CN203957905U - Intelligent double-control type Electrical Bicycle - Google Patents
Intelligent double-control type Electrical Bicycle Download PDFInfo
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- CN203957905U CN203957905U CN201420263489.7U CN201420263489U CN203957905U CN 203957905 U CN203957905 U CN 203957905U CN 201420263489 U CN201420263489 U CN 201420263489U CN 203957905 U CN203957905 U CN 203957905U
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- 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
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Abstract
The utility model belongs to automation field; relate in particular to a kind of intelligent double-control type Electrical Bicycle; comprise that voltage-stabilized power supply circuit, battery discharging indicating circuit, battery overdischarge protective circuit, PWM produce circuit, motor-drive circuit, motor overcurrent protection circuit, braking protective circuit; described PWM produces circuit and comprises a controller chip U1; a pressure pedal L; a potential device VR2; two 12V supply hubs; three capacitor C 4, C9, C10, eight resistance R 3, R7, R31, R8, R9, R10, R11, R12.The utility model circuit design structure, not only reduced noise, also improved the mildness of speed limit reflecting time, drag.
Description
Technical field
The utility model belongs to automation field, relates in particular to a kind of intelligent double-control type Electrical Bicycle.
Background technology
At present, Electrical Bicycle is generally popular in countries in the world as a kind of green traffic instrument, has the advantages such as simple to operate, riding safety, the saving energy, noise be low, pollution-free.The speed control system of the Electrical Bicycle of prior art adopts manual control mode more, under the substantially invariable condition of cell pressure, adopt the method for zero start mode, discontinuous power supply, change the aviation value of motor power supply voltage, control the size of motor speed, electric current, the running of motor is met control to require to realize braking power down function, realize the smooth braking of car load.It has simple in structure, reasonable in design, start rapidly, brake the advantages such as rapid.When the actual use of Electrical Bicycle of this mode, there are a lot of problems:
1, zero start mode easily occurs that battery-driven car accelerates suddenly to scurry out, and bicyclist is thrown away outside car, has safety hazard; And instantaneous acceleration is very large on the impact in service life of battery.
2, when road conditions are poor, the stream of people is when dense, manually controls comfort feature, the safety of travelling poor, long-time manually control to travel also easily make people occur sense of fatigue.
3, travel while exceeding setting speed value when the speed of a motor vehicle, there is hysteresis phenomenon in the pwm control signal that controller sends, bicyclist is normally travelled and have potential safety hazard.
Summary of the invention
The utility model provides a kind of intelligent double-control type Electrical Bicycle, and to solve, the startup driving, the mode that in above-mentioned background technology, propose are single, speed limit problem not in time.
The technical matters that the utility model solves realizes by the following technical solutions: the utility model provides a kind of intelligent double-control type Electrical Bicycle, comprise voltage-stabilized power supply circuit, battery discharging indicating circuit, battery overdischarge protective circuit, PWM produces circuit, motor-drive circuit, motor overcurrent protection circuit, braking protective circuit, described voltage-stabilized power supply circuit comprises a 36V power supply, a K switch EY1, a zener diode V3, an aerotron Q3, a potential device VR6, a 12V supply hub, two capacitor C 5, C7, four resistance R 4, R5, R25, R26, described 36V power supply one end ground connection, another termination K switch EY1, the other end of described K switch EY1 is connecting resistance R5 and R26 respectively, the collecting electrode connecting resistance R5 of described aerotron Q3, base stage connects respectively capacitor C 5 and zener diode V3 negative pole, the other end of described capacitor C 5 and zener diode V3 is ground connection respectively, described resistance R 4 and potential device VR6 series connection one end connecting triode Q3 emitter, the other end is contact resistance R25 and zener diode V3 positive pole respectively, described resistance R 25 other end ground connection, described aerotron Q3 emitter is also connected to capacitor C 7 and 12V supply hub, described battery discharging indicating circuit comprises a 12V supply hub, two capacitor C 6, C12, three op amp U2-B, U2-C, U3-D, 4 LEDs 1, LED2, LED3, LED4, four potential device VR1, VR2, VR3, VR5, six resistance R 16, R17, R18, R33, R21, R22, R23, R24, described capacitor C 6 one end ground connection, the other end connects respectively capacitor C 7 and resistance R 24, described potential device VR1, VR2, VR3, the VR5 terminating resistor