CN105730562A - Electric vehicle antitheft system and method - Google Patents

Electric vehicle antitheft system and method Download PDF

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Publication number
CN105730562A
CN105730562A CN201610094086.8A CN201610094086A CN105730562A CN 105730562 A CN105730562 A CN 105730562A CN 201610094086 A CN201610094086 A CN 201610094086A CN 105730562 A CN105730562 A CN 105730562A
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China
Prior art keywords
motor
module
theft
controller
signal
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CN201610094086.8A
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CN105730562B (en
Inventor
徐全来
李秀义
宋存柱
张军
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TIANJIN BYVIN SCIENCE & TECHNOLOGY CO., LTD.
Wuxi bidewen Power Technology Co., Ltd.
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SHANDONG BIDEWEN POWER TECHNOLOGY Co Ltd
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Publication of CN105730562A publication Critical patent/CN105730562A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62HCYCLE STANDS; SUPPORTS OR HOLDERS FOR PARKING OR STORING CYCLES; APPLIANCES PREVENTING OR INDICATING UNAUTHORIZED USE OR THEFT OF CYCLES; LOCKS INTEGRAL WITH CYCLES; DEVICES FOR LEARNING TO RIDE CYCLES
    • B62H5/00Appliances preventing or indicating unauthorised use or theft of cycles; Locks integral with cycles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62HCYCLE STANDS; SUPPORTS OR HOLDERS FOR PARKING OR STORING CYCLES; APPLIANCES PREVENTING OR INDICATING UNAUTHORIZED USE OR THEFT OF CYCLES; LOCKS INTEGRAL WITH CYCLES; DEVICES FOR LEARNING TO RIDE CYCLES
    • B62H5/00Appliances preventing or indicating unauthorised use or theft of cycles; Locks integral with cycles
    • B62H5/20Appliances preventing or indicating unauthorised use or theft of cycles; Locks integral with cycles indicating unauthorised use, e.g. acting on signalling devices

Abstract

The invention discloses an electric vehicle antitheft system and method. The electric vehicle antitheft system comprises a motor, a motor controller and an intelligent antitheft controller. The motor is provided with an A-phase rotation speed sensor, a B-phase rotation speed sensor and a C-phase rotation speed sensor. The motor controller comprises an auxiliary power module, a first CPU, an antitheft signal detection module, a motor locking module and a motor antitheft module. The intelligent antitheft controller comprises a power output module, a second CPU, a motor rotation signal detection module and a motor locking control output module. The first CPU and the second CPU are in communication connection through a communication line. The invention further discloses the electric vehicle antitheft method. By the adoption of the system and method, an antitheft effect is good, and the theft rate of an electric vehicle is greatly reduced.

Description

A kind of anti-theft system of electromotor car and a kind of electric vehicle anti-theft method
Technical field
The present invention relates to vehicle anti-theft technical field, specifically, relate to a kind of anti-theft system of electromotor car and a kind of electric vehicle anti-theft method.
Background technology
Electric motor car owing to speed is fast, light, need not manually to pedal etc. advantage be widely used in China.But electric motor car is deposited in house, is gone on a journey when stopping owing to its portability is easily stolen.User pins front-wheel or the trailing wheel of electric motor car when depositing electric motor car at home or trip is stopped typically via chain lock or mortise lock, this kind of antitheft mode reliability is not high, chain lock or mortise lock are easy to stolen personnel and open, and then electric motor car is stolen use or sells off.User is entangled with in the easily stolen problem of existing electric motor car, makes troubles to the use of user.
Summary of the invention
First to be solved by this invention technical problem is that: provide the anti-theft system of electromotor car of a kind of good anti-theft effect.
Second to be solved by this invention technical problem is that: provide a kind of electric vehicle anti-theft method of good anti-theft effect.
