CN1963886A - Method and apparatus for testing speed-measuring system of highway - Google Patents
Method and apparatus for testing speed-measuring system of highway Download PDFInfo
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- CN1963886A CN1963886A CN 200610123442 CN200610123442A CN1963886A CN 1963886 A CN1963886 A CN 1963886A CN 200610123442 CN200610123442 CN 200610123442 CN 200610123442 A CN200610123442 A CN 200610123442A CN 1963886 A CN1963886 A CN 1963886A
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Abstract
This invention relates to road super speed automatic monitor system speed testing device field, which solves traditional test method device to overcome online test. This invention designs one new road test system method and its device, wherein, the device structure comprises speed test device, data process device and display device connected through data line; the test device and data process device are set on test car and the display is set on invisible parts of test car.
Description
Technical field
The present invention relates to the inspection machine field of the velocity-measuring system accuracy of highway hypervelocity automatic monitoring system, a kind of method of inspection and device thereof that can be suitable for existing any speed-measuring system of highway of saying so more specifically.
Background technology
Any gauging instrument all must guarantee its value accurately and reliably by the mode of calibrating or calibration.The inspection vehicle hypervelocity automatic monitoring system that highway is used also is a kind of of gauging instrument, and main composition comprises test the speed, take pictures evidence obtaining and data administrator.But because the speed-measuring method of such system applies is many, textural difference is very big, as the measuring principle that generally uses at present radar meter based on the Doppler shift principle is arranged; Or measuring vehicle consumed time during through the stretch journey, with distance/time measurement speed; Or video frequency speed-measuring etc.Used sensor has comprised radar wave verifier, toroid winding verifier, video verifier, ultrasonic tester, infrared inspection device, pressure transducer, laser sensor etc.When this type systematic of calibrating tests the speed accuracy at present, need design the special testing instruments and the method for inspection at different speed-measuring methods.
According to the measuring principle design Special Survey equipment and the method for inspection, with gauged distance and standard time check or with the method for standard speed device check, device itself manufactures and designs, checkout procedure is all very complicated, and efficient is very low.As examine and determine radar wave verifier velocity-measuring system, just need carry special radar velocity measurement standard set-up.Simultaneously, the hypervelocity automatic monitoring system all is installed on the traffic main artery, by above calibration method, often needs road closure, perhaps system-down check.The human and material resources that relate to are very huge, even may not realize sometimes.
Summary of the invention
Numerous for solving traditional method of inspection equipment, and can not be implemented in the deficiency of X-ray inspection X, the present invention has designed a kind of method of inspection and device of novel speed-measuring system of highway.Its target is to make its detectability not limited by the measuring principle of object, can the system that adopt existing any measuring principle be tested; Can realize " online " check, promptly not influence the current user mode of system in the checkout procedure; And improve calibrating efficient.
The present invention is achieved through the following technical solutions its purpose.
The present invention has designed a kind of verifying attachment of speed-measuring system of highway, mainly comprise speed measuring device, data processing equipment and display device three parts on the structure, above-mentioned three parts are by the data line communication link, speed measuring device and data processing equipment are located on the inspection vehicle, and display device is located at outside visible position on the inspection vehicle.Principle of work of the present invention is the real-time speed in travelling by speed measuring device acquisition inspection vehicle, handles the back by data processing equipment and is presented at outside visible position on the car body by display device, and the measuring process that is adopted is as follows:
1. inspection vehicle is travelled on the highway section that is verified;
2. by the speed measuring device that is installed on the inspection vehicle real-time speed of inspection vehicle is presented at the car body outside;
3. video camera by speed-measuring system of highway or camera record are presented at the real-time speed in the car body outside;
4. measure the measuring speed of inspection vehicle by speed-measuring system of highway;
5. contrast described real-time speed and measuring speed, judge the accuracy of the measuring speed that obtains by speed-measuring system of highway.
Because the present speed-measuring system of highway that no matter adopts the sort of principle mechanisms in the process that the records tests car exceeds the speed limit, all is that the mode that employing is made a video recording or taken a picture is collected evidence to the inspection vehicle that exceeds the speed limit, and write down the inspection vehicle velocity amplitude when collecting evidence.When being equipped with in the process that inspection vehicle of the present invention travelling, the speed that speed-measuring system of highway can the records tests car is also made a video recording or is taken a picture.Because above-mentioned display device is located at outside visible position on the car body, so shooting or photograph can be write down the real-time speed of the inspection vehicle on the display device simultaneously.The contrast inspection vehicle speed that measures of speed-measuring system of highway and the real-time speed of inspection vehicle just can be checked the accuracy of speed-measuring system of highway.Because the course of work of apparatus of the present invention need not to depend on the principle mechanisms of speed-measuring system of highway, therefore can be applicable to the speed-measuring system of highway of any principle mechanisms.In the course of work of the present invention, inspection vehicle travel with the general vehicle that on highway, travels without any difference, therefore can realize " online " check, need not to handle especially to being verified the track, as isolate, road closure or the like, the human resources of calling also only are bit trial car drivers, thus existing relatively checking system brief greatly checkout procedure, saved big quantity of material and human resources, and can the highway system in the running not impacted.Use checkout procedure of the present invention very simple, only need to get final product being verified to travel on the highway section by inspection vehicle, efficient is very high.Can be verified on the highway section in same by an inspection vehicle repeated travel, or by the multi-section inspection vehicle same highway section that is verified of travelling simultaneously, obtain multi-group data, lot of data can guarantee the accurate evaluation to speed-measuring system of highway, and help system's adjustment in troubleshooting of faults and inaccurate monitoring highway section, increase work efficiency greatly.
The preferred speed measuring device of the present invention is contactless speed measuring device, and as the noncontact vehicle speed sensor, radar meter, laser sensor GPS or five are taken turns the measurement mechanism that knotmeter etc. can provide the vehicle instantaneous velocity.Contactless speed measuring device can be installed in any position on the car body, need not to be connected with the internal mechanical structure of inspection vehicle, generally is installed at the bottom of the outer or car of car, guarantees the usability of sensor, and easy for installation.Generally be installed on the car outside, as noncontact vehicle speed sensor, radar meter, laser sensor etc. by aspiration dish or magnetic-disc or other stationary installation; Or in the car, as radar knotmeter, laser sensor etc.; Or the tailstock, as fifth wheel instrument etc.
Can clear and accurate note the real-time speed of inspection vehicle for the camera that makes speed-measuring system of highway or camera, display device of the present invention adopts super bright display device, as adopting the digital display panel by super bright light emitting diode welding production.Super bright display device has very high brightness, and is very poor etc. as night, rainy day or pavement behavior even at the far distance or the environment of no good cake, also can clearly tell content displayed by image or picture that camera or camera obtain.Speed is very fast in the process of moving owing to inspection vehicle, add that external sunlight crosses the interference of high light line, perhaps there is the vibration of car body owing to the road surface reason, these reasons all might cause fuzzy can not the identification of numeral on the display device in image that speed-measuring system of highway obtains or the picture, thereby have limited the use of checking system or lower efficiency.And adopt super bright display device just in time can address the above problem, this checking system can be applicable in any environment for use.Advantages such as adopt super bright light emitting diode to make display device and have the brightness height, energy consumption is low, and the big and control of effective area is simple and easy.Certainly, weather conditions are good or adopt under the condition of high precision speed-measuring system of highway, also can adopt existing general electronic display unit, as liquid crystal indicator, common charactron or the like, can reach above-mentioned purpose of the present invention equally.
Speed measuring device of the present invention, data processing equipment and display device three parts are connected by power lead, signal wire each other.This syndeton is simple and convenient, and is more flexible under the contactless prerequisite at speed measuring device, is the connected mode that a kind of ten minutes is saved cost.Nature is not got rid of the connection that the mode that adopts wireless data communication realizes the three yet under the situation of cost permission, adopt wireless mode to be applicable to working as inspection vehicle is the situation of large car, has simplified installation process.
Display device of the present invention generally is installed on the headstock or the tailstock of inspection vehicle.General speed-measuring system of highway is when the records tests car travels speed, can note the number-plate number simultaneously, on the position of choice of location car plate before and after inspection vehicle of therefore general shooting or photograph, in order to meet the requirement of existing system, the present invention is installed in display device on the camera or the recordable position of camera of speed-measuring system of highway, promptly near the position of car plate on the headstock of inspection vehicle or the tailstock.
The present invention adopts single-chip microcomputer or compatible computer as data processing equipment.Finish the calculating, storage, output, demonstration of sensor speed data etc. within it under portion's clock, and the pulse signal of the trigger pip of response external and output appropriate frequency, amplitude.Adopt single-chip microcomputer work simple and convenient, checkout procedure is all finished automatically, need not manual intervention, also can further increase the controlled variable input media.Adopt compatible computer can realize artificial control, the parameter different to different environment sets makes applicable surface wider, and display speed is more accurate.The present invention also is provided with data output device, is connected with data processing equipment, as data storing apparatus or print-out device.Can be used to write down the data of whole checkout procedure, in order to the follow-up statistics or the usefulness of check.For easy to use, have higher dirigibility and applicable surface, the embedded system of data processing equipment of the present invention provides many groups optional parameter, and is provided with the optimization of working parameters device and is used to select parameter, further improves controlledization degree of the present invention and the simple and easy degree of operation.
