CN209833881U - Single shock-absorbing bicycle front fork - Google Patents
Single shock-absorbing bicycle front fork Download PDFInfo
- Publication number
- CN209833881U CN209833881U CN201920663706.4U CN201920663706U CN209833881U CN 209833881 U CN209833881 U CN 209833881U CN 201920663706 U CN201920663706 U CN 201920663706U CN 209833881 U CN209833881 U CN 209833881U
- Authority
- CN
- China
- Prior art keywords
- front fork
- fork body
- stroke pipe
- connecting rod
- supporting plate
- 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
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Abstract
The utility model discloses a single bicycle front fork of moving away to avoid possible earthquakes, including front fork body, damper, front fork body side one end is provided with the wheel pivot through the activity of U-shaped claw hook, the front fork body is kept away from claw hook side surface both ends and is equipped with the stroke pipe through the cavity, the stroke pipe is equipped with the backup pad near front fork body one end side, backup pad one end fixed surface is kept away from to the stroke pipe and is provided with the fork hat, damper includes connecting rod, oil cylinder, damping spring is through the fixed top surface middle part that sets up at the oil cylinder through the telescopic link. The utility model discloses can change the distance between backup pad and fork crown after the connecting rod receives certain pressure to accomplish the shock attenuation operation through the damping spring of stroke pipe side oil cylinder top, after the connecting rod pressurized surpassed the settlement pressure that damping spring resets, the connecting rod drives the fork crown and removes in order to drive stroke pipe extrusion hydraulic oil in the cavity in order to accomplish secondary shock attenuation operation, excellent in use effect.
Description
Technical Field
The utility model relates to a bicycle technical field that moves away to avoid possible earthquakes specifically is a bicycle front fork moves away to avoid possible earthquakes singly.
Background
The front fork component is positioned at the front part in the bicycle structure, the upper end of the front fork component is connected with the handlebar component, the frame component is matched with the front pipe, and the lower end of the front fork component is matched with the front shaft component to form a guide system of the bicycle. The shock-absorbing operation is accomplished through middle part damping spring or oil gas fork to current shock absorber structure for bicycle front fork, and spring fork pressurized ability is limited, and oil gas fork is insensitive to little vibrations reaction, influences the bicycle comfort level of riding when seriously influencing shock-absorbing performance, and the practicality is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bicycle front fork of singly moving away to avoid possible earthquakes to solve the problem among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: a single-shock-absorbing bicycle front fork comprises a front fork body and a shock absorption mechanism, wherein a U-shaped claw hook is fixedly arranged at one end of the side surface of the front fork body, a wheel rotating shaft is transversely and movably arranged at the side surface of one end, away from the front fork body, of the claw hook, a stroke pipe is respectively and vertically and movably arranged at two ends of the surface of one side, away from the claw hook, of the front fork body through a cylindrical cavity, an 8-shaped supporting plate is transversely and movably arranged at the side surface of one end, close to the front fork body, of the stroke pipe, a fork crown is transversely and fixedly arranged at the surface of one end, away from the supporting plate, of the stroke pipe through a limiting seat, arc-shaped connecting seats are respectively and fixedly arranged at the middle parts of the side surfaces of the fork crown and the supporting plate, the shock absorption mechanism comprises a connecting rod, an oil cylinder and a, the damping spring is fixedly arranged in the middle of the top surface of the oil cylinder through a telescopic rod.
Preferably, the cross section of the front fork body is of a U-shaped structure, and the front fork body and the claw hook are integrated into a whole by adopting a casting process.
Preferably, the length of the cavity inside the front fork body is about two thirds of the length of the stroke pipe, and the maximum adjusting distance between the supporting plate and the fork crown is about one third of the stroke pipe.
Preferably, the outer sides of the stroke pipes in the middle of the surfaces of the two ends of the front side of the supporting plate are respectively and longitudinally movably provided with a locking knob by forming a circular through hole, and the surface of the stroke pipe between the fork crown and the supporting plate is movably provided with a circular damping washer.
Preferably, a half-cavity hydraulic oil is filled between the inner cavity of the front fork body and the stroke pipe through a dust seal, and a spiral oil seal is movably arranged at the upper end of the front side surface of the front fork body through a round oil changing hole.
