CN101947914A - Power coupling and transmitting device for hybrid power vehicle - Google Patents
Power coupling and transmitting device for hybrid power vehicle Download PDFInfo
- Publication number
- CN101947914A CN101947914A CN201010187753XA CN201010187753A CN101947914A CN 101947914 A CN101947914 A CN 101947914A CN 201010187753X A CN201010187753X A CN 201010187753XA CN 201010187753 A CN201010187753 A CN 201010187753A CN 101947914 A CN101947914 A CN 101947914A
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- Prior art keywords
- clutch
- torque limiting
- rotor
- shift
- pressure plate
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- 230000008878 coupling Effects 0.000 title claims abstract description 18
- 238000010168 coupling process Methods 0.000 title claims abstract description 18
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 18
- 230000006835 compression Effects 0.000 claims description 24
- 238000007906 compression Methods 0.000 claims description 24
- 238000007789 sealing Methods 0.000 claims description 12
- 125000006850 spacer group Chemical group 0.000 claims description 12
- 238000009434 installation Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
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Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
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- Hybrid Electric Vehicles (AREA)
Abstract
The invention discloses a power coupling and transmitting device for a hybrid power vehicle. The device comprises a speed changer-front box body, a motor stator and a motor rotor, and is characterized in that: a torque limited clutch and a one-way clutch are arranged between a flywheel of an engine and the motor rotor; a gear shift clutch is arranged between the motor rotor and the output shaft of a speed changer; the motor rotor is connected with the input shaft of the speed changer in a matching way through the gear shift clutch; the motor rotor, the torque-limited clutch and the gear shift clutch are overlapped in the axial direction and are nested mutually in the radial direction; and the torque limited clutch and the one-way clutch are overlapped in the axial direction and are nested mutually in the radial direction. The device overcomes the disadvantages of large volume and large axial size of a hybrid power assembly, meets the transverse installation requirement on front-engine front wheel drive within limited space, can accurately control a starting torque when an engine is started in pure electric dive, and ensures the comfort of a driver.
Description
Technical field
The present invention relates to the motor vehicle driven by mixed power parts, be specifically related to a kind of power coupling and transfer device of motor vehicle driven by mixed power.
Background technology
Existing motor vehicle driven by mixed power is divided into three types by the connection mode of motor and driving engine: the one, and only with the motor-driven vehicle, driving engine is with doing that battery is carried out electrically-charged " series hybrid-power " vehicle; The 2nd, adopt motor and driving engine " hybrid power in parallel " vehicle simultaneously as the power driven vehicle '; Three are to use " the connection in series-parallel hybrid power " of above-mentioned dual mode or are called " parallel-serial hybrid power " vehicle.Wherein " hybrid power in parallel " vehicle is because of its complex structure, axial dimension is big, horizontal layout relatively the difficulty.Simultaneously, start the engine in pure motor driving, the accuracy control that need carry out starting torque, moment of torsion are crossed conference and are caused vehicle rapid deceleration to occur, influence driver comfort.Want the accuracy control starting torque, just need reasonably arrange the power coupling transfer device of starter motor and driving engine.
Summary of the invention
The power coupling transfer device that the purpose of this invention is to provide a kind of motor vehicle driven by mixed power, it is big that it can overcome the hybrid power assembly volume, the shortcoming that axial dimension is big, realize that preposition forerunner is horizontal (before mean engine and vehicle body 90 degree directions are installed in propons, driving the propons wheel realizes driving automobile and exercises forward) installation requirement, and can be in pure motor driving accurately control starting torque during start the engine, guarantee the traveling comfort of driving.
Coupling of the power of a kind of motor vehicle driven by mixed power of the present invention and transfer device comprise casing before the change-speed box, are located at the motor stator in the casing before the change-speed box, are engaged in the rotor of input shaft by clutch shaft bearing, it is characterized in that:
One torque limiting clutch and a free-wheel clutch are located between the flywheel and rotor of driving engine;
One gear shift sleeve is located between rotor and the input shaft, and rotor is connected by this gear shift sleeve and input shaft; Rotor and torque limiting clutch, gear shift sleeve are at axial overlap, and be radially mutually nested; Torque limiting clutch and free-wheel clutch are at axial overlap, and be radially mutually nested.
Coupling of the power of described a kind of motor vehicle driven by mixed power and transfer device also comprise the oil sealing dish that is located at casing one end before the change-speed box, are provided with seal ring between the inwall of casing before the edge of oil sealing dish and change-speed box; The active castellated shaft of the center of oil sealing dish by second bearing and torque limiting clutch is connected and and sealing member is set at the place of being connected.
The power coupling and the transfer device of described a kind of motor vehicle driven by mixed power, its described torque limiting clutch, comprise initiatively castellated shaft and torque limiting clutch main pressure plate as a whole, initiatively castellated shaft is connected with the flywheel of driving engine, the annulus at torque limiting clutch main pressure plate center the logical the 3rd crosses bearing and input shaft is connected, and connects corresponding with torque limiting clutch from platen by spline; Edge and torque limiting clutch at the torque limiting clutch main pressure plate are limit the moment friction element from being provided with between the edge of platen, at the middle part of torque limiting clutch main pressure plate and torque limiting clutch from being provided with a plurality of limit moment compression between the middle part of platen, each limit moment compression is first compression spring, passes the torque limiting clutch main pressure plate successively, the torque limiting clutch compression spring is connected from platen with torque limiting clutch; Limit moment friction element and rotor pass through splined.
Coupling of the power of described a kind of motor vehicle driven by mixed power and transfer device, its described limit moment friction element is made up of friction lining and the torque limiting clutch spacer that is positioned at two friction linings, and torque limiting clutch spacer and rotor pass through splined.
Coupling of the power of described a kind of motor vehicle driven by mixed power and transfer device, the outer ring of its described free-wheel clutch is connected with the annulus at torque limiting clutch main pressure plate middle part, the round platform in the middle part of inner ring and the rotor is connected.
The power coupling and the transfer device of described a kind of motor vehicle driven by mixed power, its described gear shift sleeve, comprise shift clutch main pressure plate with input shaft bonded assembly band spline housing, be connected cooresponding shift clutch from platen by spline with the shift clutch main pressure plate, edge and shift clutch at the shift clutch main pressure plate are provided with the gear shift friction element between the edge of platen, at the middle part of shift clutch main pressure plate and shift clutch from being provided with a plurality of gear shift compression between the middle part of platen, each gear shift compression is the shift clutch compression spring, shift clutch screw bolt passes shift clutch main pressure plate, the shift clutch compression spring is connected from platen with shift clutch; Gear shift friction element and rotor pass through splined.
Coupling of the power of described a kind of motor vehicle driven by mixed power and transfer device, its described gear shift friction element is made up of friction lining and the shift clutch spacer that is positioned at two friction linings, and shift clutch spacer and rotor pass through splined.
The power coupling and the transfer device of described a kind of motor vehicle driven by mixed power, also comprise be located by connecting on the magslip stator in the casing before the change-speed box, with the cooresponding magslip rotor of magslip stator, the magslip rotor is connected with rotor by fastener; Gear shift sleeve hydraulic actuator and magslip are at axial overlap, and be radially mutually nested, connects by female splines, male splines.
Beneficial effect of the present invention: it is big that it has overcome the hybrid power assembly volume, the shortcoming that axial dimension is big, can be in limited space, finish the assembling of a plurality of elements, satisfied the horizontal installation requirement of preposition forerunner, and can be in pure motor driving accurately control starting torque during start the engine, guarantee the traveling comfort of driving.
Description of drawings
Fig. 1 is a schematic diagram of the present invention.
Fig. 2 is a section assembly drowing of the present invention.
Fig. 3 is an overall section assembly drowing of the present invention.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing.
Referring to frock principle of the present invention shown in Figure 1: engine power by flywheel with transmission of power to torque limiting clutch and free-wheel clutch 6, be delivered to rotor 18 again, after converging the back and be delivered to input shaft 27 with rotor power by shift clutch, by change-speed box transmission of power is arrived wheel again, powered vehicle is travelled.
