CN110203060A - A kind of electric car bi-motor Direct wheel drives system - Google Patents
A kind of electric car bi-motor Direct wheel drives system Download PDFInfo
- Publication number
- CN110203060A CN110203060A CN201910486934.3A CN201910486934A CN110203060A CN 110203060 A CN110203060 A CN 110203060A CN 201910486934 A CN201910486934 A CN 201910486934A CN 110203060 A CN110203060 A CN 110203060A
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- China
- Prior art keywords
- motor
- double reduction
- driven gear
- driving gear
- primary speed
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/043—Transmission unit disposed in on near the vehicle wheel, or between the differential gear unit and the wheel
-
- 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
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
-
- 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
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K2007/003—Disposition of motor in, or adjacent to, traction wheel with two or more motors driving a single wheel
-
- 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
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K2007/0061—Disposition of motor in, or adjacent to, traction wheel the motor axle being parallel to the wheel axle
Abstract
The present invention relates to a kind of electric car bi-motor Direct wheel drives systems, including reduction gearbox, the right wheel with the revolver of left half axle transmission and with right axle shaft transmission, the system further includes that the Left Drive component to realize left half axle and motor M2 transmission and the right transmission component to realize right axle shaft and motor M1 transmission are fixed and be equipped with along the motor M1 and motor M2 of longitudinal direction of car arrangement, the reduction box casing with the ipsilateral integral type of reduction box casing.Compared with prior art, the present invention, which has, saves space, improves compactedness and integrated level, and structure is simple, and manufacturing cost is low, has many advantages, such as double reduction, reduces the requirement to driving motor performance.
Description
Technical field
The present invention relates to electric cars to drive transmission field, more particularly, to a kind of electric car bi-motor Direct wheel drives system
System.
Background technique
Compared with conventional fuel oil automobile, pure electric automobile has zero-emission, high efficiency and peace and quiet, even running etc. many
Advantage is the important trend of future automobile development.Pure electric automobile is broadly divided into centralization driving by drive system configuration and divides
Cloth drives two major classes.Compared with centralization drives electric car, transmission chain is short, is driven with driving for distributed-driving electric automobile
Outstanding advantages of high-efficient, compact-sized, further, since wheel driving torque is individually controllable, Full Vehicle Dynamics control performance is more
It is good, vehicle active safety energy can be greatly improved.Distributed drive system configuration can be divided into Direct wheel drives system again and wheel hub drives
Dynamic system two major classes.Due to the factors such as the generally existing manufacturing cost of hub motor is high, technical difficulty is big, unsprung mass is big, at present
Also it is dfficult to apply to high speed electric car.Direct wheel drives system generally uses high-speed motor to be equipped with retarder, finally by power
It is transmitted to wheel.Compared with hub motor, high-speed motor is small in size, light weight, at low cost, power density is high, high-efficient, and matches
Standby retarder manufacturing cost and technical difficulty are also low, and Direct wheel drives system is easy to practical application.Therefore, Direct wheel drives system is
The mainstream drive system configuration of distributed-driving electric automobile at present.
The high-speed motor of Direct wheel drives system is mainly arranged in vehicle body, suspension and suspension and serves as three kinds of cloth of dynamic vibration absorber
Set form.It is arranged in suspension or suspension serves as two kinds of arrangements of dynamic vibration absorber and can effectively inhibit unsprung mass negative effect,
The ride comfort of vehicle is improved, but need to be with suspension system Integrated design, technical difficulty is larger.Most common at present is by high-speed motor
It is arranged in the scheme of vehicle body.
Chinese patent 200810097693.5 " double-motor skidproof differential drive axle of electric automobile " proposes bi-motor and faces
The Direct wheel drives system schema for being combined with integration retarder is arranged in face, in addition, being filled by the way that anti-slip differential is arranged inside retarder
It sets to solve the problems, such as vehicle slip.The lateral arrangement space of vehicle is excessively occupied using the aspectant arrangement of bi-motor,
And due to the fast development of electronic control technology in recent years, driving wheel differential and it is anti-skidding can be by the independent control to bi-motor come real
It is existing, without anti-slip differential device is arranged.
Summary of the invention
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of double electricity of electric car
Wheel side drive system.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of electric car bi-motor Direct wheel drives system, including reduction gearbox, with left half axle transmission revolver and with the right side
The right wheel of semiaxis transmission, the system further include fixing with the ipsilateral integral type of reduction box casing and along the motor M1 of longitudinal direction of car arrangement
With motor M2, be equipped in the reduction box casing Left Drive component to realize left half axle and motor M2 transmission and to
Realize the right transmission component of right axle shaft and motor M1 transmission.
