CN203497100U

CN203497100U - Front wheel suspension and handlebar total bearing combined structure of vehicle

Info

Publication number: CN203497100U
Application number: CN201320404708.4U
Authority: CN
Inventors: 尤晓东
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-07-09
Filing date: 2013-07-09
Publication date: 2014-03-26
Anticipated expiration: 2023-07-09

Abstract

The utility model relates to a front wheel suspension and handlebar total bearing combined structure of a vehicle. The combined structure comprises a front wheel, a front wheel bracket and a vehicle frame, wherein the vehicle frame is used for connecting the front wheel and a rear wheel; the vehicle frame comprises a main bracket, a steering shaft and a handlebar, wherein the steering shaft is rotatably connected with the main bracket, the lower end of the steering shaft is connected with the front wheel bracket, and the handlebar is fixedly connected with the upper end of the steering shaft; the front wheel bracket comprises a telescopic universal joint, a front wheel fork, a second swing arm, a first swing arm and a vibration damper, wherein the second swing arm is rotatably connected with the lower end of the main bracket and rotates; a swing arm total bearing of the front wheel fork is formed by the front wheel fork, the first swing arm and the second swing arm. According to the combined structure, due to the adoption of the telescopic universal joint, the angle and swing stroke between the handlebar and the front wheel fork can be adjusted when the swing arms of the front wheel fork swing due to bumping; due to the adoption of the swing arm total bearing of the front wheel fork, a better buffering effect can be exerted when the vehicle is subjected to brake and slight collision; in the aspect of a vehicle body, a vehicle head line can be lengthened, so that the vehicle seems to be more streamlined and more sporty.

Description

The unitized construction of a kind of vehicle front-wheel suspension and handlebar assembly

Technical field

The utility model relates to Vehicle Industry, particularly the unitized construction of a kind of vehicle front-wheel suspension and handlebar assembly.

Background technology

The shaft axis of front-fork of unitized construction of existing vehicle front-wheel suspension and handlebar assembly and the shaft axis of the steering shaft of handlebar are on same straight line, for increasing the comfort of riding, can on front-fork, install Shock absorber additional, but shock-proof effect is not good, and swing bicycle time between angle and oscillating stroke between handlebar and front-fork can not change thereupon, make handlebar in swing process, have stiff sense, can reduce the comfort level of riding.

Summary of the invention

The purpose of this utility model is to provide a kind of vehicle front-wheel suspension of riding stable and the unitized construction of handlebar assembly.

For achieving the above object, the technical solution adopted in the utility model is: the unitized construction of a kind of vehicle front-wheel suspension and handlebar assembly, it comprises front-wheel, front-wheel support, for connecting the vehicle frame of front-wheel and trailing wheel, described vehicle frame comprises main support, rotate and be connected and steering shaft that lower end is connected with described front-wheel support and the handlebar that is fixedly connected with described steering shaft upper end with described main support, described front-wheel support comprises the universal slip joint that the lower end of upper end and described steering shaft is coaxial and be fixedly connected with, the front-fork being fixedly connected for the lower end with described universal slip joint, rotate and be connected and the second swing arm that pivot center parallels with the pivot center of trailing wheel with the lower end of described main support, be connected to the first swing arm between the second swing arm and front-fork and be connected to the bumper between the main support above the second swing arm and the first swing arm, described front-fork, the first swing arm and the second swing arm form the swing arm assembly of front-fork.

Optimize, the second described swing arm is " U " type bar, and its two ends rotate and are connected with the lower end of main support.

Further, the upper end of the first described swing arm rotates and is connected with the upper end of described front-fork, and the mid point of its lower end and the second swing arm is fixedly connected.

Optimize, it also comprises the instrument support that is connected to the adjustable-angle on handlebar, is fixed with for showing the instrument of driving situation on described instrument support.

Due to technique scheme, use, the utility model compared with prior art has following advantages: the utility model adopt this kind of universal slip joint can be when front-fork swing arm swings because of jolting the in good time adjustment handlebar of energy and angle and the oscillating stroke between front-fork; And adopt above-mentioned front-fork swing arm assembly to make vehicle can play better buffering effect when brake and slight impact; Aspect vehicle body, can elongate headstock lines seem more stream line pattern and kinesthesia.

