CN105443707A - Electric driver based on two-gear transmission - Google Patents
Electric driver based on two-gear transmission Download PDFInfo
- Publication number
- CN105443707A CN105443707A CN201610045595.1A CN201610045595A CN105443707A CN 105443707 A CN105443707 A CN 105443707A CN 201610045595 A CN201610045595 A CN 201610045595A CN 105443707 A CN105443707 A CN 105443707A
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- Prior art keywords
- planet
- planet row
- gear
- carrier
- drive motor
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
- F16H37/08—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing
- F16H37/0833—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with arrangements for dividing torque between two or more intermediate shafts, i.e. with two or more internal power paths
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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
- B60K17/12—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of electric gearing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/0021—Transmissions for multiple ratios specially adapted for electric vehicles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2306/00—Shifting
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Retarders (AREA)
- Structure Of Transmissions (AREA)
Abstract
The invention discloses an electric driver based on a two-gear transmission. The electric driver comprises a drive motor, a first planet row sun gear, a second planet row sun gear, a brake, a clutch and a second planet row planet carrier. The first planet row sun gear is fixedly connected with an electric drive axle shell. The second planet row sun gear is connected with an output shaft of the drive motor. The brake is arranged between the electric drive axle shell and the first planet row planet carrier. The clutch is arranged between a first planet row inner gear ring and the second planet row planet carrier. The second planet row planet carrier is fixedly connected with a power output device. The first planet row planet carrier is connected with a second planet row inner gear ring. The electric driver has the advantages that the design structure is compact, power interruption does not exist in the gear shifting process, reverse gear control is easy to achieve, the energy utilization rate of a whole vehicle is high, and energy is effectively utilized and saved.
Description
Technical field
The present invention relates to driving field, be specifically related to a kind of electric driver based on two shift transmissions.
Background technique
Electric vehicle is novel, energy-saving and environmental protection vehicle, especially under the overall situation that current atmospheric pollution is serious, has huge development potentiality and wide application prospect.Electric vehicle uses motor to instead of the motor of orthodox car, and motor can be with to carry and start, and meets automobile usage requirement by rational configuration, and this is the very large difference with motor.Electric motor car use multispeed manual transmission improper, if but cancel variable speed drive, then be difficult to take into account automobile climbing and run at high speed and wait requirement, particularly small and medium-sized car, be necessary the power system of the performance characteristic redesign electric vehicle for motor.
Current electric driving system for electric automobile is more and more subject to the favor of people, and through finding the retrieval of prior art, the setting type of the existing employing parallel-axis type of electric vehicle two shift transmission, has again the setting type adopting planet row type.For two shift transmissions adopting parallel-axis type setting type, how realized the switching of gear by synchronizer or clutch; For two shift transmissions adopting planet row type setting type, be mostly by clutch or the incompatible switching realizing gear of brake groups.
Summary of the invention
The present invention has designed and developed a kind of electric driver based on two shift transmissions.The present invention is and used for electric vehicle mechanical transmission shifting power disruption high for the bulky performance requirement of direct driving motor used for electric vehicle mainly, pass through Proper Match, effective solution direct driving motor used for electric vehicle bulky performance requirement height and mechanical transmission shifting power disruption used for electric vehicle, make the structure of drive system compacter, be convenient to install, also reduce the performance requirement to motor, decrease the complexity of control system, improve motor operational efficiency, add the continual mileage of electric motor car.
The present invention has that project organization is compact, there is not power interruption in shift process, control to reverse gear realize simple, car load capacity usage ratio is high, the energy effectively utilizes and the feature of saving.
Technological scheme provided by the invention is:
Based on an electric driver for two shift transmissions, comprising:
Drive motor;
First planet train of gearings, it comprises first planet row sun gear, first planet seniority among brothers and sisters star-wheel, first planet seniority among brothers and sisters carrier and first planet row ring gear;
Described first planet row sun gear, it is fixedly connected with electric drive axle housing;
Second epicyclic train, it comprises the second planet row sun gear, the second planet row planet wheel, the second planet row planet carrier and the second planet row ring gear;
Described second planet row sun gear, it connects the output shaft of described drive motor;
Break, it is arranged between described electric drive axle housing and described first planet seniority among brothers and sisters carrier, optionally makes described electric drive axle housing combine with described first planet seniority among brothers and sisters carrier and be separated;
Clutch, it is arranged between described first planet row's ring gear and the second planet row planet carrier, optionally makes described first planet arrange ring gear and combines with described first planet seniority among brothers and sisters carrier and be separated;
Described second planet row planet carrier, it is fixedly connected with power take-off;
Described first planet seniority among brothers and sisters carrier is connected with described second planet row ring gear;
Wherein, when selection one keeps off, described break combines, described clutch separation; When selection two keeps off, described break is separated, and described clutch combines.
Preferably, described electric drive axle housing comprises the first receiving cavity and the second receiving cavity, arranges inwall between described first receiving cavity and the second receiving cavity.
Preferably, described power take-off comprises:
Differential casing, it is fixedly connected with described second planet row planet carrier;
Differential mechanism, it is arranged in described differential casing;
Left half axle, it is fixedly connected with the left half axle gear of differential mechanism;
Right axle shaft, it is fixedly connected with the right axle shaft gear of differential mechanism.
Preferably, the output shaft of described drive motor axially has through hole, and the output shaft of described drive motor is rotatable to be supported on described electric drive axle housing and described inwall.
Preferably, described left half axle through the through hole of output shaft of described drive motor, and is rotatablely supported in described through hole; Described right axle shaft is rotatable to be supported on described electric drive axle housing.
Preferably, also comprise:
The brake disc of described break is connected with described electric drive axle housing, and brake hub and the described first planet of described break are ranked carrier and be connected;
The clutch disk of described clutch is connected with described second planet row planet carrier, and clutch hub and the described first planet of described clutch are arranged ring gear and be connected.
Preferably, the stator of described drive motor is fixedly connected with described electric drive housing, and the rotor of described drive motor is connected by the output shaft of interference fit with described drive motor.
Preferably, described first planet row sun gear is fixedly connected with electric drive axle housing by described inwall.
Preferably, described left half axle is connected with described left half axle gear by spline, and described right axle shaft is connected with described right axle shaft gear by spline.
The beneficial effect that the present invention is had compared with prior art:
1, electric drive axle system of the present invention is made up of drive motor, two cover planet wheel planet rows and clutch assembly, and number of spare parts is less, compact structure, is convenient to install, and meanwhile, in transmission process, meshed gears number is less, effectively improves transmission efficiency;
2, drive motor and two shift transmissions become one, reduce raw-material use amount, the cost of effective reduction electric drive system, drive motor can realize reversion, so realize reversing gear by motor reversal, eliminate the gear shifting actuating mechanism reversed gear, structure is compacter, and control of reversing gear is simple, easily realizes;
3, there are two kinds of mode of operations in drive motor, when car load is in driving operating mode, drive motor is in motor operation mode, power is provided for car load travels, when car load is in damped condition, drive motor is converted to generator mode, plays Brake energy recovery, improve the utilization ratio of car load energy, reach the effect of energy saving.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail, can implement according to this with reference to specification word to make those skilled in the art.
As shown in Figure 1, the invention provides a kind of electric driver based on two shift transmissions, it comprises: motor part, transmission portion, differential mechanism part and half shaft portion; Wherein, transmission portion is arranged by first planet, the second planet row, and clutch forms.
Motor part is by drive motor axle 110, stator 120 and rotor 130 form, and wherein, the stator 120 of drive motor is connected with housing 100 by interference fit, drive motor axle 110 is hollow shaft, and the rotor 130 of drive motor is connected with drive motor axle 110 by interference fit.
Housing 110 comprises the first receiving cavity and the second receiving cavity, between the first receiving cavity and the second receiving cavity, arrange inwall, and motor section is divided and is arranged in the first receiving cavity, and transmission portion, differential mechanism part and half shaft portion are arranged in the second receiving cavity.
During driving, drive motor is in electric motor mode, and during braking, drive motor is in generator mode.
First planet row arranges sun gear 220 by first planet, first planet seniority among brothers and sisters star-wheel 230, and first planet seniority among brothers and sisters carrier 210 and first planet row ring gear 240 form.Wherein first planet row sun gear 220 is fixed together with housing 100, arrange with first planet first planet that sun gear 220 engages to rank star-wheel 230 and be arranged on first planet by needle bearing and rank in carrier 210, first planet seniority among brothers and sisters carrier 210 is connected with the second planet row ring gear 340, first planet seniority among brothers and sisters carrier 210 is connected with housing 100 by break 510, and first planet row ring gear 240 is connected with the clutch hub of clutch 520.
Second planet row is by the second planet row sun gear 320, second planet row planet wheel 330, second planet row planet carrier 310 and the second planet row ring gear 340.Wherein the second planet row sun gear 320 is connected with drive motor axle 110 by spline, the the second planet row planet wheel 330 engaged with the second planet row sun gear 320 is arranged on the second planet row planet carrier 310 by needle bearing, 9 second planet row planet carriers are connected with differential carrier 410, and the second planet row ring gear 340 and first planet are ranked carrier 210 and be connected.