Preferably, the connecting rod is a T-shaped rod, and one end of the connecting rod with a fork head penetrates through the fork crown to be fixedly connected with the middle part of the top surface of the supporting plate.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses be equipped with the connecting seat respectively in the side one end middle part of fork crown and backup pad, damping spring passes through an oil section of thick bamboo setting between two connecting seats about the stroke pipe side, and the inside of cavity is equipped with half chamber hydraulic oil between stroke pipe and the front fork body, under the effect of certain pressure, the removal of connecting rod only can change the backup pad and the fork crown distance and reset under the damping spring effect, after the connecting rod pressurized surpassed damping spring reset's settlement pressure, the fork crown drives stroke pipe extrusion hydraulic oil in the cavity in order to accomplish secondary shock attenuation operation, excellent in use effect.
The outside of side surface middle part stroke pipe before the backup pad is equipped with the knob of dying of locking, can be according to the user demand through the knob adjusting support board of dying of locking and the distance between the fork hat with the reinforcing difference comfort level under the environment of riding, and be equipped with the spiral oil blanket through changing the oil hole between front fork body front side and the cavity, can regularly change the hydraulic oil in the cavity in order to guarantee the performance of moving away to avoid possible earthquakes.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
Fig. 3 is a side view of the present invention.
In the figure: 1. a front fork body; 2. a claw hook; 3. a wheel shaft; 4. a travel tube; 5. a support plate; 6. a fork crown; 7. a connecting seat; 8. a connecting rod; 9. an oil cylinder; 10. a damping spring; 11. locking the knob; 12. a cushion ring; 14. and (5) spiral oil seal.
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. 1-3, in the embodiment of the present invention, a single shock absorbing bicycle front fork comprises a front fork body 1 and a shock absorbing mechanism, and is characterized in that a U-shaped claw hook 2 is fixedly arranged at one end of the side surface of the front fork body 1, a wheel rotating shaft 3 is transversely movably arranged at the side surface of the claw hook 2 away from the front fork body 1 by forming a circular limiting hole, a stroke tube 4 is respectively vertically movably arranged at two ends of the surface of the front fork body 1 away from the claw hook 2 by forming a cylindrical cavity, an 8-shaped support plate 5 is transversely movably arranged at the side surface of the stroke tube 4 close to one end of the front fork body 1, a fork crown 6 is transversely fixedly arranged at the end of the stroke tube 4 away from the support plate 5 by a limiting seat, an arc-shaped connecting seat 7 is respectively fixedly arranged at the middle part of the fork crown 6 and the side end of the support plate 5, the shock absorbing mechanism comprises a connecting rod 8, an, the oil cylinder 9 is fixedly arranged in the middle of the top surface of the side connecting seat 7 of the supporting plate 5, and the damping spring 10 is fixedly arranged in the middle of the top surface of the oil cylinder 9 through a telescopic rod; the cross section of the front fork body 1 is of a U-shaped structure, and the front fork body 1 and the claw hook 2 are integrated into a whole by adopting a casting process, so that the service performance is enhanced; the length of the cavity in the front fork body 1 is about two thirds of the length of the stroke pipe 4, and the maximum adjusting distance between the supporting plate 5 and the fork crown 6 is about one third of the stroke pipe 4, so that different pressure shock absorption requirements are met; the outer sides of the stroke pipes 4 in the middle of the surfaces of the two ends of the front side of the supporting plate 5 are respectively and longitudinally movably provided with locking knobs 11 by arranging circular through holes, and the surface of the stroke pipe 4 between the fork crown 6 and the supporting plate 5 is movably provided with an annular damping washer 12, so that the friction between the supporting plate 5 and the fork crown 6 is reduced while the shock absorption performance is enhanced; half-cavity hydraulic oil is filled between a cavity in the front fork body 1 and the stroke pipe 4 through a dust seal, and a spiral oil seal 14 is movably arranged at the upper end of the front side surface of the front fork body 1 through a round oil changing hole, so that the hydraulic oil 13 in the cavity is convenient to change; connecting rod 8 is T shape pole, and connecting rod 8 has the one end of jaw to pass fork crown 6 and 5 top surface middle part fixed connection of backup pad, can adjust the distance between backup pad 5 and fork crown 6 according to the pressurized demand.
