CN202230522U - Automatic vehicle type categorizing system - Google Patents
Automatic vehicle type categorizing system Download PDFInfo
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- CN202230522U CN202230522U CN2011203814592U CN201120381459U CN202230522U CN 202230522 U CN202230522 U CN 202230522U CN 2011203814592 U CN2011203814592 U CN 2011203814592U CN 201120381459 U CN201120381459 U CN 201120381459U CN 202230522 U CN202230522 U CN 202230522U
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Abstract
The utility model discloses an automatic vehicle type categorizing system which includes a vehicle outline distinguishing device and a vehicle length detecting device. The vehicle outline distinguishing device is composed of an even number of infrared light screens which are arranged on the two sides of a lane respectively. The positions of the infrared light screens are different along the vehicle traveling direction. The vehicle length detecting device is composed of more than two optoelectronic switches which are arranged on the two sides of the lane in pairs. Each pair of the optoelectronic switches is arranged along the vehicle traveling direction and has a different distance from the vehicle outline distinguishing device. The infrared light screens and the optoelectronic switches are connected with a vehicle type analyzing host respectively. The automatic vehicle type categorizing system is simple in structure, long in service lifetime, low in cost, high in distinguishing accuracy, and is easy to build. Compared with the prior art, the automatic vehicle type categorizing system is more practical.
Description
Technical field
The utility model relates to a kind of motor vehicle vehicle somatotype equipment, relates in particular to a kind of automatic vehicle separation vessel.
Background technology
Highroad toll collection system has been formulated different expenses standards to the different vehicle type, and its charge of big more vehicle is also higher.The all size different vehicles is divided into different vehicle classifications according to corresponding standard.Vehicle at many regional passenger vehicles is relevant with seating capacity, interrelates with its vehicle commander simultaneously.The lorry vehicle is confirmed by dead weight capacity, and is relevant with the wheel number of axle of itself.Many highways come into effect unattended hair fastener pattern successively, and originally manual work is judged and the pattern of importing vehicle must be replaced by the automatic vehicle classification system based on equipment.The vehicle standard in Europe often adopts wheel number, the number of axle, the high simple Several Parameters of headstock to confirm, realizes that vehicle classification is relatively easy.But Chinese each province standard is different, mainly is to confirm according to seating capacity and dead weight capacity.Therefore carrying out vehicle in this case just judges and need carry out the composite measurement examination to a lot of parameters of vehicle; And obtain the vehicle result through fuzzy algorithm; Such as publication number is that the utility model patent of CN201936359U promptly is based on this principle, judges but this technology is not easy to realize scanning, chassis height and the flatness of vehicle detailed profiles, and assists if no miscellaneous equipment is; Can not accomplish functions such as wheel shaft counting and direction identification, cost is high.
The utility model content
The purpose of the utility model is to propose a kind of automatic vehicle classification system, and it is simple in structure, and is easy and simple to handle, can realize the automatic parting direction to motor vehicles, thereby has overcome deficiency of the prior art.
For realizing above-mentioned utility model purpose, the utility model has adopted following technical scheme:
A kind of automatic vehicle classification system is characterized in that it comprises:
By the vehicle ' s contour recognition device that the even sets infrared light curtain is formed, this even sets infrared light curtain is located at the both sides, track respectively, and is distributed in the diverse location place on the vehicle direct of travel;
The vehicle device for detecting length of being made up of in two above optoelectronic switches of both sides, track mounted in pairs, the every pair of optoelectronic switch are located on the vehicle direct of travel diverse location place that sets device apart from vehicle ' s contour respectively;
Said infrared light curtain is analyzed main frame with vehicle respectively with optoelectronic switch and is connected.
Say that further said vehicle ' s contour recognition device comprises two groups of infrared light curtains, the spacing of these two groups of infrared light curtains on the vehicle direct of travel is at 10-50cm.
Said infrared light curtain comprises vertically a plurality of infrared transmitters and/or the infrared remote receiver that distributes, and the infrared transmitter or the infrared remote receiver that are positioned at below push against ground and be provided with.
The spacing of adjacent infrared transmitter and/or infrared remote receiver is at 1-5cm.
