CN213534981U

CN213534981U - Folding bicycle frame easy to assemble

Info

Publication number: CN213534981U
Application number: CN202022303622.5U
Authority: CN
Inventors: 程立刚
Original assignee: Tianjin Shijia Automobile Co ltd
Current assignee: Su Guang
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-06-25
Anticipated expiration: 2030-10-16

Abstract

The utility model relates to a transportation equipment technical field just discloses a folding bicycle frame easy to assemble, including the frame body, the frame body includes front end, rear end and folding device, the front end includes handle, stay tube, front wheel, crotch, fender and brake equipment, the rear end is including sitting bench, pedal, drive arrangement, atress pole, connecting rod, rear wheel and damping device, damping device includes gim peg, damping spring and connection piece, folding device is including turning round handle, joint pole, articulated shaft and recess. This folding bicycle frame easy to assemble through installing folding device between front end and rear end, can reach simple and convenient effect when dismantling and installing, through can dwindle area with the frame body at folding device, has reached convenient to carry's beneficial effect.

Description

Folding bicycle frame easy to assemble

Technical Field

The utility model relates to a traffic equipment technical field specifically is a folding bicycle frame easy to assemble.

Background

The bicycle frame is used as a framework of the whole bicycle, the correctness and the comfort of riding postures are determined and influenced to the greatest extent, and the bicycle frame mainly comprises a vertical pipe, a head pipe, a vertical fork, a bottom fork and a five-way piece.

The existing bicycle frame is inconvenient to install and not easy to carry after being disassembled and carried.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a folding bicycle frame easy to assemble, possess the installation of being convenient for, easily carry, above-mentioned technical problem has been solved to advantages such as simple structure.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a folding bicycle frame easy to assemble, includes the frame body, the frame body includes front end, rear end and folding device, the front end includes handle, stay tube, front wheel, crotch, fender and brake equipment, the rear end is including sitting bench, pedal, drive arrangement, atress pole, connecting rod, rear wheel and damping device, damping device includes gim peg, damping spring and connection piece, folding device is including turning round handle, joint pole, articulated shaft and recess.

Preferably, the front end is mounted in front of the frame body, the rear end is connected to the right side of the front end, and the folding device is connected between the front end and the rear end.

Through the technical scheme, through installing the front end in frame body the place ahead, utilize the front end can control the direction that the bicycle traveles, install the rear end through the right side at the front end, the rear end can provide power for the bicycle, the normal energy of riding instead of walk and traveling of being convenient for, through installing folding device between front end and rear end, the effect that the folding device can be packed up the frame body is utilized, effect and occupation space that can portable are little.

Preferably, the grip is installed at the top end of the fork, the support tube is connected between the fork and the hinge shaft, the front wheel is installed at the bottom of the fork, the mudguard is installed between the fork and the front wheel, and the brake device is installed at the top end of the front wheel.

Through the technical scheme, through installing the handle on the crotch top, utilize the handle to control the effect of the direction that the frame body traveles, through installing the stay tube between crotch and articulated shaft, utilize the stay tube to be connected between front end and the rear end, can carry out the effect that disperses gravity, through installing the front wheel in the crotch bottom, rolling effect is gone and is the most laborsaving effect, through installing the fender between crotch and front wheel, utilize the mud that the fender will travel to separate the shelves, prevent to spatter on the passerby, through installing brake equipment at the front wheel top, can predetermine dangerous effect of slowing down to the frame body.

Preferably, the stool is installed at the top of the stress rod, the driving device is installed at the bottom of the stress rod, the pedals are installed on two sides of the driving device, the connecting rod is installed between the rear wheel and the stress rod, and the damping device is installed between the top of the stress rod and the stool.

Through the technical scheme, through installing at the stress beam top and sitting the bench, can use by the position of sitting when riding, give the effect of riding the very big operation comfort of passerby, through install drive arrangement in stress beam bottom, and install pedal in drive arrangement both sides, remove to step on through the foot and pedal when making power forward, can provide the energy for the frame body, make the state that the frame body can go forward, through installing the connecting rod between rear wheel and stress beam, can stabilize the effect of fixing the rear wheel, through install damping device between stress beam top and sitting the bench, utilize damping device to carry out the effect of alleviating with the impact that produces between ground and the frame body, play protection user's effect, and the effect of frame body life has been prolonged.

Preferably, the fixing bolt is arranged at the bottom of the stool, the connecting piece is arranged at the top of the stress rod, and the damping spring is arranged between the fixing bolt and the connecting piece.

Through above-mentioned technical scheme, through installing the gim peg in sitting bench bottom, and install the connection piece at stress bar top, through installing damping spring in connection piece top four corners, the gim peg is connected with damping spring, has reached the absorbing effect to the frame body, the effectual user's of having protected comfort level.

