CN1303576C - Intelligent highway early warning system - Google Patents
Intelligent highway early warning system Download PDFInfo
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- CN1303576C CN1303576C CNB021531722A CN02153172A CN1303576C CN 1303576 C CN1303576 C CN 1303576C CN B021531722 A CNB021531722 A CN B021531722A CN 02153172 A CN02153172 A CN 02153172A CN 1303576 C CN1303576 C CN 1303576C
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Abstract
The present invention relates to an intelligent expressway early warning system which belongs to the technical field of electronic information. The present invention comprises early warning machines (14), a code writing machine (13), electronic road signs (12) and an alarm reception dispatching machine (11). When vehicles which are provided with the early warning machines (14) run on roads, codes are written by the code writing machine, and vehicle patterns are recorded into files. When the vehicles pass each electronic road sign, the vehicles can receive coordinate information sent by the electronic road sign. When vehicle collision accidents occur, speed variation sensors in the early warning machines detect signals, so the present invention alarms by lamp light and sends alarm information to the electronic road signs and the following vehicles. The signals are forwarded to the alarm reception dispatching machine and far vehicles by the electronic road signs. When the early warning machines in the vehicles receive the alarm information, the vehicles are prompt by sound and light. Alarm sound is send when the vehicles run at overspeed, slow down and stop. The early warning machines can be manually controlled to send various recourse signals. Thereby, fast early warning and information management are realized when expressway traffic accidents occur.
Description
Technical field the present invention relates to a kind of intelligent expressway early warning system, belongs to electronic information field, is the renewal product of the information-based equipment of existing highway.
The current highway total kilometrage both at home and abroad of background technology has reached 160,000 kilometers, and is in Rapid development stage.But the operation of highway and source of early warning fall behind both at home and abroad, at present, a kind of is to send the accident spot coordinate information by vehicle GPS to service area, another kind is that the people by the place that has an accident report to the police to service area by the alarm call in roadside, the service area center of receiving a crime report manually sends early warning information to warning sign again, thus the caution succeeding vehicle.Under inclement weather conditions, the more difficult information warning that in time obtains of driver, thereby cause the major accident of hundreds of rear-end collision to happen occasionally, therefore, highway can only be closed under boisterous situation, the quick early warning and the intelligent management of highway more and more are subjected to people's attention and attention.Recently, someone invents a kind of " anxious deceleration regime sensor and signal control circuit thereof and the lamp of bringing to a halt " (number of patent application: 98814167.1), can detect the signal of bringing to a halt and collide, but defective is: do not have heating apparatus, when temperature is low, can't use; Belong to antivacuum device, metal contact can oxidation, can not the anxious reduce-speed sign of reliable detection; Can't the inspection vehicle back by the accident of hitting.More can't adapt to the intelligent information management of highway.
Summary of the invention is at above problem, the purpose of this invention is to provide a kind of high-performance, intelligent expressway early warning system device cheaply.
Technical scheme of the present invention be comprise early warning plane (14), write ink recorder (13), electronic route sign (12), the dispatcher of receiving a crime report (11).When the vehicle approach of early warning plane (14) is housed, by write ink recorder (13) finish write the sign indicating number and this vehicle image file, after setting out on a journey during through each electronic route sign (12), can receive the coordinate information that electronic route sign (12) sends, during vehicle generation car accident, dynamic pickup in the early warning plane (14) detects signal, makes light caution and emission warning message give electronic route sign (12) and succeeding vehicle, is transmitted to dispatcher of receiving a crime report (11) and vehicle far away by electronic route sign (12).Early warning plane in vehicle (14) is received then acousto-optic hint of warning message, as if overspeed of vehicle, the sound that then gives a warning of going slowly, stop.Early warning plane (14) can manual control send various help signal.Thereby the quick early warning of traffic hazard, inclement weather pilotage, prompting violating the regulations, traffic information issue, vehicle emergency calling function have been realized.
