CN102616134A - Integrated driving device for pure electric vehicle - Google Patents
Integrated driving device for pure electric vehicle Download PDFInfo
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- CN102616134A CN102616134A CN2012101097607A CN201210109760A CN102616134A CN 102616134 A CN102616134 A CN 102616134A CN 2012101097607 A CN2012101097607 A CN 2012101097607A CN 201210109760 A CN201210109760 A CN 201210109760A CN 102616134 A CN102616134 A CN 102616134A
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Abstract
The invention discloses an integrated driving device for a pure electric vehicle, which comprises a left haft shaft, a motor, a first planet row, a second planet row, a differential mechanism which are integrated into an integrated structure. The planet rows are composed of planet row sun gears, planet row planet gears, planet row gear rings and planet row planet carriers. A rotor shaft of the motor is a hollow shaft, the left half shaft is located in the hollow rotor shaft of the motor, and the rotor shaft of the motor is connected with the first planet row sun gear. The first planet row gear ring and a second planet row gear ring are arranged fixedly, the first planet row planet carrier is connected with the second planet row sun gear, and the second planet row planet carrier is connected with a casing of the differential mechanism. Power of the motor is transmitted to the differential mechanism after speed reduction and torsion increase are performed on the power through the first planet row and the second planet row, and the power is transmitted to a left driving wheel and a right driving wheel of the vehicle through the left half shaft and the right half shaft. The integrated driving device for the pure electric vehicle integrates a driving mechanism, a speed reduction mechanism and the differential mechanism into a whole, improves space utilization rate, and facilitates arrangement on the pure electric vehicle.
Description
Technical field
The present invention relates to a kind of motor integrated driving device, especially a kind of pure electric automobile is used integrated driving device.
Background technology
The actuating device of general pure electric automobile all is on the basis of orthodox car, to remove original driving engine and change-speed box, and the change-speed box that adds an electrical motor and a few gear comes powered vehicle, and main reduction gear originally etc. no longer change.Though less relatively to former car change like this, electrical motor, change-speed box, main reduction gear install independently separately and arrange that volume is bigger, space availability ratio lowers.
If can these devices be integrated, can reduce volume, be convenient on pure electric automobile, arrange, improve space availability ratio.
Summary of the invention
To the above-mentioned state of the art, the invention provides a kind of pure electric automobile and use integrated driving device, wherein electrical motor, change-speed box and diff integrated, form a kind of pure electric automobile and use integrated driving device.
For solving the problems of the technologies described above, a kind of pure electric automobile of the present invention with the technical scheme that integrated driving device is achieved is: the left half axle, electrical motor, first planet row, the second planet row, diff, the right axle shaft that comprise becoming one structure; Said first planet row is made up of first planet row sun wheel, first planet seniority among brothers and sisters star-wheel, the first planet toothrow circle and the first planet rows of planetary frame; Said second planet row is made up of second planet row sun wheel, second planet seniority among brothers and sisters star-wheel, the second planet toothrow circle and the second planet rows of planetary frame; The rotor shaft of said electrical motor is a hollow shaft, and said left half axle is positioned at the hollow rotor shafts of said electrical motor; The rotor shaft of said electrical motor links to each other with said first planet row sun wheel; Said first planet toothrow circle and the said second planet toothrow circle are and fixedly install; The said first planet rows of planetary frame is connected with said second planet row sun wheel; The said second planet rows of planetary frame is connected with the housing of said diff; The power of said electrical motor slows down to increase through said first planet row and said second planet row and is transported to said diff after turning round, and through said left half axle and said right axle shaft transmission of power is arrived the right wheels of vehicle again.
Say that further a kind of pure electric automobile of the present invention is used integrated driving device, wherein, said electrical motor is automobile-used high-speed driving motor.Said first planet row and said second planet row are sun and planet gear, and the deceleration that is used for said electrical motor outputting power increases to be turned round.Said diff is that automobile is used diff, and said left half axle and said right axle shaft are respectively the driving of powered vehicle left and right wheels and use semiaxis.
Power transmission process among the present invention is: when said electrical motor drives; The power of said electrical motor is through the input of said first planet row sun wheel; Be delivered to said second planet row sun wheel by the said first planet rows of planetary frame; Be delivered on the housing of said diff through the said second planet rows of planetary frame again, again by said diff with transmission of power to said left half axle and said right axle shaft, thereby the right wheels of powered vehicle.
