CN2165080Y

CN2165080Y - Folding bicycle

Info

Publication number: CN2165080Y
Application number: CN 93231008
Authority: CN
Inventors: 杨景山
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-05-26
Filing date: 1993-05-26
Publication date: 1994-05-18
Anticipated expiration: 2003-05-26

Abstract

The utility model relates to a folding bicycle which comprises a front wheel, a bicycle handle, a bicycle saddle, a pedal, a chain, a rear wheel, etc. The utility model is characterized in that a tripod and a lower bracket are provided with folding joints. The bicycle is the same as a common bicycle when runs. The bicycle can be folded when stored. The utility model has the advantages that the occupying area of the utility model is small when the utility model is stored, the storage of the utility model is convenient, the utility model is labor-saving when used for traveling on stairways upwards and downwards, etc.

Description

Folding bicycle

The utility model relates to a kind of bicycle, particularly a kind of Foldable bicycle.

Usually bicycle comprises several parts such as front-wheel, trailing wheel, handlebar, vehicle seat, pedal, chain, spider, this bicycle has shortcomings such as volume is big, weight is big, both made and changed the vehicle frame material, also can only reduce weight, shortcomings such as and volume is big, floor area is big, and is not easy to store still can't be solved.

The purpose of this utility model be to overcome above-mentioned defective and provide a kind of floor area little, deposit conveniently, stair activity labour-saving Collapsible bicycle.

Main points of the present utility model comprise several parts such as front-wheel, handlebar, vehicle seat, pedal, chain, trailing wheel, it is characterized in that being equipped with folding joint in the upper and lower support of spider.

After making vehicle frame folding, two-wheeled can be put the support of a band folding joint in addition on spider on same level attitude, be used for the folding of vehicle frame on the one hand, can be used for reinforcing vehicle frame on the other hand.The gap of undercarriage can be provided with a sleeve pipe and lock.

Described folding joint is meant at two open circuited carriage interface places, one side is provided with a tie rod, this tie rod one end is connected (rivet, screw) with support, the support other end and another bracket locked (fluting, bolt) are in order to prevent the vibration in the bicycle operational process, cause the disengaging of pull bar, a little block pressur plate can be set above crossbeam; The support opposite side is provided with the axle that two sides are connected with two stands respectively, finishes the folding of bicycle by this.

The utlity model has floor area little, deposit conveniently, stair activity is laborsaving, thereby prevent the stolen of bicycle.

Below in conjunction with accompanying drawing the utility model is further described:

Fig. 1 is the scheme drawing of this bicycle;

Fig. 2 is a spider folding joint scheme drawing;

Fig. 3 is the scheme drawing of sleeve pipe;

Embodiment:

One 28 type " forever " board bicycle in the center of crossbeam, disconnects crossbeam ［ 1 ］, and tie rod ［ 7 ］ links to each other with crossbeam ［ 1 ］ by bolt ［ 8 ］, ［ 9 ］ locking that links to each other with crossbeam ［ 1 ］ of passing through to slot of the tie rod other end.Curb girder ［ 2 ］ bottom disconnects, and fixes by sleeve pipe ［ 6 ］, and two stands ［ 2 ］ outside face is equipped with sold inside the country corresponding with the open slot of sleeve pipe ［ 6 ］ respectively, plays fixation.Support ［ 5 ］ has folding joint ［ 4 ］.This bicycle has no effect to the operation of normal circumstances, and when depositing bicycle, can be with bicycle folding, floor area reduces half, and because the same level attitude in two-wheel place, so the bicycle after folding when upper and lower building, still can make things convenient for push-and-pull.

Claims

1, a kind of Foldable bicycle comprises front-wheel, handlebar, vehicle seat, pedal, chain, trailing wheel composition, it is characterized in that spider [1], [2] support are equipped with folding joint [3].

2,, it is characterized in that described spider is equipped with the support ［ 5 ］ of band folding joint ［ 4 ］ according to the described Collapsible bicycle of claim 1.

3,, it is characterized in that described spider support ［ 2 ］ adopts tight sleeve pipe ［ 6 ］ locking according to the described Collapsible bicycle of claim 2.