CN105757210A - Integrated driving device for two-level electric vehicle - Google Patents

Integrated driving device for two-level electric vehicle Download PDF

Info

Publication number
CN105757210A
CN105757210A CN201610256920.9A CN201610256920A CN105757210A CN 105757210 A CN105757210 A CN 105757210A CN 201610256920 A CN201610256920 A CN 201610256920A CN 105757210 A CN105757210 A CN 105757210A
Authority
CN
China
Prior art keywords
gear
motor
shaft
spline
differential mechanism
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610256920.9A
Other languages
Chinese (zh)
Inventor
邓洋
钱志超
王宇
赵慧超
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FAW Group Corp
Original Assignee
FAW Group Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by FAW Group Corp filed Critical FAW Group Corp
Priority to CN201610256920.9A priority Critical patent/CN105757210A/en
Publication of CN105757210A publication Critical patent/CN105757210A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H37/00Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
    • F16H37/02Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
    • F16H37/06Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
    • F16H37/08Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing
    • F16H37/0806Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with a plurality of driving or driven shafts
    • F16H37/0813Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with a plurality of driving or driven shafts with only one input shaft
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K7/00Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/10Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • H02K7/116Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/02Gearboxes; Mounting gearing therein
    • F16H2057/02034Gearboxes combined or connected with electric machines

Abstract

The invention relates to an integrated driving device for a two-level electric vehicle. The integrated driving device is composed of a driving motor, a transmission and a differential mechanism. The transmission comprises an input shaft and an intermediate shaft. An intermediate shaft gear, a first-level reduction gear, a synchronizer and a second-level reduction gear are sequentially arranged on the intermediate shaft from right to left. A first spline, a second spline, a first-level gear and a second-level gear are sequentially arranged on the input shaft from right to left. An output shaft of the driving motor is connected to the first spline of the input shaft of the transmission. The second spline is fixedly sleeved with a parking gear. The first-level reduction gear is meshed with the first-level gear. The second-level reduction gear is meshed with the second-level gear. The second-level reduction gear and the differential mechanism are integrated. The second-level reduction gear is fixedly arranged on a differential mechanism shell in a sleeving mode and meshed with the intermediate shaft gear. Two axle shaft gears are fixedly into the differential mechanism shell. The axle shaft gears are connected with vehicle axle shaft splines. The integrated driving device has the advantages of being compact in structure and high in integration, and the performance of the electric vehicle is greatly improved.

Description

A kind of integrated drive device of two grades of electric automobiles
Technical field
The invention belongs to the technical field of drive device for electric vehicle, be specifically related to the integrated drive device of a kind of two grades of electric automobiles.
Background technology
Vehicle exhaust is considered as cause one of Global Emissions of Greenhouse Gas aggravation, various places haze takes place frequently and environmental problem highlights day by day arch-criminal, appearance along with the constantly Abgasgesetz of consumption and increasingly stringent of petroleum-based energy, new-energy automobile is little as one discharge, polluting few vehicles and obtained the extensive attention of each car load factory, development new-energy automobile has become the instant task of automobile industry.Except parts such as the electromotor of orthodox car, variator, decelerator, differential mechanisms, the power assembly of new-energy automobile also add the parts such as drive motor and control system, electrokinetic cell.Driving device in most electric motor cars adopts the independent assemblies such as drive motor, decelerator, differential mechanism to be connected by end face.There is problems of each independent assembly volume big, heavier-weight.
Driving device on most electric automobiles adopts the independent assemblies such as drive motor, decelerator, differential mechanism to be connected by end face.There is problems of each independent assembly volume big, heavier-weight.What the driving device on most electric automobiles adopted is the combination of drive motor and the decelerator of fixed speed ratio, owing to transforming gear can not be carried out, it is difficult to take into account the requirement of car load climbing and acceleration and car load max. speed, causes that part electric automobile max. speed gap compared with orthodox car is obvious.
Patent CN104295675A discloses a kind of two grades of electric vehicle transmission assemblies, coordinates with drive motor, it is possible to adapt to car load difference operating mode, but unrealized two speed transmission and drive motor is integrated, and assembly size is bigger than normal, affects the arrangement space of car load.Patent CN203859630U discloses a kind of two grades of motor transmissions of integrated form pure electric vehicle, adopts planetary gear construction, is shifted gears by clutch, there is problems of assembly structure more complicated.On the 22nd Aachen automobile with engine technology seminar, article TheInnovativeBMWPowertrainintheAllNewBMWi8 refer to a kind of with drive motor with the use of two speed transmission, disclosure satisfy that the demand under car load difference operating mode, but unrealized integrated with drive motor.
Summary of the invention
For the deficiency of above-mentioned prior art, it is an object of the invention to provide the integrated drive device of a kind of two grades of electric automobiles, there is compact conformation, the advantage that integrated level is high, there are two gears the performance of electric automobile is improved a lot.
The purpose of the present invention is achieved through the following technical solutions:
A kind of integrated drive device of two grades of electric automobiles, it is made up of the drive motor being arranged in housing 1, variator, differential mechanism, described variator includes power shaft 23 and jackshaft 20, described jackshaft 20 is followed successively by from right to left and the integrated countershaft-gear 20a of jackshaft, the one grade of reduction gearing 17 being nested with by needle bearing, the fixing lock unit 18 being nested with and two keep off reduction gearing 21 by what needle bearing was nested with;It is four sections of axles that described input takes out 23, is followed successively by the first spline 23d, the second spline 23c, one grade of gear 23b and second gear 23a from right to left;The output shaft 7 of described drive motor is connected to transmission input shaft 23 first spline 23d place, the second described spline 23c place fixed cover is equipped with parking gear 25, one grade of described reduction gearing 17 engages with one grade of gear 23b, two described gear reduction gearing 21 engage 23a with second gear, double-reduction gear 13 is integrated with described differential mechanism, described double-reduction gear 13 is fixing to be nested with on differential mechanism shell 14 and engages with countershaft-gear 20a, differential mechanism shell 14 is internal is fixed with two axle shaft gears 15, and axle shaft gear 15 is connected with vehicle semiaxle spline.
The improvement opportunity scheme of the present invention, described drive motor is permagnetic synchronous motor or AC induction motor.
The improvement opportunity scheme of the present invention, described housing 1 is cast with cooling water channel, by the mode of water-cooled, motor stator 2 is cooled down.
The improvement opportunity scheme of the present invention, described drive motor also includes rotor 3, rotary transformer 5, motor right bearing 6, motor left bearing 8 and electric motor end cap 4;Motor shaft 7 one end supports on electric motor end cap 4 by motor right bearing 6, and the other end is bearing on housing 1 by motor left bearing 8, and rotary transformer 5 is arranged in the outer end of motor shaft 7 and is positioned at electric motor end cap 4 inner face.
Beneficial effects of the present invention is as follows:
The present invention provides the integrated drive device of a kind of two grades of electric automobiles drive motor, two speed transmission, differential mechanism to be integrated in same housing, decreases amount of parts, reduces assembly weight.Present invention employs two speed transmission, bigger output moment of torsion can be provided when low speed, improve acceleration and the climbing capacity of electric automobile, additionally it is possible to improve the max. speed of electric automobile.Present configuration is compact, and integrated level is high, and motility and vehicle performance that car load dynamical system is arranged all are greatly improved.
Accompanying drawing explanation
Fig. 1 is the sectional view of a kind of integrated two grades of driving device for electric vehicle of the present invention;
Fig. 2 is the structural representation of a kind of integrated two grades of driving device for electric vehicle power shafts of the present invention.
In figure, 1 housing, 2 motor stators, 3 rotors, 4 electric motor end caps, 5 rotary transformers, 6 motor right bearings, 7 motor shafts, 8 motor left bearings, 9 input shaft oil seals, 10 power shaft right bearings, 11 jackshaft right bearings, 12 output shaft bearings, 13 double-reduction gears, 14 differential mechanism shells, 15 axle shaft gears, 16 axle-shaft oil seals, 17 1 grades of reduction gearing, 18 lock units, 19 jackshaft left bearings, 20 jackshafts, 21 2 grades of reduction gearing, 22 power shaft left bearings, 23 power shafts, 24 variator end caps, 25 parking gears, 20a countershaft-gear, 23d the first spline, 23c the second spline, mono-grade of gear of 23b, 23a second gear.
Detailed description of the invention
