CN105605165A - Automatic gear shifting system with synchronizer for electric vehicle - Google Patents
Automatic gear shifting system with synchronizer for electric vehicle Download PDFInfo
- Publication number
- CN105605165A CN105605165A CN201610137331.9A CN201610137331A CN105605165A CN 105605165 A CN105605165 A CN 105605165A CN 201610137331 A CN201610137331 A CN 201610137331A CN 105605165 A CN105605165 A CN 105605165A
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- China
- Prior art keywords
- output shaft
- gear
- synchronized
- shaft gear
- 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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/12—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts with means for synchronisation not incorporated in the clutches
- F16H3/126—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts with means for synchronisation not incorporated in the clutches using an electric drive
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
- B60L15/2054—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed by controlling transmissions or clutches
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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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/087—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears
- F16H3/091—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears including a single countershaft
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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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/32—Electric motors , actuators or related electrical control means therefor
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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
-
- 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
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/203—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes
- F16H2200/2033—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes with one engaging means
-
- 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
- Y02T10/64—Electric machine technologies in electromobility
-
- 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
- Y02T10/72—Electric energy management in electromobility
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Structure Of Transmissions (AREA)
- Hybrid Electric Vehicles (AREA)
Abstract
The invention discloses an automatic gear shifting system with a synchronizer for an electric vehicle. The automatic gear shifting system comprises a gearbox, the synchronizer, an electromagnet, a motor and a controller. The gearbox comprises an input shaft, an intermediate shaft and an output shaft, the synchronizer is movably penetratingly arranged on the output shaft and is connected with a shifting fork, the shifting fork is connected with a shifting fork shaft, the electromagnet is connected with the shifting fork shaft, the motor is connected with the input shaft, and the controller is connected with the motor and the electromagnet. The automatic gear shifting system has the advantages that electric signals can be transmitted to the electromagnet by the controller, the shifting fork shaft can be controlled via the electromagnet, the shifting fork can traverse up and down under the control of the electromagnet via the shifting fork shaft, the synchronizer can be driven by the shifting fork to traverse up and down between a first output shaft gear and a second output shaft gear when the shifting fork traverses up and down, accordingly, the synchronizer can work with the first output shaft gear or the second output shaft gear, and automatic gear shifting effects can be realized.
Description
Technical field
The present invention relates to a kind of electric vehicle drive system, more specifically relate to a kind of electric motor car that adopts synchronizedUse self shifter drive system.
Background technology
At present, the electric motor car on market is generally only provided with a gear or is provided with two gears that need manual switchover.The electric motor car when operation outputting torsion that is provided with a gear is little, and lifting capacity is poor, and current value is large when operation,Power consumption is fast, battery life is short, and climbing, acceleration can only realize by increasing electric current; Be provided with and need manual switchoverThe electric motor car of two gears gear shift of need stopping, if in-motion shifting exists and impacts and beat tooth phenomenon.
Summary of the invention
In order to solve an above-mentioned technical problem, the invention provides a kind of electric vehicle of synchronized that adopts automaticShift drive system.
Technical scheme of the present invention is as follows:
An electric vehicle self shifter drive system that adopts synchronized, comprises speed changer, synchronized, electricityMagnet, motor and controller,
Speed changer comprises power shaft, jackshaft and output shaft, is fixed with input shaft gear on power shaft, inOn countershaft, be fixed with the first countershaft-gear and the second countershaft-gear, the diameter of the first countershaft-gear is littleIn the diameter of the second countershaft-gear, input shaft gear and the second countershaft-gear are connected with a joggle, and first is middleShaft gear and the first output shaft gear are connected with a joggle, and the second countershaft-gear and the engagement of the second output shaft gear connectConnect, the diameter of the first output shaft gear is greater than the diameter of the second output shaft gear, the first output shaft gear andTwo output shaft gears are connected with output shaft rotation respectively, are fixed with the 3rd output shaft gear on output shaft, defeatedShaft is connected with differential mechanism by the 3rd output shaft gear,
Between the first output shaft gear and the second output shaft gear, be provided with synchronized, synchronized activity is located in defeatedOn shaft, synchronized is connected with shift fork, and shift fork is connected with declutch shift shaft,
Electromagnet is connected with declutch shift shaft,
Motor is connected with power shaft,
Controller is connected with motor and electromagnet respectively.
Its beneficial effect is: controller transmits the signal of telecommunication to electromagnet, by magnet control declutch shift shaft, electricityMagnet moves up and down by declutch shift shaft control shift fork, and the mobile up and down of shift fork drives again synchronized to existMoving up and down between the first output shaft gear and the second output shaft gear, makes synchronized and the first outputShaft gear cooperating or with the second output shaft gear cooperating, realize self shifter.
Motor drives jackshaft to rotate by power shaft, and jackshaft drives synchronized by the first output shaft gearRotate, synchronized and then drive the rotation of output shaft, thereby by power transmission to differential mechanism until on tire.When electric motor car advances ground zero, motor forward, in the time of synchronized and the first output shaft gear cooperating, forLow-speed forward gear, now electric motor car starting torsion is large, and the speed of service is slow, and controller control synchro departs from theOne output shaft gear, with the second output shaft gear cooperating, is the gear that advances at utmost speed, now electric motor car outputTorsion is little, and the speed of service is high. Advance in process in electric motor car, controller according to motor speed, system power,The factors such as vehicle load situation, road conditions, by the automatic control synchro of the electromagnet gear that advances at utmost speedSwitching with low-speed forward gear.
When electric motor car reversing, motor reversal, synchronized coordinates with the first output shaft gear, and now electric motor car fallsCar torsion is large, and the speed of service is slow, ensures safety.
Automatic catch drive system of the present invention provides electric motor car advance at utmost speed three of gear, low-speed forward gear, reverse gear shiftsGear, and advance at utmost speed gear and low-speed forward keep off under certain condition can be by controller by electromagnet controlSynchronized processed automatically switches, and gear while switching without impacting, beating tooth phenomenon.
In some embodiments, the first output shaft gear and output shaft are rotationally connected by needle bearing, theTwo output shaft gears and output shaft are rotationally connected by needle bearing.
Its beneficial effect is: connects output shaft and output shaft gear can only be relatively rotated by needle bearing,And can not occur relative radially or move axially.
In some embodiments, the first output shaft gear is provided with the first cooperation knot matching with synchronizedStructure, the first fit structure comprises the first excessive tooth and the first cone of friction, the second output shaft gear be provided withThe second fit structure that synchronized matches, described the second fit structure comprises the second excessive tooth and the second frictionThe conical surface.
Its beneficial effect is: be that output shaft gear is easily connected and connects more firm with synchronized.
In some embodiments, the turning cylinder of motor is fixedly connected with by spline with power shaft.
Its beneficial effect is: what make that motor is connected with power shaft is comparatively firm.
In some embodiments, motor is brshless DC motor or alternating current generator.
Brief description of the drawings
Fig. 1 is a kind of electric vehicle self shifter drive system that adopts synchronized of an embodiment of the present inventionStructural representation;
Fig. 2 is a kind of electronic self shifter drive system of using that adopts synchronized of an embodiment of the present inventionThe structural representation of the first fit structure;
Fig. 3 is a kind of electric vehicle self shifter drive system that adopts synchronized of an embodiment of the present inventionThe structural representation of the second fit structure.
The title of digital represented corresponding component in figure:
Speed changer, 11. power shafts, 111. input shaft gears, 12. jackshafts, 121. first countershaft-gears,122. second countershaft-gears, 13. output shafts, 131. first output shaft gears, 132. second output shaft gears,133. the 3rd output shaft gears, 2. synchronized, 21. first fit structures, 211. first excessive teeth, 212. firstCone of friction, 22. second fit structures, 221. second excessive teeth, 222. second cones of friction, 3. electromagnet,Motor, 41. splines, 5. controller, 51. connecting lines, 6. differential mechanism, 7. shift fork, 71. declutch shift shafts, 8. casing,9. power supply.
Detailed description of the invention
As shown in Figure 1, the present invention discloses a kind of electric vehicle self shifter drive system that adopts synchronized,Comprise speed changer 1, synchronized 2, electromagnet 3, motor 4 and controller 5. Speed changer 1 comprises power shaft11, jackshaft 12 and output shaft 13. On power shaft 11, be fixed with input shaft gear 111. Jackshaft 12On be fixed with the first countershaft-gear 121 and the second countershaft-gear 122. The first countershaft-gear 121Diameter is less than the diameter of the second countershaft-gear 122. Input shaft gear 111 and the second countershaft-gear 122Be connected with a joggle. The first countershaft-gear 121 and the first output shaft gear 131 are connected with a joggle, the second jackshaftGear 122 and the second output shaft gear 132 are connected with a joggle. The diameter of the first output shaft gear 131 is greater thanThe diameter of two output shaft gears 132. The first output shaft gear 131 and the second output shaft gear 132 respectively withOutput shaft 13 is rotationally connected. On output shaft 13, be fixed with the 3rd output shaft gear 133. Output shaft 13 is logicalCrossing the 3rd output shaft gear 133 is connected with differential mechanism 6. The first output shaft gear 131 and the second output shaft toothBetween wheel 132, be provided with synchronized 2. Synchronized 2 activities are located on output shaft 13. Synchronized 2 and shift fork7 connect, and shift fork 7 is connected with declutch shift shaft 71. Electromagnet 3 is connected with declutch shift shaft 71. Motor 4 and power shaft11 connect. Controller 5 is connected with motor 4, electromagnet 3 and power supply 9 respectively by connecting line 51.
Controller 5 transmits the signal of telecommunication to electromagnet 3, controls declutch shift shaft 71 by electromagnet 5, electromagnet 3Control shift fork 7 by declutch shift shaft 71 and move up and down, the mobile synchronized that drives again up and down of shift fork 72 moving up and down between the first output shaft gear 131 and the second output shaft gear 132, make synchronized2 and first output shaft gear 131 cooperatings or with the second output shaft gear 132 cooperatings, realize automaticallyGearshift.
Motor 4 drives jackshaft 12 to rotate by power shaft 11, and jackshaft 12 is by the first output shaft gear131 drive synchronized 2 to rotate, the rotation of synchronized 2 and then drive output shaft 13, thereby by power transmissionTo differential mechanism 6 until on tire. When electric motor car advances ground zero, motor 4 forwards, when synchronized 2 andWhen one output shaft gear 131 cooperating, be low-speed forward gear, now electric motor car starting torsion is large, operationSpeed is slow, and controller 5 control synchroes 2 depart from the first output shaft gear 131, with the second output shaft gear132 cooperatings, are the gear that advances at utmost speed, and now electric motor car outputting torsion is little, and the speed of service is high. In electric motor carAdvance in process, controller 5 is according to motor speed, system power, vehicle load situation, road conditions etc.Factor, by the automatic control synchro 2 of electromagnet 3 advance at utmost speed gear and low-speed forward keep off switching.
When electric motor car reversing, motor 4 reverses, and synchronized 2 coordinates with the first output shaft gear 131, nowElectric motor car reversing torsion is large, and the speed of service is slow, ensures safety.
Automatic catch drive system of the present invention provides electric motor car advance at utmost speed three of gear, low-speed forward gear, reverse gear shiftsGear, and advance at utmost speed gear and low-speed forward gear can pass through electromagnet 3 by controller 5 under certain conditionControl synchro 2 automatically switches, and gear while switching without impacting, beating tooth phenomenon.
In the present embodiment, speed changer 1, synchronized 2 and differential mechanism 6 are arranged in casing 8. First is defeatedGo out shaft gear 131 and be rotationally connected by needle bearing with output shaft 13, the second output shaft gear 132 and outputAxle 13 is rotationally connected by needle bearing. Connect and only make output shaft 12 and output shaft gear by needle bearingCan relatively rotate, and can not occur relative radially or move axially. The first output shaft gear 131 is provided withThe first fit structure 21, the first fit structures 21 that match with synchronized 2 comprise the first excessive tooth 211 HesThe excessive tooth 211 of the first cone of friction 212, the first is positioned at the top of the first cone of friction 212. The second output shaftGear 132 is provided with the second fit structure 22, the second fit structures 22 that match with synchronized 2 and comprisesTwo excessive teeth 221 and the second cone of friction 222, the second cones of friction 222 are positioned at the upper of the second excessive tooth 221Side. That output shaft gear is easily connected and connects more firm with synchronized 2. The turning cylinder of motor 4 withPower shaft 11 is fixedly connected with by spline 41. What make that motor 4 is connected with power shaft 11 is comparatively firm. Motor4 is brshless DC motor or alternating current generator.
Above-mentioned explanation has fully disclosed the specific embodiment of the present invention. It is pointed out that and be familiar with being somebody's turn to doAny change that the technical staff in field does the specific embodiment of the present invention does not all depart from power of the present inventionThe scope of profit claim. Correspondingly, the scope of claim of the present invention is also not limited only to aforementioned toolBody embodiment.
Claims (5)
1. an electric vehicle self shifter drive system that adopts synchronized, is characterized in that, comprises speed changeDevice, synchronized, electromagnet, motor and controller,
Described speed changer comprises power shaft, jackshaft and output shaft, on described power shaft, is fixed with power shaftGear, is fixed with the first countershaft-gear and the second countershaft-gear, the first jackshaft on described jackshaftThe diameter of gear is less than the diameter of the second countershaft-gear, and described input shaft gear and the second countershaft-gear are nibbledClose connection, described the first countershaft-gear and the first output shaft gear are connected with a joggle, described the second jackshaft toothWheel and the second output shaft gear are connected with a joggle, and the diameter of described the first output shaft gear is greater than the second output shaft toothThe diameter of wheel, described the first output shaft gear is connected with output shaft rotation respectively with the second output shaft gear, instituteState on output shaft and be fixed with the 3rd output shaft gear, described output shaft is by the 3rd output shaft gear and differentialDevice connects,
Between described the first output shaft gear and the second output shaft gear, be provided with synchronized, described synchronized activityBe located on output shaft, described synchronized is connected with shift fork, and described shift fork is connected with declutch shift shaft,
Described electromagnet is connected with declutch shift shaft,
Described motor is connected with power shaft,
Described controller is connected with motor and electromagnet respectively.
2. the electric vehicle self shifter drive system of employing synchronized according to claim 1, its spyLevy and be, described the first output shaft gear and output shaft are rotationally connected by needle bearing, the second output shaft toothWheel is rotationally connected by needle bearing with output shaft.
3. the electric vehicle self shifter drive system of employing synchronized according to claim 1, its spyLevy and be, described the first output shaft gear is provided with the first fit structure matching with synchronized, and describedOne fit structure comprises the first excessive tooth and the first cone of friction, and described the second output shaft gear is provided with sameThe second fit structure that step device matches, described the second fit structure comprises the second excessive tooth and the second cone of frictionFace.
4. the electric vehicle self shifter drive system of employing synchronized according to claim 1, its spyLevy and be, the turning cylinder of described motor is fixedly connected with by spline with power shaft.
5. the electric vehicle self shifter drive system of employing synchronized according to claim 1, its spyLevy and be, described motor is brshless DC motor or alternating current generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610137331.9A CN105605165A (en) | 2016-03-09 | 2016-03-09 | Automatic gear shifting system with synchronizer for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610137331.9A CN105605165A (en) | 2016-03-09 | 2016-03-09 | Automatic gear shifting system with synchronizer for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105605165A true CN105605165A (en) | 2016-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610137331.9A Pending CN105605165A (en) | 2016-03-09 | 2016-03-09 | Automatic gear shifting system with synchronizer for electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105605165A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387679A (en) * | 2017-08-29 | 2017-11-24 | 广州市骐匹动力机械有限公司 | Multi-gear superposing type speed changer |
| CN108253096A (en) * | 2017-12-31 | 2018-07-06 | 臧宏 | Electric vehicle transmission |
| CN108859702A (en) * | 2018-03-30 | 2018-11-23 | 重庆长安汽车股份有限公司 | A kind of electric vehicle and its drive system |
| CN111942148A (en) * | 2020-06-25 | 2020-11-17 | 向雨阳 | Electric vehicle automatic drive |
| CN112303194A (en) * | 2020-11-19 | 2021-02-02 | 特百佳动力科技有限公司 | Electric loader transmission system and electric drive assembly |
| CN112303195A (en) * | 2020-11-19 | 2021-02-02 | 特百佳动力科技有限公司 | Electric loader transmission system and electric drive assembly |
| CN115027244A (en) * | 2022-05-25 | 2022-09-09 | 浙江鑫可传动科技有限公司 | Double-motor two-gear transmission for electric automobile |
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| CN1182177A (en) * | 1996-09-20 | 1998-05-20 | 易通公司 | Synchronizer |
| CN1544824A (en) * | 2003-11-20 | 2004-11-10 | 上海汽车股份有限公司 | Synchronizer having three pyramidal faces |
| CN201232742Y (en) * | 2008-07-01 | 2009-05-06 | 比亚迪股份有限公司 | Gear mechanism for transmission |
| CN102182798A (en) * | 2011-05-19 | 2011-09-14 | 苏州安远新能源动力有限公司 | Two-gear automatic gearbox of electric automobile |
| CN202200837U (en) * | 2011-08-31 | 2012-04-25 | 广东戈兰玛汽车系统有限公司 | Electrombile power system with clutch-free two-speed mechanical automatic gearbox |
| CN102588582A (en) * | 2012-03-19 | 2012-07-18 | 江苏铃高电动车有限公司 | Automatic electromagnet shift device for electric vehicles |
| CN202612594U (en) * | 2012-05-31 | 2012-12-19 | 李青 | Automatic electromagnetic shifting device for electric vehicles |
| CN204493607U (en) * | 2015-03-10 | 2015-07-22 | 重庆宗申发动机制造有限公司 | A kind of electric motor car two keeps off gear changing system |
| CN205047752U (en) * | 2015-09-23 | 2016-02-24 | 连云港北方变速器有限责任公司 | Electric motor car transmission assembly |
-
2016
- 2016-03-09 CN CN201610137331.9A patent/CN105605165A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1182177A (en) * | 1996-09-20 | 1998-05-20 | 易通公司 | Synchronizer |
| CN1544824A (en) * | 2003-11-20 | 2004-11-10 | 上海汽车股份有限公司 | Synchronizer having three pyramidal faces |
| CN201232742Y (en) * | 2008-07-01 | 2009-05-06 | 比亚迪股份有限公司 | Gear mechanism for transmission |
| CN102182798A (en) * | 2011-05-19 | 2011-09-14 | 苏州安远新能源动力有限公司 | Two-gear automatic gearbox of electric automobile |
| CN202200837U (en) * | 2011-08-31 | 2012-04-25 | 广东戈兰玛汽车系统有限公司 | Electrombile power system with clutch-free two-speed mechanical automatic gearbox |
| CN102588582A (en) * | 2012-03-19 | 2012-07-18 | 江苏铃高电动车有限公司 | Automatic electromagnet shift device for electric vehicles |
| CN202612594U (en) * | 2012-05-31 | 2012-12-19 | 李青 | Automatic electromagnetic shifting device for electric vehicles |
| CN204493607U (en) * | 2015-03-10 | 2015-07-22 | 重庆宗申发动机制造有限公司 | A kind of electric motor car two keeps off gear changing system |
| CN205047752U (en) * | 2015-09-23 | 2016-02-24 | 连云港北方变速器有限责任公司 | Electric motor car transmission assembly |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387679A (en) * | 2017-08-29 | 2017-11-24 | 广州市骐匹动力机械有限公司 | Multi-gear superposing type speed changer |
| CN108253096A (en) * | 2017-12-31 | 2018-07-06 | 臧宏 | Electric vehicle transmission |
| CN108253096B (en) * | 2017-12-31 | 2024-01-30 | 常州市常劲科技有限公司 | Electric vehicle speed changer |
| CN108859702A (en) * | 2018-03-30 | 2018-11-23 | 重庆长安汽车股份有限公司 | A kind of electric vehicle and its drive system |
| CN111942148A (en) * | 2020-06-25 | 2020-11-17 | 向雨阳 | Electric vehicle automatic drive |
| CN112303194A (en) * | 2020-11-19 | 2021-02-02 | 特百佳动力科技有限公司 | Electric loader transmission system and electric drive assembly |
| CN112303195A (en) * | 2020-11-19 | 2021-02-02 | 特百佳动力科技有限公司 | Electric loader transmission system and electric drive assembly |
| CN115027244A (en) * | 2022-05-25 | 2022-09-09 | 浙江鑫可传动科技有限公司 | Double-motor two-gear transmission for electric automobile |
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