The high data rate transceiver module is all adopted in early warning plane of the present invention (14), the communication of writing ink recorder (13), electronic route sign (12), the dispatcher of receiving a crime report (11), two way high speed data communications between each unit, adopt digital coding-decoding to transfer storage instruction, reduced the data volume in the transmission, realize the early warning rapid reaction, improved the frequency utilization factor.
Early warning plane of the present invention (14), the various input of writing ink recorder (13), electronic route sign (12), the dispatcher of receiving a crime report (11) and caution are automatically to be finished, after car accident appears in certain vehicle, can make succeeding vehicle obtain the sound and light alarm prompting in 0.5 second, the dispatcher of receiving a crime report (11) of service area was obtained accident spot and accident vehicle information in 1 second.
The velocity variable sensor of early warning plane of the present invention (14) comprises that U-shaped glass shell and one are fixed with the airtight semicircular cavities that the wiring board of some groups of conductive pins, intensification heating wire, support column is made, in semicircular cavity, put into mercury bead, will be evacuated after its sealing; When the front and back displacement takes place, mercury moves in semicircular cavities flexibly, make certain the group conductive pin short circuit that touches, variation along with velocity of displacement, the mercury bead short circuit is on the same group conductive pin not, produce the switching signal of corresponding speed variable quantity, switch on for the intensification heating wire at low-temperature condition and guarantee moving flexibly of mercury; Realized all weather operations thus, can detect forward and backward collision signal accurately if be used on the vehicle.
Electronic route sign of the present invention (12) transmitter module (F1) of the central processing unit control electronic route sign of electronic route sign, the early warning plane (14) that the road passes through about giving transmits coordinate signal and traffic guidance signal; The signal of the central processing unit identification visibility sensor acquisition of electronic route sign, the opening and closing range light; The central processing unit of electronic route sign is gathered information of vehicle flowrate by ultrasonic sensor, realizes one-machine-multi-function.
The ink recorder (13), electronic route sign (12) write of the present invention detects by vehicle, adopts ultrasonic sensor, dependable performance, easy construction.
Technical solution of the present invention is
Description of drawings Fig. 1 is a composition diagram of the present invention;
Fig. 2 is the block scheme of early warning plane of the present invention;
Fig. 3 is the structural drawing of velocity variations quantity sensor of the present invention;
Fig. 4 is the block scheme of electronic route sign of the present invention;
Fig. 5 is the block scheme that the present invention writes ink recorder;
Fig. 6 is the receive a crime report block scheme of dispatcher of the present invention;
Can see clearlyer in the detailed description that embodiment above these and other some purposes of the present invention, function and the above accompanying drawing of advantages are done.
In the composition diagram 1 of the present invention, 14 are receive a crime report dispatcher for writing ink recorder, 12 for electronic route sign, 11 for early warning plane, 13.
When the vehicle that early warning plane (14) is housed enters highway and leads the way, by write ink recorder (13) finish write the sign indicating number and this vehicle image file, after setting out on a journey during through each electronic route sign (12), can receive the coordinate information that electronic route sign (12) sends, during vehicle generation car accident, the caution of early warning plane (14) light, emission warning message are given electronic route sign (12) and succeeding vehicle, are transmitted to dispatcher of receiving a crime report (11) and vehicle far away by electronic route sign (12).When vehicle is received then acousto-optic hint of warning message, when overspeed of vehicle, the sound that then gives a warning of going slowly, stop.If when running into fault, oil starvation, robbery, early warning plane (14) can manual control send help signal.The quick early warning of traffic hazard, inclement weather pilotage, prompting violating the regulations, traffic information issue, vehicle emergency calling function have been realized.
Fig. 2 is the ingredient of early warning plane of the present invention, and 21 for F1 receives, and 22 is storer, 23 is light warning, and 24 is central processing unit, and 25 is the F2 transceiver module, 26 is that sound circuit, 27 is loudspeaker, and 28 is the velocity variations quantity sensor, and K1, K2, K3 are the distress call switch.