Referring to the power coupling and the transfer device of Fig. 2 and a kind of motor vehicle driven by mixed power shown in Figure 3, comprise casing 16 before the change-speed box, be located at the motor stator 17 in the casing before the change-speed box, be engaged in the rotor 18 of input shaft 27 by clutch shaft bearing 5; A torque limiting clutch and a free-wheel clutch 6 are located between the flywheel 12 and rotor 18 of driving engine; Shift clutch is located between rotor and the input shaft 27, and rotor 18 is connected by this gear shift sleeve and input shaft 27; Rotor 18 and torque limiting clutch, gear shift sleeve are at axial overlap, and be radially mutually nested; Torque limiting clutch and free-wheel clutch 6 are at axial overlap, and be radially mutually nested.By multistage axially overlapped, to satisfy the axial dimension requirement of preposition forerunner when horizontal.
Also comprise the oil sealing dish 13 that is located at casing 16 1 ends before the change-speed box, before the edge of oil sealing dish and change-speed box, be provided with seal ring 14 between the inwall of casing; The active castellated shaft 1 of the center of oil sealing dish by second bearing 3 and torque limiting clutch is connected and sealing member 2 is set being connected out.
Described torque limiting clutch, comprise initiatively castellated shaft 1 and torque limiting clutch main pressure plate 8 as a whole, initiatively castellated shaft is connected with the flywheel 12 of driving engine, the annulus at torque limiting clutch main pressure plate center the logical the 3rd is crossed bearing 4 and is connected with input shaft 27, and connects corresponding with torque limiting clutch from platen 11 by spline; Edge and torque limiting clutch at the torque limiting clutch main pressure plate are limit moment friction element 9,10 from being provided with between the edge of platen, at the middle part of torque limiting clutch main pressure plate and torque limiting clutch from being provided with a plurality of limit moment compression 7 between the middle part of platen, each limit moment compression is a torque limiting clutch compression spring 7, passes the torque limiting clutch main pressure plate successively, the torque limiting clutch compression spring is connected from platen with torque limiting clutch; Described limit moment friction element 9,10 is made up of friction lining 9 and the torque limiting clutch spacer 10 that is positioned at two friction linings, and torque limiting clutch spacer and rotor 18 pass through splined.
The annulus at the outer ring of described free-wheel clutch 6 and torque limiting clutch main pressure plate 8 middle parts is connected, the round platform at inner ring and rotor 18 middle parts is connected.
Described gear shift sleeve, comprise shift clutch main pressure plate 19 with input shaft 27 bonded assembly band spline housings, be connected cooresponding shift clutch from platen 22 by spline with the shift clutch main pressure plate, edge and shift clutch at the shift clutch main pressure plate are provided with gear shift friction element 20 between the edge of platen, 21, at the middle part of shift clutch main pressure plate and shift clutch from being provided with a plurality of gear shift compression 25 between the middle part of platen, each gear shift compression is the shift clutch compression spring, and shift clutch bolt 28 passes the shift clutch main pressure plate successively, the shift clutch compression spring is connected from platen with shift clutch; Described gear shift friction element 20 is made up of friction lining and the shift clutch spacer 21 that is positioned at two friction linings, and shift clutch spacer and rotor 18 pass through splined.
The power coupling and the transfer device of described a kind of motor vehicle driven by mixed power, also comprise be located by connecting on the magslip stator 23 in the casing 16 before the change-speed box, with the cooresponding magslip rotor 24 of magslip stator, the magslip rotor is connected with rotor 18 by fastener; Gear shift sleeve hydraulic actuator 26 and magslip are at axial overlap, and be radially mutually nested, connects by spline or fastener.
Under the operating mode of stopping for charging, engine power is delivered to rotor by torque limiting clutch and free-wheel clutch, realizes stopping for charging by rotor work.
Under the operating mode that driving engine works independently, engine power is delivered to rotor by torque limiting clutch and free-wheel clutch, is delivered to change-speed box by gear shift sleeve then, and powered vehicle is exercised.
Under the operating mode that driving engine and motor are worked simultaneously, engine power is delivered to rotor by torque limiting clutch and free-wheel clutch, then with power of motor after rotor place coupling, be delivered to change-speed box by gear shift sleeve again, powered vehicle is exercised.
Under the operating mode of pure electronic work, power of motor is delivered to gear shift sleeve by rotor, is delivered to change-speed box again, and powered vehicle is exercised, and torque limiting clutch separates simultaneously, and free-wheel clutch is not worked, and driving engine is in stopped status.
Middle start the engine travels, under the operating mode of pure electronic work, when battery electric quantity descends or needs under the state such as brish acceleration, when needing the emergency start driving engine, by controller accuracy control torque limiting clutch, make engine starting, do not cause vehicle power to interrupt and the phenomenon of obviously slowing down simultaneously.
Claims (8)
1. the power of a motor vehicle driven by mixed power is coupled and transfer device, comprise casing (16) before the change-speed box, be located at the motor stator (17) in the casing before the change-speed box, be engaged in the rotor (18) of input shaft (27), it is characterized in that by clutch shaft bearing (5):
One torque limiting clutch and a free-wheel clutch (6) are located between the flywheel (12) and rotor (18) of driving engine;
Shift clutch is located between rotor (18) and the input shaft (27), and rotor is connected by this gear shift sleeve and input shaft; Rotor and torque limiting clutch, gear shift sleeve are at axial overlap, and be radially mutually nested; Torque limiting clutch and free-wheel clutch are at axial overlap, and be radially mutually nested.
2. the power of a kind of motor vehicle driven by mixed power according to claim 1 is coupled and transfer device, it is characterized in that: also comprise the oil sealing dish (13) that is located at casing (16) one ends before the change-speed box, before the edge of oil sealing dish and change-speed box, be provided with seal ring (14) between the inwall of casing; The active castellated shaft (1) of the center of oil sealing dish (13) by second bearing (3) and torque limiting clutch is connected and sealing member (2) is set at the place of being connected.
3. the power of a kind of motor vehicle driven by mixed power according to claim 1 and 2 is coupled and transfer device, it is characterized in that: described torque limiting clutch, comprise initiatively castellated shaft (1) and torque limiting clutch main pressure plate as a whole (8), initiatively castellated shaft is connected with the flywheel (12) of driving engine, the annulus at torque limiting clutch main pressure plate center logical second is crossed bearing (4) and is connected with input shaft (27), and connects corresponding with torque limiting clutch from platen (11) by spline; Edge and torque limiting clutch at the torque limiting clutch main pressure plate are limit moment friction element (9,10) from being provided with between the edge of platen, at the middle part of torque limiting clutch main pressure plate and torque limiting clutch from being provided with a plurality of limit moment compression (7) between the middle part of platen, each limit moment compression is the torque limiting clutch compression spring, passes the torque limiting clutch main pressure plate successively, the torque limiting clutch compression spring is connected from platen with torque limiting clutch; Limit moment friction element (9) passes through splined with rotor (18).
4. the power of a kind of motor vehicle driven by mixed power according to claim 3 is coupled and transfer device, it is characterized in that: described limit moment friction element (9,10) is made up of friction lining (9) and first spacer (10) that is positioned at two friction linings, and first spacer and rotor 18 pass through splined.
5. the power of a kind of motor vehicle driven by mixed power according to claim 1 and 2 coupling and transfer device is characterized in that: the outer ring of described free-wheel clutch (6) is connected with the annulus at torque limiting clutch main pressure plate (8) middle part, the round platform in the middle part of inner ring and the rotor (18) is connected.
