CN212195789U - Electric bicycle frame - Google Patents
Electric bicycle frame Download PDFInfo
- Publication number
- CN212195789U CN212195789U CN202020712903.3U CN202020712903U CN212195789U CN 212195789 U CN212195789 U CN 212195789U CN 202020712903 U CN202020712903 U CN 202020712903U CN 212195789 U CN212195789 U CN 212195789U
- Authority
- CN
- China
- Prior art keywords
- battery box
- inner cavity
- electric bicycle
- frame
- outer frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses an electric bicycle frame, which comprises a bicycle beam, a head tube, a seat tube and a rear fork, wherein the head tube is fixed at the front end of the bicycle beam, the frame is also provided with a battery box, the battery box is provided with an outer frame, and the outer edge of the outer frame is fixed on the frame; the battery box is provided with a first inner cavity, a second inner cavity and a third inner cavity, the first inner cavity is provided with a battery pack, the second inner cavity is provided with a controller, and the third inner cavity is transversely provided with a five-way pipe; the five-way pipe and the battery box are of an integrated forming structure. The technical scheme of the frame is overall simple, has a good gravity center, and is easy to assemble and maintain in a later period.
Description
Technical Field
The utility model relates to an electric vehicle field, in particular to electric bicycle frame.
Background
Energy conservation and emission reduction are promoted all over the world, and China is a creditable electric vehicle republic. The electric bicycle has more and more popular trend because of the convenience of going out, can effectively reduce the pollution of fuel to atmosphere.
How to place the battery of the electric bicycle has many formed proposals, for example, chinese patent CN201621219939.8 discloses a new shock-absorbing frame for electric bicycle, as shown in fig. 2, the battery is placed inside the triangle frame. Also, as disclosed in chinese patent CN201621256318.7, "an electric bicycle", a battery assembly is disposed on an upper side of a rear fork. Chinese patent CN201621180425.6 discloses a battery box for electric bicycle, which is characterized in that the battery box is arc-shaped and is arranged in the gap between the upper side of the rear wheel and the rear seat of the bicycle, the battery with the design is not easy to be taken out and maintained or charged independently, and the rear part of the bicycle body is too bulky and not beautiful. Chinese patent CN201620613957.8 discloses a "battery pack mounting structure of electric bicycle", which is a more mode adopted at present, but the capacity of the beam is limited, or the length of the beam is extended, or the cross section of the beam is enlarged, and the battery that can be accommodated has certain volume limitation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an electric bicycle frame of simple structure, battery case position reasonable, easily manufacturing and equipment.
The utility model discloses a realize like this: an electric bicycle frame comprises a bicycle beam, a head pipe, a seat pipe and a rear fork, wherein the head pipe is fixed at the front end of the bicycle beam; the battery box is provided with a first inner cavity, a second inner cavity and a third inner cavity, the first inner cavity is provided with a battery pack, the second inner cavity is provided with a controller, and the third inner cavity is transversely provided with a five-way pipe; the five-way pipe and the battery box are of an integrated forming structure.
The front part of the outer frame of the battery box is fixed at the tail end of the lower beam, the upper part of the outer frame is fixed at the lower end of the seat tube, and the tail part of the outer frame is fixed at the front end of the rear lower fork.
The controller is connected to the battery pack through a wire.
And side cover plates are respectively fixedly arranged on two sides of the outer frame of the battery box.
The side cover plate is provided with a through hole; the side cover plate is buckled on the outer frame of the battery box, and the perforated position of the side cover plate is matched with the opening position of the end part of the five-way tube.
The battery box comprises a battery box outer frame and is characterized in that a first rib and a second rib are arranged on the inner side of the battery box outer frame and divide the inside of the battery box into three inner cavities.
The car beam is also provided with an upper beam, and the tail end of the upper beam is fixed in the middle of the seat tube.
The rear fork is also provided with a rear upper fork, the front end of the rear upper fork is fixed on the seat tube, and the tail end of the rear upper fork is fixedly connected with the tail end of the rear lower fork.
The battery box of the electric bicycle frame is transversely provided with the five-way pipe, and the five-way pipe and the battery box are in an integral forming structure, so that the structure is compact and reasonable; the battery case position is lower for the vehicle focus is good when riding, easily controls. The side cover plate of the battery box can be opened, so that the battery can be taken out or replaced conveniently, and the maintenance of the battery or the controller is facilitated.
Drawings
Fig. 1 is a schematic perspective view of a frame of an electric bicycle according to the present invention;
FIG. 2 is a top view of the frame of the electric bicycle of the present invention;
fig. 3 is a schematic partial cross-sectional view of the frame of the electric bicycle of the present invention;
fig. 4 is an exploded view of the battery box of the electric bicycle frame of the present invention.
Detailed Description
The electric bicycle frame of the present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 4, an electric bicycle frame includes a frame beam 1, a head pipe 2 fixed to a front end of the frame beam, a seat pipe 3, and a rear fork 5, and the frame further has a battery case 4 having an outer frame 40 fixed at an outer edge thereof to the frame; the battery box is provided with a first inner cavity 41, a second inner cavity 42 and a third inner cavity 43, the first inner cavity is provided with a battery pack 44, the second inner cavity is provided with a controller 45, and the third inner cavity is transversely provided with a five-way pipe 46; the five-way pipe and the battery box are of an integrated forming structure.
The front part of the outer frame of the battery box is fixed at the tail end of the lower beam 11, the upper part of the outer frame is fixed at the lower end of the seat tube, and the tail part of the outer frame is fixed at the front end of the rear lower fork 51. The controller is connected to the battery pack through a wire.
The inner side of the outer frame of the battery box is provided with a first rib 48 and a second rib 49 which divide the interior of the battery box into three inner cavities.
Furthermore, the cross section of the outer frame of the battery box is a closed polygon or an arc shape so as to reduce the wind resistance in the riding process.
Further, the vehicle beam 1 is also provided with an upper beam 12, and the tail end of the upper beam is fixed in the middle of the seat tube, so that the overall structure of the vehicle beam is more stable.
Further, the rear fork 5 further has a rear upper fork 52, a front end of which is fixed to the seat tube 3, and a rear end of which is fixedly connected to a rear end of the rear lower fork 51.
The five-way tube 46 is used for mounting a middle shaft, and chain plates are arranged at two ends of the middle shaft.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides an electric bicycle frame, includes car roof beam (1), head tube (2), seat pipe (3) and back fork (5), the head tube is fixed in car roof beam front end, its characterized in that: the frame is also provided with a battery box (4), the battery box is provided with an outer frame (40), and the outer edge of the outer frame is fixed on the frame; the battery box is provided with a first inner cavity (41), a second inner cavity (42) and a third inner cavity (43), the first inner cavity is provided with a battery pack (44), the second inner cavity is provided with a controller (45), and the third inner cavity is transversely provided with a five-way pipe (46); the five-way pipe and the battery box are of an integrated forming structure.
2. The electric bicycle frame according to claim 1, characterized in that: the front part of the outer frame of the battery box is fixed at the tail end of the lower beam (11), the upper part of the outer frame is fixed at the lower end of the seat tube, and the tail part of the outer frame is fixed at the front end of the rear lower fork (51).
3. The electric bicycle frame according to claim 1, characterized in that: the controller is connected to the battery pack through a wire.
4. The electric bicycle frame according to claim 1, characterized in that: and side cover plates (47) are respectively fixedly arranged at two sides of the outer frame of the battery box.
5. The electric bicycle frame of claim 4, wherein: the side cover plate is provided with a perforation (471); the side cover plate is buckled on the outer frame of the battery box, and the perforated position of the side cover plate is matched with the opening position of the end part of the five-way tube.
6. The electric bicycle frame according to claim 1, characterized in that: the battery box comprises a battery box outer frame and is characterized in that a first rib (48) and a second rib (49) are arranged on the inner side of the battery box outer frame, and the battery box is divided into three inner cavities by the first rib and the second rib.
7. The electric bicycle frame according to claim 1, characterized in that: the vehicle beam is provided with an upper beam (12), and the tail end of the upper beam is fixed in the middle of the seat tube.
8. The electric bicycle frame according to claim 1, characterized in that: the rear fork is provided with a rear upper fork (52), the front end of the rear upper fork is fixed on the seat tube, and the tail end of the rear upper fork is fixedly connected with the tail end of the rear lower fork.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020712903.3U CN212195789U (en) | 2020-04-26 | 2020-04-26 | Electric bicycle frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020712903.3U CN212195789U (en) | 2020-04-26 | 2020-04-26 | Electric bicycle frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212195789U true CN212195789U (en) | 2020-12-22 |
Family
ID=73831684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020712903.3U Expired - Fee Related CN212195789U (en) | 2020-04-26 | 2020-04-26 | Electric bicycle frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212195789U (en) |
-
2020
- 2020-04-26 CN CN202020712903.3U patent/CN212195789U/en not_active Expired - Fee Related
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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: 20201222 |