CN102275565B - Alarm device for preventing automobile theft - Google Patents
Alarm device for preventing automobile theft Download PDFInfo
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- CN102275565B CN102275565B CN2011101546616A CN201110154661A CN102275565B CN 102275565 B CN102275565 B CN 102275565B CN 2011101546616 A CN2011101546616 A CN 2011101546616A CN 201110154661 A CN201110154661 A CN 201110154661A CN 102275565 B CN102275565 B CN 102275565B
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Abstract
The invention discloses an alarm device for preventing automobile theft. The alarm device comprises a radio frequency (RF) antenna, a radio frequency identification device (RFID) module, a global system for mobile communication (GSM) unit, a global positioning system (GPS) unit, a data processing unit, a control unit, a timing unit, a voice alarm circuit, and an automobile circuit; the signal of the RFID module is received by an antenna and then is sent to the data processing unit, and is converted into a digital signal; the digital signal is sent to the control unit; and the control unit acquires identity data, compares the identification data and stored information, and sends a control signal after the theft prevention state is removed if the identity data is consistent with the stored information to ensure that a first relay and a second relay are actuated, so the automobile can be started normally. When the identity data is not consistent with the stored information or an automobile drives out of the preset range, the circuit is locked and gives an alarm to an owner through a message which carries the position information of the current automobile. The device can also realize the function of warning fatigue driving, so that the safety is improved in all dimensions.
Description
Technical field
The present invention relates to field of automobile safety, saying so exactly refers to a kind of warning device that prevents car clout.
Background technology
Along with the fast development of Chinese national economy, significantly raising and the continuous progress in science and technology of living standards of the people, existing increasing people has had automobile, and the thing followed is how to protect the not stolen problem of love car of oneself.
The anti-joyride device of automobile mainly is divided into two kinds at present, a kind of is mechanical anti-joyride device, another kind is the anti-joyride device of electronics, mechanical anti-joyride device mainly relies on locking clutch, braking, throttle or bearing circle to reach antitheft purpose, yet the shortcoming of this class anti-joyride device be only antitheft do not report to the police and dismounting cumbersome, also need certain space to place Car Burglar Alarm after unblanking, concerning limited interior space, both unbecoming also inconvenient.The anti-joyride device of electronics of a great variety, function is also of all kinds, but all has some problems basically, such as, intense influence is to car owner's mood during wrong report, and the sound of annunciator is also perplexing resident or the pedestrian around the vehicle parking area.In addition, anti-joyride device is in the power consumption state always when standby, and this has also increased the weight of the burden of storage battery in the car greatly, and the radio signal of anti-joyride device also can be shielded or aloft intercept and capture with speciality tool by the robber and cause vehicle to be stolen.
Therefore, how to guarantee to like car safe, reduce wrong report to car owner and vehicle parking area resident's on every side influence, become auto-safety mechanism manufacturer and user's joint demand and target.
Summary of the invention
Technical matters to be solved by this invention is to overcome the deficiencies in the prior art, and a more perfect device that is used for automotive safety is provided.
This technical scheme realizes by auto-safety mechanism, comprise in this device: radio frequency antenna (JP1), radio-frequency (RF) tag RFID module, GSM unit, GPS unit, data processing unit (U1), control unit (U2), timing unit, voice alarm circuit and automobile circuit is characterized in that:
A.RF antenna JP1 provides energy to the RFID module with wireless mode, receives the analog signal that the RFID module is sent simultaneously, and will send into data processing unit U1 after the dividing potential drop of analog signal by first resistance R 1, first capacitor C 1, second capacitor C 2 that receive;
B. data processing unit U1 is programmable logic device (CPLD) or on-site programmable gate array FPGA, and U1 is connected with the 1st pin of control unit U2 by resistance R 2, is used for the state of control U1; After U1 receives the analog signal of being imported by JP1, handle through filtering, and become digital serial signal to be sent to the 2nd pin of control unit U2 by resistance R 3 analog signal conversion by the comparator in the chip; Simultaneously, U1 output synchronizing clock signals is to the 3rd pin of U2, to make things convenient for accurately demodulation numeral serial signal of U2;
C. control unit U2 is the MSC-51 micro controller system, the 4th pin of U2 is connected with relay R elay 1 by the circuit of being made up of diode D1, resistance R 4 and capacitor C 3, and the 6th pin of U2 is connected with relay R elay 2 by the circuit of being made up of diode D2, resistance R 5 and capacitor C 4; After U2 receives the digital serial signal of data processing unit U1 transmission, decoding is handled and is drawn identity information, again with U2 in the identity information preserved in advance compare, if both unanimities, then indicate identification is legal, and the 4th pin output high level of U2 charges to C3 by D1, R4, make the anodal maintenance of C3 certain voltage, relay R elay 1 adhesive; If both are inconsistent, then indicate identification is illegal, and the 4th pin of U2 keeps low level, relay R elay 1 disconnects, the GSM unit sends alarming short message by servicing center to the user, carries the vehicle current position information of obtaining from the GPS unit in alarming short message;
The D.GSM unit is for the treatment of the GSM signal, and the GSM unit is connected with the 5th pin of control unit U2, adopts the serial communication mode to carry out data exchange between GSM unit and the U2; The user sends startup for the GSM unit with way of short messages by servicing center or removes the anti-theft state instruction, after the GSM unit receives information, information is transferred to U2 by the serial communication mode, U2 resolves the instruction that receives, if start the anti-theft state instruction, then the 6th pin of U2 keeps low level, and relay R elay 2 disconnects; If remove the anti-theft state instruction, the 6th pin output high level of U2 charges to C4 by D2, R5, makes the anodal maintenance of C4 certain voltage, relay R elay 2 adhesives;
The E.GPS unit is used for the gps signal that receives is handled, and the signal after will handling is transferred to control unit U2 in the mode of serial communication; The user sends for the GSM unit with way of short messages by servicing center extent directive is set, after the GSM unit receives information, information is transferred to U2 by the serial communication mode, U2 resolves the instruction that receives, if extent directive is set, then preserve the distance range that arranges in the extent directive, obtain automobile current position information and preservation from the GPS unit, start timer simultaneously, periodically read the automobile current position information from the GPS unit, and carry out distance relatively with the location information of preserving; When distance differs distance range default before surpassing, control unit U2 the 4th pin keeps low level, and relay R elay 1 disconnects, and GSM passes through servicing center in the unit, send alarming short message to the user, in alarming short message, carry the vehicle current position information of obtaining from the GPS unit;
F. voice alarm circuit is connected with control unit U2, the user sends tired running time for the GSM unit with way of short messages by servicing center instruction is set, after the GSM unit receives information, information is transferred to U2 by the serial communication mode, U2 resolves the instruction that receives, if tired running time arranges instruction, then the tired running time value that arranges in the instruction according to tired running time arranges timing unit, when the continuous driving time surpassed set tired running time value, control unit U2 control voice alarm circuit reminded chaufeur not want fatigue driving;
G. automobile circuit is connected with Relay 1, Relay 2, and only at two relays all during adhesive, automobile could normally start.
Wherein said relay comprises: relay main body and insurance parts, the relay main body comprises weak electricity system, strong power system, pedestal and case, weak electricity system comprises iron core, coil, yoke, armature and armature stage clip, it is characterized in that: these insurance parts have comprised 2 fuse receptacles and have been inserted in two wire fuses between fuse receptacle, a fuse receptacle top is connector, the bottom is connecting element, connecting element is fixed on the yoke, another fuse receptacle top is connector, one insulating spacer is set between this connector and yoke, bottom band one power pin and fixing feet, its power pin passes pedestal and is spacing on pedestal, fixing feet is inserted on the pedestal, and case top and two fuse receptacle corresponding positions arrange the wire fuse patchhole, and the insertion wire fuse inserts in the hole.
After having adopted such scheme, the signal of radio-frequency (RF) tag RFID module is sent in the data processing unit after receiving by antenna, become digital signal to be sent in the control unit by this cell translation, processing draws identity data through control unit, again with control unit in advance the storage identity data compare, if meet setting then be expressed as legal identity, simultaneously after anti-theft state is removed in the GSM unit, control unit sends first, second relay power and the closure that signal makes off-state, and automobile can normally start.When predefined identity data was not inconsistent in the identity data that receives and the unit sheet, circuit, oil circuit in the automobile can be locked and be reported to the police immediately, thereby had guaranteed to like the safety of car.
Description of drawings
Fig. 1 is a kind of system architecture diagram that prevents the warning device of car clout of the present invention.
Fig. 2 is the block diagram of the relay that uses among the present invention.
Fig. 3 is the STRUCTURE DECOMPOSITION scheme drawing of the relay that uses among the present invention.
The specific embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with accompanying drawing.
Referring to Fig. 1, the present invention is a kind of warning device that prevents car clout, comprise: radio frequency antenna (JP1), radio-frequency (RF) tag RFID module, GSM unit, GPS unit, data processing unit (U1), control unit (U2), voice alarm circuit and automobile circuit is characterized in that:
A.RF antenna JP1 provides energy to the RFID module with wireless mode, receives the analog signal that the RFID module is sent simultaneously, and will send into data processing unit U1 after the dividing potential drop of analog signal by first resistance R 1, first capacitor C 1, second capacitor C 2 that receive;
B. data processing unit U1 is programmable logic device (CPLD) or on-site programmable gate array FPGA, can select for use the MAX7000 family chip of MAXIM company to realize; U1 is connected with the 1st pin of control unit U2 by resistance R 2, is used for the state of control U1, and when the 1st pin of control unit U2 was exported high level, U1 enabled, otherwise, during output low level, the U1 dormancy; After U1 receives the analog signal of being imported by JP1, handle through filtering, and become digital serial signal to be sent to the 2nd pin of control unit U2 by resistance R 3 analog signal conversion by the comparator in the chip; Simultaneously, U1 output synchronizing clock signals is to the 3rd pin of U2, to make things convenient for accurately demodulation numeral serial signal of U2;
C. control unit U2 is the MSC-51 micro controller system, can select for use 8051 family chips commonly used to realize; Select for use between P1 mouth and U1 and be connected, the 4th pin (P1.4) of U2 is connected with relay R elay 1 by the circuit of being made up of diode IN4148 D1, resistance R 4 and capacitor C 3, and the 6th pin (P1.6) of U2 is connected with relay R elay 2 by the circuit of being made up of diode IN4148 D2, resistance R 5 and capacitor C 4; After U2 receives the digital serial signal of data processing unit U1 transmission, decoding is handled and is drawn identity information, again with U2 in the identity information preserved in advance compare, if both unanimities, then indicate identification is legal, and the 4th pin output high level of U2 charges to C3 by D1, R4, make the anodal maintenance of C3 certain voltage, relay R elay 1 adhesive; If both are inconsistent, then indicate identification is illegal, and the 4th pin of U2 keeps low level, relay R elay 1 disconnects, the GSM unit sends alarming short message by servicing center to the user, carries the vehicle current position information of obtaining from the GPS unit in alarming short message;
The D.GSM unit is for the treatment of the GSM signal, and the GSM unit is connected with the 5th pin (P1.5) of control unit U2, adopts the serial communication mode to carry out data exchange between GSM unit and the U2; The user sends startup for the GSM unit with way of short messages by servicing center or removes the anti-theft state instruction, after the GSM unit receives information, information is transferred to U2 by the serial communication mode, U2 resolves the instruction that receives, if start the anti-theft state instruction, then the 6th pin of U2 keeps low level, and relay R elay 2 disconnects; If remove the anti-theft state instruction, the 6th pin output high level of U2 charges to C4 by D2, R5, makes the anodal maintenance of C4 certain voltage, relay R elay 2 adhesives;
Relay R elay 1 and Relay 2 are the open type relay, all be serially connected among the power supply of automobile oil circuit or engine circuit, after entering the state of setting up defences, the P1.4 of U2 and P1.6 keep low level output, make relay remain open state, oil circuit or circuit supply on the automobile all is in open-circuit condition at this moment, guaranteed that vehicle can not catch fire and travel.Owing to be the open type relay, even be de-energized or dismantle, vehicle still is under the anti-theft state, has increased safety;
Car is in normally travelling in addition, namely removing under the anti-theft state, the P1.4 of control unit U2 and P1.6 change state, the output high level, give C1, C4 charging by D1, R1 and D2, R5, make the anodal certain voltage that keeps of C1, C4, the relay adhesive, oil circuit or circuit supply on the automobile revert to on-state.When driving, even be subjected to disturbing of short duration mistake is arranged, control unit U2 has sent low level signal, because the voltage of electric capacity can not change at once, automobile can normally be travelled in connection that still can guard relay, the minibreak phenomenon can not occur, increase reliability yet;
The E.GPS unit is used for the gps signal that receives is handled, and the signal after will handling is transferred to control unit U2 in the mode of serial communication; The user sends for the GSM unit with way of short messages by servicing center extent directive is set, after the GSM unit receives information, information is transferred to U2 by the serial communication mode, U2 resolves the instruction that receives, if extent directive is set, then preserve the distance range that arranges in the extent directive, obtain automobile current position information and preservation from the GPS unit, start timer simultaneously, periodically read the automobile current position information from the GPS unit, and carry out distance relatively with the location information of preserving; When distance differs distance range default before surpassing, control unit U2 the 4th pin keeps low level, and relay R elay 1 disconnects, and GSM passes through servicing center in the unit, send alarming short message to the user, in alarming short message, carry the vehicle current position information of obtaining from the GPS unit;
F. voice alarm circuit is connected with control unit U2, the user sends tired running time for the GSM unit with way of short messages by servicing center instruction is set, after the GSM unit receives information, information is transferred to U2 by the serial communication mode, U2 resolves the instruction that receives, if tired running time arranges instruction, then the tired running time value that arranges in the instruction according to tired running time arranges timing unit, when the continuous driving time surpassed set tired running time value, control unit U2 control voice alarm circuit reminded chaufeur not want fatigue driving;
G. automobile circuit is connected with Relay 1, Relay 2, and only at two relays all during adhesive, automobile could normally start.
Referring to Fig. 2,3, that the relay that uses in the fender guard adopts is a kind of AUTOMOTIVE RELAY with safety device (CN200810164226.X), comprises relay main body 10, case 8, fuse receptacle 4 and protective tube 7.
The main body 10 of relay is the same with existing relay, comprise yoke, coil pack, armature and contact system, iron core passes circular hole and yoke bottom circular aperture riveted in the middle of the bobbin frame, and the pin of yoke bottom it inserts in its dedicated slot and be fixed on the pedestal.
Above-mentioned case 8 tops and fuse receptacle 4, fuse receptacle 5 corresponding positions arrange wire fuse patchhole 81, insert wire fuse 7 in the patchhole 81, and wire fuse 7 is inserted in the standard socket 43,44, forms whole relay.
Adopt the advantage of this relay to be;
1, the general character is strong, can directly add safety device in existing relay product, and the standard connector has all been adopted on the top of two fuse receptacles, has kept specious, has improved the qualification rate of product, has also improved the standardization level of product.The production efficiency height provides cost savings.
2, wire fuse is inserted in the case top, and is both easy to install and replace, kept the appearance looks elegant of original AUTOMOTIVE RELAY again, and institute takes up space little.
Obviously, those skilled in the art should be understood that, above-mentioned control unit and the function of data processing unit can concentrate on the single device, perhaps be distributed in the system that a plurality of devices form, alternatively, they can be realized with calculating executable program code, thereby, they can be stored in the memory storage and be carried out by computer device, perhaps they are made into each integrated circuit modules respectively, perhaps become the single integrated circuit module to realize a plurality of module makings in them.Like this, the present invention is not restricted to any specific hardware and software combination.
Claims (2)
1. warning device that prevents car clout, include: radio frequency antenna JP1, radio-frequency (RF) tag RFID module, GSM unit, GPS unit, data processing unit U1, control unit U2, timing unit, voice alarm circuit and automobile circuit is characterized in that:
A.RF antenna JP1 provides energy to the RFID module with wireless mode, receives the analog signal that the RFID module is sent simultaneously, and will send into data processing unit U1 after the dividing potential drop of analog signal by first resistance R 1, first capacitor C 1, second capacitor C 2 that receive;
B. data processing unit U1 is programmable logic device (CPLD) or on-site programmable gate array FPGA, and U1 is connected with the 1st pin of control unit U2 by resistance R 2, is used for the state of control U1; After U1 receives the analog signal of being imported by JP1, handle through filtering, and become digital serial signal to be sent to the 2nd pin of control unit U2 by resistance R 3 analog signal conversion by the comparator in the chip; Simultaneously, U1 output synchronizing clock signals is to the 3rd pin of U2, to make things convenient for accurately demodulation numeral serial signal of U2;
C. control unit U2 is the MSC-51 micro controller system, the 4th pin of U2 is connected with relay R elay 1 by the circuit of being made up of diode D1, resistance R 4 and capacitor C 3, and the 6th pin of U2 is connected with relay R elay 2 by the circuit of being made up of diode D2, resistance R 5 and capacitor C 4; After U2 receives the digital serial signal of data processing unit U1 transmission, decoding is handled and is drawn identity information, again with U2 in the identity information preserved in advance compare, if both unanimities, then indicate identification is legal, and the 4th pin output high level of U2 charges to C3 by D1, R4, make the anodal maintenance of C3 certain voltage, relay R elay 1 adhesive; If both are inconsistent, then indicate identification is illegal, and the 4th pin of U2 keeps low level, relay R elay 1 disconnects, the GSM unit sends alarming short message by servicing center to the user, carries the vehicle current position information of obtaining from the GPS unit in alarming short message;
The D.GSM unit is for the treatment of the GSM signal, and the GSM unit is connected with the 5th pin of control unit U2, adopts the serial communication mode to carry out data exchange between GSM unit and the U2; The user sends startup for the GSM unit with way of short messages by servicing center or removes the anti-theft state instruction, after the GSM unit receives information, information is transferred to U2 by the serial communication mode, U2 resolves the instruction that receives, if start the anti-theft state instruction, then the 6th pin of U2 keeps low level, and relay R elay 2 disconnects; If remove the anti-theft state instruction, the 6th pin output high level of U2 charges to C4 by D2, R5, makes the anodal maintenance of C4 certain voltage, relay R elay 2 adhesives;
The E.GPS unit is used for the gps signal that receives is handled, and the signal after will handling is transferred to control unit U2 in the mode of serial communication; The user sends for the GSM unit with way of short messages by servicing center extent directive is set, after the GSM unit receives information, information is transferred to U2 by the serial communication mode, U2 resolves the instruction that receives, if extent directive is set, then preserve the distance range that arranges in the extent directive, obtain automobile current position information and preservation from the GPS unit, start timer simultaneously, periodically read the automobile current position information from the GPS unit, and carry out distance relatively with the location information of preserving; When distance differs distance range default before surpassing, control unit U2 the 4th pin keeps low level, and relay R elay 1 disconnects, and GSM passes through servicing center in the unit, send alarming short message to the user, in alarming short message, carry the vehicle current position information of obtaining from the GPS unit;
F. voice alarm circuit is connected with control unit U2, the user sends tired running time for the GSM unit with way of short messages by servicing center instruction is set, after the GSM unit receives information, information is transferred to U2 by the serial communication mode, U2 resolves the instruction that receives, if tired running time arranges instruction, then the tired running time value that arranges in the instruction according to tired running time arranges timing unit, when the continuous driving time surpassed set tired running time value, control unit U2 control voice alarm circuit reminded chaufeur not want fatigue driving;
G. automobile circuit is connected with Relay 1, Relay 2, and only at two relays all during adhesive, automobile could normally start.