Compared with prior art, the invention has the beneficial effects as follows: can reduce volume, be convenient on pure electric automobile, arrange, improve space availability ratio.
Description of drawings
Fig. 1 is the structural representation sketch of a kind of pure electric automobile of the present invention with integrated driving device;
Fig. 2 is that the row of first planet shown in Fig. 1 forms simplified schematic diagram;
Fig. 3 is that the row of second planet shown in Fig. 1 forms simplified schematic diagram.
Among the figure:
The 1-left half axle, 2-electrical motor, 3-first planet row, 4-second planet row; The 5-diff, 6-right axle shaft, 301-first planet row sun wheel, 302-first planet seniority among brothers and sisters star-wheel; The 303-first planet toothrow circle, the 304-first planet rows of planetary frame, 401-second planet row sun wheel; 402-second planet seniority among brothers and sisters star-wheel, the 403-second planet toothrow circle, the 404-second planet rows of planetary frame.
The specific embodiment
As shown in Figure 1, a kind of pure electric automobile of the present invention is used integrated driving device, with left half axle 1, electrical motor 2, first planet row, 3, second planet row 4, diff 5 and right axle shaft 6 becoming one structures.Wherein, said electrical motor 2 is automobile-used high-speed driving motor.Said first planet row 3 and said second planet row 4 are sun and planet gear, and the deceleration that is used for said electrical motor 2 outputting powers increases to be turned round.Said diff 5 is used diff for automobile, and said left half axle 1 is used semiaxis with the driving that said right axle shaft 6 is respectively the powered vehicle left and right wheels.
As shown in Figure 2, said first planet row 3 is made up of said first planet row sun wheel 301, said first planet seniority among brothers and sisters star-wheel 302, the said first planet toothrow circle 303, the said first planet rows of planetary frame 304.
As shown in Figure 3, said second planet row 4 is made up of said second planet row sun wheel 401, said second planet seniority among brothers and sisters star-wheel 402, the said second planet toothrow circle 403, the said second planet rows of planetary frame 404.
As shown in Figure 1, the rotor shaft of said electrical motor 2 is a hollow shaft, and said left half axle 1 is positioned at the hollow rotor shafts of said electrical motor 2; The rotor shaft of said electrical motor 2 links to each other with said first planet row sun wheel 301; The said first planet toothrow circle 303 is with the said second planet toothrow circle 403 and fixedly installs; The said first planet rows of planetary frame 304 is connected with said second planet row sun wheel 401; The said second planet rows of planetary frame 404 is connected with the housing of said diff 5; The power of said electrical motor 2 slows down to increase through said first planet row 3 and said second planet row 4 and is transported to said diff 5 after turning round, again through said left half axle 1 and said right axle shaft 6 with the right wheels of transmission of power to vehicle.
A kind of pure electric automobile of the present invention with the process of the transmission of power of integrated driving device is:
When said electrical motor 2 drives; The power of said electrical motor 2 is through 301 inputs of said first planet row sun wheel; Be delivered to said second planet row sun wheel 401 by the said first planet rows of planetary frame 304; Be delivered on the housing of said diff 5 through the said second planet rows of planetary frame 404 again, again by said diff 5 with transmission of power to said left half axle 1 and said right axle shaft 6, thereby the right wheels of powered vehicle.
Below schematically content of the present invention and principle of work are described, this description does not have restricted, and shown in the accompanying drawing also is the example of embodiment of the present invention, and practical structure is not limited thereto.So, if those skilled in the art is enlightened by it, under the situation that does not break away from the invention aim, adopt other form, design with similar structure of the present invention and embodiment, also belong to protection scope of the present invention.
