CN217969796U

CN217969796U - Front wheel shock-absorbing structure of scooter

Info

Publication number: CN217969796U
Application number: CN202222382138.5U
Authority: CN
Inventors: 沙淘
Original assignee: Ningbo Xingyue Automobile Co ltd
Current assignee: Ningbo Xingyue Automobile Co ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2022-12-06
Anticipated expiration: 2032-09-06

Abstract

The utility model relates to a front wheel shock-absorbing structure of scooter, including riser, front wheel, front fork and linking arm, the front fork is connected between riser and linking arm, and the linking arm is connected with the front wheel, and the first end of front fork is connected with the riser lower extreme, and the front fork extends forward from the back and makes its second end be located on the front wheel, and the first end of linking arm is rotated with the first end of front fork and is connected, and the second end of linking arm is connected with the shaft of front wheel, and the front fork forms the V-arrangement structure of opening backward with the linking arm, is connected with damper between two arms of this V-arrangement structure. The utility model discloses it is leading with the front fork to make to form the V-arrangement structure that the opening faces backwards between front fork and the linking arm, after adopting such structure, because the front fork links up the position with the rotation of linking arm and is located the front wheel on, damper also is located the front wheel on and fully is close to the vibrations source, can be better, more timely absorption comes from the impact on ground, improves the shock attenuation effect.

Description

Front wheel shock-absorbing structure of scooter

Technical Field

The utility model relates to a scooter technical field specifically indicates a front wheel shock-absorbing structure of scooter.

Background

Most of scooter damper in the existing market sets up at the rear wheel, and damper structure is complicated, and the installation space who just occupies is big, and the shock attenuation range is less relatively, and cross-country travelling comfort is not good.

In order to solve the above problems, chinese utility model patent No. CN215361719U (application No. CN 202121757439.0) discloses a structure, which comprises a scooter body, a handle, front and rear wheels, a damping mechanism provided on the front wheel, a movable member connected to the bottom of the handle, and an elastic member connected to the movable member and the front fork, wherein the movable member comprises a connecting section connected to the rotating shaft of the front wheel and an extending section, the extending section extends from the side edge of the connecting section to the direction of the front fork and is arc-shaped, and the end of the extending section is rotatably connected to the opening end of the front fork.

The structure utilizes the movable connection among the front fork, the movable part and the elastic component to increase the shock absorption amplitude, thereby being beneficial to improving the shock absorption effect. However, because the front fork with the structure is arranged at the rear side of the front wheel, the problem that the impact on the ground is not absorbed in time still exists in the advancing process of the front wheel; and its damper sets up in front fork both sides, in order to balance the shock attenuation effect, can only set up a set of damper respectively in front fork both sides, leads to overall structure complicacy.

Therefore, the front wheel damping structure of the current scooter is to be further improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to prior art's current situation, provide a front wheel shock-absorbing structure of scooter that can in time absorb the impact that comes from ground, improve the shock attenuation effect.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

the utility model provides a scooter's front wheel shock-absorbing structure, includes riser, front wheel, front fork and linking arm, the front fork is connected between riser and linking arm, the linking arm is connected with the front wheel, the first end of front fork is connected with the riser lower extreme, the front fork extends forward from the back and makes its second end be located on the front wheel, the first end of linking arm rotates with the first end of front fork to be connected, the second end of linking arm is connected with the shaft of front wheel, the front fork forms the V-arrangement structure of opening backward with the linking arm, is connected with damper between two arms of this V-arrangement structure.

Preferably, damper includes telescopic link, telescopic tube and spring, the upper end of telescopic link can restrict in the upper portion of front fork with rotating, the lower extreme of telescopic tube can restrict in the connecting arm middle part and be close to the top of front wheel with rotating and arrange, telescopic link and telescopic tube are inserted and are joined in marriage telescopic connection mutually, the spring makes the two trend that keeps extending relatively all the time. The utility model discloses with damper's restraint in front wheel top, damper stretches out and draws back along with the cooperation structure of front fork and linking arm to shock absorber department absorbs the impact, plays better cushioning effect fully being close.

Preferably, the upper portion of the front fork is provided with a transversely-arranged first shaft, a joint is rotatably connected to the first shaft, the upper end of the telescopic rod is connected with the joint in an inserting and matching manner, a second shaft transversely arranged on the front wheel is arranged in the middle of the connecting arm, and a shaft hole rotatably connected with the second shaft is formed in the lower end of the telescopic rod. Adopt above-mentioned cooperation structure to rotationally retrain damper's upper and lower end, at the scooter in-process of marcing, damper can stretch out and draw back and adjust flexible angle in real time along with vibrations to play better shock attenuation effect.

