CN213735381U - Two-section inflatable shock-absorbing front fork - Google Patents
Two-section inflatable shock-absorbing front fork Download PDFInfo
- Publication number
- CN213735381U CN213735381U CN202022480771.9U CN202022480771U CN213735381U CN 213735381 U CN213735381 U CN 213735381U CN 202022480771 U CN202022480771 U CN 202022480771U CN 213735381 U CN213735381 U CN 213735381U
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- Prior art keywords
- tube
- cylinder
- front fork
- piston rod
- gas
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- 238000007789 sealing Methods 0.000 claims abstract description 10
- 230000035939 shock Effects 0.000 claims description 28
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims 1
- 238000013016 damping Methods 0.000 abstract description 20
- 238000007906 compression Methods 0.000 description 6
- 239000006096 absorbing agent Substances 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
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Abstract
The utility model discloses a two sections inflatable damping front forks, including cylinder, piston rod and front fork spare, the lower extreme both sides of front fork spare all are provided with the piston rod, and the lower extreme of piston rod all is provided with the cylinder, and the lower extreme reservation and the extension space of piston rod, be provided with the damper in the piston rod, the lower extreme of damper and the bottom sealing connection of cylinder, the lower part side of cylinder all install and the pneumatic valve, pneumatic valve and the inside intercommunication of cylinder, and the lower extreme of cylinder all is fixed in the stiff end, the damper contains mounting, body one, body two and body three, and body one and two sliding seal of body are connected, and body two and three sliding seal of body are connected, and at least one gas pocket one has all been seted up on the upper portion of body two and body three. The utility model discloses a novel structure, the effectual damping performance's that has avoided the spring decay to cause decay.
Description
Technical Field
The utility model relates to an inflatable bumper shock absorber specifically is a two-section inflatable damping front fork.
Background
The traditional shock absorber is composed of a damper and an elastic element, shock absorption oil and the elastic element of the traditional shock absorber are two independent parts, the elastic element generally adopts a spiral steel wire spring, the spiral steel wire spring is large in mass, complex in structure, simple in characteristic change and linear in rigidity.
The working process of the damping device is that the rebound force of the road surface is transmitted to the spring, the spring is compressed and deformed after being stressed, then the force is transmitted to the damping oil to push the internal valve system to move, damping force is generated, and the damping force is fed back to the spring to block the movement of the spring, so that the damping effect is achieved. After a spring in the traditional shock absorber is used, elastic attenuation cannot be avoided, and therefore the shock absorption effect is influenced.
Therefore, the utility model provides a two-section inflatable shock absorption front fork to solve the problem of proposing among the above-mentioned background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two-section inflatable damping front fork to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a two sections inflatable damping front fork, includes cylinder, piston rod and front fork spare, and the lower extreme both sides of front fork spare all are provided with the piston rod, and the lower extreme of piston rod all is provided with the cylinder, and the lower extreme of piston rod is reserved and is extended the space, be provided with the damping piece in the piston rod, the lower extreme of damping piece and the bottom sealing connection of cylinder, the lower part side of cylinder all install with the pneumatic valve, pneumatic valve and the inside intercommunication of cylinder, the lower extreme of cylinder all is fixed in the stiff end.
As a further aspect of the present invention: the shock absorption piece comprises a fixing piece, a first pipe body, a second pipe body and a third pipe body, the first pipe body is connected with the second pipe body in a sliding and sealing mode, the second pipe body is connected with the third pipe body in a sliding and sealing mode, and at least one air hole I is formed in the upper portions of the second pipe body and the third pipe body.
As a further aspect of the present invention: the upper ends of the second pipe body and the third pipe body are respectively fixedly communicated with a first piston and a second piston, the upper ends of the first piston and the second piston are respectively fixedly communicated with a first gas core and a second gas core, and the periphery of the first gas core is provided with a telescopic sleeve.
As a further aspect of the present invention: the first gas core comprises a core tube and a gas tube, the gas tube is positioned in the core tube, the lower end of the gas tube is fixedly communicated with a third piston, and a plurality of second gas holes are formed in the peripheral side of the gas tube.
As a further aspect of the present invention: the lower end of the core pipe is of an open pore structure.
As a further aspect of the present invention: the lower end of the pipe body III is fixed to the plug head, the plug head is fixed to the bottom of the cylinder barrel, and a rubber ring is fixed to the periphery of the lower end of the pipe body I.
As a further aspect of the present invention: the lower end of the piston rod is fixed with a spring, the spring is sleeved on the periphery of the shock absorption Jan, and the spring is located between the bottom of the cylinder barrel and the piston rod.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a novel structure, the effectual damping performance's that has avoided the spring decay to cause decay.