Claims (5)
1. a pure electric automobile is used integrated driving device, comprises left half axle (1), electrical motor (2), first planet row (3), second planet row (4), diff (5), right axle shaft (6); It is characterized in that:
Said electrical motor (2), said first planet row (3), said second planet row (4), said diff (5), said left half axle (1) and the integrated integrated morphology of said right axle shaft (6);
Said first planet row (3) is made up of first planet row sun wheel (301), first planet seniority among brothers and sisters star-wheel (302), the first planet toothrow circle (303) and the first planet rows of planetary frame (304);
Said second planet row (4) is made up of second planet row sun wheel (401), second planet seniority among brothers and sisters star-wheel (402), the second planet toothrow circle (403) and the second planet rows of planetary frame (404);
The rotor shaft of said electrical motor (2) is a hollow shaft, and said left half axle (1) is positioned at the hollow rotor shafts of said electrical motor (2); The rotor shaft of said electrical motor (2) links to each other with said first planet row's sun wheel (301);
Said first planet toothrow circle (303) and the said second planet toothrow circle (403) are and fixedly install; The said first planet rows of planetary frame (304) is connected with said second planet row's sun wheel (401); The said second planet rows of planetary frame (404) is connected with the housing of said diff (5);
The power of said electrical motor (2) is arranged (3) and said second planet row (4) through said first planet and is slowed down to increase and be transported to said diff (5) after turning round, and through said left half axle (1) and said right axle shaft (6) transmission of power is arrived the right wheels of vehicle again.
2. use integrated driving device according to the said a kind of pure electric automobile of claim 1, it is characterized in that, said electrical motor (2) is automobile-used high-speed driving motor.
3. use integrated driving device according to the said a kind of pure electric automobile of claim 1, it is characterized in that, said first planet row (3) and said second planet row (4) are sun and planet gear, and the deceleration that is used for said electrical motor (2) outputting power increases to be turned round.
4. use integrated driving device according to the said a kind of pure electric automobile of claim 1, it is characterized in that, said diff (5) is used diff for automobile, and said left half axle (1) and said right axle shaft (6) are respectively the driving of powered vehicle left and right wheels and use semiaxis.
5. use integrated driving device according to the said a kind of pure electric automobile of claim 1; It is characterized in that; When said electrical motor (2) when driving; The power of said electrical motor (2) is delivered to said second planet row sun wheel (401) through said first planet row's sun wheel (301) input by the said first planet rows of planetary frame (304), is delivered on the housing of said diff (5) through the said second planet rows of planetary frame (404) then; Again by said diff (5) with transmission of power to said left half axle (1) and said right axle shaft (6), thereby the right wheels of powered vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101097607A CN102616134A (en) | 2012-04-16 | 2012-04-16 | Integrated driving device for pure electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101097607A CN102616134A (en) | 2012-04-16 | 2012-04-16 | Integrated driving device for pure electric vehicle |
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| CN102616134A true CN102616134A (en) | 2012-08-01 |
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| CN2012101097607A Pending CN102616134A (en) | 2012-04-16 | 2012-04-16 | Integrated driving device for pure electric vehicle |
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Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103475152A (en) * | 2013-09-22 | 2013-12-25 | 襄阳群龙汽车部件股份有限公司 | Coaxial motor with one-stage speed-changing function |
