CN2507713Y - Intelligent antiforging car body data self-sending device for car - Google Patents
Intelligent antiforging car body data self-sending device for car Download PDFInfo
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- CN2507713Y CN2507713Y CN 01252670 CN01252670U CN2507713Y CN 2507713 Y CN2507713 Y CN 2507713Y CN 01252670 CN01252670 CN 01252670 CN 01252670 U CN01252670 U CN 01252670U CN 2507713 Y CN2507713 Y CN 2507713Y
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Abstract
The utility model relates to an intelligent anti-fake automatic alarm for vehicle bodies, which comprises a signal transceiver, a coding anti-fake device and a coding device. When receiving external detection signal, the intelligent anti-fake automatic alarm for vehicle bodies sends initial data of the vehicle to outside automatically, thereby anti-fake and burglarproof effect of the vehicle can be achieved. When the vehicle changes license plate, numbers of the original license plate sent by the intelligent automatic alarm for vehicle bodies are not changed, and the true and false can be identified by comparing original numbers with new numbers. When the vehicle changes an engine, a frame and colors or the vehicle is assembled illegally, random error can be caused to in-line coding. When a circuitry of the intelligent automatic alarm for vehicle bodies is short-circuited or damaged, error message sent by the intelligent automatic alarm for vehicle bodies can be detected by a check-out system. The utility model can be applied to check-out systems and managerial systems for vehicles, and has anti-fake and anti-reform structure, and convenient operation.
Description
Technical field: the utility model relates to a kind of vehicle body intelligent anti-counterfeiting self-sending device.
Background technology: in daily life, some lawless persons utilize the smuggling self-propelled vehicle, illegal assembling machine motor-car, means such as the many boards of one car are sought exorbitant profit, constantly take place to the economic criminal case that makes Automobile,, alter the means such as numbering of driving engine and escape traffic police vehicle management department by changing the legal licence plate of vehicle, the monitored control system of administrative departments such as road maintenance fee collection has brought very big difficulty to administrative control of a state.
Summary of the invention: whether legal a kind of vehicle body intelligent anti-counterfeiting of the utility model self-sending device's purpose be a kind ofly can discern vehicle self intelligent anti-counterfeiting self-sending device automatically by installing on auto body, this device can store the original data of self-propelled vehicle, can connect the original data of conveyer motor-car again by electromagnetic wave with existing communication network; And this device is disposable, and anyone is changing device more, and in-line coding will make mistakes, and the vehicle true and false is upright existing.
A kind of vehicle body intelligent anti-counterfeiting of the utility model self-sending device is by signal receiving/transmission device, and encode false-proof device and code device constitute.Described signal receiving/transmission device is made up of the input end of circuit card that is made of aerotron frequency-modulated transmitter, integrated circuit receiver in antenna, emission housing and the housing and modulation signal (touch-tone signal) and the signal output part and the internal electric source of output restituted signal thereof, and described code device is made up of box body, touch-tone signal input end and touch-tone signal mouth, false proof oscillator signal input end and level signal mouth, power supply and encode circuit plate.Described encode false-proof device is by box body, level signal input end and oscillator signal mouth, power supply and encode false-proof circuit card, and the bottom thermal insulation layer is formed.The input end of the modulation signal of described signal receiving/transmission device (touch-tone signal) connects code device touch-tone signal mouth, the mouth of the modulation signal of signal receiving/transmission device (touch-tone signal) connects code device touch-tone signal input end, the level signal mouth of described code device connects the level signal input end of encode false-proof device, and false proof oscillator signal input end connects the oscillator signal mouth of encode false-proof device.The box body of the box body of described code device and encode false-proof device adopts the disposable encapsulation of resin, and assurance device is installed the back code device and the encode false-proof device is not disassembled.When vehicle body intelligent anti-counterfeiting self-sending device receives the external detection signal, send the original data of this self-propelled vehicle automatically to the external world, reach vehicle antifalse, theft-proof effect.
Described signal receiving/transmission device internal electric source is by circuit of three-terminal voltage-stabilizing integrated generation+5V voltage source, and the external power supply of signal receiving/transmission device is connected the automobile storage battery power supply of 12V or 24V.When the antenna of described signal receiving/transmission device receives extraneous dual tone multiple frequency detection signal, can deliver to outside dual tone multiple frequency detection signal the touch-tone signal input end of code device by its touch-tone signal mouth.When described signal receiving/transmission device is subjected to the touch-tone signal of code device output, can be transmitted into the external world by antenna.
Described code device is fixed on the vehicle frame, and its power supply is supplied with by signal receiving and transmitting unit+5V power supply; The encode circuit plate by coding forms that circuit, coding form control circuit, the start-up circuit of encoding, false proof discriminator circuit, audio decoder decoding scheme, automatic train stop circuit form.
Described coding forms circuit and is made up of coding oscillator, counting machine, electrically-erasable memory device, gateable two four analog switches, dtmf generator; When the coding start-up circuit starts the oscillator of coding formation circuit, it is that 50% square wave is sent into rolling counters forward that oscillator produces dutycycle, count value output is as the address of electrically-erasable memory device, wherein the 5th of counting machine the count value directly do not sent into the electrically-erasable storage address, and as the oscillating circuit of control signal by the level signal mouth startup encode false-proof device of code device, when the input end of false proof discriminator circuit is received the output signal of encode false-proof device, after distinguishing signal is effective, level consistent with counting machine the 5th bit level of false proof discriminator circuit output is delivered to the 5th bit address end of electrically-erasable memory device, maximum memory capacity according to self-propelled vehicle original data needs, set the electrically-erasable memory device and get 8 bit address, together ground connection is held in other address input end and sheet choosing, therefore the counting machine maximum count value wants eight to satisfy the storage address demand, the 9th of counting machine connects the coding start-up circuit, reset level as the coding start-up circuit, the address of 2 two four analog switches of electrically-erasable memory device mouth gating, change the closure or the off-state of the row and column combined switch of dtmf generator, can produce different touch-tone signals, touch-tone signal is delivered to signal receiving/transmission device as modulation signal by the touch-tone signal mouth of code device, finishes the emission work of signal to the external world by signal receiving/transmission device.
The reverser that coding formation control circuit is made up of an OR-NOT circuit and another OR-NOT circuit is constituted, and wherein the output of previous OR-NOT circuit is the input of a back reverser.When signal receiving/transmission device is not received detection signal, high level of reverser output, electrically-erasable memory device, two four analog switches are high-impedance state, also just do not have touch-tone signal to produce.When the coding start-up circuit is sent the input end of a low level signal to previous joint denial gate here; The square-wave signal of coding oscillator is when delivering to another input end of previous joint denial gate, one of reverser output and the identical square-wave signal of coding vibration square-wave signal, the touch-tone signal of code device mouth output interruption.
The coding start-up circuit is made up of two D flip-flops, one of them D flip-flop connects into the pulsewidth time delay circuit, the non-return mouth of pulsewidth time delay circuit connects the level signal input end of second D flip-flop, when the decoding decoding scheme is sent second high level here before the pulsewidth time delay circuit resets, second D flip-flop inverse output terminal of coding start-up circuit starts coding and forms control circuit, and a high level of non-return mouth starts the coding oscillating circuit.
False proof discriminator circuit is made up of phaselocked loop and a comparator, the input end of phaselocked loop connects the false proof oscillator signal input end of code device, behind the square-wave signal of receiving the encode false-proof circuit, through phase-locked loop circuit prison frequency, prison phase, in case locking, the 5th corresponding level signal of counting machine is to electrically-erasable memory device the 5th bit address in one of comparator output and the coding formation circuit.
The audio decoder decoding scheme is made up of the decoder of dual tone multiple frequency demoder and BCD, described demoder input end connects code device touch-tone signal input end, when demoder is received touch-tone signal, after decoder decode, decoder for decoding, start coding start-up circuit or automatic train stop circuit.
The automatic train stop circuit is made up of two D flip-flops, one of them D flip-flop is connected into the pulsewidth time delay circuit, the non-return mouth of pulsewidth time delay circuit connects the level signal input end of second D flip-flop, when the decoding decoding scheme is sent second high level here before the pulsewidth time delay circuit resets, the non-return mouth of second D flip-flop of vehicle-parking circuit starts the automatic train stop executive circuit, disconnects the driving engine automatic power.
A bar shaped notch is arranged at described code device box body bottom, there is a covered wire to adhere to each other by notch and vehicle frame, code device in case of when dismounting covered wire can be torn, covered wire one end connects the electrically-erasable memory write function port in the code device coding formation circuit, the other end connects code device+5V power supply, pull apart this covered wire then the electrically-erasable memory device to write function effective, the coding of electrically-erasable memory inside storage is rewritten at random, the error in data of electrically-erasable memory device output reaches and prevents that code device is disassembled, the purpose of destroying.This thoroughly does away with the anti-counterfeiting line that the edge lead is the encode false-proof device.
