CN108561525A - A kind of Dual-motors Driving bridge case of pure electric automobile - Google Patents
A kind of Dual-motors Driving bridge case of pure electric automobile Download PDFInfo
- Publication number
- CN108561525A CN108561525A CN201810427476.1A CN201810427476A CN108561525A CN 108561525 A CN108561525 A CN 108561525A CN 201810427476 A CN201810427476 A CN 201810427476A CN 108561525 A CN108561525 A CN 108561525A
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- gear
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- driven gear
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/06—Combinations 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
- F16H37/08—Combinations 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
- F16H37/0806—Combinations 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/02—Arrangement or mounting of electrical propulsion units comprising more than one electric motor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing
- B60K17/16—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of differential gearing
- B60K17/165—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of differential gearing provided between independent half axles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02034—Gearboxes combined or connected with electric machines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02039—Gearboxes for particular applications
- F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/0021—Transmissions for multiple ratios specially adapted for electric vehicles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
- F16H2200/0034—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising two forward speeds
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/087—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears
- F16H3/089—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears all of the meshing gears being supported by a pair of parallel shafts, one being the input shaft and the other the output shaft, there being no countershaft involved
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- General Engineering & Computer Science (AREA)
- Hybrid Electric Vehicles (AREA)
- Structure Of Transmissions (AREA)
- Retarders (AREA)
- Control Of Multiple Motors (AREA)
Abstract
Present invention relates particularly to a kind of Dual-motors Driving bridge casees of pure electric automobile, wherein, driving gear is fixed on input shaft, motor and input axis connection simultaneously provide power, for driven gear empty set on jackshaft, synchronizer can move left and right driven gear connection, and master subtracts driving gear and is fixedly connected with jackshaft, motor output power subtracts driven gear by master and is transmitted to differential mechanism, and left half axle and right axle shaft are connect by spline with differential mechanism respectively.The invention has the advantages that driving motor, gearbox, drive axle are done integrated design, logistics chassis space is saved, the drive shaft of front-engine rear-drive is reduced in structure, saves cost;By electric machine speed regulation, so that synchronizer speed discrepancy is reduced, the synchronous ring structure of synchronizer is eliminated while ensureing performance, simplifies structure.
Description
Technical field
The present invention relates to electric powered motor technical fields, and in particular to a kind of Dual-motors Driving bridge of pure electric automobile
Case.
Background technology
It is environmentally friendly with it is energy saving be major issue that the 21st century whole world faces, Chinese Government also proposed construction economizing type
The fundamental state policy of society and the Industry Development Policy for encouraging development small displacement energy-efficient automobile, electric vehicle are to realize this target
One of important method.Retarder, drive axle and motor are all the important components of electric vehicle.
For example, application No. is 201510391895.0 Chinese invention patent application, a kind of Dual-motors Driving bridge is disclosed
Structure comprising be located at the axle housing of bottom of frame, be set up in parallel that there are two independent driving motor, the masters of each motor in axle housing
Planetary reduction gear is all installed on axis, the power of driving motor output is transferred to transmission shaft through planetary reduction gear, then through transmission shaft
It is sent to a pair of of the front driving wheel or postposition driving wheel of electric vehicle.
In another example application No. is 201611009432.4 Chinese invention patent application, a kind of dual-motor combination is disclosed
Electric motor car driving bridge, including two wheels and worm couple are sequentially coaxially equipped with left axle housing, main rotation between two wheels
Change, main motor, planetary gear train, differential mechanism, right axle housing, worm couple include worm gear and worm screw, and worm screw is coaxial with speed regulating motor
Connection.
The problems of the above-mentioned prior art is:It all there is power interruption in the process of running, influence to automobile
Driving experience;High torque motor cost is expensive, of high cost, and system effectiveness is low.
Invention content
In view of the defects existing in the prior art, the present invention provides a kind of Dual-motors Driving bridge casees of pure electric automobile.
The technical scheme is that a kind of Dual-motors Driving bridge case of pure electric automobile, including the first jackshaft, first
Input shaft, four gear driven gears, four gear driving gears, the first synchronizer, two gear driven gears, two gear driving gear, differential mechanism,
First master subtracts driving gear, first motor, left half axle, right axle shaft, the second jackshaft, the second input shaft, three gear driven gears, three
Gear driving gear, the second synchronizer, a gear driven gear, a gear driving gear, the second master subtract driving gear, the second motor and master
Subtract driven gear, wherein two gear driving gear and four gear driving gears are fixed on the first input shaft, and first motor is defeated with first
Enter axis connection and power is provided, two gear driven gears and four gear driven gear empty sets are on the first jackshaft, the first synchronizer energy
It enough moves left and right respectively and is connect with two gear driven gears and four gear driven gears, the first master subtracts driving gear and the first jackshaft
It is fixedly connected, main to subtract that driven gear subtracts driving gear with the first master respectively and the second master subtracts driving gear and engage connection, first is electric
Machine exports power and is transmitted to differential mechanism by the main driven gear that subtracts, and left half axle and right axle shaft are connected by spline and differential mechanism respectively
It connects;
One gear driving gear and three gear driving gears are fixed on the second input shaft, the second motor and the second input axis connection
And power is provided, on the second jackshaft, the second synchronizer can control shifting for a gear driven gear and three gear driven gear empty sets
Dynamic to be connect respectively with a gear driven gear and three gear driven gears, the second master subtracts driving gear and is fixedly connected with the second jackshaft,
Second motor output power subtracts driven gear by master and is transmitted to differential mechanism.
Further, left half axle and right axle shaft are fixed using bridge tube support.
Further, differential mechanism bosom position is installed on four bifurcateds of cross axle, cross axle and is respectively equipped with
One cone tooth.
Further, first motor and the second motor can use asynchronous machine, switched reluctance AC servo motor or
Any one in switch magnetic flow formula AC servo motor.
Further, the first master subtracts driving gear, the second master subtracts driving gear and main subtract driven gear to be all made of cylinder oblique
Gear is made.
The superior of Dual-motors Driving bridge case of the present invention has the technical effect that:
(1) driving motor, gearbox, drive axle are done into integrated design, saves logistics chassis space, subtracts in structure
The drive shaft for having lacked front-engine rear-drive, saves cost;
(2) energy intersection subtracts driven gear main, and the main driven gear that subtracts subtracts driving gear and engage with two masters simultaneously, will
The torque that two motors generate is collected;
(3) small torque motor coordinates high ratio power train, and economy was best on the basis of both having met vehicle dynamic property demand,
Meets the needs of to small torque pot motor again simultaneously;
(4) by electric machine speed regulation, so that synchronizer speed discrepancy is reduced, the synchronization of synchronizer is eliminated while ensureing performance
Ring structure simplifies structure;
(5) two sets of completely self-contained shift motor mechanisms, it is necessary because the gear in the application is applied in combination
Using two independent gearshifts, ensure that odd number gear and even number gear can engage simultaneously.
Description of the drawings
Fig. 1 is the structural schematic diagram of Dual-motors Driving bridge case of the present invention.
In figure shown in label:The first jackshafts of 1-, the first input shafts of 2-, 3- tetra- keep off driven gear, and 4- tetra- keeps off driving gear,
The first synchronizers of 5-, 6- bis- keep off driven gear, 7- two gear driving gears, 8- differential mechanisms, and the masters of 9- first subtract driving gear, 10- the
One motor, 11- left half axles, 12- right axle shafts, the second jackshafts of 13-, the second input shafts of 14-, 15- tri- keep off driven gear, 16- tri-
Driving gear, the second synchronizers of 17- are kept off, 18- mono- keeps off driven gear, and 19- mono- keeps off driving gear, and the masters of 20- second subtract driving gear,
The second motors of 21-, 22- master subtract driven gear.
Specific implementation mode
The specific implementation mode of Dual-motors Driving bridge case of the present invention is done further in detail with reference to the accompanying drawings of the specification
It describes in detail bright.
As shown in Figure 1, Dual-motors Driving bridge case of the present invention include the first jackshaft 1, the first input shaft 2, four gear from
Moving gear 3, four keeps off driving gear 4, the first synchronizer 5, two gear driven gear 6, two gear driving gear 7, differential mechanism 8, first and leads
Subtract driving gear 9, first motor 10, left half axle 11, right axle shaft 12, the second jackshaft 13, the second input shaft 14, three gear driven tooth
15, three gear driving gear 16 of wheel, the second synchronizer 17, one gear driven gear 18, one keep off the master of driving gear 19, second and subtract driving tooth
The 20, second motor 21 of wheel and master subtract driven gear 22, wherein it is defeated that the gear driving gear 4 of two gear driving gear 7 and four is fixed on first
Enter on axis 2, first motor 10 connect and provide power with the first input shaft 2, and it is empty that two gear driven gears 6 and four keep off driven gear 3
It is sleeved on the first jackshaft 1, the first synchronizer 5 can move left and right and keep off driven gear 3 with two gear driven gears 6 and four respectively
Connection, the first master subtract driving gear 9 and are fixedly connected with the first jackshaft 1, and the main driven gear 22 that subtracts subtracts actively with the first master respectively
The master of gear 9 and second subtracts the engagement connection of driving gear 20, couples the power of first motor 10 and the second motor 21, first motor 10
The power of output is transmitted to differential mechanism 8 by the main driven gear 22 that subtracts, left half axle 11 and right axle shaft 12 respectively by spline with it is poor
Fast device 8 connects;
One gear driving gear 19 and three keeps off driving gear 16 and is fixed on the second input shaft 14, the second motor 21 and second defeated
Entering axis 14 and connects and provide power, a gear driven gear 18 and three keeps off 15 empty set of driven gear on the second jackshaft 13, and second
Synchronizer 17 can move left and right and keep off driven gear 15 with a gear driven gear 18 and three respectively and connect, and the second master subtracts driving tooth
Wheel 20 is fixedly connected with the second jackshaft 13, and the power of the second motor 21 output subtracts driven gear 22 by master and is transmitted to differential mechanism
8。
Further, left half axle 11 and right axle shaft 12 are fixed using bridge tube support.
Further, 8 bosom position of differential mechanism is installed on four bifurcateds of cross axle, cross axle and is respectively equipped with
One cone tooth.
Further, first motor 10 and the second motor 21 can use asynchronous machine, switched reluctance AC servo electricity
Any one in machine or switch magnetic flow formula AC servo motor.
Further, the first master subtracts the master of driving gear 9, second and subtracts driving gear 20 and main subtract driven gear 22 and be all made of circle
Column angular gear is made.
The operational process of Dual-motors Driving bridge case of the present invention is as follows:
One gear operational process:Second motor generates power, passes sequentially through the second input shaft, a gear driving gear, second together
Step device, a gear driven gear, the second jackshaft, the second master subtracts driving gear, master subtracts driven gear, differential mechanism, finally by power
It is transmitted to left half axle and right axle shaft;
Two gear operational process:First motor generates power, passes sequentially through the first input shaft, two gear driving gear, first together
Step device, two gear driven gears, the first jackshaft, the first master subtracts driving gear, master subtracts driven gear, differential mechanism, finally by power
It is transmitted to left half axle and right axle shaft;
Three gear operational process:Second motor generates power, passes sequentially through the second input shaft, three gear driving gears, second together
Step device, three gear driven gears, the second jackshaft, the second master subtracts driving gear, master subtracts driven gear, differential mechanism, finally by power
It is transmitted to left half axle and right axle shaft;
Four gear operational process:First motor generates power, passes sequentially through the first input shaft, four gear driving gears, first together
Step device, four gear driven gears, the first jackshaft, the first master subtracts driving gear, master subtracts driven gear, differential mechanism, finally by power
It is transmitted to left half axle and right axle shaft.
Present invention is not limited to the embodiments described above, without departing substantially from substantive content of the present invention, art technology
Any deformation, improvement, the replacement that personnel are contemplated that each fall within protection scope of the present invention.
Claims (5)
1. a kind of Dual-motors Driving bridge case of pure electric automobile, including the first jackshaft (1), the first input shaft (2), fourth gear are driven
Gear (3), fourth gear driving gear (4), the first synchronizer (5), two grades of driven gears (6), two grades of driving gears (7), differential mechanisms
(8), the first master subtracts driving gear (9), first motor (10), left half axle (11), right axle shaft (12), the second jackshaft (13), the
Two input shafts (14), third gear driven gear (15), third speed drive gear (16), the second synchronizer (17), first speed driven gear
(18), one grade of driving gear (19), the second master subtract driving gear (20), the second motor (21) and master and subtract driven gear (22),
In, two grades of driving gears (7) and four gear driving gears (4) are fixed on the first input shaft (2), first motor (10) and first defeated
Enter axis (2) connect and power is provided, two grades of driven gears (6) and fourth gear driven gear (3) empty set on the first jackshaft (1),
First synchronizer (5) can be moved left and right respectively and be connect with two grades of driven gears (6) and fourth gear driven gear (3), the first master
Subtract driving gear (9) to be fixedly connected with the first jackshaft (1), first motor (10) exports power and subtracts driven gear (22) by master
Be transmitted to differential mechanism (8), it is main subtract driven gear (22) and subtract driving gear (9) and second with the first master respectively lead and subtract driving gear
(20) engagement connection, left half axle (11) and right axle shaft (12) are connect by spline with differential mechanism (8) respectively;
One grade of driving gear (19) and three gear driving gears (16) are fixed on the second input shaft (14), the second motor (21) and the
Two input shafts (14) connect and provide power, and first speed driven gear (18) and third gear driven gear (15) empty set are in the second jackshaft
On, the second synchronizer (17) can move left and right to be connect with first speed driven gear (18) and third gear driven gear (15) respectively, the
Two masters subtract driving gear (20) and are fixedly connected with the second jackshaft (13), and the second motor (21) exports power and subtracts driven tooth by master
Wheel (22) is transmitted to differential mechanism (8).
2. Dual-motors Driving bridge case according to claim 1, which is characterized in that left half axle (11) and right axle shaft (12) use
Bridge tube support is fixed.
3. Dual-motors Driving bridge case according to claim 1, which is characterized in that differential mechanism (8) bosom position is fixed
Being equipped on four bifurcateds of cross axle, cross axle respectively dress, there are one bore tooth.
4. Dual-motors Driving bridge case according to claim 1, which is characterized in that first motor (10) and the second motor (21)
Any one in asynchronous machine, switched reluctance AC servo motor or switch magnetic flow formula AC servo motor can be used.
5. Dual-motors Driving bridge case according to claim 1, which is characterized in that the first master subtracts driving gear (9), the second master
Subtract driving gear (20) and it is main subtract driven gear (22) and be all made of cylinder angular gear be made.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810427476.1A CN108561525A (en) | 2018-05-07 | 2018-05-07 | A kind of Dual-motors Driving bridge case of pure electric automobile |
PCT/CN2018/000292 WO2019213792A1 (en) | 2018-05-07 | 2018-08-07 | Dual-motor transaxle case of pure electric vehicle |
DE212018000236.3U DE212018000236U1 (en) | 2018-05-07 | 2018-08-07 | Dual motor drive axle housing of a pure electric vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810427476.1A CN108561525A (en) | 2018-05-07 | 2018-05-07 | A kind of Dual-motors Driving bridge case of pure electric automobile |
Publications (1)
Publication Number | Publication Date |
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CN108561525A true CN108561525A (en) | 2018-09-21 |
Family
ID=63538190
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810427476.1A Pending CN108561525A (en) | 2018-05-07 | 2018-05-07 | A kind of Dual-motors Driving bridge case of pure electric automobile |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN108561525A (en) |
DE (1) | DE212018000236U1 (en) |
WO (1) | WO2019213792A1 (en) |
Cited By (9)
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CN109334349A (en) * | 2018-11-26 | 2019-02-15 | 苏州绿控传动科技股份有限公司 | A kind of new energy vehicle electric drive axle speed changer |
CN110217087A (en) * | 2019-06-27 | 2019-09-10 | 浙江吉利控股集团有限公司 | A kind of speed changer, power assembly and vehicle |
CN110228362A (en) * | 2019-06-21 | 2019-09-13 | 力帆实业(集团)股份有限公司 | Postposition power assisting device |
CN110239340A (en) * | 2019-03-11 | 2019-09-17 | 南京越博动力系统股份有限公司 | Dual-motors Driving bridge case |
CN110774881A (en) * | 2019-11-14 | 2020-02-11 | 重庆青山工业有限责任公司 | Double-motor hybrid power module structure |
IT201900015422A1 (en) * | 2019-09-03 | 2021-03-03 | Iveco Spa | MODULAR ELECTRIC TRACTION SYSTEM |
CN112519492A (en) * | 2019-09-17 | 2021-03-19 | 东风德纳车桥有限公司 | Two-stage speed reduction electric drive axle with double motors and single-speed parallel shaft output |
CN112590519A (en) * | 2020-12-28 | 2021-04-02 | 蔚然(南京)动力科技有限公司 | Electric drive axle system of big moment of torsion output W structure of bi-motor |
CN114571986A (en) * | 2020-11-30 | 2022-06-03 | 比亚迪股份有限公司 | Wheel limit drive assembly and vehicle |
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CN110848346A (en) * | 2019-12-16 | 2020-02-28 | 东风商用车有限公司 | Double-motor transverse shiftable electric drive bridge reducer assembly |
CN112706597A (en) * | 2021-01-12 | 2021-04-27 | 中国重汽集团济南动力有限公司 | Double-motor electric drive axle |
CN112706598A (en) * | 2021-01-12 | 2021-04-27 | 中国重汽集团济南动力有限公司 | Vehicle with double-motor drive axle |
CN113541408B (en) * | 2021-07-22 | 2024-08-27 | 深蓝探索动力科技无锡有限公司 | Loader provided with switch reluctance motor |
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- 2018-05-07 CN CN201810427476.1A patent/CN108561525A/en active Pending
- 2018-08-07 WO PCT/CN2018/000292 patent/WO2019213792A1/en active Application Filing
- 2018-08-07 DE DE212018000236.3U patent/DE212018000236U1/en active Active
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