When early warning plane (14) process is write ink recorder (13), the code data F2 transceiver module (25) of writing of writing the sign indicating number emission receives, deposit storer (22) in after sending into central processing unit (24) identification, change decoding address, differentiate by central processing unit (24), receive only mark information and the place ahead warning message of self-running road, the identity number information F2 transceiver module (25) of central processing unit (24) this machine of loopback sends simultaneously; Thereby finished the function of writing the sign indicating number and receiving only valid data.
The vehicle that early warning plane (14) is housed is set out on a journey when passing through each electronic route sign (12), and F1 receives (21) and receives the coordinate information that electronic route sign (12) is sent, and deposits data in storer (22) in order through central processing unit (24); According to the number of receiving 12 photos and sending messages of electronic route sign in the unit interval, judge this car speed; When hypervelocity, low speed, parking occurring, central processing unit (24) control sound circuit (26) sends corresponding caution sound by loudspeaker (27), if the long-time violation data of then being called in the storer (22) by central processing unit (24) violating the regulations is launched by F2 transceiver module (25), be given to the dispatcher of receiving a crime report (11) through electronic route sign (12) difference; Thereby having finished the coordinate information note deposits and prompt facility violating the regulations.
If when anxious deceleration of certain vehicle or collision, velocity variations quantity sensor (28) obtains switching signal and gives central processing unit (24), central processing unit (24) control F2 transceiver module (25) emission alarm code information and startup light warning (23); The early warning plane of succeeding vehicle receives this alert data through F2 transceiver module (25), and central processing unit (24) control sound circuit (26) sends " please go slowly, the place ahead XX has an accident " voice suggestion by loudspeaker (27); Thereby finished the function of quick early warning.
If vehicle breaks down, oil starvation, when running into the bandit, can press corresponding button (K1, K2, K3), central processing unit (24) calls corresponding coding in the storer (22), is transmitted to electronic route sign (12) through F2 transceiver module (25), is given to the dispatcher of receiving a crime report (11) by electronic route sign (12) difference; Thereby finished the transmission that realizes various help signal.
Fig. 3 is the structural drawing of velocity variations quantity sensor of the present invention, comprise U-shaped glass shell (A) and a two-side film membrane wiring board (B, C), two-side film membrane wiring board (B, C) be fixed with some groups of conductive pins (g) on, and at two-side film membrane wiring board (B, C) be fixed with intensification heating wire (h) above and support column (f) becomes assembly (D, E), with assembly (D, E) pack in the cavity (a) of U-shaped glass shell (A), and put into mercury bead (i), at U-shaped glass shell (A) two ends extraction electrode lead (e, d), most air is taken out from bleeding point (b) in the sealing back, then make velocity variations quantity sensor (G), F is this sensor sectional view.
When forward and backward displacement takes place when, mercury bead (i) moves about in semicircular cavities (a) flexibly, make conductive pin (g) short circuit that touches, variation along with velocity of displacement, mercury bead (i) short circuit is on the same group conductive pin (g) not, produces the switching signal of corresponding speed variable quantity, can guarantee moving flexibly of mercury bead (i) for intensification heating wire (h) energising at low-temperature condition, the difference of velocity variable, the quantity of the electrode of conducting is also different successively; Thereby the velocity variable of inspected object.
Fig. 4 is the ingredient of electronic route sign of the present invention, 41 for F1 emission, 42 be range light, 43 for sun-generated electric power, 44 for ultrasonic sensor, 45 for central processing unit, 46 for the F3 transceiver module, 47 for the F2 receiver module, 48 for storer, 49 be visible light sensor.Electronic route sign 12 is placed one for middle every kilometer at highway.
If ultrasonic sensor (44) has detected vehicle and has passed through, the coordinate information that central processing unit (45) calls in the storer (48) is transmitted to early warning plane (14) through F1 emission (41), remember the bicycle parking data on flows by storer (48) simultaneously, thereby finish transmission, the vehicle flowrate collection of coordinate information.
If when having vehicle to have an accident warning, help information, violation information, F2 receives (47) and receives that data are transmitted to the dispatcher of receiving a crime report (11) through central processing unit (45) control F3 transceiver module (46), thereby finishes uploading of various information.
Dispatcher (11) issue traffic information, schedule information if receive a crime report, F3 transceiver module (46) is received the coded data instruction, central processing unit (45) control F1 emission (41) is transmitted to early warning plane 14, thereby finishes the following biography of various information.
Send when the dispatcher of receiving a crime report (11) and to transfer road conditions, vehicle flowrate data or On/Off range light (42) instruction, F3 transceiver module (46) reception information, decipher through central processing unit (45), if the address of this machine, then reading the corresponding informance of (48) in the storer uploads, and, call and dispatch thereby finish traffic information by central processing unit (45) control range light (42) On/Off.
At dense fog and sleety weather, visibility sensor (49) changes signal to central processing unit (45) analysis and distinguishing, controls range light (42) automatic opening, and deposits data in storer (48), sun-generated electric power (43) is finished power supply function, thereby finishes self-navigation.
Fig. 5 is the ingredient that the present invention writes ink recorder, and 51 is that digital video recorder, 52 is that computing machine, 53 is that interface circuit, 54 is that network, 55 is that F2 transceiver module, 56 is the A sensor, and 57 is the B sensor.
When the vehicle that precaution device (14) is housed enters highway, A sensor (56) has detected vehicle and has passed through signal, give computing machine (52) through interface circuit (53), computing machine (52) control F2 transceiver module (55) emission specific coding information, after early warning plane 14 is received this information, open corresponding decode address, simultaneously, receive the identity number information that early warning plane (14) is replied with F2 transceiver module (55), computing machine (52) control digital video recorder (51) generates the image document of this vehicle, and sends to network (54); If the dispatcher (11) of receiving a crime report after vehicle has an accident accesses the photo of accident vehicle automatically by network (54), thereby has finished the image information that accesses accident vehicle by network.
When the vehicle that early warning plane (14) is housed goes out highway, B sensor (57) has detected vehicle and has passed through signal, give computing machine (52) through interface circuit (53), computing machine (52) is through F2 transceiver module (55) emission inquiry message, early warning plane (14) loopback identity number information, F2 transceiver module (55) receives this information, and machine (52) is sent into network (54) database as calculated, thereby has realized writing down the time that this vehicle leaves highway.
Fig. 6 is the receive a crime report ingredient of dispatcher of the present invention, and 61 is that audio alert, 62 is for being codec for F3 transceiver module, 65 by computing machine, 63 for network, 64.The dispatcher of receiving a crime report (11) is located at Expressway Service, highway inlet, highway administration police car.
Computing machine (62) relies on the platform software program, and timing or manually-operated are by codec (65), F3 transceiver module (64) emission self-checking code instruction, and whether the working condition of touring this highway section electronic route sign (12) of remote measurement is normal; Thereby finished self-checking function to electronic route sign (12).
F3 transceiver module (64) receives the alerting signal that this highway section electronic route sign (12) is sent, after codec (65) decoding, send into computing machine (62), program by platform software is called in computing machine (62) display screen with picture and this place traffic information of accident vehicle, audio alert (61) sends " the XX accident takes place XX " voice suggestion simultaneously, and the notice electronic route sign (12) far away from the scene of the accident transmitted warning message, make other vehicle that arrives this highway section know traffic information, remind that the driver is careful to drive.Thereby finished receive a crime report automatically, the function of alert forecast.
When the palpus maintenance of highway highway section, when road conditions are relatively poor, by operational computations machine (62), import this highway section electronic route sign (12) address code and command information, be transmitted to electronic route sign (12) through codec (65), F3 transceiver module, corresponding electronic route sign (12) is opened range light (42) and this information is transmitted to the early warning plane (14) that enters on this highway section vehicle, thereby has finished the traffic guidance function.
When needing to understand highway highway section situation, by operational computations machine (62), import this highway section electronic route sign (12) address code and visit information, be transmitted to electronic route sign (12) through codec (65), F3 transceiver module, corresponding electronic route sign (12) is passed information such as vehicle flowrate, visibility back, send into network (54) database, thereby remote measurement and the data of having finished traffic information are filed.
The present invention shows with reference to preferred embodiment and describes, but it should be appreciated by those skilled in the art, under the prerequisite that does not break away from the spirit and scope of the invention that is limited by appended right, can carry out the change of form and details to the present invention.
Claims (4)
1, a kind of intelligent expressway early warning system is characterized in that: comprise early warning plane (14), write ink recorder (13), electronic route sign (12), the dispatcher of receiving a crime report (11); The vehicle of placing early warning plane (14) is when writing ink recorder (13), and early warning plane (14) is write ink recorder (13) identification back, and both carry out both-way communication, write the image file that ink recorder (13) is set up this vehicle; The vehicle of placing early warning plane (14) receives the coordinate data of electronic route sign (12) emission by each electronic route sign (12) on the expressway; If place the vehicle generation car accident of early warning plane (14), velocity variations quantity sensor in the early warning plane (14) obtains signal, make early warning plane (14) emission alerting signal give the early warning plane (14) of electronic route sign (12) and succeeding vehicle, succeeding vehicle obtains sound and light alarm information; Electronic route sign (12) is transmitted the warning message of accident spot to the dispatcher of receiving a crime report (11); The dispatcher of receiving a crime report (11) accesses image and this highway section geography information of accident vehicle by internal network (54); Early warning plane (14) detected in the unit interval judges the dynamic of vehicle through the quantity of electronic route sign (12), sends corresponding hypervelocity, low speed, parking, information of voice prompt violating the regulations; Early warning plane (14) adopts manual triggers, and emission different coding data are given electronic route sign (12), are transmitted to the dispatcher of receiving a crime report (11) through electronic route sign (12), realize the transmission of various help signal; Electronic route sign (12) is finished vehicle flowrate, visibility detection by sensor, and various information are uploaded and passed down in the instruction of the dispatcher of receiving a crime report (11); Electronic route sign (12) is opened range light automatically under inclement weather conditions.
2, as the highway early warning system under the claim 1, described velocity variations quantity sensor, it is characterized in that: comprise U-shaped glass shell (A) and a two-side film membrane wiring board (B, C), two-side film membrane wiring board (B, C) be fixed with some groups of conductive pins (g) on, and at two-side film membrane wiring board (B, C) be fixed with intensification heating wire (h) above and support column (f) becomes assembly (D, E), with assembly (D, E) pack in the cavity (a) of U-shaped glass shell (A), and put into mercury bead (i), at U-shaped glass shell (A) two ends extraction electrode lead (e, d), most air is taken out from bleeding point (b) in the sealing back, then makes velocity variations quantity sensor (G); When forward and backward displacement takes place when, mercury bead (i) moves about in semicircular cavities (a) flexibly, make conductive pin (g) short circuit that touches, variation along with velocity of displacement, mercury bead (i) short circuit is on the same group conductive pin (g) not, produces the switching signal of corresponding speed variable quantity, can guarantee moving flexibly of mercury bead (i) for intensification heating wire (h) energising at low-temperature condition, the difference of velocity variable, the quantity of the electrode of conducting is also different successively; Thereby the velocity variable of inspected object.
3, as the highway early warning system under the claim 1, its characteristics of described early warning plane (14) are: the central processing unit of early warning plane (24) obtains the velocity variable sensor signal in the early warning plane, sends the numerical coding warning message; The early warning plane of succeeding vehicle (14) is received information, and the central processing unit of the early warning plane of succeeding vehicle (24) control sound circuit sends the audio alert prompting.
4, as the highway early warning system under the claim 1, its characteristics of wherein said electronic route sign (12) are: the transmitter module (F1) of the central processing unit of electronic route sign (45) control electronic route sign, and the early warning plane (14) that the road passes through about giving transmits coordinate signal and traffic guidance signal; The signal of the central processing unit of electronic route sign (45) identification visibility sensor acquisition, the opening and closing range light; The central processing unit of electronic route sign (45) identification ultrasonic sensor record vehicle flowrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021531722A CN1303576C (en) | 2002-11-26 | 2002-11-26 | Intelligent highway early warning system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021531722A CN1303576C (en) | 2002-11-26 | 2002-11-26 | Intelligent highway early warning system |
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| CN1419221A CN1419221A (en) | 2003-05-21 |
| CN1303576C true CN1303576C (en) | 2007-03-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB021531722A Expired - Fee Related CN1303576C (en) | 2002-11-26 | 2002-11-26 | Intelligent highway early warning system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200449A (en) * | 2010-03-26 | 2011-09-28 | 昆达电脑科技(昆山)有限公司 | Navigation prompt device and method |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1881278B (en) * | 2005-06-16 | 2011-08-31 | 西安西谷微功率数据技术有限责任公司 | Micro-power radio frequency vehicle running path tracking and intelligent toll road management system |
| CN100498845C (en) * | 2006-06-23 | 2009-06-10 | 浙江众旺科技有限公司 | Intelligent expressway toll and prewarning system and method thereof |
| CN101206805A (en) * | 2007-11-23 | 2008-06-25 | 深圳市同洲电子股份有限公司 | Method, equipment and system for implementing navigation alarm |
| CN101799985B (en) * | 2010-03-18 | 2011-10-26 | 招商局重庆交通科研设计院有限公司 | Highway tunnel traffic identification method |
| CN101840636A (en) * | 2010-06-01 | 2010-09-22 | 苏州位置科技有限公司 | Real-time traffic flow monitoring and early warning induction management system for highway and monitoring method |
| CN102176286A (en) * | 2011-03-04 | 2011-09-07 | 高尚 | Safe driving facility on freeway |
| CN110634327A (en) * | 2019-09-04 | 2019-12-31 | 李会兵 | Warning system used during highway maintenance construction |
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| CN1210319A (en) * | 1998-05-15 | 1999-03-10 | 白红卫 | Collision alarm system on highway |
| JP2000252836A (en) * | 1999-03-03 | 2000-09-14 | Univ Hiroshima | Data recording and transmission system using cell- automaton |
| CN1274138A (en) * | 1999-05-13 | 2000-11-22 | 王天龙 | Vehicles safety management system for expressway |
| CN1361508A (en) * | 2000-12-28 | 2002-07-31 | 田景利 | Intelligent expressway early-warning system |
| KR20020087611A (en) * | 2001-05-15 | 2002-11-23 | 김영철 | System for scheduling dynamic slot assignment using neural network in a wireless communication network |
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| CN1210319A (en) * | 1998-05-15 | 1999-03-10 | 白红卫 | Collision alarm system on highway |
| JP2000252836A (en) * | 1999-03-03 | 2000-09-14 | Univ Hiroshima | Data recording and transmission system using cell- automaton |
| CN1274138A (en) * | 1999-05-13 | 2000-11-22 | 王天龙 | Vehicles safety management system for expressway |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102200449A (en) * | 2010-03-26 | 2011-09-28 | 昆达电脑科技(昆山)有限公司 | Navigation prompt device and method |
| CN102200449B (en) * | 2010-03-26 | 2014-08-06 | 昆达电脑科技(昆山)有限公司 | Navigation prompt device and method |
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| CN1419221A (en) | 2003-05-21 |
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Owner name: BEIJING SHIDAI GUANGHUA ELECTRONIC TECHNOLOGY CO. Free format text: FORMER OWNER: ZHU SUSHENG Effective date: 20070720 |
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