Accompanying drawing explanation

Accompanying drawing 1 is the utility model structural representation in an embodiment;

Accompanying drawing 2 is the three-dimensional view of the unitized construction of the suspension of the utility model vehicle front-wheel and handlebar assembly;

Accompanying drawing 3 is the section-drawing A-A of accompanying drawing 1;

In accompanying drawing: 1, front-wheel; 2, front-wheel support; 3, trailing wheel; 4, rear wheel support; 5, vehicle frame; 6, handlebar; 8, drive motor; 9, storage battery; 21, universal slip joint; 22, front-fork; 23, the second swing arm; 24, the first swing arm; 25, bumper; 31, steel ring; 32 tires; 41, rear wheel fork; 42, track adjusting wheel swing arm; 43, load-bearing roller; 44, guide roller; 45, the first stage clip; 46, fixed mount; 51, main support; 52, steering shaft; 53, handlebar; 54, instrument support; 55, instrument; 511, underframe; 512, header board; 513, sleeve pipe; 515, rear plate; 516, cushion skeleton; 517, the second stage clip.

The specific embodiment

Below in conjunction with embodiment shown in the drawings, the utility model is further described.

Figure 1 shows that the unitized construction of the suspension of this vehicle front-wheel and handlebar assembly is for a kind of specific embodiment of Electrical Bicycle, this Electrical Bicycle comprises front-wheel 1, front-wheel support 2, trailing wheel 3, rear wheel support 4, vehicle frame 5, drive motor 8 and the storage battery 9 being electrically connected with drive motor 8.Drive motor 8 is sheathed on as axle sleeve in the rotating shaft of front-wheel 1, and storage battery 9 is fixed on the vehicle frame 5 below cushion (because this type of drive is prior art, not repeating at this)

Vehicle frame 5 is connected between front-wheel support 2 and rear wheel support 4, and it comprises main support 51, steering shaft 52, handlebar 53, instrument support 54 and instrument 55.Instrument support 54 is adjustable instrument supporting.

Trailing wheel 3 is comprised of steel ring 31 and the tire 32 that is set in steel ring 31 peripheries, and trailing wheel 3 does not have the upholder that supports the steel wire of steel ring 31 or contiguous block and so on.Rear wheel support 4 comprise corrugated rear wheel fork group that one end is connected with main support 51, with rear wheel fork group rotate the track adjusting wheel swing arm set that is connected, with the end of rear wheel fork group rotate the fixed mount group that is connected, be rotationally connected with two load-bearing rollers in fixed mount group 43, one and the end of track adjusting wheel swing arm set rotate the guide roller 44 that is connected and is pushed against all the time trailing wheel 3 inner ring tops, be pressed on the first stage clip 45 between rear wheel fork group and track adjusting wheel swing arm set.Rear wheel fork group comprises two rear wheel fork 41 of symmetrical setting, track adjusting wheel swing arm set comprises the track adjusting wheel swing arm 42 of two symmetrical settings, fixed mount group comprises the fixed mount 46 of two symmetrical settings, track adjusting wheel swing arm set, fixed mount 46 are between two rear wheel fork 41, guide roller 44 and the first stage clip 45 are between two track adjusting wheel swing arms 42, and two load-bearing rollers 43 are rotationally connected with between two fixed mounts 46.

Fixed mount 46 is ship type and is positioned at the middle part of fixed mount 46 with the rotating shaft of rear wheel fork group, two load-bearing rollers 43 are at the two ends of fixed mount 46 and be rotationally connected with respectively between two fixed mounts 46, and the rotating shaft of two load-bearing rollers 43 parallels with the rotating shaft that fixed mount rotates with respect to rear wheel fork 41.

Thereby the first stage clip 45 makes guide roller 44 and load-bearing roller 43 application forces oppositely support trailing wheel 3.And the application force that only has vertical direction is not enough to trailing wheel 3 location, therefore on the contact surface of guide roller 44, load-bearing roller 43 and trailing wheel 3, offer to the concave surface (as shown in Figure 3) of shaft axis depression, concave surface is arranged on the inner ring of trailing wheel 3, makes trailing wheel 3 can not produce in the horizontal direction displacement with respect to rotating shaft.

