Fast and convenient folded small-wheel-diameter portable bicycle
A small wheel diameter, bicycle technology, applied in the direction of foldable bicycles, bicycles, bicycle accessories, etc., can solve the problems of poor portability, difficult production process, slow folding speed, etc., and achieve high firmness and safety, excellent appearance The effect of beautiful appearance and simple production process
Inactive Publication Date: 2012-01-11
张美丽
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Problems solved by technology
[0002] Although there are many styles of folding bicycles on the market, the general folding bicycles are still large in size after being folded, and the convenience of carrying is very poor. Although some folding bicycles can be folded a little smaller, their folding speed is very slow. , the "quick folding portable bicycle" designed by the designer earlier solved the problem of folding speed and volume after folding, but this invention has a slightly directional Slanted pins, which brings certain difficulties to the production process
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[0012] according to figure 1 , figure 2 , image 3 , Figure 4 , the quick folding small wheel diameter portable bicycle includes a folding base 1, a front frame 2, a rear fork 3, a seat 4, a front fork 5, a V-shaped folding handle 6, a front wheel 7, a rear wheel 8 and a drive Agency 9;
[0013] The folding base 1 includes a folding box 11, a front piece 12, a seat tube seat 13, a connecting rod 14, a semicircular lock shaft 15, a lock shaft handle 16, a safety hook 17, a bottom bracket 18 and a pipe support 19;
[0014] The folding box 11 is a metal sheet stamped into a box-shaped part with top connections, front and rear openings, and the front upper, front lower, middle upper and middle lower parts of the folding box 11 have paired perforations;
[0015] Described front part 12 is the aluminum extruded type cutting part that becomes triangular frame, and the two base angles of described front part 12 triangular frame respectively have a hole, and the top angle of desc...
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The invention relates to a fast and convenient folded small-wheel-diameter portable bicycle, which comprises a foldable base, a front frame, a back fork, a bicycle seat, a front fork, a V-shaped folding handle, a front wheel, a back wheel and driving mechanisms, and is characterized in that the folding base consists of a folding box, a front piece, a seat pipe seat, a connecting rod, a semicircular lock shaft, a lock shaft handle, a safety hook, a five-way pipe and a pipe leaner, wherein the front frame consists of a beam pipe and a front head pipe, the bicycle seat consists of a seat pipe and a saddle, the V-shaped folding handle consists of a handle base, a left shaft, a right shaft, a left handle, a right handle, a left fast dismounting element, a right fast dismounting element, a backer sheet, a safety buckle, a knob, a sign seat and an inwards extending pipe, the driving mechanism consists of a middle shaft, two cranks, two pedals, a chain wheel, a chain and a flywheel, the frontframe is connected with the front element of the folding base, the back fork is connected with the back part of the folding base, the front fork is connected with the front head pipe of the front frame, the V-shaped folding handle is connected with the front fork, the front wheel is arranged at the front fork, the back wheel is arranged at the back fork, and the driving mechanisms are arranged onthe five-way pipe of the folding base and the back wheel.
Description
technical field [0001] The invention relates to a folding bicycle, in particular to a fast folding portable bicycle with a small wheel diameter. technical background [0002] Although there are many styles of folding bicycles on the market, the general folding bicycles are still large in size after being folded, and the convenience of carrying is very poor. Although some folding bicycles can be folded a little smaller, their folding speed is very slow. , the "quick folding portable bicycle" designed by the designer earlier solved the problem of folding speed and volume after folding, but this invention has a slightly directional The oblique pins bring certain difficulties to the production process. Contents of the invention [0003] The purpose of the present invention is to provide a more ingenious and more reasonable structure of a portable bicycle with a fast folding small wheel diameter. The purpose of the present invention is achieved like this: quick folding smal...
Claims
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Login to View More IPC IPC(8): B62K15/00B62K21/16
Inventor 庞明方
Owner 张美丽