R24 that connects with resistance R 21, other end ground connection, described capacitor C 12 one end ground connection, the other end meets respectively op amp U2-B, U2-C, the input end in the same way of U3-D, the reverse input end of described op amp U2-B meets potential device VR1, the reverse input end of described op amp U2-C meets potential device VR2, and the reverse input end of described op amp U2-D meets potential device VR3, in the same way input end connecting resistance R22 respectively, R23, described resistance R 22 other end ground connection, described resistance R 23 another termination K switch EY1, described LED 4 one end ground connection of connecting with resistance R 33, another termination 12V supply hub, described LED 3 one end ground connection of connecting with resistance R 18, the mouth of another termination op amp U2-B, described LED 2 one end ground connection of connecting with resistance R 17, the mouth of another termination op amp U2-C, described LED 1 one end ground connection of connecting with resistance R 16, the mouth of another termination op amp U2-D, described battery overdischarge protective circuit comprises an op amp U2-A, a LED 5, an aerotron Q5, two 12V supply hubs, five resistance R 19, R27, R28, R29, R31, the capacitor C of input termination in the same way 12 of described op amp U2-A, reverse input end connects respectively potential device VR5 and resistance R 19, the described LED 5 respectively mouth of connecting resistance R19 and op amp U2-A of one end of connecting with resistance R 31, the emitter of another termination aerotron Q5, described resistance R 27 1 terminating resistor R19, the base stage of other end difference connecting resistance R28 and aerotron Q5, described resistance R 28 another termination 12V supply hubs, the collecting electrode connecting resistance R29 of described aerotron Q5, described PWM produces circuit and comprises a controller chip U1, a pressure pedal L, a potential device VR2, two 12V supply hubs, three capacitor C 4, C9, C10, eight resistance R 3, R7, R31, R8, R9, R10, R11, R12,12 pin of described controller chip U1 connect 12V supply hub, and 11 pin of described controller chip U1 meet pressure pedal L, 6 pin of described resistance R 3 one termination controller chip U1, the other end meets respectively 9 of controller chip U1, 10, 13 pin, 5 pin of described capacitor C 4 one termination controller chip U1, other end ground connection, the described resistance R 10 termination 12V supply hub of connecting with potential device VR2, other end ground connection, sliding end connecting resistance R11, the other end of described resistance R 11 is connecting resistance R12 respectively, resistance R 9, capacitor C 10, the other end ground connection of described capacitor C 10,3 pin of another termination controller chip U1 of described resistance R 9, described resistance R 8 one end connect respectively 14 pin of capacitor C 9 and controller chip U1,1 pin of other end difference connecting resistance R31 and controller chip U1, described capacitor C 9 other end ground connection, described resistance R 31 other ends connect respectively 15 pin and the resistance R 7 of controller chip U1, described resistance R 7 other end ground connection, described motor-drive circuit comprises a motor M, an inductance L 1, a 12V supply hub, two diode D1, D2, three resistance R 1, R2, R6, three capacitor C 1, C2, C3, the base stage of described resistance R 6 ends difference connecting resistance R1 and aerotron Q1, 12 pin of another termination control chip U1 of described resistance R 1, the emitter of described aerotron Q1 connects 12V supply hub, collecting electrode connects respectively diode D2 positive pole, resistance R 2, the base stage of aerotron Q1, the collecting electrode of described resistance R 2 and aerotron Q1 is ground connection respectively, described diode D2 negative pole connects the base stage of aerotron Q4, connect with the inductance L 1 again collecting electrode of a termination aerotron Q4 of described diode D1 and motor M parallel connection, another termination capacitor C 3, described capacitor C 1 one termination inductance L 1, other end ground connection, described capacitor C 2 one termination inductance L 1, other end ground connection, described motor overcurrent protection circuit comprises two capacitor C 13, C14, two resistance R 14, R30, the emitter of described aerotron Q4 is connecting resistance R14 and R30 respectively, and the other end of described resistance R 14 meets respectively capacitor C 13, C14, and the other end of described capacitor C 13, C14 and resistance R 30 is ground connection respectively, described braking protective circuit comprises a K switch EY2, a Hall speed handle H, a positive 5V supply hub, two resistance R 13, R15, two capacitor C 11, C8, a described C11 termination K switch EY2 in parallel with R15, the other end is ground connection and capacitor C 8 respectively, described Hall speed handle H one end ground connection, a terminating resistor R13, the other end meets respectively positive 5V power supply and K switch EY2.
The beneficial effects of the utility model are:
1, the control chip U1 of this project includes CPLD module, and flexible configuration can reduce peripheral components, and chip internal can complete most of common function, has greatly reduced fault rate.
2, the control chip U1 of this project is connected to Hall speed handle H and pressure pedal L, there are the foot-operated two kinds of modes of controlling and manually control, foot-operated control according to the size of rider's pedal force (speed speed), provide the motor M power of corresponding proportion, realize and in riding, be aided with power, allowed rider feel lighter; While manually control, handgrip forwards a certain position to and maintains 8 seconds and enter and cruise, and stablizes moving velocity, without handle control, freely travels.
3, the motor M of this project can weak-magnetic speed-regulating reaches the speed limit object of travelling, and Maximum speed limit can reach 1.25 times of motor M command speed, moving velocity is controlled in 20km/h, has greatly reduced the too high and accident problem that occurs of speed.
4, the brake of this project adopts the braking of flexible EABS system regeneration, has avoided noise that traditional mechanical brake power-down mode brings and to motor M concussion damage, and that the speed of a motor vehicle is braked is sooner rapider.
5, the circuit layout of this project is reasonable, has super-silent property, and in startup and through running process, noise is extremely low, has greatly surmounted traditional brushless controller, reduces motor M vibration, effectively extends the life-span of motor M.
Brief description of the drawings
Fig. 1 is schematic circuit diagram of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described further:
Embodiment:
In Fig. 1, the present embodiment comprises voltage-stabilized power supply circuit, battery discharging indicating circuit, battery overdischarge protective circuit, PWM produces circuit, motor-drive circuit, motor overcurrent protection circuit, braking protective circuit, described voltage-stabilized power supply circuit comprises a 36V power supply, a K switch EY1, a zener diode V3, an aerotron Q3, a potential device VR6, a 12V supply hub, two capacitor C 5, C7, four resistance R 4, R5, R25, R26, described 36V power supply one end ground connection, another termination K switch EY1, the other end of described K switch EY1 is connecting resistance R5 and R26 respectively, the collecting electrode connecting resistance R5 of described aerotron Q3, base stage connects respectively capacitor C 5 and zener diode V3 negative pole, the other end of described capacitor C 5 and zener diode V3 is ground connection respectively, described resistance R 4 and potential device VR6 series connection one end connecting triode Q3 emitter, the other end is contact resistance R25 and zener diode V3 positive pole respectively, described resistance R 25 other end ground connection, described aerotron Q3 emitter is also connected to capacitor C 7 and 12V supply hub, described battery discharging indicating circuit comprises a 12V supply hub, two capacitor C 6, C12, three op amp U2-B, U2-C, U3-D, 4 LEDs 1, LED2, LED3, LED4, four potential device VR1, VR2, VR3, VR5, six resistance R 16, R17, R18, R33, R21, R22, R23, R24, described capacitor C 6 one end ground connection, the other end connects respectively capacitor C 7 and resistance R 24, described potential device VR1, VR2, VR3, the VR5 terminating resistor R24 that connects with resistance R 21, other end ground connection, described capacitor C 12 one end ground connection, the other end meets respectively op amp U2-B, U2-C, the input end in the same way of U3-D, the reverse input end of described op amp U2-B meets potential device VR1, the reverse input end of described op amp U2-C meets potential device VR2, and the reverse input end of described op amp U2-D meets potential device VR3, in the same way input end connecting resistance R22 respectively, R23, described resistance R 22 other end ground connection, described resistance R 23 another termination K switch EY1, described LED 4 one end ground connection of connecting with resistance R 33, another termination 12V supply hub, described LED 3 one end ground connection of connecting with resistance R 18, the mouth of another termination op amp U2-B, described LED 2 one end ground connection of connecting with resistance R 17, the mouth of another termination op amp U2-C, described LED 1 one end ground connection of connecting with resistance R 16, the mouth of another termination op amp U2-D, described battery overdischarge protective circuit comprises an op amp U2-A, a LED 5, an aerotron Q5, two 12V supply hubs, five resistance R 19, R27, R28, R29, R31, the capacitor C of input termination in the same way 12 of described op amp U2-A, reverse input end connects respectively potential device VR5 and resistance R 19, the described LED 5 respectively mouth of connecting resistance R19 and op amp U2-A of one end of connecting with resistance R 31, the emitter of another termination aerotron Q5, described resistance R 27 1 terminating resistor R19, the base stage of other end difference connecting resistance R28 and aerotron Q5, described resistance R 28 another termination 12V supply hubs, the collecting electrode connecting resistance R29 of described aerotron Q5, described PWM produces circuit and comprises a controller chip U1, a pressure pedal L, a potential device VR2, two 12V supply hubs, three capacitor C 4, C9, C10, eight resistance R 3, R7, R31, R8, R9, R10, R11, R12,12 pin of described controller chip U1 connect 12V supply hub, and 11 pin of described controller chip U1 meet pressure pedal L, 6 pin of described resistance R 3 one termination controller chip U1, the other end meets respectively 9 of controller chip U1, 10, 13 pin, 5 pin of described capacitor C 4 one termination controller chip U1, other end ground connection, the described resistance R 10 termination 12V supply hub of connecting with potential device VR2, other end ground connection, sliding end connecting resistance R11, the other end of described resistance R 11 is connecting resistance R12 respectively, resistance R 9, capacitor C 10, the other end ground connection of described capacitor C 10,3 pin of another termination controller chip U1 of described resistance R 9, described resistance R 8 one end connect respectively 14 pin of capacitor C 9 and controller chip U1,1 pin of other end difference connecting resistance R31 and controller chip U1, described capacitor C 9 other end ground connection, described resistance R 31 other ends connect respectively 15 pin and the resistance R 7 of controller chip U1, described resistance R 7 other end ground connection, described motor-drive circuit comprises a motor M, an inductance L 1, a 12V supply hub, two diode D1, D2, three resistance R 1, R2, R6, three capacitor C 1, C2, C3, the base stage of described resistance R 6 ends difference connecting resistance R1 and aerotron Q1, 12 pin of another termination control chip U1 of described resistance R 1, the emitter of described aerotron Q1 connects 12V supply hub, collecting electrode connects respectively diode D2 positive pole, resistance R 2, the base stage of aerotron Q1, the collecting electrode of described resistance R 2 and aerotron Q1 is ground connection respectively, described diode D2 negative pole connects the base stage of aerotron Q4, connect with the inductance L 1 again collecting electrode of a termination aerotron Q4 of described diode D1 and motor M parallel connection, another termination capacitor C 3, described capacitor C 1 one termination inductance L 1, other end ground connection, described capacitor C 2 one termination inductance L 1, other end ground connection, described motor overcurrent protection circuit comprises two capacitor C 13, C14, two resistance R 14, R30, the emitter of described aerotron Q4 is connecting resistance R14 and R30 respectively, and the other end of described resistance R 14 meets respectively capacitor C 13, C14, and the other end of described capacitor C 13, C14 and resistance R 30 is ground connection respectively, described braking protective circuit comprises a K switch EY2, a Hall speed handle H, a positive 5V supply hub, two resistance R 13, R15, two capacitor C 11, C8, a described C11 termination K switch EY2 in parallel with R15, the other end is ground connection and capacitor C 8 respectively, described Hall speed handle H one end ground connection, a terminating resistor R13, the other end meets respectively positive 5V power supply and K switch EY2.
