CN109677252A - A kind of highly integrated high-performance pure electric automobile power assembly - Google Patents
A kind of highly integrated high-performance pure electric automobile power assembly Download PDFInfo
- Publication number
- CN109677252A CN109677252A CN201910143293.1A CN201910143293A CN109677252A CN 109677252 A CN109677252 A CN 109677252A CN 201910143293 A CN201910143293 A CN 201910143293A CN 109677252 A CN109677252 A CN 109677252A
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- motor
- bearing
- differential
- box body
- pure electric
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- 238000007789 sealing Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 5
- 210000000481 breast Anatomy 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 6
- 230000002159 abnormal effect Effects 0.000 description 4
- 230000035939 shock Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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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
-
- 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
- B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing
- B60K17/08—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing of mechanical type
-
- 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
Abstract
The invention belongs to pure electric automobile technical fields, more particularly to a kind of highly integrated high-performance pure electric automobile power assembly.Left box body and motor housing body or so are connect by the present invention side by side, by differential mechanism, deceleration mechanism and bearing block envelope and are sealed in the first cabinet, are formed a set of two reduction gear, driving motor envelope is got up and sealed by the second cabinet.Thus cancel right reduction gearbox, the motor front end cover of reduction gearbox in the prior art；It is simultaneously that the input shaft of the input mechanism for mechanism of slowing down and motor mandrel is integrated, compact overall structure, entirety is axial, radical length is smaller, structure is compact, it more convenient can not only be easily installed on the biggish vehicle of forward engine room axial space, but also it more convenient can be easily installed on the lesser vehicle of forward engine room axial space, also it is widely used in rear wheel drive simultaneously, adaptability is preferable.And effectively solve deceleration mechanism connect with driving motor spline it is easy to wear, influence service life the problems such as.
Description
Technical field
The invention belongs to pure electric automobile technical fields, more particularly to a kind of highly integrated high-performance pure electric automobile
Power assembly.
Background technique
As energy crisis and problem of environmental pollution constantly aggravate, the development of pure electric automobile is closed extensively by countries in the world
Note.A kind of existing pure electric automobile power assembly, including deceleration mechanism, driving motor, differential mechanism and reduction gearbox；The pure electric vehicle
The electric machine casing of reduction gearbox and driving motor is linked in sequence in automobile power assembly, and whole axial dimension is longer, so that reduction gearbox,
Driving motor need to occupy biggish axial space；It is required that the necessary long enough of the motor mandrel of driving motor, can just make driving motor
Motor mandrel connect with deceleration mechanism spline.
Therefore it has the following problems:
First is that power assembly overall structure is not compact, the biggish space of whole pure electric vehicle need to be occupied, it is difficult to be placed in vehicle
In cabin.
Second is that size chain length between driving motor and deceleration mechanism, installation error is big, easily leads to driving motor mandrel and subtracts
Fast mechanism part is eccentric, causes to connect bearing damage, generates abnormal sound, reduces the power assembly service life.
Third is that existing power assembly integrated level is low, the motor mandrel of driving motor, the mandrel of deceleration mechanism, driving motor
Electric machine casing, reduction gearbox etc. are arranged apart, need independent mold developing and installation, number of parts is more, and power assembly is at high cost, causes
Integral vehicle cost is high, is unfavorable for pure electric automobile popularization.
Summary of the invention
The purpose of the present invention is to overcome the above shortcomings and to provide a kind of highly integrated high-performance pure electric vehicle power is total
At.
To achieve the above object, a kind of above-mentioned purpose that the invention is realized by the following technical scheme: highly integrated high property
Energy pure electric automobile power assembly, including left box body, motor housing body and back end cover for motor.The left box body and motor housing body
It is connected using fastener, left box body is located at motor housing body side for a left side；The back end cover for motor is assemblied in motor housing
Outside body right end；Left box body, motor housing body, back end cover for motor connect to form a hollow box body, in the hollow box body from left to right
It is equipped with differential mechanism, input mechanism and driving motor, and the deceleration mechanism being sequentially connected with differential mechanism, input mechanism；It is described
Driving motor includes motor mandrel, and motor mandrel extends to the left to be connect with input mechanism.
Preferably, the motor housing body bosom is equipped with lattice, and motor housing body is separated into two by lattice
Left side and right side, lattice centre are equipped with axle track compatible with motor mandrel；The left box body and left side form the
One cabinet, right side and back end cover for motor form the second cabinet；Differential mechanism, deceleration mechanism and defeated are equipped in first cabinet
Enter mechanism；Driving motor is equipped in second cabinet；The input mechanism includes input shaft and input gear；The input shaft is
The extension that motor mandrel extends to the left, input gear are connected with motor mandrel；Axis hole, axis hole are provided on the left of the left box body
It is interior to be equipped with and the matched oil seal of differential of axis hole；It is equipped with annular groove on the left of the axle track, matching input is installed in annular groove
Oil sealing；Oil-sealing sleeve is inputted to be set to outside motor mandrel.
It preferably, further include being assemblied in first case intracorporal bearing block；
The left and right end of the differential mechanism is respectively arranged the first differential bearing, the second differential bearing, and differential mechanism is externally provided with master and subtracts
Gear, master subtract gear between the first differential bearing, the second differential bearing；First differential bearing is installed on a left side
The left side of cabinet is located on the right side of oil seal of differential；
The motor mandrel is successively equipped with first motor bearing and third motor bearings from left to right；Third motor bearings is set to
Between back end cover for motor and motor mandrel；
Second differential bearing, first motor bearing install the left side of bearing block, right side respectively；
The deceleration mechanism includes jackshaft and the countershaft-gear that is fixed on the right side of jackshaft；Left and right the two of the jackshaft
End is respectively provided with the first midship shaft bearing, the second midship shaft bearing；Deceleration mechanism passes through the first midship shaft bearing, the second jackshaft axis
It installs assigned in hollow box body；Jackshaft left radial is to being externally provided with long meshing gear；Jackshaft is arranged in parallel with motor mandrel,
Long meshing gear engages connection with the main gear matches that subtract, and countershaft-gear engages connection with input gear matching.
Preferably, the motor mandrel and differential mechanism are coaxially disposed.
Preferably, the motor mandrel is hollow shaft.The transmission shaft of vehicle may pass through the hollow hole of motor mandrel, with differential
The right axle shaft gear of device connects.
Preferably, motor housing body left end is equipped with and the matched bearing block mounting groove of bearing block, the fixed peace of bearing block
In dress and bearing block mounting groove.
Preferably, the second motor bearings is equipped between the motor mandrel and axle track.
Preferably, it is fixedly connected between the input gear and motor mandrel or spline connects.
Preferably, the bearing block is hollow structure, and the inner wall intermediate radial of bearing block is provided inwardly with bulge loop；The bulge loop
Internal diameter is not more than the outer diameter of motor mandrel；Second differential bearing is assemblied on the left of bulge loop；The first motor bearing dress
It fits on the right side of bulge loop.
Preferably, gasket is equipped between second differential bearing and bulge loop；The differential mechanism left end and left box body it
Between be equipped with corrugated gasket；Corrugated gasket is equipped between the central axis left end and left box body.
It is set between differential mechanism, the motor mandrel of driving motor, jackshaft etc. and hollow box body (left box body, motor housing body)
Set bearing support, can also more rationally control the installation gap between each component and hollow box body, when reducing power assembly work because
The problems such as too small reduction bearing life in the shock abnormal sound of the excessive generation in gap, gap, occurs.
Power transmission line of the present invention；Motor mandrel rotates with driving motor, and power is transferred to the defeated of motor mandrel
Enter gear, then successively through countershaft-gear (being equivalent to primary speed-down gear set), jackshaft, using long meshing gear (phase
When in double-reduction gear group), final gear engaged transmission power is transferred to differential mechanism, differential mechanism is by fitting within
The right axle shaft gear and left half axle gear in portion pass power.
By using above-mentioned technical proposal, the beneficial effects of the present invention are:
Left box body and motor housing body or so are connect by the present invention side by side, and differential mechanism, deceleration mechanism (are equivalent in the prior art
Primary speed-down gear set, double-reduction gear group) and bearing block envelope and be sealed in the first cabinet (left box body, motor housing
On the left of body), a set of two reduction gear is formed, the second cabinet (on the right side of motor housing body and driving motor rear end cap) will driving electricity
Machine envelope gets up and seals.Thus cancel right reduction gearbox, the motor front end cover of reduction gearbox in the prior art；To slow down mechanism simultaneously
Input mechanism input shaft it is integrated with motor mandrel, shorten integrally-built axial length.
Such structure connect deceleration mechanism with driving motor no longer spline, can be fully solved spline connection and there is abrasion
The problem of property, the reliability of power assembly is improved, is prolonged its service life.Pure electric power assembly compared with the prior art simultaneously
Dimension chain is shorter, can be fully solved the function of abnormal sound caused by the eccentric shaft of the pure electric power assembly of the prior art, bearing damage
Energy property and integrity problem, so that power assembly NVH performance, better reliability.And integrated morphology part is few, and cost is lower.
And differential mechanism of the present invention and motor mandrel are coaxially arranged, the pure electric vehicle power of radial space also compared with the prior art
Radial space in assembly is small；Entirety of the invention is axial, radical length is smaller, structure is compact, can not only be relatively more square
Just it is easily installed on the biggish vehicle of forward engine room axial space, but also more convenient can be easily installed at forward engine room
On the lesser vehicle of axial space, while being also widely used in rear wheel drive, adaptability is preferable.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Description of symbols: (1, left box body；11, axis hole；2, motor housing body；21, bearing block mounting groove；22, annular groove；
23, lattice；24, axle track；3, back end cover for motor；4, bearing block；41, bulge loop；42, gasket；5, differential mechanism；51, the first differential
Device bearing；52, the second differential bearing；53, master subtracts gear；54, right axle shaft gear；55, left half axle gear；6, driving motor；
61, motor mandrel；62, first motor bearing；63, the second motor bearings；64, third motor bearings；7, deceleration mechanism；71, in
Between axis；72, countershaft-gear；73, the first midship shaft bearing；74, the second midship shaft bearing；75, long meshing gear；8, differential mechanism
Oil sealing；91, input gear；92, oil sealing is inputted；93, corrugated gasket；94, corrugated gasket).
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings and specific embodiments.
As shown in Figure 1, a kind of highly integrated high-performance pure electric automobile power assembly, including left box body 1, motor housing
Body 2 and back end cover for motor 3.Left box body 1 connect to form a hollow box body with motor housing body 2 using fastener, and left box body 1 is located at
2 side of motor housing body is a left side；The back end cover for motor 3 is assemblied in outside 2 right end of motor housing body；In the hollow box body
It is successively equipped with differential mechanism 5, input mechanism, driving motor 6 from left to right, and is sequentially connected with differential mechanism 5, input mechanism
Deceleration mechanism 7, and the bearing block 4 for differential mechanism 5 Yu input mechanism to be made.
It is provided with axis hole 11 on the left of the left box body 1, is equipped with oil seal of differential 8 in axis hole 11.
The left and right end of the differential mechanism 5 is respectively arranged the first differential bearing 51, the second differential bearing 52, differential mechanism 5
It is externally provided with master and subtracts gear 53, master subtracts gear 53 between the first differential bearing 51, the second differential bearing 52；Described first
Differential bearing 51 is installed on the left side of left box body 1, is located at 8 right side of oil seal of differential.Right axle shaft gear 54 is equipped in differential mechanism 5
With left half axle gear 55.
The driving motor 6 includes motor mandrel 61；
The input mechanism includes input gear 91 and input shaft；The input shaft is the extension that motor mandrel 61 extends to the left
Portion.
2 bosom of motor housing body is equipped with lattice 23, and motor housing body 3 is separated into two left sides by lattice 23
Side and right side are equipped with axle track 24 compatible with motor mandrel 61 among lattice 23.Ring is equipped on the left of the axle track 24
Slot 222 is equipped with matching input oil sealing 92 in annular groove 22.
First motor bearing 62, input gear 91, input oil sealing 92 successively assemble from left to right in motor mandrel 61.It is described defeated
Enter be fixedly connected between gear 91 and motor mandrel 61 or spline connection, be fixedly connected preferably with unthreaded hole interference.
The bearing block 4 is hollow structure, and the inner wall intermediate radial of bearing block 4 is provided inwardly with bulge loop 41；The bulge loop 41
Internal diameter is not more than the outer diameter of motor mandrel 61；Second differential bearing 52 is assemblied in 41 left side of bulge loop；The first motor
Bearing 62 is assemblied in 41 right side of bulge loop.Gasket 42 is equipped between second differential bearing 52 and bulge loop 41.
The deceleration mechanism 7 includes jackshaft 71 and the countershaft-gear 72 for being fixed on 71 right side of jackshaft；The centre
The left and right both ends of axis 71 are respectively provided with the first midship shaft bearing 73, the second midship shaft bearing 74.Deceleration mechanism 7 passes through among first
Axle bearing 73, the second midship shaft bearing 74 are assemblied in hollow box body；71 left radial of jackshaft is to being externally provided with long meshing gear
75；Jackshaft 71 is arranged in parallel with motor mandrel 61, and long meshing gear 75 subtracts the matching of gear 53 with master and engages connection, jackshaft tooth
Wheel 72 engages connection with the matching of input gear 91.
Differential mechanism 5, the motor mandrel 61 of driving motor 6, jackshaft 71 etc. and hollow box body (left box body 1, motor housing body
2) bearing support is set between, can more rationally control the installation gap between each component and hollow box body, reduces power assembly work
Generation the problems such as reduction bearing life too small because of the shock abnormal sound of the excessive generation in gap, gap when making.
The motor mandrel 61 is coaxially disposed with differential mechanism 5.The motor mandrel 61 is hollow shaft.The transmission shaft of vehicle can
Across the hollow hole of motor mandrel 61, it is connect with the right axle shaft gear 54 of differential mechanism 5.
2 left end of motor housing body is equipped with to be fixedly mounted with the matched bearing block mounting groove 21 of bearing block 4, bearing block 4
In bearing block mounting groove 21.
The second motor bearings 63 is additionally provided between the motor mandrel 61 and motor housing body 2.Back end cover for motor 3 and motor
Third motor bearings 64 is equipped between mandrel 61.Motor mandrel 61 uses first motor bearing 62, the second motor bearings 63, third
Motor bearings 64 supports, and can effectively improve the stability of motor mandrel 61, reduces the problem that easy bias is installed by motor mandrel 61.
Corrugated gasket 93 is equipped between 5 left end of differential mechanism and left box body 1；71 left end of central axis and left box body 1
Between be equipped with corrugated gasket 94.Corrugated gasket (93,94) are added, differential mechanism 5 and left box body 1, central axis 71 and left case can be improved
Wear-resisting property between body 1.
Power transmission line of the present invention；Motor mandrel 61 rotates with driving motor 6, and power is transferred to motor mandrel 61
Input gear 91, be then successively equivalent to primary speed-down gear set through countershaft-gear 72(), jackshaft 71, using length nibble
Close gear 75(and be equivalent to double-reduction gear group), the engaged transmission of final gear 53 power is transferred to differential mechanism 5, differential mechanism
The 5 right axle shaft gear 54 and left half axle gear 55 by fitting within portion passes power.
Certainly, the present invention can also have other various embodiments, without deviating from the spirit and substance of the present invention,
Those skilled in the art can make various corresponding changes and modifications, but these corresponding changes and change according to the present invention
Shape all should fall within the scope of protection of the appended claims of the present invention.
Claims (10)
1. a kind of highly integrated high-performance pure electric automobile power assembly, it is characterised in that: including left box body, motor housing body
And back end cover for motor；The left box body is connect with motor housing body using fastener, and left box body is located at one where motor housing body
Side is a left side；The back end cover for motor is assemblied in outside motor housing body right end；Left box body, motor housing body, back end cover for motor connection
A hollow box body is formed, is equipped with differential mechanism, input mechanism and driving motor, and and differential in the hollow box body from left to right
The deceleration mechanism that device, input mechanism are sequentially connected；The driving motor includes motor mandrel, and motor mandrel extends and input to the left
Mechanism connection.
2. the highly integrated high-performance pure electric automobile power assembly of one kind according to claim 1, it is characterised in that: institute
Motor housing body bosom is stated equipped with lattice, motor housing body is separated into two left sides and right side by lattice, point
Axle track compatible with motor mandrel is equipped among portion；The left box body and left side form the first cabinet, right side and electricity
Machine rear end cap forms the second cabinet；Differential mechanism, deceleration mechanism and input mechanism are equipped in first cabinet；In second cabinet
It is equipped with driving motor；The input mechanism includes input shaft and input gear；The input shaft is that motor mandrel extends to the left
Extension, input gear is connected with motor mandrel；It is provided with axis hole on the left of the left box body, is equipped in axis hole and is matched with axis hole
Oil seal of differential；It is equipped with annular groove on the left of the axle track, matching input oil sealing is installed in annular groove；Input oil sealing is arranged
In outside motor mandrel.
3. the highly integrated high-performance pure electric automobile power assembly of one kind according to claim 2, it is characterised in that: also
Including being assemblied in first case intracorporal bearing block；
The left and right end of the differential mechanism is respectively arranged the first differential bearing, the second differential bearing, and differential mechanism is externally provided with master and subtracts
Gear, master subtract gear between the first differential bearing, the second differential bearing；First differential bearing is installed on a left side
The left side of cabinet is located on the right side of oil seal of differential；
The motor mandrel is successively equipped with first motor bearing and third motor bearings from left to right；Third motor bearings is set to
Between back end cover for motor and motor mandrel；
Second differential bearing, first motor bearing install the left side of bearing block, right side respectively；
The deceleration mechanism includes jackshaft and the countershaft-gear that is fixed on the right side of jackshaft；Left and right the two of the jackshaft
End is respectively provided with the first midship shaft bearing, the second midship shaft bearing；Deceleration mechanism passes through the first midship shaft bearing, the second jackshaft axis
It installs assigned in hollow box body；Jackshaft left radial is to being externally provided with long meshing gear；Jackshaft is arranged in parallel with motor mandrel,
Long meshing gear engages connection with the main gear matches that subtract, and countershaft-gear engages connection with input gear matching.
4. the highly integrated high-performance pure electric automobile power assembly of one kind according to claim 1, it is characterised in that: institute
It states motor mandrel and differential mechanism is coaxially disposed.
5. the highly integrated high-performance pure electric automobile power assembly of one kind according to claim 4, it is characterised in that: institute
Stating motor mandrel is hollow shaft.
6. the highly integrated high-performance pure electric automobile power assembly of one kind according to claim 3, it is characterised in that: institute
Motor housing body left end is stated to be equipped with and the matched bearing block mounting groove of bearing block, bearing block fixed installation and bearing block mounting groove
It is interior.
7. the highly integrated high-performance pure electric automobile power assembly of one kind according to claim 2, it is characterised in that: institute
It states and is equipped with the second motor bearings between motor mandrel and axle track.
8. the highly integrated high-performance pure electric automobile power assembly of one kind according to claim 3, it is characterised in that: institute
State be fixedly connected between input gear and motor mandrel or spline connection.
9. the highly integrated high-performance pure electric automobile power assembly of one kind according to claim 3, it is characterised in that: institute
Stating bearing block is hollow structure, and the inner wall intermediate radial of bearing block is provided inwardly with bulge loop；The bulge loop internal diameter is not more than motor core
The outer diameter of axis；Second differential bearing is assemblied on the left of bulge loop；The first motor bearing is assemblied on the right side of bulge loop.
10. the highly integrated high-performance pure electric automobile power assembly of one kind according to claim 8, it is characterised in that:
Gasket is equipped between second differential bearing and bulge loop；Corrugated gasket is equipped between the differential mechanism left end and left box body；
Corrugated gasket is equipped between the central axis left end and left box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910143293.1A CN109677252A (en) | 2019-02-26 | 2019-02-26 | A kind of highly integrated high-performance pure electric automobile power assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910143293.1A CN109677252A (en) | 2019-02-26 | 2019-02-26 | A kind of highly integrated high-performance pure electric automobile power assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109677252A true CN109677252A (en) | 2019-04-26 |
Family
ID=66197248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910143293.1A Pending CN109677252A (en) | 2019-02-26 | 2019-02-26 | A kind of highly integrated high-performance pure electric automobile power assembly |
Country Status (1)
| Country | Link |
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| CN (1) | CN109677252A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112392930A (en) * | 2019-08-19 | 2021-02-23 | 比亚迪股份有限公司 | Transmission, two keep off coaxial axle assembly and vehicle |
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| CN207257371U (en) * | 2017-08-31 | 2018-04-20 | 东风德纳车桥有限公司 | A kind of electric axle assembly |
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|---|---|---|---|---|
| CN201422054Y (en) * | 2009-05-08 | 2010-03-10 | 廉廉机电科技发展(上海)有限公司 | Coupling box provided with driving motor |
| WO2015039611A1 (en) * | 2013-09-22 | 2015-03-26 | 格源动力有限公司 | Coaxial motor variable torque differential assembly |
| CN104377881A (en) * | 2014-11-14 | 2015-02-25 | 中国第一汽车股份有限公司 | Integrated driving device for new energy vehicle |
| JP2017177964A (en) * | 2016-03-29 | 2017-10-05 | マツダ株式会社 | Hybrid car and vehicle |
| CN105757210A (en) * | 2016-04-23 | 2016-07-13 | 中国第汽车股份有限公司 | Integrated driving device for two-level electric vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112392930A (en) * | 2019-08-19 | 2021-02-23 | 比亚迪股份有限公司 | Transmission, two keep off coaxial axle assembly and vehicle |
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