CN203500412U - Dual-motor-input main speed reducer for electric vehicle - Google Patents
Dual-motor-input main speed reducer for electric vehicle Download PDFInfo
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- CN203500412U CN203500412U CN201320390772.1U CN201320390772U CN203500412U CN 203500412 U CN203500412 U CN 203500412U CN 201320390772 U CN201320390772 U CN 201320390772U CN 203500412 U CN203500412 U CN 203500412U
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- gear
- driven
- motor
- input main
- shaft
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- 239000003638 chemical reducing agent Substances 0.000 title abstract 5
- 230000005540 biological transmission Effects 0.000 abstract description 14
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a dual-motor-input main speed reducer for an electric vehicle. The dual-motor-input main speed reducer comprises a primary driving gear, a primary driven gear, a secondary straight gear shaft, a secondary driving straight gear, a secondary driven straight gear and a differential mechanism, wherein the primary driving gear is arranged on a motor driving shaft; the motor driving shaft is simultaneously driven by two motors; the primary driving gear is meshed with the primary driven gear; the primary driven gear is arranged on the secondary straight gear shaft; the secondary driving straight gear is arranged on the secondary straight gear shaft and is meshed with the secondary driven straight gear; the secondary driven straight gear is connected with the differential mechanism; half shafts are connected to two sides of the differential mechanism respectively. According to the dual-motor-input main speed reducer, only one primary driving gear is adopted and is arranged on the motor driving shaft, and the motor driving shaft is simultaneously driven by the two motors, so that the quantity of transmission parts is decreased, transmission links are reduced, the transmission efficiency is improved, the energy consumption is reduced, and the manufacturing cost of the main speed reducer is reduced.
Description
Technical field
The utility model relates to a kind of vapour reduction device for vehicle, particularly relates to a kind of used for electric vehicle Double-motor input main reducing gear.
Background technique
The used for electric vehicle Double-motor input main reducing gear using at present, its structure comprises differential mechanism, the both sides of differential mechanism are respectively arranged with semiaxis, differential mechanism connects driven wheel of differential, driven wheel of differential is meshed with drive bevel gear, and drive bevel gear connects master bevel gear axle, has driven spur gear on master bevel gear axle, driven spur gear is meshed with two active spur gears respectively, and two active spur gears are arranged on respectively on live axle by external driver device input power.Its shortcoming is: two initiatively spur gear and live axles need be set, and transmission link and transmission part are more, thereby affect transmission efficiency, and energy consumption is larger, and has increased cost.
Model utility content
The technical problems to be solved in the utility model is to provide the used for electric vehicle Double-motor input main reducing gear that a kind of transmission part is less, transmission efficiency is high, energy consumption is low, cost is low.
For solving the problems of the technologies described above, the utility model adopts following technological scheme:
A kind of used for electric vehicle Double-motor input main reducing gear, comprise one-level driving gear, one-level driven gear, secondary straight-tooth wheel shaft, secondary initiatively spur gear, the driven spur gear of secondary, differential mechanism, one-level driving gear is arranged on motor driving shaft, and motor driving shaft is driven by two motors simultaneously.One-level driving gear is meshed with one-level driven gear, one-level driven gear is arranged on secondary straight-tooth wheel shaft, initiatively spur gear of secondary is installed on secondary straight-tooth wheel shaft, secondary initiatively spur gear is meshed with the driven spur gear of secondary, the driven spur gear of secondary is connected with differential mechanism, and the both sides of differential mechanism connect respectively semiaxis.
The utility model used for electric vehicle Double-motor input main reducing gear, wherein said motor driving shaft, secondary straight-tooth wheel shaft and two semiaxis all parallel.
The utility model used for electric vehicle Double-motor input main reducing gear, wherein said one-level driving gear and one-level driven gear are spur gear.
The utility model used for electric vehicle Double-motor input main reducing gear, an one-level driving gear is only set, one-level driving gear is arranged on motor driving shaft, motor driving shaft is driven by two motors simultaneously, simple in structure, reduced the quantity of transmission part and the link of transmission, improved transmission efficiency, reduce energy consumption, and reduced the manufacture cost of main reducing gear.
Below in conjunction with accompanying drawing, used for electric vehicle Double-motor input main reducing gear of the present utility model is described further.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model used for electric vehicle Double-motor input main reducing gear.
Embodiment
As shown in Figure 1, the utility model used for electric vehicle Double-motor input main reducing gear comprises one-level driving gear 7, one-level driven gear 6, secondary straight-tooth wheel shaft 5, secondary initiatively spur gear 4, the driven spur gear 3 of secondary, differential mechanism 1, one-level driving gear 7 is arranged on motor driving shaft 8, and motor driving shaft 8 is driven by two motors 9 simultaneously.One-level driving gear 7 is meshed with one-level driven gear 6, and one-level driving gear 7 is spur gear with one-level driven gear 6.One-level driven gear 6 is arranged on secondary straight-tooth wheel shaft 5, initiatively spur gear 4 of secondary is installed on secondary straight-tooth wheel shaft 5, secondary initiatively spur gear 4 is meshed with the driven spur gear 3 of secondary, the driven spur gear 3 of secondary is connected with differential mechanism 1, the both sides of differential mechanism 1 connect respectively semiaxis 2, output power to driving wheel.
The utility model used for electric vehicle Double-motor input main reducing gear, an one-level driving gear is only set, one-level driving gear is arranged on motor driving shaft, motor driving shaft is driven by two motors simultaneously, simple in structure, reduced the quantity of transmission part and the link of transmission, improved transmission efficiency, reduce energy consumption, and reduced the manufacture cost of main reducing gear.The driving and driven gear of one-level and the driving and driven gear of secondary all adopt spur gear, and motor driving shaft, secondary straight-tooth wheel shaft and two semiaxis all parallel, and install simple and conveniently, and have saved installing space, have reduced the volume of main reducing gear.
Above-described embodiment is described preferred implementation of the present utility model; not scope of the present utility model is limited; do not departing under the prerequisite of the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model, all should fall in the definite protection domain of the utility model claims.
Claims (3)
1. a used for electric vehicle Double-motor input main reducing gear, it is characterized in that: comprise one-level driving gear, one-level driven gear, secondary straight-tooth wheel shaft, secondary is spur gear initiatively, the driven spur gear of secondary, differential mechanism, one-level driving gear is arranged on motor driving shaft, motor driving shaft is driven by two motors simultaneously, one-level driving gear is meshed with one-level driven gear, one-level driven gear is arranged on secondary straight-tooth wheel shaft, initiatively spur gear of secondary is installed on secondary straight-tooth wheel shaft, secondary initiatively spur gear is meshed with the driven spur gear of secondary, the driven spur gear of secondary is connected with differential mechanism, the both sides of differential mechanism connect respectively semiaxis.
2. used for electric vehicle Double-motor input main reducing gear according to claim 1, is characterized in that: described motor driving shaft, secondary straight-tooth wheel shaft and two semiaxis all parallel.
3. used for electric vehicle Double-motor input main reducing gear according to claim 2, is characterized in that: described one-level driving gear and one-level driven gear are spur gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320390772.1U CN203500412U (en) | 2013-07-02 | 2013-07-02 | Dual-motor-input main speed reducer for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320390772.1U CN203500412U (en) | 2013-07-02 | 2013-07-02 | Dual-motor-input main speed reducer for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203500412U true CN203500412U (en) | 2014-03-26 |
Family
ID=50331392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320390772.1U Expired - Fee Related CN203500412U (en) | 2013-07-02 | 2013-07-02 | Dual-motor-input main speed reducer for electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203500412U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109515451A (en) * | 2018-11-30 | 2019-03-26 | 上海钦龙工贸有限公司 | Elevated trains drive system |
-
2013
- 2013-07-02 CN CN201320390772.1U patent/CN203500412U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109515451A (en) * | 2018-11-30 | 2019-03-26 | 上海钦龙工贸有限公司 | Elevated trains drive system |
| CN109515451B (en) * | 2018-11-30 | 2023-11-10 | 上海钦龙科技设备有限公司 | Elevated train drive system |
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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: 20140326 Termination date: 20210702 |