The present invention has following substantive distinguishing features and progress with respect to prior art.
1. can be applicable to the check of any speed-measuring system of highway;
2. do not influence the current user mode of system in the checkout procedure, and improve calibrating efficient;
3. contactless speed measuring device can be installed in any position on the car body, guarantees the usability of sensor, and easy for installation;
4. adopt super bright display device, can make the speed-measuring system of highway clear and accurate note the real-time speed of inspection vehicle;
5. speed measuring device, data processing equipment and display device three parts are connected by power lead, signal wire each other, and this syndeton is simple and convenient, and is with low cost;
6. display device generally is installed on the headstock or the tailstock of inspection vehicle, meets the requirement of existing highway velocity-measuring system;
7. adopt single-chip microcomputer or compatible computer as data processing equipment, make the present invention have higher robotization and controlledization;
8. be provided with data output device, can write down and back up the data of entire work process automatically;
9. be provided with the optimization of working parameters device and be used to select parameter, further improve controlledization degree and the simple and easy degree of operation;
10. simple in structure, easy to use, reduce material and human resources when using greatly.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a mounting structure synoptic diagram of the present invention;
Fig. 3 is the principle of work synoptic diagram;
The effect synoptic diagram that Fig. 4 velocity-measuring system is taken pictures;
The procedure chart that Fig. 5 uses for the present invention;
Embodiment
The present invention is described further below in conjunction with accompanying drawing.
As shown in Figure 1, apparatus of the present invention mainly comprise: speed measuring device 1, data processing equipment 2 and display device 3, and be provided with data output device 5 and optimization of working parameters keyboard 6.Wherein, speed measuring device 1 is contactless speed measuring device, and the measurement mechanism of this vehicle instantaneous velocity can be provided.Generally be installed on inspection vehicle 4 outsides, as noncontact vehicle speed sensor, radar meter, laser sensor etc. by aspiration dish or magnetic-disc or other stationary installation; Or in the car, as the radar knotmeter, laser sensor, GPS knotmeter etc.; Or the tailstock, as fifth wheel instrument etc.Data processing equipment 2 is finished calculating, storage, output, demonstration of sensor speed data etc. within it under portion's clock by single-chip microcomputer or compatible computer, by data decoding, latch, power amplification circuit 7 is sent to display device 3, and the pulse signal of the trigger pip of response external and output appropriate frequency, amplitude.Single-chip microcomputer or compatible computer are settled or are placed in the car, are operated by the testing person.Display device 3 is by the outdoor version charactron or by the digital display panel of super bright light emitting diode welding production, about 440 * the 130mm of panel size, be installed on the headstock of inspection vehicle 4 with the gentle sucker of magnetic-disc, finishing instantaneous velocity shows in real time, take pictures for measurand, whole mounting structure as shown in Figure 2.
Use this device, as shown in Figure 3, can pass through the monitoring track by the inspection vehicle 4 that this device has been installed under the situation of speed-measuring system of highway operate as normal, this car is through out-of-date photo, as shown in Figure 4 under being taken by speed-measuring system of highway.Then 63 kilometers of standard speeds that shows by photo reading speed display board per hour, and the speed that measures of the system that is verified of evidence-obtaining photograph affix, time, place etc., both relatively draw whether compliant of the system of being verified.The application of this device has guaranteed do not closing a road to traffic, implementing measurement verification under the non-stop-machine situation; Guaranteed that a covering device can have the versatility of camera function monitoring system to all; Testing person and calibrating labour intensity have been reduced.
In conjunction with Fig. 3 and Fig. 5 principle of work of the present invention is described further.Start apparatus of the present invention, after system is by self check, will check as the process computer of data processing equipment 3 whether the running parameter input is arranged, the staff can set running parameter by optimization of working parameters keyboard 6.Data processing equipment 3 is worked under the parameter that configures, and check promptly enters the duty of tracing to the source as the data that the tachogenerator of speed measuring device 1 sends.Handle data afterwards through data processing equipment 3 and will be presented at the headstock position of inspection vehicle 4, and pass through the data of data output device 5 output records by display device 3.Inspection vehicle was opened the system of being verified, and the photo that system evidence obtaining is taken has comprised speed of a motor vehicle display board 3, the speed of a motor vehicle, and the illegal time, place etc., the speed of a motor vehicle that speed-measuring system of highway is obtained and the display result comparison of speed of a motor vehicle display board 3 draw whether compliant of the system of being verified.
Claims (10)
1. the method for inspection of a speed-measuring system of highway is characterized in that may further comprise the steps:
1. inspection vehicle is travelled on the highway section that is verified;
2. by the speed measuring device that is installed on the inspection vehicle real-time speed of inspection vehicle is presented at the car body outside;
3. video camera by speed-measuring system of highway or camera record are presented at the real-time speed in the car body outside;
4. measure the measuring speed of inspection vehicle by speed-measuring system of highway;
5. contrast described real-time speed and measuring speed, judge the accuracy of the measuring speed that obtains by speed-measuring system of highway.
2. the method for inspection of speed-measuring system of highway according to claim 1 is characterized in that by same inspection vehicle obtaining accuracy and reliabilities that many group correlation datas are estimated this highway section checking system repeatedly by the same highway section that is verified.
3. the method for inspection of speed-measuring system of highway according to claim 1 is characterized in that by many inspection vehicles obtaining accuracy and reliabilities that many group correlation datas are estimated this highway section checking system successively by the same highway section that is verified.
4. the verifying attachment of the described method of suitable claim 1, it is characterized in that comprising speed measuring device (1), data processing equipment (2), display device (3) and inspection vehicle (4), speed measuring device (1) and data processing equipment (2) are located on the inspection vehicle (4), display device (3) is located at inspection vehicle (4) and is gone up outside visible position, and speed measuring device (1), data processing equipment (2) and display device (3) are connected by data line successively.
5. the verifying attachment of speed-measuring system of highway according to claim 4 is characterized in that described speed measuring device (1) is contactless speed measuring device.
6. the verifying attachment of speed-measuring system of highway according to claim 4 is characterized in that described speed measuring device (1) is the noncontact vehicle speed sensor, radar meter, and laser sensor GPS or five takes turns knotmeter.
7. according to the verifying attachment of claim 4 or 5 or 6 described speed-measuring system of highway, it is characterized in that described display device (3) is super bright display device.
8. the verifying attachment of speed-measuring system of highway according to claim 7 is characterized in that the display device of described display device (3) for being made of super bright light emitting diode or charactron.
9. according to the verifying attachment of claim 4 or 5 or 6 described speed-measuring system of highway, it is characterized in that described display device (3) is installed on the headstock or the tailstock of inspection vehicle (4).
10. according to the verifying attachment of claim 4 or 5 or 6 described speed-measuring system of highway, it is characterized in that also being provided with optimization of working parameters device (6), optimization of working parameters device (6) is connected with data processing equipment (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101234420A CN100543795C (en) | 2006-11-10 | 2006-11-10 | A kind of method of inspection of speed-measuring system of highway and device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101234420A CN100543795C (en) | 2006-11-10 | 2006-11-10 | A kind of method of inspection of speed-measuring system of highway and device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1963886A true CN1963886A (en) | 2007-05-16 |
| CN100543795C CN100543795C (en) | 2009-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101234420A Expired - Fee Related CN100543795C (en) | 2006-11-10 | 2006-11-10 | A kind of method of inspection of speed-measuring system of highway and device thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102163369A (en) * | 2010-02-24 | 2011-08-24 | 交通运输部公路科学研究所 | Road running speed acquisition system |
| CN105137124A (en) * | 2015-06-16 | 2015-12-09 | 辽宁省计量科学研究院 | High-precision highway speedometer calibration device |
| CN113409590A (en) * | 2021-06-18 | 2021-09-17 | 福建省计量科学研究院（福建省眼镜质量检验站） | Tachymeter on-site verification system based on Internet of things |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2625905Y (en) * | 2003-06-19 | 2004-07-14 | 武汉理工大学 | On-line detector for locomotive speed sensor |
| FR2860875A3 (en) * | 2003-10-08 | 2005-04-15 | Pegase Instrumentation | Vehicle speed measuring device for validating measurement of speed detection device, has accelerometer to calculate instantaneous speed, where measuring device interrupts signal coming from detection device upon exceeding speed threshold |
-
2006
- 2006-11-10 CN CNB2006101234420A patent/CN100543795C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102163369A (en) * | 2010-02-24 | 2011-08-24 | 交通运输部公路科学研究所 | Road running speed acquisition system |
| CN105137124A (en) * | 2015-06-16 | 2015-12-09 | 辽宁省计量科学研究院 | High-precision highway speedometer calibration device |
| CN113409590A (en) * | 2021-06-18 | 2021-09-17 | 福建省计量科学研究院（福建省眼镜质量检验站） | Tachymeter on-site verification system based on Internet of things |
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| Publication number | Publication date |
|---|---|
| CN100543795C (en) | 2009-09-23 |
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Granted publication date: 20090923 Termination date: 20101110 |