CN1193579A - Electronic license tag of automotives - Google Patents
Electronic license tag of automotives Download PDFInfo
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- CN1193579A CN1193579A CN98113933A CN98113933A CN1193579A CN 1193579 A CN1193579 A CN 1193579A CN 98113933 A CN98113933 A CN 98113933A CN 98113933 A CN98113933 A CN 98113933A CN 1193579 A CN1193579 A CN 1193579A
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Abstract
An electronic number plate of motor-driven vehicles is composed of casing and display device. The partitions are used between transparent plate, number plate and circuit board, all of them are installed in casing and then to vehicle body. Chinese character and numberals ICs are installed on number plate. The circuit board is composed of such circuit units as remote controlled transmitter and receiver, oscillation controlled display, asking for help, collision detection, and ultrasonic transmitter and receiver. Its advantages include convenient management and multiple functions.
Description
The invention belongs to license plate for vehicle structure Design and manufacturing technology, relate to electron controls technology.
At present, both at home and abroad the common employing sheet metal of license plate for vehicle is stamped to form, and manufacturing technology is simple, and is easily imitated, and it is very serious to usurp, use and palm off the licence plate phenomenon.Night, license number did not see Chu at all, and the hit-and-run phenomenon often takes place, and investigated and prosecuted case to traffic management system and brought very big difficulty.
The purpose of this invention is to provide a kind of employing high brightness luminescent pipe and do demonstration, can command behind the scenes and dodge board, blow a whistle, plunder alarm, the impact detection board that goes out, the electronic license for motor vehicle of obstacle prompting in the 40m of the place ahead.
The object of the present invention is achieved like this, and it is made of housing and word code display unit, separates with dottle pin between word code display unit isotropic disk, word code plate and the wiring board, and the dress sealing shroud is packed in the housing, covers the back shroud with through wires hole, is screwed.Be fixed on the body panels by bolt, nut, rubber cradle, the bolt tail hole penetrates lead sealing.Be equipped with Chinese character and digital LED integrated package on the word code plate, the wiring board circuit is divided into eight parts, remote controlled transmitting circuit, remote-control receiving circuit, oscillation control circuit, licence plate display circuit, the circuit of requiring assistance, collision detection circuit, ultrasonic transmit circuit, super sonic acceptor circuit, connect into by TWH9256 and TWH630 integrated package and to shake the control transmission circuit, by TWH9258, TWH631 and latch 4013 integrated packages and relay K
1Connect into and shake the control acceptor circuit, by integrated package 555 and relay K
2Connect into oscillation control circuit, form the licence plate display circuit by high brightness LED and current-limiting resistance, connect into the circuit of requiring assistance by ic 555, counting machine 4040 and latch 4013, by accelerometer MMA40G10S, comparator LM311 and latch 4013 and relay K
3Connect into collision detection circuit, form relaxation oscillator by 40KHZ crystal, phase inverter 4049, oscillator and ultrasound transmitter device GC-40T connect into ultrasonic transmit circuit, constitute the super sonic acceptor circuit by ultrasonic receiver GC-40R, op amp LM324-a, LM324-b, LM324-c, LM324-d.
Advantage of the present invention is, and is rational in infrastructure, is convenient to management, when the police desires to halt certain car, can press the control key on the remote control mobile phone, send information, after the licence plate acceptor circuit is received information, the flicker of automatic guidance licence plate, little siren pipes in the car simultaneously, and the prompting driver is stopped, otherwise automobile will continue this state always, even driver's escape is also not serious in violation of rules and regulations, the mobile phone that has only the traffic police to grasp just can recover normal with licence plate and sound equipment.After automobilist's chance is robbed, as long as press the switch in shelter in the operator's compartment silently, through time-delay in two minutes, the circuit of requiring assistance can make licence plate not stop flicker, and siren is rung simultaneously, also can be left away safely and between time delay, rob the driver, even the ruffian rob car because sound mal, fear that the traffic police asks, and dare not calmly car be driven away, have at last abandon.In collision happens, can detect this signal exactly, licence plate power supply itself is cut off, will not be shown, must light owing to car plate night like this, licence plate extinguishes after making thing, the troublemaker can't be escaped, and when daytime, the traffic police inquired about, the mobile phone remote car plate did not work, then can conclude accident, therefore can be reduction escaping behavior after traffic accident phenomenon a kind of restriction measure is provided.Can detect obstacle, movable object etc. in the 40m of the place ahead, the interior red light of car was shinny immediately when there is something special, reminded the driver to travel at a slow speed, avoided accident to take place.
The present invention is described in detail below in conjunction with drawings and Examples
Fig. 1 is a scheme drawing of the present invention
Fig. 2 is a structure A-A cutaway view of the present invention
Fig. 3 shakes control transmission circuit figure for the present invention
Fig. 4 receives and asks slow circuit diagram for the present invention shakes control
Fig. 5 is oscillation control circuit figure of the present invention
Fig. 6 is licence plate display circuit figure of the present invention
Fig. 7 is collision detection circuit figure of the present invention
Fig. 8 is ultrasonic transmit circuit figure of the present invention
Fig. 9 is super sonic acceptor circuit figure of the present invention
This licence plate is made of housing and word code display unit, as shown in Figure 2, separate with dottle pin 5 between isotropic disk 2, word code plate 3 and the wiring board 4, dress sealing shroud 6 is packed in the housing 1, cover back shroud 8 with through wires hole 9, fastening with screw 7, be fixed on the body panels 14 by bolt 10, nut 12, rubber cradle 11, the bolt tail hole penetrates lead sealing 13.Be equipped with Chinese character and digital LED integrated package on the word code plate, the wiring board circuit divides eight parts, remote controlled transmitting circuit, remote-control receiving circuit, oscillation control circuit, licence plate display circuit such as Fig. 3 are to shown in Figure 6, TWH9256 and TWH9258 are a pair of multichannel remote control volume, the decoder ics that comprises 12 bit address, TWH630 and TWH631 then are long wave numeral, signal generator, the receptors of band antenna in a pair, and two pairs of circuit cooperate forms remote control emission, reception and control part.Remote controlled transmitting circuit is contained in the mobile phone by 4 1.5 volts of powered battery, and TWH9256 is 18 pin integrated circuit, and wherein 1～8,10～13 is 12 bit address coding sides, and outside 12, the 13 pin ground connection, 1～8,10～11 are connected to mobile phone button S respectively in the dividing circuit
1～S
10Represent 0～90 numeral respectively, 15 pin and the external oscillation resistance of 16 pin provide clock signal for sending data in the sheet, and 14 pin are that sending end is effectively low, the external control key S of 14 pin
0, work as S
0When pressing, by S
1～S
10The address data signal of forming sends by 17 pin serials, and 17 pin link to each other with the 2 pin data input pins of TWH630, and directly the band antenna transmission is to the space in TWH630 after modulating in TWH630 inside for data, and operating distance can reach 100.The remote-control receiving circuit TWH631 that is contained on the licence plate wiring board receives this signal, after demodulation, deliver to the 14 pin serial data input ends of TWH9258 by 2 pin, 1～8 pin of TWH9258,10～13 pin are that 12 bit address are provided with the position, same 12,13 pin ground connection, 1～8,10～11 represent 0～90 numeral, by short circuit wire jumper W
1, W
2The license number of forming is provided with end and the signal that receives continuously relatively after two groups, if identical then high level of 17 pin output of 9258,17 pin link to each other with 3 pin clock signals of latch 4013, latch 4013 data terminal D link to each other with the Q end, and the Q end is 1 after powering on, so during the 3 pin positive rises, latch 4013 data output ends 1 pin Q is output as high level, Q is zero, and 1 pin is connected to resistance R
6And aerotron V
1, when Q is 1, V
1Conducting, then 6V relay K
1Adhesive.K
1Open contact K
1-2Be connected to the little siren of 12V battery and TWH11, this closing of contact, then siren is rung, and another group contact K
1-1, then be connected to the power end of the ic 555 of oscillation control circuit, this contact open at ordinary times, circuit is not worked, and after the closing of contact, circuit is started working, and exports a high impulse each second, R
4, R
7And C