Specific embodiments of the present invention are described in detail below in conjunction with accompanying drawing.
As shown in Figure 1, it is made up of the drive motor being arranged in housing 1, variator, differential mechanism, described variator includes power shaft 23 and jackshaft 20, described jackshaft 20 is followed successively by fixing countershaft-gear 20a, the one grade of reduction gearing 17 being nested with by needle bearing, the fixing lock unit 18 being nested with being nested with from right to left and two keeps off reduction gearing 21 by what needle bearing was nested with;Described input is taken out 23 and is divided into four major parts, is followed successively by the first spline 23d, the second spline 23c, one grade of gear 23b and second gear 23a from right to left;The output shaft 7 of described drive motor is connected to transmission input shaft 23 first spline 23d place, the second described spline 23c place fixed cover is equipped with parking gear 25, one grade of described reduction gearing 17 engages with one grade of gear 23b, two described gear reduction gearing 21 engage 23a with second gear, described differential mechanism includes double-reduction gear 13, described double-reduction gear 13 is fixing to be nested with on differential mechanism shell 14 and engages with countershaft-gear 20a, differential mechanism shell 14 is internal is fixed with two axle shaft gears 15, and axle shaft gear 15 is connected with vehicle semiaxle spline.
Described housing 1 inner chamber is divided into motor cavity and variator cavities, variator and differential mechanism are arranged in variator cavities, drive motor is arranged in motor cavity, sealed by input shaft oil seal 9 between motor cavity and variator cavities, it is ensured that the lubricating oil of variator does not enter in motor and electrical machine insulation is produced impact.Drive motor is permagnetic synchronous motor or AC induction motor, housing 1 has the cooling water channel of casting, by the mode of water-cooled, motor stator 2 is cooled down, and the gear of variator and bearing carry out oil lubrication by the mode splashed.
Described drive motor also includes motor stator 2, rotor 3, rotary transformer 5, motor right bearing 6, motor left bearing 8 and electric motor end cap 4;Described motor stator 2 is made up of stator core and winding, stator core is overrided to form by non-oriented silicon steel sheet, stator winding is distributed winding, described rotor 3 is made up of rotor core, permanent magnet and dynamic balancing duplicate removal plate, rotor core is overrided to form by non-oriented silicon steel sheet, and permanent magnet is NdFeB material.Described motor shaft 7 one end supports on electric motor end cap 4 by motor right bearing 6, and the other end is bearing on housing 1 by motor left bearing 8, and rotary transformer 5 is arranged in the outer end of motor shaft 7 and is positioned at electric motor end cap 4 inner face.
The output shaft of described drive motor is motor shaft 7, and the power shaft of variator is power shaft 23, and the internal spline on motor shaft 7 is connected with the first spline 23d on power shaft 23, and the motor shaft 7 of drive motor is connected with the power shaft 23 of variator, transmits power.Described drive motor can be permagnetic synchronous motor or AC induction motor, rotary transformer 5 is the position sensor of drive motor, motor can be controlled by car load according to the signal understood from rotary transformer 5, and rotary transformer 5 is arranged in the outer end of motor shaft 7 and is positioned at electric motor end cap 4 inner face.
The intermediate gear group that described variator includes the intermediate gear 23a on one grade of gear train being made up of one grade of gear 23b on power shaft 23 and one grade of reduction gearing 17 and power shaft 23 and two grades of reduction gearing 21 form, the driving gear of one grade of gear train is one grade of gear 23b on power shaft 23, driven gear is one grade of reduction gearing 17, one grade of reduction gearing 17 is arranged on jackshaft 20 by needle bearing, the driving gear of intermediate gear group is the intermediate gear 23a on power shaft 23, driven gear is two grades of reduction gearing 21, two grades of reduction gearing 21 are arranged on jackshaft 20 by needle bearing;Lock unit 18 is arranged between one grade of reduction gearing 17 and two grades of reduction gearing 21 and is arranged on jackshaft 20, lock unit 18 is connected with jackshaft 20 spline, during gearshift, lock unit 18 is stirred to the right, lock unit 18 engages with one grade of reduction gearing 17, and driving device is in one grade, is stirred to the left by lock unit 18, lock unit 18 engages with two grades of reduction gearing 21, and driving device is in two grades;The gear parts of jackshaft 20 is meshed with double-reduction gear 13.One grade of gear 23b and second gear 23a, one grade of reduction gearing 17, two grades of reduction gearing 21, countershaft-gear 20a, double-reduction gears 13 on power shaft 23 are helical gear, can meet requirement of strength during heavy load.Power shaft 23 supports on variator end cap 24 by power shaft left bearing 22, is supported on housing 1 by power shaft right bearing 10;Jackshaft 20 supports on variator end cap 24 by jackshaft left bearing 19, is supported on housing 1 by jackshaft right bearing 11.Being provided with parking gear 25 by spline on power shaft 23, outside halting mechanism pins power shaft 23 by parking gear 25, thus realizing parking function.
Described differential mechanism shell 14 is bolted with double-reduction gear 13, and two coaxial axle shaft gears 15 in differential mechanism shell 14, as the outfan of whole device, are connected with two Formation of Axle Shaft Spline of vehicle respectively, and vehicle semiaxle is directly connected to hub for vehicle wheel.The lubricating oil that differential mechanism two ends are ensured in device by axle-shaft oil seal 16 is not revealed.Output shaft bearing 12 is used for supporting differential mechanism.
The power delivery mode of the present invention is as follows:
Winding energising in motor stator 2 in drive motor, convert electrical energy into mechanical energy drive motor rotor 3 by the electromagnetic field of electric machine rotor to rotate, when one grade, lock unit 18 engages with one grade of reduction gearing 17, and power passes to differential mechanism shell 14 by one grade of gear train and double-reduction gear group;When two grades, lock unit 18 engages with two grades of reduction gearing 21, power passes to differential mechanism shell 14 by intermediate gear group and the double-reduction gear group that is made up of countershaft-gear 20a and double-reduction gear 13, hub for vehicle wheel is imparted power to by axle shaft gear 15, thus driving vehicle to travel after differential mechanism.During reversing, motor reversal, make vehicle driving in reverse.
Above by detailed description of the invention, the present invention being described in detail, this embodiment is only the preferred embodiments of the present invention, should not be construed as limitation of the present invention, and the change that any foundation principles of the invention is done all should within protection scope of the present invention.