6. the power of a kind of motor vehicle driven by mixed power according to claim 1 and 2 is coupled and transfer device, it is characterized in that: described gear shift sleeve, comprise and input shaft (27) bonded assembly spline housing, with spline housing be holistic shift clutch main pressure plate (19), be connected cooresponding shift clutch with the shift clutch main pressure plate from platen (22) by spline, edge and shift clutch at the shift clutch main pressure plate are provided with gear shift friction element (20 between the edge of platen, 21), at the middle part of shift clutch main pressure plate and shift clutch from being provided with a plurality of gear shift compression (25) between the middle part of platen, each gear shift compression is the shift clutch compression spring, and shift clutch bolt (28) passes the shift clutch main pressure plate successively, the shift clutch compression spring is connected from platen with shift clutch; Gear shift friction element (20) passes through splined with rotor (18).
7. the power according to the described a kind of motor vehicle driven by mixed power of claim 62 is coupled and transfer device, it is characterized in that: described gear shift friction element (20,21) is made up of friction lining and the shift clutch spacer (21) that is positioned at two friction linings (20), and shift clutch spacer and rotor (18) pass through splined.
8. the power of a kind of motor vehicle driven by mixed power according to claim 1 and 2 is coupled and transfer device, it is characterized in that: also comprise be located by connecting on the magslip stator (23) in the casing (16) before the change-speed box, with the cooresponding magslip rotor of magslip stator (24), the magslip rotor is connected with rotor (18) by fastener; Gear shift sleeve hydraulic actuator (26) and magslip are at axial overlap, and be radially mutually nested.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010187753XA CN101947914A (en) | 2010-05-31 | 2010-05-31 | Power coupling and transmitting device for hybrid power vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010187753XA CN101947914A (en) | 2010-05-31 | 2010-05-31 | Power coupling and transmitting device for hybrid power vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN101947914A true CN101947914A (en) | 2011-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010187753XA Pending CN101947914A (en) | 2010-05-31 | 2010-05-31 | Power coupling and transmitting device for hybrid power vehicle |
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| CN (1) | CN101947914A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102336136A (en) * | 2011-09-21 | 2012-02-01 | 同济大学 | Active transmission device of transversely-placed front-wheel drive vehicle |
| CN102390249A (en) * | 2011-09-30 | 2012-03-28 | 广州汽车集团股份有限公司 | Hybrid system of four-wheel drive hybrid car with one-way clutch |
| CN103085645A (en) * | 2013-02-17 | 2013-05-08 | 重庆长安汽车股份有限公司 | Parallel type hybrid power vehicle power coupling device |
| CN104626960A (en) * | 2015-03-10 | 2015-05-20 | 重庆长安汽车股份有限公司 | Vehicle and hybrid power system thereof |
| CN105501045A (en) * | 2014-09-23 | 2016-04-20 | 舍弗勒技术股份两合公司 | Hybrid power device and control method thereof |
| CN105758650A (en) * | 2016-02-29 | 2016-07-13 | 重庆长安汽车股份有限公司 | Test apparatus for power coupling system of hybrid electric vehicle |
| CN107284211A (en) * | 2017-07-25 | 2017-10-24 | 苏州绿控传动科技有限公司 | A kind of pure electronic heavy truck drive assembly |
| CN107303806A (en) * | 2016-04-19 | 2017-10-31 | 舍弗勒技术股份两合公司 | Dynamic coupling device for hybrid vehicle |
| CN107707075A (en) * | 2017-10-12 | 2018-02-16 | 贾哲敏 | Electric automobile gear magnetic force reduces motor speed device |
| CN107839475A (en) * | 2016-09-20 | 2018-03-27 | 博格华纳公司 | Torque transmitter for Hybrid Electric Vehicle Powertrain |
| CN110239893A (en) * | 2018-03-09 | 2019-09-17 | 中煤张家口煤矿机械有限责任公司 | A kind of conveyer multifunctional permanent-magnet frequency changing driving system |
| CN114407639A (en) * | 2022-03-11 | 2022-04-29 | 深圳市悦成汽车技术有限公司 | Multi-mode gearbox assembly of hybrid electric vehicle |
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| US20080000312A1 (en) * | 2004-10-16 | 2008-01-03 | Jugen Lang | Twin clutch transmission design with selective hybrid power transfer compatibility |
| DE102007039980A1 (en) * | 2007-08-23 | 2009-02-26 | Volkswagen Ag | Dual clutch transmission for drive train of motor vehicle, has electric machine with rotor and stator, particularly electric motor and momentum start clutch |
| WO2009074219A2 (en) * | 2007-12-13 | 2009-06-18 | Volkswagen Aktiengesellschaft | Drive train module for a motor vehicle |
| CN100526112C (en) * | 2004-11-19 | 2009-08-12 | 爱信艾达株式会社 | Driving device for hybrid car |
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2010
- 2010-05-31 CN CN201010187753XA patent/CN101947914A/en active Pending
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| DE10311270A1 (en) * | 2003-03-14 | 2004-09-23 | Daimlerchrysler Ag | Hybrid drive system for automobile has IC engine disengaged during reversing with drive force provided by electric motor(s) |
| US20080000312A1 (en) * | 2004-10-16 | 2008-01-03 | Jugen Lang | Twin clutch transmission design with selective hybrid power transfer compatibility |
| CN100526112C (en) * | 2004-11-19 | 2009-08-12 | 爱信艾达株式会社 | Driving device for hybrid car |
| DE102007039980A1 (en) * | 2007-08-23 | 2009-02-26 | Volkswagen Ag | Dual clutch transmission for drive train of motor vehicle, has electric machine with rotor and stator, particularly electric motor and momentum start clutch |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102336136A (en) * | 2011-09-21 | 2012-02-01 | 同济大学 | Active transmission device of transversely-placed front-wheel drive vehicle |
| CN102390249A (en) * | 2011-09-30 | 2012-03-28 | 广州汽车集团股份有限公司 | Hybrid system of four-wheel drive hybrid car with one-way clutch |
| CN103085645B (en) * | 2013-02-17 | 2016-08-03 | 重庆长安汽车股份有限公司 | A kind of parallel hybrid vehicles dynamic coupling device |
| CN103085645A (en) * | 2013-02-17 | 2013-05-08 | 重庆长安汽车股份有限公司 | Parallel type hybrid power vehicle power coupling device |
| CN105501045A (en) * | 2014-09-23 | 2016-04-20 | 舍弗勒技术股份两合公司 | Hybrid power device and control method thereof |
| CN105501045B (en) * | 2014-09-23 | 2019-09-17 | 舍弗勒技术股份两合公司 | Mixed power plant and its control method |
| CN104626960A (en) * | 2015-03-10 | 2015-05-20 | 重庆长安汽车股份有限公司 | Vehicle and hybrid power system thereof |
| CN105758650A (en) * | 2016-02-29 | 2016-07-13 | 重庆长安汽车股份有限公司 | Test apparatus for power coupling system of hybrid electric vehicle |
| CN107303806A (en) * | 2016-04-19 | 2017-10-31 | 舍弗勒技术股份两合公司 | Dynamic coupling device for hybrid vehicle |
| CN107839475A (en) * | 2016-09-20 | 2018-03-27 | 博格华纳公司 | Torque transmitter for Hybrid Electric Vehicle Powertrain |
| CN107839475B (en) * | 2016-09-20 | 2022-08-30 | 博格华纳公司 | Torque transmission device for a hybrid vehicle drive train |
| CN107284211A (en) * | 2017-07-25 | 2017-10-24 | 苏州绿控传动科技有限公司 | A kind of pure electronic heavy truck drive assembly |
| CN107707075A (en) * | 2017-10-12 | 2018-02-16 | 贾哲敏 | Electric automobile gear magnetic force reduces motor speed device |
| CN110239893A (en) * | 2018-03-09 | 2019-09-17 | 中煤张家口煤矿机械有限责任公司 | A kind of conveyer multifunctional permanent-magnet frequency changing driving system |
| CN114407639A (en) * | 2022-03-11 | 2022-04-29 | 深圳市悦成汽车技术有限公司 | Multi-mode gearbox assembly of hybrid electric vehicle |
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Application publication date: 20110119 |