CN206528340U - A kind of overall drive system of two grades of transaxles of electric car - Google Patents
A kind of overall drive system of two grades of transaxles of electric car Download PDFInfo
- Publication number
- CN206528340U CN206528340U CN201720244887.8U CN201720244887U CN206528340U CN 206528340 U CN206528340 U CN 206528340U CN 201720244887 U CN201720244887 U CN 201720244887U CN 206528340 U CN206528340 U CN 206528340U
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- gear
- driven gear
- output
- shaft
- axle
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- 230000005540 biological transmission Effects 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 210000000515 tooth Anatomy 0.000 description 5
- 238000010276 construction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Abstract
The utility model belongs to driving system for electric vehicles technical field, is related to a kind of overall drive system of two grades of transaxles of electric car.The main shaft of motor is connected with input shaft, high speed driving gear and low-speed active gear are provided with the input shaft, engaged respectively with the high speed driven gear and low speed driven gear on output shaft, clutch is provided between the high speed driven gear and the low speed driven gear, the output driving gear engaged with output driven gear is additionally provided with the output shaft, the output driven gear is connected with differential mechanism support, planetary gear is provided with the differential mechanism support in the differential mechanism, the planetary gear is connected with driving wheel respectively by left half axle and right axle shaft.The beneficial effects of the utility model are：Compact conformation, saves material, transmission efficiency is ensure that well, material, technique and manufacturing cost is reduced, weight is alleviated, and enhance the versatility of part.
Description
Technical field
The utility model belongs to driving system for electric vehicles technical field, is related to a kind of two grades of transaxle entirety of electric car
Drive system.
Background technology
Electric automobile is increasingly subject to pay attention to as new-energy automobile, during Development of Electric Vehicles, drive axle performance
Quality serves vital to entire vehicle design and performance, and the current Chinese design performance to drive axle not yet has national mark
Standard, and drive axle, if quality is excessive, can increase loss of electricity in material and manufacturing cost, driving in manufacturing and designing, and make vapour
The performance of car is had a greatly reduced quality.
For example, Chinese Patent Application No. discloses a kind of right angle input motor for CN20161041632.5 patent of invention
Transaxle entirety drive system, including drive axle body, and it is separately mounted to the wheel hub braking at drive axle body two ends always
Into and brake chamber, the drive axle body include axle housing body and semiaxis, differential mechanism and motor in axle housing body,
The drive axle body is provided with gear arrangement, clutch release system, and for controlling gear arrangement, clutch separation
System, motor work control system, the clutch release system be arranged between gear arrangement and motor,
For controlling motor to gear arrangement offer power, the gear arrangement includes case of transmission, installed in speed change
Main retarder device and two speed gear device in device housing；The main retarder device includes being arranged in transmission case body
Transmission main shaft, the first driving gear on transmission main shaft and be meshed with the first driving gear first
Driven gear, first driven gear is fixedly connected with differential mechanism；The two speed gear device includes being arranged on speed changer
The input shaft of interior and parallel with the transmission main shaft speed changer of housing, the transmission input shaft is provided with one grade of driving tooth
Wheel, two grades of driving gears, the transmission main shaft is provided with to be meshed with one grade of driving gear, two grades of driving gears respectively
One grade of driven gear, two grades of driven gears.
Synchronizer is additionally provided between one grade of driving gear and two grades of driving gears, the synchronizer is arranged on speed changer
On input shaft.
The clutch release system includes clutch housing, and the clutch linkage in bell housing body
And clutch assembly, the transmission input shaft is extended in the endoporus of the rotor outer end of motor in ball bearing hole, described
Clutch linkage, clutch assembly are sequentially sleeved on the transmission input shaft of motor side, the clutch
Assembly is fixedly connected by connector with motor, and the clutch housing is fixedly connected by bolt with case of transmission.
It was found from foregoing description, the system architecture is complicated, and cost is high, is difficult manipulation.
Utility model content
The purpose of this utility model is that there is provided a kind of two grades of transaxle entirety of electric car in view of the shortcomings of the prior art
Drive system, including motor, decelerator and differential mechanism, the main shaft of the motor are defeated in the axle housing with being arranged at through axle housing
Enter and be provided with high speed driving gear and low-speed active gear on axle connection, the input shaft, respectively with being arranged in the axle housing,
And high speed driven gear and the engagement of low speed driven gear on the output shaft parallel with the input shaft, the high speed driven tooth
Wheel and the low speed driven gear can be arranged on the output shaft in relative rotation, in the high speed driven gear and described
Between low speed driven gear, there is clutch with the output shaft fixed connection, output driving gear, institute are additionally provided with the output shaft
State output driving gear and the output driven gear being arranged in axle housing engagement, the output driven gear and differential mechanism branch
Frame is connected, and planetary gear is provided with the differential mechanism support in the differential mechanism, the planetary gear is by stretching out
The driving wheel of the left half axle and right axle shaft of axle housing respectively with the axle housing both sides is stated to be connected.
