CN113147981A

CN113147981A - Three-folding bicycle with high adjustment flexibility

Info

Publication number: CN113147981A
Application number: CN202110441558.3A
Authority: CN
Inventors: 李锡如; 李志鹏
Original assignee: Huanrui Tianjin Electric Vehicle Technology Co ltd
Current assignee: Huanrui Tianjin Electric Vehicle Technology Co ltd
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2021-07-23

Abstract

The invention discloses a three-folding bicycle with high adjustment flexibility, and relates to the technical field. The present invention includes a stand pipe, a seat pipe, a top pipe, a head pipe and a rotating part. The stand pipe is a cavity structure, one end of the stand pipe is embedded with the seat pipe, one surface of the stand pipe is welded with the top pipe, and one end of the top pipe is installed with the head pipe , a rotating part is installed on one side of the other end of the riser, a fastener is installed at the connection between the riser and the seat pipe, and a fastener is also installed at the connection between the upper pipe and the head pipe. The invention realizes the three-folding function through the structure of the seat tube, the head tube, the rotating part and the fastener, and at the same time, the folding and stretching of the electric bicycle is facilitated by the fastener, which is convenient for people's daily travel. It is convenient to adjust the height of the seat cushion according to people's height, and at the same time, it is convenient to rotate the angle of the handlebar to improve the comfort of people when riding. flexibility.

Description

Three-folding bicycle with high adjustment flexibility

Technical Field

The invention belongs to the technical field of electric bicycles, and particularly relates to a three-folding bicycle with high adjustment flexibility.

Background

The frame of the three-folding electric bicycle can be folded into three sections, the common folding electric bicycle can be folded into two sections, thus, the three-folded electric vehicle has better folding effect, is smaller, is more convenient to carry and is more convenient to be placed in the space of the trunk of the automobile, two vehicles can be placed in the smallest trunk, 4-5 vehicles can be placed in the trunk of the SUV vehicle if the least trunk is, thus ensuring that the consumer can ride instead of walk, go on a picnic, visit a shopping mall, go into the shopping mall and market by 1-several kilometers, pull and push, and particularly can go on buses, subways and high-speed rails in foreign countries, korea and Japan, the foldable electric bicycle has the advantages of being capable of entering an office, convenient to use, simple to operate, flexible, attractive in appearance, smooth in lines, very excellent in folding effect, capable of being folded, and capable of giving joy, interest, high in price and attractive in appearance.

Most of current three folding electric bicycle structures are complicated, fold and extend all to waste time and energy, and are very inconvenient, influence people's daily trip, and when three folding electric bicycle is folding to be deposited, it is comparatively heavy simultaneously, inconvenient removes at the folding state, lacks certain flexibility.

Disclosure of Invention

The invention aims to provide a three-folding bicycle with high adjustment flexibility, which is convenient for the three-folding electric bicycle to realize a three-folding function through a vertical pipe, a head pipe, a rotating piece and a fastener structure, is convenient for the folding and the extension of the electric bicycle through the fastener, and is convenient for people to go on a daily trip.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a three-folding bicycle with high adjustment flexibility, which comprises a vertical pipe, a seat pipe, an upper pipe, a head pipe and a rotating part, wherein the vertical pipe is of a cavity structure, the seat pipe is sleeved at one end of the vertical pipe, the upper pipe is welded on one surface of the vertical pipe, the head pipe is installed at one end of the upper pipe, the rotating part is installed at one side of the other end of the vertical pipe, a fastening part is installed at the joint of the vertical pipe and the seat pipe, and a fastening part is also installed at the joint of the upper pipe and the head pipe.

Furthermore, the cranks are installed on two opposite surfaces of the other end of the vertical pipe, the pedal is installed at one end of the crank, anti-skidding lines are arranged on the upper surface of the pedal, friction force between the sole and the pedal is increased, people can ride conveniently, and the seat cushion is installed at one end of the seat pipe.

Further, the welding of riser week side has the installation piece, surface mounting has the pulling handle on the installation piece, surface mounting has the fixture block under the installation piece, be linked together between pulling handle and the fixture block, through the lift of pulling handle control fixture block to make things convenient for fixture block and cardboard joint and break away from.

Further, the handlebar is installed to head pipe one end, the fastener has also been inlayed to handlebar and head pipe junction cover, makes things convenient for the folding of head pipe through the fastener, the front fork is installed to the head pipe other end, the tire is installed to front fork one end.

Further, rotate the piece and be triangle-shaped cylinder structure, it has the cardboard to rotate a surface mounting, mutually support between cardboard surface and the fixture block, conveniently fix and rotate the piece, guarantee its stability, it has the second axis of rotation to rotate a surface mounting, the second axis of rotation runs through riser one end, rotate the piece and pass through normal running fit between second axis of rotation and the riser, make things convenient for the folding of half back of electric bicycle, rotate piece one side and install back lower fork and back upper fork, the tire is also installed to back lower fork one end.

Further, the welding of back upper fork top surface has the mounting bracket, first axis of rotation is all installed to the mounting bracket both sides, gyro wheel has been inlayed to first axis of rotation pot head, makes things convenient for electric bicycle to remove under fold condition, reduces the intensity of labour when people carry, improves its flexibility, the battery case has been inlayed to the inside dress of mounting bracket.

Further, the fastener includes snap ring, wear-resisting circle, fastening bolt, third axis of rotation and twist grip, wear-resisting circle is installed to the inside week side of snap ring, mutually support between the inside week side of wear-resisting circle and riser week side, reduces the wearing and tearing of electric bicycle body, improves its life, snap ring one end runs through there is fixing bolt, the third axis of rotation is installed to fixing bolt one end, third axis of rotation week side cover has inlayed twist grip, through rotating twist grip control fastening bolt's elasticity to the chucking of control snap ring makes things convenient for electric bicycle to fold and extend, makes things convenient for the altitude mixture control of seatpad and the angle modulation of handlebar simultaneously.

The invention has the following beneficial effects:

1. according to the invention, through the structure of the vertical pipe, the head pipe, the rotating part and the fastening part, the three-folding electric bicycle can be conveniently folded and extended, and meanwhile, the fastening part is convenient for people to go out daily.

2. The seat cushion is convenient to adjust the height of the seat cushion according to the height of people through the seat tube, the handlebar and the fastener structure, and meanwhile, the handlebar is convenient to rotate by an angle, so that the comfort level of people during riding is improved.

3. The electric bicycle is convenient to move in a folded state through the mounting frame and the roller structure, the labor intensity of people in carrying is reduced, and the flexibility of the electric bicycle is improved.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of a tri-folding bicycle with high adjustment flexibility according to the present invention;

FIG. 2 is a front view of a three-folding bicycle with high adjustment flexibility according to the present invention;

FIG. 3 is an enlarged view of FIG. 1B of the present invention;

FIG. 4 is an enlarged view of FIG. 1A of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a riser; 2. a seat tube; 3. a seat cushion; 4. feeding a pipe; 5. a head pipe; 6. a front fork; 7. a rear upper fork; 8. a rear lower fork; 9. a mounting frame; 10. a first rotating shaft; 11. a roller; 12. a battery case; 13. a crank; 14. a pedal; 15. a fastener; 16. a rotating member; 17. a second rotating shaft; 18. a tire; 19. clamping a plate; 20. mounting blocks; 21. a clamping block; 22. pulling the handle; 23. a handlebar; 24. a snap ring; 25. wear-resistant rings; 26. fastening a bolt; 27. a third rotating shaft; 28. the handle is rotated.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate orientations or positional relationships, are used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-4, the present invention is a three-folding bicycle with high flexibility, including a vertical tube 1, a seat tube 2, an upper tube 4, a head tube 5, and a rotating member 16, wherein the vertical tube 1 is a hollow structure, the seat tube 2 is sleeved at one end of the vertical tube 1, the upper tube 4 is welded on one surface of the vertical tube 1, the head tube 5 is installed at one end of the upper tube 4, the rotating member 16 is installed at one side of the other end of the vertical tube 1, a fastening member 15 is installed at a connection position of the vertical tube 1 and the seat tube 2, and a fastening member 15 is also installed at a connection.

Cranks 13 are installed on two opposite surfaces of the other end of the vertical pipe 1, pedals 14 are installed at one ends of the cranks 13, anti-skidding lines are arranged on the upper surfaces of the pedals 14, friction force between soles and the pedals 14 is increased, people can ride conveniently, and a seat cushion 3 is installed at one end of the seat pipe 2.

The welding of 1 week side of riser has installation piece 20, and surface mounting has pulling handle 22 on installation piece 20, and surface mounting has fixture block 21 under installation piece 20, is linked together between pulling handle 22 and the fixture block 21, controls the lift of fixture block 21 through pulling handle 22 to make things convenient for

fixture block

21 and 19 joints of cardboard and break away from.

Handlebar 23 is installed to head pipe 5 one end, and fastener 15 has also been inlayed to handlebar 23 and head pipe 5 junction cover, makes things convenient for folding of head pipe 5 through fastener 15, and front fork 6 is installed to the head pipe 5 other end, and tire 18 is installed to front fork 6 one end.

Rotate piece 16 and be triangle-shaped cylinder structure, rotate 16 upper surface mounting and have cardboard 19, mutually support between 19 surfaces of cardboard and the fixture block 21, conveniently fix and rotate piece 16, guarantee its stability, it has second axis of rotation 17 to rotate 16 lower surface mounting, second axis of rotation 17 runs through riser 1 one end, it passes through normal running fit between second axis of rotation 17 and the riser 1 to rotate piece 16, make things convenient for folding of half one-half back of electric bicycle, rotate 16 one side and install back lower fork 8 and back upper fork 7, tyre 18 is also installed to 8 one end of back lower fork.

The upper surface welding of back fork 7 has mounting bracket 9, and first axis of rotation 10 is all installed to mounting bracket 9 both sides, and gyro wheel 11 has been inlayed to first axis of rotation 10 pot head, makes things convenient for electric bicycle to remove under fold condition, reduces the intensity of labour when people carry, improves its flexibility, and battery case 12 has been inlayed to mounting bracket 9 inside dress.

Fastener 15 includes snap ring 24, wear-resisting circle 25, fastening bolt 26, third axis of rotation 27 and twist grip 28, wear-resisting circle 25 is installed to the inside week side of snap ring 24, mutually support between the inside week side of wear-resisting

circle

25 and 1 week side of riser, reduce the wearing and tearing of electric bicycle body, improve its life, snap ring 24 one end is run through there is fixing bolt 26, third axis of rotation 27 is installed to fixing bolt 26 one end, twist grip 28 has been inlayed to the side cover all around of third axis of rotation 27, through rotating the tightness of twist grip 28 control fastening bolt 26, thereby control snap ring 24's chucking, make electric bicycle conveniently fold and extend, make things convenient for the altitude mixture control of seatpad 3 and handlebar 23's angle modulation simultaneously.

Referring to fig. 1-4, the present invention is a three-folding bicycle with high adjustment flexibility, and the using method thereof comprises: through the structure of the vertical pipe 1, the head pipe 5, the rotating part 16 and the fastening part 15, the three-folding electric bicycle can realize the three-folding function conveniently, meanwhile, the electric bicycle is convenient to fold and extend through the fastening piece 15, so that the daily travel of people is facilitated, the height of the seat cushion 3 can be conveniently adjusted according to the height of people through the structures of the seat tube 2, the handlebar 23 and the fastener 15, meanwhile, the angle of the handlebar 23 is convenient to rotate, the comfort level of people during riding is improved, the electric bicycle is convenient to move in a folded state through the structure of the mounting frame 9 and the idler wheel 11, the labor intensity of people during carrying is reduced, the flexibility of the electric bicycle is improved, the tightness of the fastening bolt 26 is controlled through rotating the rotating handle 28, thereby controlling the clamping of the clamping ring 24 so that the electric bicycle can be conveniently folded and extended, and simultaneously enabling the seat cushion 3 to achieve its height adjusting function and the angle adjusting function of the handle bar 23.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. A tri-folding bicycle with high adjustment flexibility, comprising a seat tube (1), a seat tube (2), an upper tube (4), a head tube (5), and a rotating member (16), characterized in that: the The standpipe (1) has a cavity structure, one end of the standpipe (1) is embedded with a seat pipe (2), and a surface of the standpipe (1) is welded with an upper pipe (4), and the top pipe (4) ) a head pipe (5) is installed at one end, a rotating member (16) is installed on one side of the other end of the riser (1), and a fastener ( 15), a fastener (15) is also installed at the connection between the upper pipe (4) and the head pipe (5).

2. A tri-folding bicycle with high adjustment flexibility according to claim 1, characterized in that, cranks (13) are installed on both opposite surfaces of the other end of the standpipe (1), and the cranks (13) A pedal (14) is installed at one end, the upper surface of the pedal (14) is provided with anti-skid patterns, and a seat cushion (3) is installed at one end of the seat tube (2).

3 . The tri-folding bicycle with high adjustment flexibility according to claim 1 , wherein a mounting block ( 20 ) is welded on the peripheral side surface of the stand pipe ( 1 ), and the upper surface of the mounting block ( 20 ) is welded on the upper surface of the mounting block ( 20 ). 4 . A pulling handle (22) is installed, a clamping block (21) is installed on the lower surface of the installation block (20), and the pulling handle (22) communicates with the clamping block (21).

4. A tri-folding bicycle with high adjustment flexibility according to claim 1, characterized in that a handlebar (23) is installed at one end of the head tube (5), and the handlebar (23) is connected to the head tube (5) Fasteners (15) are also embedded in the joints, a front fork (6) is mounted on the other end of the head tube (5), and a tire (18) is mounted on one end of the front fork (6).

5 . The tri-folding bicycle with high adjustment flexibility according to claim 1 , wherein the rotating member (16) is a triangular column structure, and a clamping plate is installed on the upper surface of the rotating member (16). 6 . (19), a surface of the clamping plate (19) cooperates with the clamping block (21), a second rotating shaft (17) is installed on the lower surface of the rotating member (16), and the second rotating shaft ( 17) Passing through one end of the standpipe (1), the rotating member (16) is rotatably matched with the standpipe (1) through the second rotating shaft (17), and a chain stay is installed on one side of the rotating piece (16). (8) and a seat fork (7), one end of the chain fork (8) is also mounted with a tire (18).

6. A tri-folding bicycle with high adjustment flexibility according to claim 5, wherein a mounting bracket (9) is welded on the upper surface of the seat fork (7), and two mounting brackets (9) are welded on the upper surface of the seat fork (7). A first rotating shaft (10) is installed on both sides, a roller (11) is embedded in one end of the first rotating shaft (10), and a battery box (12) is embedded in the mounting frame (9).

7. A tri-folding bicycle with high adjustment flexibility according to claim 1, wherein the fastener (15) comprises a snap ring (24), a wear ring (25), a fastening bolt ( 26), a third rotating shaft (27) and a rotating handle (28), a wear ring (25) is installed on the inner peripheral side of the snap ring (24), and the inner peripheral side of the wear ring (25) is connected to the riser (1) The peripheral sides cooperate with each other, one end of the snap ring (24) is penetrated with a fixing bolt (26), and one end of the fixing bolt (26) is installed with a third rotating shaft (27), and the third rotating shaft ( 27) A rotating handle (28) is embedded in the peripheral side surface.