2. The utility model discloses a pneumatic control that the shock attenuation effect fills through control can be aerifyd according to the road conditions of difference to obtain different shock attenuation effects, easy operation is convenient, great improvement its suitable scene.
Drawings
Fig. 1 is a schematic structural view of a two-section inflatable shock absorbing front fork.
FIG. 2 is a side view of a two-section inflatable shock absorbing front fork.
FIG. 3 is a schematic view of a shock absorber in a two-stage inflatable shock absorbing front fork.
FIG. 4 is a schematic view of the interior of a tube in a two-section inflatable shock absorbing front fork.
FIG. 5 is a schematic structural view of a second tube body of the two-section inflatable shock absorbing front fork.
FIG. 6 is a schematic structural view of a gas core in a two-section inflatable shock absorbing front fork.
In the figure: 1. a cylinder barrel; 2. a piston rod; 3. a front fork; 4. an air valve; 5. a fixed end; 6. a shock absorbing member; 7. a fixing member; 8. a first pipe body; 9. a rubber ring; 10. a second pipe body; 11. a first piston; 12. a pipe body III; 13. a plug head; 14. a first air hole; 15. a first gas core; 16. a second piston; 17. a telescopic loop bar; 18. a second gas core; 19. a core tube; 20. a piston III; 21. a second air hole; 22. the trachea.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 6, in an embodiment of the present invention, a two-section inflatable shock absorbing front fork is a two-section inflatable shock absorbing front fork, including a cylinder 1, a piston rod 2 and a front fork 3, both sides of a lower end of the front fork 3 are provided with the piston rod 2, a lower end of the piston rod 2 is provided with the cylinder 1, a space is reserved and extended at a lower end of the piston rod 2, a shock absorbing member 6 is provided in the piston rod 2, a lower end of the shock absorbing member 6 is connected to a bottom of the cylinder 1 in a sealing manner, a lower side of the cylinder 1 is provided with an air valve 4, the air valve 4 is communicated with an inside of the cylinder 1, and a lower end of the cylinder 1 is fixed to a fixed end 5.
Further, the shock absorbing member 6 comprises a fixing member 7, a first pipe body 8, a second pipe body 10 and a third pipe body 12, the first pipe body 8 and the second pipe body 10 are connected in a sliding and sealing mode, the second pipe body 10 and the third pipe body 12 are connected in a sliding and sealing mode, at least one air hole 14 is formed in the upper portions of the second pipe body 10 and the third pipe body 12, a first piston 11 and a second piston 16 are fixedly communicated with the upper ends of the second pipe body 10 and the third pipe body 12 respectively, a first air core 15 and a second air core 18 are fixedly communicated with the upper ends of the first piston 11 and the second piston 16 respectively, the first air core 15 and the second air core 18 are consistent in structure, and a telescopic sleeve 17 is arranged on the peripheral side of the first air core 1.
Further, the first gas core 15 comprises a core pipe 19 and a gas pipe 22, the gas pipe 22 is located in the core pipe 19, a piston three 20 is fixedly communicated with the lower end of the gas pipe 22, a plurality of gas holes two 21 are formed in the peripheral side of the gas pipe 22, the lower end of the core pipe 19 is of an opening structure, the lower end of the pipe body three 12 is fixed to the plug head 13, the plug head 13 is fixed to the bottom of the cylinder barrel 1, and a rubber ring 9 is fixed to the peripheral side of the lower end of the pipe body one 8.
Specifically, when the device is used, a certain amount of gas is injected into the cylinder barrel 1 through the gas valve 4, when the device works specifically, the front fork 3 is stressed to compress the piston rod 2, the piston rod 2 is stressed to act on the damping piece 6, so that the damping piece 6 is contracted, when the piston rod 2 is compressed inwards (a movable space is reserved at the lower end of the piston rod 2), the space in the cylinder barrel 1 is compressed, so that the gas is enabled to pass through the gas core I15 and the gas core II 18 during the compression process, the gas compression process plays a role in buffering, when the gas pressure in the pipe body I8 and the pipe body II 10 is very large or the compression degree, so that the gas pipe 22 in the gas core I15 and the gas core II 18 is extruded into the pipe core II 19, the gas hole II 21 is blocked, so that the damping piece 6 is not contracted any more, and then, the high-pressure part flows to low pressure, causing the damping member 6 to return to the equilibrium state.
The utility model discloses a theory of operation is:
when the utility model is used, a certain amount of gas is injected into the cylinder barrel 1 through the gas valve 4, when the device works specifically, the front fork piece 3 is stressed to compress the piston rod 2, the piston rod 2 is stressed to act and the damping piece 6 is promoted to contract, when the piston rod 2 is compressed inwards (the lower end of the piston rod 2 is reserved with a movable space), the space in the cylinder barrel 1 is compressed, the gas is promoted to pass through the gas core I15 and the gas core II 18 during the compression, the gas compression process plays a role in buffering, the gas pressure in the pipe body I8 and the pipe body II 10 is very large or the degree of compression, when the gas pipe 22 in the gas core I15 and the gas core II 18 is extruded into the core pipe 19, the gas hole II 21 is blocked, the damping piece 6 is not contracted any more, and then, the high-pressure part flows to low-pressure, causing the damping member 6 to return to the equilibrium state.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a two sections inflatable shock attenuation front fork, includes cylinder (1), piston rod (2) and front fork spare (3), and the lower extreme both sides of front fork spare (3) all are provided with piston rod (2), and the lower extreme of piston rod (2) all is provided with cylinder (1), and the lower extreme of piston rod (2) is reserved and is extended the space, its characterized in that, be provided with in piston rod (2) shock attenuation piece (6), the lower extreme of shock attenuation piece (6) and the bottom sealing connection of cylinder (1), the lower part side of cylinder (1) all install with pneumatic valve (4), pneumatic valve (4) and the inside intercommunication of cylinder (1), the lower extreme of cylinder (1) all is fixed in stiff end (5).
2. The two-section inflatable shock-absorbing front fork as claimed in claim 1, wherein the shock-absorbing member (6) comprises a fixing member (7), a first tube (8), a second tube (10) and a third tube (12), the first tube (8) and the second tube (10) are connected in a sliding and sealing manner, the second tube (10) and the third tube (12) are connected in a sliding and sealing manner, and at least one first air hole (14) is formed in the upper portions of the second tube (10) and the third tube (12).
3. The two-section inflatable shock-absorbing front fork as claimed in claim 2, wherein the upper ends of the second tube body (10) and the third tube body (12) are respectively and fixedly communicated with a first piston (11) and a second piston (16), the upper ends of the first piston (11) and the second piston (16) are respectively and fixedly communicated with a first air core (15) and a second air core (18), the first air core (15) and the second air core (18) have the same structure, and the periphery of the first air core (15) is provided with a telescopic sleeve (17).
4. The two-section inflatable shock-absorbing front fork as claimed in claim 3, wherein the first gas core (15) comprises a core tube (19) and a gas tube (22), the gas tube (22) is located in the core tube (19), a piston III (20) is fixedly communicated with the lower end of the gas tube (22), and a plurality of gas holes II (21) are formed in the peripheral side of the gas tube (22).
5. A two-section inflatable shock absorbing front fork as claimed in claim 4, wherein the lower end of the core tube (19) is of open cell construction.
6. The two-section inflatable shock-absorbing front fork as claimed in claim 2, wherein the lower end of the tube body three (12) is fixed to the plug head (13), the plug head (13) is fixed to the bottom of the cylinder barrel (1), and the rubber ring (9) is fixed to the periphery of the lower end of the tube body one (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022480771.9U CN213735381U (en) | 2020-10-30 | 2020-10-30 | Two-section inflatable shock-absorbing front fork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022480771.9U CN213735381U (en) | 2020-10-30 | 2020-10-30 | Two-section inflatable shock-absorbing front fork |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213735381U true CN213735381U (en) | 2021-07-20 |
Family
ID=76818387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022480771.9U Active CN213735381U (en) | 2020-10-30 | 2020-10-30 | Two-section inflatable shock-absorbing front fork |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213735381U (en) |
-
2020
- 2020-10-30 CN CN202022480771.9U patent/CN213735381U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A double section inflatable shock absorbing front fork Effective date of registration: 20230323 Granted publication date: 20210720 Pledgee: Bank of Jinhua Limited by Share Ltd. science and Technology Branch Pledgor: JINHUA JOBO TECHNOLOGY CO.,LTD. Registration number: Y2023980035629 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20210720 Pledgee: Bank of Jinhua Limited by Share Ltd. science and Technology Branch Pledgor: JINHUA JOBO TECHNOLOGY CO.,LTD. Registration number: Y2023980035629 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A double section inflatable shock absorber front fork Granted publication date: 20210720 Pledgee: Bank of Jinhua Limited by Share Ltd. science and Technology Branch Pledgor: JINHUA JOBO TECHNOLOGY CO.,LTD. Registration number: Y2024980014442 |