36V storage battery is obtain+12V voltage after series voltage stabilizing, regulator potentiometer VR6 calibration, to control circuit power supply, battery tension is added to each comparator through resistance R 23 and R22 dividing potential drop and holds in the same way, when voltage is 38V, regulator potentiometer VR1, extinguishes LED 3, when voltage is 35V, regulator potentiometer VR2, extinguishes LED 2, when voltage is 33V, regulator potentiometer VR3, extinguishes LED 1, when voltage is 31V, regulator potentiometer VR5, lights LED 5, and now 4 pin of controller chip U1 should be 5V high level, and system enters battery under-voltage protection state, Hall speed handle H is by unclamping while screwing, the voltage of exportable 4V-1V, 2 pin and 1 pin that this voltage is added to controller chip U1 carry out voltage ratio, 8 pin of controller chip U1 obtain the output of PWM width-modulation pulse and oppositely amplify and drive triode Q2 through aerotron Q1, the 2 pin voltages of controller chip U1 are got over the end, the low level part of the pwm pulse of the 8 pin outputs of controller chip U1 is wider, the longer motor speed of triode Q2 ON time is faster, the speed of battery-driven car is faster, potential device VR2 regulates for zero-speed, when regulator potentiometer VR2 unclamps handle, motor stalling is after a bit, in the time of drag, KEY2 connection 5V voltage is added to dead band control end 4 pin of controller chip U1, force the inner widened pulse delivery pipe cut-off of controller chip U1, and then make triode Q1, Q2 cut-off, motor shuts down, implement braking protection.
Above an embodiment of the present utility model is had been described in detail, but described content is only preferred embodiment of the present utility model, can not be considered to for limiting practical range of the present utility model.All equalization variation and improvement etc. of doing according to the utility model application range, within all should still belonging to patent covering scope of the present utility model.
Claims (1)
1. an intelligent double-control type Electrical Bicycle, it is characterized in that: comprise voltage-stabilized power supply circuit, battery discharging indicating circuit, battery overdischarge protective circuit, PWM produces circuit, motor-drive circuit, motor overcurrent protection circuit, braking protective circuit, described voltage-stabilized power supply circuit comprises a 36V power supply, a K switch EY1, a zener diode V3, an aerotron Q3, a potential device VR6, a 12V supply hub, two capacitor C 5, C7, four resistance R 4, R5, R25, R26, described 36V power supply one end ground connection, another termination K switch EY1, the other end of described K switch EY1 is connecting resistance R5 and R26 respectively, the collecting electrode connecting resistance R5 of described aerotron Q3, base stage connects respectively capacitor C 5 and zener diode V3 negative pole, the other end of described capacitor C 5 and zener diode V3 is ground connection respectively, described resistance R 4 and potential device VR6 series connection one end connecting triode Q3 emitter, the other end is contact resistance R25 and zener diode V3 positive pole respectively, described resistance R 25 other end ground connection, described aerotron Q3 emitter is also connected to capacitor C 7 and 12V supply hub, described battery discharging indicating circuit comprises a 12V supply hub, two capacitor C 6, C12, three op amp U2-B, U2-C, U3-D, 4 LEDs 1, LED2, LED3, LED4, four potential device VR1, VR2, VR3, VR5, six resistance R 16, R17, R18, R33, R21, R22, R23, R24, described capacitor C 6 one end ground connection, the other end connects respectively capacitor C 7 and resistance R 24, described potential device VR1, VR2, VR3, the VR5 terminating resistor R24 that connects with resistance R 21, other end ground connection, described capacitor C 12 one end ground connection, the other end meets respectively op amp U2-B, U2-C, the input end in the same way of U3-D, the reverse input end of described op amp U2-B meets potential device VR1, the reverse input end of described op amp U2-C meets potential device VR2, and the reverse input end of described op amp U2-D meets potential device VR3, in the same way input end connecting resistance R22 respectively, R23, described resistance R 22 other end ground connection, described resistance R 23 another termination K switch EY1, described LED 4 one end ground connection of connecting with resistance R 33, another termination 12V supply hub, described LED 3 one end ground connection of connecting with resistance R 18, the mouth of another termination op amp U2-B, described LED 2 one end ground connection of connecting with resistance R 17, the mouth of another termination op amp U2-C, described LED 1 one end ground connection of connecting with resistance R 16, the mouth of another termination op amp U2-D, described battery overdischarge protective circuit comprises an op amp U2-A, a LED 5, an aerotron Q5, two 12V supply hubs, five resistance R 19, R27, R28, R29, R31, the capacitor C of input termination in the same way 12 of described op amp U2-A, reverse input end connects respectively potential device VR5 and resistance R 19, the described LED 5 respectively mouth of connecting resistance R19 and op amp U2-A of one end of connecting with resistance R 31, the emitter of another termination aerotron Q5, described resistance R 27 1 terminating resistor R19, the base stage of other end difference connecting resistance R28 and aerotron Q5, described resistance R 28 another termination 12V supply hubs, the collecting electrode connecting resistance R29 of described aerotron Q5, described PWM produces circuit and comprises a controller chip U1, a pressure pedal L, a potential device VR2, two 12V supply hubs, three capacitor C 4, C9, C10, eight resistance R 3, R7, R31, R8, R9, R10, R11, R12,12 pin of described controller chip U1 connect 12V supply hub, and 11 pin of described controller chip U1 meet pressure pedal L, 6 pin of described resistance R 3 one termination controller chip U1, the other end meets respectively 9 of controller chip U1, 10, 13 pin, 5 pin of described capacitor C 4 one termination controller chip U1, other end ground connection, the described resistance R 10 termination 12V supply hub of connecting with potential device VR2, other end ground connection, sliding end connecting resistance R11, the other end of described resistance R 11 is connecting resistance R12 respectively, resistance R 9, capacitor C 10, the other end ground connection of described capacitor C 10,3 pin of another termination controller chip U1 of described resistance R 9, described resistance R 8 one end connect respectively 14 pin of capacitor C 9 and controller chip U1,1 pin of other end difference connecting resistance R31 and controller chip U1, described capacitor C 9 other end ground connection, described resistance R 31 other ends connect respectively 15 pin and the resistance R 7 of controller chip U1, described resistance R 7 other end ground connection, described motor-drive circuit comprises a motor M, an inductance L 1, a 12V supply hub, two diode D1, D2, three resistance R 1, R2, R6, three capacitor C 1, C2, C3, the base stage of described resistance R 6 ends difference connecting resistance R1 and aerotron Q1, 12 pin of another termination control chip U1 of described resistance R 1, the emitter of described aerotron Q1 connects 12V supply hub, collecting electrode connects respectively diode D2 positive pole, resistance R 2, the base stage of aerotron Q1, the collecting electrode of described resistance R 2 and aerotron Q1 is ground connection respectively, described diode D2 negative pole connects the base stage of aerotron Q4, connect with the inductance L 1 again collecting electrode of a termination aerotron Q4 of described diode D1 and motor M parallel connection, another termination capacitor C 3, described capacitor C 1 one termination inductance L 1, other end ground connection, described capacitor C 2 one termination inductance L 1, other end ground connection, described motor overcurrent protection circuit comprises two capacitor C 13, C14, two resistance R 14, R30, the emitter of described aerotron Q4 is connecting resistance R14 and R30 respectively, and the other end of described resistance R 14 meets respectively capacitor C 13, C14, and the other end of described capacitor C 13, C14 and resistance R 30 is ground connection respectively, described braking protective circuit comprises a K switch EY2, a Hall speed handle H, a positive 5V supply hub, two resistance R 13, R15, two capacitor C 11, C8, a described C11 termination K switch EY2 in parallel with R15, the other end is ground connection and capacitor C 8 respectively, described Hall speed handle H one end ground connection, a terminating resistor R13, the other end meets respectively positive 5V power supply and K switch EY2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420263489.7U CN203957905U (en) | 2014-05-22 | 2014-05-22 | Intelligent double-control type Electrical Bicycle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420263489.7U CN203957905U (en) | 2014-05-22 | 2014-05-22 | Intelligent double-control type Electrical Bicycle |
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| CN203957905U true CN203957905U (en) | 2014-11-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104890620A (en) * | 2015-06-18 | 2015-09-09 | 徐州云意科技发展有限公司 | Electric vehicle controller with internal antitheft function |
-
2014
- 2014-05-22 CN CN201420263489.7U patent/CN203957905U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104890620A (en) * | 2015-06-18 | 2015-09-09 | 徐州云意科技发展有限公司 | Electric vehicle controller with internal antitheft function |
| CN104890620B (en) * | 2015-06-18 | 2017-03-01 | 徐州云意科技发展有限公司 | A kind of interior anti-theft electric vehicle controller |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20160522 |
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| CF01 | Termination of patent right due to non-payment of annual fee |