CN104176159A - Electric-vehicle antitheft device with amplifying circuit - Google Patents
Electric-vehicle antitheft device with amplifying circuit Download PDFInfo
- Publication number
- CN104176159A CN104176159A CN201410422975.3A CN201410422975A CN104176159A CN 104176159 A CN104176159 A CN 104176159A CN 201410422975 A CN201410422975 A CN 201410422975A CN 104176159 A CN104176159 A CN 104176159A
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- China
- Prior art keywords
- transport
- placing device
- controller
- electrical box
- amplifying circuit
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 10
- 239000003990 capacitor Substances 0.000 claims description 6
- 238000005070 sampling Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Abstract
The invention discloses an electric-vehicle antitheft device with an amplifying circuit. The electric-vehicle antitheft device comprises a motor shell, a semi-closed electrical box, a controller and a relay. An open side of the semi-closed electrical box is welded on the periphery of the motor shell, the controller and the relay are arranged in the electrical box, the relay is connected on a lead between a motor coil and a power source, the electrical box is provided with a USB (universal serial bus) interface and an RS485 interface which are both connected with the controller, and a displacement sensor is arranged in a hub of an electric vehicle and is connected with the controller through the RS485 interface. A radio communication chip is arranged in the electrical box and connected with the controller, and a sampling circuit, a filter circuit and the amplifying circuit are serially connected between the RS485 interface and the controller in sequence. The amplifying circuit comprises an operational amplifier A1, an operational A2 and a triode T1. The purpose for preventing theft of the electric vehicle in low cost is achieved.
Description
Technical field
The present invention relates to a kind of electric car anti-joyride device with amplifying circuit.
Background technology
At present, battery-driven car has become the conventional vehicle of people, but present battery-driven car starting switch is fairly simple, uses key to select key hole, and circuit is connected, and can start battery-driven car, and not use key also can open easily electric car switch.And many people, when parking electric car temporarily, often forget and pull out car key.Smart mobile phone has become the conventional communications and entertainment instrument of people now.And many smart mobile phones have biometric scan technology, as fingerprint sensor.
Summary of the invention
The object of the invention is to, for the problems referred to above, propose a kind of electric car anti-joyride device with amplifying circuit, to realize the advantage that prevents that electric car is stolen.
For achieving the above object, the technical solution used in the present invention is:
A kind of electric car anti-joyride device with amplifying circuit, comprise motor casing, semi-enclosed electrical box, controller and relay, the opening surface of described semi-enclosed electrical box is welded in the periphery of motor casing, controller and relay are set in described electrical box, described relay is connected on the wire between motor coil and power supply, USB interface and R485 interface are set in described electrical box, this USB interface is all connected with controller with RS485 interface, in the nave boss of described electric car, displacement pickup is set, this displacement pickup connects by RS485 Interface and Controler, in described electrical box, wireless communication chips is set, this wireless communication chips is connected with controller, the sample circuit of connecting successively between described RS485 Interface and Controler, filter circuit and amplifying circuit, described amplifying circuit, comprise transport and placing device A1, transport and placing device A2 and aerotron T1, the inverting input series resistance R1 of described transport and placing device A1, series diode D1 and capacitor C 1 between the mouth of the in-phase input end of transport and placing device A1 and transport and placing device A1, the anode of this diode D1 is connected with the in-phase input end of transport and placing device A1, the negative electrode of diode D1 is connected with capacitor C 1, the mouth of described transport and placing device A1 is connected with the base stage of aerotron T1, and the inter-collector of the inverting input of transport and placing device A1 and aerotron T1 is series resistance R2 and resistance R 3 successively, the collecting electrode of aerotron T1 is connected with the in-phase input end of transport and placing device A2, and series capacity C2 between the in-phase input end of transport and placing device A2 and ground, series resistance R4 between the mouth of the inverting input of described transport and placing device A2 and transport and placing device A2, described transport and placing device A2 the mouth ground connection of connecting with resistance R 6.
Preferably, described controller adopts micro controller system.
Preferably, the length of described electrical box is 5cm, and wide is 5cm, and height is 3cm.
Technical scheme of the present invention has following beneficial effect:
Technical scheme of the present invention, by electrical box is set on motor housing, controller is set in electrical box, by USB interface, be connected with smart mobile phone, when opening battery-driven car, when inserting key, need on smart mobile phone, carry out finger scan, in smart mobile phone, the application program of pre-installation is after finger scan, send instruction to controller, controller is connected motor coil by relay with power supply, displacement pickup is set simultaneously in nave boss, when USB interface does not receive the instruction from smart mobile phone, when electric car moves, controller receives the signal of displacement pickup, thereby be connected to warn user by wireless communication chips with user's smart mobile phone.Thereby do not need existing electric car to carry out too large change, can reach the object that prevents that electric car is stolen.And cost is not high yet.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is anti-joyride device described in the embodiment of the present invention mounting structure schematic diagram on electric car motor;
Fig. 2 is the functional block diagram of the circuit in the anti-joyride device described in the embodiment of the present invention;
Fig. 3 is the electronic circuitry of the amplifying circuit described in the embodiment of the present invention.
By reference to the accompanying drawings, in the embodiment of the present invention, Reference numeral is as follows:
1-motor casing; 2-electrical box; 3-wire.
The specific embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein, only for description and interpretation the present invention, is not intended to limit the present invention.
As depicted in figs. 1 and 2, a kind of electric car anti-joyride device with amplifying circuit, comprise motor casing, semi-enclosed electrical box, controller and relay, the opening surface of semi-enclosed electrical box is welded in the periphery of motor casing, controller and relay are set in electrical box, relay is connected on the wire between motor coil and power supply, USB interface and R485 interface are set in electrical box, this USB interface is all connected with controller with RS485 interface, in the nave boss of electric car, displacement pickup is set, this displacement pickup connects by RS485 Interface and Controler, wireless communication chips is set in electrical box, this wireless communication chips is connected with controller, the sample circuit of connecting successively between RS485 Interface and Controler, filter circuit and amplifying circuit, amplifying circuit as shown in Figure 3, comprise transport and placing device A1, transport and placing device A2 and aerotron T1, the inverting input series resistance R1 of transport and placing device A1, series diode D1 and capacitor C 1 between the mouth of the in-phase input end of transport and placing device A1 and transport and placing device A1, the anode of this diode D1 is connected with the in-phase input end of transport and placing device A1, the negative electrode of diode D1 is connected with capacitor C 1, the mouth of transport and placing device A1 is connected with the base stage of aerotron T1, and the inter-collector of the inverting input of transport and placing device A1 and aerotron T1 is series resistance R2 and resistance R 3 successively, the collecting electrode of aerotron T1 is connected with the in-phase input end of transport and placing device A2, and series capacity C2 between the in-phase input end of transport and placing device A2 and ground, series resistance R4 between the mouth of the inverting input of transport and placing device A2 and transport and placing device A2, transport and placing device A2 the mouth ground connection of connecting with resistance R 6.
Trendy i Phone is with finger scan function, and its application program is also open to developer, utilizes the existing program that is arranged on i Phone, can realize the control to electric car anti-theft circuit by fingerprint.Positioning chip is set in electrical box, when wireless communication chips sends to user by alarm message, the locating information of positioning chip is sent on user's smart mobile phone, this positioning chip is connected with controller simultaneously.When control capsule receives from the finger print information of smart mobile phone and after starting, controller is ignored the signal of displacement pickup.
Preferably, described controller adopts micro controller system.
Preferably, the length of described electrical box is 5cm, and wide is 5cm, and height is 3cm.
Finally it should be noted that: the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although the present invention is had been described in detail with reference to previous embodiment, for a person skilled in the art, its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (3)
1. an electric car anti-joyride device with amplifying circuit, it is characterized in that, comprise motor casing, semi-enclosed electrical box, controller and relay, the opening surface of described semi-enclosed electrical box is welded in the periphery of motor casing, controller and relay are set in described electrical box, described relay is connected on the wire between motor coil and power supply, USB interface and R485 interface are set in described electrical box, this USB interface is all connected with controller with RS485 interface, in the nave boss of described electric car, displacement pickup is set, this displacement pickup connects by RS485 Interface and Controler, in described electrical box, wireless communication chips is set, this wireless communication chips is connected with controller, the sample circuit of connecting successively between described RS485 Interface and Controler, filter circuit and amplifying circuit, described amplifying circuit, comprise transport and placing device A1, transport and placing device A2 and aerotron T1, the inverting input series resistance R1 of described transport and placing device A1, series diode D1 and capacitor C 1 between the mouth of the in-phase input end of transport and placing device A1 and transport and placing device A1, the anode of this diode D1 is connected with the in-phase input end of transport and placing device A1, the negative electrode of diode D1 is connected with capacitor C 1, the mouth of described transport and placing device A1 is connected with the base stage of aerotron T1, and the inter-collector of the inverting input of transport and placing device A1 and aerotron T1 is series resistance R2 and resistance R 3 successively, the collecting electrode of aerotron T1 is connected with the in-phase input end of transport and placing device A2, and series capacity C2 between the in-phase input end of transport and placing device A2 and ground, series resistance R4 between the mouth of the inverting input of described transport and placing device A2 and transport and placing device A2, described transport and placing device A2 the mouth ground connection of connecting with resistance R 6.
2. a kind of electric car anti-joyride device with amplifying circuit according to claim 1, is characterized in that, described controller adopts micro controller system.
3. a kind of electric car anti-joyride device with amplifying circuit according to claim 1 and 2, is characterized in that, the length of described electrical box is 5cm, and wide is 5cm, and height is 3cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410422975.3A CN104176159B (en) | 2014-08-26 | 2014-08-26 | A kind of electric car anti-theft device with amplifying circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410422975.3A CN104176159B (en) | 2014-08-26 | 2014-08-26 | A kind of electric car anti-theft device with amplifying circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104176159A true CN104176159A (en) | 2014-12-03 |
| CN104176159B CN104176159B (en) | 2017-04-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410422975.3A Active CN104176159B (en) | 2014-08-26 | 2014-08-26 | A kind of electric car anti-theft device with amplifying circuit |
Country Status (1)
| Country | Link |
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| CN (1) | CN104176159B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2152720Y (en) * | 1993-03-05 | 1994-01-12 | 李荣恭 | Anti-theft device for car and motorcycle |
| CN2885690Y (en) * | 2006-03-28 | 2007-04-04 | 李战胜 | Anti-theft warner of motorcycle |
| CN101794489A (en) * | 2009-12-31 | 2010-08-04 | 苏州市华芯微电子有限公司 | Integrated circuit for amplifying both radio signals and vibration signals |
| CN201989750U (en) * | 2011-03-18 | 2011-09-28 | 徐建民 | Accurate and reliable security and anti-theft alarm |
| CN203511849U (en) * | 2013-07-05 | 2014-04-02 | 刘嘉翔 | Electromobile anti-theft alarming system |
-
2014
- 2014-08-26 CN CN201410422975.3A patent/CN104176159B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2152720Y (en) * | 1993-03-05 | 1994-01-12 | 李荣恭 | Anti-theft device for car and motorcycle |
| CN2885690Y (en) * | 2006-03-28 | 2007-04-04 | 李战胜 | Anti-theft warner of motorcycle |
| CN101794489A (en) * | 2009-12-31 | 2010-08-04 | 苏州市华芯微电子有限公司 | Integrated circuit for amplifying both radio signals and vibration signals |
| CN201989750U (en) * | 2011-03-18 | 2011-09-28 | 徐建民 | Accurate and reliable security and anti-theft alarm |
| CN203511849U (en) * | 2013-07-05 | 2014-04-02 | 刘嘉翔 | Electromobile anti-theft alarming system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104176159B (en) | 2017-04-05 |
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Effective date of registration: 20200918 Address after: No.1, 4th floor, building a, No.88, Beijing East Road, Taicang Development Zone, Suzhou City, Jiangsu Province Patentee after: SUZHOU MULTITECH AUTOMATION EQUIPMENT Co.,Ltd. Address before: 214000 Jiangsu Province, Wuxi city Xishan District Yangjian Town Industrial Park B District Patentee before: WUXI XINSHILI MOTOR TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |