CN2589323Y - Combined bicycle - Google Patents

Abstract

The utility model discloses a combined bicycle, which comprises handles, a handle standpipe, a front fork, a saddle pipe, a rear frame and a composite beam. The composite beam is composed of a bicycle back beam and a bicycle front beam which is movably assembled with the bicycle back beam. The intersection of the bicycle back beam and the bicycle front beam is provided with a control knob, and a bicycle front wheel is smaller than a bicycle back wheel. By controlling the length of the composite beam, the utility model can be combined into mountain bicycles and racing bicycles according to requirements of riders. The utility model has the advantage of high facility, polytrophic change, multiple usage, etc.

Description

A kind of combined bicycle

Technical field

The utility model relates to a kind of combined bicycle.

Background technology

At present, the bicycle that uses on the market is varied, but mostly is single variety type car, and every kind of vehicle just is fit to a kind of needs and uses, and has deficiencies such as function singleness.

Summary of the invention

The technical problems to be solved in the utility model provides a kind of multiduty combined bicycle.

The technical scheme in the invention for solving the above technical problem is: it comprises handgrip, handle vertical pipe, front fork, seat pipe, back vehicle frame and composite beam, described composite beam reaches the equipped car front-axle beam that slides with it by the car back rest to be formed, and the car back rest and car front-axle beam infall are provided with control dial.

The car front-wheel is less than back wheels of vehicle.

The technological advance that the utility model is obtained is: because the utility model adopts the structure of composite beam on the basis of existing car body, control by the car back rest of composite beam and the length of car front-axle beam, can be combined into vehicles such as mountain bike, racing car according to bicyclist's requirement, have advantages such as flexible and changeable, that purposes is many.

Description of drawings

Fig. 1 is a structural representation of the present utility model.

The specific embodiment

As shown in Figure 1, the utility model comprises handgrip 4, handle vertical pipe 3, front fork 2, seat pipe 5, back vehicle frame 6, foot-operated 1 and composite beam, composite beam is formed by the car back rest 8 and with the car front-axle beam 7 of the car back rest 8 slip matched togethers, the car back rest 8 is provided with the control dial 9 that control car front-axle beam 7 stretches with car front-axle beam 7 infalls, the utility model car front-wheel is less than back wheels of vehicle, handgrip 4, handle vertical pipe 3, front fork 2 is precursor with car front-axle beam 7, seat pipe 5 and back vehicle frame 6, foot-operated 1 and the car back rest 8 be aftercarriage; During use, the control dial on the scalable composite beam transfers to suitable length with composite beam, gets final product composite beam is fixing by the control dial of being located on the composite beam then, the utlity model has simple in structurely, cheap, and a car such as uses at advantage more.

Claims (2)

1, a kind of combined bicycle comprises handgrip, handle vertical pipe, front fork, seat pipe, back vehicle frame and composite beam, it is characterized in that: described composite beam reaches the equipped car front-axle beam that slides with it by the car back rest to be formed, and the car back rest and car front-axle beam infall are provided with control dial.

2, combined bicycle according to claim 1 is characterized in that: the car front-wheel is less than back wheels of vehicle.