CN213948682U

CN213948682U - Effectual front fork of shock attenuation

Info

Publication number: CN213948682U
Application number: CN202022409020.8U
Authority: CN
Inventors: 陈长利
Original assignee: Tianjin Liyuan Technology Co ltd
Current assignee: Tianjin Liyuan Technology Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-08-13
Anticipated expiration: 2030-10-27

Abstract

The utility model discloses a shock-absorbing front fork with good shock-absorbing effect, which comprises a front pipe and a bent pipe, wherein the bottom end of the front pipe is connected with the bent pipe, two shock-absorbing plates are arranged below the bent pipe, the bent pipe is fixed with the shock-absorbing plate above the bent pipe, and a telescopic rod and a second compression spring are arranged between the shock-absorbing plates; an outer tube is arranged below the damping plate, a return rod which is connected with the outer tube in a sliding mode is arranged in the outer tube, a rubber column is arranged below the return rod, a third compression spring is connected between the rubber column and the return rod, a conical spring is fixed to the top end of the return rod, and the top end of the conical spring is connected with the damping plate. The beneficial effects of the utility model are that, through setting up shock attenuation board, telescopic link, second compression spring, reached absorbing effect, still strengthened the stability of shock attenuation board, through setting up conical spring, restoring rod, third compression spring, rubber column, constitute the second shock-absorbing structure to reinforcing shock attenuation effect. Therefore, the double damping structure achieves a good damping effect.

Description

Effectual front fork of shock attenuation

Technical Field

The utility model relates to a bicycle technical field specifically is an effectual front fork of shocking proof.

Background

With the improvement of living standard, more and more families with cars lead to more and more congestion of roads, so that a lot of people begin to use bicycles as transportation means, the design and manufacturing technology of bicycles is rapidly developed in the past, a front fork is an important component accessory of the bicycle, the main function of the front fork is to rotate a handle and the front fork, change the direction of a front wheel and play a role in guiding, and therefore the design of the front fork is in very important connection with the performance of the bicycle.

When the bicycle is riding the in-process, during the road of road surface unevenness, obvious vibrations can appear in the bicycle, when meetting this kind of condition, handlebar hand's direction when very difficult control vibrations easily causes the direction out of control, turns round the phenomenon that the handle card dies and damage the bicycle, and the most shock attenuation front fork that has now can slightly be cushioned, but the effect is obvious inadequately, consequently, we propose a shock attenuation front fork that shock attenuation effect is good.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an effectual front fork of shocking proof of shock attenuation to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the shock-absorbing front fork with the good shock-absorbing effect comprises a front pipe and a bent pipe, wherein the bottom end of the front pipe is connected with the bent pipe through an inserting pipe, two shock-absorbing plates which are arranged in parallel are arranged below the bent pipe, two ends of the bent pipe are fixed with the shock-absorbing plates above the bent pipe through sliding sleeves, a telescopic rod and a second compression spring are arranged between the two shock-absorbing plates, two ends of the telescopic rod are fixed with the shock-absorbing plates, the telescopic rod is located in the center of the shock-absorbing plates, and the second compression spring is located at two ends of the shock-absorbing plates;

the damping plate below that is located the below is equipped with the outer tube, be equipped with the fork bridge between the outer tube, the outer tube bottom is equipped with the claw hook, is equipped with the restoring rod rather than sliding connection in the outer tube, and restoring rod below is equipped with the rubber post, the rubber post is fixed in the outer tube, is connected with third compression spring between rubber post and the restoring rod, the restoring rod top is fixed with conical spring, the conical spring top is connected with the damping plate.

Preferably, the inserting pipe is externally provided with a sleeve, a connecting column is fixed on the sleeve, the connecting column is vertically arranged, and the bottom end of the connecting column is fixed with the damping plate.

Preferably, the telescopic rod is vertically arranged and sleeved with a first compression spring.

Preferably, the second compression spring, the third compression spring and the conical spring are all mounted through spring seats.

Preferably, a limiting structure is arranged between the return rod and the outer tube.

Compared with the prior art, the beneficial effects of the utility model are that: the shock absorption structure comprises a shock absorption plate, a telescopic rod and a second compression spring, wherein the second compression spring is deformed under the pressure applied by the shock absorption plate, and generates resilience force to be reversely applied to the shock absorption plate, so that the stability of the shock absorption plate is maintained, the shock absorption effect is achieved, meanwhile, the telescopic rod not only maintains the relative positions of the two shock absorption plates, but also limits the deformation path of the second compression spring, ensures that the deformation direction is always maintained in a vertical state, and enhances the stability of the shock absorption plate, and a second shock absorption structure is formed by arranging a conical spring, a return rod, a third compression spring and a rubber column, the rubber column has elasticity and toughness due to the characteristics of the material, and not only can absorb vibration, but also can play a supporting role. Therefore, the double damping structure achieves a good damping effect.

Drawings

FIG. 1 is a front view of a shock absorbing front fork with a good shock absorbing effect;

FIG. 2 is a schematic structural view of an outer tube of a shock absorbing front fork with a good shock absorbing effect;

fig. 3 is a schematic view of the claw hook of the shock-absorbing front fork of the present invention with good shock-absorbing effect.

In the figure: the device comprises a front pipe 1, a bent pipe 2, a plug pipe 3, a sleeve 4, a connecting column 5, a telescopic rod 6, a first compression spring 7, a second compression spring 8, a spring seat 9, a conical spring 10, a rubber column 11, a fork bridge 12, an outer pipe 13, a claw hook 14, a third compression spring 15, a damping plate 16 and a return rod 17.

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 3, the present invention provides a technical solution: a shock-absorbing front fork with a good shock-absorbing effect comprises a front pipe 1 and an elbow pipe 2, wherein the bottom end of the front pipe 1 is connected with the elbow pipe 2 through an insertion pipe 3, two shock-absorbing plates 16 which are arranged in parallel are arranged below the elbow pipe 2, two ends of the elbow pipe 2 are fixed with the shock-absorbing plates 16 which are positioned above through sliding sleeves, a telescopic rod 6 and a second compression spring 8 are arranged between the two shock-absorbing plates 16, two ends of the telescopic rod 6 are both fixed with the shock-absorbing plates 16, the telescopic rod 6 is positioned in the center of the shock-absorbing plates 16, and the second compression spring 8 is positioned at two ends of the shock-absorbing plates 16;

furthermore, a sleeve 4 is arranged outside the splicing tube 3, a connecting column 5 is fixed on the sleeve 4, the connecting column 5 is vertically arranged, and the bottom end of the connecting column is fixed with a damping plate 16; the connecting column 5 is arranged, so that the damping plate 16 and the elbow 2 are more stable, and the strong vibration is prevented from separating the damping plate and the elbow 2;

furthermore, the telescopic rod 6 is vertically arranged and externally sleeved with a first compression spring 7;

concretely, head tube 1 and bicycle frame are connected, first heavy shock-absorbing structure is constituteed to two shock attenuation boards 16, take place deformation when second compression spring 8 receives the exerted pressure of shock attenuation board 16, and produce resilience force reaction and act on shock attenuation board 16, at this circulation in-process, consume the energy that pressure has gradually, finally make the sense of vibration disappear, reach absorbing effect, also make shock attenuation board 16 maintain relatively stable simultaneously, and the telescopic link 6 of perpendicular setting has restricted the direction of second compression spring 8 deformation, prevent that it from producing the bending, destroy the stability of shock attenuation board 16, first compression spring 7 is established to the cover on telescopic link 6, can share the pressure that shock attenuation board 16 applyed downwards, reduce the deformation volume of second compression spring 8, further guarantee stability.

The damping plate 16 below that is located the below is equipped with outer tube 13, be equipped with fork bridge 12 between the outer tube 13, the outer tube 13 bottom is equipped with claw hook 14, is equipped with rather than sliding connection's return pole 17 in the outer tube 13, and return pole 17 below is equipped with rubber column 11, rubber column 11 is fixed in outer tube 13, is connected with third compression spring 15 between rubber column 11 and the return pole 17, return pole 17 top is fixed with conical spring 10, conical spring 10 top is connected with damping plate 16.

Furthermore, a limit structure is arranged between the return rod 17 and the outer tube 13; when the vibration is prevented from being strong, the restoring rod 17 is separated from the outer pipe 13, and the stability is enhanced.

Specifically, the damping plate 16 and the restoring rod 17 are connected through the conical spring 10, compared with a conventional compression spring, when the conical spring 10 is stressed, larger transverse stability and less bending tendency can be provided, so that the damping plate 16 and the restoring rod 17 can be maintained relatively stable during vibration conduction, the damping effect is enhanced, the rubber column 11 is arranged below the restoring rod 17, the rubber column 11 has high elasticity due to the material property, the vibration can be converted into self micro deformation, the energy of the rubber column in the deformation is converted into self heat energy, and the effect of maintaining stability is achieved.

Further, the second compression spring 8, the third compression spring 15 and the conical spring 10 are all installed through the spring seat 9, and the spring seat 9 is convenient to install and replace.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an effectual shock attenuation front fork of shock attenuation, includes head tube (1) and return bend (2), its characterized in that: the bottom end of the front pipe (1) is connected with the elbow (2) through the inserting pipe (3), two shock absorption plates (16) which are arranged in parallel are arranged below the elbow (2), two ends of the elbow (2) are fixed with the shock absorption plates (16) which are positioned above through sliding sleeves, a telescopic rod (6) and a second compression spring (8) are arranged between the two shock absorption plates (16), two ends of the telescopic rod (6) are fixed with the shock absorption plates (16), the telescopic rod (6) is positioned in the center of the shock absorption plates (16), and the second compression spring (8) is positioned at two ends of the shock absorption plates (16);

the damping plate (16) below that is located the below is equipped with outer tube (13), be equipped with fork bridge (12) between outer tube (13), outer tube (13) bottom is equipped with claw hook (14), is equipped with in outer tube (13) rather than sliding connection's restoring rod (17), and restoring rod (17) below is equipped with rubber column (11), rubber column (11) are fixed in outer tube (13), are connected with third compression spring (15) between rubber column (11) and restoring rod (17), restoring rod (17) top is fixed with conical spring (10), conical spring (10) top is connected with damping plate (16).

2. The suspension fork as claimed in claim 1, wherein: the shock absorption pipe is characterized in that a sleeve (4) is arranged outside the inserting pipe (3), a connecting column (5) is fixed on the sleeve (4), the connecting column (5) is vertically arranged, and the bottom end of the connecting column is fixed with the shock absorption plate (16).

3. The suspension fork as claimed in claim 1, wherein: the telescopic rod (6) is vertically arranged and sleeved with a first compression spring (7).

4. The suspension fork as claimed in claim 1, wherein: the second compression spring (8), the third compression spring (15) and the conical spring (10) are all installed through a spring seat (9).

5. The suspension fork as claimed in claim 1, wherein: and a limiting structure is arranged between the return rod (17) and the outer pipe (13).