CN104890620B - A kind of interior anti-theft electric vehicle controller - Google Patents
A kind of interior anti-theft electric vehicle controller Download PDFInfo
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- CN104890620B CN104890620B CN201510339303.0A CN201510339303A CN104890620B CN 104890620 B CN104890620 B CN 104890620B CN 201510339303 A CN201510339303 A CN 201510339303A CN 104890620 B CN104890620 B CN 104890620B
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/01—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens
- B60R25/04—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the propulsion system, e.g. engine or drive motor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/10—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device
- B60R25/104—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device characterised by the type of theft warning signal, e.g. visual or audible signals with special characteristics
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lock And Its Accessories (AREA)
- Burglar Alarm Systems (AREA)
Abstract
The invention discloses a kind of interior anti-theft electric vehicle controller, newly add an anti-theft circuit in this controller, the core of this anti-theft feature is a critical voltage value comparison circuit.Wherein one tunnel input of comparator is connected by circuit phase line any one with motor, another road and tapered end key connection establishment reference potential, input terminal voltage is different, output voltage also can change, and the outfan of comparator is attached by the chip of circuit and controller, chip reaches the anti-theft feature of electric motor car by drive circuit after receiving signal.Antitheft problem can fundamentally be solved, it is inoperative for this anti-theft modes that existing lock cracks means, cannot unlock electric motor car as long as no car key.And the electric motor car of anti-theft controller, it is not necessary to external alarm again, can greatly save the cost of electric motor car in installing.
Description
Technical field
The present invention relates to a kind of controller for electric vehicle, especially a kind of interior antitheft controller for electric vehicle.
Background technology
With being continuously increased of social development and the fuel oil vehicles, the natural resourcess such as petroleum fuel faced by the mankind are not
Foot and fuel emission lead to the problem of global warming increasingly to highlight.So the friendship of hybrid power or pure power in this context
Means of transport gradually enters into the life of people in all, and electric motor car arises at the historic moment.
Electric motor car, because having the characteristics that environmental protection, operated quickly and conveniently, is well received by consumers.Increasing with electric motor car quantity
Plus, the stolen quantity of electric motor car also increases year by year, and electric vehicle anti-theft problem is extremely severe.Against scientific and technical progress, it is right
Pay robber's driving skills art of constantly upgrading, people investigated various alarms.Alarm can be divided into two according to structure at present
Class：Mechanical alarm device and electronic type alarm.Mechanical type anti-theft device mainly is realized preventing by locking handlebar, tire and motor
The purpose stolen；Electronic type alarm mainly passes through dedicated remote control to alarm signal, and signal transmission is given and controlled by alarm again
Device, to realize antitheft purpose by controller.
There is problems with the alarm of above two structure：（1）The core of mechanical type anti-theft device be one lock, antitheft not
Thoroughly, crack numerous in means, can't stop the destruction of the instruments such as hydraulic shear.（2）Electronic type is antitheft to be by alarm and control
Two partial cooperations of device complete, and alarm is reported by mistake when cart passes through, thunders etc., does not receive signal when distant.
Content of the invention
The invention provides a kind of interior antitheft controller for electric vehicle, this controller newly adds a preventing fraudulent use of electricity
Road, the core of this anti-theft feature is a critical voltage value comparison circuit.Wherein one tunnel input of comparator is by circuit and electricity
The connection of machine any one phase line, another road and tapered end key connection establishment reference potential, input terminal voltage is different, and output voltage also can
Change, and the outfan of comparator is attached by the chip of circuit and controller, chip passes through to drive after receiving signal
Galvanic electricity road is reaching the anti-theft feature of electric motor car.Antitheft problem can fundamentally be solved, existing lock crack means for
This anti-theft modes are inoperative, cannot unlock electric motor car as long as no car key.And install in anti-theft controller electricity
Motor-car, it is not necessary to external alarm again, can greatly save the cost of electric motor car.
The technical scheme is that：A kind of interior antitheft controller for electric vehicle, including VCC terminal, ALARM terminal,
SIGNAL terminal, comparator output terminal, KEY terminal, KEY2 terminal it is characterised in that：VCC terminal limits through D7 diode and R108
Leakage resistance sets up 5VDC DC voltage benchmark to D6 Zener diode, and network identity is 5VE；C28, C29, C31 are shunt capacitance.
5VE, through R105 and R104 partial pressure, sets up the DC voltage benchmark of IC02 comparator positive input after C27 filtering；Another VCC terminal
It is connected to the colelctor electrode of Q86 PNP type triode after D7 diode, Q86 PNP type triode emitter stage connects through D4 diode
Export to controller power source input to KEY2 terminal.
ALARM terminal through D8 diode and R111 and C30 RC filtering after with 5VE the dividing point phase through R110 and R112
Connect, and be ultimately connected to the reverse input end of IC02 comparator.
SIGNAL terminal connects through R106 pull down resistor to the base stage of Q88 NPN type triode, Q88 NPN type triode
Emitter stage meet GND, the colelctor electrode of Q88 NPN type triode is connected to the positive input of comparator.The positive input of comparator
End connects to KEY terminal through R107 high resistance, is for anti-theft feature in closing when normal key is opened.
Described comparator output terminal is connected to positive input after D5 diode and R103 concatenation, realizes output self-locking
Function；In addition the outfan of comparator connects the base stage of Q87 NPN type triode after R101 and R102 partial pressure.Q87 NPN type
The emitter stage of audion connects GND, and the colelctor electrode of the Q87 NPN type triode base stage through R100 and Q86 PNP type triode is even
Connect.
Described VCC terminal is the positive pole of supply voltage external connection to accumulator, and GND is connected to the light current ground of controller
(SGND).
Described ALARM terminal is any one road phase line end of alarm external connection to motor.
Described SIGNAL terminal is a certain specified I/O port of signal external connection to controller.
Described KEY terminal is key switch for car load, is that the power supply of control circuit is defeated for controller
Enter, before being connected to controller function power module diode.Described KEY2 terminal is connected to after diode for car key
Face.
Described KEY terminal is the power supply input of control circuit, and KEY terminal is connected to KEY2 end through D80 diode
Son, simultaneously by the input pin being connected to IC80 voltage stabilizing chip after C100 capacitor filtering, divides through R36, R37, R38 and C14 simultaneously
After filter pressing ripple, the sampling that MCU carries out KEY magnitude of voltage is delivered to by VBUS network；One has been isolated between KEY2 terminal and KEY terminal
M7 diode, because of the forward conduction characteristic of M7 diode, the power supply that equally can start IC80 to KEY2 terminal after being energized supplies
Should, but be normal voltage place value is detected in VBUS network, controller to be judged being user's key after electricity by this network
Normally-open, or the triggering of interior anti-theft modes, thus making the protection act of locked motor.
Described normal mode：Key switch KEY terminal is opened and is introduced inside controller by cell voltage, by DC-DC
The normal power supply of controller is set up, controller can detect the input of KEY node normal cell voltage after circuit blood pressure lowering, thus
It is judged to normal power-up.
Described interior anti-theft modes triggering：User is stopped and is pulled out key, key switch KEY terminal power-off, controller system
Normal power supply is disconnected；When user be not switched on key to KEY terminal power transmission in the state of, outside other staff insert key direct
When go-cart is mobile, motor rotates and internally can produce an induced voltage on three-phase coil, and this voltage is through interior anti-theft circuit
Comparator upset in trigger module, opens switching tube and powers to KEY2 terminal, and now battery is+48VDC through switching tube power transmission
To DC-DC circuit, establish the running voltage of controller, because having one between the key switch end of KEY2 terminal and KEY terminal
M7 diode-isolated, therefore controller cannot detect KEY terminal and have normal cell voltage, now controller be judged to antitheft
State, the active force in contrast of the signal feedback applying according to rotor-position sensor is opened lock out motor pattern, is forbidden
Car is promoted；Controller also will send the report work(that communication signal starts speech horn to phonetic warning system simultaneously
Can, remind user's abnormality.
The present invention has advantages below：First, with antitheft controller in this, antitheft problem can fundamentally be solved,
It is inoperative for this anti-theft modes that existing lock cracks means, cannot unlock electric motor car as long as no car key.
Secondly, in installation, the electric motor car of anti-theft controller, it is not necessary to external alarm again, can greatly save electric motor car
Cost.
Brief description
Below in conjunction with the accompanying drawings and embodiment the invention will be further described.
Fig. 1 is the circuit diagram of the present invention.
Fig. 2 is to control power pack circuit diagram.
Specific embodiment
With reference in Fig. 1, the present invention includes VCC terminal, ALARM terminal, SIGNAL terminal, comparator output terminal, KEY end
Son, KEY2 terminal, is characterized in that：It is straight that VCC terminal sets up 5VDC through D7 diode and R108 current-limiting resistance to D6 Zener diode
Stream voltage reference, network identity is 5VE；C28, C29, C31 are shunt capacitance.5VE through R105 and R104 partial pressure, after C27 filtering
Set up the DC voltage benchmark of IC02 comparator positive input；Another VCC terminal is connected to Q86 positive-negative-positive three after D7 diode
The colelctor electrode of pole pipe, Q86 PNP type triode emitter stage through D4 diode be connected to KEY2 terminal export defeated to controller power source
Enter.
ALARM terminal through D8 diode and R111 and C30 RC filtering after with 5VE the dividing point phase through R110 and R112
Connect, and be ultimately connected to the reverse input end of IC02 comparator.
SIGNAL terminal connects through R106 pull down resistor to the base stage of Q88 NPN type triode, Q88 NPN type triode
Emitter stage meets GND, and the colelctor electrode of Q88 NPN type triode is connected to the positive input of comparator.Comparator positive input
Connect to KEY terminal through R107 high resistance, be for anti-theft feature in closing when normal key is opened.
Described comparator output terminal is connected to positive input after D5 diode and R103 concatenation, realizes output self-locking
Function；In addition the outfan of comparator connects the base stage of Q87 NPN type triode after R101 and R102 partial pressure.Q87NPN type three
The emitter stage of pole pipe connects GND, and the colelctor electrode of Q87NPN type audion is connected with the base stage of Q86PNP type audion through R100.
With reference in Fig. 2, described KEY terminal is the power supply input of control circuit, and KEY terminal is through D80 diode even
Be connected to KEY2 terminal, simultaneously by the input pin being connected to IC80 voltage stabilizing chip after C100 capacitor filtering, simultaneously through R36, R37,
After R38 and C14 divider filter, the sampling that MCU carries out KEY magnitude of voltage is delivered to by VBUS network；Between KEY2 terminal and KEY terminal
Isolate a M7 diode, because of the forward conduction characteristic of M7 diode, equally can start after being energized to KEY2 terminal
The power supply supply of IC80, but be normal voltage place value is detected in VBUS network, controller to be sentenced by this network after electricity
Disconnected is that user's key is normally-open, or the triggering of interior anti-theft modes, thus making the protection act of locked motor.
Described normal mode：Key switch KEY terminal is opened and is introduced inside controller by cell voltage, by DC-DC
The normal power supply of controller is set up, controller can detect the input of KEY node normal cell voltage after circuit blood pressure lowering, thus
It is judged to normal power-up.
Described interior anti-theft modes triggering：User is stopped and is pulled out key, key switch KEY terminal power-off, controller system
Normal power supply is disconnected；When user be not switched on key to KEY terminal power transmission in the state of, outside other staff insert key direct
When go-cart is mobile, motor rotates and internally can produce an induced voltage on three-phase coil, and this voltage is through interior anti-theft circuit
Comparator upset in trigger module, opens switching tube and powers to KEY2 terminal, and now battery is+48VDC through switching tube power transmission
To DC-DC circuit, establish the running voltage of controller, because having one between the key switch end of KEY2 terminal and KEY terminal
M7 diode-isolated, therefore controller cannot detect KEY terminal and have normal cell voltage, now controller be judged to antitheft
State, the active force in contrast of the signal feedback applying according to rotor-position sensor is opened lock out motor pattern, is forbidden
Car is promoted；Controller also will send the report work(that communication signal starts speech horn to phonetic warning system simultaneously
Can, remind user's abnormality.
Claims (4)
1. a kind of interior antitheft controller for electric vehicle, including VCC terminal, ALARM terminal, SIGNAL terminal, comparator output terminal,
KEY terminal, KEY2 terminal, is characterized in that：VCC terminal is set up to D6 Zener diode through D7 diode and R108 current-limiting resistance
5VDC DC voltage benchmark, network identity is 5VE；C28, C29, C31 are shunt capacitance；5VE is through R105 and R104 partial pressure, C27
The DC voltage benchmark of IC02 comparator positive input is set up after filtering；Another VCC terminal is connected to Q86 after D7 diode
The colelctor electrode of PNP type triode, Q86 PNP type triode emitter stage is connected to KEY2 terminal through D4 diode and exports to controller
Power input；
Through D8 diode, the dividing point through R110 and R112 is connected ALARM terminal with 5VE after the RC filtering of C30 with R111, and
It is ultimately connected to the reverse input end of IC02 comparator；
SIGNAL terminal connects through R106 pull down resistor to the base stage of Q88 NPN type triode, the sending out of Q88 NPN type triode
Emitter-base bandgap grading meets GND, and the colelctor electrode of Q88 NPN type triode is connected to the positive input of comparator；
Comparator input terminal forward direction connects to KEY terminal through R107 high resistance；Described comparator output terminal through D5 diode and
It is connected to positive input after R103 concatenation；In addition comparator output terminal connects Q87 NPN type three after R101 and R102 partial pressure
The base stage of pole pipe；The emitter stage of Q87 NPN type triode connects GND, and the colelctor electrode of Q87 NPN type triode is through R100 and Q86
The base stage of PNP type triode connects.
2. according to claim 1 a kind of interior antitheft controller for electric vehicle it is characterised in that：Described KEY terminal is to control
It is the power supply input of control circuit for device processed, KEY terminal is connected to KEY2 through D80 diode, simultaneously by C100 electric capacity
It is connected to the input pin of IC80 voltage stabilizing chip, simultaneously by VBUS network after R36, R37, R38 and C14 divider filter after filtering
Deliver to the sampling that controller carries out KEY magnitude of voltage；A M7 diode has been isolated, because of the forward direction of diode between KEY2 and KEY
Conductive characteristic, equally can start the power supply supply of IC80 to KEY2 terminal after being energized, but is to detect in VBUS network
To the normal voltage place value of KEY terminal, controller to be judged being user's key normally-open pattern or interior after electricity by this network
Anti-theft modes trigger, thus making the protection act of locked motor.
3. according to claim 2 a kind of interior antitheft controller for electric vehicle it is characterised in that：Key end KEY terminal is opened
Cell voltage is introduced inside controller, sets up the normal power supply of controller after DC-DC circuit blood pressure lowering, controller can detect
There is normal cell voltage to the input of KEY terminal node, thus being judged to normal power-up.
4. according to claim 2 a kind of interior antitheft controller for electric vehicle it is characterised in that：Described interior anti-theft modes are touched
Send out：User is stopped and is pulled out key, KEY terminal power-off, and the normal power supply of controller is disconnected；When user is not switched on key to KEY
In the state of terminal power transmission, when the slotting direct go-cart of key of outside other staff is mobile, motor rotates meeting three-phase coil internally
Upper generation one induced voltage, this voltage in interior anti-theft circuit trigger module comparator upset, open switching tube to
KEY2 end powers, and now battery, for+48VDC through switching tube power transmission to DC-DC circuit, establishes the running voltage of controller；Cause
For there being a M7 diode-isolated between KEY2 terminal and KEY terminal, therefore controller cannot detect KEY terminal and have normal electricity
Cell voltage, now controller be judged to anti-theft state, the signal feedback according to rotor-position sensor is applied in contrast
Active force, opens lock out motor pattern, forbids that car is promoted, controller also will send communication signal to audio alert system simultaneously
System starts the report function of speech horn, reminds user's abnormality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510339303.0A CN104890620B (en) | 2015-06-18 | 2015-06-18 | A kind of interior anti-theft electric vehicle controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510339303.0A CN104890620B (en) | 2015-06-18 | 2015-06-18 | A kind of interior anti-theft electric vehicle controller |
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| Publication Number | Publication Date |
|---|---|
| CN104890620A CN104890620A (en) | 2015-09-09 |
| CN104890620B true CN104890620B (en) | 2017-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510339303.0A Expired - Fee Related CN104890620B (en) | 2015-06-18 | 2015-06-18 | A kind of interior anti-theft electric vehicle controller |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107891928A (en) * | 2017-12-06 | 2018-04-10 | 昆明理工大学津桥学院 | Electric bicycle anti-theft and alarm circuit |
| CN113489299B (en) * | 2021-09-06 | 2021-11-16 | 上海晶丰明源半导体股份有限公司 | Switching power supply control circuit and driving chip |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2219837Y (en) * | 1995-05-23 | 1996-02-14 | 南京海流实用技术有限责任公司 | Wireless cipher telecontrol theft-proof alarm for motorcycle |
| JP2000102163A (en) * | 1998-06-24 | 2000-04-07 | Robert Bosch Gmbh | Method and device for monitoring voltage feed of automobile-controlling device |
| CN201080214Y (en) * | 2007-06-22 | 2008-07-02 | 深圳市高标电子科技有限公司 | Electric vehicle with intelligent theft-proof lock |
| CN101934781A (en) * | 2010-09-06 | 2011-01-05 | 西安信唯信息科技有限公司 | Electric vehicle motor antitheft method and device thereof |
| CN203186485U (en) * | 2013-03-06 | 2013-09-11 | 庄俊辉 | Switch detection anti-theft device |
| CN203957905U (en) * | 2014-05-22 | 2014-11-26 | 天津市四海亨通自行车有限公司 | Intelligent double-control type Electrical Bicycle |
-
2015
- 2015-06-18 CN CN201510339303.0A patent/CN104890620B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2219837Y (en) * | 1995-05-23 | 1996-02-14 | 南京海流实用技术有限责任公司 | Wireless cipher telecontrol theft-proof alarm for motorcycle |
| JP2000102163A (en) * | 1998-06-24 | 2000-04-07 | Robert Bosch Gmbh | Method and device for monitoring voltage feed of automobile-controlling device |
| CN201080214Y (en) * | 2007-06-22 | 2008-07-02 | 深圳市高标电子科技有限公司 | Electric vehicle with intelligent theft-proof lock |
| CN101934781A (en) * | 2010-09-06 | 2011-01-05 | 西安信唯信息科技有限公司 | Electric vehicle motor antitheft method and device thereof |
| CN203186485U (en) * | 2013-03-06 | 2013-09-11 | 庄俊辉 | Switch detection anti-theft device |
| CN203957905U (en) * | 2014-05-22 | 2014-11-26 | 天津市四海亨通自行车有限公司 | Intelligent double-control type Electrical Bicycle |
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| CN104890620A (en) | 2015-09-09 |
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