| CN105546073A (en) * | 2016-01-22 | 2016-05-04 | 吉林大学 | Electric drive system based on two-stage planetary line two-shift transmission |
| CN105539130A (en) * | 2016-01-22 | 2016-05-04 | 吉林大学 | Electric driving axle based on single planet row |
| CN105570419A (en) * | 2016-01-22 | 2016-05-11 | 吉林大学 | Electric driving device based on double-planet-row two-gear transmission |
| CN106143131A (en) * | 2016-09-20 | 2016-11-23 | 湖南早禾新能源汽车有限公司 | Sleeve rotor motor and folk art term planetary reduction gear band differential electric automobile dynamic system |
| CN106696670A (en) * | 2015-11-12 | 2017-05-24 | 通用汽车环球科技运作有限责任公司 | Powertrain with multi-planetary, single motor drive unit |
| CN106884958A (en) * | 2017-04-21 | 2017-06-23 | 吉林大学 | A kind of electric differential mechanism with torque fixed direction allocation function |
| CN106926690A (en) * | 2017-03-23 | 2017-07-07 | 重庆大学 | Electric vehicle hub drive device |
| CN107035846A (en) * | 2017-04-21 | 2017-08-11 | 吉林大学 | A kind of electric differential mechanism with torque fixed direction allocation function |
| CN107061676A (en) * | 2017-04-21 | 2017-08-18 | 吉林大学 | A kind of electric differential mechanism with torque fixed direction allocation function |
| CN107428233A (en) * | 2015-03-20 | 2017-12-01 | 保时捷股份公司 | Electric axle drive device for motor vehicles |
| CN107933272A (en) * | 2017-11-17 | 2018-04-20 | 航科汽车底盘系统（镇江）有限公司 | A kind of integrated form planetary gear speed-reduction differential speed motor for new-energy automobile |
| CN108016291A (en) * | 2017-11-29 | 2018-05-11 | 航科汽车底盘系统（镇江）有限公司 | Bridge before a kind of new-energy automobile Monobloc |
| CN108799440A (en) * | 2018-08-30 | 2018-11-13 | 苏州格特钠汽车技术有限公司 | A kind of two grades of electric gear shift(ing)s of integrated form |
| CN109854682A (en) * | 2019-01-31 | 2019-06-07 | 郑州智驱科技有限公司 | A kind of electricity drive bridge slowing-down structure |
| CN110067836A (en) * | 2018-01-24 | 2019-07-30 | 本田技研工业株式会社 | Motor speed change gear |
| CN110406362A (en) * | 2018-04-28 | 2019-11-05 | 舍弗勒技术股份两合公司 | Electric automobile and power assembly thereof |
| US10557525B2 (en) * | 2013-09-22 | 2020-02-11 | Geyuan Power Co., Ltd. | Coaxial output motor |
| CN111247359A (en) * | 2017-09-21 | 2020-06-05 | 博格纳瑞典有限公司 | Torque vectoring device |
| CN111376715A (en) * | 2018-12-29 | 2020-07-07 | 比亚迪股份有限公司 | Electrically-driven speed reducer, electrically-driven axle power assembly and vehicle |
| CN111828566A (en) * | 2019-04-19 | 2020-10-27 | 上海汽车集团股份有限公司 | Gearbox, electric drive system and electric automobile |
| CN112810434A (en) * | 2020-07-19 | 2021-05-18 | 清研华科新能源研究院(南京)有限公司 | Coaxial electric drive axle based on two-stage planet row |
| CN114537042A (en) * | 2020-11-26 | 2022-05-27 | 长沙中车智驭新能源科技有限公司 | Double-planet-row electric drive assembly |
| CN114714872A (en) * | 2022-03-07 | 2022-07-08 | 上海汽车变速器有限公司 | Integrated speed reducer, power system of electric automobile and electric automobile |
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| CN2548836Y (en) * | 2002-04-10 | 2003-05-07 | 武汉理工大学 | Coaxial assembled unitary driving axle for small three or four wheel electric vehicle |
| JP2007331418A (en) * | 2006-06-12 | 2007-12-27 | Hitachi Ltd | Hybrid vehicle drive mechanism and control device |
| US20090111641A1 (en) * | 2007-10-29 | 2009-04-30 | Hyundai Motor Company | Rear wheel drive apparatus for four wheel drive (4WD) hybrid electric vehicle |
| CN101602326A (en) * | 2009-07-06 | 2009-12-16 | 奇瑞汽车股份有限公司 | A kind of differential retarder |
| CN202507926U (en) * | 2012-04-16 | 2012-10-31 | 中国汽车技术研究中心 | Pure-electromobile driving device |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2548836Y (en) * | 2002-04-10 | 2003-05-07 | 武汉理工大学 | Coaxial assembled unitary driving axle for small three or four wheel electric vehicle |
| JP2007331418A (en) * | 2006-06-12 | 2007-12-27 | Hitachi Ltd | Hybrid vehicle drive mechanism and control device |
| US20090111641A1 (en) * | 2007-10-29 | 2009-04-30 | Hyundai Motor Company | Rear wheel drive apparatus for four wheel drive (4WD) hybrid electric vehicle |
| CN101602326A (en) * | 2009-07-06 | 2009-12-16 | 奇瑞汽车股份有限公司 | A kind of differential retarder |
| CN202507926U (en) * | 2012-04-16 | 2012-10-31 | 中国汽车技术研究中心 | Pure-electromobile driving device |