Claims (4)

1. the integrated drive device of two grades of electric automobiles, it is characterized in that: be made up of the drive motor being arranged in housing (1), variator, differential mechanism, described variator includes power shaft (23) and jackshaft (20), described jackshaft (20) is followed successively by fixing countershaft-gear (20a), the one grade of reduction gearing (17) being nested with by needle bearing, the fixing lock unit (18) being nested with being nested with from right to left and two keeps off reduction gearing (21) by what needle bearing was nested with;Described power shaft (23) is followed successively by the first spline (23d), the second spline (23c), one grade of gear (23b) and second gear (23a) from right to left;The output shaft (7) of described drive motor is connected to transmission input shaft (23) first spline (23d) place, described the second spline (23c) place fixed cover is equipped with parking gear (25), one grade of described reduction gearing (17) is engaged with one grade of gear (23b), two described gears reduction gearing (21) engage (23a) with second gear, double-reduction gear (13) is integrated with described differential mechanism, described double-reduction gear (13) is fixing to be nested with upper at differential mechanism shell (14) and engages with countershaft-gear (20a), differential mechanism shell (14) is internal is fixed with two axle shaft gears (15), axle shaft gear (15) is connected with vehicle semiaxle spline.
2. the integrated drive device of two grades of electric automobiles as claimed in claim 1, it is characterised in that: described drive motor is permagnetic synchronous motor.
3. the integrated drive device of two grades of electric automobiles as claimed in claim 1, it is characterised in that: described housing is provided with cooling water channel on (1).
4. the integrated drive device of two grades of electric automobiles as claimed in claim 1, it is characterised in that: described drive motor also includes rotor (3), rotary transformer (5), motor right bearing (6), motor left bearing (8) and electric motor end cap (4);Described motor shaft (7) one end supports on electric motor end cap (4) by motor right bearing (6), the other end is bearing on housing (1) by motor left bearing (8), and rotary transformer (5) is arranged in the outer end of motor shaft (7) and is positioned at electric motor end cap (4) inner face.
CN201610256920.9A 2016-04-23 2016-04-23 Integrated driving device for two-level electric vehicle Pending CN105757210A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610256920.9A CN105757210A (en) 2016-04-23 2016-04-23 Integrated driving device for two-level electric vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610256920.9A CN105757210A (en) 2016-04-23 2016-04-23 Integrated driving device for two-level electric vehicle

Publications (1)

Publication Number Publication Date
CN105757210A true CN105757210A (en) 2016-07-13

Family

ID=56325530

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610256920.9A Pending CN105757210A (en) 2016-04-23 2016-04-23 Integrated driving device for two-level electric vehicle

Country Status (1)

Country Link
CN (1) CN105757210A (en)

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106151402A (en) * 2016-07-19 2016-11-23 金碧波 Electric motor car bi-directional teeth wheel drive automatic speed change motor transmission mechanism
CN106808989A (en) * 2017-03-03 2017-06-09 中国第汽车股份有限公司 A kind of pure electric vehicle double-motor driving device
CN107379965A (en) * 2017-08-21 2017-11-24 中能绿驰成都汽车科技有限公司 A kind of 2AMT power drive systems of integrated form
CN107985045A (en) * 2017-12-05 2018-05-04 武汉理工大学 A kind of integrated electric drives power assembly system
CN108825728A (en) * 2018-08-30 2018-11-16 苏州格特钠汽车技术有限公司 A kind of no gear shift power interruption two-level electric gear shift(ing)
CN109372958A (en) * 2018-12-21 2019-02-22 苏州绿控传动科技股份有限公司 A kind of logistic car electricity drive bridge speed changer
CN109412309A (en) * 2018-10-08 2019-03-01 湖北星星电驱动有限公司 A kind of motor and subtractive speed integrate axle housing and its processing technology
CN109677252A (en) * 2019-02-26 2019-04-26 重庆青山工业有限责任公司 A kind of highly integrated high-performance pure electric automobile power assembly
CN109695686A (en) * 2018-12-07 2019-04-30 一汽解放汽车有限公司 A kind of drive axle double speed decelerator structure of bi-bevel gear
WO2019080468A1 (en) * 2017-10-25 2019-05-02 盐城市步高汽配制造有限公司 Two-gear countershaft transmission structure and gear change method therefor
CN109831062A (en) * 2017-11-23 2019-05-31 上海汽车集团股份有限公司 The speed changer of integrated driving motor module and hybrid power assembly with it
CN110005789A (en) * 2018-01-04 2019-07-12 上汽通用汽车有限公司 Hybrid power gearbox motor inputs shafting structure
CN110901358A (en) * 2018-09-17 2020-03-24 舍弗勒技术股份两合公司 Electric bridge driving system and vehicle
WO2020187314A1 (en) * 2019-03-20 2020-09-24 爱驰汽车(上海)有限公司 Integrated electric drive assembly and electric vehicle
WO2021042426A1 (en) * 2019-09-03 2021-03-11 精进电动科技股份有限公司 Electric drive assembly of dry differential and new energy automobile
US20210317907A1 (en) * 2020-04-13 2021-10-14 Dana Automotive Systems Group, Llc Systems for electric vehicle
US11247548B2 (en) * 2017-05-25 2022-02-15 Dana Heavy Vehicle Systems Group, Llc Modular head assembly for an electric axle
US11300193B2 (en) * 2018-06-12 2022-04-12 Jing-Jin Electric Technologies Co., Ltd. Integrated electric drive power assembly
WO2024037808A1 (en) * 2022-08-17 2024-02-22 Bayerische Motoren Werke Aktiengesellschaft Motor vehicle drive device
WO2024037809A1 (en) * 2022-08-17 2024-02-22 Bayerische Motoren Werke Aktiengesellschaft Roller-bearing-mounted motor vehicle drive unit

Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101771310A (en) * 2010-01-29 2010-07-07 重庆宗申发动机制造有限公司 Driving motor of electric vehicle
CN101968104A (en) * 2010-09-28 2011-02-09 安徽江淮汽车股份有限公司 Driving device of double-clutch transmission
CN201992007U (en) * 2011-04-14 2011-09-28 天津阿尔特汽车技术有限公司 Two-gear automatic transmission of electric vehicle
CN202579846U (en) * 2012-05-24 2012-12-05 姜华 Full electric vehicle two-gear driver
CN102979862A (en) * 2012-11-23 2013-03-20 武汉理工通宇新源动力有限公司 Two speed automatic transmission
WO2013038942A1 (en) * 2011-09-13 2013-03-21 Ntn株式会社 Vehicular motor drive device and automobile
CN103423409A (en) * 2012-05-24 2013-12-04 姜华 Two-speed transmission in all-electric automobiles
CN104057821A (en) * 2014-06-04 2014-09-24 合肥工业大学 Power system assembly for two-speed electric vehicles
CN203859630U (en) * 2014-04-08 2014-10-01 武汉理工大学 Integrated two-gear motor speed changer for pure electric vehicle
CN104295675A (en) * 2014-10-21 2015-01-21 重庆市霞艺汽车配件制造有限公司 Bi-gear gearbox assembly of electric vehicle
CN204942417U (en) * 2015-09-10 2016-01-06 青州圣荣源齿轮有限公司 Electric vehicle two-shift automatic variable speed case
CN105485262A (en) * 2016-01-22 2016-04-13 吉林大学 Two-gear transmission for electric vehicle
CN205168164U (en) * 2015-11-25 2016-04-20 广州汽车集团股份有限公司 Two grades of hybrid coupled system of bi -motor
CN205371477U (en) * 2016-03-08 2016-07-06 唐山爱信齿轮有限责任公司 Electric automobile keeps off derailleur with two
CN205780686U (en) * 2016-04-23 2016-12-07 中国第一汽车股份有限公司 A kind of integrated drive device of two grades of electric automobiles

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101771310A (en) * 2010-01-29 2010-07-07 重庆宗申发动机制造有限公司 Driving motor of electric vehicle
CN101968104A (en) * 2010-09-28 2011-02-09 安徽江淮汽车股份有限公司 Driving device of double-clutch transmission
CN201992007U (en) * 2011-04-14 2011-09-28 天津阿尔特汽车技术有限公司 Two-gear automatic transmission of electric vehicle
WO2013038942A1 (en) * 2011-09-13 2013-03-21 Ntn株式会社 Vehicular motor drive device and automobile
CN103423409A (en) * 2012-05-24 2013-12-04 姜华 Two-speed transmission in all-electric automobiles
CN202579846U (en) * 2012-05-24 2012-12-05 姜华 Full electric vehicle two-gear driver
CN102979862A (en) * 2012-11-23 2013-03-20 武汉理工通宇新源动力有限公司 Two speed automatic transmission
CN203859630U (en) * 2014-04-08 2014-10-01 武汉理工大学 Integrated two-gear motor speed changer for pure electric vehicle
CN104057821A (en) * 2014-06-04 2014-09-24 合肥工业大学 Power system assembly for two-speed electric vehicles
CN104295675A (en) * 2014-10-21 2015-01-21 重庆市霞艺汽车配件制造有限公司 Bi-gear gearbox assembly of electric vehicle
CN204942417U (en) * 2015-09-10 2016-01-06 青州圣荣源齿轮有限公司 Electric vehicle two-shift automatic variable speed case
CN205168164U (en) * 2015-11-25 2016-04-20 广州汽车集团股份有限公司 Two grades of hybrid coupled system of bi -motor
CN105485262A (en) * 2016-01-22 2016-04-13 吉林大学 Two-gear transmission for electric vehicle
CN205371477U (en) * 2016-03-08 2016-07-06 唐山爱信齿轮有限责任公司 Electric automobile keeps off derailleur with two
CN205780686U (en) * 2016-04-23 2016-12-07 中国第一汽车股份有限公司 A kind of integrated drive device of two grades of electric automobiles

Cited By (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106151402A (en) * 2016-07-19 2016-11-23 金碧波 Electric motor car bi-directional teeth wheel drive automatic speed change motor transmission mechanism
CN106808989A (en) * 2017-03-03 2017-06-09 中国第汽车股份有限公司 A kind of pure electric vehicle double-motor driving device
US11247548B2 (en) * 2017-05-25 2022-02-15 Dana Heavy Vehicle Systems Group, Llc Modular head assembly for an electric axle
CN107379965A (en) * 2017-08-21 2017-11-24 中能绿驰成都汽车科技有限公司 A kind of 2AMT power drive systems of integrated form
WO2019080468A1 (en) * 2017-10-25 2019-05-02 盐城市步高汽配制造有限公司 Two-gear countershaft transmission structure and gear change method therefor
CN109831062A (en) * 2017-11-23 2019-05-31 上海汽车集团股份有限公司 The speed changer of integrated driving motor module and hybrid power assembly with it
CN107985045A (en) * 2017-12-05 2018-05-04 武汉理工大学 A kind of integrated electric drives power assembly system
CN110005789A (en) * 2018-01-04 2019-07-12 上汽通用汽车有限公司 Hybrid power gearbox motor inputs shafting structure
US11300193B2 (en) * 2018-06-12 2022-04-12 Jing-Jin Electric Technologies Co., Ltd. Integrated electric drive power assembly
CN108825728A (en) * 2018-08-30 2018-11-16 苏州格特钠汽车技术有限公司 A kind of no gear shift power interruption two-level electric gear shift(ing)
CN110901358A (en) * 2018-09-17 2020-03-24 舍弗勒技术股份两合公司 Electric bridge driving system and vehicle
CN109412309B (en) * 2018-10-08 2021-04-27 湖北星星电驱动有限公司 Motor and differential speed reduction integrated axle housing and machining process thereof
CN109412309A (en) * 2018-10-08 2019-03-01 湖北星星电驱动有限公司 A kind of motor and subtractive speed integrate axle housing and its processing technology
CN109695686A (en) * 2018-12-07 2019-04-30 一汽解放汽车有限公司 A kind of drive axle double speed decelerator structure of bi-bevel gear
CN109695686B (en) * 2018-12-07 2024-02-23 一汽解放汽车有限公司 Driving axle double-speed reducer structure with double bevel gears
CN109372958A (en) * 2018-12-21 2019-02-22 苏州绿控传动科技股份有限公司 A kind of logistic car electricity drive bridge speed changer
CN109677252A (en) * 2019-02-26 2019-04-26 重庆青山工业有限责任公司 A kind of highly integrated high-performance pure electric automobile power assembly
WO2020187314A1 (en) * 2019-03-20 2020-09-24 爱驰汽车(上海)有限公司 Integrated electric drive assembly and electric vehicle
WO2021042426A1 (en) * 2019-09-03 2021-03-11 精进电动科技股份有限公司 Electric drive assembly of dry differential and new energy automobile
US20220268348A1 (en) * 2019-09-03 2022-08-25 Jing-Jin Electric Technologies Co., Ltd. Electric drive assembly of dry differential and new energy automobile
US11773957B2 (en) * 2020-04-13 2023-10-03 Dana Automotive Systems Group, Llc Systems for electric vehicle
US20210317907A1 (en) * 2020-04-13 2021-10-14 Dana Automotive Systems Group, Llc Systems for electric vehicle
WO2024037808A1 (en) * 2022-08-17 2024-02-22 Bayerische Motoren Werke Aktiengesellschaft Motor vehicle drive device
WO2024037809A1 (en) * 2022-08-17 2024-02-22 Bayerische Motoren Werke Aktiengesellschaft Roller-bearing-mounted motor vehicle drive unit

Similar Documents

Publication Publication Date Title
CN105757210A (en) Integrated driving device for two-level electric vehicle
CN205780686U (en) A kind of integrated drive device of two grades of electric automobiles
CN105790500A (en) Integrated driving device for electric vehicle
CN105024509B (en) The birotor wheel hub motor and its method of power transmission of four-wheel driving electric vehicle
CN106740043B (en) Power assembly device for range-extending type electric vehicle
CN204271815U (en) A kind of used in new energy vehicles integrated driving device
CN104377881A (en) Integrated driving device for new energy vehicle
CN103633775B (en) A kind of built-in difference subtracts the driving motor for electric automobile of assembly
CN206528311U (en) A kind of pure electric vehicle double-motor driving device
CN106808989A (en) A kind of pure electric vehicle double-motor driving device
CN201777109U (en) Integrated motor-driven system
CN106515408B (en) A kind of super more motors series connection stepless variable engines
CN201792742U (en) Integrated driving device
CN103587411A (en) Motor-transmission integrated transmission system for blade electric vehicle
ITMI20121463A1 (en) TRACTION DEVICE FOR A HYBRID TRAILER VEHICLE
CN102371892A (en) Integrated motor driving system
CN105291812A (en) Integrated type hybrid power automobile power-driven system with double clutch and birotor motor
CN110091700A (en) Retarder, driving device and electric car
CN207225060U (en) Electric automobile Allinone Driving System
CN203645464U (en) Driving motor of built-in differential mechanism and reducer assemblies used for electric vehicle
CN103770610A (en) Electric vehicle motive power assembly
CN207809041U (en) Hybrid electric drive system and vehicle
CN206598718U (en) A kind of two grades of power coupling casees of automobile-used bi-motor
CA3029471C (en) Compact drive unit for traction vehicles
CN108859711A (en) A kind of integrated form different capacity Dual-motors Driving bridge with parking brake

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20160713