Brake disc and the first planet of break 510 are ranked carrier 210 and are connected, and the brake hub of break 510 is connected with housing 100, and by the separation of break 510, combine the rotation and braking that realize first planet seniority among brothers and sisters carrier 210.
The clutch disk of clutch 520 (often opening) is connected with the second planet row planet carrier 310, clutch hub and the first planet of clutch 520 (often opening) are arranged ring gear 240 and are connected, and by the separation of clutch 520 (often opening), combine and realize being separated and combination of first planet row ring gear 240 and the second planet row planet carrier 310.
Differential mechanism part is by differential carrier 410, and planet pin 440, planetary pinion 441, left half axle gear 421 and right axle shaft gear 431 form.Wherein differential carrier 410 is connected with the second planet row planet carrier 310, planet pin 440 is arranged in differential carrier 410, planetary pinion 441 is arranged on planet pin 440 by needle bearing, the left half axle gear 421 engaged with planetary pinion 441 is connected with left half axle 420 by spline, and the right axle shaft gear 431 engaged with planetary pinion 441 is connected with right axle shaft 430 by spline.
Half shaft portion is made up of left half axle 420 and right axle shaft 430.Wherein left half axle 420 is arranged in the cavity of drive motor axle 110 by needle bearing, and the right-hand member of left half axle 420 is connected with left half axle gear 421 by spline, and the left end of right axle shaft 430 is connected with right axle shaft gear 431 by spline.
Wherein, the output shaft of drive motor axially has through hole, drive motor output shaft is rotatable to be supported on electric drive axle housing 100 and inwall, left half axle 420 is through the through hole of the output shaft of drive motor, and being rotatablely supported in through hole, right axle shaft 430 is rotatable to be supported on electric drive axle housing 100.
The gear switching of electric drive axle system is realized by clutch 520 (often opening) and break 510.
During one gear, drive motor rotates forward (direction of motor rotation realizing car load advance is forward direction), clutch 520 (often opening) does not work, namely normally open is kept, first planet row ring gear 240 is separated with the second planet row planet carrier 310, break 510 works, play braking action, second planet row ring gear 340 maintains static, only has the second planet row participation work, the power of drive motor is delivered to the second planet row sun gear 320 by drive motor axle 110 end, the second planet row planet carrier 310 is delivered to again through the second planet row planet wheel 330, because the second planet row planet carrier 310 is connected with differential carrier 410 body, differential carrier 410 rotates with the second planet row planet carrier 310, the differential carrier 410 rotated drives connected planet pin 440 to rotate, the planetary pinion 441 be arranged on planet pin 440 by needle bearing is revolved round the sun with planet pin 440, and there is rotation in following left semiaxis rotating speed difference, play differential effect, and planetary pinion 441 by transmission of power on the left half axle gear 421 engaged with it and right axle shaft gear 431, left half axle gear 421 drives left half axle 420 to rotate, right axle shaft gear 431 drives right axle shaft 430 to rotate, realize the transmission of power.
During two gears, drive motor rotates forward, break 510 does not work, do not play braking action, first planet seniority among brothers and sisters carrier 210 is separated with housing 100, can freely rotate, clutch 520 (often opening) works, namely combine, first planet is arranged ring gear 240 and the second planet row planet carrier 310 combines, first planet row and the second planet row all participate in work, the power of drive motor is delivered to the second planet row sun gear 320 by drive motor axle 110 end, the second planet row ring gear 340 is delivered to again through the second planet row planet wheel 330, first planet row ring gear 240 is delivered to again through first planet seniority among brothers and sisters carrier 210, the second planet carrier 310 is driven again through clutch 520, because the second planet row planet carrier 310 is connected with differential carrier 410 body, differential carrier 410 rotates with the second planet row planet carrier 310, the differential carrier 410 rotated drives connected planet pin 440 to rotate, the planetary pinion 441 be arranged on planet pin 440 by needle bearing is revolved round the sun with planet pin 440, and there is rotation in following left semiaxis rotating speed difference, play differential effect, and planetary pinion 441 by transmission of power on the left half axle gear 421 engaged with it and right axle shaft gear 431, left half axle gear 421 drives left half axle 420 to rotate, right axle shaft gear 431 drives right axle shaft 430 to rotate, realize the transmission of power.
One gear rises two gear processes, and realize break 510 by shift control unit and be switched to off position by working state, clutch 520 (often opening) is switched to working state by off position.The power of drive motor is delivered to the second planet row sun gear 320 by drive motor axle 110 end, the second planet row ring gear 340 is delivered to again through the second planet row planet wheel 330, first planet row ring gear 240 is delivered to again through first planet seniority among brothers and sisters carrier 210, the second planet carrier 310 is driven again through clutch 520, because the second planet row planet carrier 310 is connected with differential carrier 410 body, differential carrier 410 rotates with the second planet row planet carrier 310, the differential carrier 410 rotated drives connected planet pin 440 to rotate, the planetary pinion 441 be arranged on planet pin 440 by needle bearing is revolved round the sun with planet pin 440, and there is rotation in following left semiaxis rotating speed difference, play differential effect, and planetary pinion 441 by transmission of power on the left half axle gear 421 engaged with it and right axle shaft gear 431, left half axle gear 421 drives left half axle 420 to rotate, right axle shaft gear 431 drives right axle shaft 430 to rotate, realize the transmission of power.
One gear process falls in two gears, and realize break 510 by shift control unit and be switched to working state by off position, clutch 520 (often opening) is switched to off position by working state.The power of drive motor is delivered to the second planet row sun gear 320 by drive motor axle 110 end, the second planet row planet carrier 310 is delivered to again through the second planet row planet wheel 330, because the second planet row planet carrier 310 is connected with differential carrier 410 body, differential carrier 410 rotates with the second planet row planet carrier 310, the differential carrier 410 rotated drives connected planet pin 440 to rotate, the planetary pinion 441 be arranged on planet pin 440 by needle bearing is revolved round the sun with planet pin 440, and there is rotation in following left semiaxis rotating speed difference, play differential effect, and planetary pinion 441 by transmission of power on the left half axle gear 421 engaged with it and right axle shaft gear 431, left half axle gear 421 drives left half axle 420 to rotate, right axle shaft gear 431 drives right axle shaft 430 to rotate, realize the transmission of power.
When reversing gear, drive motor reversion (contrary with forward direction), clutch 520 (often opening) does not work, namely normally open is kept, first planet row ring gear 240 is separated with the second planet row planet carrier 310, break 510 works, play braking action, second planet row ring gear 340 maintains static, only has the second planet row participation work, the power of drive motor is delivered to the second planet row sun gear 320 by drive motor axle 110 end, the second planet row planet carrier 310 is delivered to again through the second planet row planet wheel 330, because the second planet row planet carrier 310 is connected with differential carrier 410 body, differential carrier 410 rotates with the second planet row planet carrier 310, the differential carrier 410 rotated drives connected planet pin 440 to rotate, the planetary pinion 441 be arranged on planet pin 440 by needle bearing is revolved round the sun with planet pin 440, and there is rotation in following left semiaxis rotating speed difference, play differential effect, and planetary pinion 441 by transmission of power on the left half axle gear 421 engaged with it and right axle shaft gear 431, left half axle gear 421 drives left half axle 420 to rotate, right axle shaft gear 431 drives right axle shaft 430 to rotate, realize the output of power, car load is made to swing to traveling.
During neutral, break 510 and clutch 520 (often opening) all keep off position, make drive motor axle 110 be in separated state with left half axle 420 and right axle shaft 430, have cut off the transmission of power.When car load need be braked with a gear traveling, drive motor is switched to generator mode by electric motor mode, plays dragging effect to transmission system, and the traveling kinetic energy of car load is converted to electric energy.
When car load need be braked with two gear travelings, drive motor is switched to generator mode by electric motor mode, and break 510 works, and clutch 520 (often opening) does not work, and plays dragging effect to transmission system, improves the reuse efficiency of braking energy.
The gearshift executive component of this electric drive system carries out work according to table 1.
In table 1, "○" represents separation, and "●" represents combination, and B represents that break 510, Cl represents clutch 520 (often opening).
Although embodiment of the present invention are open as above, but it is not restricted to listed in specification and mode of execution utilization, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend described.
