Rear Wheel Swivel Folding Portable Bicycle
A bicycle and rear wheel technology, applied in the field of folding portable bicycles, can solve problems such as small satisfactory effect, and achieve the effect of effective and small folding
Active Publication Date: 2016-11-30
桂平市市场监督管理局
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Problems solved by technology
[0002] The designer has previously designed several folding bicycles. Although there are folding portable bicycles with fast folding speed and relatively small folding, due to structural and structural reasons, After folding, it still failed to achieve the satisfactory effect as small as possible
Method used
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Embodiment Construction
[0013] according to figure 1 , figure 2 , image 3 , Figure 4 , Figure 5 , the rear wheel turning folding portable bicycle includes a folding beam 1, a rear pipe 2, a seat tube 31, a saddle 32, a positioning card 33, a V-shaped folding handle 4, a rear fork 5, a gear set 6, a front Wheel 7, rear wheel 8 and drive mechanism 9;
[0014] The folding vehicle beam 1 includes a folding seat 11, a rear beam tube 121, a front beam tube 122, a rear rotating leaf 13, a thick-walled round tube 14, a groove-shaped folding member 15, a vehicle beam lock hook 16, a connecting rod 17, and a bottom bracket. Pipe 18 and front fork 19, described folding seat 11 is a slot-shaped punching piece with an opening facing forward, and the upper and lower parts of both sides of the slot shape of described folding seat 11 have a mutual pair of perforations, and described folding seat is welded on the front side of the rear pipe 2.
[0015] The back beam tube 121 is a rectangular tube, the rear ...
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A rear wheel turning type folding portable bicycle comprises a folding vehicle beam, a rear pipe fitting, a seat tube, a saddle, a positioning clamp, a V-shaped folding handle, a rear fork, a gear set, a front wheel, a rear wheel and a driving mechanism. The folding vehicle beam is connected with a five-way pipe and a front fork, the front fork is connected with the front wheel, the folding vehicle beam can be folded twice through a connecting rod, the rear pipe fitting is welded to the seat tube, a round tube of the rear pipe fitting is rotatably connected with the V-shaped folding handle, the bottom end of the V-shaped folding handle is connected with a front gear of the gear set, the rear fork is rotatably connected inside a bearing block of the rear pipe fitting and the rear wheel, the top of the rear fork is further connected with a rear gear of the gear set, and the seat tube is connected with the saddle. A saddle pipe of the saddle is further connected with the positioning clamp, a middle shaft is connected with the five-way pipe, two cranks are fixedly connected to the two ends of the middle shaft, a crankset is located on the right crank, pedals are connected to the two cranks, a flywheel is connected with the front wheel, and a chain is in wrapped connection with the crankset and the flywheel.
Description
technical field [0001] The invention relates to a foldable portable bicycle, in particular to a foldable portable bicycle with rear wheels turning. Background technique [0002] The several foldable bicycles designed by the designer earlier, although there are foldable portable bicycles with fast folding speed and relatively small folds, due to reasons such as structure and structure, they still fail to achieve a satisfactory effect as small as possible after folding. Contents of the invention [0003] The purpose of the present invention is to provide a kind of folding vehicle beam, and handlebar is arranged on the saddle below, and adopts rear-wheel turning mode——rear-wheel turning folding portable bicycle. The purpose of the present invention is achieved in that the rear wheel turning folding portable bicycle comprises a folding beam, a rear pipe, a seat tube, a saddle, a positioning card, a V-shaped folding handle, a rear fork, a gear set, a front wheel, a rear The wh...
Claims
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IPC IPC(8): B62K15/00
Inventor 庞明方
Owner 桂平市市场监督管理局