CN217260481U

CN217260481U - Shock-absorbing frame of electric bicycle

Info

Publication number: CN217260481U
Application number: CN202221296356.0U
Authority: CN
Inventors: 胡丁
Original assignee: Shenzhen Casiwell Technology Co ltd
Current assignee: Shenzhen Casiwell Technology Co ltd
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-08-23
Anticipated expiration: 2032-05-26

Abstract

The utility model discloses a shock-absorbing frame of an electric bicycle, which relates to the technical field of electric bicycle frames, and comprises a frame, two groups of front fork tubes, two groups of front shock absorbers, a vertical tube, a rear fork tube, a connecting tube and a rear shock absorber, wherein the vertical tube is fixedly connected between the two groups of front fork tubes, and the two groups of front shock absorbers are respectively and fixedly arranged at the lower ends of the two groups of front fork tubes; the frame comprises a cross beam pipe and two lower arc pipes, a battery placing space is formed in the cross beam pipe, the two lower arc pipes are fixedly arranged at the lower end of the cross beam pipe side by side, the vertical pipe is pivoted on the cross beam pipe, the rear fork pipe is hinged on the lower arc pipes, the connecting pipe is fixedly arranged at the upper end of the rear fork pipe, one end of the rear shock absorber is hinged on the connecting pipe, and the other end of the rear shock absorber is hinged on the lower arc pipes; the utility model discloses a whole seems succinct more and pleasing to the eye, and has improved the comfortable degree when riding by the rider to a certain extent.

Description

Shock-absorbing frame of electric bicycle

Technical Field

The utility model relates to an electric motor car frame technical field especially relates to an electric bicycle's shock attenuation frame.

Background

The electric bicycle is a running mode combining manpower and electric power, is almost equal to a bicycle in appearance, and still keeps the pedal design of the bicycle; along with the improvement of science and technology level, electric bicycle's design develops to comfortable, succinct direction gradually, and partial traditional electric bicycle generally directly with the battery card below the seat, though comparatively practical, whole frame seems comparatively heavy, succinct and pleasing to the eye inadequately, and on the other hand, most traditional electric bicycle's rear wheel does not have the shock attenuation design, influences the comfortable degree when riding the rider to a certain extent.

SUMMERY OF THE UTILITY MODEL

The utility model aims to realize that whole looks succinct more and pleasing to the eye, and improves the comfort when riding by the rider to a certain extent.

In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

a shock absorption frame of an electric bicycle comprises a frame, two groups of front fork tubes, two groups of front shock absorbers, a vertical tube, a rear fork tube, a connecting tube and a rear shock absorber, wherein the vertical tube is fixedly connected between the two groups of front fork tubes, and the two groups of front shock absorbers are respectively and fixedly arranged at the lower ends of the two groups of front fork tubes;

the frame includes crossbeam pipe and two lower arc pipes, the inside battery that has seted up of crossbeam pipe places the space, and two lower arc pipes are fixed the lower extreme that sets up at the crossbeam pipe side by side, the riser pin joint is on the crossbeam pipe, the back breeches pipe articulates under on the arc pipe, the fixed upper end that sets up at the back breeches pipe of connecting pipe, the one end of back bumper shock absorber articulates on the connecting pipe, and the other end of back bumper shock absorber articulates under on the arc pipe.

Further, the central axis of the beam tube is horizontally arranged.

Furthermore, the device also comprises a fixing piece, the two groups of front fork tubes are mutually and fixedly connected through the fixing piece, and the vertical tube is fixedly arranged on the fixing piece.

Furthermore, a faucet pipe is fixedly arranged on the beam pipe close to the front end of the beam pipe, and the vertical pipe penetrates through the faucet pipe and is pivoted on the faucet pipe through a bearing.

Furthermore, be close to its rear end department on the crossbeam pipe and fixedly be provided with support tube and under bracing pipe, go up the support tube and be located the upper end of crossbeam pipe, the under bracing pipe is located the lower extreme of crossbeam pipe, and the center pin of going up the support tube and the center pin collineation of under bracing pipe.

Furthermore, a bottom plate is fixedly arranged between the two lower arc tubes, and a protective net is fixedly arranged on the side surface of each lower arc tube.

Furthermore, a reminding lamp is fixedly arranged on the connecting pipe.

Furthermore, the outer side of each group of front shock absorbers is fixedly provided with a front reflector, and the two outer sides of the rear fork tube are fixedly provided with a rear reflector.

Further, a decorative piece is fixedly arranged at the front end of the beam tube.

Further, still include the handlebar, the handlebar is fixed to be set up in riser upper end.

The utility model has the advantages that: the utility model discloses a with two sets of front shock absorbers fixed setting respectively at the lower extreme of two sets of front fork pipes, through the front shock absorber shock attenuation to the vibrations of front fork pipe, articulate the one end of back bumper shock absorber on the connecting pipe again, the other end of back bumper shock absorber articulates on the arc pipe down, through the back bumper shock absorber shock attenuation to the vibrations of connecting pipe, compare with the conventional art, the utility model discloses a front bumper shock absorber and back bumper shock absorber respectively carry out the shock attenuation to electric bicycle's front wheel and rear wheel to the comfort when having improved the rider to a certain extent and riding; on the other hand, the utility model discloses a set up the battery inside the crossbeam and place the space, hide the battery and set up in the space is placed to the battery, thereby make the utility model discloses look like succinct more on the whole, more pleasing to the eye.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the frame, front fork and rear fork of the present invention connected to each other;

FIG. 3 is a perspective view of the frame, the front fork and the rear fork of the present invention connected to each other;

FIG. 4 is a schematic structural view between two sets of lower arc tubes of the present invention without the protective net;

the reference signs are:

the bicycle frame 1, the beam pipe 11, the faucet pipe 111, the upper support pipe 112, the lower support pipe 113, the lower arc pipe 12, the bottom plate 121, the protective net 122, the circuit controller 123, the pedal assembly 124,

a front fork 21, a front shock absorber 22, a mount 23, a riser 24,

a rear fork 31, a connection pipe 32, a warning light 321, a rear shock absorber 33,

the handle bar 41, the seat 42, the fixing lever 421,

front wheels 51, rear wheels 52, batteries 53, and illumination lamps 54.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1 to 4, the shock-absorbing frame of the electric bicycle comprises a frame 1, two sets of front fork tubes 21, two sets of front shock absorbers 22, a fixing member 23, a stand tube 24, a rear fork tube 31, a connecting tube 32, a rear shock absorber 33 and a handlebar 41.

The stand pipe 24 is fixedly connected between the two groups of front fork pipes 21, and the specific structure is as follows: the two groups of front fork tubes 21 are fixedly connected with each other through a fixing piece 23, and a stand tube 24 is fixedly arranged on the fixing piece 23.

Two sets of preceding bumper shock absorbers 22 are fixed the setting respectively in the lower extreme of two sets of front fork 21, and front wheel 51 then the pin joint is at the lower extreme of two sets of front bumper shock absorbers 22, and the vibrations that front wheel 51 produced transmit to two sets of front bumper shock absorbers 22, carry out the shock attenuation through two sets of front bumper shock absorbers 22, make the vibrations that transmit to front fork 21 alleviate to the comfort when having improved to a certain extent and riding.

Frame 1 includes crossbeam pipe 11 and two lower arc pipes 12, and the center pin level of crossbeam pipe 11 sets up, and two lower arc pipes 12 are fixed the setting side by side at the lower extreme of crossbeam pipe 11, and crossbeam pipe 11 is inside to have seted up the battery and to place the space, places the space through having seted up the battery in crossbeam pipe 11 is inside, hides battery 53 and sets up in the battery places the space, compares with the conventional art, has avoided battery 53 directly to expose, thereby makes the utility model discloses look more succinct on the whole, more pleasing to the eye.

The vertical pipe 24 is pivoted on the beam pipe 11, and the concrete structure is as follows: a faucet pipe 111 is fixedly arranged on the beam pipe 11 near the front end thereof, and in the present application, the front end of the beam pipe 11, that is, one end of the beam pipe 11 near the front wheel 51; the stem 24 passes through the stem 111 and is pivotally connected to the stem 111 via a bearing, and the handle 41 is fixedly disposed at an upper end of the stem 24.

An upper support pipe 112 and a lower support pipe 113 are fixedly arranged on the beam pipe 11 near the rear end thereof, and in the present application, the rear end of the beam pipe 11, that is, the end of the beam pipe 11 near the rear wheel 52; the upper support tube 112 is located at the upper end of the beam tube 11, the lower support tube 113 is located at the lower end of the beam tube 11, and the central axis of the upper support tube 112 is collinear with the central axis of the lower support tube 113.

A through hole is arranged on the battery 53 matched with the cross beam pipe 11 for use, after the battery 53 is inserted into the cross beam pipe 11, the fixing rod 421 at the lower end of the saddle 42 is inserted from the upper supporting pipe 112, sequentially passes through the inside of the cross beam pipe 11 and the through hole on the battery 53, and finally passes through the lower supporting pipe 113; the fixing rod 421 is locked to the upper support tube 112, that is, the battery 53 is simultaneously locked in the cross beam tube 11 by the fixing rod 421 of the saddle 42.

Back fork pipe 31 articulates under on arc pipe 12, the fixed upper end that sets up at back fork pipe 31 of connecting pipe 32, the one end of back bumper shock absorber 33 articulates on connecting pipe 32, the other end of back bumper shock absorber 33 articulates under on arc pipe 12, the pin joint of rear wheel 52 is on back fork pipe 31, be provided with in the rear wheel 52 in the wheel hub motor, when riding, rear wheel 52 will shake and transmit to back fork pipe 31 and connecting pipe 32, carry out the shock attenuation back through back bumper shock absorber 33, make the vibrations that transmit to arc pipe 12 down reduce, thereby the comfortable degree when riding the rider has been improved to a certain extent.

