CN206067464U - Clutch for clutch control type electric drive vehicle bridge - Google Patents
Clutch for clutch control type electric drive vehicle bridge Download PDFInfo
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- CN206067464U CN206067464U CN201621071847.XU CN201621071847U CN206067464U CN 206067464 U CN206067464 U CN 206067464U CN 201621071847 U CN201621071847 U CN 201621071847U CN 206067464 U CN206067464 U CN 206067464U
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- clutch
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Abstract
A kind of clutch for clutch control type electric drive vehicle bridge, solve the problems, such as the discontinuity of existing electric drive vehicle bridge presence, energy loss is larger in coasting mode, including axle housing, be assembled in axle housing by motor, speed reducer assembly, the coaxial associated mode driving axis that differential assembly, left and right driving semiaxis and left and right wheel hub are constituted, are characterized in that：Jackshaft is assembled with the hollow axle of motor, the spline of jackshaft one end is connected with the axle shaft gear intermeshing of differential assembly, clutch is provided between the spline at the spline of the jackshaft other end and right jack shaft end, moved back and forth along axis by clutch, realize that jackshaft is intermeshed or is separated with right jack shaft.Which removes the compact conformation for keeping coaxial associated mode drive axle, reasonable in design, the advantages of meet the requirement of matching various electric automobile chassis outside, also with realize automatically from, close, notable energy-conservation, be conducive to the features such as lifting the course continuation mileage of automobile.
Description
Technical field
This utility model is related to a kind of electric automobile driving apparatus, particularly a kind of by motor and decelerator, difference speed reducer
It is integrated, and input and clutch for clutch control type electric drive vehicle bridge of the output with clutch function can be made, it is applied to matching inhomogeneity
The electric automobile of type.
Background technology
At present, the structure of common drive axle used for electric vehicle is broadly divided into two kinds, and a kind of is outside traditional drive axle
Connection motor, motor are arranged in parallel with vehicle bridge；Another kind is in traditional drive axle external connecting motor, motor and car
Bridge is arranged vertically.Both the above arrangement generally adopt single-motor double drive form and input, output shaft, three axle of differential mechanism vertical or
It is arranged in parallel.Both arrangements can all cause the center of gravity of motor to have certain deviation with the axis of axle housing, and stress is not
Uniformly, bulky problem, axle housing moment bear the excessive torque for coming from motor, cause axle housing early stage torsional fatigue to lose
Effect, and under automobile slide operating mode, vehicle dragging motor is rotated, and causes energy loss, reduces the course continuation mileage of automobile.
In " electric automobile drive axle " of the Patent publication No for CN102717707A, a kind of integrated type electric is disclosed
Drive axle structure.Which adopts motor, gear, the driving gear of box of tricks composition, compared with prior art
The axle housing on the outside of driving gear is lacked, has been connected with wheel hub by hub support by connection sleeve pipe, simplifies can overall structure.
Although will be the axis of motor and the realization of the axis of axle housing coaxial, the unbalance loading and the shadow to car load ride comfort of axle housing can be reduced
Ring, but, the driving gear with sun gear as input, fix, and external toothing is output, required planet circular system by planetary carrier
Radial dimension it is excessive, because by its structure influence, it is impossible to meet the requirement of car load minimum ground clearance, external toothing and differential carrier
The deformation of body connector can be such that gear engages not in its working region, and differential casing adopts overall structure, increased vehicle bridge drive
The axial length of dynamic part, therefore there is a problem of meeting the various vehicle chassis of matching.
The applicant once for the problems referred to above design Patent publication No for CN103029577A " electric automobile is coaxially straight
Connection formula driving axis ", its technical scheme includes：Axle housing, is assembled in motor in axle housing, speed reducer assembly, differential mechanism
Rotor is adopted the motor of hollow shaft structure and adopts planetary gear speed reducing mechanism by assembly and left and right half brake assembly
Speed reducer assembly be assembled in same barrel-type casing assembly, left and right half can pass through the half of quill shaft and differential assembly
Shaft gear spline fitted, constitutes coaxial associated mode driving axis, motor housing is cleverly fused into one of axle housing
Point.What which obtained has the technical effect that：It has can not only be configured electric automobile increases dynamic property, arranges easy, chassis
Many advantages, such as reducing without unnecessary unbalance loading, unsprung mass, and solve that existing integrated type electric drive axle structure is present cannot
Meet the problem that the various vehicle chassis of matching require, be conducive to meeting the requirement of the various electric automobile chassis of matching.
But, the electric drive vehicle bridge of above-mentioned two patent is not all input into the function with output clutch.In automobile slide
Rotated by vehicle dragging motor, cause energy loss larger, reduce the course continuation mileage of automobile.Therefore, existing electric drive vehicle bridge
Structure is urgently further improved.
Utility model content
The purpose of this utility model is to provide a kind of clutch for clutch control type electric drive vehicle bridge, solves existing electric drive vehicle bridge and deposits
Discontinuity, in coasting mode when the larger problem of energy loss, which removes the structure for keeping coaxial associated mode drive axle
It is compact, it is reasonable in design, the advantages of meet the requirement of matching various electric automobile chassis outside, also with realize automatically from, close, significantly
Energy-conservation, is conducive to the features such as lifting the course continuation mileage of automobile.
The technical scheme adopted by this utility model is：The clutch for clutch control type electric drive vehicle bridge includes axle housing, is assembled in bridge
The coaxial direct connection being made up of motor, speed reducer assembly, differential assembly, left and right driving semiaxis and left and right wheel hub in shell
Formula driving axis, are characterized in that：Jackshaft, jackshaft one are assembled with the hollow axle of the motor
End is connected with the axle shaft gear intermeshing of differential assembly by spline, and the spline of the jackshaft other end drives half with right
Clutch is provided between the spline of shaft end, is moved back and forth along axis by clutch, realize that jackshaft drives half with right
Axle is intermeshed or separates；Large and small planetary gear in speed reducer assembly is by planet wheel spindle assembly and connection in left and right planetary wheel carrier
Between, sun gear is integral type structure with the hollow axle of motor.
The motor rotor that axle housing side is assembled in the coaxial associated mode driving axis adopts hollow shaft structure,
Speed reducer assembly, differential assembly are assembled in axle housing opposite side, the left lateral star wheel frame of speed reducer assembly and the difference of differential assembly
Fast device shell links together, and the sun gear of hollow axle is meshed with major planet wheel, and major planet wheel is connected in little by spline fitted
On planet wheel spindle, asteroid wheel is meshed with the ring gear being fixed on axle housing, two axle shaft gear difference of differential assembly
It is linked together with spline fitted with left jack shaft, jackshaft.
This utility model has the advantage that and good effect is：As this utility model is to be in Patent publication No
It is improved on the architecture basics of " the coaxial associated mode driving axis of electric automobile " of CN103029577A, respectively by being assembled in
The spline at the jackshaft two ends in the hollow axle of motor, connected with differential assembly and connects right driving by clutch
Semiaxis, is moved back and forth along axis using clutch, realizes that jackshaft is intermeshed or is separated with right jack shaft, so its
Except the compact conformation for keeping coaxial associated mode drive axle, reasonable in design, load is evenly distributed, and quality is relatively light, is provided simultaneously with
Driving, deceleration, differential function, are conducive to outside the advantages of meeting the requirement of matching various electric automobile chassis, and more prominent is
The electric drive vehicle bridge because increased clutch, with the detached function of power, thus can with according to driving cycle demand, control from
Clutch realize automatically from, close, notable energy-conservation is conducive to lifting the course continuation mileage of automobile.Therefore, this utility model is fundamentally
Solve the problems, such as the discontinuity of existing electric drive axle presence, energy loss is larger in coasting mode.
Description of the drawings
Fig. 1 is a kind of structural representation of the present utility model；
Fig. 2 is that the clutch in Fig. 1 is in the structural representation under released state；
Fig. 3 is that the clutch in Fig. 1 is in the structural representation under engagement；
Fig. 4 is differential assembly and left jack shaft, the assembly structure diagram of jackshaft in Fig. 1.
Number explanation in figure：1 left wheel hub, 2 left jack shafts, 3 differential assemblies, 4 left lateral star wheel frames, 5 right lateral star wheel frames,
6 axle housings, 7 hollow axles, 8 jackshafts, 9 motors, 10 clutches, 11 right jack shafts, 12 right wheel hubs, 13 ring gears,
14 asteroid wheels, 15 major planet wheels, 16 axle shaft gears, 17 differential carriers.
Specific embodiment
The concrete structure of this utility model patent is described in detail according to Fig. 1～4.The clutch for clutch control type electric drive vehicle bridge be
It is improved on the architecture basics of " the coaxial associated mode driving axis of electric automobile " of the applicant, it is coaxial in the present embodiment
Associated mode driving axis include axle housing 6, be assembled in axle housing 6 by motor 9, speed reducer assembly, differential assembly 3,
Left and right driving semiaxis 2,11 and left and right wheel hub 1,12.The structure of above-mentioned each parts still adopts " the coaxial associated mode of electric automobile
The basic structure of driving axis ".Wherein jackshaft 8, jackshaft 8 are assembled with the hollow axle 7 of motor 9
The spline of one end is connected with the intermeshing of axle shaft gear 16 of differential assembly 3, spline and the right drive of 8 other end of jackshaft
Clutch 10 is provided between the spline at 11 end of dynamic semiaxis, is moved back and forth along axis by clutch 10, realize jackshaft 8
It is intermeshed or separates with right jack shaft 11.Large and small planetary gear 15,14 in speed reducer assembly is connected by planet wheel spindle assembling
It is connected between left and right planetary wheel carrier 4,5, sun gear is integral type structure with the hollow axle 7 of motor 9.
The rotor that the motor 9 of 6 side of axle housing is assembled in coaxial associated mode driving axis adopts the knot of hollow axle 7
Structure, speed reducer assembly, differential assembly 3 are assembled in 6 opposite side of axle housing, and the left lateral star wheel frame 4 of speed reducer assembly is total with differential mechanism
Differential carrier 17 into 3 links together, and the sun gear on the hollow axle 7 of motor 9 is meshed with major planet wheel 15, big row
Star-wheel 15 is connected on the axle of asteroid wheel 14 by spline fitted, asteroid wheel 14 and the ring gear 13 being fixed on axle housing 6
It is meshed, two axle shaft gears 16 of differential assembly 3 are coupled with spline fitted with left jack shaft 2, jackshaft 8 respectively
Together.
When electric automobile chassis clutch for clutch control type electric drive vehicle bridge of the matching with These characteristics, can be according to automobile
Driving cycle demand, implements being automatically separated and combination for clutch by control system.After motor 9 is powered, output torque
Exported by hollow axle 7, drive speed reducer assembly, rotating speed is reduced by speed reducer assembly, moment of torsion is defeated by planetary wheel carrier 4 after increasing
Go out, drive differential assembly 3, differential assembly 3 that moment of torsion is distributed to left jack shaft 2 and jackshaft 8, jackshaft
8 drive right jack shaft 11 by clutch 10（Now clutch is in engagement）, left jack shaft 2 and right jack shaft
11 drive left wheel hub 1 and right wheel hub 12 respectively, so as to realize running car.Automobile is realized by the rotation speed change of motor 9
The change of speed.When automobile turning or both sides wheel（Not shown in figure）It is different from traction, then by differential assembly 3
Realize the requirement of differential speed of vehicle.
When automobile slide, 9 unpowered output of motor, left and right wheel hub 1,12 drive respectively left and right driving semiaxis 2,
11, left jack shaft 2 drives differential assembly 3, and now right jack shaft 11 is separated with clutch 10, unpowered transmission, and poor
Fast device assembly 3 drives jackshaft 8 by the differential function of itself, and can not drive speed reducer assembly and motor assembly
9.Therefore, automobile slide operating mode, clutch 8 are separated, and wheel only drives drive shaft, and does not drag speed reducer assembly and motor
9, reach energy-saving effect.
When automobile brake slows down, 9 unpowered output of motor, left and right wheel hub 1,12 drive left and right driving half respectively
Axle 2,11, left jack shaft 2 drive differential assembly 3, and now right jack shaft 11 is in engagement, right drive with clutch 10
Dynamic semiaxis 11 drives jackshaft 8, jackshaft 8 and left jack shaft 2 to drive differential mechanism total simultaneously by clutch 10
Into 3, differential assembly 3 drives speed reducer assembly, speed reducer assembly to drive hollow axle 7.Now 9 dragged operating of motor,
So as to the braking function using motor 9 generates electricity, energy regenerating is capable of achieving.Therefore, automobile brake decelerating mode, clutch 10
Engagement, 9 dragged operating of motor, in generating state, are capable of achieving energy regenerating, reach the effect of further energy-conservation.
Claims (2)
1. a kind of clutch for clutch control type electric drive vehicle bridge, including axle housing, be assembled in axle housing by motor, speed reducer assembly,
The coaxial associated mode driving axis that differential assembly, left and right driving semiaxis and left and right wheel hub are constituted, it is characterised in that：It is described
Jackshaft, the spline of jackshaft one end and the axle shaft gear of differential assembly are assembled with the hollow axle of motor
Intermeshing connection, is provided with clutch between the spline of the jackshaft other end and the spline at right jack shaft end, passes through
Clutch is moved back and forth along axis, realizes that jackshaft is intermeshed or is separated with right jack shaft；In speed reducer assembly
By planet wheel spindle assembly and connection between left and right planetary wheel carrier, sun gear with the hollow axle of motor is large and small planetary gear
Integral structure.
2. clutch for clutch control type electric drive vehicle bridge according to claim 1, it is characterised in that：The coaxial associated mode drive axle
The motor rotor that axle housing side is assembled in assembly adopts hollow shaft structure, speed reducer assembly, differential assembly to be assembled in
Axle housing opposite side, left lateral star wheel frame and the differential carrier of differential assembly of speed reducer assembly link together, and hollow axle is too
Sun wheel be meshed with major planet wheel, major planet wheel is connected on asteroid wheel shaft by spline fitted, asteroid wheel be fixed on
Ring gear on axle housing is meshed, and two axle shaft gears of differential assembly are respectively with left jack shaft, jackshaft with flower
Key cooperation is linked together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621071847.XU CN206067464U (en) | 2016-09-23 | 2016-09-23 | Clutch for clutch control type electric drive vehicle bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621071847.XU CN206067464U (en) | 2016-09-23 | 2016-09-23 | Clutch for clutch control type electric drive vehicle bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206067464U true CN206067464U (en) | 2017-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621071847.XU Active CN206067464U (en) | 2016-09-23 | 2016-09-23 | Clutch for clutch control type electric drive vehicle bridge |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106347091A (en) * | 2016-09-23 | 2017-01-25 | 辽宁曙光汽车集团股份有限公司 | Clutch control type electric drive axle |
| CN107672431A (en) * | 2017-10-12 | 2018-02-09 | 十堰亚新汽车科技有限公司 | Pure electronic fluid drive integration driving axis used for electric vehicle |
| CN107757356A (en) * | 2017-11-07 | 2018-03-06 | 北京博格华纳汽车传动器有限公司 | A kind of automobile-used decelerator with differential lock |
| CN109109640A (en) * | 2018-07-10 | 2019-01-01 | 广西汽车集团有限公司 | A kind of coaxial-type independent electrical drives bridge and electric car |
| CN109421524A (en) * | 2017-08-31 | 2019-03-05 | 东风德纳车桥有限公司 | A kind of electric axle assembly |
| CN110594364A (en) * | 2018-06-13 | 2019-12-20 | 斯凯孚公司 | Transmission assembly |
| CN112356663A (en) * | 2020-08-28 | 2021-02-12 | 郭晓辉 | Differential mechanism and direct drive motor integrated rear axle assembly |
-
2016
- 2016-09-23 CN CN201621071847.XU patent/CN206067464U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106347091A (en) * | 2016-09-23 | 2017-01-25 | 辽宁曙光汽车集团股份有限公司 | Clutch control type electric drive axle |
| CN109421524A (en) * | 2017-08-31 | 2019-03-05 | 东风德纳车桥有限公司 | A kind of electric axle assembly |
| CN107672431A (en) * | 2017-10-12 | 2018-02-09 | 十堰亚新汽车科技有限公司 | Pure electronic fluid drive integration driving axis used for electric vehicle |
| CN107672431B (en) * | 2017-10-12 | 2023-09-29 | 十堰亚新汽车科技有限公司 | Pure electric automatic speed change integrated drive axle assembly for electric automobile |
| CN107757356A (en) * | 2017-11-07 | 2018-03-06 | 北京博格华纳汽车传动器有限公司 | A kind of automobile-used decelerator with differential lock |
| CN107757356B (en) * | 2017-11-07 | 2023-12-19 | 北京博格华纳汽车传动器有限公司 | Speed reducer with differential lock for vehicle |
| CN110594364A (en) * | 2018-06-13 | 2019-12-20 | 斯凯孚公司 | Transmission assembly |
| CN109109640A (en) * | 2018-07-10 | 2019-01-01 | 广西汽车集团有限公司 | A kind of coaxial-type independent electrical drives bridge and electric car |
| CN109109640B (en) * | 2018-07-10 | 2023-12-29 | 广西汽车集团有限公司 | Coaxial independent electric drive bridge and electric automobile |
| CN112356663A (en) * | 2020-08-28 | 2021-02-12 | 郭晓辉 | Differential mechanism and direct drive motor integrated rear axle assembly |
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