Preferably, the twist handle is arranged on the side face of the folding device, the clamping rod is vertically arranged inside the twist handle, the articulated shaft is arranged between the bottom end of the supporting tube and the inside of the folding device, and the groove is formed in the top of the bottom end of the supporting tube.

Through the technical scheme, the handle is turned round through side mounting at the folding device, the handle is turned round to the utilization, the joint rod control to inside, can be after turning round when turning round the handle, with the effect of connecting rod card in the recess inside, and when cancelling the joint, can guarantee the effect that the frame body can be folded, can guarantee the effect that the frame body normally safely traveles when the joint is lived in the control.

Compared with the prior art, the utility model provides a folding bicycle frame easy to assemble possesses following beneficial effect:

1. this folding bicycle frame easy to assemble through installing folding device between front end and rear end, can reach simple and convenient effect when dismantling and installing.

2. This folding bicycle frame easy to assemble can reduce area through can with the frame body at folding device, has reached convenient to carry's beneficial effect.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a schematic view of the structural damping device of the present invention;

FIG. 3 is a schematic view of the folding device of the present invention;

fig. 4 is a schematic view of the utility model with a folded structure.

Wherein: 1. a frame body; 2. a front end; 3. a back end; 4. a folding device; 201. a grip; 202. supporting a tube; 203. a front wheel; 204. a fork; 205. a fender; 206. a brake device; 301. a stool; 302. pedaling; 303. a driving device; 304. a stress beam; 305. a connecting rod; 306. a rear wheel; 307. a damping device; 3071. a fixing bolt; 3072. a damping spring; 3073. connecting sheets; 401. twisting a handle; 402. a clamping and connecting rod; 403. hinging a shaft; 404. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, an easy-to-mount foldable bicycle frame comprises a frame body 1, the frame body 1 comprises a front end 2, a rear end 3 and a folding device 4, the front end 2 comprises a grip 201, a support tube 202, a front wheel 203, a fork 204, a mudguard 205 and a brake device 206, the rear end 3 comprises a stool 301, a pedal 302, a driving device 303, a stressed rod 304, a connecting rod 305, a rear wheel 306 and a damping device 307, the damping device 307 comprises a fixing bolt 3071, a damping spring 3072 and a connecting piece 3073, and the folding device 4 comprises a knob 401, a clamping rod 402, a hinge shaft 403 and a groove 404.

Specifically, front end 2 installs in frame body 1 the place ahead, rear end 3 connects the right side just at front end 2, folding device 4 is connected between front end 2 and rear end 3, the advantage is through installing front end 2 in frame body 1 the place ahead, the direction that the bicycle traveles can be controlled to utilize front end 2, rear end 3 is installed through the right side at front end 2, rear end 3 can provide power for the bicycle, the normal energy of riding instead of walk and traveling of being convenient for, through installing folding device 4 between front end 2 and rear end 3, utilize folding device 4 can be with the effect that frame body 1 packed up, effect and occupation space that can portable are little.

Specifically, the grip 201 is installed on the top end of the fork 204, the support tube 202 is connected between the fork 204 and the hinge shaft 403, the front wheel 203 is installed on the bottom of the fork 204, the mudguard 205 is installed between the fork 204 and the front wheel 203, the brake 206 is installed on the top end of the front wheel 203, which has the advantages that the grip 201 is installed on the top end of the fork 204, the effect of controlling the traveling direction of the frame body 1 by the grip 201 is achieved, the support tube 202 is installed between the fork 204 and the hinge shaft 403, the front end 2 is connected with the rear end 3 by the support tube 202, the effect of dispersing gravity is achieved, the rolling effect traveling is the most labor-saving effect by installing the front wheel 203 on the bottom of the fork 204, the mud-blocking during traveling by the mudguard 205 is prevented from splashing on the rider by installing the mudguard 205 between the fork 204 and the front wheel 203, the brake 206 is installed on the top end of, the effect of reducing the speed of the frame body 1 by the danger can be predicted.

Specifically, the sitting stool 301 is installed on the top of the stress rod 304, the driving device 303 is installed on the bottom of the stress rod 304, the pedals 302 are installed on two sides of the driving device 303, the connecting rod 305 is installed between the rear wheel 306 and the stress rod 304, and the damping device 307 is installed between the top of the stress rod 304 and the sitting stool 301. the sitting stool 301 is installed on the top of the stress rod 304, so that the sitting posture can be used during riding, and the riding comfort effect is great, the driving device 303 is installed on the bottom of the stress rod 304, the pedals 302 are installed on two sides of the driving device 303, when the feet step on the pedals 302 to force forwards, the energy can be provided for the frame body 1, so that the frame body 1 can be in a forward running state, the effect of fixing the rear wheel 306 can be stabilized, by installing the damping device 307 between the top of the stress rod 304 and the sitting stool 301, the shock absorbing device 307 has the effect of alleviating the impact force generated between the ground and the frame body 1, thereby protecting the user and prolonging the service life of the frame body 1.

Specifically, gim peg 3071 is installed in bench 301 bottom, connection piece 3073 is installed at atress pole 304 top, damping spring 3072 is installed between gim peg 3071 and connection piece 3073, the advantage is through installing gim peg 3071 in bench 301 bottom, and install connection piece 3073 at atress pole 304 top, through installing damping spring 3072 in connection piece 3073 top four corners, gim peg 3071 is connected with damping spring 3072, reached the absorbing effect to frame body 1, the effectual comfort level that has protected the user.

It is specific, turn round 401 and install in folding device 4 side, joint rod 402 is installed perpendicularly and is being turned round inside 401, articulated shaft 403 is installed between stay tube 202 bottom and folding device 4 is inside, recess 404 is seted up at stay tube 202 bottom top, the advantage is through turning round 401 in folding device 4 side-mounting, utilize to turn round 401 will be to inside joint rod 402 control, can be the back when turning round 401 in the rotation, with the effect of joint rod 402 card in recess 404 is inside, and when cancelling the joint, can guarantee that frame body 1 can folding effect, can guarantee the effect that frame body 1 normally travels safely when the joint is lived in the control.

When the folding bicycle is used, a rider sits on the sitting stool 301, holds the handle 201 with both hands, treads the pedals 302 with feet, can drive the bicycle frame body 1, can ensure the normal driving effect of the bicycle by driving the driving device 303, can prolong the service life of the bicycle frame body 1 and the comfort of the rider by using the damping device 307 by installing the damping device 307 below the sitting stool 301, can shrink and fix the bicycle frame body 1 by using the folding device 4, can drive the clamping rod 402 by rotating the knob 401, clamps the clamping rod 402 in the groove 404, can fix the front end 2 and the rear end 3, and can ensure the folding and accommodating effect of the front end 2 and the rear end 3 by loosening the clamping rod 402.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a folding bicycle frame easy to assemble, includes frame body (1), its characterized in that: frame body (1) includes front end (2), rear end (3) and folding device (4), front end (2) are including handle (201), stay tube (202), front wheel (203), crotch (204), fender (205) and brake equipment (206), rear end (3) are including sitting bench (301), pedal (302), drive arrangement (303), atress pole (304), connecting rod (305), rear wheel (306) and damping device (307), damping device (307) are including gim peg (3071), damping spring (3072) and connection piece (3073), folding device (4) are including turning round handle (401), joint pole (402), articulated shaft (403) and recess (404).

2. An easy to assemble folding bicycle frame according to claim 1, characterized in that: the front end (2) is installed in front of the frame body (1), the rear end (3) is connected to the right side of the front end (2), and the folding device (4) is connected between the front end (2) and the rear end (3).

3. An easy to assemble folding bicycle frame according to claim 1, characterized in that: the handle (201) is arranged at the top end of the fork (204), the supporting tube (202) is connected between the fork (204) and the hinge shaft (403), the front wheel (203) is arranged at the bottom of the fork (204), the mudguard (205) is arranged between the fork (204) and the front wheel (203), and the brake device (206) is arranged at the top end of the front wheel (203).

4. An easy to assemble folding bicycle frame according to claim 1, characterized in that: the sitting stool (301) is installed at the top of the stress rod (304), the driving device (303) is installed at the bottom of the stress rod (304), the pedals (302) are installed on two sides of the driving device (303), the connecting rod (305) is installed between the rear wheel (306) and the stress rod (304), and the damping device (307) is installed between the top of the stress rod (304) and the sitting stool (301).

5. An easy to assemble folding bicycle frame according to claim 1, characterized in that: the fixed bolt (3071) is arranged at the bottom of the stool (301), the connecting piece (3073) is arranged at the top of the stress rod (304), and the damping spring (3072) is arranged between the fixed bolt (3071) and the connecting piece (3073).

6. An easy to assemble folding bicycle frame according to claim 1, characterized in that: the twist handle (401) is arranged on the side surface of the folding device (4), the clamping rod (402) is vertically arranged inside the twist handle (401), the hinged shaft (403) is arranged between the bottom end of the support tube (202) and the inside of the folding device (4), and the groove (404) is formed in the top of the bottom end of the support tube (202).