CN108859711A - A kind of integrated form different capacity Dual-motors Driving bridge with parking brake - Google Patents
A kind of integrated form different capacity Dual-motors Driving bridge with parking brake Download PDFInfo
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- CN108859711A CN108859711A CN201810693778.3A CN201810693778A CN108859711A CN 108859711 A CN108859711 A CN 108859711A CN 201810693778 A CN201810693778 A CN 201810693778A CN 108859711 A CN108859711 A CN 108859711A
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- 230000000694 effects Effects 0.000 claims abstract description 4
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 230000009194 climbing Effects 0.000 abstract 1
- 230000007423 decrease Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010792 warming Methods 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
- B60K1/02—Arrangement or mounting of electrical propulsion units comprising more than one electric motor
-
- 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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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
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Abstract
The working efficiency of vehicle can be improved in the invention discloses a kind of integrated form different capacity Dual-motors Driving bridge with parking brake, improves course continuation mileage, while can also improve the handling of vehicle, stability, braking and climbing capacity.Wherein driving motor, gearbox, parking brake are integrated together, not only reduce amount of parts, and axle assembly weight is effectively reduced.Input shaft of the motor shaft of the driving motor as gearbox, it is parallel to left and right semiaxis, two identical roller gears are installed by bearing in differential mechanism two sides respectively, are engaged with the output roller gear of gearbox to reach the function of transmission power, power loss is reduced, transmission efficiency is improved.A synchronizer is fixed on differential mechanism, first driving motor is heavy-duty motor, second driving motor is low-power machine, needs to select to engage with which side deceleration driven gear by synchronizer according to traveling, guarantees that two driving motors are held at efficient workspace.Left and right semiaxis is connected with two sides wheel, reaches driving effect.
Description
Technical field：
The present invention relates to the technical field of driving device, specifically a kind of integrated form different capacity with parking brake
Dual-motors Driving bridge；Applied to driving device for pure electric vehicles.
Background technique：
Orthodox car makes facing mankind energy shortage, climate warming, air quality decline etc. in being continuously increased for global ownership
Problem.For these problems, increase new-energy automobile technological development dynamics, following automobile will be based on electrical energy drive,
This is set common recognition of the motor-dom to new-energy automobile developing direction；With high efficiency, without discharge, do not depend on the pure electric vehicle of gasoline
Automobile is the main direction of development of city vehicle in future, with the great development of power battery technology in recent years, pure electric automobile
Technology has entered the fast-developing phase.
Currently, to be all that a motor is passed to power by transmission shaft fixed fast for the structure that most of pure electric automobiles use
The retarder of ratio.This structural elements quantity is more, and occupied space is larger, and has only with a motor fan-out capability
Limit, causes the comprehensive performance of vehicle to decline.What Chinese patent CN101386258A, CN106808989A were provided is all that one kind has
The electricity of the bi-motor form of equal-wattage drives bridge, and the working efficiency of motor is low, and there are larger for mutually coordinated between two motors
The problem of.
Summary of the invention：
The purpose of the present invention is overcoming the shortcomings of above-mentioned prior art, and provide a kind of integrated form difference function with parking brake
Rate Dual-motors Driving bridge；It is limited using a motor fan-out capability mainly to solve existing pure electric automobile, leads to the comprehensive of vehicle
Performance decline is closed, the problems such as working efficiency using bi-motor form motor is low, inaccurate coordination between two motors.
The technical solution adopted by the present invention is：A kind of integrated form different capacity Dual-motors Driving bridge with parking brake,
It including shell, is characterized in that, the first driving motor, the second driving motor, the first gearbox, is set in the shell
Two gearboxes and differential mechanism；First input shaft of the motor shaft of first driving motor as the first gearbox, second drives
The motor shaft of dynamic motor as the second gearbox and the second input shaft, the first input shaft and the second input shaft be parallel to left half axle and
Right axle shaft, the differential mechanism left and right sides set the first train of reduction gears driven gear and the second train of reduction gears driven gear respectively, and
Respectively with the first train of reduction gears driving gear and the second train of reduction gears driving gear of the first gearbox and the second gearbox
The function of power is transmitted in engagement to reach；A synchronizer is fixed on differential mechanism, the first driving motor is heavy-duty motor, the
Two driving motors are low-power machines, according to traveling need to select by synchronizer with the first train of reduction gears driven gear and
Second train of reduction gears driven gear guarantees that two driving motors are held at efficient workspace；Left half axle, right axle shaft difference
It is connected with the left wheel of two sides, right wheel, reaches driving effect；
First driving motor is integrated together with the first gearbox, the first parking brake, wherein the first driving motor
First the second wall of gearbox of the first driving motor end cap and the first gearbox fix, the first parking brake is fixed on first
On first jackshaft of gearbox；Second driving motor is integrated together with the second gearbox, the second parking brake,
Wherein the second driving motor end cap of the second driving motor and second the second wall of gearbox of the second gearbox are fixed, the second parking
Brake is fixed on the second jackshaft of the second gearbox；The differential mechanism includes differential casing, planetary gear, left half axle
Gear, right axle shaft gear, the differential mechanism left and right sides are separately connected the first train of reduction gears driven gear and second by bearing and subtract
Fast gear set driven gear, is installed along in front axle housing and rear axle housing intermediate cavity with differential mechanism；
First gearbox includes the first input shaft and the first jackshaft, and two axis are placed in parallel, wherein the first input shaft one
End is coaxial with the first drive motor shaft, and is driven and rotated by motor shaft, and the other end is fixed on the first change of the first gear box casing
On fast the second wall of case；First jackshaft one end is fixed on first the first wall of gearbox of the first gearbox, the other end and first
Parking brake is coaxial, realizes the function of parking braking；Second gearbox includes the second input shaft and the second jackshaft,
Two axis are placed in parallel, wherein second input shaft one end and the second drive motor shaft are coaxial, and are driven by motor shaft and are rotated, the other end
It is fixed on second the second wall of gearbox of the second gear box casing；Second jackshaft one end is fixed on the second of the second gearbox
On the first wall of gearbox, the other end and the second parking brake are coaxial, realize the function of parking braking；First gearbox
Including the first input gear group and the first train of reduction gears, wherein the first input gear group includes that two identical gears first are defeated
Enter gear set driving gear and the first input gear group driven gear, the first input gear group driving tooth of the first input gear group
Wheel is connected with the first input shaft, and the first input gear group driven gear is connected with the first jackshaft, the first input gear group
Main function be to transmit power to the first jackshaft；First train of reduction gears includes intermeshing first deceleration
Gear set driving gear and the first train of reduction gears driven gear, the first train of reduction gears driving gear are connected to first
On jackshaft, the first train of reduction gears driven gear is mounted in differential mechanism left housing by bearing；Described second becomes
Fast case includes the second input gear group and the second train of reduction gears, wherein the second input gear group includes two identical Cylinder Gears
Take turns the second input gear group driving gear and the second input gear group driven gear, the second input gear of the second input gear group
Group driving gear is connected with the second input shaft, and the second input gear group driven gear is connected with the second jackshaft, and described second
The main function of input gear group is to transmit power to the second jackshaft；Second train of reduction gears includes intermeshing
The second train of reduction gears driving gear and the second train of reduction gears driven gear, the second train of reduction gears driving gear
It is connected on the second jackshaft, the second train of reduction gears driven gear is mounted in differential mechanism left housing by bearing；Institute
The left half axle gear for the differential mechanism stated connect driving left wheel, the right axle shaft gear of differential mechanism and right half by spline with left half axle
Axis drives right wheel by spline connection.
Further, first input shaft both ends pass through the first input shaft left bearing, the first input shaft right bearing respectively
Support, the second input shaft both ends pass through the second input shaft left bearing, the support of the second input shaft right bearing respectively；Described
First jackshaft passes through the first jackshaft left bearing, the support of the first jackshaft right bearing, the second jackshaft difference respectively
By the second jackshaft left bearing, lower jackshaft right bearing support, bearing uses tapered roller bearing.
Further, the input gear group driving gear is fixed on input shaft by spline, input gear group quilt
Moving gear and train of reduction gears driving gear are fixed on jackshaft by spline；First train of reduction gears driven gear is in differential
It is fixed under the support of device left bearing in differential mechanism left housing, support of the second train of reduction gears driven gear in differential mechanism right bearing
Under be fixed on differential right casing, differential mechanism left bearing and differential mechanism right bearing are tapered roller bearing.
Further, the parking brake is connect with jackshaft using Zipper-type or caliper brake by spline.
Further, synchronizer is set on the differential mechanism, is located at the first train of reduction gears driven gear and second and slows down
Between gear set driven gear, the clutch collar and the first train of reduction gears passive tooth on synchronizer are completed by exterior operator
The engagement and disconnection of wheel or the second train of reduction gears driven gear.
Further, the first input gear group, the second input gear group, the first train of reduction gears, the second reducing gear
Wheel group is helical gears.
