CN210761152U - Chainless bicycle transmission device - Google Patents
Chainless bicycle transmission device Download PDFInfo
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- CN210761152U CN210761152U CN201921843829.2U CN201921843829U CN210761152U CN 210761152 U CN210761152 U CN 210761152U CN 201921843829 U CN201921843829 U CN 201921843829U CN 210761152 U CN210761152 U CN 210761152U
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- transmission shaft
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Abstract
The utility model discloses a chainless bicycle transmission device, which comprises a frame, a transmission device, wheels, an intermediate shaft and a wheel shaft; the transmission device comprises a transmission shaft device, a driving disc gear, a driving angle gear, a first driven gear and a second driven gear, one end of the intermediate shaft penetrates through the driving disc gear and is connected with the driving disc gear, the driving disc gear is meshed with the driving angle gear, the first driven gear is connected with a wheel key, one end of the wheel shaft penetrates through the first driven gear and is rotationally connected with the first driven gear, and the first driven gear is meshed with the second driven gear; the transmission shaft device comprises a first transmission shaft, a second transmission shaft and a third transmission shaft; the middle shaft is connected with the wheel shaft through a frame, and the wheel shaft is arranged in the center of the wheel; convenient use, light riding, no need of frequent oil smearing, and cleanness and sanitation.
Description
Technical Field
The utility model relates to a bicycle field specifically indicates a chainless bicycle transmission.
Background
The bicycle is a land traffic vehicle driven by manpower and pedals and provided with two wheels, has no noise, no pollution, light weight, simple structure, high quality, low price and convenient use and maintenance, can be used as a tool for replacing walking and carrying goods, can also be used for physical training, and is widely used by people; most of the current bicycles in the market are chain type, the chain needs to be oiled frequently, the operation is inconvenient, the clothes can be stained when the bicycle is ridden, and the chain is easy to break and is troublesome; a novel chainless bicycle transmission device is designed for the conditions.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome the defect of above-mentioned technique, provide a no chain bicycle transmission.
In order to solve the technical problem, the utility model provides a technical scheme is a chainless bicycle transmission: comprises a frame, a transmission device, wheels, an intermediate shaft and a wheel shaft; the transmission device comprises a transmission shaft device, a driving disc gear, a driving angle gear, a first driven gear and a second driven gear, one end of the intermediate shaft penetrates through the driving disc gear and is connected with the driving disc gear, the driving disc gear is meshed with the driving angle gear, the first driven gear is in key connection with a wheel axle, one end of the wheel axle penetrates through the first driven gear and is rotationally connected with the first driven gear, and the first driven gear is meshed with the second driven gear;
the transmission shaft device comprises a first transmission shaft, a second transmission shaft and a third transmission shaft, wherein two ends of the second transmission shaft are respectively connected with the first transmission shaft and the third transmission shaft through keys, one end of the first transmission shaft is connected with the driving angle gear, and one end of the third transmission shaft is connected with the second driven gear;
the intermediate shaft is connected with the wheel shaft through a frame, and the wheel shaft is arranged in the center of the wheel.
As an improvement, a first fixing plate and a second fixing plate are arranged on the frame, a first bearing and a second bearing are arranged on the first fixing plate, the first transmission shaft penetrates through the first bearing, the extending end of the first transmission shaft penetrates through the second bearing, a third bearing is arranged on the second fixing plate, and the third transmission shaft penetrates through the second fixing plate and the third bearing.
As an improvement, the wheel shaft and the frame are connected through a nut.
As an improvement, a shell is arranged on the wheel shaft, the shell is matched with the first driven gear and the second driven gear, and the shell is connected with the frame.
Compared with the prior art, the utility model the advantage lie in: convenient use, light riding, no need of frequent oil smearing, and cleanness and sanitation.
Drawings
Fig. 1 is a front view of a chainless bicycle transmission of the present invention.
Fig. 2 is a first structural schematic diagram of a chainless bicycle transmission of the present invention.
Fig. 3 is a first structural schematic diagram of a chainless bicycle transmission of the present invention.
Fig. 4 is a partial schematic view at a in fig. 1.
Fig. 5 is a partial schematic view at B in fig. 1.
Fig. 6 is a partial schematic view at C in fig. 2.
As shown in the figure: 1. the vehicle comprises a frame, 2, wheels, 3, an intermediate shaft, 4, a wheel shaft, 5, a driving disc gear, 6, a driving angle gear, 7, a first driven gear, 8, a second driven gear, 9, a first transmission shaft, 10, a second transmission shaft, 11, a third transmission shaft, 12, a first fixing plate, 13, a second fixing plate, 14, a first bearing, 15, a second bearing, 16, a third bearing, 17, a nut, 18, a key, 19 and a shell.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
With reference to fig. 1-6, a chainless bicycle transmission comprises a frame 1, a transmission, wheels 2, an intermediate shaft 3 and a wheel shaft 4; the transmission device comprises a transmission shaft device, a driving disc gear 5, a driving angle gear 6, a first driven gear 7 and a second driven gear 8, one end of the intermediate shaft 3 penetrates through the driving disc gear 5 and is connected with the driving disc gear 5, the driving disc gear 5 is meshed with the driving angle gear 6, the first driven gear 7 is in key connection with the wheel 2, one end of the wheel shaft 4 penetrates through the first driven gear 7 and is rotationally connected with the first driven gear 7, and the first driven gear 7 is meshed with the second driven gear 8;
the transmission shaft device comprises a first transmission shaft 9, a second transmission shaft 10 and a third transmission shaft 11, two ends of the second transmission shaft 10 are respectively connected with the first transmission shaft 9 and the third transmission shaft 11 through keys 18, one end of the first transmission shaft 9 is connected with the driving angle gear 6, and one end of the third transmission shaft 11 is connected with the second driven gear 8;
the intermediate shaft 3 is connected with the wheel shaft 4 through the frame 1, and the wheel shaft 4 is arranged in the center of the wheel 2.
The frame 1 is provided with a first fixing plate 12 and a second fixing plate 13, the first fixing plate 12 is provided with a first bearing 14 and a second bearing 15, the first transmission shaft 9 penetrates through the first bearing 14, the extending end of the first transmission shaft penetrates through the second bearing 15, the second fixing plate 13 is provided with a third bearing 16, and the third transmission shaft 11 penetrates through the second fixing plate 13 and the third bearing 16.
The wheel axle 4 and the frame 1 are connected by a nut 17.
The wheel shaft 4 is provided with a shell 19 which is matched with the first driven gear 7 and the second driven gear 8, and the shell 19 is connected with the frame 1.
The utility model discloses when concrete implementation, pedal the running-board at this moment jackshaft 3 and will rotate, simultaneously initiative disk gear 5 also can rotate, initiative disk gear 5 rotates and can drive initiative horn gear 6 and rotate, then first transmission shaft 9, second transmission shaft 10 and third transmission shaft 11 also can rotate along with initiative horn gear 6, third transmission shaft 11 can drive second driven gear 8 and rotate, second driven gear 8 rotates and can drive first driven gear 7 and rotate, first driven gear 7 rotates and can drive wheel 2 and rotate, the bicycle will move ahead.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (4)
1. A chainless bicycle transmission, comprising: comprises a frame (1), a transmission device, wheels (2), an intermediate shaft (3) and a wheel shaft (4); the transmission device comprises a transmission shaft device, a driving disc gear (5), a driving angle gear (6), a first driven gear (7) and a second driven gear (8), one end of the intermediate shaft (3) penetrates through the driving disc gear (5) and is connected with the driving disc gear (5), the driving disc gear (5) is meshed with the driving angle gear (6), the first driven gear (7) is in key connection with the wheels (2), one end of the wheel shaft (4) penetrates through the first driven gear (7) and is in rotary connection with the first driven gear (7), and the first driven gear (7) is meshed with the second driven gear (8);
the transmission shaft device comprises a first transmission shaft (9), a second transmission shaft (10) and a third transmission shaft (11), two ends of the second transmission shaft (10) are respectively connected with the first transmission shaft (9) and the third transmission shaft (11) through keys (18), one end of the first transmission shaft (9) is connected with the driving angle gear (6), and one end of the third transmission shaft (11) is connected with the second driven gear (8);
the middle shaft (3) is connected with the wheel shaft (4) through the frame (1), and the wheel shaft (4) is arranged in the center of the wheel (2).
2. A chainless bicycle transmission according to claim 1, wherein: be equipped with first fixed plate (12) and second fixed plate (13) on frame (1), be equipped with first bearing (14) and second bearing (15) on first fixed plate (12), first transmission shaft (9) pass first bearing (14) to its extension end passes second bearing (15), be equipped with third bearing (16) on second fixed plate (13), second fixed plate (13) and third bearing (16) are passed in third transmission shaft (11).
3. A chainless bicycle transmission according to claim 1, wherein: the wheel shaft (4) is connected with the frame (1) through a nut (17).
4. A chainless bicycle transmission according to claim 1, wherein: the wheel shaft (4) is provided with a shell (19) which is matched with the first driven gear (7) and the second driven gear (8), and the shell (19) is connected with the frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921843829.2U CN210761152U (en) | 2019-10-30 | 2019-10-30 | Chainless bicycle transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921843829.2U CN210761152U (en) | 2019-10-30 | 2019-10-30 | Chainless bicycle transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210761152U true CN210761152U (en) | 2020-06-16 |
Family
ID=71034464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921843829.2U Active CN210761152U (en) | 2019-10-30 | 2019-10-30 | Chainless bicycle transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210761152U (en) |
-
2019
- 2019-10-30 CN CN201921843829.2U patent/CN210761152U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |