CN106347091A - Clutch control type electric drive axle - Google Patents
Clutch control type electric drive axle Download PDFInfo
- Publication number
- CN106347091A CN106347091A CN201610841406.1A CN201610841406A CN106347091A CN 106347091 A CN106347091 A CN 106347091A CN 201610841406 A CN201610841406 A CN 201610841406A CN 106347091 A CN106347091 A CN 106347091A
- Authority
- CN
- China
- Prior art keywords
- axle
- assembly
- clutch
- drive
- shaft
- 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
Links
Classifications
-
- 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
-
- 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
- B60K17/02—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of clutch
-
- 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
- B60K17/043—Transmission unit disposed in on near the vehicle wheel, or between the differential gear unit and the wheel
- B60K17/046—Transmission unit disposed in on near the vehicle wheel, or between the differential gear unit and the wheel with planetary gearing having orbital motion
-
- 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
- B60K2001/001—Arrangement or mounting of electrical propulsion units one motor mounted on a propulsion axle for rotating right and left wheels of this axle
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
The invention provides a clutch control type electric drive axle and solves the problems that the conventional electric drive axles are stressed non-uniformly and have larger energy loss under a sliding condition. The clutch control type electric drive axle comprises an axle housing and a coaxial directly connected drive axle assembly which is assembled in the axle housing and comprises a drive motor, a reducer assembly, a differential assembly, a left drive half-axle, a right drive half-axle, a left hub and a right hub. The clutch control type electric drive axle is mainly technically characterized in that an intermediate drive shaft is assembled in a hollow shaft of the drive motor, a spline at one end of the intermediate drive shaft is meshed and connected with a half-axle gear of the differential assembly, a clutch is arranged between a spline at the other end of the intermediate drive shaft and a spline at the right drive half-axle end, and the intermediate drive shaft and the right drive half-axle are meshed with and separated from each other through reciprocating motion of the clutch along the axis. The clutch control type electric drive axle further has the characteristics of realizing automatic disengaging and engaging, saving energy substantially, being beneficial to increase of endurance mileage of a vehicle and the like while keeping the advantages, that the structure is compact, the design is reasonable, the requirements of chassis matched with various electric vehicles are met and the like, of a coaxial directly connected drive axle.
Description
Technical field:
The present invention relates to a kind of electric automobile driving apparatus, particularly one kind will be integrated with decelerator, difference speed reducer for motor, and energy
Input and output is enough made to have the clutch for clutch control type electric drive vehicle bridge of clutch function, it is applied to the different types of electronic vapour of coupling
Car.
Technical background:
At present, the structure of common drive axle used for electric vehicle is broadly divided into two kinds, and a kind of is in traditional drive axle external connecting
Motor, motor is arranged in parallel with vehicle bridge；Another kind is in traditional drive axle external connecting motor, and motor is hung down with vehicle bridge
Straight arrangement.Both the above arrangement generally adopts single-motor double drive form and input, output shaft, differential mechanism three axle perpendicular or parallel
Arrangement.Both arrangements all can cause the center of gravity of motor and the axis of axle housing to have certain deviation, discontinuity,
Bulky problem, the axle housing moment bears the excessive torque coming from motor, causes axle housing early stage torsional fatigue to lose efficacy, and
And vehicle dragging motor rotates under automobile slide operating mode, cause energy loss, reduce the course continuation mileage of automobile.
In " electric automobile drive axle " for cn102717707a for the Patent publication No, disclose a kind of integrated type electric
Drive axle structure.It adopts motor, gear, the driving gear of box of tricks composition, compared with prior art
Lack the axle housing driving outside gear, be connected with wheel hub by hub support by connection sleeve pipe, overall structure can be made to simplify.
Although realizing the axis of the axis of motor and axle housing coaxial, unbalance loading and the shadow to car load ride comfort of axle housing can be reduced
Ring, but, this driving gear with sun gear for input, fix by planetary carrier, and external toothing is output, required planet circular system
Radial dimension excessive, because by its structure influence it is impossible to meet the requirement of car load minimum ground clearance, external toothing and differential carrier
The deformation of body connector can make gear engage not in its working region, and differential casing adopts overall structure, increased vehicle bridge and drive
The axial length of dynamic part, therefore there is a problem of meeting the various vehicle chassis of coupling.
The applicant once for the problems referred to above design Patent publication No be cn103029577a " electric automobile is coaxially straight
Connection formula driving axis ", its technical scheme includes: axle housing, is assembled in motor in axle housing, speed reducer assembly, differential mechanism
Assembly and left and right half brake assembly, by rotor using hollow shaft structure motor with adopt planetary gear speed reducing mechanism
Speed reducer assembly be assembled in same barrel-type casing assembly, left and right half can pass through the half of quill shaft and differential assembly
Shaft gear spline fitted, constitutes coaxial associated mode driving axis, motor housing is cleverly fused into one of axle housing
Point.What it obtained has the technical effect that it can not only make configured electric automobile have increase dynamic property, arrange easy, chassis
Many advantages, such as no unnecessary unbalance loading, unsprung mass reduce, and solve that existing integrated type electric drive axle structure exists cannot
Meet the problem that the various vehicle chassis of coupling requires, be conducive to meeting the requirement mating various electric automobile chassis.
But, the electric drive vehicle bridge of above-mentioned two patent does not all input and exports the function of clutch.In automobile slide
Rotated by vehicle dragging motor, cause energy loss larger, reduce the course continuation mileage of automobile.Therefore, existing electric drive vehicle bridge
Structure is urgently improved further.
Content of the invention:
It is an object of the invention to provide a kind of clutch for clutch control type electric drive vehicle bridge, solve the stress that existing electric drive vehicle bridge exists
Uneven, in coasting mode the larger problem of energy loss, its remove keep coaxial associated mode drive axle compact conformation, design
Rationally, meet mate various electric automobile chassis requirement the advantages of outside, also have realization automatically from, close, notable energy-conservation, favorably
The features such as lifting the course continuation mileage of automobile.
The technical solution adopted in the present invention is: this clutch for clutch control type electric drive vehicle bridge includes axle housing, is assembled in axle housing
By motor, speed reducer assembly, differential assembly, the coaxial associated mode that left and right driving semiaxis and left and right wheel hub are constituted drives
Dynamic axle assembly, is characterized in that: is assembled with jackshaft in the hollow axle of described motor, jackshaft one end leads to
Cross spline and engage each other with the axle shaft gear of differential assembly and be connected, the spline of the jackshaft other end and right jack shaft end
Spline between be provided with clutch, moved back and forth along axis by clutch, realize jackshaft and right jack shaft phase
Mutually engage or separate；Large and small planetary gear in speed reducer assembly pass through planet wheel spindle assembly and connection left and right planetary wheel carrier it
Between, sun gear is integral type structure with the hollow axle of motor.
The motor rotor being assembled in axle housing side in described clutch for clutch control type electric drive vehicle bridge adopts hollow shaft structure,
Speed reducer assembly, differential assembly are assembled in axle housing opposite side, the left lateral star wheel frame of speed reducer assembly and the difference of differential assembly
Fast device shell links together, and the sun gear of hollow axle is meshed with major planet wheel, and major planet wheel is connected in little by spline fitted
On planet wheel spindle, asteroid wheel is meshed with the ring gear being fixed on axle housing, and two axle shaft gears of differential assembly are respectively
It is linked together with spline fitted with left jack shaft, jackshaft.
The present invention has the advantage that and good effect is: is to be cn103029577a in Patent publication No due to the present invention
Improved, respectively by being assembled in the hollow of motor on the architecture basics of " electric automobile coaxial associated mode driving axis "
The spline at the jackshaft two ends in axle, connected with differential assembly and right jack shaft is connected, using clutch by clutch
Device moves back and forth along axis, realizes jackshaft and engages each other with right jack shaft or separate, so it removes keeps coaxially straight
The compact conformation of connection formula drive axle, reasonable in design, load is evenly distributed, and quality is relatively light, be provided simultaneously with drive, slow down, poor
Fast function, is conducive to outside the advantages of meet the requirement mating various electric automobile chassis, more prominent is this electric drive vehicle bridge
Because increased clutch, there is the detached function of power, therefore clutch can also be controlled to realize automatically according to driving cycle demand
From, close, notable energy-conservation is conducive to lifting the course continuation mileage of automobile.Therefore, the present invention fundamentally solves existing electronic drive
Discontinuity that dynamic bridge exists, in coasting mode the larger problem of energy loss.
Brief description:
Fig. 1 is a kind of structural representation of the present invention；
Fig. 2 is that the clutch in Fig. 1 is in the structural representation under released state；
Fig. 3 is that the clutch in Fig. 1 is in the structural representation under engagement；
Fig. 4 is differential assembly and left jack shaft, the assembly structure diagram of jackshaft in Fig. 1.
In figure number explanation: 1 left wheel hub, 2 left jack shafts, 3 differential assemblies, 4 left lateral star wheel frames, 5 right lateral star wheel frames,
6 axle housings, 7 hollow axles, 8 jackshafts, 9 motors, 10 clutches, 11 right jack shafts, 12 right wheel hubs, 13 ring gears,
14 asteroid wheels, 15 major planet wheels, 16 axle shaft gears, 17 differential carriers.
Specific embodiment
Describe the concrete structure of patent of the present invention according to Fig. 1～4 in detail.This clutch for clutch control type electric drive vehicle bridge is in this Shen
Ask someone the architecture basics of " electric automobile coaxial associated mode driving axis " on improved, coaxially straight in the present embodiment
Connection formula driving axis include axle housing 6, be assembled in axle housing 6 by motor 9, speed reducer assembly, differential assembly 3, left,
Right jack shaft 2,11 and left and right wheel hub 1,12.The structure of above-mentioned each parts still adopts " electric automobile coaxial associated mode driving
The basic structure of axle assembly ".In the hollow axle 7 of motor 9, wherein it is assembled with jackshaft 8, jackshaft 8 one end
Spline engage each other with the axle shaft gear 16 of differential assembly 3 and be connected, the spline of jackshaft 8 other end drives half with right
It is provided with clutch 10 between the spline at axle 11 end, is moved back and forth along axis by clutch 10, realize jackshaft 8 and the right side
Jack shaft 11 engages each other or separates.Large and small planetary gear 15,14 in speed reducer assembly is existed by planet wheel spindle assembly and connection
Between left and right planetary wheel carrier 4,5, sun gear is integral type structure with the hollow axle 7 of motor 9.
The rotor being assembled in the motor 9 of axle housing 6 side adopts the structure of hollow axle 7, and speed reducer assembly, differential mechanism are total
3 are become to be assembled in axle housing 6 opposite side, the left lateral star wheel frame 4 of speed reducer assembly and the differential carrier 17 of differential assembly 3 are connected to one
Rise, the sun gear on the hollow axle 7 of motor 9 is meshed with major planet wheel 15, and major planet wheel 15 is coupled by spline fitted
On the axle of asteroid wheel 14, asteroid wheel 14 is meshed with the ring gear 13 being fixed on axle housing 6, and the two of differential assembly 3
Individual axle shaft gear 16 is linked together with spline fitted with left jack shaft 2, jackshaft 8 respectively.
When electric automobile chassis coupling has the clutch for clutch control type electric drive vehicle bridge of These characteristics, can be according to automobile
Driving cycle demand, relies on control system to implement being automatically separated and combining of clutch.After motor 9 energising, output torque
Exported by hollow axle 7, drive speed reducer assembly, rotating speed is reduced by speed reducer assembly, moment of torsion is defeated by planetary wheel carrier 4 after increasing
Go out, drive differential assembly 3, moment of torsion is distributed to left jack shaft 2 and jackshaft 8, jackshaft by differential assembly 3
8 drive right jack shaft 11(by clutch 10, and now clutch is in engagement), left jack shaft 2 and right jack shaft
11 drive left wheel hub 1 and right wheel hub 12, respectively thus realizing running car.Automobile is realized by the rotation speed change of motor 9
The change of speed.When automobile turning or both sides wheel (not shown) are different from traction, then pass through differential assembly 3
Realize the requirement of differential speed of vehicle.
When automobile slide, output that motor 9 is unpowered, left and right wheel hub 1,12 drive respectively left and right driving semiaxis 2,
11, left jack shaft 2 drives differential assembly 3, and now right jack shaft 11 is separated with clutch 10, unpowered transmission, and poor
Fast device assembly 3 drives jackshaft 8 by the differential function of itself, and can not drive speed reducer assembly and motor assembly
9.Therefore, automobile slide operating mode, clutch 8 separates, and wheel only drives drive shaft, and does not drag speed reducer assembly and motor
9, reach energy-saving effect.
When automobile brake slows down, output that motor 9 is unpowered, left and right wheel hub 1,12 drives left and right driving half respectively
Axle 2,11, left jack shaft 2 drives differential assembly 3, and now right jack shaft 11 is in engagement with clutch 10, right drive
Dynamic semiaxis 11 drives jackshaft 8, jackshaft 8 and left jack shaft 2 to drive differential mechanism total by clutch 10 simultaneously
Become 3, differential assembly 3 drives speed reducer assembly, speed reducer assembly drives hollow axle 7.The now dragged operating of motor 9,
Thus being generated electricity using the braking function of motor 9, achievable energy regenerating.Therefore, automobile brake decelerating mode, clutch 10
Engagement, the dragged operating of motor 9, it is in generating state, achievable energy regenerating, reach the effect of further energy-conservation.
Claims (2)
1. a kind of clutch for clutch control type electric drive vehicle bridge, including axle housing, be assembled in axle housing by motor, speed reducer assembly,
Differential assembly, the coaxial associated mode driving axis that left and right driving semiaxis and left and right wheel hub are constituted it is characterised in that: described
It is assembled with jackshaft, the spline of jackshaft one end and the axle shaft gear of differential assembly in the hollow axle of motor
Engage each other connection, be provided with clutch between the spline at the spline of the jackshaft other end and right jack shaft end, pass through
Clutch moves back and forth along axis, realizes jackshaft and engages each other with right jack shaft or separate；In speed reducer assembly
Large and small planetary gear passes through planet wheel spindle assembly and connection between left and right planetary wheel carrier, and sun gear with the hollow axle of motor is
Integral structure.
2. clutch for clutch control type electric drive vehicle bridge according to claim 1 it is characterised in that: described coaxial associated mode drive axle
The motor rotor being assembled in axle housing side in assembly adopts hollow shaft structure, and speed reducer assembly, differential assembly are assembled in
Axle housing opposite side, the left lateral star wheel frame of speed reducer assembly and the differential carrier of differential assembly link together, and hollow axle is too
Sun wheel be meshed with major planet wheel, major planet wheel is connected on asteroid wheel shaft by spline fitted, asteroid wheel be fixed on
Ring gear on axle housing is meshed, two axle shaft gears of differential assembly respectively with left jack shaft, jackshaft with flower
Key cooperation is linked together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610841406.1A CN106347091A (en) | 2016-09-23 | 2016-09-23 | Clutch control type electric drive axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610841406.1A CN106347091A (en) | 2016-09-23 | 2016-09-23 | Clutch control type electric drive axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106347091A true CN106347091A (en) | 2017-01-25 |
Family
ID=57859375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610841406.1A Pending CN106347091A (en) | 2016-09-23 | 2016-09-23 | Clutch control type electric drive axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106347091A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107323256A (en) * | 2017-07-19 | 2017-11-07 | 浙江春风动力股份有限公司 | A kind of all-terrain vehicle and its vehicle transmission gear |
| CN107985046A (en) * | 2017-12-27 | 2018-05-04 | 清研新能源汽车工程中心（襄阳）有限公司 | A kind of electric axle assembly of integrated high-efficiency type |
| CN108674160A (en) * | 2018-07-12 | 2018-10-19 | 上海欣原汽车技术开发有限公司 | One kind being coaxially integrated electric drive vehicle bridge |
| CN109435660A (en) * | 2018-12-03 | 2019-03-08 | 广西汽车集团有限公司 | A kind of electricity drive axle assembly |
| CN110546023A (en) * | 2017-04-13 | 2019-12-06 | 舍弗勒技术股份两合公司 | Drive device for a motor vehicle |
| CN110978999A (en) * | 2019-12-29 | 2020-04-10 | 格特拉克（江西）传动系统有限公司 | Two-gear coaxial electric drive system |
| CN111434952A (en) * | 2019-01-15 | 2020-07-21 | 通用汽车环球科技运作有限责任公司 | Planetary differential drive system |
| CN111717024A (en) * | 2020-06-11 | 2020-09-29 | 重庆长安新能源汽车科技有限公司 | Coaxial electric drive axle power assembly with disconnecting mechanism |
| CN113525052A (en) * | 2020-04-21 | 2021-10-22 | 中车株洲电力机车研究所有限公司 | Electrically-driven axle and new energy automobile |
| CN114030321A (en) * | 2020-07-29 | 2022-02-11 | 四川鼎鸿智电装备科技有限公司 | Electric drive axle assembly and vehicle |
| CN117261580A (en) * | 2023-11-21 | 2023-12-22 | 清华大学 | Electric drive axle, half axle wheel end clutch mechanism and assembly method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6039143A (en) * | 1997-06-02 | 2000-03-21 | General Motors Corporation | Steerable drive axle with electrically-powered steering apparatus |
| CN103029577A (en) * | 2012-12-28 | 2013-04-10 | 辽宁曙光汽车集团股份有限公司 | Coaxial direct-connection type drive axle assembly of electric automobile |
| CN103889763A (en) * | 2011-08-31 | 2014-06-25 | 马克卡车公司 | A forward carrier assembly with a reversible inter-axle differential for a tadem axle vehicle, a powertrain for a tandem axle vehicle, and a tandem axle vehicle |
| CN204279059U (en) * | 2014-11-24 | 2015-04-22 | 江苏大学 | A kind of electric drive axle system |
| CN205022296U (en) * | 2015-09-15 | 2016-02-10 | 韶能集团韶关宏大齿轮有限公司 | With motor and planet gear and coaxial integrated electric drive bridge of differential mechanism |
| CN105508565A (en) * | 2014-10-10 | 2016-04-20 | 美国轮轴制造公司 | All-wheel drive driveline with disconnecting axle |
| CN206067464U (en) * | 2016-09-23 | 2017-04-05 | 辽宁曙光汽车集团股份有限公司 | Clutch for clutch control type electric drive vehicle bridge |
-
2016
- 2016-09-23 CN CN201610841406.1A patent/CN106347091A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6039143A (en) * | 1997-06-02 | 2000-03-21 | General Motors Corporation | Steerable drive axle with electrically-powered steering apparatus |
| CN103889763A (en) * | 2011-08-31 | 2014-06-25 | 马克卡车公司 | A forward carrier assembly with a reversible inter-axle differential for a tadem axle vehicle, a powertrain for a tandem axle vehicle, and a tandem axle vehicle |
| CN103029577A (en) * | 2012-12-28 | 2013-04-10 | 辽宁曙光汽车集团股份有限公司 | Coaxial direct-connection type drive axle assembly of electric automobile |
| CN105508565A (en) * | 2014-10-10 | 2016-04-20 | 美国轮轴制造公司 | All-wheel drive driveline with disconnecting axle |
| CN204279059U (en) * | 2014-11-24 | 2015-04-22 | 江苏大学 | A kind of electric drive axle system |
| CN205022296U (en) * | 2015-09-15 | 2016-02-10 | 韶能集团韶关宏大齿轮有限公司 | With motor and planet gear and coaxial integrated electric drive bridge of differential mechanism |
| CN206067464U (en) * | 2016-09-23 | 2017-04-05 | 辽宁曙光汽车集团股份有限公司 | Clutch for clutch control type electric drive vehicle bridge |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110546023A (en) * | 2017-04-13 | 2019-12-06 | 舍弗勒技术股份两合公司 | Drive device for a motor vehicle |
| CN107323256A (en) * | 2017-07-19 | 2017-11-07 | 浙江春风动力股份有限公司 | A kind of all-terrain vehicle and its vehicle transmission gear |
| CN107985046A (en) * | 2017-12-27 | 2018-05-04 | 清研新能源汽车工程中心（襄阳）有限公司 | A kind of electric axle assembly of integrated high-efficiency type |
| CN108674160A (en) * | 2018-07-12 | 2018-10-19 | 上海欣原汽车技术开发有限公司 | One kind being coaxially integrated electric drive vehicle bridge |
| CN109435660A (en) * | 2018-12-03 | 2019-03-08 | 广西汽车集团有限公司 | A kind of electricity drive axle assembly |
| CN111434952A (en) * | 2019-01-15 | 2020-07-21 | 通用汽车环球科技运作有限责任公司 | Planetary differential drive system |
| CN110978999A (en) * | 2019-12-29 | 2020-04-10 | 格特拉克（江西）传动系统有限公司 | Two-gear coaxial electric drive system |
| CN110978999B (en) * | 2019-12-29 | 2023-11-10 | 麦格纳动力总成(江西)有限公司 | Two-gear coaxial electric drive system |
| CN113525052A (en) * | 2020-04-21 | 2021-10-22 | 中车株洲电力机车研究所有限公司 | Electrically-driven axle and new energy automobile |
| CN111717024A (en) * | 2020-06-11 | 2020-09-29 | 重庆长安新能源汽车科技有限公司 | Coaxial electric drive axle power assembly with disconnecting mechanism |
| CN114030321A (en) * | 2020-07-29 | 2022-02-11 | 四川鼎鸿智电装备科技有限公司 | Electric drive axle assembly and vehicle |
| CN117261580A (en) * | 2023-11-21 | 2023-12-22 | 清华大学 | Electric drive axle, half axle wheel end clutch mechanism and assembly method thereof |
| CN117261580B (en) * | 2023-11-21 | 2024-03-12 | 清华大学 | Electric drive axle, half axle wheel end clutch mechanism and assembly method thereof |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170125 |
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