Claims (9)
1. based on an electric driver for two shift transmissions, it is characterized in that, comprising:
Drive motor;
First planet train of gearings, it comprises first planet row sun gear, first planet seniority among brothers and sisters star-wheel, first planet seniority among brothers and sisters carrier and first planet row ring gear;
Described first planet row sun gear, it is fixedly connected with electric drive axle housing;
Second epicyclic train, it comprises the second planet row sun gear, the second planet row planet wheel, the second planet row planet carrier and the second planet row ring gear;
Described second planet row sun gear, it connects the output shaft of described drive motor;
Break, it is arranged between described electric drive axle housing and described first planet seniority among brothers and sisters carrier, optionally makes described electric drive axle housing combine with described first planet seniority among brothers and sisters carrier and be separated;
Clutch, it is arranged between described first planet row's ring gear and the second planet row planet carrier, optionally makes described first planet arrange ring gear and combines with described first planet seniority among brothers and sisters carrier and be separated;
Described second planet row planet carrier, it is fixedly connected with power take-off;
Described first planet seniority among brothers and sisters carrier is connected with described second planet row ring gear;
Wherein, when selection one keeps off, described break combines, described clutch separation; When selection two keeps off, described break is separated, and described clutch combines.
2., as claimed in claim 1 based on the electric driver of two shift transmissions, it is characterized in that, described electric drive axle housing comprises the first receiving cavity and the second receiving cavity, arranges inwall between described first receiving cavity and the second receiving cavity.
3., as claimed in claim 2 based on the electric driver of two shift transmissions, it is characterized in that, described power take-off comprises:
Differential casing, it is fixedly connected with described second planet row planet carrier;
Differential mechanism, it is arranged in described differential casing;
Left half axle, it is fixedly connected with the left half axle gear of differential mechanism;
Right axle shaft, it is fixedly connected with the right axle shaft gear of differential mechanism.
4., as claimed in claim 3 based on the electric driver of two shift transmissions, it is characterized in that, the output shaft of described drive motor axially has through hole, and the output shaft of described drive motor is rotatable to be supported on described electric drive axle housing and described inwall.
5. as claimed in claim 4 based on the electric driver of two shift transmissions, it is characterized in that, described left half axle through the through hole of the output shaft of described drive motor, and is rotatablely supported in described through hole; Described right axle shaft is rotatable to be supported on described electric drive axle housing.
6., as claimed in claim 3 based on the electric driver of two shift transmissions, it is characterized in that, also comprise:
The brake disc of described break is connected with described electric drive axle housing, and brake hub and the described first planet of described break are ranked carrier and be connected;
The clutch disk of described clutch is connected with described second planet row planet carrier, and clutch hub and the described first planet of described clutch are arranged ring gear and be connected.
7., as claimed in claim 3 based on the electric driver of two shift transmissions, it is characterized in that, the stator of described drive motor is fixedly connected with described electric drive housing, and the rotor of described drive motor is connected by the output shaft of interference fit with described drive motor.
8. as claimed in claim 2 based on the electric driver of two shift transmissions, it is characterized in that, described first planet row sun gear is fixedly connected with electric drive axle housing by described inwall.
9., as described in claim 3 based on the electric driver of two shift transmissions, it is characterized in that, described left half axle is connected with described left half axle gear by spline, and described right axle shaft is connected with described right axle shaft gear by spline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610045595.1A CN105443707B (en) | 2016-01-22 | 2016-01-22 | A kind of electric driver based on two shift transmissions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610045595.1A CN105443707B (en) | 2016-01-22 | 2016-01-22 | A kind of electric driver based on two shift transmissions |
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| Publication Number | Publication Date |
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| CN105443707A true CN105443707A (en) | 2016-03-30 |
| CN105443707B CN105443707B (en) | 2017-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610045595.1A Active CN105443707B (en) | 2016-01-22 | 2016-01-22 | A kind of electric driver based on two shift transmissions |
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Cited By (8)
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| CN106195194A (en) * | 2016-08-31 | 2016-12-07 | 吉林大学 | A kind of electric drive axle system based on two shift transmissions and control method thereof |
| CN106965660A (en) * | 2017-04-21 | 2017-07-21 | 吉林大学 | A kind of bi-motor coupling driving bridge with torque fixed direction allocation function |
| CN107345558A (en) * | 2016-05-06 | 2017-11-14 | 陕西汉德车桥有限公司 | Pure electronic two grades of transaxles and electric car |
| CN107813699A (en) * | 2016-09-14 | 2018-03-20 | 博格华纳公司 | Drive system of electric motor vehicle |
| CN109572419A (en) * | 2018-10-22 | 2019-04-05 | 舍弗勒技术股份两合公司 | Automobile and electric shaft driving system |
| CN110296194A (en) * | 2019-07-01 | 2019-10-01 | 重庆大学 | A kind of planetary three gears gearshift |
| CN114537042A (en) * | 2020-11-26 | 2022-05-27 | 长沙中车智驭新能源科技有限公司 | Double-planet-row electric drive assembly |
| US20230003289A1 (en) * | 2021-07-05 | 2023-01-05 | Dana Belgium N.V. | Electric drive axle |
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