Said vehicle both sides are distributed with optoelectronic switch more than two pairs.
Said vehicle ' s contour recognition device and optoelectronic switch distribute along vehicle forward direction successively.
The vehicle classification device of the utility model is mainly analyzed main frame by vehicle ' s contour recognition device, optical profile type vehicle length-measuring appliance and vehicle and is constituted.
Wherein, the built-in two groups of above scan light curtains of vehicle ' s contour recognition device, wherein; Whenever keep at a certain distance away at vertical direction in each light curtain optical emitting or receiver are installed; Whether be blocked through some point of continuous detecting, through in the process, obtain the outline of moving vehicle at vehicle.These two groups with glazing curtain maintenance certain distance; So can scanning during vehicle generation time poor; In order to judge that vehicle advances or falls back, it can scan contour of the vehicle, the chassis shape and the outline that obtain according to scanning; To distinguish car, passenger vehicle and lorry (because the general chassis of lorry is higher, and irregular.And passenger-carrying chassis is lower, and more smooth).Postscript, very near because of end distance ground under the light curtain, obtain wheel contour through scanning profile, through to the wheel profile characteristic, wheel shaft is counted.
The optoelectronic switch mounted in pairs that constitutes the vehicle length-measuring appliance can have many groups in the position apart from profile recognizer certain distance according to demands of different.When the tailstock left the profile recognizer, vehicle commander's detecting device provided the signal that is blocked, and according to its mounting distance, can classify to the vehicle commander.
Aforementioned vehicle profile recognition device is analyzed main frame with vehicle device for detecting length and vehicle and is linked to each other; And data such as detected contour of the vehicle, chassis, wheel shaft, convoy spacing, direct of travel and vehicle length are aggregated into vehicle analyze main frame; This main frame is according to preset vehicle vehicle standard and aforementioned detection information; Can calculate vehicle, and report lane control device and host computer, be used to realize road toll through communication interface.
Description of drawings
Fig. 1 is the structural representation of automatic vehicle classification system in the utility model one preferred embodiment;
Fig. 2 is the application state synoptic diagram of automatic vehicle classification system in the utility model one preferred embodiment;
Embodiment
Be further described below in conjunction with accompanying drawing and a preferred embodiment technical scheme the utility model.
Consult Fig. 1-2, this automatic vehicle classification system comprises:
By the vehicle ' s contour recognition device 1 that two groups of infrared light curtains are formed, these two groups of infrared light curtains are located at the both sides, track respectively, and are distributed in the diverse location place on the vehicle direct of travel;
The vehicle device for detecting length of being made up of in two pairs of optoelectronic switches of both sides, track mounted in pairs 2, the every pair of optoelectronic switch are located on the vehicle direct of travel diverse location place that sets device apart from vehicle ' s contour respectively;
Said infrared light curtain is analyzed main frame 3 with vehicle respectively with optoelectronic switch and is connected, and this vehicle is analyzed main frame and is connected with host computer 4.
Said vehicle ' s contour recognition device 1 distributes along vehicle forward direction (direction shown in the arrow) with vehicle device for detecting length 2 successively.
Preferably, the spacing of these two groups of infrared light curtains on the vehicle direct of travel is at 10-50cm.
Said infrared light curtain comprises vertically and to distribute, a plurality of infrared transmitters and/or infrared remote receiver, and the infrared transmitter or the infrared remote receiver that are positioned at below push against ground and are provided with.
This automatic vehicle classification system at first adopts two infrared light curtains to carry out profile scan; Since every group of light curtain by interval 1-5cm equidistance or not the infrared correlation photoelectric tube of equidistance constitute, it can produce dozens of and vertically arrange, and correlation is passed the horizontal light beam in track; When vehicle passes through; Through the situation of blocking of real-time these light beams of collection, and send to vehicle analysis main frame, can obtain the vehicular sideview point system of battle formations.By analyzing vehicle chassis height and flatness in this dot chart; Thereby separate passenger vehicle with lorry; Two groups of light curtains are installed and the while image data in the direction of traffic a bit of distance in interval (like 10-50cm); Then can detect and obtain wheel shaft quantity information accurately, also can draw the vehicle moving direction in proper order simultaneously according to the priority appearance of dot chart to the wheel circular object.Therefore, need the indexs such as the wheel number of axle of detection all to obtain in the aforementioned techniques through two light curtain profile scans.Postscript, the minimum light beam that these two groups of light curtains send should be installed in the position near the road surface as far as possible, is used for common identification circular tire shape, thereby avoids the interference of pedestrian or chassis hanger, can better detect the moving process of tire.
