve is sleeved on the oil storage cylinder, one end of the first protective sleeve is connected with the lifting ring, the other end of the first protective sleeve is connected with the spring pad, and the first; the piston rod can be prevented from being directly abraded by external sundries, and the abrasion of the piston rod is reduced.
Description
Technical Field
The utility model belongs to the technical field of the bumper shock absorber, refer in particular to a dustproof bumper shock absorber.
Background
The rear shock absorber of the motorcycle can quickly attenuate impact and vibration caused by changes of the weight, the load and various road conditions of the motorcycle, greatly improve the shock absorption performance of the motorcycle, and improve the adaptability, the comfort, the stability and the safety of riding the motorcycle to different degrees. The existing motorcycle rear shock absorber is composed of a cylinder body, a piston rod, a piston and a lifting ring to form a moving part, and an outer cylinder and an inner cylinder form an integral moving part which is respectively connected with a frame and a rear bottom fork through the lifting ring and a connector.
However, in the process of driving the motorcycle, a lot of sundries can wear the piston rod, even if the piston rod has high strength, the piston rod can be damaged under the condition of long-time wear, the service life of the shock absorber can be shortened, the cost of the shock absorber is high, and a user needs to bear a large expense for replacing the shock absorber.
Disclosure of Invention
The utility model aims at providing a dustproof bumper shock absorber solves the problem that reduces the piston rod wearing and tearing.
The purpose of the utility model is realized like this:
the utility model provides a dustproof shock absorber, is provided with the inner tube including storing an oil section of thick bamboo in storing an oil section of thick bamboo, be provided with between inner tube and the oil section of thick bamboo with the communicating runner of inner tube, it is provided with the piston to slide in the inner tube, is connected with the piston rod that stretches out an oil section of thick bamboo on the piston, and the end connection of piston rod has rings, is provided with the spring pad on the oil section of thick bamboo of storing, and the cover is equipped with the first spring that is located between spring pad and the rings on the connecting rod, the cover is equipped with soft first protective sheath on the oil section of thick bamboo of storing, and the one end of first protective sheath links to each other with rings.
Preferably, a clamping table is formed on the side edge of the spring pad, and a clamping groove clamped with the clamping table is formed in the end portion of the first protection sleeve.
Preferably, the one end of first protective sheath orientation rings is provided with the installation boss, be provided with the spacing groove with rings block on the installation boss.
Preferably, a spring seat is sleeved on the oil storage cylinder, and a second spring is arranged between the spring cushion and the spring seat.
Preferably, a second protective sleeve is arranged between the spring seat and the spring pad.
Preferably, the first protective sheath and the second protective sheath are each provided as a corrugated sheath.
Preferably, one end of the spring pad is provided with a first clamping groove clamped with the first spring, and the other end of the spring pad is provided with a second clamping groove clamped with the second spring.
Preferably, one end of the oil storage cylinder facing the hanging ring is provided with an oil seal.
Compared with the prior art, the utility model outstanding and profitable technological effect is:
1. set up first protective sheath between rings and spring pad, the piston rod stretches out the part and the first spring setting of oil storage cylinder in first protective sheath, can avoid external debris direct wear and tear piston rod, reduces the wearing and tearing of piston rod, if find first protective sheath and take place to damage, change first protective sheath, first protective sheath can adopt ordinary protective sheath, and its economic investment is far less than the change of piston rod, has practiced thrift certain fund for the user.
2. Set up the second spring and provide the holding power for the spring pad, strengthen the shock attenuation intensity of this bumper shock absorber, set up the second protective sheath simultaneously and protect the second spring, reduce the second spring because the wearing and tearing of external debris.
3. The first protective sleeve and the second protective sleeve are both arranged to be corrugated sleeves, and the first protective sleeve and the second protective sleeve are prevented from being damaged due to frequent compression because the piston rod is more frequent to stretch.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1 according to the present invention.
The reference numerals in the figures denote the meanings:
1. an oil storage cylinder; 2. an inner tube; 3. a piston; 4. a piston rod; 5. a hoisting ring; 6. a spring pad; 7. a first spring; 8. a buffer sleeve; 9. a mounting seat; 10. a top rod; 11. a guide seat; 12. a sealing block; 13. a buffer spring; 14. oil sealing; 15. a second spring; 16. a spring seat; 17. a first protective sheath; 18. clamping a platform; 19. mounting a boss; 20. a limiting groove; 21. a second protective cover; 22. a first card slot; 23. and a second card slot.