The utility model discloses a theory of operation is: when the shock absorption device is used, the connecting rod 8 is stressed to move downwards to enable the supporting plate 5 and the fork crown 6 to generate displacement, under the action of certain pressure, the connecting rod 8 only can change the distance between the supporting plate 5 and the fork crown 6 and reset under the action of the shock absorption spring 10, and after the pressure of the connecting rod 8 exceeds the set pressure for resetting the shock absorption spring 10, the fork crown 6 drives the stroke pipe 4 to extrude hydraulic oil 13 in the cavity to complete secondary shock absorption operation, so that the use effect is good.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A single-shock-absorbing bicycle front fork comprises a front fork body (1) and a shock absorption mechanism, and is characterized in that a U-shaped claw hook (2) is fixedly arranged at one end of the side surface of the front fork body (1), a wheel rotating shaft (3) is transversely movably arranged at the side surface of one end, far away from the front fork body (1), of the claw hook (2) through arranging a circular limiting hole, a stroke pipe (4) is respectively vertically and movably arranged at two ends of the surface of one side, far away from the claw hook (2), of the front fork body (1), an 8-shaped supporting plate (5) is transversely movably arranged at the side surface of one end, close to the front fork body (1), of the stroke pipe (4), a fork crown (6) is transversely and fixedly arranged at the surface of one end, far away from the supporting plate (5), of the stroke pipe (4) through a limiting seat, an arc-shaped connecting seat (7) is respectively, damper includes connecting rod (8), an oil section of thick bamboo (9), damping spring (10), connecting rod (8) set up in fork crown (6) surface middle part through the vertical activity of mount pad, an oil section of thick bamboo (9) are fixed to be set up in the top surface middle part of backup pad (5) side connecting seat (7), damping spring (10) are through the fixed top surface middle part that sets up at an oil section of thick bamboo (9) through the telescopic link.
2. The single suspension bicycle front fork of claim 1, wherein: the cross section of the front fork body (1) is of a U-shaped structure, and the front fork body (1) and the claw hook (2) are integrated into a whole by adopting a casting process.
3. The single suspension bicycle front fork of claim 1, wherein: the length of the inner cavity of the front fork body (1) is about two thirds of the length of the stroke pipe (4), and the maximum adjusting distance between the supporting plate (5) and the fork crown (6) is about one third of the stroke pipe (4).
4. The single suspension bicycle front fork of claim 1, wherein: the outer sides of the middle stroke pipes (4) on the surfaces of the two ends of the front side of the supporting plate (5) are respectively and longitudinally movably provided with a locking knob (11) by arranging a circular through hole, and the surface of the stroke pipe (4) between the fork crown (6) and the supporting plate (5) is movably provided with a circular damping washer (12).
5. The single suspension bicycle front fork of claim 1, wherein: half-cavity hydraulic oil is filled between the inner cavity of the front fork body (1) and the stroke pipe (4) through a dust seal, and a spiral oil seal (14) is movably arranged at the upper end of the front side surface of the front fork body (1) through the opening of a circular oil changing hole.
6. The single suspension bicycle front fork of claim 1, wherein: the connecting rod (8) is a T-shaped rod, and one end of the connecting rod (8) with a fork head penetrates through the fork crown (6) to be fixedly connected with the middle part of the top surface of the supporting plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920663706.4U CN209833881U (en) | 2019-05-08 | 2019-05-08 | Single shock-absorbing bicycle front fork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920663706.4U CN209833881U (en) | 2019-05-08 | 2019-05-08 | Single shock-absorbing bicycle front fork |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209833881U true CN209833881U (en) | 2019-12-24 |
Family
ID=68915835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920663706.4U Expired - Fee Related CN209833881U (en) | 2019-05-08 | 2019-05-08 | Single shock-absorbing bicycle front fork |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209833881U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115535129A (en) * | 2022-10-14 | 2022-12-30 | 深圳市允强科技有限公司 | Bicycle front fork with prevent excursion function |
-
2019
- 2019-05-08 CN CN201920663706.4U patent/CN209833881U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115535129A (en) * | 2022-10-14 | 2022-12-30 | 深圳市允强科技有限公司 | Bicycle front fork with prevent excursion function |
| CN115535129B (en) * | 2022-10-14 | 2023-04-25 | 深圳市允强科技有限公司 | Bicycle front fork with anti-offset function |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191224 |