Cited By (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103475152B (en) * | 2013-09-22 | 2015-12-23 | 格源动力有限公司 | With the coaxial motor of one-level speed change |
| US10557525B2 (en) * | 2013-09-22 | 2020-02-11 | Geyuan Power Co., Ltd. | Coaxial output motor |
| CN103475152A (en) * | 2013-09-22 | 2013-12-25 | 襄阳群龙汽车部件股份有限公司 | Coaxial motor with one-stage speed-changing function |
| CN107428233A (en) * | 2015-03-20 | 2017-12-01 | 保时捷股份公司 | Electric axle drive device for motor vehicles |
| CN107428233B (en) * | 2015-03-20 | 2020-08-18 | 保时捷股份公司 | Electric axle drive for a motor vehicle |
| CN106696670A (en) * | 2015-11-12 | 2017-05-24 | 通用汽车环球科技运作有限责任公司 | Powertrain with multi-planetary, single motor drive unit |
| CN106696670B (en) * | 2015-11-12 | 2019-03-08 | 通用汽车环球科技运作有限责任公司 | Dynamical system with multirow star, single motor drive unit |
| CN105546073A (en) * | 2016-01-22 | 2016-05-04 | 吉林大学 | Electric drive system based on two-stage planetary line two-shift transmission |
| CN105539130A (en) * | 2016-01-22 | 2016-05-04 | 吉林大学 | Electric driving axle based on single planet row |
| CN105570419A (en) * | 2016-01-22 | 2016-05-11 | 吉林大学 | Electric driving device based on double-planet-row two-gear transmission |
| CN106143131A (en) * | 2016-09-20 | 2016-11-23 | 湖南早禾新能源汽车有限公司 | Sleeve rotor motor and folk art term planetary reduction gear band differential electric automobile dynamic system |
| CN106926690A (en) * | 2017-03-23 | 2017-07-07 | 重庆大学 | Electric vehicle hub drive device |
| CN107061676A (en) * | 2017-04-21 | 2017-08-18 | 吉林大学 | A kind of electric differential mechanism with torque fixed direction allocation function |
| CN107035846A (en) * | 2017-04-21 | 2017-08-11 | 吉林大学 | A kind of electric differential mechanism with torque fixed direction allocation function |
| CN107035846B (en) * | 2017-04-21 | 2023-04-07 | 吉林大学 | Electric differential mechanism with torque directional distribution function |
| CN106884958A (en) * | 2017-04-21 | 2017-06-23 | 吉林大学 | A kind of electric differential mechanism with torque fixed direction allocation function |
| CN107061676B (en) * | 2017-04-21 | 2023-04-07 | 吉林大学 | Electric differential mechanism with torque directional distribution function |
| CN106884958B (en) * | 2017-04-21 | 2023-04-07 | 吉林大学 | Electric differential mechanism with torque directional distribution function |
| CN111247359A (en) * | 2017-09-21 | 2020-06-05 | 博格纳瑞典有限公司 | Torque vectoring device |
| CN107933272A (en) * | 2017-11-17 | 2018-04-20 | 航科汽车底盘系统（镇江）有限公司 | A kind of integrated form planetary gear speed-reduction differential speed motor for new-energy automobile |
| CN108016291A (en) * | 2017-11-29 | 2018-05-11 | 航科汽车底盘系统（镇江）有限公司 | Bridge before a kind of new-energy automobile Monobloc |
| CN110067836A (en) * | 2018-01-24 | 2019-07-30 | 本田技研工业株式会社 | Motor speed change gear |
| CN110406362A (en) * | 2018-04-28 | 2019-11-05 | 舍弗勒技术股份两合公司 | Electric automobile and power assembly thereof |
| CN108799440A (en) * | 2018-08-30 | 2018-11-13 | 苏州格特钠汽车技术有限公司 | A kind of two grades of electric gear shift(ing)s of integrated form |
| CN111376715B (en) * | 2018-12-29 | 2021-11-12 | 比亚迪股份有限公司 | Electrically-driven speed reducer, electrically-driven axle power assembly and vehicle |
| CN111376715A (en) * | 2018-12-29 | 2020-07-07 | 比亚迪股份有限公司 | Electrically-driven speed reducer, electrically-driven axle power assembly and vehicle |
| CN109854682A (en) * | 2019-01-31 | 2019-06-07 | 郑州智驱科技有限公司 | A kind of electricity drive bridge slowing-down structure |
| CN111828566A (en) * | 2019-04-19 | 2020-10-27 | 上海汽车集团股份有限公司 | Gearbox, electric drive system and electric automobile |
| CN112810434A (en) * | 2020-07-19 | 2021-05-18 | 清研华科新能源研究院(南京)有限公司 | Coaxial electric drive axle based on two-stage planet row |
| CN114537042A (en) * | 2020-11-26 | 2022-05-27 | 长沙中车智驭新能源科技有限公司 | Double-planet-row electric drive assembly |
| CN114714872A (en) * | 2022-03-07 | 2022-07-08 | 上海汽车变速器有限公司 | Integrated speed reducer, power system of electric automobile and electric automobile |
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Application publication date: 20120801 |