CN2455589Y - Folding portable motor bicycle - Google Patents

Abstract

The utility model relates to a folding portable motorcycle which comprises a frame, a saddle, an engine, a fuel tank, a front wheel and a driving wheel, wherein the frame comprises a front fork, an oblique beam, a bottom beam and a folding lock. The folding lock is composed of a U-shaped lock groove and a lock block, wherein one end of two groove walls of the lock groove is connected with one end corresponding to the lock block by a pin shaft; the lock block can be unfolded and buckled along the pin shaft; the other end of the two groove walls of the lock groove are provided with a locking threaded rod which is capable of fastening the lock block in the lock groove and is provided with a handle; the outer wall of the bottom of the lock groove is fixedly connected with the lower end of the oblique beam; the rear end of the lock block is fixedly connected with the front end of the bottom beam. The utility model has the advantages of simple structure, convenient operation, small size, flexible operation, safety, low cost, etc.

Description

Folding trail bike

The utility model relates to a kind of improvement of motorcycle structure.

Along with rapid development of national economy, the improving constantly of living standards of the people, buying motor bike no longer is very difficult thing.Motor bike is quick and easy, laborsaving and very popular because of it, and particularly today of rhythm of life quickening, motor bike becomes one of important vehicle of modernization gradually, has brought convenience for people's live and work.At present, the motor bike of selling on the market is of a great variety, and style is different.High, medium and low shelves are complete, but mostly heavy, the complex structure of volume, can not fold, deposit very inconvenient, be placed on the outside and easily lose.

The purpose of this utility model provides that a kind of volume is little, in light weight, the handlebar of motor bike and vehicle seat is adjustable, car body can fold trail bike.

The purpose of this utility model realizes by following technical scheme, that is:

Folding trail bike comprises vehicle frame, handlebar, vehicle seat, driving engine, fuel tank, front-wheel, drive wheel.Vehicle frame comprises front fork, cant beam, bottom girder and fold latch.Handlebar is plugged on the upper end of front fork, and fixes with nut, and handlebar is upper and lower adjustable, is equiped with windsheild on the handlebar, and the top of front fork is equiped with illuminating lamp, and the lower end of front fork is equiped with front-wheel, and vehicle seat is fixed on the bottom girder by Carrier for cycle, and vehicle seat can upper and lowerly be adjusted.Be equiped with fold latch between the lower end of cant beam and the front end of bottom girder, fold latch is made of U-shape lock groove and lock dog, one end of two cell walls of locked groove is connected by bearing pin with the corresponding end of lock dog, and lock dog can launch and fasten along bearing pin, and the other end of two cell walls of locked groove is equiped with the tie down screw that has handle that lock dog can be fastened in locked groove.The outer wall of locked groove bottom land is captiveed joint with the lower end of cant beam.Captive joint with the front end of bottom girder in the rear end of lock dog, the rear end of bottom girder is curved establishes a wheel carrier, and drive wheel is installed on the wheel carrier.Axis is installed in the axis axle sleeve, and the axis axle sleeve is plugged on the axle bed by the dovetail furrow on its lower surface, and uses dowel fixes, axle bed to be fixed on the bottom girder at fold latch rear, and a side of axis is equiped with sprocket wheel.The two ends of axis are equiped with the pedal leg respectively, are equiped with pedal on the pedal leg.The drive wheel wheel shaft is installed on the wheel carrier of bottom girder rear end, drive wheel is installed on the drive wheel wheel shaft, on the drive wheel wheel shaft with axis on the corresponding end of sprocket wheel be respectively equipped with a hinge wheel and a minor sprocket, and hinge wheel and minor sprocket be both left-hand thread, minor sprocket is in the outside of hinge wheel.Hinge wheel connects with the output chain gear of driving engine mutually by chain, and minor sprocket connects with sprocket wheel on the axis through track adjusting wheel mutually by chain.Driving engine is arranged on the back lower place of vehicle seat, and is fixed on the engine mount, and engine mount is fixed on the bottom girder, and fuel tank is arranged on the back upper place of driving engine.

The utlity model has simple in structure, easy to use, volume is little, in light weight, flexible operation, advantage such as safe and reliable, with low cost.Weight of the present utility model only is about 20 kilograms, is easy to carrying, and after folding, it is little to take up room, and conveniently deposits, and is difficult for losing.

Fig. 1 is the schematic appearance of a kind of embodiment of the utility model, and Fig. 2 is the structural representation of the utility model fold latch, and Fig. 3 is the axis schematic appearance that can freely load and unload.The utility model is described in further detail below in conjunction with accompanying drawing.