Secondly; This automatic vehicle classification system is employed in the position of vehicle direct of travel distance profile recognition device different distance two groups or more photoelectricity correlation switch is installed; And through correlation or reflection mode light is passed the track by these optoelectronic switches, thereby vehicle through the time obtain optics and block signal, vehicle analyze main frame according to should transmit in real time block signal and the detected passenger vehicle tailstock of vehicle ' s contour recognition device leaves signal; Detect passenger vehicle headstock vehicle body and whether reach the optoelectronic switch position that constitutes vehicle length recognition device; And then judge the length of wagon scope, and draw information such as seating capacity, realize passenger vehicle is classified.
Aforementioned vehicle analysis main frame can be made up of CPU, serial communication interface (with the communication of two light curtain), I0 interface (linking to each other with optoelectronic switch) and serial or network interface etc., is used to report the vehicle analysis result.
Summarize it, the advantage of this automatic vehicle classification system is at least:
1) constitutes profile scan device collection vehicle profile information through two light curtains; And then obtaining information such as headstock height, the wheel number of axle, direction of traffic, chassis height and flatness, the pressure transducer that is layed under the road surface than common employing has simple more work progress and the better lower cost of durability.
2) quantity of information is abundant, thereby can improve the accuracy rate of identification greatly;
3) survey passenger vehicle length jointly through optoelectronic switch and profile scan device, reach the purpose of passenger vehicle somatotype, detect than common wheelbase and calculate the seating capacity scheme and have better practicality, and cost is lower, simpler.
Although the embodiment of the utility model is open as above; But it is not restricted to listed utilization in instructions and the embodiment; It can be applied to the field of various suitable the utility model fully, for being familiar with those skilled in the art, can easily realize other modification; Therefore under the universal that does not deviate from claim and equivalency range and limited, the legend that the utility model is not limited to specific details and illustrates here and describe.
Claims (6)
1. automatic vehicle classification system is characterized in that it comprises:
By the vehicle ' s contour recognition device that the even sets infrared light curtain is formed, this even sets infrared light curtain is located at the both sides, track respectively, and is distributed in the diverse location place on the vehicle direct of travel;
The vehicle device for detecting length of being made up of in two above optoelectronic switches of both sides, track mounted in pairs, the every pair of optoelectronic switch are located on the vehicle direct of travel diverse location place that sets device apart from vehicle ' s contour respectively;
Said infrared light curtain is analyzed main frame with vehicle respectively with optoelectronic switch and is connected.
2. automatic vehicle classification according to claim 1 system is characterized in that said vehicle ' s contour recognition device comprises two groups of infrared light curtains, and the spacing of these two groups of infrared light curtains on the vehicle direct of travel is at 10-50cm.
3. automatic vehicle classification according to claim 2 system; It is characterized in that; Said infrared light curtain comprises vertically a plurality of infrared transmitters and/or the infrared remote receiver that distributes, and the infrared transmitter or the infrared remote receiver that are positioned at below push against ground and be provided with.
4. automatic vehicle classification according to claim 3 system is characterized in that the spacing of adjacent infrared transmitter and/or infrared remote receiver is at 1-5cm.
5. automatic vehicle classification according to claim 1 system is characterized in that both sides, said track are distributed with optoelectronic switch more than two pairs.
6. automatic vehicle classification according to claim 1 system is characterized in that said vehicle ' s contour recognition device and optoelectronic switch distribute along vehicle forward direction successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203814592U CN202230522U (en) | 2011-10-10 | 2011-10-10 | Automatic vehicle type categorizing system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203814592U CN202230522U (en) | 2011-10-10 | 2011-10-10 | Automatic vehicle type categorizing system |
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| CN202230522U true CN202230522U (en) | 2012-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011203814592U Expired - Lifetime CN202230522U (en) | 2011-10-10 | 2011-10-10 | Automatic vehicle type categorizing system |
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| CN (1) | CN202230522U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103279998A (en) * | 2013-05-06 | 2013-09-04 | 华南理工大学 | System for acquiring and recognizing entrance/exit lane vehicle information of toll station at toll road |
| CN104574986A (en) * | 2014-12-22 | 2015-04-29 | 贵州中南交通科技有限公司 | Vehicle model identifier with radiating device |
| CN104574992A (en) * | 2014-12-22 | 2015-04-29 | 贵州中南交通科技有限公司 | Vehicle type recognizer |
| CN104574994A (en) * | 2014-12-31 | 2015-04-29 | 贵州中南交通科技有限公司 | Vehicle model recognizer with foglights and position-adjustable light curtain sensor |
| CN104574987A (en) * | 2014-12-22 | 2015-04-29 | 贵州中南交通科技有限公司 | Temperature-and-humidity-adjustable vehicle type recognizer |
| CN106971559A (en) * | 2017-05-12 | 2017-07-21 | 南通海鑫信息科技有限公司 | A kind of traffic intersection alarming device |
| CN108198426A (en) * | 2018-01-30 | 2018-06-22 | 河南郑大嘉源环保技术有限公司 | A kind of motor vehicle in tunnel experiment vehicle automatic identifying method and its system |
| CN110310400A (en) * | 2019-06-28 | 2019-10-08 | 北京无线电计量测试研究所 | A kind of cycle path intelligent gate system and its control method |
| CN113781797A (en) * | 2021-11-11 | 2021-12-10 | 成都古河云科技有限公司 | Automatic optical recognition system for vehicle outline |
-
2011
- 2011-10-10 CN CN2011203814592U patent/CN202230522U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103279998A (en) * | 2013-05-06 | 2013-09-04 | 华南理工大学 | System for acquiring and recognizing entrance/exit lane vehicle information of toll station at toll road |
| CN103279998B (en) * | 2013-05-06 | 2016-01-06 | 华南理工大学 | A kind of turn pike charge station gateway track collecting vehicle information and recognition system |
| CN104574986A (en) * | 2014-12-22 | 2015-04-29 | 贵州中南交通科技有限公司 | Vehicle model identifier with radiating device |
| CN104574992A (en) * | 2014-12-22 | 2015-04-29 | 贵州中南交通科技有限公司 | Vehicle type recognizer |
| CN104574987A (en) * | 2014-12-22 | 2015-04-29 | 贵州中南交通科技有限公司 | Temperature-and-humidity-adjustable vehicle type recognizer |
| CN104574994A (en) * | 2014-12-31 | 2015-04-29 | 贵州中南交通科技有限公司 | Vehicle model recognizer with foglights and position-adjustable light curtain sensor |
| CN106971559A (en) * | 2017-05-12 | 2017-07-21 | 南通海鑫信息科技有限公司 | A kind of traffic intersection alarming device |
| CN108198426A (en) * | 2018-01-30 | 2018-06-22 | 河南郑大嘉源环保技术有限公司 | A kind of motor vehicle in tunnel experiment vehicle automatic identifying method and its system |
| CN110310400A (en) * | 2019-06-28 | 2019-10-08 | 北京无线电计量测试研究所 | A kind of cycle path intelligent gate system and its control method |
| CN110310400B (en) * | 2019-06-28 | 2022-03-04 | 北京无线电计量测试研究所 | Intelligent gate system for lane special for bicycle and control method thereof |
| CN113781797A (en) * | 2021-11-11 | 2021-12-10 | 成都古河云科技有限公司 | Automatic optical recognition system for vehicle outline |
| CN113781797B (en) * | 2021-11-11 | 2022-02-18 | 成都古河云科技有限公司 | Automatic optical recognition system for vehicle outline |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20120523 |
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| CX01 | Expiry of patent term |