Detailed Description
The invention will be further described with reference to specific embodiments below:
as shown in fig. 1 and 2, a dustproof shock absorber comprises an oil storage cylinder 1, an inner tube 2 is arranged in the oil storage cylinder 1, a flow passage communicated with the inner tube 2 is arranged between the inner tube 2 and the oil storage cylinder 1, a piston 3 is slidably arranged in the inner tube 2, a piston rod 4 extending out of the oil storage cylinder 1 is connected to the piston 3, a buffer sleeve 8 is sleeved on the piston rod 4, a hanging ring 5 is connected to the end of the piston rod 4, a spring pad 6 is arranged on the oil storage cylinder 1, a first spring 7 located between the spring pad 6 and the hanging ring 5 is sleeved on the connecting rod, a first soft protective sleeve 17 is sleeved on the oil storage cylinder 1, one end of the first protective sleeve 17 is connected with the hanging ring 5, the other end of the first protective sleeve 17 is connected with the spring pad 6, and the first spring 7 is arranged in the first. The end of the first protective sheath 17 is provided with a through hole through which the piston rod 4 passes.
The part of the piston rod 4 extending out of the oil storage cylinder 1 and the first spring 7 are arranged in the first protective sleeve 17, the piston rod 4 can be prevented from being directly worn by external sundries, the abrasion of the piston rod 4 is reduced, if the first protective sleeve 17 is found to be damaged, the first protective sleeve 17 is replaced, the first protective sleeve 17 can adopt a common protective sleeve, the economic investment of the first protective sleeve is far smaller than the replacement of the piston rod 4, and certain funds are saved for users.
The side of the spring pad 6 is formed with a clamping table 18, and the end of the first protection sleeve 17 is provided with a clamping groove clamped with the clamping table 18. The end of the first protection sleeve 17 facing the hanging ring 5 is provided with a mounting boss 19, and the mounting boss 19 is provided with a limit groove 20 which is clamped with the hanging ring 5. When the oil storage cylinder is installed, the first protective sleeve 17 is firstly sleeved on the oil storage cylinder 1, and because the first protective sleeve 17 has certain elasticity, the port of the first protective sleeve 17 is stretched to drive the clamping groove on the first protective sleeve 17 to be clamped with the clamping table 18, and one end of the first protective sleeve 17 is fixed on the spring pad 6; and then the hoisting ring 5 is installed, after the hoisting ring 5 is installed, the port at the other end of the first protective sleeve 17 is stretched, the limiting groove 20 is driven to be clamped with the installation boss 19, and the protective sleeve is fixed between the hoisting ring 5 and the spring pad 6.
The oil storage cylinder 1 is sleeved with a spring seat 16, and a second spring 15 is arranged between the spring pad 6 and the spring seat 16. The damping strength of the damper is enhanced, and meanwhile, a second protective sleeve 21 is arranged between the spring seat 16 and the spring pad 6 to protect the second spring 15, so that the abrasion of the second spring 15 due to external sundries is reduced.
Because the piston rod 4 is extended and retracted frequently, the first protective sleeve 17 and the second protective sleeve 21 are prevented from being damaged due to frequent compression. Both the first protective sheath 17 and the second protective sheath 21 are provided as bellows, increasing the service life of the first protective sheath 17 and the second protective sheath 21.
The piston rod 4 and the oil storage cylinder 1 are internally sleeved with a guide seat 11, the guide seat 11 is tightly attached to the inner wall of the oil storage cylinder 1, and a sealing block 12 clamped with the end of the inner pipe 2 is formed at the end part of the guide seat 11. When the inner pipe 2 is installed, the port of the inner pipe 2 is clamped with the sealing block 12, so that the inner pipe 2 can be fixed through the guide seat 11, hydraulic oil in the inner pipe 2 can be prevented from leaking, and the pressure in the inner pipe 2 can be maintained.
A buffer spring 13 is connected to one end of the piston 3 facing the guide seat 11, and the buffer spring 13 can abut against the seal block 12. By adopting the technical scheme, when the piston 3 is reset, the collision between the piston 3 and the guide seat 11 is avoided, and the service life of the shock absorber is prolonged.
An oil seal 14 is arranged at one end of the oil storage cylinder 1 facing the hanging ring 5, so that hydraulic oil is prevented from leaking, and the pressure of the oil storage cylinder 1 is maintained.
The oil storage cylinder 1 is sleeved with a spring seat 16, and a second spring 15 is arranged between the spring pad 6 and the spring seat 16. When the piston rod 4 moves into the oil storage cylinder 1, the second spring 15 provides the opposite supporting force of the spring pad 6, so that the supporting force provided for the piston rod 4 is increased, and the damping effect of the shock absorber is improved.
Preferably, one end of the spring pad 6 is provided with a first clamping groove clamped with the first spring 7, and the other end of the spring pad 6 is provided with a second clamping groove clamped with the second spring 15. The stability of the first spring 7 and the second spring 15 is enhanced, and the deflection of the springs during operation is prevented.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a dustproof bumper shock absorber which characterized in that: including storing oil cylinder (1), be provided with inner tube (2) in storing oil cylinder (1), be provided with between inner tube (2) and the oil cylinder (1) with the communicating runner of inner tube (2), it is provided with piston (3) to slide in inner tube (2), is connected with piston rod (4) that stretch out oil cylinder (1) on piston (3), and the end connection of piston rod (4) has rings (5), is provided with spring pad (6) on the oil cylinder (1), and the cover is equipped with first spring (7) that are located between spring pad (6) and rings (5) on the connecting rod, the cover is equipped with first protective sheath (17) of soft on oil cylinder (1), and the one end of first protective sheath (17) links to each other with rings (5), and the other end of first protective sheath (17) links to each other with spring pad (6), first spring (7) set up in first protective sheath (17).
2. The dust damper of claim 1, wherein: the spring pad is characterized in that a clamping table (18) is formed on the side of the spring pad (6), and a clamping groove clamped with the clamping table (18) is formed in the end of the first protection sleeve (17).
3. The dust damper of claim 2, wherein: the first protective sleeve (17) is provided with an installation boss (19) towards one end of the hanging ring (5), and a limiting groove (20) clamped with the hanging ring (5) is formed in the installation boss (19).
4. The dust damper of claim 1, wherein: a spring seat (16) is sleeved on the oil storage cylinder (1), and a second spring (15) is arranged between the spring pad (6) and the spring seat (16).
5. The dust damper of claim 4, wherein: and a second protective sleeve (21) is arranged between the spring seat (16) and the spring pad (6).
6. The dust damper of claim 4, wherein: the first protective sleeve (17) and the second protective sleeve (21) are both provided as corrugated sleeves.
7. The dust damper of claim 1, wherein: one end of the spring pad (6) is provided with a first clamping groove (22) clamped with the first spring (7), and the other end of the spring pad (6) is provided with a second clamping groove (23) clamped with the second spring (15).
8. The dust damper of claim 1, wherein: an oil seal (14) is arranged at one end of the oil storage cylinder (1) facing the hanging ring (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920996652.3U CN210510090U (en) | 2019-06-28 | 2019-06-28 | Dustproof shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920996652.3U CN210510090U (en) | 2019-06-28 | 2019-06-28 | Dustproof shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210510090U true CN210510090U (en) | 2020-05-12 |
Family
ID=70580487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920996652.3U Expired - Fee Related CN210510090U (en) | 2019-06-28 | 2019-06-28 | Dustproof shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210510090U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116379099A (en) * | 2023-06-06 | 2023-07-04 | 江铃汽车股份有限公司 | Automobile shock absorber and vehicle |
-
2019
- 2019-06-28 CN CN201920996652.3U patent/CN210510090U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116379099A (en) * | 2023-06-06 | 2023-07-04 | 江铃汽车股份有限公司 | Automobile shock absorber and vehicle |
| CN116379099B (en) * | 2023-06-06 | 2023-08-18 | 江铃汽车股份有限公司 | Automobile shock absorber and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200512 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |