CN102050194A - Side hung driving system for two-wheeled electric vehicle - Google Patents
Side hung driving system for two-wheeled electric vehicle Download PDFInfo
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- CN102050194A CN102050194A CN 201010571960 CN201010571960A CN102050194A CN 102050194 A CN102050194 A CN 102050194A CN 201010571960 CN201010571960 CN 201010571960 CN 201010571960 A CN201010571960 A CN 201010571960A CN 102050194 A CN102050194 A CN 102050194A
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Abstract
The invention relates to a two-wheeled electric vehicle, and in particular to a driving system for the two-wheeled electric vehicle, wherein, the driving system comprises a motor and a variable speed drive device. The driving system is characterized in that the variable speed drive device comprises a motor shaft, an intermediate shaft, a variable-speed shaft and an output shaft, wherein, the motor shaft, the intermediate shaft and the variable-speed shaft are sequentially arranged on the same side and connected with each other through gears connected in a meshing manner; the output shaft is connected with a hub; change gear sets which are meshed with each other are arranged on the intermediate shaft and the variable-speed shaft; and an overrunning clutch and a gear shifting device are arranged on the variable-speed shaft. By adopting the technical scheme in the invention, the side hung driving system for the two-wheeled electric vehicle is convenient to adjust the speed and the torque and can achieve good climbing performance, and the overrunning clutch is not easy to damage.
Description
Technical field
The present invention relates to a kind of electric motor car with two wheels, more particularly, relate to a kind of drive system of electric motor car with two wheels.
Background technology
Electric motor car with two wheels is to be the energy with the storage battery, and by a kind of vehicle that motor and transmission system drives are advanced, than bicycle, it is saved the strength without the manpower pedal; Than IC engine-powered vehicles such as motor bikes, its noise is low, and no waste gas pollutes few.Therefore as a kind of good and cheap, the easy to use vehicle, it popularizes huge numbers of families rapidly, becomes the walking-replacing tool of common people's short range trip.
What existing electric motor car with two wheels generally adopted is the firm motor of wheel, promptly adopt the low-speed DC motor direct-drive, its speed changing structure is too simple, the change of speed and moment of torsion can only rely on increase electric current (up to tens amperes) or voltage to obtain usually, when meeting with climbing, consequently, the grade climbing performance of electric motor car with two wheels is poor, and the battery-driven car flying power is low, even causes the damage of storage battery, may burn wheel hub motor in addition if overload is excessive.
Also there is the minority electric motor car with two wheels to take the side hanging type of drive; adopt electrical motor to combine with change-gear set; but because the link of its speed change is arranged on final stage; overriding clutch has been set on the final output shaft; cause overriding clutch need carry bigger moment of torsion; usually can be at 150Nm, and the moment of torsion that existing overrun can be carried finally causes the overriding clutch fault many generally about 50Nm.
Summary of the invention
The technical problem to be solved in the present invention is: provide a kind of speed and torque adjustment convenient, the good and non-damageable side hanging two-wheel electric of the overriding clutch motor vehicle drive system of grade climbing performance.
In order to solve the problems of the technologies described above, the invention provides a kind of side hanging two-wheel electric motor vehicle drive system, include motor and variable-speed drive, described variable-speed drive includes, homonymy is provided with in turn by gear mesh bonded assembly motor shaft, tween drive shaft, variable shaft and the output shaft that is connected wheel hub, wherein, tween drive shaft and variable shaft are provided with the change-gear set that is meshed, and variable shaft is provided with overriding clutch and gearshift.
Adopt the side hanging two-wheel electric motor vehicle drive system of technique scheme to have following advantage: 1, owing to be provided with variable-speed drive and gearshift, speed and torque adjustment are convenient, grade climbing performance is good; 2, because overriding clutch is arranged on the variable shaft, than the overriding clutch that is arranged on final output shaft, because the variable shaft rotating speed is very fast, the moment of torsion that overriding clutch bore is less, and fault rate is less.
As preferred version, consider in the process of shift to be easy to generate vibrations, and the space is bigger on the output shaft, described output shaft is provided with the gearshift shock absorber.
As preferred version, consider productive costs and Combination property, selecting described motor is the permanent-magnet brushless DC electric machine of power 1～3KW.