Further, the clutch is jack catchs type clutch.
Further, the left half axle and the right axle shaft are coaxial, and are be arranged in parallel with the output shaft.
Further, the output driving gear and the output driven gear are helical gears.
Further, the axle housing is formed in one.
Further, the motor is fixed on the axle housing.
Further, the output driven gear is formed in one with the differential mechanism support.
The utility model solve problem technical scheme be：
The beneficial effects of the utility model are：Using monolithic construction so that compact conformation, material is saved, using horizontal
Formula structure, reduces the quantity using conical gear, reduces the production cost of drive axle middle gear, ensures well in driving conditions
Transmission efficiency, differential mechanism support replaces differential casing, reduces space of the differential mechanism in axle housing so that simple in construction, drop
Low material, technique and manufacturing cost, are conducive to mitigating the weight of drive axle, and enhancing part versatility.
Brief description of the drawings
Fig. 1 is the structural representation of the system.
In figure：1- motors, 2- input shafts, 3- output shafts, 4- output driving gears, 5- output driven gears, 6- left half axles,
7- right axle shafts, 8- planetary gears, 9- differential mechanism supports, 10- axle housings, 11- driving wheels, 12- clutches, 13- high speed driving tooths
Wheel, 14- high speed driven gears, 15- low-speed active gears, 16- low speed driven gears.
Embodiment
With reference to the accompanying drawings and detailed description, the utility model is further described.
Embodiment one
The drive system, as shown in figure 1, including motor 1, decelerator and differential mechanism, the main shaft of the motor 1 pass through bridge
Shell 10 is connected with the input shaft 2 being arranged in the axle housing 10, and high speed driving gear 13 and low speed are provided with the input shaft 2
Driving gear 15, respectively with being arranged in the axle housing 10, and high speed on the output shaft 3 parallel with the input shaft 2 from
Moving gear 14 and low speed driven gear 16 are engaged, and the high speed driven gear 14 and the low speed driven gear 16 relative can turn
It is arranged at dynamicly on the output shaft 3, it is and described defeated between the high speed driven gear 14 and the low speed driven gear 16
Shaft 3 is fixed with clutch 12, and output driving gear 4 is additionally provided with the output shaft 3, described to export driving gear 4 and set
The output driven gear 5 being placed in the axle housing 10 is engaged, and the output driven gear 5 is connected with differential mechanism support 9,
The differential mechanism support 9 in the differential mechanism is provided with planetary gear 8, and the planetary gear 8 is by stretching out the axle housing 10
Driving wheel 11 respectively with the both sides of axle housing 10 of left half axle 6 and right axle shaft 7 be connected.
Further, the clutch 12 is jack catchs type clutch.
Further, the left half axle 6 and the right axle shaft 7 are coaxial, and are be arranged in parallel with the output shaft 3.
Further, the output driving gear 4 and the driven gear 5 that exports is helical gears.
Further, the axle housing 10 is formed in one.
Further, the motor 1 is fixed on the axle housing 10.
Further, the output driven gear 5 is formed in one with the differential mechanism support 9.
By the drive system carry out gear shift method be：
1. neutral gear：The clutch 12 is placed between the high speed driven gear 14 and the low speed driven gear 16,
After the motor 1 starts, power passes to the high speed driving gear 13 and the low-speed active gear through the input shaft 2
15, so as to drive the high speed driven gear 14 and the low speed driven gear 16 to rotate, but it is due to the high speed driven tooth
Wheel 14 and the low speed driven gear 16 are not connected to the output shaft 3, therefore without power output.
2. top gear：The clutch 12 is slided to the direction of high speed driven gear 14, and with the high speed driven tooth
Wheel 14 is combined.After the motor 1 starts, power passes to the high speed driving gear 13 through the input shaft 2, by described
The combination of high speed driving gear 13 and the high speed driven gear 14 so that power is transmitted to the output shaft 3, then by described defeated
Go out the engagement of driving gear 4 and the output driven gear 5, power is transmitted to the planetary gear 8, and pass through described left half
Axle 6 and the right axle shaft 7 are transmitted to the driving wheel 11.