4Be oscillation resistance and electric capacity, behind 555 the 3 pin output high impulse, promote aerotron V
4Also each in second break-make once, relay K then
2Also each second, closure disconnected once, relay K
2The contact then be connected in the current supply circuit of licence plate display circuit K
2-1Be this contact.Licence plate display circuit V
7～V
13Represent Chinese character, letter and five numerals in the licence plate respectively, they are made up of the light-emitting diode of super brightness, and R
9～R
15For current-limiting resistance prevents the excessive damage diode of electric current, because K
2-1Break-make, make licence plate be blink states.If want to make above-mentioned recovering state normal, the control button that need only press a remote control mobile phone again gets final product.S
0After pressing once more, data are after relatively admitting, and 17 pin of the TWH9258 of remote-control receiving circuit are exported high level, because last time latch Q was output as 1, and Q is a zero condition, so the low level of data terminal D is delivered to mouth Q again when jumping on 17 pin occur, making Q is zero, then aerotron V
1Be off condition, simultaneously relay K
1Discharge, 555 circuit are not worked, three plate pipe V
4End relay K
2Discharge its contact K
2-1Disconnect, licence plate extinguishes, and siren puts out sound, promptly recovers normal.The circuit of requiring assistance adopts ic 555, counting machine CD4040 as shown in Figure 4, reaches latch 4013 (only using half, second half its usefulness), by 555 circuit and resistance R
19, R
20And capacitor C
6Form a basic astable multivibrator that oscillation frequency is 30HZ, its output pulse is directly caused the 10 pin clock signal input terminals of 12 grades of counting machine CD4040 by 3 pin, at oscillator signal promptly during the falling edge of 10 pin input pulses, rolling counters forward, the Gao Wuwei that CD4040 has only used its counting to export in the circuit is Q
8(11 pin)～Q
15(1 pin), these five by short circuit wire jumper W
3Be connected to one, in order to select delay time (being advisable in two minutes), when counter values arrives this, export a high impulse, this pulse is connected on clock signal input terminal 3 pin of latch 4013, because of latch 4013 data terminals 5 pin have been connected on the high level, so being 1 pin, latch mouth Q becomes high level, so triode V
6Conducting, V
6Collecting electrode be connected with a diode V
5Negative pole, work as V
5Behind the negative terminal current potential step-down, cause aerotron V
1Collecting electrode step-down, relay K
1Adhesive is by K
1The little siren and the oscillating circuit of control are started working, so the licence plate flicker, siren is rung.Collision detection circuit as shown in Figure 7, this collision detection circuit adopts the accelerometer MMA40G10S of the up-to-date release of U.S. Motorola Inc. to do impact detection, this accelerometer is used for measuring impact and the vibration signal that is derived from horizontal direction specially, its operating voltage is 5V, and output is between the 0.3V to 4.7V, the impact equivalent of corresponding different brackets, mouth 5 pin of MMA40G10S are connected to positive input 2 pin of comparator LM311 in this circuit, negative input 3 pin of LM311 then connect a potential device and divider resistance, MMA40G10S output LOW voltage at ordinary times, after collision takes place, 2 pin voltages sharply raise, surpass 3 pin voltages, thereby comparator upset output high level is to clock signal input terminal 11 pin of latch 4013, and its data terminal 9 pin connect high level, thereby when high impulse appears in 11 pin, its mouth 13 pin to high level, make V by low transition
16Conducting, relay K
3Adhesive, K
3After the adhesive, its normally closed contact K
3-1Disconnect, so power supply 12V is cut off in the circuit, the licence plate outage is extinguished.Ultrasonic transmit circuit, super sonic acceptor circuit such as Fig. 8 are to shown in Figure 9, and ultrasonic transmit circuit is formed a relaxation oscillator by crystal and the phase inverter 4049 of 40KHZ, produce the oscillating impulse of 40KHZ.6 pin output by phase inverter 4049 promotes HF switch pipe V
18Conducting ends, thereby the pulse of 40KHZ is applied on the ultrasound transmitter device GC-40T, and GC-40T then is converted into super sonic to spatial emission with the pulse of this 40KHZ.When obstacle occurring in the 40m of the place ahead, this ultrasonic signal is reflected, and the super sonic acceptor circuit is promptly started working.By GC-40R this small signal is picked up, during clear, GC-40R output modulation signal is a straight line, when obstacle at ordinary times, the bag route signal that GC-40R exports a continuous impulse is sent into op amp LM324-a and is amplified, and the signal after the amplification is delivered to V by the output of 1 pin
20Negative terminal is by V
20With R
48Form a negative peak detecter to recover the bag route.Forming the second stage by LM324-b amplifies, signal after recovering is amplified again, because its time constant makes speed lower, only allow by bag route signal, its output is the power of representative bag route signal directly, be a direct current level,, then be output as a positive level or negative level herein if obstacle is arranged.The third stage is amplified by V
17, V
18Form a differential amplifier, can detect positive pulse or back pulse, if clear, then the 7th pin voltage of LM324 just in time is half of power line voltage, at this moment V
17, V
18All not conductings, the 8 pin output low levels of LM324, when signal surpass+during 0.7V, V
18Conducting uprises the output of 8 pin, if signal is lower than-0.7V V
17Conducting also makes 8 pin uprise level, so this level is equivalent to a windows detecting device, it can be converted to any signal by filter the enough big pulse of amplitude and makes diode V to constitute monostable trigger by LM324-d
19Luminous, thus remind driver the place ahead that obstacle is arranged, travel at a slow speed, avoid accident to take place.
Claims (3)
1. electronic license for motor vehicle, constitute by housing and word code display unit, it is characterized in that word code display unit isotropic disk (2), separate with dottle pin between word code plate (3) and the wiring board (4), dress sealing shroud (6) is packed in the housing (1), cover the have through wires hole back shroud (8) of (9), fastening with screw, be equipped with Chinese character and digital LED integrated package on the word code plate, the wiring board circuit is divided into eight parts, remote controlled transmitting circuit, remote-control receiving circuit, oscillation control circuit, the licence plate display circuit, the circuit of requiring assistance, collision detection circuit, ultrasonic transmit circuit, the super sonic acceptor circuit, connect into by TWH9256 and TWH630 integrated package and to shake the control transmission circuit, by TWH9258, TWH631 and latch 4013 integrated packages and relay K
1Connect into and shake the control acceptor circuit, by integrated package 555 and relay K
2Connect into oscillation control circuit, form the licence plate display circuit by high brightness LED and current-limiting resistance, connect into the circuit of requiring assistance by ic 555, counting machine 4040 and latch 4013, by accelerometer MMA40G10S, comparator LM311 and latch 4013 and relay K
3Connect into collision detection circuit, form relaxation oscillator by 40KHZ crystal, phase inverter 4049, oscillator and ultrasound transmitter device GC-40T connect into ultrasonic transmit circuit, constitute the super sonic acceptor circuit by ultrasonic receiver GC-40R, op amp LM324-a, LM324-b, LM324-c, LM324-d.
2. electronic license for motor vehicle according to claim 1 is characterized in that being fixed on the body panels (14) by bolt (10), nut (12), rubber cradle (11), and the bolt tail hole penetrates lead sealing (13).
3. electronic license for motor vehicle according to claim 1, it is characterized in that remote controlled transmitting circuit is by 4 1.5 volts of powered battery, be contained in the mobile phone, TWH9256 is 18 pin integrated circuit, wherein 1～8,10～13 is 12 bit address coding sides, outside 12, the 13 pin ground connection, 1～8,10～11 are connected to mobile phone button S respectively in the dividing circuit
1～S
10Represent 0～90 numeral respectively, 15 pin and the external oscillation resistance of 16 pin provide clock signal for sending data in the sheet, and 14 pin are that sending end is effectively low, the external control key S of 14 pin
0, work as S
0When pressing, by S
1～S
10The address data signal of forming sends by 17 pin serials, 17 pin link to each other with the 2 pin data input pins of TWH630, data directly are with antenna transmission to the space after modulating in TWH630 in TWH630 inside, be contained in remote-control receiving circuit TWH631 on the licence plate wiring board and receive that this signal delivered to the 14 pin serial data input ends of TWH9258 by 2 pin after demodulation, 1～8 pin of TWH9258,10～13 pin are that 12 bit address are provided with the position, same 12,13 pin ground connection, 1～8,10～11 represent 0～90 numeral, by short circuit wire jumper W
1, W
2The license number of forming is provided with end and the signal that receives continuously relatively after two groups, if identical then high level of 17 pin output of 9258,17 pin link to each other with 3 pin clock signals of latch 4013, latch 4013 data terminal D link to each other with the Q end, and the Q end is 1 after powering on, so during the 3 pin positive rises, latch 4013 data output ends 1 pin Q is output as high level, Q is zero, and 1 pin is connected to resistance R
6And aerotron V
1, when Q is 1, V
1Conducting, then 6V relay K
1Adhesive, K
1Open contact K
1-2Be connected to the little siren of 12V battery and TWH11, this closing of contact, then siren is rung, and another group contact K
1-1, then be connected to the power end of the ic 555 of oscillation control circuit, this contact open at ordinary times, circuit is not worked, and after the closing of contact, circuit is started working, and exports a high impulse each second, R
6, R
7And C
4Be oscillation resistance and electric capacity, behind 555 the 3 pin output high impulse, promote aerotron V
4Also each in second break-make once, relay K then
2Also each second, closure disconnected once, relay K
2The contact then be connected in the current supply circuit of licence plate display circuit K
2-1Be this contact, licence plate display circuit V
7～V
13Represent Chinese character, letter and five numerals in the licence plate respectively, they are made up of the light-emitting diode of super brightness, and R
9～R
15For current-limiting resistance prevents the excessive damage diode of electric current, because K
2-1Break-make, make licence plate be blink states, if want to make above-mentioned recovering state normal, need only press the control button of a remote control mobile phone again, S
0After pressing once more, data are after relatively admitting, and 17 pin of the TWH9258 of remote-control receiving circuit are exported high level, because last time latch Q was output as 1, and Q is a zero condition, so the low level of data terminal D is delivered to mouth Q again when jumping on 17 pin occur, making Q is zero, then aerotron V
1Be off condition, simultaneously relay K
1Discharge, 555 circuit are not worked, aerotron V
4End relay K
2Discharge its contact K
2-1Disconnect, licence plate extinguishes, and siren puts out sound, and the circuit of requiring assistance adopts ic 555, counting machine CD4040 and latch 4013, by 555 circuit and resistance R
19, R
20And capacitor C
6Form a basic astable multivibrator that oscillation frequency is 30HZ, its output pulse is directly caused the 10 pin clock signal input terminals of 12 grades of counting machine CD4040 by 3 pin, at oscillator signal promptly during the falling edge of 10 pin input pulses, rolling counters forward, the Gao Wuwei that CD4040 has only used its counting to export in the circuit is Q
8～Q
15, these five by short circuit wire jumper W
3Be connected to wherein one, in order to select delay time, when counter values arrives this, export a high impulse, this pulse is connected on clock signal input terminal 3 pin of latch 4013, because of latch 4013 data terminals 5 pin have been connected on the high level, so being 1 pin, latch mouth Q becomes high level, so triode V
6Conducting, V
6Collecting electrode be connected with a diode V
5Negative pole, work as V
6Behind the negative terminal current potential step-down, cause aerotron V
1Collecting electrode step-down, relay K
1Adhesive is by K
1The little siren and the oscillating circuit of control are started working, so licence plate flicker, siren is rung, collision detection circuit adopts accelerometer MMA40G10S to do impact detection, accelerometer is used for measuring impact and the vibration signal that is derived from horizontal direction specially, its operating voltage is 5V, and output is between the 0.3V to 4.7V, the impact equivalent of corresponding different brackets, mouth 5 pin of MMA40G10S are connected to positive input 2 pin of comparator LM311 in this circuit, negative input 3 pin of LM311 then connect a potential device and divider resistance, MMA40G10S output LOW voltage at ordinary times, after collision took place, 2 pin voltages sharply raise, surpass 3 pin voltages, thereby comparator upset output high level is to clock signal input terminal 11 pin of latch 4013, and its data terminal 9 pin connect high level, thereby when high impulse appears in 11 pin, its mouth 13 pin to high level, make V by low transition
15Conducting, relay K
3Adhesive, K
3After the adhesive, its normally closed contact K
3-1Disconnect, so power supply 12V is cut off in the circuit, the licence plate outage is extinguished, and ultrasonic transmit circuit is formed a relaxation oscillator by crystal and the phase inverter 4049 of 40KHZ, produces the oscillating impulse of 40KHZ, by the 6 pin output promotion HF switch pipe V of phase inverter 4049
16Conducting ends, thereby the pulse of 40KHZ is applied on the ultrasound transmitter device GC-40T, GC-40T then is converted into super sonic to spatial emission with the pulse of this 40KHZ, when obstacle occurring in the 40m of the place ahead, this ultrasonic signal is reflected, the super sonic acceptor circuit is promptly started working, by GC-40R this small signal is picked up, at ordinary times during clear, GC-40R output modulation signal is a straight line, when obstacle, the bag route signal that GC-40R exports a continuous impulse is sent into op amp LM324-a and is amplified, and the signal after the amplification is delivered to V by the output of 1 pin
20Negative terminal is by V
20With R
48Form a negative peak detecter to recover the bag route, forming the second stage by LM324-b amplifies, signal after recovering is amplified again, because its time constant makes speed lower, only allow by bag route signal, its output is the power of representative bag route signal directly, it is a direct current level, if obstacle is arranged, then be output as a positive level or negative level herein, the third stage is amplified by V
17, V
18Form a differential amplifier, can detect positive pulse or back pulse, if clear, then the 7th pin voltage of LM324 just in time is half of power line voltage, at this moment V
17, V
18All not conductings, the 8 pin output low levels of LM324, when signal surpass+during 0.7V, V
18Conducting uprises the output of 8 pin, if signal is lower than-0.7V V
17Conducting also makes 8 pin uprise level, so this level is equivalent to a windows detecting device, it can be converted to any signal by filter the enough big pulse of amplitude and makes diode V to constitute monostable trigger by LM324-d
19Luminous.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98113933A CN1193579A (en) | 1998-04-22 | 1998-04-22 | Electronic license tag of automotives |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98113933A CN1193579A (en) | 1998-04-22 | 1998-04-22 | Electronic license tag of automotives |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1193579A true CN1193579A (en) | 1998-09-23 |
Family
ID=5223624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN98113933A Pending CN1193579A (en) | 1998-04-22 | 1998-04-22 | Electronic license tag of automotives |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1193579A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102036525A (en) * | 2010-11-08 | 2011-04-27 | 苏州海格新能源汽车电控系统科技有限公司 | Rear cover for hybrid monitor |
| CN106143344A (en) * | 2015-04-02 | 2016-11-23 | 上海仪电(集团)有限公司 | A kind of intelligent RFID car plate of integrated PM2.5 Detection of Air Quality sensor |
| CN109649360A (en) * | 2019-01-18 | 2019-04-19 | 佛山职业技术学院 | A kind of method and system of automobile evacuation pedestrian |
-
1998
- 1998-04-22 CN CN98113933A patent/CN1193579A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102036525A (en) * | 2010-11-08 | 2011-04-27 | 苏州海格新能源汽车电控系统科技有限公司 | Rear cover for hybrid monitor |
| CN106143344A (en) * | 2015-04-02 | 2016-11-23 | 上海仪电(集团)有限公司 | A kind of intelligent RFID car plate of integrated PM2.5 Detection of Air Quality sensor |
| CN106143344B (en) * | 2015-04-02 | 2024-02-06 | 上海仪电(集团)有限公司 | Intelligent RFID license plate integrated with PM2.5 air quality detection sensor |
| CN109649360A (en) * | 2019-01-18 | 2019-04-19 | 佛山职业技术学院 | A kind of method and system of automobile evacuation pedestrian |
| CN109649360B (en) * | 2019-01-18 | 2024-01-30 | 佛山职业技术学院 | Method and system for avoiding pedestrians by automobile |
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