2. according to a kind of warning device that prevents car clout described in the claim 1, wherein said relay comprises: relay main body and insurance parts, the relay main body comprises weak electricity system, strong power system, pedestal and case, weak electricity system comprises iron core, coil, yoke, armature and armature stage clip, it is characterized in that: these insurance parts have comprised 2 fuse receptacles and have been inserted in two wire fuses between fuse receptacle, a fuse receptacle top is connector, the bottom is connecting element, connecting element is fixed on the yoke, another fuse receptacle top is connector, one insulating spacer is set between this connector and yoke, bottom band one power pin and fixing feet, its power pin passes pedestal and is spacing on pedestal, fixing feet is inserted on the pedestal, case top and two fuse receptacle corresponding positions arrange the wire fuse patchhole, and the insertion wire fuse inserts in the hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101546616A CN102275565B (en) | 2011-06-09 | 2011-06-09 | Alarm device for preventing automobile theft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101546616A CN102275565B (en) | 2011-06-09 | 2011-06-09 | Alarm device for preventing automobile theft |
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| CN102275565A CN102275565A (en) | 2011-12-14 |
| CN102275565B true CN102275565B (en) | 2013-07-17 |
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| CN2011101546616A Expired - Fee Related CN102275565B (en) | 2011-06-09 | 2011-06-09 | Alarm device for preventing automobile theft |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102602362B (en) * | 2012-03-19 | 2013-12-18 | 南京航空航天大学 | Antitheft motor braking method for electric vehicle |
| CN102975688B (en) * | 2012-11-13 | 2015-01-14 | 杭州电子科技大学 | Wireless vehicle-mounted network intelligent anti-theft system |
| CN103332168A (en) * | 2013-06-14 | 2013-10-02 | 成都锐奕信息技术有限公司 | Vehicle-mounted anti-theft base station |
| CN104345324A (en) * | 2013-07-24 | 2015-02-11 | 北汽福田汽车股份有限公司 | GPS vehicle positioning method and apparatus, and vehicle |
| CN104648317B (en) * | 2013-11-21 | 2018-12-25 | 华为终端（东莞）有限公司 | Vehicle condition notice method and apparatus |
| CN109076360B (en) | 2016-03-31 | 2022-05-24 | 联想创新有限公司（香港) | Using location information to trigger a transmission |
| CN106043226A (en) * | 2016-06-20 | 2016-10-26 | 南京巨鲨显示科技有限公司 | Easy-to-track displayer with anti-theft alarming function |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2158825Y (en) * | 1992-09-30 | 1994-03-16 | 赵志容 | Telecontrolled anti-theft device for automobile and motor cycle |
| CN1150098A (en) * | 1995-11-16 | 1997-05-21 | 上海市旺豪科工贸开发部 | Digital radio transmitting safety protector for preventing vehicle from being stolen and hijacked |
| US7068151B2 (en) * | 2003-05-14 | 2006-06-27 | Giles Samuel K | Vehicle security system |
| TWI254001B (en) * | 2005-07-25 | 2006-05-01 | Sin Etke Technology Co Ltd | Anti-theft system of vehicle |
| JP2008115653A (en) * | 2006-11-07 | 2008-05-22 | Mazda Motor Corp | Locking device for vehicular door |
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