3. low or first gear：The clutch 12 is slided to the direction of low speed driven gear 16, and with the low speed driven tooth
Wheel 16 is combined.After the motor 1 starts, power passes to the low-speed active gear 15 through the input shaft 2, by described
The combination of low-speed active gear 15 and the low speed driven gear 16 so that power is transmitted to the output shaft 3, then by described defeated
Go out the engagement of driving gear 4 and the output driven gear 5, power is transmitted to the planetary gear 8, and pass through described left half
Axle 6 and the right axle shaft 7 are transmitted to the driving wheel 11.
The utility model is not limited to above-mentioned embodiment, in the case of without departing substantially from the utility model substantive content, this
Any deformation that art personnel are contemplated that, improvement, replace and each fall within protection domain of the present utility model.
Claims (7)
1. a kind of overall drive system of two grades of transaxles of electric car, it is characterised in that including motor, decelerator and differential
Device, the main shaft of the motor is connected through axle housing with the input shaft being arranged in the axle housing, and height is provided with the input shaft
Fast driving gear and low-speed active gear, respectively with being arranged in the axle housing, and the output shaft parallel with the input shaft
On high speed driven gear and low speed driven gear engagement, the high speed driven gear and the low speed driven gear can be relative
It is rotatably arranged on the output shaft, between the high speed driven gear and the low speed driven gear, with the output
Axle is fixed with clutch, is additionally provided with output driving gear on the output shaft, the output driving gear and is arranged at described
Output driven gear engagement in axle housing, the output driven gear is connected with differential mechanism support, in the differential mechanism
The differential mechanism support is provided with planetary gear, and the planetary gear is distinguished by stretching out the left half axle and right axle shaft of the axle housing
It is connected with the driving wheel of the axle housing both sides.
2. drive system according to claim 1, it is characterised in that the clutch is jack catchs type clutch.
3. drive system according to claim 1, it is characterised in that the left half axle and the right axle shaft are coaxial, and
It is be arranged in parallel with the output shaft.
4. drive system according to claim 1, it is characterised in that the output driving gear and the output driven tooth
Take turns as helical gears.
5. drive system according to claim 1, it is characterised in that the axle housing is formed in one.
6. drive system according to claim 1, it is characterised in that the motor is fixed on the axle housing.
7. drive system according to claim 1, it is characterised in that the output driven gear and the differential mechanism support
It is formed in one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720244887.8U CN206528340U (en) | 2017-03-14 | 2017-03-14 | A kind of overall drive system of two grades of transaxles of electric car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720244887.8U CN206528340U (en) | 2017-03-14 | 2017-03-14 | A kind of overall drive system of two grades of transaxles of electric car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206528340U true CN206528340U (en) | 2017-09-29 |
Family
ID=59914556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720244887.8U Expired - Fee Related CN206528340U (en) | 2017-03-14 | 2017-03-14 | A kind of overall drive system of two grades of transaxles of electric car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206528340U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110014813A (en) * | 2019-04-18 | 2019-07-16 | 安徽丰源车业有限公司 | A kind of new-energy automobile electric drive axle |
| CN110500388A (en) * | 2018-05-16 | 2019-11-26 | 财团法人工业技术研究院 | Biaxial variable-speed draw box mechanism |
| CN111712393A (en) * | 2017-12-18 | 2020-09-25 | 伊顿智能动力有限公司 | Electric vehicle axle module with two-speed transmission for hybrid passenger vehicle |
| CN111806156A (en) * | 2019-04-11 | 2020-10-23 | 德纳重型车辆系统集团有限责任公司 | Electric bridge assembly |
| CN114183508A (en) * | 2021-11-26 | 2022-03-15 | 浙江万里扬新能源驱动有限公司 | Transmission for electric drive vehicle |
-
2017
- 2017-03-14 CN CN201720244887.8U patent/CN206528340U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111712393A (en) * | 2017-12-18 | 2020-09-25 | 伊顿智能动力有限公司 | Electric vehicle axle module with two-speed transmission for hybrid passenger vehicle |
| CN110500388A (en) * | 2018-05-16 | 2019-11-26 | 财团法人工业技术研究院 | Biaxial variable-speed draw box mechanism |
| CN111806156A (en) * | 2019-04-11 | 2020-10-23 | 德纳重型车辆系统集团有限责任公司 | Electric bridge assembly |
| CN110014813A (en) * | 2019-04-18 | 2019-07-16 | 安徽丰源车业有限公司 | A kind of new-energy automobile electric drive axle |
| CN114183508A (en) * | 2021-11-26 | 2022-03-15 | 浙江万里扬新能源驱动有限公司 | Transmission for electric drive 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 |
Granted publication date: 20170929 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |