CN203237319U - Electric vehicle antitheft device based on static induction and RFID (Radio Frequency Identification) - Google Patents
Electric vehicle antitheft device based on static induction and RFID (Radio Frequency Identification) Download PDFInfo
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- CN203237319U CN203237319U CN 201320160262 CN201320160262U CN203237319U CN 203237319 U CN203237319 U CN 203237319U CN 201320160262 CN201320160262 CN 201320160262 CN 201320160262 U CN201320160262 U CN 201320160262U CN 203237319 U CN203237319 U CN 203237319U
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- password
- electric vehicle
- projector
- microprocessor
- wireless sensor
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Abstract
The utility model discloses an antitheft device which is low in cost, does not need manual operation, can automatically enter an alert state when an electric vehicle is changed into a static state every time and can carry out identity legality identification of a driver based on the RFID when the static state is changed into a vibration state. The antitheft device comprises two parts, namely a key and an antitheft device main machine, wherein the key is provided with an RFID label, and the antitheft device main machine comprises an RFID reader and a controller which controls the starting of the electric vehicle. When the situation that a vehicle body is changed into the static state is sensed by the antitheft device main machine, the RFID reader can be in communication with the key which is provided with the RFID label in real time, a wireless request signal can be received by the key which is provided with the RFID label and carried by the driver, the analysis of rolling codes can be carried out, a wireless response signal can be sent when the request signal is determined to be legal, otherwise, the key cannot respond to the request signal; and an electric motor drive circuit is enabled to be in a conducting state only when the effective response signal is received by the RFID reader, otherwise, the electric motor drive circuit can be switched off, and the electric vehicle cannot move. By adopting the technical scheme, the antitheft device disclosed by the utility model has the beneficial effects that the electric vehicle can automatically enter an antitheft alert state under the situations that the electric vehicle is changed into the static state, the mechanical key is not pulled out and the driver is a certain distance from the vehicle body; and when the electric vehicle exits from the static state, the antitheft alert can be automatically removed if the driver is within a certain distance range, an electric motor rotating mechanism can be directly switched off when an abnormal phenomenon happens, and the electric vehicle is difficult to move.
Description
Technical field
The utility model relates to anti-theft technique, particularly a kind of safety device of electric vehicle based on state induction and RF identification.
Background technology
Anti-theft system of electromotor car of the prior art, be the disclosed a kind of electrocar anti-theft lock based on RF identification of patent of invention of CN102069862A such as application publication number, comprise key, the radio frequency identification reader with RFID tag and control the controller that described battery-driven car starts, described key inserts or extracts described radio frequency identification reader, and described radio frequency identification reader is connected with described controller; Described electrocar anti-theft lock comprises key and the radio frequency identification reader with RFID tag, takes full advantage of the characteristic that RFID tag has globally unique identification code and can't copy.
Yet technique scheme still needs to manually boot or close battery-driven car by key.
The utility model content
The purpose of this utility model provides a kind of safety device of electric vehicle based on state induction and RF identification, and it can open or close battery-driven car automatically by the wireless induction mode.
Above-mentioned technical purpose of the present utility model is achieved by the following technical programs: a kind of safety device of electric vehicle based on state induction and RF identification comprises anti-theft controller and the radio-frequency identification card that matches with described anti-theft controller; Described anti-theft controller comprises static wireless sensor, password generator, password projector, password proofreading equipment, the microprocessor that is electrically connected with electric vehicle power sources; Described radio-frequency identification card comprises that dynamic radio inductor, password receive projector;
Described password projector is sent to the password proofreading equipment for the password transmission instruction of the generation that receives described password generator and with code signal;
Described password receives projector, is used for receiving the code signal of described password projector and being stored;
Described password proofreading equipment is proofreaded from the code signal of described password projector for the code signal that receives described password reception projector and with this code signal and the reception of described password proofreading equipment, thereby is sent the execution instruction to described microprocessor;
Described static wireless sensor and dynamic radio inductor can produce induced signal in the certain distance scope;
Described static wireless sensor sends password to password generator and generates instruction when the induced signal that loses from described dynamic radio inductor;
Described dynamic radio inductor triggers password and receives projector and enter mode of operation when the induced signal that loses from described static wireless sensor;
Triggering described password when the dynamic radio inductor is sensed induced signal from static wireless sensor again receives projector and sends code signal to described password proofreading equipment.
As of the present utility model preferred, described anti-theft controller also comprises the pressure sensor that is electrically connected with microprocessor; Described microprocessor is electrically connected with the loudspeaker of battery-driven car.
As of the present utility model preferred, described anti-theft controller also comprises and being electrically connected with microprocessor and for detection of the displacement pickup of battery-driven car displacement.
As of the present utility model preferred, described microprocessor is electrically connected with wheel hub electric motor of electric vehicle.
As of the present utility model preferred, described anti-theft controller comprises the housing of being located in the electric vehicle body, and described static wireless sensor, password generator, password projector, password proofreading equipment, microprocessor are concentrated and be located in the described housing.
As of the present utility model preferred, the maximum distance of reaction between described static wireless sensor and the dynamic radio inductor is 3m.
In sum, the utlity model has following beneficial effect: by above-mentioned technical ability scheme, make anti-theft controller have antitheft mode of operation and secure operating mode, two kinds of mode of operations; Under antitheft mode of operation, microprocessor cuts off electric vehicle power sources, and locked wheel hub electric motor of electric vehicle, and microprocessor receives the transducing signal of pressure sensor and displacement pickup simultaneously, with control loudspeaker beep; Under secure operating mode, microprocessor is opened electric vehicle power sources, and the release wheel hub motor loses the control to loudspeaker simultaneously; Mode of operation of the present utility model is as follows: leave battery-driven car 3m when the user carries radio-frequency identification card, be that dynamic radio inductor and static wireless sensor are when losing induction signal, static wireless sensor namely sends password to password generator and generates instruction, trigger simultaneously anti-theft controller and enter antitheft mode of operation, the dynamic radio inductor then impels password reception projector to enter mode of operation; Behind the password generator generating cipher signal code signal is sent to the password projector, the password projector then is sent to this code signal password and receives projector, and stores this code signal by password reception projector; And the password proofreading equipment is also stored behind the code signal that receives from the password projector; When static wireless sensor and dynamic radio inductor obtain induced signal again, the dynamic radio inductor then impels password reception projector to send previously stored code signal to the password proofreading equipment, and the password proofreading equipment is then proofreaded this code signal and previously stored code signal after receiving the code signal that receives projector from password; If two code signals match, then the password proofreading equipment sends to microprocessor and carries out instruction, impels microprocessor to remove antitheft mode of operation and enters secure operating mode; If two code signals are misfitted, then keep antitheft mode of operation; Password generator is generating cipher at random, improves safety; Radio-frequency identification card can be carried by the user, and because the wireless induction type between radio-frequency identification card and the anti-theft controller triggers antitheft mode of operation or secure operating mode, exempted button operation of the prior art, therefore more simple and convenient, can remove antitheftly when the user carries radio-frequency identification card near battery-driven car, the user can ride immediately.
Description of drawings
Fig. 1 is signal transmission scheme drawing between embodiment 1 each device;
Among the figure, 1, anti-theft controller, 2, radio-frequency identification card, 11, static wireless sensor, 12, password generator, 13, the password projector, 14, password proofreading equipment, 15, microprocessor, 16, pressure sensor, 17, displacement pickup, 18, housing, 19, electric vehicle power sources, 21, dynamic radio inductor, 22, password receives projector, and 31, loudspeaker, 32, wheel hub motor.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail.
This specific embodiment only is to explanation of the present utility model; it is not to restriction of the present utility model; those skilled in the art can make the modification that does not have creative contribution to present embodiment as required after reading this specification sheets, but as long as all are subject to the protection of patent law in claim scope of the present utility model.
Embodiment: as shown in Figure 1, a kind of safety device of electric vehicle based on state induction and RF identification comprises anti-theft controller 1 and the radio-frequency identification card 2 that matches with anti-theft controller 1; The microprocessor 15 that anti-theft controller 1 comprises the housing 18 be located in the electric vehicle body, static wireless sensor 11, password generator 12, password projector 13, password proofreading equipment 14, all be electrically connected with electric vehicle power sources 19 and wheel hub motor 32 and loudspeaker 31, be electrically connected with microprocessor 15 and for detection of the displacement pickup 17 of battery-driven car displacement, the pressure sensor 16 that is electrically connected with microprocessor 15; Radio-frequency identification card 2 comprises that dynamic radio inductor 21, password receive projector 22.
Static wireless sensor 11, password generator 12, password projector 13, password proofreading equipment 14, microprocessor 15 are concentrated and are located in the housing 18.
Maximum distance of reaction between static wireless sensor 11 and the dynamic radio inductor 21 is 3m.
The static state of wireless sensor and be that static wireless sensor was fixed on the vehicle body in dynamic minute, dynamic radio inductor then the user with Portable belt.Microprocessor 15 locked wheel hub motors 32 refer to that wheel hub motor 32 can not rotate under external force, perhaps when wheel hub motor 32 is being accepted external force and is being rotated, and the resistance of this external force that himself can create antagonism.
Claims (6)
1. the safety device of electric vehicle based on state induction and RF identification is characterized in that, comprises anti-theft controller (1) and the radio-frequency identification card (2) that matches with described anti-theft controller (1); Described anti-theft controller (1) comprises static wireless sensor (11), password generator (12), password projector (13), password proofreading equipment (14), the microprocessor (15) that is electrically connected with electric vehicle power sources (19); Described radio-frequency identification card (2) comprises that dynamic radio inductor (21), password receive projector (22);
Described password projector (13) is sent to password proofreading equipment (14) for the password transmission instruction of the generation that receives described password generator (12) and with code signal;
Described password receives projector (22), is used for receiving the code signal of described password projector (13) and being stored;
Described password proofreading equipment (14), proofread from the code signal of described password projector (13) for the code signal that receives described password reception projector (22) and with this code signal and the reception of described password proofreading equipment, thereby send the execution instruction to described microprocessor (15);
Described static wireless sensor (11) and dynamic radio inductor (21) can produce induced signal in the certain distance scope;
Described static wireless sensor (11) sends password to password generator (12) and generates instruction when the induced signal that loses from described dynamic radio inductor (21);
Described dynamic radio inductor (21) triggers password and receives projector (22) and enter mode of operation when the induced signal that loses from described static wireless sensor (11);
Triggering described password when dynamic radio inductor (21) is sensed induced signal from static wireless sensor (11) again receives projector (22) and sends code signal to described password proofreading equipment (14).
2. a kind of safety device of electric vehicle based on state induction and RF identification according to claim 1 is characterized in that, described anti-theft controller (1) also comprises the pressure sensor (16) that is electrically connected with microprocessor (15); Described microprocessor (15) is electrically connected with the loudspeaker (31) of battery-driven car.
3. a kind of safety device of electric vehicle based on state induction and RF identification according to claim 2, it is characterized in that described anti-theft controller (1) also comprises and being electrically connected with microprocessor (15) and for detection of the displacement pickup (17) of battery-driven car displacement.
4. according to claim 1 and 2 or 3 described a kind of safety device of electric vehicles based on state induction and RF identification, it is characterized in that described microprocessor (15) is electrically connected with wheel hub electric motor of electric vehicle (32).
5. a kind of safety device of electric vehicle based on state induction and RF identification according to claim 1, it is characterized in that, described anti-theft controller (1) comprises the housing (18) of being located in the electric vehicle body, and described static wireless sensor (11), password generator (12), password projector (13), password proofreading equipment (14), microprocessor (15) are concentrated and be located in the described housing (18).
6. a kind of safety device of electric vehicle based on state induction and RF identification according to claim 1 is characterized in that, the maximum distance of reaction between described static wireless sensor (11) and the dynamic radio inductor (21) is 3m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320160262 CN203237319U (en) | 2013-04-02 | 2013-04-02 | Electric vehicle antitheft device based on static induction and RFID (Radio Frequency Identification) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320160262 CN203237319U (en) | 2013-04-02 | 2013-04-02 | Electric vehicle antitheft device based on static induction and RFID (Radio Frequency Identification) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203237319U true CN203237319U (en) | 2013-10-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320160262 Expired - Fee Related CN203237319U (en) | 2013-04-02 | 2013-04-02 | Electric vehicle antitheft device based on static induction and RFID (Radio Frequency Identification) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203237319U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103204197A (en) * | 2013-04-02 | 2013-07-17 | 张彩金 | Electric bicycle burglar alarm based on static state induction and radio frequency identification |
| WO2018218553A1 (en) * | 2017-05-31 | 2018-12-06 | 深圳市永恒丰科技有限公司 | Fingerprint identification-based bicycle management method and system |
-
2013
- 2013-04-02 CN CN 201320160262 patent/CN203237319U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103204197A (en) * | 2013-04-02 | 2013-07-17 | 张彩金 | Electric bicycle burglar alarm based on static state induction and radio frequency identification |
| CN103204197B (en) * | 2013-04-02 | 2015-04-22 | 张彩金 | Electric bicycle burglar alarm based on static state induction and radio frequency identification |
| WO2018218553A1 (en) * | 2017-05-31 | 2018-12-06 | 深圳市永恒丰科技有限公司 | Fingerprint identification-based bicycle management method and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Jian Inventor before: Zhang Caijin |
|
| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170803 Address after: The 313310 Anji County Zhejiang city in Huzhou Province town of Anji Tianzi Lake modern industrial park Liangpeng Park Building 1 Anji Richang office equipment Co. Ltd. in Patentee after: ANJI TIANJIAN ELECTRIC TECHNOLOGY CO.,LTD. Address before: 313300, Zhejiang, Huzhou province Anji County pass Town Silver Court District No. 7 Patentee before: Zhang Caijin |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131016 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |