JP3098647U - X-type folding bicycle - Google Patents

Abstract

The present invention provides an X-type folding bicycle that is comfortable to ride and can be folded and stored when not in use.
An upper head pipe and a lower fork 2 are provided on a handle 1 and a front fork 2 of a bicycle, a spring is provided between upper and lower head pipes to form a suspension device, and a box that can be opened and closed at a central position of a vehicle body. A folding device 8 made of a body is provided, and an adjusting device 9 is provided at the center of the rear wheel 61 to be connected to the auxiliary wheel 10 so as to form an anti-vibration function when riding a bicycle and to be folded when not in use. It is convenient for carrying and storing.
[Selection diagram] Fig. 1

Description

[0001]
[Technical field to which the invention belongs]
The present invention relates to a type of X-type folding bicycle, and more particularly, to a structure of a bicycle that is comfortable to ride and can be folded and stored when not in use.
[0002]
[Prior art]
Bicycles have always been the most convenient and easy transportation tool for people, and the development of science and technology has made it possible to consider not only the lightness of the bicycle body but also the convenience of carrying and storing and the comfort of riding. became. Some existing bicycles are considered to have considerable anti-vibration effects and can be folded and carried, but in general, the folding structure of bicycles is too complicated and inconvenient to operate, as well as relatively cumbersome to manufacture and ideal. Not.
[0003]
[Problems to be solved by the invention]
The main object of the present invention is to provide a kind of X-type folding bicycle, which is comfortable to ride, easy to fold and easy to carry and carry.
[0004]
[Means for Solving the Problems]
The invention of claim 1 is an X-type folding bicycle, wherein the X-type folding bicycle comprises a suspension device, a folding device, and an adjusting device,
The suspension device includes an upper head pipe, the inner pipe is connected to a handle after passing through the upper head pipe, a lump is provided at a bottom of the inner pipe, and a fixing groove is provided in the lump, A positioning rod is fitted in the groove, a triangular slide portion is provided at the lower end of the positioning rod, the suspension device further includes a lower head pipe, and the front fork passes through the lower head pipe, and the Screwed to the body, a triangular hole corresponding to the sliding part of the positioning rod is provided on the upper surface of the mass and the front fork, respectively, and after the spring is inserted into the positioning rod, the positioning rod penetrates the triangular hole. The bottom end of the spring is fitted to the mass of the lower head pipe, and the stopper piece is screwed to the bottom end of the positioning rod to position the spring. By sliding the head to form a vibration prevention function,
The folding device includes an openable and closable box, and a connecting rod, a sheet supporting rod, and a rear fork are connected to two surfaces of the box, and a vertical pipe is provided at a central position of one surface of the box. And a semicircular groove is provided on the other side, and after the fixing rod is passed through the inverted U-shaped cover, the tube and the other cover, the fixing rod is pivotally connected to the press lever, and the cover and the tube are provided. When the box is closed, the cover closes the upper and lower edges of the box, and the fixing rod is stretched upward by the pressing of the press lever to tightly fix the box, and the body is closed. When the riding state is formed, when the press lever is turned upward and opened, the two covers are opened by the tension of the spring, the box body is opened, and the folded state of the body is formed,
The adjusting device has a cross-shaped fitting rod connected to the center of the rear wheel, the bottom of the fitting rod is circular, and a male screw is formed at the bottom end of the circular portion, and the fitting rod is formed into a cylinder. The cylinder is connected to the auxiliary wheel rod, a cross hole corresponding to the fitting rod is provided on the surface of the cylinder, and after the fitting rod is passed, a spring is further inserted into the cylinder, and the nut is fitted with the fitting rod. When the cylinder is pulled down and the cylinder is pulled down, the cross part of the fitting bar separates from the cylinder, and after the cylinder is turned at an arbitrary angle, it is further restored to the normal position, and the auxiliary wheel Are parallel or folded back and forth to provide a convenient form of parallel assistance or portable storage when riding, which is an X-type folding bicycle.
[0005]
[Embodiment of the invention]
The present invention provides a kind of X-type folding bicycle, in which upper and lower head pipes are provided between a handle of a vehicle body and a front fork, a spring is provided between upper and lower head pipes, a suspension device is formed, and when riding, It is assumed to be comfortable.
[0006]
The above-mentioned X-type folding bicycle is provided with a folding device at an appropriate position in the center of the vehicle body, provided with a box that can be opened and closed, and the box is provided with a handle, a connecting rod of a front fork, and a seat supporting rod, It is connected to the rear fork and the riding state is formed by closing the box, and the body is folded by opening the box.
[0007]
In the above-mentioned X-type folding bicycle, an adjusting device is provided at the center of the rear wheel, the adjusting device is connected to the auxiliary wheel, and the auxiliary wheel is used in parallel by the adjusting device, or the front and rear of the rear wheel are used. It is folded for and made convenient for carrying.
[0008]
【Example】
As shown in FIG. 1, the present invention includes a handle 1, a front fork 2, a front wheel 21, connecting rods 3, 4, a seat support rod 5, a rear fork 6, and a rear wheel 61. Among them, a suspension device 7 is provided between the handle 1 and the front fork 2 to make the ride more comfortable, and the connecting rods 3, 4, the seat support rod 5, and the rear fork 6 are provided to the folding device 8 in the center position of the vehicle body. The folding device 8 connects the vehicle body to a riding state and a symmetrical folding state. An adjusting device 9 is provided on both sides of the center of the rear wheel 61 so that two auxiliary wheels 10 are connected to each other. Or folded forward when stored to reduce the volume.
[0009]
As shown in FIGS. 2 and 3, the suspension device 7 of the present invention includes an upper head pipe 71, and an inner pipe 72 is connected to a handle after passing through the upper head pipe 71, and a lump is formed at the bottom of the inner pipe 72. A fixing groove 731 is provided in the block 73, a positioning rod 74 is fitted in the fixing groove 731, and a triangular slide portion 741 is provided at a lower end of the positioning rod 74. The suspension device 7 further comprises a lower head pipe 75, which is screwed to the mass 76 after the front fork 2 has passed through the lower head pipe 75. Triangular holes 761 and 22 corresponding to the slide portions 741 of the positioning rods 74 are provided on the upper surfaces of the mass 76 and the front fork 2, respectively. , 76, the positioning rod 74 penetrates the triangular holes 761, 22 and the bottom end of the spring 77 is fitted to the mass 76 of the lower head pipe 75, and the stopper piece 78 is fixed to the positioning rod 74. It is screwed to the bottom end to prevent the falling off. In this way, when riding a bicycle, the effect of preventing vibration is obtained by the elastic buffering of the spring 77, and when the spring 77 expands and contracts, the positioning rod 74 moves along the mass 76 and the triangular holes 761, 22 of the front fork 2. Slide up and down.
[0010]
As shown in FIGS. 4 and 5, the folding device 8 of the present invention includes an openable / closable box body 81, and connecting rods 3 and 4, a sheet support bar 5, and a rear fork 6 are provided on two surfaces of the box body 81. It is articulated. A vertical tube 82 is provided at the center of one surface of the box 81, a semicircular concave groove 83 is provided on the other surface, and the fixing rod 84 has an inverted U-shaped cover 85, a tube 82 and After passing through another cover 86, it is pivotally connected to the press lever 87, and a spring 88 is passed between the covers 85, 86 and the tube 82, and when the box 81 is closed, the covers 85, 86 are closed. Closes the upper and lower edges of the box 81, and furthermore, the pressing rod 87 pushes the fixing rod 84 upward so that the box 81 is tightly fixed, so that the vehicle body is in a riding state. As shown in FIG. 6, when the press lever 87 is turned upward and opened, the two covers 85 and 86 are opened by the tension of the spring 88, and thus the box body 81 is opened, and the connecting rods 3 and 4 and the sheet supporting rod 5 are opened. The rear fork 6 is made parallel, and the folded state of the vehicle body is formed, which is convenient for storage and carrying.
[0011]
As shown in FIGS. 7 and 8, the adjusting device 9 of the present invention includes a fitting rod 91 connected to the center of the rear wheel 61, the fitting rod 91 having a cross shape, a bottom part being circular, and A male screw 92 is formed at the bottom end of the circular portion, and a fitting rod 91 is passed through the cylinder 93. Among them, the cylinder 93 is connected to an auxiliary wheel rod 94, and a cross hole 95 corresponding to the fitting rod 91 is provided on the surface. After the fitting rod 91 is passed, a spring 96 is further passed, and a nut 97 is attached to the cylinder 93. It is screwed into the male screw 92 at the bottom end. Thus, when the cylinder 93 is located at the lower position of the auxiliary wheel rod 94, the cross portion of the fitting rod 91 is separated from the cylinder 93, and after the cylinder 93 rotates at an arbitrary angle, the cylinder 93 recovers to the normal position and the auxiliary wheel 10 has a parallel shape as shown in FIG. 1 and forms a balance assist when riding, or when not in use, is folded backward as shown in FIG. 9 to form a two-wheel riding state, or FIG. The auxiliary wheel 10 is folded forward to take up no space when carried or stored.
[0012]
[Effect of the invention]
Taken together, the bicycle of the present invention is equipped with functions such as vibration prevention, folding and adjustment, so that it is comfortable when riding and convenient to fold, and has practicality and novelty.
[Brief description of the drawings]
FIG. 1 is a perspective view of the present invention.
FIG. 2 is an exploded perspective view of the suspension device of the present invention.
FIG. 3 is a sectional view of the suspension device of the present invention.
FIG. 4 is an exploded perspective view of the folding device of the present invention.
FIG. 5 is a schematic view illustrating the use of the folding device according to the present invention.
FIG. 6 is a view showing an embodiment of use of the folding device of the present invention.
FIG. 7 is an exploded perspective view of the adjusting device of the present invention.
FIG. 8 is a sectional view of the adjusting device of the present invention.
FIG. 9 is a view illustrating a usage example of the adjustment device of the present invention.
FIG. 10 is a view illustrating a usage example of the adjusting device according to the present invention;
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Handle 78 Stopper piece 2 Front fork 8 Folding device 21 Front wheel 81 Box 22 Triangular hole 82 Tube 3 Connecting rod 83 Recessed groove 4 Connecting rod 84 Fixing groove 5 Sheet support rod 85 Cover 6 Rear fork 86 Cover 61 Rear wheel 87 Press Lever 7 Suspension device 88 Spring 71 Upper head pipe 9 Adjuster 72 Inner tube 91 Fitting rod 73 Lump 92 Male screw 731 Fixing groove 93 Cylinder 74 Positioning rod 94 Auxiliary wheel rod 741 Sliding part 95 Cross hole 75 Lower head pipe 96 Spring 76 Lump 97 Nut 761 Triangular hole 10 Auxiliary wheel 77 Spring

Claims (1)

An X-type folding bicycle comprising a suspension device, a folding device, and an adjusting device,
The suspension device comprises an upper head pipe, the inner pipe is connected to the handle after passing through the upper head pipe, a lump is provided at the bottom of the inner pipe, a fixing groove is provided in the lump, A positioning rod is fitted in the groove, a triangular slide portion is provided at the lower end of the positioning rod, the suspension device further includes a lower head pipe, and the front fork passes through the lower head pipe, and the Screwed to the body, a triangular hole corresponding to the sliding part of the positioning rod is provided on the upper surface of the mass and the front fork, respectively, and after the spring is inserted into the positioning rod, the positioning rod penetrates the triangular hole. The bottom end of the spring is fitted to the mass of the lower head pipe, and the stopper piece is screwed to the bottom end of the positioning rod to position the spring. By sliding the head to form a vibration prevention function,
The folding device includes an openable and closable box, and a connecting rod, a sheet supporting rod, and a rear fork are connected to two surfaces of the box, and a vertical pipe is provided at a central position of one surface of the box. A semicircular groove is provided on the other side, and after the fixing rod is passed through the inverted U-shaped cover, the tube and the other cover, it is pivotally connected to the press lever, and the cover and the tube are provided. When the box is closed, the cover closes the upper and lower edges of the box, and the fixing rod is stretched upward by the pressing of the press lever to tightly fix the box, and the body is closed. When the riding state is formed, when the press lever is turned upward and opened, the two covers are opened by the tension of the spring, the box body is opened, and the folded state of the body is formed,
The adjusting device has a cross-shaped fitting rod connected to the center of the rear wheel, the bottom of the fitting rod is circular, and a male screw is formed at the bottom end of the circular portion, and the fitting rod is formed into a cylinder. The cylinder is connected to the auxiliary wheel rod, a cross hole corresponding to the fitting rod is provided on the surface of the cylinder, and after the fitting rod is passed, a spring is further inserted into the cylinder, and the nut is fitted with the fitting rod. When the cylinder is pulled down and the cylinder is pulled down, the cross part of the fitting bar separates from the cylinder, and after the cylinder is turned at an arbitrary angle, it is further restored to the normal position, and the auxiliary wheel X-shaped folding bicycle characterized in that it is parallel or folded back and forth to provide a convenient form of parallel assistance or portable storage when riding.

Images