CN203554180U - Intelligent continuously-adjustable speed-variable novel motor structure - Google Patents
Intelligent continuously-adjustable speed-variable novel motor structure Download PDFInfo
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- CN203554180U CN203554180U CN201320665560.XU CN201320665560U CN203554180U CN 203554180 U CN203554180 U CN 203554180U CN 201320665560 U CN201320665560 U CN 201320665560U CN 203554180 U CN203554180 U CN 203554180U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 32
- 230000009351 contact transmission Effects 0.000 claims description 9
- 238000006073 displacement reaction Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 6
- 238000005183 dynamical system Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
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Abstract
The utility model provides an intelligent continuously-adjustable speed-variable novel motor structure which includes a motor electromagnetic structure and a controller. An external rotor is arranged outside a motor stator. A motor casing is arranged outside the external rotor. An input friction wheel is fixed on the external rotor. The input friction wheel contacts a transmission ball and drives the transmission ball to rotate. An output friction wheel is fixed on the motor casing. The output friction wheel contacts the transmission ball. The external rotor rotates and drives the input friction wheel to rotate. The input friction wheel drives the transmission ball to rotate and the transmission ball drives the output friction wheel to rotate. The output friction wheel drives the motor casing to rotate and output power. The advantages of the intelligent continuously-adjustable speed-variable novel motor structure are that the motor operates within an optimal efficiency range and can realize stepless speed change so that not only is energy saved, but continuous speed change can also be realized rapidly and thus the structure is safe and convenient.
Description
Technical field
The utility model relates to a kind of electric machine structure, relates to especially one and realizes optimal efficacy, infinite variable speed electric machine structure.
Background technology
As the function of load or rotating speed, modern electrical machine has a best efficiency ranges conventionally.During machine operation if within the scope of this, just can reach effect energy-conservation in use procedure.Existing variable speed electric motors, particularly, generally only has a fixing gear ratio.In use, to account for the ratio of the rotating speed that motor can reach be the same with the motor that does not use speed change system to optimum speed scope.The shift wheel hub motor that for example electrical salf-walking is automobile-used, connected planet gearing system speed change by general motor straight exactly.In use, the speed of its optimum efficiency has significant limitation to such variable speed electric motors, particularly.Because speed is not constant when electric bicycle is exercised, causing in a lot of situations of motor is not in best efficiency ranges operation, will cause energy waste.
Summary of the invention
The utility model is for above defect, design a kind of novel electric machine structure, this electric machine structure comprises motor electromagnetic structure and controller, motor stator outside is external rotor, external rotor outside is motor housing, external rotor is fixed with input friction pulley, and input friction pulley and transmission ball are pressed and touched, and drives transmission ball to rotate; Motor housing is fixed with output friction pulley, and output friction pulley contacts with transmission ball, and external rotor rotates, drive input friction pulley to rotate, input friction pulley drives transmission ball to rotate, and the moving output of transmission spherical zone friction pulley rotates, output friction pulley drive motor shell rotates, outputting power.
Described transmission ball has the axis of rotation, and automatic shaft is arranged on angle demodulator, and the diverse location of input during work, output friction pulley Contact Transmission ball, utilizes the linear differential of the position of Contact Transmission ball to realize continuous change function.
Described angle demodulator is subject to electronic shift unit control, electronic shift unit is controlled by the controller, and it moves left and right, drive angle demodulator to change the angle of transmission revolutions axle, the position of input, output friction pulley Contact Transmission ball is changed, thereby change the gear ratio of stepless speed changing mechanism.
Described controller is contained on a circuit board, circuit board is arranged on stator interior, and lead-in wire passes by fixed axis, and circuit board is provided with chip, be connected with multiple external sensors, internal sensor respectively, controller output is connected with angle demodulator and power inverter in motor respectively.
The utility model has the advantages that, motor operates in best efficiency ranges, and can realize infinitely variable speeds, has both saved the energy, can realize again continuous change fast, safe ready.
Accompanying drawing explanation
Accompanying drawing 1 structure chart of the present utility model.
Accompanying drawing 2 is controller electrical block diagrams.
Number in the figure explanation:
1-attaching plug; 2-power line; 3-fixed main shaft; 4-circuit board; 5-control line; 6-motor stator; 7-motor outer rotor; 8-inputs friction pulley; 9-transmission ball; 10-exports friction pulley; 11-angle demodulator; 12-electricity driving displacement device; 13-shell; 14-bearing.
Embodiment
Motor stator of the present utility model 6 outsides are external rotors 7, and external rotor 7 outsides are motor housings 13, and external rotor 7 is fixed with input friction pulley 8, and input friction pulley 8 is pressed and touched with transmission ball 9, and drives transmission ball 9 to rotate; Motor housing 13 is fixed with output friction pulley 10, output friction pulley 10 contacts with transmission ball 9, external rotor 7 rotates, drive input friction 8 to take turns rotation, input friction pulley 8 drives transmission ball 9 to rotate, transmission ball 9 drives output friction pulley 10 to rotate, and output friction pulley 10 drive motor shells 13 rotate, outputting power.
Described transmission ball 9 has the axis of rotation, and automatic shaft is arranged on angle demodulator 11, and the diverse location of input during work, output friction pulley 8,10 Contact Transmission balls 9, utilizes the linear differential of the position of Contact Transmission ball 9 to realize continuous change function.
Described angle demodulator 11 is controlled by electronic shift unit 12, the controlled device circuit board 4 of electronic shift unit 12 is controlled it and is moved left and right, drive angle demodulator 11 to change the angle of transmission ball 9 axis of rotation, the position of input, output friction pulley 8,10 Contact Transmission balls 9 is changed, thereby change the gear ratio of stepless speed changing mechanism.
Described controller is contained on a circuit board 4, circuit board 4 is arranged on stator 6 inside, and lead-in wire 2 passes by fixed axis 3, and circuit board 4 is provided with chip, be connected with multiple external sensors, internal sensor respectively, controller output is connected with angle demodulator 11 and power inverter in motor respectively.
External sensor for example has torque sensor, temperature sensor etc., and internal sensor for example has motor coil temperature sensor etc., and when external torque transducer changes, controller chip outputs signal to electricity driving displacement transducer, changes electrical motor gearshift ratio; When motor internal coil temperature is too high, controller output control signal, gives power inverter, cuts off the electricity supply, to guarantee motor safety.
The utility model is by motor electromagnetic structure, stepless speed change mechanism, intelligent control system combination, and motor electromagnetic structure is identical with general motor.When intelligent control system control motor electromagnetic structure operates in best efficiency ranges, also control stepless speed change mechanism in best gear ratio.Because stepless speed change mechanism has different continuous gear ratio in New-type electric machine, so in use, although the best efficiency ranges of motor electromagnetic structure and common electric machine is the same, but by intelligent control system control speed changer with different gear ratio speed changes, can make the optimum speed scope of New-type electric machine output increase, with reach New-type electric machine when the different rotating speed output always in best operating state.
Take electric bicycle band intelligence continuously the new motor of adjustable speed-changing system as example, further illustrate as follows.
Between the each rotating parts of the utility model, by bearing 14, separate.
During work, power source is from motor electromagnetic structure.Input friction pulley 8 is fixed on synchronous rotary on motor outer rotor 7.Input friction pulley 8 drives transmission ball 9 autobiographies, and transmission ball 9 drives output friction pulley 10 to rotate, and output friction pulley 10 is fixed on the shell 13 of dynamical system, and shell 13 is rotated, and completes power output.
Intelligent control system is also controlled electricity driving displacement device 12 and is worked when controlling machine operation.Electricity driving displacement device 12 drives angle demodulator 11 to move, and to regulate the angle of transmission ball 9 autobiography axles, makes to input friction pulley 8 and output friction pulley 10 and changes with the contacting points position of transmission ball 9.Because the linear velocity difference of different contact points causes inputting between friction pulley 8 and output friction pulley 10, there is speed discrepancy, with this, realize speed change.Because contact point is sphere, so the change of contact point is continuous.
The control of intelligent control system need to be considered load, road conditions and the requirement to car speed of driving, by intelligent control system control electricity driving displacement device 12, regulate transmission ball 9 autobiography axles in suitable angle, speed change system is controlled in applicable gear ratio, to realize whole motor in the situation that meeting job requirement, always in best operating state.
For example, when load increases, whole motor need to increase moment of torsion, and at motor outer rotor 7 rotating speeds, constant in the situation that, intelligent control system control stepless speed change mechanism increases to increase output torque by speed reducing ratio; And for example during motor body excess Temperature, intelligent control system reduces current of electric to be controlled stepless speed change mechanism simultaneously speed reducing ratio is reduced, and the output speed of whole dynamical system is remained unchanged.
The master chip of control circuit board 4 receives the information from multiple external sensor, and according to the running status of preset program analysis and decision motor electromagnetic structure, by electricity driving displacement device 12, adjust speed reducing ratio, so that whole dynamical system is in optimum Working simultaneously.The transmission of motor internal/external signal is undertaken by power line 2.
Claims (3)
1. a new motor structure for the continuous adjustable speed-changing of intelligence, comprises motor electromagnetic structure and controller, it is characterized in that, motor stator outside is external rotor, and external rotor outside is motor housing, and external rotor is fixed with input friction pulley, input friction pulley and transmission ball are pressed and are touched, and drive transmission ball to rotate; Motor housing is fixed with output friction pulley, and output friction pulley contacts with transmission ball, and external rotor rotates, drive input friction pulley to rotate, input friction pulley drives transmission ball to rotate, and the moving output of transmission spherical zone friction pulley rotates, output friction pulley drive motor shell rotates, outputting power; Described transmission ball has the axis of rotation, and automatic shaft is arranged on angle demodulator, and the diverse location of input during work, output friction pulley Contact Transmission ball, utilizes the linear differential of the position of Contact Transmission ball to realize continuous change function.
2. by the new motor structure of the continuous adjustable speed-changing of intelligence claimed in claim 1, it is characterized in that, described angle demodulator is subject to electronic shift unit control, electronic shift unit is controlled by the controller, and it moves left and right, drive angle demodulator to change the angle of transmission revolutions axle, the position of input, output friction pulley Contact Transmission ball is changed, thereby change the gear ratio of stepless speed changing mechanism.
3. the new motor structure of the continuous adjustable speed-changing of intelligence claimed in claim 1, it is characterized in that, described controller is contained on a circuit board, circuit board is arranged on stator interior, lead-in wire passes by fixed axis, circuit board is provided with chip, is connected respectively with multiple external sensors, internal sensor, and controller output is connected with angle demodulator and power inverter in motor respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320665560.XU CN203554180U (en) | 2013-10-28 | 2013-10-28 | Intelligent continuously-adjustable speed-variable novel motor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320665560.XU CN203554180U (en) | 2013-10-28 | 2013-10-28 | Intelligent continuously-adjustable speed-variable novel motor structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203554180U true CN203554180U (en) | 2014-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320665560.XU Expired - Fee Related CN203554180U (en) | 2013-10-28 | 2013-10-28 | Intelligent continuously-adjustable speed-variable novel motor structure |
Country Status (1)
| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110932441A (en) * | 2018-09-03 | 2020-03-27 | 广东威灵电机制造有限公司 | Outer rotor motor and clothes treatment device with same |
-
2013
- 2013-10-28 CN CN201320665560.XU patent/CN203554180U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110932441A (en) * | 2018-09-03 | 2020-03-27 | 广东威灵电机制造有限公司 | Outer rotor motor and clothes treatment device with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20211028 |