CN210258687U - Electric bicycle frame with shock-absorbing function - Google Patents
Electric bicycle frame with shock-absorbing function Download PDFInfo
- Publication number
- CN210258687U CN210258687U CN201921375227.9U CN201921375227U CN210258687U CN 210258687 U CN210258687 U CN 210258687U CN 201921375227 U CN201921375227 U CN 201921375227U CN 210258687 U CN210258687 U CN 210258687U
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- pipe
- frame
- connecting frame
- electric bicycle
- absorbing function
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Abstract
The utility model relates to an electric bicycle frame with function of moving away to avoid possible earthquakes, include: a motor base; the middle pipe is fixed on the motor base; one end of the upper pipe is fixed on the middle pipe; the rear upper fork is positioned behind the middle pipe, and the bottom of the rear upper fork is rotationally connected with the motor base; the first end of the first connecting frame is rotatably arranged at the upper end of the rear upper fork; the middle part of the second connecting frame is rotatably connected with the second end of the first connecting frame, and the first end of the second connecting frame is rotatably connected with the middle pipe or the upper pipe; and the first end of the shock absorber is rotationally connected with the second end of the second connecting frame, and the second end of the shock absorber is rotationally connected with the upper pipe. After the scheme is adopted, the frame has a better shock-absorbing function.
Description
Technical Field
The utility model relates to a bicycle rack especially relates to an electric bicycle rack with function of moving away to avoid possible earthquakes.
Background
The electric bicycle frame is usually composed of a middle pipe, an upper pipe, a lower pipe, a head pipe, a rear upper fork and a motor base, wherein the lower end of the middle pipe is fixed on the motor base, the upper pipe is connected between the middle pipe and the head pipe, the lower pipe is located below the upper pipe, one end of the lower pipe is connected with the head pipe, the other end of the lower pipe is connected with the motor base, the rear upper fork is located behind the middle pipe, the upper end of the rear upper fork is fixedly connected with the middle pipe, and the lower end of the rear upper fork is fixed on the motor base. The bottom of the motor base is provided with a motor for driving the main chain wheel to rotate, the main chain wheel drives the auxiliary chain wheel to rotate through the chain, and the rotation of the auxiliary chain wheel drives the rear wheel to rotate, so that the electric bicycle is driven to move forward. However, the structure has the problem that the middle tube, the upper tube, the lower tube, the head tube, the rear upper fork and the motor base are fixedly connected, so that the shock-absorbing function is not provided, and the experience of a rider is poor.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide an electric bicycle frame with function of moving away to avoid possible earthquakes for the frame has better function of moving away to avoid possible earthquakes.
In order to solve the technical problem, the utility model provides a technical scheme as follows:
an electric bicycle frame with shock absorbing function, comprising: a motor base; the middle pipe is fixed on the motor base; one end of the upper pipe is fixed on the middle pipe; the rear upper fork is positioned behind the middle pipe, and the bottom of the rear upper fork is rotationally connected with the motor base; the first end of the first connecting frame is rotatably arranged at the upper end of the rear upper fork; the second connecting frame is positioned in front of the middle pipe, the middle part of the second connecting frame is rotatably connected with the second end of the first connecting frame, and the first end of the second connecting frame is rotatably connected with the middle pipe or the upper pipe; the first end of the shock absorber is rotatably connected with the second end of the second connecting frame, and the second end of the shock absorber is rotatably connected with the upper pipe.
Preferably: the upper tube is provided with a first connecting seat, the first connecting seat is V-shaped, the first connecting seat is provided with two at intervals, and the second end of the shock absorber is rotatably arranged between the two first connecting seats.
Preferably: the upper tube with be connected with the second connecting seat between the well pipe, the first end of second link with the second connecting seat rotates to be connected.
Preferably: the rear upper fork comprises two tripods and two connecting rods, and the connecting rods are connected between the two tripods.
Preferably: the first connecting frames are provided with two, a reinforcing rod is connected between the two first connecting frames, and the reinforcing rod is located in front of the middle pipe.
Preferably: the first connecting frame and the second connecting frame are both V-shaped.
The utility model has the advantages that: the electric bicycle adopting the electric bicycle frame is in the driving process, when the rear wheel lands, a supporting force is given to the rear end of the rear upper fork, so that the rear end of the rear upper fork upwards rotates, the rear upper fork is connected with the first connecting frame, the rear upper fork gives the first connecting frame with the supporting force, so that the first connecting frame rotates, the rotation of the first connecting frame drives the rotation of the second connecting frame, the second connecting frame is connected with the shock absorber, so that the shock absorber stretches out and draws back, and through layer-by-layer transmission, the force given to the rear upper fork by the rear wheel is finally dissolved through the shock absorber, so that the whole frame has the shock absorbing function.
Drawings
The invention will be further explained with reference to the drawings and the detailed description below:
FIG. 1 is a front view of an embodiment of an electric bicycle frame with shock absorbing function according to the present invention;
FIG. 2 is a schematic structural view of an embodiment of the electric bicycle frame with shock absorbing function of the present invention;
fig. 3 is a schematic structural view of the first link and the reinforcing bar in the embodiment.
Wherein:
1. a motor base;
2. a middle tube;
3. feeding a pipe; 31. a first connecting seat;
4. a rear upper fork;
5. a first connecting frame;
6. a second link frame;
7. a shock absorber;
8. a second connecting seat;
9. a reinforcing bar;
10. a head pipe;
11. and a lower pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the positional and orientational relationships indicated as "upper", "lower", "left", "right", "front", "rear", "vertical", "bottom", "inner", "outer", etc. are based on the positional and orientational relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the description of the present invention, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The first embodiment is as follows:
as shown in fig. 1 to 2, an electric bicycle frame with shock absorbing function includes:
a motor base 1;
the middle pipe 2 is fixed on the motor base 1;
an upper pipe 3, one end of the upper pipe 3 is fixed on the middle pipe 2;
the head pipe 10, the head pipe 10 is fixed on another end of the upper pipe 3;
the two ends of the lower pipe 11 are connected to the motor base 1 and the head pipe 10;
the rear upper fork 4 is positioned behind the middle pipe 2, and the bottom of the rear upper fork 4 is rotatably connected with the motor base 1; specifically, the rear upper fork 4 includes two tripods and two connecting rods connected between the two tripods.
A first connecting frame 5, wherein a first end of the first connecting frame 5 is rotatably arranged at the upper end of the rear upper fork 4;
the second connecting frame 6 is positioned in front of the middle pipe 2, the middle part of the second connecting frame 6 is rotatably connected with the second end of the first connecting frame 5, and the first end of the second connecting frame 6 is rotatably connected with the middle pipe 2 or the upper pipe 3;
and a shock absorber 7, wherein a first end of the shock absorber 7 is rotatably connected with a second end of the second connecting frame 6, and a second end of the shock absorber 7 is rotatably connected with the upper pipe 3.
Thus, when the electric bicycle adopting the electric bicycle frame runs and the rear wheel lands, a supporting force is given to the rear end of the rear upper fork 4, so that the rear end of the rear upper fork 4 rotates upwards, the rear upper fork 4 is connected with the first connecting frame 5, the rear upper fork 4 gives the first connecting frame 5 with the supporting force, the first connecting frame 5 rotates, the rotation of the first connecting frame 5 drives the second connecting frame 6 to rotate, the second connecting frame 6 is connected with the shock absorber 7, the shock absorber 7 stretches out and draws back, the force given to the rear upper fork 4 by the rear wheel is finally dissolved through the shock absorber 7 through layer-by-layer transmission, and the whole frame has the shock absorbing function.
Example two:
as shown in fig. 1-3, in this embodiment, the upper tube 3 is provided with a first connecting seat 31, the first connecting seat 31 is V-shaped, two first connecting seats 31 are spaced apart, and the second end of the shock absorber 7 is rotatably mounted between the two first connecting seats 31.
Thus, the connection of the shock absorber 7 is facilitated, and the connection strength between the shock absorber 7 and the upper tube 3 is made large.
In addition, be connected with second connecting seat 8 between upper tube 3 and the well pipe 2, the first end and the second connecting seat 8 of second link 6 are rotated and are connected.
Thus, the connection of the second connecting frame 6 is facilitated, and meanwhile, the connection strength between the upper pipe 3 and the middle pipe 2 is also enhanced.
In addition, the number of the first connecting frames 5 is two, a reinforcing rod 9 is connected between the two first connecting frames 5, and the reinforcing rod 9 is positioned in front of the middle pipe 2. Specifically, the reinforcing bar 9 is welded to the first connecting frame 5.
Thus, the reinforcing bar 9 increases the structural strength of the first link 5, and the reinforcing bar 9 is located in front of the middle tube 2, so that the rotation of the first link 5 is not disturbed.
In addition, the first and second links 5 and 6 are each V-shaped.
Thus, the first connecting frame 5 and the second connecting frame 6 are compact when being matched with other parts.
In summary, the above description is only a preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention should be included within the scope of the present invention.
Claims (6)
1. An electric bicycle frame with shock absorbing function, characterized by comprising:
a motor base;
the middle pipe is fixed on the motor base;
one end of the upper pipe is fixed on the middle pipe;
the rear upper fork is positioned behind the middle pipe, and the bottom of the rear upper fork is rotationally connected with the motor base;
the first end of the first connecting frame is rotatably arranged at the upper end of the rear upper fork;
the second connecting frame is positioned in front of the middle pipe, the middle part of the second connecting frame is rotatably connected with the second end of the first connecting frame, and the first end of the second connecting frame is rotatably connected with the middle pipe or the upper pipe;
the first end of the shock absorber is rotatably connected with the second end of the second connecting frame, and the second end of the shock absorber is rotatably connected with the upper pipe.
2. The electric bicycle frame with shock absorbing function as claimed in claim 1, wherein: the upper tube is provided with a first connecting seat, the first connecting seat is V-shaped, the first connecting seat is provided with two at intervals, and the second end of the shock absorber is rotatably arranged between the two first connecting seats.
3. The electric bicycle frame with shock absorbing function as claimed in claim 2, wherein: the upper tube with be connected with the second connecting seat between the well pipe, the first end of second link with the second connecting seat rotates to be connected.
4. The electric bicycle frame with shock absorbing function as claimed in claim 1, wherein: the rear upper fork comprises two tripods and two connecting rods, and the connecting rods are connected between the two tripods.
5. The electric bicycle frame with shock absorbing function according to any one of claims 1 to 4, wherein: the first connecting frames are provided with two, a reinforcing rod is connected between the two first connecting frames, and the reinforcing rod is located in front of the middle pipe.
6. The electric bicycle frame with shock absorbing function as claimed in claim 5, wherein: the first connecting frame and the second connecting frame are both V-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921375227.9U CN210258687U (en) | 2019-08-23 | 2019-08-23 | Electric bicycle frame with shock-absorbing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921375227.9U CN210258687U (en) | 2019-08-23 | 2019-08-23 | Electric bicycle frame with shock-absorbing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210258687U true CN210258687U (en) | 2020-04-07 |
Family
ID=70018033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921375227.9U Expired - Fee Related CN210258687U (en) | 2019-08-23 | 2019-08-23 | Electric bicycle frame with shock-absorbing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210258687U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113772000A (en) * | 2021-09-28 | 2021-12-10 | 惠州市美源吉体育用品有限公司 | Shock-proof frame suitable for shock-proof vehicle |
-
2019
- 2019-08-23 CN CN201921375227.9U patent/CN210258687U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113772000A (en) * | 2021-09-28 | 2021-12-10 | 惠州市美源吉体育用品有限公司 | Shock-proof frame suitable for shock-proof vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200407 Termination date: 20200823 |