As preferred version, consider the actual needs of speed change, high gear and low gear are set, and described tween drive shaft is provided with low gear driving cog and high speed gear driving cog, cooresponding low gear driven tooth and the high speed gear driven tooth that is meshed with it that be provided with on the described variable shaft; Wherein, the low gear driven tooth links to each other with variable shaft by unilateral bearing, and the high speed gear driven tooth is provided with gear ring, and the gear ring outer rim is provided with friction disc, and described overriding clutch is arranged in the space of gear ring and friction disc composition.
As preferred version, consider the comfort feature of speed change, and the ease for use of overriding clutch, described overriding clutch includes roller, roller controller, release spring and center cams, wherein, center cams is fixed on the variable shaft, roller is arranged between the gear ring of center cams and high speed gear driven tooth, the roller controller is arranged between roller and the friction disc, release spring is arranged between roller controller and the center cams, and release spring makes the roller controller trend towards disconnecting the high speed gear driven tooth automatically to the rotation path between the center cams.
As preferred version, consider existing gearshift, need under the situation of energising, keep gear, consume battery power; In order to improve the flying power of electric motor car with two wheels, reduce electric quantity consumption, described gearshift includes absorption and repels the fixing arc spring leaf of bidirectional reversible electromagnet and two ends of roller controller, wherein, the bidirectional reversible electromagnet is arranged on the sense of motion of roller controller, and arc spring leaf is arranged on the roller controller.The fixing arc spring leaf in two ends has two stable states, one is to center cams direction projection, the roller controller is separated with friction disc, interrupt high speed gear's transmission of power, one is to cave in to the electromagnet direction, the roller controller is combined with friction disc, thereby make roller retreat self-locking with respect to the high speed gear driven tooth of high-speed operation, clamping high speed gear driven tooth and center cams, the high speed gear driven tooth drives transmission shaft and rotates, and finishes from low grade to high-grade speed change, behind the gear end of conversion, do not need electromagnet that lasting application force is provided, therefore can reduce electric quantity consumption.
Description of drawings
Fig. 1 is the structural representation of side hanging electric motor car with two wheels of the present invention;
Fig. 2 is the view of overriding clutch in low gear;
Fig. 3 is the view of overriding clutch in high gear.
The specific embodiment
Below in conjunction with drawings and Examples technical solution of the present invention is further specified:
As Fig. 1, Fig. 2 and shown in Figure 3, the invention provides a kind of side hanging two-wheel electric motor vehicle drive system, include permanent-magnet brushless DC electric machine 1 and the variable-speed drive of power 3KW, variable-speed drive includes, homonymy is provided with in turn by gear mesh bonded assembly motor shaft 11, tween drive shaft 2, variable shaft 3 and the output shaft 4 that is connected wheel hub, wherein, variable shaft is provided with overriding clutch and gearshift, output shaft 4 is provided with gearshift shock absorber 41, tween drive shaft 2 and variable shaft 3 are provided with the change-gear set that is meshed, tween drive shaft 2 is provided with low gear driving cog 21 and high speed gear driving cog 22, coorespondingly on the variable shaft 3 be provided with low gear driven tooth 31 that is meshed with low gear driving cog 21 and the high speed gear driven tooth 32 that is meshed with high speed gear driving cog 22, low gear driven tooth 31 links to each other with variable shaft 3 by unilateral bearing 33, high speed gear driven tooth 32 is provided with gear ring, gear ring outer rim side is equipped with friction disc 34, overriding clutch is arranged in the space of gear ring and friction disc 34 compositions, overriding clutch includes roller 51, roller controller 52, release spring 62 and center cams 53, wherein, center cams 53 is fixed on the variable shaft 3, roller 51 is installed between the gear ring of center cams 53 and high speed gear driven tooth 32, roller controller 52 is installed between roller 51 and the friction disc 34, release spring 62 is installed between roller controller 52 and the center cams 53, makes roller controller 52 trend towards disconnecting high speed gear driven tooth 32 automatically to the rotation path between the center cams 53; Gearshift includes absorption and repels the fixing arc spring leaf 63 of bidirectional reversible electromagnet 61 and two ends of roller controller 52, wherein, bidirectional reversible electromagnet 61 is arranged on the sense of motion of roller controller 52, and be fixed on the casing, arc spring leaf 63 is installed on the roller controller 52, and its two ends are fixed on the casing.
As Fig. 3, during use, the power of permanent-magnet brushless DC electric machine 1 passes through motor shaft 11, tween drive shaft 2, variable shaft 3 and output shaft 4 successively by the transmission of engaging tooth wheels, is delivered to electric vehicle hub at last.By changing the direction of current of bidirectional reversible electromagnet 61, can finish shift process; Give the 61 forward current pulses of bidirectional reversible electromagnet, can attract roller controller 52 to travel forward, under the effect of jerking movement spring 62, roller controller 52 combines with friction disc 34, the depression stable state of arc spring leaf 63 keeps this combination, at this moment, because central cam 53 is the rotating speed of low gear, and the friction disc 34 drive roller controllers 52 on the high speed gear driven tooth 32 drive roller 51 again to be higher than the speed rotation of center cams 53, force roller 51 to enter into the narrow space place of high speed gear driven tooth 32 gear rings and center cams 53, and enter self-locking state, high speed gear driven tooth 32 drives variable shaft 3 high speed revolutions like this, and low gear driven tooth 31 is because rotating speed is slow with respect to high speed gear driven tooth 32, under the effect of unilateral bearing 33, disengagement is connected with variable shaft 3, finishes like this by low speed to high-revolving shift process.
As Fig. 2, for by the gearshift procedure of high speed gear, be reverse action to low gear, those skilled in the art can predict under the prerequisite of not paying creative work, repeat no more.
For the concrete structure and the using method of gearshift shock absorber, those skilled in the art can predict under the prerequisite of not paying creative work, repeat no more.
Above-described only is preferred implementation of the present invention; should be understood that; for a person skilled in the art; under the prerequisite that does not break away from structure of the present invention; can also make some distortion and improvement; these also should be considered as protection scope of the present invention, and these can not influence effect of the invention process and practical applicability.
Claims (6)
1. side hanging two-wheel electric motor vehicle drive system, include motor and variable-speed drive, it is characterized in that: described variable-speed drive includes homonymy and is provided with in turn by gear mesh bonded assembly motor shaft, tween drive shaft, variable shaft and the output shaft that is connected wheel hub, wherein, tween drive shaft and variable shaft are provided with the change-gear set that is meshed, and variable shaft is provided with overriding clutch and gearshift.
2. side hanging two-wheel electric motor vehicle drive system according to claim 1, it is characterized in that: described output shaft is provided with the gearshift shock absorber.
3. side hanging two-wheel electric motor vehicle drive system according to claim 1 is characterized in that: described motor is the permanent-magnet brushless DC electric machine of power 1～3KW.
4. side hanging two-wheel electric motor vehicle drive system according to claim 1, it is characterized in that: described tween drive shaft is provided with low gear driving cog and high speed gear driving cog, cooresponding low gear driven tooth and the high speed gear driven tooth that is meshed with it that be provided with on the described variable shaft; Wherein, the low gear driven tooth links to each other with variable shaft by unilateral bearing, and the high speed gear driven tooth is provided with gear ring, and the gear ring outer rim is provided with friction disc, and described overriding clutch is arranged in the space of gear ring and friction disc composition.
5. side hanging two-wheel electric motor vehicle drive system according to claim 1, it is characterized in that: described overriding clutch includes roller, roller controller, release spring and center cams, wherein, center cams is fixed on the variable shaft, roller is arranged between the gear ring of center cams and high speed gear driven tooth, the roller controller is arranged between roller and the friction disc, and release spring is arranged between roller controller and the center cams.
6. side hanging two-wheel electric motor vehicle drive system according to claim 1, it is characterized in that: described gearshift includes absorption and repels the fixing arc spring leaf of bidirectional reversible electromagnet and two ends of roller controller, wherein, the bidirectional reversible electromagnet is arranged on the sense of motion of roller controller, and arc spring leaf is arranged on the roller controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010571960 CN102050194A (en) | 2010-12-02 | 2010-12-02 | Side hung driving system for two-wheeled electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010571960 CN102050194A (en) | 2010-12-02 | 2010-12-02 | Side hung driving system for two-wheeled electric vehicle |
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| CN102050194A true CN102050194A (en) | 2011-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010571960 Pending CN102050194A (en) | 2010-12-02 | 2010-12-02 | Side hung driving system for two-wheeled electric vehicle |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102208844A (en) * | 2011-05-13 | 2011-10-05 | 重庆宗申通用动力机械有限公司 | Driving mechanism of electric vehicle |
| CN106641124A (en) * | 2017-01-11 | 2017-05-10 | 江苏泰隆减速机股份有限公司 | Double speed ratio gear reducer for workover rig winch |
| WO2017096629A1 (en) * | 2015-12-11 | 2017-06-15 | 东莞市台铃车业有限公司 | Electrically-driven power unit and electric motorcycle |
| CN107651097A (en) * | 2017-09-25 | 2018-02-02 | 浙江雅迪机车有限公司 | A kind of pendant motor of electric car |
| CN107882963A (en) * | 2017-11-08 | 2018-04-06 | 西南大学 | Battery-operated motor cycle fixed shaft type pendant dynamical system |
| CN113002689A (en) * | 2021-04-07 | 2021-06-22 | 浙江阿波罗摩托车制造有限公司 | Children electric bicycle |
| CN115195434A (en) * | 2022-08-30 | 2022-10-18 | 奇瑞汽车股份有限公司 | Electric auxiliary driver, electric auxiliary driving system and new energy electric automobile |
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| CN2212528Y (en) * | 1995-02-06 | 1995-11-15 | 陈伯恒 | Speed shifting mechanism without stop |
| CN101311578A (en) * | 2007-05-25 | 2008-11-26 | 台州市黄岩华阳电动车有限公司 | Driving speed-changing mechanism of electric vehicle |
| CN201187552Y (en) * | 2008-01-31 | 2009-01-28 | 何良兵 | Electric vehicle two-shift speed changer |
| CN201391581Y (en) * | 2008-12-01 | 2010-01-27 | 缪仙福 | Electromagnetic control clutch speed change device |
| CN201941934U (en) * | 2010-12-02 | 2011-08-24 | 重庆阿波罗港城科技有限公司 | Side hanging type driving system for two-wheeled electric motor car |
-
2010
- 2010-12-02 CN CN 201010571960 patent/CN102050194A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2212528Y (en) * | 1995-02-06 | 1995-11-15 | 陈伯恒 | Speed shifting mechanism without stop |
| CN101311578A (en) * | 2007-05-25 | 2008-11-26 | 台州市黄岩华阳电动车有限公司 | Driving speed-changing mechanism of electric vehicle |
| CN201187552Y (en) * | 2008-01-31 | 2009-01-28 | 何良兵 | Electric vehicle two-shift speed changer |
| CN201391581Y (en) * | 2008-12-01 | 2010-01-27 | 缪仙福 | Electromagnetic control clutch speed change device |
| CN201941934U (en) * | 2010-12-02 | 2011-08-24 | 重庆阿波罗港城科技有限公司 | Side hanging type driving system for two-wheeled electric motor car |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102208844A (en) * | 2011-05-13 | 2011-10-05 | 重庆宗申通用动力机械有限公司 | Driving mechanism of electric vehicle |
| CN102208844B (en) * | 2011-05-13 | 2013-01-23 | 重庆宗申通用动力机械有限公司 | Driving mechanism of electric vehicle |
| WO2017096629A1 (en) * | 2015-12-11 | 2017-06-15 | 东莞市台铃车业有限公司 | Electrically-driven power unit and electric motorcycle |
| CN106641124A (en) * | 2017-01-11 | 2017-05-10 | 江苏泰隆减速机股份有限公司 | Double speed ratio gear reducer for workover rig winch |
| CN107651097A (en) * | 2017-09-25 | 2018-02-02 | 浙江雅迪机车有限公司 | A kind of pendant motor of electric car |
| CN107882963A (en) * | 2017-11-08 | 2018-04-06 | 西南大学 | Battery-operated motor cycle fixed shaft type pendant dynamical system |
| CN113002689A (en) * | 2021-04-07 | 2021-06-22 | 浙江阿波罗摩托车制造有限公司 | Children electric bicycle |
| CN115195434A (en) * | 2022-08-30 | 2022-10-18 | 奇瑞汽车股份有限公司 | Electric auxiliary driver, electric auxiliary driving system and new energy electric automobile |
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Application publication date: 20110511 |