The Left Drive component includes that the motor M1 primary speed-down driving gear being successively sequentially connected, motor M1 level-one subtract
Fast driven gear, motor M1 double reduction driving gear and motor M1 double reduction driven gear, the motor M1 level-one subtract
The output shaft of fast driving gear and motor M1 is affixed, and the output shaft of the motor M1 double reduction driven gear passes through right axle shaft
Upper end universal joint and right axle shaft one end are sequentially connected.
The right transmission component includes that the motor M2 primary speed-down driving gear being successively sequentially connected, motor M2 level-one subtract
Fast driven gear, motor M2 double reduction driving gear and motor M2 double reduction driven gear, the motor M2 level-one subtract
The output shaft of fast driving gear and motor M2 is affixed, and the output shaft of the motor M2 double reduction driven gear passes through left half axle
Upper end universal joint and left half axle one end are sequentially connected.
The right axle shaft other end is connect by right axle shaft lower end universal joint with right wheel.
The left half axle other end is connect by left half axle lower end universal joint with revolver.
The motor M1 double reduction driving gear and motor M1 primary speed-down driven gear is arranged on the same axis, and
It is connect between reducer shell for revolute pair.
The motor M2 double reduction driving gear and motor M2 primary speed-down driven gear is arranged on the same axis, and
It is connect between reducer shell 4 for revolute pair.
Retarder, motor M1 and the motor M2 is arranged on vehicle body.
The system uses the common driving method of bi-motor, specifically:
The power of motor M1 passes sequentially through motor M1 primary speed-down driving gear, motor M1 primary speed-down driven gear, electricity
Machine M1 double reduction driving gear and motor M1 double reduction driven gear double reduction are output to right axle shaft, then pass through right axle shaft
Lower end universal joint passes to right wheel；
The power of motor M2 passes through motor M2 primary speed-down driving gear, motor M2 primary speed-down driven gear, motor M2
Double reduction driving gear and motor M2 double reduction driven gear double reduction are output to left half axle, then pass through left half axle lower end
Universal joint passes to revolver.
Compared with prior art, the invention has the following advantages that
One, the Direct wheel drives system configuration scheme of the invention that vehicle body is arranged in using bi-motor and retarder, it is all
Spring carried mass, so that vehicle has preferable ride comfort.
Two, bi-motor and reducer integrated Integrated design are improved the compactedness of whole system, by motor by the present invention
It is arranged with retarder along longitudinal direction of car, saves the arrangement space on wheel side, avoid interfering with suspension system, for traditional oils
The repacking of vehicle is also more convenient, and the system is directly arranged in original generator position, strong applicability.
Three, integrated bi-motor Direct wheel drives system of the invention can be according to different demands matched design motor and deceleration
Device has stronger versatility to adapt to different vehicle demands.
Four, the distributed driving automobile for equipping the bi-motor Direct wheel drives system can be by the torque distribution control to motor
So that vehicle has more preferably energy consumption and dynamics Controlling performance.
Detailed description of the invention
Fig. 1 is electric car bi-motor Direct wheel drives system structure diagram of the present invention.
Description of symbols in figure:
1, motor M1,2, motor M1 primary speed-down driving gear, 3, motor M1 primary speed-down driven gear, 4, reducing gearbox
Body, 5, motor M1 double reduction driving gear, 6, motor M1 double reduction driven gear, 7, motor M2 double reduction driven tooth
Wheel, 8, left half axle, 9, revolver, 10, motor M2 double reduction driving gear, 11, motor M2 primary speed-down driven gear, 12, electricity
Machine M2,13, right wheel, 14, right axle shaft, 15, motor M2 primary speed-down driving gear, A, left half axle upper end universal joint, B, left half axle
Lower end universal joint, C, right axle shaft lower end universal joint, D, right axle shaft upper end universal joint.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment
As shown in Figure 1, the present invention provides a kind of electric car bi-motor Direct wheel drives system, the electric car bi-motor wheel
Side drive system is mainly by motor M1, motor M1 primary speed-down driving gear 2, motor M1 primary speed-down driven gear 3, retarder
Shell 4, motor M1 double reduction driving gear 5, motor M1 double reduction driven gear 6, motor M2 double reduction driven gear
7, left half axle 8, revolver 9, motor M2 double reduction driving gear 10, motor M2 primary speed-down driven gear 11, motor M2, right wheel
13, right axle shaft 14, motor M2 primary speed-down driving gear 15, left half axle upper end universal joint A, left half axle lower end universal joint B, right half
The components such as axis lower end universal joint C, right axle shaft upper end universal joint D composition.
Motor M1 and motor M2 is affixed by bolt with reducer shell 4, and motor M1 primary speed-down driving gear 2 is fixed in
The output shaft of motor M1,2 engaged transmission of motor M1 primary speed-down driven gear 3 and motor M1 primary speed-down driving gear, motor
M1 double reduction driving gear 5 and motor M1 primary speed-down driven gear 3 are arranged on same axis, between reducer shell 4
For revolute pair connection, 5 engaged transmission of motor M1 double reduction driven gear 6 and motor M1 double reduction driving gear, right axle shaft
14 are connect with the output shaft of motor M1 double reduction driven gear 6 by right axle shaft upper end universal joint D, right wheel and 13 right axle shafts 14
Pass through the universal joint C connection of right axle shaft lower end；
Motor M2 primary speed-down driving gear 11 is fixed in the output shaft of motor M2, motor M2 primary speed-down driven gear 11
With the engaged transmission of motor M2 primary speed-down driving gear 15, motor M2 double reduction driving gear 10 and motor M2 primary speed-down from
Moving gear 11 is arranged on same axis, is connect between reducer shell 4 for revolute pair, motor M2 double reduction driven gear 7
With 10 engaged transmission of motor M2 double reduction driving gear, the output shaft of left half axle 8 and motor M2 double reduction driven gear 7 is logical
The universal joint A connection of left half axle upper end is crossed, revolver 9 is connect with left half axle 8 by left half axle lower end universal joint B.
The working principle of electric car bi-motor Direct wheel drives system of the present invention is as follows:
The electric car bi-motor Direct wheel drives system uses the common drive scheme of bi-motor, and the power of motor M1 passes through electricity
Machine M1 primary speed-down driving gear 2, motor M1 primary speed-down driven gear 3, motor M1 double reduction driving gear 5 and motor M1
6 double reduction of double reduction driven gear is exported to right axle shaft 14, then passes to right wheel 13 by right axle shaft lower end universal joint C；
Similar, the power of motor M2 is driven by motor M2 primary speed-down driving gear 15, motor M2 primary speed-down
Gear 11, motor M2 double reduction driving gear 10 and 7 double reduction of motor M2 double reduction driven gear are exported to left half axle
8, then revolver 9 is passed to by left half axle lower end universal joint B.
Bi-motor and reducer integrated Integrated design are improved the compactedness of whole system by the present invention, by motor with
Retarder is arranged along longitudinal direction of car, is saved the arrangement space on wheel side, is avoided interfering with suspension system, for traditional oils vehicle
Repacking it is also more convenient, the system is directly arranged in original generator position, strong applicability.
Claims (9)
1. a kind of electric car bi-motor Direct wheel drives system, including reduction gearbox, with the revolver (9) of left half axle (8) transmission and
With the right wheel (13) of right axle shaft (14) transmission, which is characterized in that the system further includes solid with reduction box casing (4) ipsilateral integral type
Motor M1 (1) and motor M2 (12) fixed and along longitudinal direction of car arrangement, the reduction box casing (4) is interior to be equipped with to realize a left side
The Left Drive component and the right side to realize right axle shaft (14) and motor M1 (1) transmission of semiaxis (8) and motor M2 (12) transmission
Transmission component.
2. a kind of electric car bi-motor Direct wheel drives system according to claim 1, which is characterized in that the left biography
Dynamic component include the motor M1 primary speed-down driving gear (2) being successively sequentially connected, motor M1 primary speed-down driven gear (3),
Motor M1 double reduction driving gear (5) and motor M1 double reduction driven gear (6), the motor M1 primary speed-down is actively
Gear (2) and the output shaft of motor M1 (1) are affixed, and the output shaft of the motor M1 double reduction driven gear (6) passes through the right side
Semiaxis upper end universal joint (D) and right axle shaft (14) one end are sequentially connected.
3. a kind of electric car bi-motor Direct wheel drives system according to claim 1, which is characterized in that the right biography
Dynamic component includes the motor M2 primary speed-down driving gear (15) being successively sequentially connected, motor M2 primary speed-down driven gear
(11), motor M2 double reduction driving gear (10) and motor M2 double reduction driven gear (7), the motor M2 level-one subtract
Fast driving gear (15) and the output shaft of motor M2 (12) are affixed, the output of the motor M2 double reduction driven gear (7)
Axis is sequentially connected by left half axle upper end universal joint (A) and left half axle (8) one end.