Main support 51 comprises again underframe 511, header board 512, sleeve pipe 513, rear plate 515, cushion skeleton 516 and the second spring 517.Underframe 511 becomes 10 °～20 ° overturning angle settings and rotates and be connected with rear wheel fork group with horizontal surface, header board 512 is fixedly connected and extends upward with one end of base plate 511, sleeve pipe 513 is fixedly connected and is set on steering shaft 52 with header board 512, one end of rear plate 515 tilts and is fixedly connected with the other end of base plate 511, cushion skeleton 516 is fixed on rear plate 515, one end of the second spring 517 rotates and is connected with rear wheel fork group middle part, and its other end rotates and is connected with the other end of rear plate 515.

As shown in Figure 2, front-wheel support 2 comprises the universal slip joint 21 that the lower end of upper end and steering shaft 52 is coaxial and be fixedly connected with, the front-fork 22 being fixedly connected for the lower end with universal slip joint 21, rotate and be connected and the second swing arm 23 that pivot center parallels with the pivot center of trailing wheel 3 with the lower end of main support 51, be connected to the first swing arm 24 between the second swing arm 23 and front-fork 22 and be connected to the bumper 25 between the main support 51 above the second swing arm 23 and the first swing arm 24, the end of the first swing arm 24 is set in the upper end of front-fork 22 and rotates and be connected with it, front-fork 22, the first swing arm 24 and the second swing arm 23 form the swing arm assembly of front-fork.Wherein, the second swing arm 23 is " U " type bar, and its two ends are rotatably connected on the splicing angle of header board 512 and base plate 511.The upper end of the first swing arm 24 rotates and is connected with the upper end of front-fork 22, and its lower end is welded and fixed mutually with the mid point of the second swing arm 23.Universal slip joint 21 can be also double-joint type universal joint for single-unit formula Hooke's coupling, and in the present embodiment, it is double-joint type connector, and its interlude is Collapsible structure, and two connectors are connected with the upper end of steering shaft 52, front-fork 22 respectively.Adopt this kind of universal slip joint can be when front-fork swing arm swings because jolting can be in good time adjustment handlebar and angle and the oscillating stroke between front-fork.And adopt the advantage of above-mentioned front-fork swing arm assembly: when vehicle brake and slight impact, can play better buffering effect; Aspect vehicle body, can elongate headstock lines seem more stream line pattern and kinesthesia.

This vehicle front-wheel hangs and the unitized construction of handlebar assembly can not only be for Electrical Bicycle, can also be for various vehicles such as bicycle and man, electro-tricycle, manpower tricycle and motor bikes.

Above-described embodiment is only explanation technical conceive of the present utility model and feature, and its object is to allow person skilled in the art can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model Spirit Essence change or modify, within all should being encompassed in protection domain of the present utility model.

Claims

1. a vehicle front-wheel hangs and the unitized construction of handlebar assembly, it comprises front-wheel (1), front-wheel support (2), be used for connecting the vehicle frame (5) of front-wheel (1) and trailing wheel, described vehicle frame (5) comprises main support (51), rotate and be connected and steering shaft (52) that lower end is connected with described front-wheel support (2) and the handlebar (53) that is fixedly connected with described steering shaft (52) upper end with described main support (51), it is characterized in that: described front-wheel support (2) comprises the universal slip joint (21) that the lower end of upper end and described steering shaft (52) is coaxial and be fixedly connected with, the front-fork (22) being fixedly connected for the lower end with described universal slip joint (21), rotate and be connected and the second swing arm (23) that pivot center parallels with the pivot center of trailing wheel (3) with the lower end of described main support (51), be connected to the first swing arm (24) between the second swing arm (23) and front-fork (22) and be connected to and be positioned at the main support (51) of the second swing arm (23) top and the bumper (25) between the first swing arm (24), described front-fork (22), the first swing arm (24) and the second swing arm (23) form the swing arm assembly of front-fork.

2. the unitized construction of vehicle front-wheel suspension according to claim 1 and handlebar assembly, is characterized in that: described the second swing arm (53) is " U " type bar, and its two ends rotate and are connected with the lower end of main support (51).

3. vehicle front-wheel according to claim 2 hangs and the unitized construction of handlebar assembly, it is characterized in that: the upper end of described the first swing arm (24) rotates and is connected with the upper end of described front-fork (22), and the mid point of its lower end and the second swing arm (23) is fixedly connected.

4. vehicle front-wheel according to claim 1 hangs and the unitized construction of handlebar assembly, it is characterized in that: it also comprises the instrument support (54) that is connected to the adjustable-angle on handlebar (53), on described instrument support (54), be fixed with the instrument (55) for showing driving situation.