Preferably, the connecting arm is shaped as an H-shaped structure, the lower ends of the first and second vertical portions of which are respectively connected to the axles of the front wheels, and the second shaft is connected between the first and second vertical portions and located above the transverse portion, which is arranged near the outer periphery of the front wheels. The H-shaped connecting arm can well balance the vibration force transmitted to the front fork, so that the vibration on the two sides of the front wheel is absorbed in a balanced manner, and the damping effect is improved.

For the convenience of assembly, the periphery of the upper end of the telescopic rod is provided with a first separation blade, the periphery of the lower end of the telescopic sleeve is provided with a second separation blade, the spring sleeve is arranged on the peripheries of the telescopic rod and the telescopic sleeve, the upper end of the spring is abutted against the first separation blade, and the lower end of the spring is abutted against the second separation blade.

The utility model discloses in, the upper end of linking arm is connected with the cooperation mode rotation of the second end of front fork through axle and axle sleeve.

Compared with the prior art, the utility model has the advantages of: the utility model discloses it is leading with the front fork to make and form the V-arrangement structure that the opening faces backwards between front fork and the linking arm, after adopting such structure, because the rotation of front fork and linking arm links up the position and is located the front wheel on, damper also is located the front wheel on and fully is close to the vibration source, the impact that can better, more timely absorption come from ground improves the shock attenuation effect.

Drawings

Fig. 1 is a schematic structural view of a scooter according to an embodiment of the present invention;

FIG. 2 is a sectional view of a shock absorbing structure for a front wheel according to an embodiment of the present invention;

FIG. 3 is an assembly view of the front fork and the connecting arm in an embodiment of the present invention;

fig. 4 is a schematic structural view of fig. 3 from another angle.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 4, the front wheel damping structure of the scooter of the present embodiment includes a vertical tube 1, a front wheel 2, a front fork 3 and a connecting arm 4, wherein the front fork 3 is connected between the vertical tube 1 and the connecting arm 4, and the connecting arm 4 is connected with the front wheel 2.

In this embodiment, the front fork 3 is disposed in a front-end manner, a first end of the front fork 3 is connected to a lower end of the vertical tube 1, the front fork 3 extends forward from the rear to make a second end thereof located above the front wheel 2, a first end of the connecting arm 4 is rotatably connected to the first end of the front fork 3, a second end of the connecting arm 4 is connected to a wheel axle 21 of the front wheel 2, and an upper end of the connecting arm 4 is rotatably connected to the second end of the front fork 3 through a shaft and a shaft sleeve. The front fork 3 and the connecting arm 4 form a V-shaped structure a with a rear opening, and a damper mechanism 5 is connected between the two arms of the V-shaped structure a.

Specifically, the damping mechanism 5 comprises a telescopic rod 51, a telescopic sleeve 52 and a spring 53, the upper end of the telescopic rod 51 can be rotationally constrained at the upper part of the front fork 3, the lower end of the telescopic sleeve 52 can be rotationally constrained at the middle part of the connecting arm 4 and is arranged close to the top of the front wheel 2, the telescopic rod 51 and the telescopic sleeve 52 are in inserted telescopic connection, and the spring 53 enables the telescopic rod 51 and the telescopic sleeve 52 to always keep a relative extension trend. The damping mechanism 5 is restrained above the front wheel 2, and the damping mechanism 5 stretches along with the matching structure of the front fork 3 and the connecting arm 4, so that impact is absorbed at the position sufficiently close to a vibration source, and a better damping effect is achieved.

The upper part of the front fork 3 is provided with a transversely arranged first shaft 31, a joint 32 is rotatably connected to the first shaft 31, the upper end of a telescopic rod 51 is connected with the joint 32 in an inserting and matching way, the middle part of the connecting arm 4 is provided with a second shaft 40 transversely arranged above the front wheel 2, and the lower end of the telescopic rod 51 is provided with a shaft hole rotatably connected with the second shaft 40. Adopt above-mentioned cooperation structure to rotationally retrain damping mechanism 5's upper and lower end, at the scooter in-process of marcing, damping mechanism 5 can stretch out and draw back and adjust flexible angle in real time along with vibrations to play better shock attenuation effect.

The connecting arm 4 of the present embodiment is shaped as an H-shaped structure with the lower ends of the first and second

vertical portions

41, 42 connected to the axle 21 of the front wheel 2, respectively, and the second shaft 40 connected between the first and second

vertical portions

41, 42 and located above the transverse portion 43, the transverse portion 43 being arranged near the outer periphery of the front wheel 2. The H-shaped connecting arm 4 can well balance the vibration force transmitted to the front fork 3, so that the vibration on the two sides of the front wheel 2 is absorbed in a balanced manner, and the damping effect is improved.

For the convenience of assembly, a first baffle 511 is arranged on the periphery of the upper end of the telescopic rod 51, a second baffle 521 is arranged on the periphery of the lower end of the telescopic sleeve 52, the spring 53 is sleeved on the peripheries of the telescopic rod 51 and the telescopic sleeve 52, the upper end of the spring 53 abuts against the first baffle 511, and the lower end of the spring 53 abuts against the second baffle 521.

In the embodiment, the front fork 3 is arranged in front, so that a V-shaped structure a with a backward opening is formed between the front fork 3 and the connecting arm 4, and after the structure is adopted, as the rotating connection position of the front fork 3 and the connecting arm 4 is positioned above the front wheel 2, and the damping mechanism 5 is also positioned above the front wheel 2 and is sufficiently close to a vibration source, the impact from the ground can be absorbed better and more timely, and the damping effect is improved; in addition, only one group of damping mechanisms 5 is arranged, so that the overall structure is simplified, and the production cost is reduced.

Directional terms such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", and the like are used in the description and claims of the present invention to describe various example structural portions and elements of the present invention, but these terms are used herein for convenience of description only and are determined based on example orientations shown in the drawings. Because the disclosed embodiments may be oriented in different directions, the directional terms are used for descriptive purposes and are not intended to be limiting, e.g., "upper" and "lower" are not necessarily limited to directions opposite or coincident with the direction of gravity.

Claims

1. The utility model provides a front wheel shock-absorbing structure of scooter, includes riser (1), front wheel (2), front fork (3) and linking arm (4), front fork (3) are connected between riser (1) and linking arm (4), linking arm (4) are connected its characterized in that with front wheel (2): the first end of front fork (3) is connected with riser (1) lower extreme, front fork (3) extend forward from the back and make its second end be located front wheel (2), the first end of linking arm (4) is rotated with the first end of front fork (3) and is connected, the second end of linking arm (4) is connected with shaft (21) of front wheel (2), front fork (3) and linking arm (4) form opening V-arrangement structure (a) backward, are connected with damper (5) between two arms of this V-arrangement structure (a).

2. The front wheel shock-absorbing structure of a scooter according to claim 1, wherein: damper (5) include telescopic link (51), telescopic tube (52) and spring (53), the upper end of telescopic link (51) can restrict on the upper portion of front fork (3) with rotating, the lower extreme of telescopic tube (52) can restrict in the middle part of linking arm (4) and be close to the top of front wheel (2) with rotating and arrange, telescopic link (51) and telescopic tube (52) are inserted mutually and are joined in marriage telescopic connection, spring (53) make the two remain the trend of relative extension all the time.

3. The front wheel shock-absorbing structure of a scooter according to claim 2, wherein: the front fork (3) upper portion is provided with transversely arranged first axle (31), rotates on this first axle (31) and is connected with joint (32), the upper end and the joint (32) of telescopic link (51) are inserted and are joined in marriage and be connected, the middle part of linking arm (4) is provided with transversely arranges second axle (40) on front wheel (2), the lower extreme of telescopic link (51) is provided with the shaft hole of rotating with this second axle (40) and being connected.

4. The front wheel shock-absorbing structure of a scooter according to claim 3, wherein: the connecting arm (4) is shaped as an H-shaped structure, the lower ends of a first vertical part (41) and a second vertical part (42) of the connecting arm are respectively connected with the wheel axle of the front wheel (2), the second shaft (40) is connected between the first vertical part (41) and the second vertical part (42) and is positioned above a transverse part (43), and the transverse part (43) is arranged close to the periphery of the front wheel (2).

5. The front wheel shock-absorbing structure of a scooter according to claim 2, wherein: the telescopic rod is characterized in that a first blocking piece (511) is arranged on the periphery of the upper end of the telescopic rod (51), a second blocking piece (521) is arranged on the periphery of the lower end of the telescopic sleeve (52), the spring (53) is sleeved on the peripheries of the telescopic rod (51) and the telescopic sleeve (52), the upper end of the spring (53) abuts against the first blocking piece (511), and the lower end of the spring (53) abuts against the second blocking piece (521).

6. The front wheel shock-absorbing structure of a scooter according to any one of claims 1 to 5, wherein: the upper end of the connecting arm (4) is rotatably connected with the second end of the front fork (3) through a shaft and shaft sleeve matching mode.