For solving above-mentioned first technical problem, the technical scheme is that
A kind of anti-theft system of electromotor car, including motor, electric machine controller and intelligent anti-theft controller, described motor is separately installed with A phase speed probe, B phase speed probe and C phase speed probe;
Described electric machine controller includes:
Auxiliary power module, for providing power supply to described electric machine controller;
First CPU element, described first CPU element electrically connects with described auxiliary power module;
Anti-theft signal detection module, the outfan of described anti-theft signal detection module electrically connects a signal input part of described first CPU element, and described anti-theft signal detection module is for detecting the anti-theft signal output signal of described intelligent anti-theft controller and passing to described first CPU element;
Lock motor module, described lock motor module includes that A phase locks motor module, B phase is locked motor module and locked motor module with C phase respectively, described A phase locks motor module, B phase is locked motor module and locked motor module with C phase and be electrically connected a signal output part of described first CPU element, and described lock motor module is for closing the driving power supply output of described motor;
Motor anti-theft module, described motor anti-theft module includes micro-control unit, the signal output part of described A phase speed probe, B phase signals of rotational speed sensor outfan and C phase signals of rotational speed sensor outfan are electrically connected to a signal input part of described micro-control unit after being connected in parallel, one signal output part of described micro-control unit is electrically connected to a signal input part of described first CPU element, and described motor anti-theft module is for detecting the operating condition of described motor;
Described intelligent anti-theft controller includes:
Power supply output module, is used for providing power supply, and the power output end of described power supply output module electrically connects the power input of described auxiliary power module;
Second CPU element, an outfan of described second CPU element electrically connects the control end of described power supply output module;
Bluetooth module, described bluetooth module and described second CPU element communication connection, described bluetooth module is connected with user's smart mobile phone radio communication;
Electric machine rotation signal detection module, the signal output part of described electric machine rotation signal detection module electrically connects the signal input part of described second CPU element;
The locked control output module of motor, the signal input part of described motor locked control output module electrically connects a signal output part of described second CPU element, and the signal output part of described motor locked control output module electrically connects the anti-theft signal detection module of described electric machine controller;
Described first CPU element and described second CPU element are communicated to connect by order wire.
Preferably, described A phase speed probe, B phase speed probe and C phase speed probe all adopt Hall element.
For solving above-mentioned second technical problem, the technical scheme is that
A kind of electric vehicle anti-theft method, comprises the following steps:
A, when user carries smart mobile phone near vehicle, the Bluetooth communication of starting hand-set, make the Bluetooth signal successful matching of user's smart mobile phone and intelligent anti-theft controller, armed state is released by the smart mobile phone authorization control intelligent anti-theft controller of user, intelligent anti-theft controller cuts out the output signal of the locked control output module of motor, the lock motor module of electric machine controller does not turn off the driving power supply output of motor, intelligent anti-theft controller is communicatively coupled by order wire and electric machine controller, making electric machine controller enter mode of operation, car owner's unlocking vehicle travels;
nullb、After user travels and arrives at parking,Make the Bluetooth signal successful matching of user's smart mobile phone and intelligent anti-theft controller,Armed state is entered by the smart mobile phone authorization control intelligent anti-theft controller of user,Now intelligent anti-theft controller can pass through the communication connection of order wire disconnection and electric machine controller,Electric machine controller is made to complete self-locking immediately,Close externally output and enter non-operating mode,The motor locked control output module output lock motor signal of intelligent anti-theft controller,After the lock motor module of electric machine controller receives the lock motor signal of intelligent anti-theft controller,Motor is made to enter off-position,Motor slowly slows down,By A phase speed probe、B phase speed probe and C phase speed probe detect when the speed of motor drops to below 10km/h,Electric machine controller can pass through to lock motor module by the phase line short circuit of motor,Motor is made to pin,Make electric motor car can not carry out front and back by external force to rotate,Namely can not carry out;
C, enter after armed state at intelligent anti-theft controller, when electric machine rotation signal detection module detects that the signal of vehicle wheel rotation or vibrations passes to intelligent anti-theft controller, the second CPU element output alarm signal.
After have employed technique scheme, the invention has the beneficial effects as follows:
The anti-theft system of electromotor car of the present invention and theft preventing method thereof, when user carries smart mobile phone near vehicle, the Bluetooth communication of starting hand-set, make the Bluetooth signal successful matching of user's smart mobile phone and intelligent anti-theft controller, armed state is released by the smart mobile phone authorization control intelligent anti-theft controller of user, intelligent anti-theft controller cuts out the output signal of the locked control output module of motor, the lock motor module of electric machine controller does not turn off the driving power supply output of motor, intelligent anti-theft controller is communicatively coupled by order wire and electric machine controller, electric machine controller is made to enter mode of operation, car owner's unlocking vehicle travels;nullAfter user travels and arrives at parking,Make the Bluetooth signal successful matching of user's smart mobile phone and intelligent anti-theft controller,Armed state is entered by the smart mobile phone authorization control intelligent anti-theft controller of user,Now intelligent anti-theft controller can pass through the communication connection of order wire disconnection and electric machine controller,Electric machine controller is made to complete self-locking immediately,Close externally output and enter non-operating mode,The motor locked control output module output lock motor signal of intelligent anti-theft controller,After the lock motor module of electric machine controller receives the lock motor signal of intelligent anti-theft controller,Motor is made to enter off-position,Motor slowly slows down,By A phase speed probe、B phase speed probe and C phase speed probe detect when the speed of motor drops to below 10km/h,Electric machine controller can pass through to lock motor module by the phase line short circuit of motor,Motor is made to pin,Make electric motor car can not carry out front and back by external force to rotate,Namely can not carry out,Achieve antitheft purpose;After intelligent anti-theft controller enters armed state, when electric machine rotation signal detection module detects that the signal of vehicle wheel rotation or vibrations passes to intelligent anti-theft controller, the second CPU element output alarm signal.Therefore, the anti-theft system of electromotor car of the present invention and electric vehicle anti-theft method, the smart mobile phone of oneself on band when if user gos out, just can carry out Bluetooth communication by the intelligent anti-theft controller of smart mobile phone Yu electric motor car, it is automatically performed and sets up defences and releasing is set up defences, convenient for users, have effectively achieved the antitheft purpose of electric motor car, reduce the loss by theft rate of electric motor car.And three big core component in electric motor car, namely after intelligent anti-theft controller, electric machine controller and motor enter armed state, can use after having to pass through owner's smart mobile phone mandate, robber cannot contact armed state, the three of electric motor car big core components cannot be split and be applied to other electric motor car use, improve robber and process the difficulty of theft vehicle, improve the probability that robber is caught, force robber will not steal the electric motor car of this structure again, greatly reduce the loss by theft rate of electric motor car.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is the theory diagram of the anti-theft system of electromotor car of the present invention;
Fig. 2 be the present invention anti-theft system of electromotor car in intelligent anti-theft controller, wiring diagram between electric machine controller and motor;
Fig. 3 is the circuit theory diagrams of the anti-theft system of electromotor car of the present invention;
In figure: 1, electric machine controller;11, auxiliary power module;12, the first CPU element;13, anti-theft signal detection module;14, lock motor module;15, motor anti-theft module;2, intelligent anti-theft controller;21, power supply output module;22, the second CPU element;23, bluetooth module;24, electric machine rotation signal detection module;25, the locked control output module of motor;3, motor;31, A phase speed probe;32, B phase speed probe;33, C phase speed probe.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the present invention, is not intended to limit the present invention.
With reference to Fig. 1, Fig. 2 and Fig. 3, the anti-theft system of electromotor car of the present invention, including motor 3, electric machine controller 1 and intelligent anti-theft controller 2, motor 3 is separately installed with A phase speed probe 31, B phase speed probe 32 and C phase speed probe 33, A phase speed probe 31, B phase speed probe 32 and C phase speed probe 33 and all adopts Hall element.
Electric machine controller 1 includes auxiliary power module the 11, first CPU element 12, anti-theft signal detection module 13, lock motor module 14 and motor anti-theft module 15.
Wherein, the first CPU element 12 electrically connects with auxiliary power module 11, and auxiliary power module 11 outwards exports+3.3V voltage and powers to the first CPU element 12 after switching on power.
Anti-theft signal detection module 13 is for detecting the anti-theft signal output signal of intelligent anti-theft controller 2 and passing to the first CPU element 12.From the anti-theft signal of intelligent anti-theft controller 2, eventually through the 20th pin exporting the first CPU element 12 after resistance R31.When the first CPU element 12 receives after the anti-theft signal of intelligent anti-theft controller 2, first CPU element 12 will enter self-locking pattern automatically by internal processes, after the first CPU element 12 receives the anti-theft signal unlocking signal of intelligent anti-theft controller 2, first CPU element 12 can exit self-locking pattern automatically by internal processes, namely all working enters normal operating conditions, does not otherwise work.
Lock motor module 14 includes that A phase locks motor module, B phase is locked motor module and locked motor module with C phase respectively, A phase locks motor module, B phase is locked motor module and locked motor module with C phase and be electrically connected a signal output part of the first CPU element 12, and lock motor module 14 is for closing the driving power supply output of motor 3.VDD in every motor module of lock mutually is all connected on the positive pole of battery of electric vehicle, and GND all connects the negative pole of battery of electric vehicle.The output of A end, the output of B end, C end export A, B, C phase line connecing motor respectively, power to motor.
Motor anti-theft module 15 includes micro-control unit U15, the signal output part of A phase speed probe 31, the signal output part of B phase speed probe 32 and the signal output part of C phase speed probe 33 are electrically connected to a signal input part of micro-control unit U15 after being connected in parallel, one signal output part of micro-control unit U15 is electrically connected to a signal input part of the first CPU element 12, Hall element H1, the VCC of H2 and H3 that on motor 3, three-phase is installed connect the whole ground connection of+5v, all VSS respectively.Micro-control unit U15 is communicated by GP5 and the first CPU element 12, and motor anti-theft module 15 for detecting the operating condition of motor 3 by Hall element H1, H2 and H3, and the operating condition of motor 3 is sent to the first CPU element 12.
First CPU element 12 is after the antitheft instruction receiving intelligent anti-theft controller 2 output, and the first CPU element 12 can be signaled to the GP5 of micro-control unit U15 while entering self-locking by internal processes by the 37th pin.Now, the mos pipe that micro-control unit U15 can be connected by GP4 pin, disconnect the ground wire to three Hall elements and connect, make three Hall elements all cannot work.
Intelligent anti-theft controller 2 includes power supply output module the 21, second CPU element 22, bluetooth module 23, electric machine rotation signal detection module 24 and the locked control output module 25 of motor.
Power supply output module 21 is used for providing power supply, for instance the power input of the power output end electrical connection auxiliary power module 11 of power supply output module 21, provides power supply to auxiliary power module 11.VDD in power supply output module 21 connects battery of electric vehicle positive polarity, and the line that relay R LY-48 realizes accessory power supply front-end module to the 4th pin of relay R LY-48 and the 5th pin powered respectively by disconnection and the adhesive of the normally opened contact K1 of relay R LY-48 is powered.Added with diode between first pin and second pin of relay R LY-48, the control end of an outfan electric connection of power supply output module 21 of the second CPU element 22.
Bluetooth module (does not show that in figure) and communicates to connect with the second CPU element 22, and bluetooth module is connected with user's smart mobile phone radio communication.
In the locked control output module 25 of motor, the 13rd pin of the second CPU element 22 is connected with audion Q1 by R12 resistance, and other two pins of audion Q1 connect both positive and negative polarity respectively, and positive pole is connected with anti-theft signal detection module 13 by resistance R16.
The signal output part of electric machine rotation signal detection module 24 electrically connects the signal input part of the second CPU element 22.After intelligent anti-theft controller 2, electric machine controller 1, motor 3 enter anti-theft state, no matter electric machine rotation signal detection module 24 detects phase place change or the vibration signal of motor 3, the lower pipe that first CPU element 12 all can pass through to close A, B, C is locked by motor, when after pipe Close All under A, B, C, motor can not rotate, no matter front and back all can not rotate, it is achieved lock electric motors function.
First CPU element 12 and the second CPU element 22 are communicated to connect by order wire.
The invention also discloses a kind of electric vehicle anti-theft method, comprise the following steps:
A, when user carries smart mobile phone near vehicle, the Bluetooth communication of starting hand-set, make the Bluetooth signal successful matching of user's smart mobile phone and intelligent anti-theft controller, armed state is released by the smart mobile phone authorization control intelligent anti-theft controller of user, intelligent anti-theft controller cuts out the output signal of the locked control output module of motor, the lock motor module of electric machine controller does not turn off the driving power supply output of motor, intelligent anti-theft controller is communicatively coupled by order wire and electric machine controller, making electric machine controller enter mode of operation, car owner's unlocking vehicle travels;
nullb、After user travels and arrives at parking,Make the Bluetooth signal successful matching of user's smart mobile phone and intelligent anti-theft controller,Armed state is entered by the smart mobile phone authorization control intelligent anti-theft controller of user,Now intelligent anti-theft controller can pass through the communication connection of order wire disconnection and electric machine controller,Electric machine controller is made to complete self-locking immediately,Close externally output and enter non-operating mode,The motor locked control output module output lock motor signal of intelligent anti-theft controller,After the lock motor module of electric machine controller receives the lock motor signal of intelligent anti-theft controller,Motor is made to enter off-position,Motor slowly slows down,By A phase speed probe、B phase speed probe and C phase speed probe detect when the speed of motor drops to below 10km/h,Electric machine controller can pass through to lock motor module by the phase line short circuit of motor,Motor is made to pin,Make electric motor car can not carry out front and back by external force to rotate,Namely can not carry out;
C, enter after armed state at intelligent anti-theft controller, when electric machine rotation signal detection module detects that the signal of vehicle wheel rotation or vibrations passes to intelligent anti-theft controller, the second CPU element output alarm signal.
The anti-theft system of electromotor car of the present invention and theft preventing method, the smart mobile phone of oneself on band when if user gos out, just can carry out Bluetooth communication by the intelligent anti-theft controller of smart mobile phone Yu electric motor car, it is automatically performed and sets up defences and releasing is set up defences, convenient for users, have effectively achieved the antitheft purpose of electric motor car, reduce the loss by theft rate of electric motor car.And three big core component in electric motor car, namely after intelligent anti-theft controller, electric machine controller and motor enter armed state, can use after having to pass through owner's smart mobile phone mandate, robber cannot contact armed state, the three of electric motor car big core components cannot be split and be applied to other electric motor car use, improve robber and process the difficulty of theft vehicle, improve the probability that robber is caught, force robber will not steal the electric motor car of this structure again, greatly reduce the loss by theft rate of electric motor car.
The above is the citing of best mode for carrying out the invention, and the part wherein do not addressed in detail is the known general knowledge of those of ordinary skill in the art.Protection scope of the present invention is as the criterion with the content of claim, and the equivalent transformation that any technology based on the present invention is enlightened and carried out, also within protection scope of the present invention.

Claims (3)

1. an anti-theft system of electromotor car, it is characterised in that include motor, electric machine controller and intelligent anti-theft controller, described motor is separately installed with A phase speed probe, B phase speed probe and C phase speed probe;
Described electric machine controller includes:
Auxiliary power module, for providing power supply to described electric machine controller;
First CPU element, described first CPU element electrically connects with described auxiliary power module;
Anti-theft signal detection module, the outfan of described anti-theft signal detection module electrically connects a signal input part of described first CPU element, and described anti-theft signal detection module is for detecting the anti-theft signal output signal of described intelligent anti-theft controller and passing to described first CPU element;
Lock motor module, described lock motor module includes that A phase locks motor module, B phase is locked motor module and locked motor module with C phase respectively, described A phase locks motor module, B phase is locked motor module and locked motor module with C phase and be electrically connected a signal output part of described first CPU element, and described lock motor module is for closing the driving power supply output of described motor;
Motor anti-theft module, described motor anti-theft module includes micro-control unit, the signal output part of described A phase speed probe, B phase signals of rotational speed sensor outfan and C phase signals of rotational speed sensor outfan are electrically connected to a signal input part of described micro-control unit after being connected in parallel, one signal output part of described micro-control unit is electrically connected to a signal input part of described first CPU element, and described motor anti-theft module is for detecting the operating condition of described motor;
Described intelligent anti-theft controller includes:
Power supply output module, is used for providing power supply, and the power output end of described power supply output module electrically connects the power input of described auxiliary power module;
Second CPU element, an outfan of described second CPU element electrically connects the control end of described power supply output module;
Bluetooth module, described bluetooth module and described second CPU element communication connection, described bluetooth module is connected with user's smart mobile phone radio communication;
Electric machine rotation signal detection module, the signal output part of described electric machine rotation signal detection module electrically connects the signal input part of described second CPU element;
The locked control output module of motor, the signal input part of described motor locked control output module electrically connects a signal output part of described second CPU element, and the signal output part of described motor locked control output module electrically connects the anti-theft signal detection module of described electric machine controller;
Described first CPU element and described second CPU element are communicated to connect by order wire.
2. anti-theft system of electromotor car as claimed in claim 1, it is characterised in that described A phase speed probe, B phase speed probe and C phase speed probe all adopt Hall element.
3. the electric vehicle anti-theft method of the anti-theft system of electromotor car applied described in claim 1, it is characterised in that comprise the following steps:
A, when user carries smart mobile phone near vehicle, the Bluetooth communication of starting hand-set, make the Bluetooth signal successful matching of user's smart mobile phone and intelligent anti-theft controller, armed state is released by the smart mobile phone authorization control intelligent anti-theft controller of user, intelligent anti-theft controller cuts out the output signal of the locked control output module of motor, the lock motor module of electric machine controller does not turn off the driving power supply output of motor, intelligent anti-theft controller is communicatively coupled by order wire and electric machine controller, making electric machine controller enter mode of operation, car owner's unlocking vehicle travels;
nullb、After user travels and arrives at parking,Make the Bluetooth signal successful matching of user's smart mobile phone and intelligent anti-theft controller,Armed state is entered by the smart mobile phone authorization control intelligent anti-theft controller of user,Now intelligent anti-theft controller can pass through the communication connection of order wire disconnection and electric machine controller,Electric machine controller is made to complete self-locking immediately,Close externally output and enter non-operating mode,The motor locked control output module output lock motor signal of intelligent anti-theft controller,After the lock motor module of electric machine controller receives the lock motor signal of intelligent anti-theft controller,Motor is made to enter off-position,Motor slowly slows down,By A phase speed probe、B phase speed probe and C phase speed probe detect when the speed of motor drops to below 10km/h,Electric machine controller can pass through to lock motor module by the phase line short circuit of motor,Motor is made to pin,Make electric motor car can not carry out front and back by external force to rotate,Namely can not carry out;
C, enter after armed state at intelligent anti-theft controller, when electric machine rotation signal detection module detects that the signal of vehicle wheel rotation or vibrations passes to intelligent anti-theft controller, the second CPU element output alarm signal.
CN201610094086.8A 2016-02-19 2016-02-19 A kind of anti-theft system of electromotor car and a kind of electric vehicle anti-theft method Active CN105730562B (en)

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CN108820085A (en) * 2018-06-28 2018-11-16 安徽天瑞电子科技有限公司 A kind of alarming system of electric car and alarm method
CN112550528A (en) * 2020-11-23 2021-03-26 江苏科技大学 Anti-theft control device and control method for electric tricycle

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