The imitative pseudo-device of described coding is fixed on the cylinder body of engine sump tank top, and its power supply is supplied with by code device+5V power supply; The oscillating circuit that described circuit card is made up of joint denial gate constitutes, and resistance, electric capacity on the oscillating circuit are adjustable, can change the oscillation frequency of oscillating circuit by adjustment resistance, electric capacity.Oscillating circuit receives that by the level signal input end code device in-to-in counting machine five-digit number is according to the actuation signal of the level signal that provides as the imitative pseudo-device of coding, make described encode false-proof device in-to-in oscillating circuit starting oscillation, export the mouth of the square wave frequency signal of setting by oscillating circuit by the encode false-proof device, the square-wave signal of output is to the oscillator signal input end of encode circuit, the one side of the box body bottom contact cylinder body of the imitative pseudo-device of described coding has a notch, and a circuitry lines in the oscillating circuit is attached on the cylinder body above the engine sump tank with tape insulation gluing by notch.When the imitative pseudo-device of coding ran into dismounting, circuitry lines can be torn, and oscillating circuit quits work, and causes vehicle body intelligent anti-counterfeiting self-sending device output data mistake, reached the encode false-proof device and prevented the purpose dismantled.Because code device is could export correct touch-tone signal under all correct situation in the address that its memory device and encode false-proof device provide, and the level signal input end of encode false-proof device is with oscillator signal output end signal difference, so can avoid the encode false-proof device by short circuit.
The self-sending device is when self-propelled vehicle is changed licence plate to a kind of vehicle body intelligence of the utility model, because vehicle body intelligence is constant from the former trade mark that the self-sending device sent, both contrasts can be distinguish true from false.At self-propelled vehicle re-engining, vehicle frame, and during by illegal assembly unit, random error will take place in in-line coding.When vehicle body intelligence self-sending device circuit by short circuit or be damaged, vehicle body intelligence self-sending device sends wrong information, also can detected system discovery.A kind of vehicle body of the utility model intelligence self-sending device can be used for detecting test of vehicle, management system, and is easy to use, and device proper has false proof, anti-reconstruction structure, safe and reliable.
Description of drawings: Fig. 1: a kind of vehicle body intelligent anti-counterfeiting self-sending device's Facad structure scheme drawing.
Fig. 2: a kind of vehicle body intelligent anti-counterfeiting self-sending device's scheme of installation.
The encode circuit scheme drawing of Fig. 3, code device.
The encode false-proof circuit diagram of Fig. 4, encode false-proof device.
The specific embodiment: form by the input end 5 of the transmission circuit plate 23 in antenna 22, emission housing 1 and the housing, modulation signal (touch-tone signal) and the signal output part 4 and the internal electric source of output restituted signal thereof with reference to the described signal receiving/transmission device of Fig. 1.Described code device is fixed on the vehicle frame, form by box body 2, touch-tone signal input end 6 and touch-tone signal mouth 7, false proof oscillator signal input end 9 and level signal mouth 8, power supply V1 and encode circuit plate 24, box body 2 inwalls have a resin-encapsulated layer 13, the anti-counterfeiting line 17 that encode circuit plate 24 is drawn is attached to the bottom of box body 2, and power supply is supplied with by transmit receive unit+5V power supply V1.The imitative pseudo-device of described coding is fixed on the cylinder body of engine sump tank top, is made up of box body 3, level signal input end 11 and signal output part 10, power supply V2 and encode false-proof circuit card 25.One thermal insulation layer 12 is arranged at described circuit card bottom, and box body 3 inwalls have a resin-encapsulated layer 13, and the anti-counterfeiting line 14 that encode false-proof circuit card 25 is drawn passes the bottom that thermal insulation layer 12 is attached to box body 3, and power supply is supplied with by code device+5V power supply V1.
Signal receiving/transmission device Z1 with reference to the described a kind of vehicle body intelligent anti-counterfeiting self-sending device of Fig. 2 is installed in the automobile driving cabin J1, and code device Z2 is installed on the J2 of automotive frame, and encode false-proof device Z3 is installed on the cylinder body J3 of engine sump tank top.
With reference to the described encode circuit of Fig. 3 is the mouth 4 that is connected signal reception, feedway by the touch-tone signal input end 6 of demoder CMOS IC chip 8870; By chip MT8870 the touch-tone signal of receiving is converted to the binary-level signal and be sent to decoder chip CD4028; By decoder chip CD4028 binary signal being converted to decadic signaling again outputs in input end CP1, CP2 that triggers two binary pairs in the integrated circuit KZ1 or input end CP3, the CP4 that triggers two binary pairs in the integrated circuit KZ2; Trigger the priming supply control circuit 21 of integrated circuit KZ1 chip CD4013 mouth Q2 junctor motor-car, when triggering integrated circuit KZ1 chip CD4013 receives the energizing signal of decoder Y7, Y8 output, make self-propelled vehicle out of service; Trigger the clear terminal Cr of integrated circuit KZ2 chip CD4013 mouth Q4 linkage counter chip CD4040 and the input end 15 that coding forms the control chip CD4001 of circuit, the mouth Y2 that coding forms the control chip CD4001 of circuit connects electrically-erasable memory device E
2The permission data output end OE of PROM2864 and two four analog switches allow working end INT.Trigger the start end of integrated circuit KZ2 chip CD4013 mouth Q4 connection oscillator chip NE555, the pulse input end CP5 of the input end 16 sum counter chip CD4040 of the control chip CD4001 of the oscillator signal mouth connection coding formation circuit of oscillator chip NE555; Pulse signal starting counter chip CD4040 begins counting, the full position end Q9 of counter chip CD4040 connects the zero setting end R4 that triggers second binary pair in the integrated circuit KZ2, counter chip CD4040 mouth Q5 is the level signal mouth 8 of this code device, the input end 11 that connects encode false-proof device chip CD4001 is as the actuation signal of oscillating circuit; Mouth Q1, the Q2 of counter chip, Q3, Q4, Q8, Q6, Q7 connect electrically-erasable memory chip E respectively
2Address input end A0, the A1 of PROM2864, A2, A3, A7, A5, A6; Electrically-erasable memory chip E
2The address input end A4 of PROM2864 connects the mouth of comparator circuit, electrically-erasable memory chip E
2PROM2864 write function port WE connect code device+the 5V power supply, line is the anti-counterfeiting line 17 of described code device, electrically-erasable memory chip E
2The mouth of PROM2864 connects the address end of two two four analog switch chip CD4052 respectively; The switch of two two four analog switch chip CD4052 connects dual tone multiple frequency IC chip TP5087; The mouth of dual tone multiple frequency IC chip TP5087 is the touch-tone signal mouth 7 of this code device.Described comparator circuit is made up of op amp chip LM324, and its input end connects the locking indication end of phase-locked loop chip NE567; The input end of phase-locked loop chip NE567 is the false proof oscillator signal input end 9 of this code device, connects the mouth 10 of encode false-proof device.
Form by CMOS IC chip CD4001 and external circuit with reference to the described encode false-proof circuit of Fig. 4, chip CD4001 input end is the level signal input end 11 of encode false-proof device, the mouth 8 that connects the code device counting machine, the electric wire 14 of encode false-proof device is an encode false-proof device anti-counterfeiting line, the mouth 10 of encode false-proof circuit, the input end 9 of connection code device phaselocked loop.
Attached: the related bibliography of a kind of vehicle body intelligent anti-counterfeiting of the utility model self-sending device:
1, the complete works of cmos circuit fascicle (P119, P261, P199, P207, P360 to P361, P556 to P557, P427 to P428) of Chinese integrated circuit national defence press
2,2MCS-51 series monolithic interface circuit and Application Instance (P24) Beijing Institute of Aeronautics press
3, the little making of practical household electrical appliances (P136 to P137, P144 to 145) Science Press is 1992 years
Claims (4)
1, a kind of vehicle body intelligent anti-counterfeiting of the utility model self-sending device is by signal receiving/transmission device, encode false-proof device and code device constitute, it is characterized in that: the imitative pseudo-device of described coding is made up of box body 3, level signal input end 11 and signal output part 10 and encode false-proof circuit, and described code device is made up of box body 2, touch-tone signal input end 6 and touch-tone signal mouth 7, level signal input end 9 and signal output part 8 and encode circuit.
2, according to the described a kind of vehicle body intelligent anti-counterfeiting self-sending device of claim 1, its encode false-proof device and code device respectively have an anti-fuze of removing.
3, according to the described a kind of vehicle body intelligent anti-counterfeiting self-sending device of claim 1, the memory device of its code device adopts the electrically-erasable memory device.
4, according to the described a kind of vehicle body intelligent anti-counterfeiting self-sending device of claim 1, imitative pseudo-device box body 3 of its coding and the disposable encapsulation of code device box body 2 usefulness resins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01252670 CN2507713Y (en) | 2001-11-29 | 2001-11-29 | Intelligent antiforging car body data self-sending device for car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01252670 CN2507713Y (en) | 2001-11-29 | 2001-11-29 | Intelligent antiforging car body data self-sending device for car |
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| Publication Number | Publication Date |
|---|---|
| CN2507713Y true CN2507713Y (en) | 2002-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01252670 Expired - Fee Related CN2507713Y (en) | 2001-11-29 | 2001-11-29 | Intelligent antiforging car body data self-sending device for car |
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| Country | Link |
|---|---|
| CN (1) | CN2507713Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110513179A (en) * | 2018-05-21 | 2019-11-29 | 罗伯特·博世有限公司 | Selective catalytic reduction device and its authentication module for vehicle exhaust processing |
-
2001
- 2001-11-29 CN CN 01252670 patent/CN2507713Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110513179A (en) * | 2018-05-21 | 2019-11-29 | 罗伯特·博世有限公司 | Selective catalytic reduction device and its authentication module for vehicle exhaust processing |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |