CN107433853B - Dynamical system and vehicle with it - Google Patents
Dynamical system and vehicle with it Download PDFInfo
- Publication number
- CN107433853B CN107433853B CN201610361540.1A CN201610361540A CN107433853B CN 107433853 B CN107433853 B CN 107433853B CN 201610361540 A CN201610361540 A CN 201610361540A CN 107433853 B CN107433853 B CN 107433853B
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- motor
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- dynamical system
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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
- B60K17/06—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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
- Motor Power Transmission Devices (AREA)
Abstract
The present invention provides a kind of dynamical system and with its vehicle, dynamical system includes: main motor, and main motor has motor shaft；Differential mechanism, differential mechanism include: Left Drive component, right transmission component and differential assembly, and left input terminal is connected with the left end of motor shaft and right input terminal is connected with the right end of motor shaft, and differential assembly is respectively with left output end and the transmission of right output end to carry out differential；Left half axle, left half axle are connected with left output end；Right axle shaft, right axle shaft are connected with right output end；Left motor, left motor are connected with left half axle；Right motor, right motor are connected with right axle shaft；Engagement disconnects device, and engagement disconnects device and is arranged to selectively disconnect left half axle and motor shaft and right axle shaft and motor shaft.As a result, the dynamical system can recycle it is counter drag energy, can avoid energy waste, can play environmental protection effect.
Description
Technical field
The present invention relates to technical field of vehicle, in particular to a kind of dynamical system and the vehicle with the dynamical system.
Background technique
In the related technology, in new energy parallel shaft (speed) reducer, input shaft and output shaft arrangement belong to parallel axes layout, In
Space occupancy is larger when vehicle carries, and is unfavorable for vehicle layout, and gearshift is arranged in the input shaft of retarder, towing
Torque is bigger, and energy loss is big, and drags energy recycle device without counter, counter to drag energy dissipation, is unfavorable for environmental protection.
Summary of the invention
In view of this, the present invention is directed to propose a kind of dynamical system, to solve the problems, such as counter to drag energy irretrievable.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of dynamical system, comprising: main motor, the main motor have motor shaft；Differential mechanism, the differential mechanism include:
Left Drive component, right transmission component and differential assembly, the Left Drive component have left input terminal and left output end, the right biography
Dynamic component has right input terminal and right output end, and the left input terminal is connected with the left end of the motor shaft and the right input terminal
It is connected with the right end of the motor shaft, the differential assembly is respectively with the left output end and the right output end transmission to carry out
Differential；Left half axle, the left half axle are connected with the left output end；Right axle shaft, the right axle shaft are connected with the right output end；
Left motor with generating function, the left motor are connected with the left half axle；Right motor with generating function, the right electricity
Machine is connected with the right axle shaft；Engagement disconnects device, and the engagement disconnects device and is arranged to selectively disconnect the left half axle
With the motor shaft and the right axle shaft and the motor shaft so that the left motor and the right electric power generation.
Further, the Left Drive component and the right transmission component are respectively planetary gear mechanism, the planet tooth
Taking turns mechanism includes: sun gear, planetary gear, planet carrier and gear ring, and the sun gear is connected with the motor shaft, and the planetary gear is nibbled
It closes and between the sun gear and the gear ring and is mounted on the planet carrier, the planet carrier and the left half axle and described
One in right axle shaft is connected.
Further, the gear ring is configured to duplex gear, and the differential assembly includes: differential shaft, the differential shaft
On be provided with left differential gear and right differential gear, the gear ring internal messing of the left differential gear and the Left Drive component, institute
The gear ring for stating right differential gear and the right transmission component is mutually driven by idle pulley.
Further, the engagement disconnects device and is arranged on the motor shaft.
Further, the engagement disconnect device be two and be separately positioned on the left half axle and the left output end it
Between and the right axle shaft and the right output end between.
Further, it is that power is allowed to transmit from the motor shaft to the left half axle and described that the engagement, which disconnects device,
The one-way clutch of right axle shaft.
Further, the left motor and the right motor be respectively motor generator be suitable for selectively driving it is described
Left half axle or the right axle shaft.
Further, the left motor is set on the left half axle, and the right motor is set on the right axle shaft.
Further, the dynamical system further include: retarder, the retarder are separately positioned on the left half axle and institute
State between left output end and the right axle shaft and the right output end between.
Compared with the existing technology, dynamical system of the present invention has the advantage that
Dynamical system according to the present invention, left motor and right motor can recycle the counter of wheel and drag energy, and the energy
It can be used for driving vehicle movement, so as to play the effect of environmental protection, and by by the Left Drive component of differential mechanism and the right side
The two sides of main motor are arranged in transmission component, can effectively shorten the axial length of dynamical system, can make dynamical system knot
Structure is compact and reliable, so as to improve the structural compactness of vehicle.
Another object of the present invention is to propose a kind of vehicle.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of vehicle, including above-mentioned dynamical system.
Possessed advantage is identical compared with the existing technology with above-mentioned dynamical system for the vehicle, and details are not described herein.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram according to the dynamical system of first embodiment of the invention；
Fig. 2 is the schematic diagram of dynamical system according to a second embodiment of the present invention；
Fig. 3 is the schematic diagram of dynamical system according to a third embodiment of the present invention；
Fig. 4 is the idle pulley of dynamical system according to an embodiment of the present invention and the matching relationship schematic diagram of gear ring.
Description of symbols:
Dynamical system 100；
Main motor 10；Motor shaft 11；
Differential mechanism 20；Left Drive component 21；Right transmission component 22；Differential assembly 23；Differential shaft 23a；Left differential gear
23b；Right differential gear 23c；Idle pulley 23d；
Left half axle 30；Right axle shaft 40；Left motor 50；Right motor 60；Engagement disconnects device 70；Retarder 80；
Sun gear a；Planetary gear b；Planet carrier c；Gear ring d.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The dynamical system 100 for embodiment that the present invention will be described in detail below with reference to the accompanying drawings and embodiments, the power
System 100 can be applied on vehicle, such as hybrid vehicle.
Dynamical system 100 according to an embodiment of the present invention may include: main motor 10, differential mechanism 20, left half axle 30, right half
Axis 40, left motor 50, right motor 60 and engagement disconnect device 70.As shown in Figure 1, main motor 10 has motor shaft 11, differential mechanism
20 include: Left Drive component 21, right transmission component 22 and differential assembly 23, and Left Drive component 21 has left input terminal and left output
End, right transmission component 22 have right input terminal and right output end, and left input terminal is connected with the left end of motor shaft 11, and right input
End is connected with the right end of motor shaft 11, and differential assembly 23 is respectively with left output end and the transmission of right output end to carry out differential.It can be with
Understanding, Left Drive component 21 is connected to the left side of main motor 10, and right transmission component 22 is connected to the right side of main motor 10,
The structure of middle Left Drive component 21 and right transmission component 22 can be identical, in this way when main motor 10 works, with main motor 10
The connected Left Drive component 21 of motor shaft 11 and right transmission component 22 can reliably workings simultaneously.
Left half axle 30 is connected with left output end, and right axle shaft 40 is connected with right output end.One according to the present invention preferred real
Example is applied, as shown in Figure 1-Figure 3, Left Drive component 21 and right transmission component 22 can be respectively planetary gear mechanism, planetary gear
Mechanism may include: sun gear a, planetary gear b, planet carrier c and gear ring d, and sun gear a is connected with motor shaft 11, planetary gear b engagement
Between sun gear a and gear ring d, and planetary gear b is mounted on planet carrier c, in planet carrier c and left half axle 30 and right axle shaft 40
One be connected.
It is illustrated for being driven on Left Drive component 21 by power below, when main motor 10 works, motor shaft 11
The sun gear a in Left Drive component 21 is imparted power to, sun gear a is left input terminal at this time, and power is passed through row by sun gear a
Carrier c passes to left half axle 30, at this point, planet carrier c is left output end, left half axle 30 imparts power to left wheel finally to drive
Dynamic vehicle movement.Correspondingly, the sun gear a in right transmission component 22 is right input terminal, and the planet carrier c in right transmission component 22 is
Right output end.It, can be poor with reasonable Arrangement transmission ratio using planetary gear mechanism as Left Drive component 21 and right transmission component 22
Fast device 20 can play the role of deceleration increment, it is ensured that the dynamic property of vehicle.
Left motor 50 has generating function, and left motor 50 is connected with left half axle 30, and right motor 60 has generating function, right electricity
Machine 60 is connected with right axle shaft 40.Engagement disconnects device 70 and is arranged to selectively disconnect left half axle 30 and motor shaft 11 and disconnect
Right axle shaft 40 and motor shaft 11 are so that left motor 50 and right motor 60 generate electricity.It is understood that in vehicle deceleration or braking
In the process, wheel, which can be reversed, drives semiaxis rotation, engagement at this time disconnect device 70 disconnect left half axle 30 and motor shaft 11 and
Right axle shaft 40 and motor shaft 11, can be effectively prevented in this way it is counter drag energy drive main motor 10 rotate, can be to avoid main motor 10
Damage, and left motor 50 can use the counter of left wheel and energy dragged to generate electricity, and right motor 60 can use the counter of right wheel and drag
Energy power generation, so as to play the effect of environmental protection.
Optionally, left motor 50 and right motor 60 can be respectively that motor generator is suitable for selectively driving left half axle
30 or right axle shaft 40.In this way when vehicle is turned right, left motor 50 can be used as motor use, and left motor 50 can drive a left side
Semiaxis 30 rotates, and when vehicle turns left, right motor 60 can be used as motor use, and right motor 60 can drive right axle shaft 40
Rotation, so as to enhance traveling reliability of the vehicle in turning.
Optionally, left motor 50 can be set on left half axle 30, and right motor 60 can be set on right axle shaft 40.By
This, can make 100 structure of dynamical system simple, and the structural compactness of vehicle can be improved in connection and reasonable arrangement.Optionally, left electricity
Machine 50 and right motor 60 are respectively permanent-magnetic electric machine.
Dynamical system 100 according to an embodiment of the present invention, left motor 50 and right motor 60 can recycle the counter of wheel and drag energy
Amount, and the energy can be used for driving vehicle movement, so as to play the effect of environmental protection, and by by differential mechanism 20
The two sides of main motor 10 are arranged in Left Drive component 21 and right transmission component 22, can effectively shorten the axial direction of dynamical system 100
Length can make dynamical system 100 compact-sized and reliable, so as to improve the structural compactness of vehicle.
A specific embodiment according to the present invention, as shown in Figure 1, gear ring d can be structured as duplex gear, differential group
Part 23 includes: differential shaft 23a, and left differential gear 23b and right differential gear 23c, left differential gear are provided on differential shaft 23a
The gear ring d of the gear ring d internal messing of 23b and Left Drive component 21, right differential gear 23c and right transmission component 22 passes through idle pulley 23d
Mutually it is driven.It is understood that a gear in duplex gear is engaged with planetary gear b, another gear can be with differential
Gear drive, when the differential gear is left differential gear 23b, another gear and left differential gear 23b internal messing, such as Fig. 4
Shown, when the differential gear is right differential gear 23c, another gear is driven by idle pulley 23d and right differential gear 23c,
In other words, idle pulley 23d is engaged between right differential gear 23c and another gear.
The working principle of differential mechanism 20 is described so that vehicle turns left as an example below.When vehicle turns left, left wheel and the right side
Wheel rotates clockwise simultaneously, but the revolving speed of right wheel is greater than the revolving speed of left wheel, and right wheel passes through right axle shaft 40, planet carrier
C and planetary gear b drives gear ring d rotation, and gear ring d, which is synchronized, to be rotated clockwise, and correspondingly, gear ring d can be driven right by idle pulley 23d
Differential gear 23c rotation, under the action of idle pulley 23d, right differential gear 23c is rotated counterclockwise, due to left differential gear 23b and
Right differential gear 23c is fixed on differential shaft 23a, and left differential gear 23b is rotated counterclockwise, and the gear ring d of Left Drive component 21 will
It is supplied to mono- opposite force of planet carrier c of Left Drive component 21, so as to reduce left wheel revolving speed, and then vehicle can be made
Steady trun.
Optionally, as shown in Figure 1, engagement disconnection device 70 can be set on motor shaft 11.In this way when engagement disconnects dress
When setting 70 disconnection, wheel is transmitted can be interrupted to the power of main motor 10 by engagement disconnection device 70, so as to avoid main electricity
The damage of machine 10.
Optionally, as shown in Fig. 2, it can be two that engagement, which disconnects device 70, and two engagements disconnect device 70 and distinguish
Setting is between left half axle 30 and left output end and between right axle shaft 40 and right output end.In this way when the engagement for being located at left side is disconnected
Opening apparatus 70, which disconnects left half axle 30 and left output end and disconnects device 70 positioned at the engagement on right side, disconnects right axle shaft 40 and right output
When end, anti-drawing force can not pass to differential mechanism 20 and main motor 10, and anti-drawing force can be received by left motor 50 and right motor 60
Collection can play the effect of environmental protection so as to avoid energy waste.Preferably, as depicted in figs. 1 and 2, engagement disconnects dress
Setting 70 can transmit from motor shaft 11 to the one-way clutch of left half axle 30 and right axle shaft 40 for permission power.One-way clutch knot
Structure is simple and reliable.
A specific embodiment according to the present invention, as shown in figure 3, dynamical system 100 can also include: retarder 80,
Retarder 80 is separately positioned between left half axle 30 and left output end and between right axle shaft 40 and right output end.Retarder 80 can
To play the role of deceleration increment, so as to improve the accelerating ability of vehicle.Wherein, retarder 80 can be planetary gear
Mechanism, as shown in figure 3, the sun gear of retarder 80 is connected with the planet carrier c in Left Drive component 21 or right transmission component 22,
The planet carrier of retarder 80 is connected with left half axle 30 or right axle shaft 40, and the gear ring of retarder 80 is fixed.
Dynamical system 100 according to an embodiment of the present invention is described in detail by taking dynamical system 100 shown in FIG. 1 as an example below
Operating mode.
General driving mode: main motor 10 works, and the power of motor shaft 11 is delivered separately to Left Drive component 21 and right biography
Dynamic component 22, Left Drive component 21 impart power to left half axle 30, and right transmission component 22 passes to right axle shaft 40, left half axle 30
Left wheel rotation is driven, right axle shaft 40 drives right vehicle wheel rotation, normal vehicle operation.Vehicle under this mode is in starting or low
Fast acceleration mode.Be delivered in above content of the power in Left Drive component 21 and right transmission component 22 is had been described, In
This is no longer described in detail.
Curved road safety mode: power transmitting and main electricity when vehicle turns left, between main motor 10 and left half axle 30
Power transmitting between machine 10 and right axle shaft 40 is identical as above-mentioned general driving mode, and distinctive points are, right 60 conduct of motor
Motor uses, and the synchronous driving right axle shaft 40 of right motor 60 rotates, so that the driving force of right wheel is greater than the driving force of left wheel.
Power transmitting and main motor 10 and right axle shaft 40 when vehicle is turned right, between main motor 10 and left half axle 30
Between power transmitting it is identical with above-mentioned general driving mode, distinctive points are, left motor 50 conduct motor uses, left electricity
The synchronous driving left half axle 30 of machine 50 rotates, so that the driving force of left wheel is greater than the driving force of right wheel.
Torque vector distribution may be implemented in this safe mode, so as to promote the safety and stabilization of vehicle bend traveling
Property.
Energy recuperation mode: vehicle is in counter and drags state, and engagement disconnects device 70 and is in an off state, and left wheel passes through a left side
Semiaxis 30 drags energy transmission to left motor 50 for counter, and left motor 50 is used as generator, and right wheel will be anti-by right axle shaft 40
Drag energy transmission to right motor 60, right motor 60 is used as generator, and the electric energy that left motor 50 and right motor 60 are issued can
For driving vehicle movement.
Vehicle according to an embodiment of the present invention, the dynamical system 100 including above-described embodiment, due to above-described embodiment
Dynamical system 100, vehicle structure is compact, and can recycle it is counter drag energy, can be good for the environment.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of dynamical system (100) characterized by comprising
Main motor (10), the main motor (10) have motor shaft (11)；
Differential mechanism (20), the differential mechanism (20) include: Left Drive component (21), right transmission component (22) and differential assembly
(23), the Left Drive component (21) has left input terminal and left output end, and the right transmission component (22) has right input terminal
With right output end, the left input terminal is connected with the left end of the motor shaft (11) and the right input terminal and the motor shaft
(11) right end is connected, and the differential assembly (23) is respectively with the left output end and the right output end transmission to carry out difference
Speed；
Left half axle (30), the left half axle (30) are connected with the left output end；
Right axle shaft (40), the right axle shaft (40) are connected with the right output end；
Left motor (50) with generating function, the left motor (50) are connected with the left half axle (30)；
Right motor (60) with generating function, the right motor (60) are connected with the right axle shaft (40)；
Engagement disconnects device (70), and the engagement disconnects device (70) and is arranged to selectively disconnect the left half axle (30) and institute
It states motor shaft (11) and disconnects between the right axle shaft (40) and the motor shaft (11) so that the left motor (50) and institute
State right motor (60) power generation；
The Left Drive component (21) and the right transmission component (22) are respectively planetary gear mechanism, the planetary gear mechanism
It include: sun gear (a), planetary gear (b), planet carrier (c) and gear ring (d), the sun gear (a) and the motor shaft (11) phase
Even, the planetary gear (b) is engaged between the sun gear (a) and the gear ring (d) and is mounted on the planet carrier (c),
The planet carrier (c) is connected with one in the left half axle (30) and the right axle shaft (40).
2. dynamical system (100) according to claim 1, which is characterized in that the gear ring (d) is configured to duplex-gear tooth
Wheel,
The differential assembly (23) includes:
Differential shaft (23a) is provided with left differential gear (23b) and right differential gear (23c) on the differential shaft (23a), described
Gear ring (d) internal messing of left differential gear (23b) and the Left Drive component (21), the right differential gear (23c) with it is described
The gear ring (d) of right transmission component (22) passes through idle pulley (23d) Xiang Chuandong.
3. dynamical system (100) according to claim 1, which is characterized in that the engagement disconnects device (70) setting and exists
On the motor shaft (11).
4. dynamical system (100) according to claim 1, which is characterized in that it is two that the engagement, which disconnects device (70),
And it is separately positioned between the left half axle (30) and the left output end and the right axle shaft (40) and the right output end
Between.
5. dynamical system (100) according to claim 3 or 4, which is characterized in that it is fair that the engagement, which disconnects device (70),
Perhaps power is transmitted from the motor shaft (11) to the one-way clutch of the left half axle (30) and the right axle shaft (40).
6. dynamical system (100) according to claim 1, which is characterized in that the left motor (50) and the right motor
It (60) is respectively that motor generator is suitable for selectively driving the left half axle (30) or the right axle shaft (40).
7. dynamical system (100) according to claim 1, which is characterized in that the left motor (50) is set in the left side
On semiaxis (30), the right motor (60) is set on the right axle shaft (40).
8. dynamical system (100) according to claim 1, which is characterized in that further include: retarder (80), the deceleration
Device (80) be separately positioned between the left half axle (30) and the left output end and the right axle shaft (40) and the right side it is defeated
Between outlet.
9. a kind of vehicle, which is characterized in that including dynamical system according to claim 1 to 8 (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610361540.1A CN107433853B (en) | 2016-05-27 | 2016-05-27 | Dynamical system and vehicle with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610361540.1A CN107433853B (en) | 2016-05-27 | 2016-05-27 | Dynamical system and vehicle with it |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107433853A CN107433853A (en) | 2017-12-05 |
| CN107433853B true CN107433853B (en) | 2019-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610361540.1A Active CN107433853B (en) | 2016-05-27 | 2016-05-27 | Dynamical system and vehicle with it |
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| Country | Link |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113954612A (en) * | 2020-07-20 | 2022-01-21 | 上海汽车集团股份有限公司 | Coaxial pure electric drive system and automobile |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202507926U (en) * | 2012-04-16 | 2012-10-31 | 中国汽车技术研究中心 | Pure-electromobile driving device |
| CN104691320A (en) * | 2013-12-10 | 2015-06-10 | 北汽福田汽车股份有限公司 | Wheel edge motor driving mechanism and vehicle |
| CN104827884A (en) * | 2014-04-04 | 2015-08-12 | 北汽福田汽车股份有限公司 | Power output system and vehicle having same |
| CN105329097A (en) * | 2014-07-31 | 2016-02-17 | 比亚迪股份有限公司 | Vehicle power transmission system and vehicle having power transmission system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6711968B2 (en) * | 2002-08-02 | 2004-03-30 | Visteon Global Technologies, Inc. | Axle differential assembly |
-
2016
- 2016-05-27 CN CN201610361540.1A patent/CN107433853B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202507926U (en) * | 2012-04-16 | 2012-10-31 | 中国汽车技术研究中心 | Pure-electromobile driving device |
| CN104691320A (en) * | 2013-12-10 | 2015-06-10 | 北汽福田汽车股份有限公司 | Wheel edge motor driving mechanism and vehicle |
| CN104827884A (en) * | 2014-04-04 | 2015-08-12 | 北汽福田汽车股份有限公司 | Power output system and vehicle having same |
| CN105329097A (en) * | 2014-07-31 | 2016-02-17 | 比亚迪股份有限公司 | Vehicle power transmission system and vehicle having power transmission system |
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| CN107433853A (en) | 2017-12-05 |
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