Further, first driving motor and the second driving motor are located at axle housing two sides, and the two is different capacity
Permanent magnet synchronous motor.
Further, the gearbox and the public shell of differential mechanism, shell are connect by bolt with axle housing；Speed change
It is bolted between tank shell and driving motor end cap.
A kind of integrated form different capacity Dual-motors Driving bridge and prior art phase with parking brake of the present invention
Than with substantive distinguishing features outstanding：
It 1, is a kind of with Highgrade integration, comprehensive raising vehicle efficiency, the integrating with parking brake for reducing cost
Formula different capacity Dual-motors Driving bridge；
2, the motor of two different capacities can play respective characteristic advantage according to traveling road conditions, provide abundance for system
Torque is supported and power output, makes two motors when working all in high efficient district.
Detailed description of the invention：
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the first gearbox designs schematic diagram；
Fig. 3 is the second gearbox designs schematic diagram.
Wherein, the first driving motor of 01A-, the second driving motor of 01B-, the first parking brake of 02A-, 02B- second are stayed
Vehicle brake, the first gearbox of 03A-, the second gearbox of 03B-, 04A- the first input shaft left bearing, the second input shaft of 04B- are left
Bearing, 05A- the first input shaft right bearing, 05B- the second input shaft right bearing, 06A- the first jackshaft left bearing, 06B- second
Jackshaft left bearing, 07A- the first jackshaft right bearing, 07B- the second jackshaft right bearing, 08- differential mechanism left bearing, 09- are poor
Fast device right bearing, the first input shaft of 10A-, the second input shaft of 10B-, the first jackshaft of 11A-, the second jackshaft of 11B-, 12- are left
Semiaxis, 13- right axle shaft, 14- differential mechanism, 15- synchronizer, 16A- the first input gear group driving gear, 16B- second input tooth
Wheel group driving gear, 17A- the first input gear group driven gear, 17B- the second input gear group driven gear, 18A- first subtract
Fast gear set driving gear, 18B- the second train of reduction gears driving gear, 19A- the first train of reduction gears driven gear, 19B-
Two train of reduction gears driven gears, 20A- the first input gear group, 20B- the second input gear group, the first reduction gearing of 21A-
Group, the second train of reduction gears of 21B-, 30A- the first wall of the first gearbox, 30B- the first wall of the second gearbox, the first speed change of 31A-
The second wall of case, 31B- the second wall of the second gearbox, 32A- the first driving motor end cap, 32B- the second driving motor end cap, before 40-
Axle housing, 41- rear axle housing, 50- left wheel, the right wheel of 51-.
Specific embodiment：
For a better understanding and implementation, providing specific embodiment with reference to the accompanying drawing, the present invention will be described in detail.
Embodiment 1, referring to Fig. 1,2,3, by the first driving motor 01A, the first gearbox 03A, the first parking brake 02A
And differential mechanism 14 is integrated together, and the first driving motor end cap 32A and first gearbox the second wall 31A is connected by bolt
It connects, the first gearbox 03A shell is bolted with front axle housing 40, and the first parking brake 02A is connected to the first gearbox
On first wall 30A；Second driving motor 01B, the second gearbox 03B, the second parking brake 02B and differential mechanism 14 are integrated
To together, the second driving motor end cap 32B and second the second wall of gearbox 31B are bolted, the second gearbox 03B shell
Body is bolted with rear axle housing 41, and the second parking brake 02B is connected on second the first wall of gearbox 30B, in differential
Synchronizer 15 is installed, the poor shell in left side is connected by differential mechanism left bearing 08 and the first train of reduction gears driven gear 19A on device 14
It connects, right side difference shell is connect by differential mechanism right bearing 09 with the second train of reduction gears driven gear 19B, is passed through on the right side of left half axle 12
Spline is connected with differential side wheel, and left side is connected with left wheel 50, passes through spline and differential side wheel on the left of right axle shaft 13
It is connected, right side is connected with right wheel 51, reaches driving effect；First driving motor 01A and the second driving motor 01B are located at axle housing
Two sides, the two are the permanent magnet synchronous motors of different capacity；
First gearbox 03A includes the first input shaft 10A and the first jackshaft 11A, and two axis are placed in parallel, wherein the first input shaft
The one end 10A and the first drive motor shaft are coaxial, and are driven and rotated by motor shaft, and the other end is fixed on first the second wall of gearbox
31A；First jackshaft 11A passes through the first jackshaft left bearing 06A, the first jackshaft right bearing 07A support respectively, and bearing uses
Tapered roller bearing；First one end jackshaft 11A is fixed on first gearbox the first wall 30A, the other end and the first parking braking
Device 02A is coaxial, is connected using Zipper-type or caliper brake, realizes the function of parking braking；Second gearbox 03B includes the second input
Axis 10B and the second jackshaft 11B, two axis are placed in parallel, wherein second one end input shaft 10B and the second drive motor shaft are coaxial,
And driven and rotated by motor shaft, the other end is fixed on second the second wall of gearbox 31B；Second jackshaft 11B passes through second respectively
Jackshaft left bearing 06B, lower jackshaft right bearing 07B support, bearing use tapered roller bearing；Second jackshaft 11B mono-
End is fixed on second gearbox the first wall 30B, and the other end and the second parking brake 02B are coaxial, using Zipper-type or caliper brake
Connection, realizes the function of parking braking；
First gearbox 03A includes first group of input gear 20A and first group of reduction gearing 21A, both for helical teeth Cylinder Gear
Wheel, wherein first group of input gear group 20A includes two identical gears, the first input gear group driving gear 16A and first
Input shaft 10A is connected, and the first input gear group driven gear 17A is connected with the first jackshaft 11A, the first input gear group 20A
Main function be to transmit power to the first jackshaft 11A；First group of train of reduction gears 21A includes intermeshing first subtracting
Fast gear set driving gear 18A and the first train of reduction gears driven gear 19A, the first deceleration driving gear 18A are connected to first
On jackshaft 11A, the first deceleration driven gear 19A is mounted on differential mechanism left housing by bearing；Second gearbox 03B includes second
Group input gear 20B and second group of reduction gearing 21B, both for helical gears, wherein second group of input gear group 20B
Including two identical roller gears, the second input gear group driving gear 16B is connected with the second input shaft 10B, the second input
Gear set driven gear 17B is connected with the second jackshaft 11B, and the main function of the second input gear group 20B is by power transmission
To the second jackshaft 11B；Second group of train of reduction gears 21B include intermeshing second train of reduction gears driving gear 18B and
Second train of reduction gears driven gear 19B, the second deceleration driving gear 18B are connected on the second jackshaft 11B, the second deceleration quilt
Moving gear 19B is mounted on differential mechanism left housing by bearing；
First input shaft 10A and the second both ends input shaft 10B pass through input shaft left bearing 04A, 04B and input shaft right bearing respectively
05A, 05B support；Input gear group driving gear 16A, 16B are fixed on input shaft by spline；Input gear group passive tooth
Wheel 17A, 17B and train of reduction gears active reduction gearing 18A, 18B are fixed on jackshaft by spline；First train of reduction gears
Involuntary speed reduction gear 19A be fixed under the support of differential mechanism left bearing 08 in differential mechanism left housing, the second train of reduction gears
Involuntary speed reduction gear 19B is fixed on differential right casing under the support of differential mechanism right bearing 09, differential mechanism left bearing 08 and poor
Fast device right bearing 09 is all made of tapered roller bearing；Synchronizer 15 is installed on differential mechanism, is connected by spline, outside is passed through
Clutch collar and the first train of reduction gears driven gear 19A or the second train of reduction gears on executing agency's completion synchronizer 15 is passive
The engagement and disconnection of gear 19B；Form a kind of integrated form different capacity Dual-motors Driving bridge with parking brake of the invention.
A kind of integrated form different capacity Dual-motors Driving bridge with parking brake of the present invention, in vehicle driving mistake
Cheng Zhong selects powerful first driving motor 01A or low power second driving motor 01B according to operating conditions, passes through
Gearbox 03A and 03B transfer power to the first train of reduction gears driving tooth 18A and the second train of reduction gears driving gear 18B,
Differential mechanism 14 is passed to by first group of train of reduction gears 21A and second group of train of reduction gears 21B, passes through the selection of synchronizer 15 and the
One train of reduction gears driven gear 19A or the second train of reduction gears driven gear 19B engagement and disconnection, pass through semiaxis for power
12,13 left and right wheels 50,51 are transmitted to, guarantee that two driving motors being capable of efficient operation.
The description of above-described embodiment be substantially it is exemplary, it is any it is relevant to main idea of the present invention deformation include
In the range of this patent.
Claims (8)
1. a kind of integrated form different capacity Dual-motors Driving bridge with parking brake, including shell, which is characterized in that described
The first driving motor is set in shell（01A）, the second driving motor（01B）, the first gearbox（03A）, the second gearbox（03B）With
Differential mechanism（14）；First driving motor（01A）Motor shaft as the first gearbox（03A）The first input shaft
（10A）, the second driving motor（01B）Motor shaft as the second gearbox（03B）With the second input shaft（10B）, the first input
Axis（10A）With the second input shaft（10B）It is parallel to left half axle（12）And right axle shaft（13）, differential mechanism（14）The left and right sides is set respectively
First train of reduction gears driven gear（19A）With the second train of reduction gears driven gear（19B）, and respectively with the first gearbox
（03A）With the second gearbox（03B）The first train of reduction gears driving gear（18A）With the second train of reduction gears driving gear
（18B）The function of power is transmitted in engagement to reach；Differential mechanism（14）On be fixed with a synchronizer（15）, the first driving motor
（01A）It is heavy-duty motor, the second driving motor（01B）It is low-power machine, is needed to pass through synchronizer according to traveling（15）Come
Selection and the first train of reduction gears driven gear（19A）With the second train of reduction gears driven gear（19B）, guarantee two driving electricity
Machine is held at efficient workspace；Left half axle（12）, right axle shaft（13）Respectively with the left wheel of two sides（50）, right wheel（51）
It is connected, reaches driving effect；
First driving motor（01A）With the first gearbox（03A）, the first parking brake（02A）It is integrated together,
In the first driving motor（01A）The first driving motor end cap（32A）With the first gearbox（03A）First the second wall of gearbox
（31A）It is fixed, the first parking brake（02A）It is fixed on the first gearbox（03A）The first jackshaft（11A）On；Described
Second driving motor（01B）With the second gearbox（03B）, the second parking brake（02B）It is integrated together, wherein the second driving
Motor（01B）The second driving motor end cap（32B）With the second gearbox（03B）Second the second wall of gearbox（31B）It is fixed,
Second parking brake（02B）It is fixed on the second gearbox（03B）The second jackshaft（11B）On；The differential mechanism（14）Packet
Include differential casing, planetary gear, left half axle gear, right axle shaft gear, differential mechanism（14）The left and right sides is connected respectively by bearing
Connect the first train of reduction gears driven gear（19A）With the second train of reduction gears driven gear（19B）, with differential mechanism（14）Pacify together
Mounted in front axle housing（40）And rear axle housing（41）In intermediate cavity；
First gearbox（03A）Including the first input shaft（10A）With the first jackshaft（11A）, two axis are placed in parallel,
In the first input shaft（10A）One end and the first driving motor（01A）Axis is coaxial, and is driven and rotated by motor shaft, and the other end is fixed
In the first gearbox（03A）First the second wall of gearbox of shell（31A）On；First jackshaft（11A）One end is fixed on first
Gearbox（03A）First the first wall of gearbox（30A）On, the other end and the first parking brake (02A) coaxially, realize parking
The function of braking；Second gearbox（03B）Including the second input shaft（10B）With the second jackshaft（11B）, two axis are parallel
It places, wherein the second input shaft one end (10B) and the second driving motor（01B）Axis is coaxial, and is driven and rotated by motor shaft, another
End is fixed on the second transmission housing（03B）Second the second wall of gearbox of body（31B）On；Second jackshaft（11B）One end is fixed
In the second gearbox（03B）Second the first wall of gearbox（30B）On, the other end and the second parking brake（02B）Coaxially, real
The function of existing parking braking；First gearbox（03A）Including the first input gear group（20A）With the first train of reduction gears
（21A）, wherein the first input gear group（20A）Including two identical the first input gear of gear group driving gears（16A）With
First input gear group driven gear（17A）, the first input gear group（20A）The first input gear group driving gear（16A）
With the first input shaft（10A）It is connected, the first input gear group driven gear（17A）With the first jackshaft（11A）It is connected, described the
One input gear group（20A）Main function be to transmit power to the first jackshaft（11A）；First train of reduction gears
（21A）Including intermeshing first train of reduction gears driving gear（18A）With the first train of reduction gears driven gear（19A）,
The first train of reduction gears driving gear（18A）It is connected to the first jackshaft（11A）On, first train of reduction gears
Driven gear（19A）Differential mechanism is mounted on by bearing（14）In left housing；Second gearbox（03B）Including the second input
Gear set（20B）With the second train of reduction gears（21B）, wherein the second input gear group（20B）Including two identical Cylinder Gears
Take turns the second input gear group driving gear（16B）With the second input gear group driven gear（17B）, the second input gear group
（20B）The second input gear group driving gear（16B）With the second input shaft（10B）It is connected, the second input gear group passive tooth
Wheel（17B）With the second jackshaft（11B）It is connected, the second input gear group（20B）Main function be by power transmission
To the second jackshaft（11B）；Second train of reduction gears（21B）Including intermeshing second train of reduction gears driving tooth
Wheel（18B）With the second train of reduction gears driven gear（19B）, the second train of reduction gears driving gear（18B）It is connected to
Second jackshaft（11B）On, the second train of reduction gears driven gear（19B）Differential mechanism is mounted on by bearing（14）It is left
On shell；The differential mechanism（14）Left half axle gear and left half axle（12）Driving left wheel is connected by spline（50）, differential
Device（14）Right axle shaft gear and right axle shaft（13）Right wheel is driven by spline connection（51）.
2. a kind of integrated form different capacity Dual-motors Driving bridge with parking brake according to claim 1, feature
It is, first input shaft（10A）Both ends pass through the first input shaft left bearing respectively（04A）, the first input shaft right bearing
（05A）Support, second input shaft（10B）Both ends pass through the second input shaft left bearing respectively（04B）, the second input shaft it is right
Bearing（05B）Support；First jackshaft（11A）Pass through the first jackshaft left bearing respectively（06A）, the first jackshaft it is right
Bearing（07A）Support, second jackshaft（11B）Pass through the second jackshaft left bearing respectively（06B）, the lower jackshaft it is right
Bearing（07B）Support, bearing use tapered roller bearing.
3. a kind of integrated form different capacity Dual-motors Driving bridge with parking brake according to claim 1, feature
It is, the input gear group driving gear is fixed on input shaft by spline, input gear group driven gear and deceleration
Gear set driving gear is fixed on jackshaft by spline；First train of reduction gears driven gear（19A）In differential mechanism left axle
It holds（08）Support under be fixed on differential mechanism（14）In left housing, the second train of reduction gears driven gear（19B）In differential mechanism right axle
It holds（09）Support under be fixed on differential mechanism（14）On right shell, differential mechanism left bearing（08）With differential mechanism right bearing（09）For circular cone
Roller bearing.
4. a kind of integrated form different capacity Dual-motors Driving bridge with parking brake according to claim 1, feature
It is, the parking brake is connect with jackshaft using Zipper-type or caliper brake by spline.
5. a kind of integrated form different capacity Dual-motors Driving bridge with parking brake according to claim 1, feature
It is, the differential mechanism（14）On set synchronizer（15）, it is located at the first train of reduction gears driven gear（19A）Slow down with second
Gear set driven gear（19B）Between, synchronizer is completed by exterior operator（15）On clutch collar and the first reducing gear
Wheel group driven gear（19A）Or the second train of reduction gears driven gear（19B）Engagement and disconnection.
6. a kind of integrated form different capacity Dual-motors Driving bridge with parking brake according to claim 1, feature
It is, the first input gear group（20A）, the second input gear group（20B）, the first train of reduction gears（21A）, second slow down
Gear set（21B）It is helical gears.
7. a kind of integrated form different capacity Dual-motors Driving bridge with parking brake according to claim 1, feature
It is, first driving motor（01A）With the second driving motor（01B）Positioned at axle housing two sides, the two is different capacity
Permanent magnet synchronous motor.
8. a kind of integrated form different capacity Dual-motors Driving bridge with parking brake according to claim 1, feature
It is, the gearbox and differential mechanism（14）A public shell, shell are connect by bolt with axle housing；Gear box casing with
It is bolted between driving motor end cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810693778.3A CN108859711A (en) | 2018-06-29 | 2018-06-29 | A kind of integrated form different capacity Dual-motors Driving bridge with parking brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810693778.3A CN108859711A (en) | 2018-06-29 | 2018-06-29 | A kind of integrated form different capacity Dual-motors Driving bridge with parking brake |
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| CN110143132A (en) * | 2019-06-21 | 2019-08-20 | 湖北三众车桥股份有限公司 | Dual-motors Driving rear axle assy |
| CN110481313A (en) * | 2019-08-29 | 2019-11-22 | 杨小丽 | Differential speed of vehicle deceleration device, differential mechanism and vehicle for multi_motor control |
| CN112918236A (en) * | 2021-03-18 | 2021-06-08 | 中国重汽集团济南动力有限公司 | Integrated double-motor two-gear electric drive bridge assembly mechanism and driving method |
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Application publication date: 20181123 |