A bottom plate 121 is fixedly arranged between the two lower arc pipes 12, a protective net 122 is fixedly arranged on the side surface of each lower arc pipe 12, a circuit controller 123 is fixedly arranged on the bottom plate 121, the battery 53 is electrically connected with the circuit controller 123, the circuit controller 123 is electrically connected with the hub motor, the circuit controller 123 is positioned between the two protective nets 122, and the circuit controller 123 is isolated and protected by the two protective nets 122.

The lower arc tube 12 is fixedly provided with a pedal assembly 124, the pedal assembly 124 is in transmission connection with the rear wheel 52 through a chain assembly, and a user pedals the pedal assembly 124 and transmits power to the rear wheel 52 through the chain assembly to drive the rear wheel 52 to rotate.

Fixed warning lamp 321 that is provided with on the connecting pipe 32, fixed light 54 that is provided with on the front fork 21, light 54 and circuit controller 123 electric connection, the outside of bumper shock absorber 22 is all fixed before every group is provided with preceding reflector, two outsides of back fork 31 are all fixed and are provided with back reflector, warning lamp 321, the design of preceding reflector and back reflector, all be used for reminding people to notice the car, the fixed decoration that is provided with in front end of crossbeam pipe 11, the decoration plays certain decorative effect.

The utility model discloses a theory of operation does: when riding, the battery 53 provides electric energy for the hub motor through the circuit controller 123, the hub motor rotates to drive the rear wheel 52 to move forward, when the road surface bumps, the vibration generated by the front wheel 51 is transmitted to the two groups of front shock absorbers 22, and the two groups of front shock absorbers 22 are used for damping, so that the vibration transmitted to the front fork tube 21 is reduced; rear wheel 52 will shake and transmit to back breeches pipe 31 and connecting pipe 32, carry out the shock attenuation back through back bumper shock absorber 33, make and transmit to the vibrations on the arc pipe 12 down and reduce to improved the comfortable degree when riding the hand to a certain extent, place the space through having seted up the battery in crossbeam pipe 11 is inside, hide battery 53 and set up in the space is placed to the battery, compare with the conventional art, avoided battery 53 directly to expose, thereby make the utility model discloses look more succinct on the whole, more pleasing to the eye.

The above-mentioned only discloses the preferred embodiment of the present invention, can not limit the right protection scope of the present invention, therefore according to the present invention, the equivalent changes made on the application claims still belong to the scope covered by the present invention, the above is not any restriction to the technical scope of the present invention, all the changes, equivalent changes and modifications made by the technical essence of the present invention to the above embodiments all still belong to the scope of the technical solution of the present invention.

Claims

1. The utility model provides an electric bicycle's shock attenuation frame which characterized in that: the bicycle comprises a bicycle frame, two groups of front fork tubes, two groups of front shock absorbers, a vertical tube, a rear fork tube, a connecting tube and a rear shock absorber, wherein the vertical tube is fixedly connected between the two groups of front fork tubes;

2. The shock-absorbing frame for electric bicycle according to claim 1, characterized in that: the central shaft of the beam pipe is horizontally arranged.

3. The shock-absorbing frame for electric bicycles of claim 1, wherein: the fixing piece is further included, the two groups of front fork tubes are fixedly connected with each other through the fixing piece, and the vertical tube is fixedly arranged on the fixing piece.

4. The shock-absorbing frame for electric bicycles of claim 1, wherein: a faucet pipe is fixedly arranged on the beam pipe close to the front end of the beam pipe, and the vertical pipe penetrates through the faucet pipe and is pivoted on the faucet pipe through a bearing.

5. The shock-absorbing frame for electric bicycle according to claim 1, characterized in that: the supporting tube and the lower supporting tube are fixedly arranged on the beam tube close to the rear end of the beam tube, the upper supporting tube is located at the upper end of the beam tube, the lower supporting tube is located at the lower end of the beam tube, and the central shaft of the upper supporting tube is collinear with the central shaft of the lower supporting tube.

6. The shock-absorbing frame for electric bicycle according to claim 1, characterized in that: a bottom plate is fixedly arranged between the two lower arc pipes, and a protective net is fixedly arranged on the side surface of each lower arc pipe.

7. The shock-absorbing frame for electric bicycles of claim 1, wherein: and a reminding lamp is fixedly arranged on the connecting pipe.

8. The shock-absorbing frame for electric bicycles of claim 1, wherein: the outside of bumper shock absorber before every group all is fixed and is provided with preceding reflector panel, and the both outsides of back breeches pipe all are fixed and are provided with back reflector panel.

9. The shock-absorbing frame for electric bicycle according to claim 1, characterized in that: and a decorative part is fixedly arranged at the front end of the beam pipe.

10. The shock-absorbing frame for electric bicycle according to any one of claims 1 to 9, wherein: still include the handlebar, the handlebar is fixed to be set up in the riser upper end.