Folding trail bike comprises vehicle frame, handlebar 1, vehicle seat 2, front-wheel 3, drive wheel 4, driving engine 9 and fuel tank 10.Vehicle frame comprises front fork 5, cant beam 6, bottom girder 7 and fold latch.Handlebar 1 is plugged on the upper end of front fork 5, and fixes with nut, and upper and lower adjustable.The lower end of front fork 5 and bumper 16 articulate, and bumper 16 is installed on the front-wheel wheel shaft 17, is equiped with front-wheel 3 on the front-wheel wheel shaft 17.Be equiped with windshield 8 on the handlebar 1, be equiped with illuminating lamp 11 on the front fork 5.Fold latch is made of U-shape lock groove 12 and lock dog 13.One end of two cell walls of U-shape lock groove 12 is connected by bearing pin 14 with lock dog 13 corresponding ends, and lock dog 13 can be opened and fasten along bearing pin 14, the other end of two cell walls of U-shape lock groove 12 is equiped with the tie down screw that has handle 15 that lock dog 13 can be locked in U-shape lock groove 12, and lock dog 13 is provided with pin-and-hole 18 with the corresponding end of clamp handle.Cant beam 6 is made of three iron pipes, and wherein, the upper end of two iron pipes is fixed with the middle part of front fork 5, and the lower end of two iron pipes becomes horizontal and is fixed on the bottom of U-shape lock groove 12 bottom land outer walls.The upper end of another root iron pipe is fixed on the top of front fork, and its lower end also curves horizontal and is fixed on the top of locked groove mouth bottom land outer wall.Bottom girder 7 is two iron pipes, and the front end of two iron pipes is welded on the lock dog 13, solid welding one adapter plate 19 on bottom girder 7, the lower end of vehicle seat pole 22 is fixed on the adapter plate 19, the upper end of vehicle seat pole 22 and vehicle seat 2 are pegged graft, and are tightened with nut, and vehicle seat 2 can upper and lowerly be adjusted.Driving engine 9 is installed in the back lower place of vehicle seat 2, and is fixed on the engine mount 28.Engine mount 28 is fixed on the bottom girder 7 at adapter plate 19 rears.Fuel tank 10 is arranged on the top of driving engine 9 and is fixed on the housing of driving engine 9 by three poles 29, and the rear end of bottom girder 7 extends a wheel carrier 23 to the back lower place, and the two ends of drive wheel wheel shaft 24 are fixed on the wheel carrier 23, and drive wheel 4 is installed on the drive wheel wheel shaft 24.One side of drive wheel wheel shaft is equiped with a hinge wheel 25 and a minor sprocket 26 respectively.Hinge wheel 25 is both left-hand thread with minor sprocket 26, and minor sprocket 26 is in the outside of hinge wheel 25.Hinge wheel 25 connects mutually by the output chain gear of chain 27 with driving engine 9.Ride in order without driving engine the time, to work as bicycle, solid welding one base 30 on two iron pipes of fold latch rear bottom girder 7, the axle bed 32 that is equiped with axis 31 is pegged graft with base 30 dovetail furrows, and fixing with pin 33.One side of axis 31 is installed a sprocket wheel 34, sprocket wheel 34 by chain 35 through two track adjusting wheels 20 with 21 with drive wheel wheel shaft 24 on minor sprocket 26 connect mutually.Track adjusting wheel 20 and 21 is separately fixed on the bottom girder, fixes a bicycle basket frame 36 at the rear portion of bottom girder 7, and bicycle basket 37 is fixed on the bicycle basket frame 36, and chain 35 and chain 27 and external engine all are equiped with protective cover.

Claims (1)

1, folding trail bike comprises vehicle frame, handlebar (1), vehicle seat (2), front-wheel (3), drive wheel (4), driving engine (9) and fuel tank (10); Vehicle frame comprises front fork (5), cant beam (6), bottom girder (7) and fold latch; Handlebar (1) is plugged on the upper end of front fork (5), the lower end of front fork (5) and bumper (16) articulate, bumper (16) is installed on the front-wheel wheel shaft (17), front-wheel (3) is equiped with on the front-wheel wheel shaft (17), be equiped with windshield (8) on the handlebar (1), be equiped with illuminating lamp (11) on the front fork (5), it is characterized in that fold latch comprises U-shape lock groove (12) and lock dog (13); One end of two cell walls of U-shape lock groove (12) is connected by bearing pin (14) with the corresponding end of lock dog (13), and lock dog (13) can be opened and fasten along bearing pin (14), the other end of two cell walls of U-shape lock groove (12) is equiped with two cell walls and the lock dog (13) that can pass U-shape lock groove (12), and be locked the tie down screw that has handle (15) in U-shape lock groove (12) of lock dog (13), the outer wall of U-shape lock groove (12) bottom land is captiveed joint with the lower end of cant beam (6), the upper end of cant beam (6) and front fork (5) welding, the right-hand member of lock dog (13) is captiveed joint with the front end of bottom girder (7), the lower end of vehicle seat pole (22) is fixed on the bottom girder (7), vehicle seat (2) is plugged in the upper end of vehicle seat pole (22), and on, adjustable down; Driving engine (9) is fixed on the engine mount (28), and engine mount (28) is fixed on the bottom girder (7) of vehicle seat (2) back lower place, and fuel tank (10) is arranged on the back upper place of driving engine; The rear end of bottom girder (7) extends a wheel carrier (23), the two ends of drive wheel wheel shaft (24) are fixed on the wheel carrier (23), drive wheel (4) is installed on the drive wheel wheel shaft (24), and a side of drive wheel wheel shaft (24) is equiped with a hinge wheel (25) and a minor sprocket (26) respectively; Bottom girder (7) at the fold latch rear is gone up solid welding one base (30), the axle bed (32) that is equiped with axis (31) is pegged graft with base (30) dovetail furrow, and it is fixing by pin (33), one side of axis (31) is installed a sprocket wheel (34), sprocket wheel (34) connects with minor sprocket (26) on the drive wheel wheel shaft (24) mutually by chain (35), and the hinge wheel (25) on the drive wheel wheel shaft (24) links by the output chain gear of chain (27) and driving engine (9).

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