4. a kind of electric car bi-motor Direct wheel drives system according to claim 2, which is characterized in that described right half
Axis (14) other end is connect by right axle shaft lower end universal joint (C) with right wheel (13).
5. a kind of electric car bi-motor Direct wheel drives system according to claim 3, which is characterized in that described left half
Axis (8) other end is connect by left half axle lower end universal joint (B) with revolver (9).
6. a kind of electric car bi-motor Direct wheel drives system according to claim 2, which is characterized in that the motor
M1 double reduction driving gear (5) and motor M1 primary speed-down driven gear (3) are arranged on the same axis, and and reducer shell
(4) it is connected between for revolute pair.
7. a kind of electric car bi-motor Direct wheel drives system according to claim 3, which is characterized in that the motor
M2 double reduction driving gear (10) and motor M2 primary speed-down driven gear (11) are arranged on the same axis, and and reducing gearbox
It is connected between body 4 for revolute pair.
8. a kind of electric car bi-motor distribution drive system according to claim 1, which is characterized in that described subtracts
Fast device, motor M1 (1) and motor M2 (12) are arranged on vehicle body.
9. a kind of electric car bi-motor Direct wheel drives system according to claim 1, which is characterized in that the system uses
The common driving method of bi-motor, specifically:
The power of motor M1 (1) passes sequentially through motor M1 primary speed-down driving gear (2), motor M1 primary speed-down driven gear
(3), motor M1 double reduction driving gear (5) and motor M1 double reduction driven gear (6) double reduction are output to right axle shaft
(14), right wheel (13) then by right axle shaft lower end universal joint (C) are passed to；
The power of motor M2 (12) passes through motor M2 primary speed-down driving gear (15), motor M2 primary speed-down driven gear
(11), motor M2 double reduction driving gear (10) and motor M2 double reduction driven gear (7) double reduction are output to left half
Axis (8), then revolver (9) are passed to by left half axle lower end universal joint (B).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910486934.3A CN110203060A (en) | 2019-06-05 | 2019-06-05 | A kind of electric car bi-motor Direct wheel drives system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910486934.3A CN110203060A (en) | 2019-06-05 | 2019-06-05 | A kind of electric car bi-motor Direct wheel drives system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110203060A true CN110203060A (en) | 2019-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910486934.3A Pending CN110203060A (en) | 2019-06-05 | 2019-06-05 | A kind of electric car bi-motor Direct wheel drives system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102021211660A1 (en) | 2021-10-15 | 2023-04-20 | Zf Friedrichshafen Ag | Drive arrangement for a vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101519040A (en) * | 2008-05-23 | 2009-09-02 | 北京理工大学 | Double-motor skidproof differential drive axle of electric automobile |
| CN103587396A (en) * | 2013-11-29 | 2014-02-19 | 吉林大学 | Power-driven automobile double-motor coupling drive system |
| DE102009013875B4 (en) * | 2009-03-17 | 2016-03-10 | Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Coburg | Motor vehicle drive unit with two electric motors |
| CN106553510A (en) * | 2017-01-13 | 2017-04-05 | 苏州绿控传动科技有限公司 | A kind of electricity of not coaxial bi-motor drives drive axle |
| CN109228892A (en) * | 2018-07-09 | 2019-01-18 | 同济大学 | A kind of electric car bi-motor increasing journey drive system |
-
2019
- 2019-06-05 CN CN201910486934.3A patent/CN110203060A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101519040A (en) * | 2008-05-23 | 2009-09-02 | 北京理工大学 | Double-motor skidproof differential drive axle of electric automobile |
| DE102009013875B4 (en) * | 2009-03-17 | 2016-03-10 | Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Coburg | Motor vehicle drive unit with two electric motors |
| CN103587396A (en) * | 2013-11-29 | 2014-02-19 | 吉林大学 | Power-driven automobile double-motor coupling drive system |
| CN106553510A (en) * | 2017-01-13 | 2017-04-05 | 苏州绿控传动科技有限公司 | A kind of electricity of not coaxial bi-motor drives drive axle |
| CN109228892A (en) * | 2018-07-09 | 2019-01-18 | 同济大学 | A kind of electric car bi-motor increasing journey drive system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102021211660A1 (en) | 2021-10-15 | 2023-04-20 | Zf Friedrichshafen Ag | Drive arrangement for a vehicle |
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Application publication date: 20190906 |