CN105346664A - Electric bicycle and control method thereof - Google Patents
Electric bicycle and control method thereof Download PDFInfo
- Publication number
- CN105346664A CN105346664A CN201510783699.8A CN201510783699A CN105346664A CN 105346664 A CN105346664 A CN 105346664A CN 201510783699 A CN201510783699 A CN 201510783699A CN 105346664 A CN105346664 A CN 105346664A
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- CN
- China
- Prior art keywords
- rotation
- process chip
- velocity
- rotates
- rear wheel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/40—Rider propelled cycles with auxiliary electric motor
- B62M6/45—Control or actuating devices therefor
- B62M6/50—Control or actuating devices therefor characterised by detectors or sensors, or arrangement thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/40—Rider propelled cycles with auxiliary electric motor
- B62M6/45—Control or actuating devices therefor
Abstract
The invention provides an electric bicycle and a control method thereof. The electric bicycle comprises a center shaft, two cranks connected with the center shaft, a rear wheel and a motor used for driving the rear wheel to rotate. The electric bicycle comprises a rotating sensor and a processing chip. The rotating sensor is used for detecting the rotating speed of the cranks. The processing chip is used for controlling the motor to drive the rear wheel to rotate according to the rotating speed. According to the electric bicycle, the advancing speed of the bicycle is controlled by treading bicycle pedals with feet, the high movement speed can be provided for a user through the electric bicycle, and the electric bicycle can become a bodybuilding tool so that the body health of the user can be facilitated.
Description
Technical field
The present invention relates to a kind of Electrical Bicycle and control method thereof.
Background technology
Electrical Bicycle, refers to using storage battery as auxiliary energy on the basis of ordinary bicycle, has installed the Personal Transporter of the electromechanical integration of the control members such as motor, controller, storage battery, handle brake lever and display instrument system.In China, the use of Electrical Bicycle is very frequent, is a focus job to the improvement of Electrical Bicycle.
In prior art, Electrical Bicycle controls speed of advance by speed governing handle, and mode is comparatively single, cannot be supplied to many experiences for user.
Summary of the invention
The technical problem to be solved in the present invention is single in order to overcome the mode of Electrical Bicycle in prior art, the defect better experienced cannot be brought for user, a kind of speed of advance being controlled bicycle by bicycle pedal is provided, can the Electrical Bicycle of body-building and control method thereof.
The present invention solves above-mentioned technical matters by following technical proposals:
A kind of Electrical Bicycle, it comprises an axis, two cranks be connected with axis, the electrical motors of a rear wheel and for driving described rear wheel to rotate, and its feature is, described Electrical Bicycle comprises a rotation sensor and a process chip,
Described rotation sensor is for detecting the velocity of rotation of described crank;
Described process chip is used for controlling described electrical motor according to described velocity of rotation and rotates to drive described rear wheel.
The present invention controls the speed of advance of Electrical Bicycle by the rotating speed of crank, and user can not only enjoy the moving velocity that Electrical Bicycle brings, can also moving body, reaches the effect improved the health.
Preferably, described rotation sensor comprises one first copper ring, one second copper ring, one wire frame, two brushes, one current sensing means and two magnetic poles, described first copper ring, described second copper ring and described wire frame are sheathed on described axis successively, one end of described wire frame and the first copper ring conducting, the other end of described wire frame and described second copper ring conducting, two brushes contact with the second copper ring with the first copper ring respectively and are connected with described current sensing means, described axis rotates magnetic induction line to cut two relative described magnetic poles for driving described wire frame, described current sensing means is for the current information that detects between two brushes and described current information is transferred to described process chip, described process chip is used for controlling described electrical motor according to described current information and rotates to drive described rear wheel.
Preferably, described rotation sensor comprises two groups of copper rings, two wire frames, two groups of brushes, current sensing means and at least one group of magnetic pole, described wire frame includes two Metallic rod and connects the conductor of two Metallic rod one end, 4 Metallic rod of two wire frames are in same plane and all perpendicular to described axis, angle between any two adjacent two Metallic rod is 90 degree, the other end of two Metallic rod connects two copper rings in a group respectively, often organize brush correspondence contact one group of copper ring, often organize magnetic pole and comprise two relative magnetic poles, described axis rotates for driving wire frame with the magnetic induction line making two magnetic poles in cuts in metallic pipe one group, described current sensing means is for detecting the current information of two groups of brushes and described current information being transferred to described process chip, described process chip is used for controlling described electrical motor according to described current information and rotates to drive described rear wheel.
Preferably, described process chip is for obtaining current value in described current information and the relation of time, and control according to described relation the velocity of rotation that described electrical motor drives described rear wheel, when the crest of current value is longer to the interval time of crest to trough or trough, process chip controls described electrical motor and rotates slower, and when the crest of current value is shorter to the interval time of crest to trough or trough, process chip controls described electrical motor and rotates more block.
Preferably, described rotation sensor comprises a two degree of freedom gyro, describedly gyrostaticly outer be located in described crank, described gyrostatic inner ring is perpendicular to the axis of described axis, described gyroscope is for detecting the velocity of rotation of described crank, and described process chip is used for controlling described electrical motor according to described velocity of rotation and rotates to drive described rear wheel.
Preferably, described Electrical Bicycle also comprises a drag devices, the rotation of described drag devices by providing friction force to limit described crank.
Preferably, described process chip is used for controlling according to described velocity of rotation the friction force that described drag devices puts on described crank, and the larger then described friction force of described velocity of rotation is larger.
Preferably, described Electrical Bicycle also comprises a governor handle and a change-over switch, and described change-over switch is for switching described Electrical Bicycle to utilizing governor handle to regulate motor speed or utilizing crank rolling velocity to regulate motor speed.
The present invention also provides a kind of control method of Electrical Bicycle as above, and its feature is, described control method comprises:
Described rotation sensor is for detecting the velocity of rotation of described crank;
Described process chip is used for controlling described electrical motor according to described velocity of rotation and rotates to drive described rear wheel.
Preferably, described control method also comprises:
Described process chip obtains current value in described current information and the relation of time, and control according to described relation the velocity of rotation that described electrical motor drives described rear wheel, when the crest of current value is longer to the interval time of crest to trough or trough, process chip controls described electrical motor and rotates slower, and when the crest of current value is shorter to the interval time of crest to trough or trough, process chip controls described electrical motor and rotates more block.
On the basis meeting this area general knowledge, above-mentioned each optimum condition, can combination in any, obtains the preferred embodiments of the invention.
Positive progressive effect of the present invention is: the Electrical Bicycle of the application controls the speed of advance of bicycle by bicycle pedal, Electrical Bicycle not only can be made to provide moving velocity faster for user, Electrical Bicycle can also be made to become fitness tool, contribute to the healthy of user.
Accompanying drawing explanation
Fig. 1 is the local structure schematic diagram of the Electrical Bicycle of the embodiment of the present invention 1.
Fig. 2 is the local structure schematic diagram of the Electrical Bicycle of the embodiment of the present invention 2.
Detailed description of the invention
Lift preferred embodiment below, and come by reference to the accompanying drawings clearlyer intactly the present invention to be described.
Embodiment 1
See Fig. 1, the present embodiment provides a kind of Electrical Bicycle, and it comprises crank 12, rear wheel 13, that an axis 11, two is connected with described axis 11 for electrical motor 14, rotation sensor 15, process chip 16, drag devices 17, governor handle that drives described rear wheel 13 and rotate and a change-over switch.
Described crank 12 one end connects axis 11, other end connecting pin pedal 121, and described crank 12 is driven by user's both legs and rotates, and the rotation of described crank 12 drives the rotation of axis 11.In the present embodiment, axis 11 is not directly connected with trailing wheel, and that is Electrical Bicycle is not when powering on, and user makes the rotation of described crank 12 that described Electrical Bicycle can not be made to advance.
Described rotation sensor 15 comprises one first copper ring 151,1 second copper ring 152, wire frame 153, two brush 154, current sensing meanss 155 and two magnetic poles 156.
Described rotation sensor is located in a protective housing, and described axis 11 is through described protective housing.Described two magnetic poles are relatively arranged on described protective housing inside face.
Described first copper ring, described second copper ring and described wire frame are sheathed on described axis successively, one end of described wire frame and the first copper ring conducting, the other end of described wire frame and described second copper ring conducting, two brushes contact with the second copper ring with the first copper ring respectively and are connected with described current sensing means.Specifically, described metallic conductor wire frame outside face is enclosed with dielectric film, makes wire frame at first copper ring that can not mislead through a copper ring connection appointment copper ring.
Described axis rotates magnetic induction line to cut two relative described magnetic poles for driving described wire frame, described current sensing means is for the current information that detects between two brushes and described current information is transferred to described process chip, and described process chip is used for controlling described electrical motor according to described current information and rotates to drive described rear wheel.
Detect the velocity of rotation of described current information in fact exactly in order to detect described crank.When crank rolling velocity is larger, the frequency of described wire frame cutting magnetic induction line is comparatively large, and the change of generation current is comparatively violent, therefore can judge the velocity of rotation of described crank by detecting current information.
Specifically, described process chip obtains current value in described current information and the relation of time, and control according to described relation the velocity of rotation that described electrical motor drives described rear wheel, when the crest of current value is longer to the interval time of crest to trough or trough, process chip controls described electrical motor and rotates slower, and when the crest of current value is shorter to the interval time of crest to trough or trough, process chip controls described electrical motor and rotates more block.The present embodiment only provides one to realize principle, and the corresponding relation of the intensity of variation of concrete electric current and the rotating speed of electrical motor can regulate according to actual conditions.
Described drag devices 17 comprises a friction lining and a friction head; described drag devices is located in described protective housing; described friction lining is sheathed on described axis; described friction head is located on the inside face of described screened housing, and described friction head contacts with described friction lining the rotation limiting described crank.
Body-building effect during described crank idle running is poor, improves the body-building effect of described Electrical Bicycle by increasing resistance.
Described process chip is also for controlling according to described velocity of rotation the friction force that described drag devices puts on described crank, and the larger then described friction force of described velocity of rotation is larger.
Described change-over switch is for switching described Electrical Bicycle to utilizing governor handle to regulate motor speed or utilizing crank rolling velocity to regulate motor speed.
Utilize above-mentioned Electrical Bicycle, the present embodiment also provides a kind of control method of Electrical Bicycle, and it comprises:
Described rotation sensor is for detecting the velocity of rotation of described crank;
Described process chip is used for controlling described electrical motor according to described velocity of rotation and rotates to drive described rear wheel.
Described process chip obtains current value in described current information and the relation of time, and control according to described relation the velocity of rotation that described electrical motor drives described rear wheel, when the crest of current value is longer to the interval time of crest to trough or trough, process chip controls described electrical motor and rotates slower, and when the crest of current value is shorter to the interval time of crest to trough or trough, process chip controls described electrical motor and rotates more block.
The Electrical Bicycle of the present embodiment and control method thereof control the speed of advance of bicycle by bicycle pedal, Electrical Bicycle not only can be made to provide moving velocity faster for user, Electrical Bicycle can also be made to become fitness tool, contribute to the healthy of user.
Embodiment 2
The difference of the present embodiment and embodiment 1 is only:
See Fig. 2, described rotation sensor 15 comprises two groups of copper rings, 151, two wire frames, 153, two groups of brushes 154, current sensing means 155 and 3 groups of magnetic poles 156.
Described crank 12 one end connects axis 11, other end connecting pin pedal 121, and described crank 12 is driven by user's both legs and rotates, and the rotation of described crank 12 drives the rotation of axis 11.
Described wire frame includes two Metallic rod and connects the conductor of two Metallic rod one end, and 4 Metallic rod of two wire frames are in same plane and all perpendicular to described axis 11, and the angle between any two adjacent two Metallic rod is 90 degree.
The other end of two Metallic rod connects two copper rings in a group respectively, often organizes brush correspondence contact one group of copper ring, often organizes magnetic pole and comprises two relative magnetic poles, and described axis rotates for driving wire frame with the magnetic induction line making two magnetic poles in cuts in metallic pipe one group.
Described current sensing means is for detecting the current information of two groups of brushes and described current information being transferred to described process chip.
Described process chip 16 is rotated to drive described rear wheel 13 for controlling described electrical motor 14 according to described current information.
Described drag devices 17 comprises a friction lining and a friction head; described drag devices is located in described protective housing; described friction lining is sheathed on described axis; described friction head is located on the inside face of described screened housing, and described friction head contacts with described friction lining the rotation limiting described crank.
Specifically, each wire frame is fan-shaped, and the electric current gathered when two Metallic rod cut same magnetic induction line is respectively different, is judged the velocity of rotation of described crank 12 by the pace of change of electric current.Described three groups of magnetic poles are equidistantly arranged, and can obtain the velocity of rotation of crank by fast speed.
Embodiment 3
The Electrical Bicycle of the present embodiment is substantially the same manner as Example 1, and difference is only:
Described rotation sensor comprises a two-degrees-of freedom gyro device, describedly gyrostaticly outer be located in described crank, described gyrostatic inner ring is perpendicular to the axis of described axis, described gyroscope is for detecting the velocity of rotation of described crank, and described process chip is used for controlling described electrical motor according to described velocity of rotation and rotates to drive described rear wheel.
Although the foregoing describe the specific embodiment of the present invention, it will be understood by those of skill in the art that these are only casehistorys, protection scope of the present invention is defined by the appended claims.Those skilled in the art, under the prerequisite not deviating from principle of the present invention and essence, can make various changes or modifications to these embodiments, but these change and amendment all falls into protection scope of the present invention.
Claims (10)
1. an Electrical Bicycle, it comprises an axis, two cranks be connected with axis, the electrical motors of a rear wheel and for driving described rear wheel to rotate, and it is characterized in that, described Electrical Bicycle comprises a rotation sensor and a process chip,
Described rotation sensor is for detecting the velocity of rotation of described crank;
Described process chip is used for controlling described electrical motor according to described velocity of rotation and rotates to drive described rear wheel.
2. Electrical Bicycle as claimed in claim 1, it is characterized in that, described rotation sensor comprises one first copper ring, one second copper ring, one wire frame, two brushes, one current sensing means and two magnetic poles, described first copper ring, described second copper ring and described wire frame are sheathed on described axis successively, one end of described wire frame and the first copper ring conducting, the other end of described wire frame and described second copper ring conducting, two brushes contact with the second copper ring with the first copper ring respectively and are connected with described current sensing means, described axis rotates magnetic induction line to cut two relative described magnetic poles for driving described wire frame, described current sensing means is for the current information that detects between two brushes and described current information is transferred to described process chip, described process chip is used for controlling described electrical motor according to described current information and rotates to drive described rear wheel.
3. Electrical Bicycle as claimed in claim 1, it is characterized in that, described rotation sensor comprises two groups of copper rings, two wire frames, two groups of brushes, current sensing means and at least one group of magnetic pole, described wire frame includes two Metallic rod and connects the conductor of two Metallic rod one end, 4 Metallic rod of two wire frames are in same plane and all perpendicular to described axis, angle between any two adjacent two Metallic rod is 90 degree, the other end of two Metallic rod connects two copper rings in a group respectively, often organize brush correspondence contact one group of copper ring, often organize magnetic pole and comprise two relative magnetic poles, described axis rotates for driving wire frame with the magnetic induction line making two magnetic poles in cuts in metallic pipe one group, described current sensing means is for detecting the current information of two groups of brushes and described current information being transferred to described process chip, described process chip is used for controlling described electrical motor according to described current information and rotates to drive described rear wheel.
4. Electrical Bicycle as claimed in claim 2 or claim 3, it is characterized in that, described process chip is for obtaining current value in described current information and the relation of time, and control according to described relation the velocity of rotation that described electrical motor drives described rear wheel, when the crest of current value is longer to the interval time of crest to trough or trough, process chip controls described electrical motor and rotates slower, and when the crest of current value is shorter to the interval time of crest to trough or trough, process chip controls described electrical motor and rotates more block.
5. Electrical Bicycle as claimed in claim 1, it is characterized in that, described rotation sensor comprises a two degree of freedom gyro, describedly gyrostaticly outer be located in described crank, described gyrostatic inner ring is perpendicular to the axis of described axis, described gyroscope is for detecting the velocity of rotation of described crank, and described process chip is used for controlling described electrical motor according to described velocity of rotation and rotates to drive described rear wheel.
6. Electrical Bicycle as claimed in claim 1, it is characterized in that, described Electrical Bicycle also comprises a drag devices, the rotation of described drag devices by providing friction force to limit described crank.
7. Electrical Bicycle as claimed in claim 6, is characterized in that, described process chip is used for controlling according to described velocity of rotation the friction force that described drag devices puts on described crank, and the larger then described friction force of described velocity of rotation is larger.
8. Electrical Bicycle as claimed in claim 1, it is characterized in that, described Electrical Bicycle also comprises a governor handle and a change-over switch, and described change-over switch is for switching described Electrical Bicycle to utilizing governor handle to regulate motor speed or utilizing crank rolling velocity to regulate motor speed.
9. a control method for the Electrical Bicycle as described in claim 3 or 4, is characterized in that, described control method comprises:
Described rotation sensor is for detecting the velocity of rotation of described crank;
Described process chip is used for controlling described electrical motor according to described velocity of rotation and rotates to drive described rear wheel.
10. control method as claimed in claim 9, it is characterized in that, described control method also comprises:
Described process chip obtains current value in described current information and the relation of time, and control according to described relation the velocity of rotation that described electrical motor drives described rear wheel, when the crest of current value is longer to the interval time of crest to trough or trough, process chip controls described electrical motor and rotates slower, and when the crest of current value is shorter to the interval time of crest to trough or trough, process chip controls described electrical motor and rotates more block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510783699.8A CN105346664B (en) | 2015-11-16 | 2015-11-16 | Electric bicycle and its control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510783699.8A CN105346664B (en) | 2015-11-16 | 2015-11-16 | Electric bicycle and its control method |
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| Publication Number | Publication Date |
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| CN105346664A true CN105346664A (en) | 2016-02-24 |
| CN105346664B CN105346664B (en) | 2018-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510783699.8A Active CN105346664B (en) | 2015-11-16 | 2015-11-16 | Electric bicycle and its control method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106374600A (en) * | 2016-11-04 | 2017-02-01 | 上海青橙实业有限公司 | Bicycle-based mobile terminal charging device |
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| CN103085932A (en) * | 2013-02-07 | 2013-05-08 | 苏州八方电机科技有限公司 | Electric bicycle center shaft force moment sensing device |
| CN103879506A (en) * | 2014-02-11 | 2014-06-25 | 苏州工业园区同盛车业有限公司 | Center shaft torque sensing device of electric bicycle |
| US20140297070A1 (en) * | 2010-09-23 | 2014-10-02 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Method for measuring power in a bicycle |
| CN104163225A (en) * | 2014-08-27 | 2014-11-26 | 天津市弘塔科技有限公司 | Electric bicycle simulation torque assistance sensing control system and implementation method thereof |
| CN204056179U (en) * | 2014-10-24 | 2014-12-31 | 董小牧 | Bicycle electric boosting device |
| CN205150140U (en) * | 2015-11-16 | 2016-04-13 | 上海鼎讯电子有限公司 | Electric bike |
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2015
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| US20140297070A1 (en) * | 2010-09-23 | 2014-10-02 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Method for measuring power in a bicycle |
| CN102514676A (en) * | 2011-12-29 | 2012-06-27 | 苏州博菲利电动科技有限公司 | Electric bicycle transmission system with speed sensing device |
| CN103085932A (en) * | 2013-02-07 | 2013-05-08 | 苏州八方电机科技有限公司 | Electric bicycle center shaft force moment sensing device |
| CN103879506A (en) * | 2014-02-11 | 2014-06-25 | 苏州工业园区同盛车业有限公司 | Center shaft torque sensing device of electric bicycle |
| CN104163225A (en) * | 2014-08-27 | 2014-11-26 | 天津市弘塔科技有限公司 | Electric bicycle simulation torque assistance sensing control system and implementation method thereof |
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| CN106374600A (en) * | 2016-11-04 | 2017-02-01 | 上海青橙实业有限公司 | Bicycle-based mobile terminal charging device |
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| CN105346664B (en) | 2018-03-06 |
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