CN214450282U - Transmission system for formula car for college students - Google Patents
Transmission system for formula car for college students Download PDFInfo
- Publication number
- CN214450282U CN214450282U CN202120641054.1U CN202120641054U CN214450282U CN 214450282 U CN214450282 U CN 214450282U CN 202120641054 U CN202120641054 U CN 202120641054U CN 214450282 U CN214450282 U CN 214450282U
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- China
- Prior art keywords
- chain
- tensioning
- wheel
- half shaft
- differential
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- Expired - Fee Related
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Abstract
The utility model discloses a transmission system for formula racing car for college students, which comprises a car frame, an engine, a left half shaft, a right half shaft, a differential mechanism, a big chain wheel, a small chain wheel and a chain arranged between the big chain wheel and the small chain wheel; the differential is arranged between the left half shaft and the right half shaft, the large chain wheel is fixedly connected with the differential, and the small chain wheel is fixedly connected with the output end of the engine; the chain is provided with a chain tensioning mechanism; the left half shaft and the right half shaft are respectively connected with a left rear wheel and a right rear wheel of the university student formula racing car. The utility model discloses simple structure, the processing cost is low, and the quality is lighter, is favorable to the configuration optimization of college student's equation motorcycle race.
Description
Technical Field
The utility model relates to a vehicle transmission technical field, concretely relates to a transmission system for university student's equation motorcycle race.
Background
The main task of the transmission system is to work in conjunction with the engine to ensure the speed and driving force necessary for the running vehicle to operate normally under various conditions, and to make the vehicle have good fuel economy and power performance. Different from a common automobile, the university student formula racing automobile has the advantages that the transmission system of the university student formula racing automobile has great influence on fuel economy, the traditional transmission system needs to be optimized and modified, and the structure is optimized for all components of the transmission system, so that the university student formula racing automobile achieves the aims of light weight and high strength.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a transmission system for university student's equation motorcycle race aims at solving the problem among the prior art that above-mentioned background art provided.
The above technical problem of the present invention can be solved by the following technical solutions: a transmission system for formula racers for college students comprises a frame, an engine, a left half shaft, a right half shaft, a differential, a large chain wheel, a small chain wheel and a chain arranged between the large chain wheel and the small chain wheel; the differential is arranged between the left half shaft and the right half shaft, the large chain wheel is fixedly connected with the differential, and the small chain wheel is fixedly connected with the output end of the engine; the chain is provided with a chain tensioning mechanism; the left half shaft and the right half shaft are respectively connected with a left rear wheel and a right rear wheel of the university student formula racing car.
The chain tensioning mechanism comprises a tensioning mechanism supporting seat, a tensioning pull rod, a tensioning wheel supporting plate and a tensioning wheel, wherein the tensioning mechanism supporting seat is fixedly arranged on the frame, one end of the tensioning pull rod is adjustably arranged on the tensioning mechanism supporting seat through a nut, the tensioning wheel supporting plate is triangular, one corner of the tensioning wheel supporting plate is hinged to one end, away from the tensioning mechanism supporting seat, of the tensioning pull rod, the other corner of the tensioning wheel supporting plate is hinged to the frame, the tensioning wheel is arranged at the rest corner of the tensioning wheel supporting plate, and the tensioning wheel is located below the chain and matched with the chain.
The further arrangement is that one ends of the left half shaft and the right half shaft, which are close to the differential, are respectively arranged on the frame through a bearing and a bearing seat.
The further arrangement is that a protective cover is arranged outside the chain.
Compared with the prior art, the utility model, its beneficial effect lies in: the utility model adopts the rear wheel drive and the chain transmission mode, which is favorable for realizing the more reasonable axle load distribution condition of the front axle and the rear axle, and adopts the chain tensioning mechanism to tension the chain, thereby avoiding the chain from loosening due to vibration in the driving process; the utility model discloses simple structure, the processing cost is low, and the quality is lighter, is favorable to the configuration optimization of college student's equation motorcycle race.
Drawings
Fig. 1 is a front schematic view of the present invention.
Fig. 2 is a schematic diagram of the medium chain transmission of the present invention.
Fig. 3 is a schematic top view of the present invention.
Fig. 4 is a schematic partial sectional view of the present invention.
In the figure: 1. a left half shaft; 2. a right half shaft; 3. a differential mechanism; 4. a large sprocket; 5. a small sprocket; 6. a chain; 7. a half shaft gear; 8. a differential housing; 9. a planetary gear; 10. a bearing; 11. a bearing seat; 12. a protective cover; 13. a tensioning mechanism supporting seat; 14. tensioning the tension rod; 15. a tension wheel support plate; 16. a tension wheel; 17. ball cage universal joint.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further specifically described below by way of embodiments and with reference to the accompanying drawings.
Example (b): a transmission system for formula racers for college students is shown in figures 1-4 and comprises a frame, a left half shaft 1, a right half shaft 2, a differential mechanism 3, a large chain wheel 4, a small chain wheel 5 and a chain 6 sleeved between the large chain wheel 4 and the small chain wheel 5, wherein an engine is arranged behind a cab in the embodiment and driven by a rear wheel, namely the left half shaft 1 and the right half shaft 2 are respectively connected with a left rear wheel and a right rear wheel of the formula racers for college students.
The differential mechanism 3 is an open type common differential mechanism and is connected between the left half shaft 1 and the right half shaft 2, specifically, one end of the inner side of the left half shaft 1 and one end of the inner side of the right half shaft 2 are respectively provided with a half shaft gear 7, the differential mechanism 3 comprises a differential mechanism shell 8 and a planetary gear 9, the planetary gear 9 is respectively meshed with the half shaft gears 7 of the left half shaft 1 and the right half shaft 2, and when the differential mechanism shell 8 rotates, the left half shaft 1 and the right half shaft 2 are driven to rotate, and the rotation speed difference is realized; in the embodiment, a chain transmission mode is adopted, the large chain wheel 4 is fixed with the differential housing 8, the small chain wheel 5 is driven by the engine, and power is transmitted to the large chain wheel 4 through the chain 6, so that the large chain wheel 4 is driven to rotate, and the left half shaft and the right half shaft are driven to rotate through the differential 3. In this embodiment, one ends of the left half shaft 1 and the right half shaft 2 close to the differential 3 are respectively arranged on the frame through a bearing 10 and a bearing seat 11, and a protective cover 12 is arranged outside the chain 6.
In this embodiment, the left half shaft 1 and the right half shaft 2 are respectively provided with two ball cage universal joints 17, and the two ball cage universal joints 17 are respectively located on one side close to the wheel and one side close to the bearing.
In order to cause the transmission chain to loosen due to vibration in the driving process, a chain tensioning device is arranged to tension the chain. The chain tensioning mechanism comprises a tensioning mechanism supporting seat 13, a tensioning pull rod 14, a tensioning wheel supporting plate 15 and a tensioning wheel 16, wherein the tensioning mechanism supporting seat 13 is fixedly arranged on the frame, one end of the tensioning pull rod 14 is adjustably arranged on the tensioning mechanism supporting seat 13 through a nut, the tensioning wheel supporting plate 15 is triangular, one corner of the tensioning wheel supporting plate 15 is hinged to one end, away from the tensioning mechanism supporting seat 13, of the tensioning pull rod 14, the other corner of the tensioning wheel supporting plate 15 is hinged to the frame, the tensioning wheel 16 is arranged on the rest corner of the tensioning wheel supporting plate 15, and the tensioning wheel 16 is located below the chain 6 and matched with the chain 6. The length of the tension pull rod 14 can be adjusted by adjusting the position of the nut on the tension pull rod 14, so that the angle of the tension pulley support plate 15 is adjusted, and the tension of the tension pulley 16 is adjusted. The tension rod 14 in this embodiment is at an angle of about 16 deg. to the horizontal.
Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the present invention is not limited to the above-described embodiments, and many modifications are possible. All changes and modifications that may be made by the technical spirit of the present invention to the above embodiments by simple modification are considered to fall within the scope of the present invention.
Claims (4)
1. A transmission system for a formula car for college students comprises a car frame, an engine, a left half shaft, a right half shaft, a differential, a large chain wheel, a small chain wheel and a chain arranged between the large chain wheel and the small chain wheel; the differential is arranged between the left half shaft and the right half shaft, the large chain wheel is fixedly connected with the differential, and the small chain wheel is fixedly connected with the output end of the engine; the chain is provided with a chain tensioning mechanism; the left half shaft and the right half shaft are respectively connected with a left rear wheel and a right rear wheel of the university student formula racing car.
2. The transmission system of claim 1, wherein the chain tensioning mechanism comprises a tensioning mechanism support, a tensioning pull rod, a tensioning wheel support plate and a tensioning wheel, the tensioning mechanism support is fixedly arranged on the frame, one end of the tensioning pull rod is adjustably arranged on the tensioning mechanism support through a nut, the tensioning wheel support plate is triangular, one corner of the tensioning wheel support plate is hinged with one end of the tensioning pull rod far away from the tensioning mechanism support, the other corner of the tensioning wheel support plate is hinged on the frame, the tensioning wheel is arranged at the rest corner of the tensioning wheel support plate, and the tensioning wheel is arranged below the chain and matched with the chain.
3. The transmission system for the formula car of college students according to claim 1, wherein the ends of the left and right half shafts near the differential are respectively disposed on the frame through bearings and bearing seats.
4. The transmission system of claim 1, wherein the chain is externally provided with a protective cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120641054.1U CN214450282U (en) | 2021-03-30 | 2021-03-30 | Transmission system for formula car for college students |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120641054.1U CN214450282U (en) | 2021-03-30 | 2021-03-30 | Transmission system for formula car for college students |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214450282U true CN214450282U (en) | 2021-10-22 |
Family
ID=78175988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120641054.1U Expired - Fee Related CN214450282U (en) | 2021-03-30 | 2021-03-30 | Transmission system for formula car for college students |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214450282U (en) |
-
2021
- 2021-03-30 CN CN202120641054.1U patent/CN214450282U/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: 20211022 |