CN202486981U - Vehicle type identification device based on vehicle outline scanning - Google Patents
Vehicle type identification device based on vehicle outline scanning Download PDFInfo
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- CN202486981U CN202486981U CN2012201147014U CN201220114701U CN202486981U CN 202486981 U CN202486981 U CN 202486981U CN 2012201147014 U CN2012201147014 U CN 2012201147014U CN 201220114701 U CN201220114701 U CN 201220114701U CN 202486981 U CN202486981 U CN 202486981U
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Abstract
The utility model discloses a vehicle type identification device based on vehicle outline scanning. The vehicle type identification device based on vehicle outline scanning comprises a light-beam transmitting terminal and a light-beam receiving terminal, wherein the light-beam transmitting terminal comprises a light-beam transmitting microcontroller microprogrammed control unit (MCU) and a light transmitting unit which are connected with each other. The light-beam receiving terminal comprises a light-beam scanning signal processing microcontroller MCU, a light-sensing receiving unit, a characteristic signal output unit and a display device. The light-sensing receiving unit, the characteristic signal output unit and the display device are respectively connected with the light-beam scanning signal processing microcontroller MCU. The light-sensing receiving unit receives light signals transmitted by the light transmitting unit. The display device is used for outputting judged results of vehicle outlines and the characteristic signal output unit is used for outputting the judged results of characteristic parameters of shaft distance, length, width and height of vehicles. The Vehicle type identification device identifies and judges vehicle size characteristics of the shaft distance, a vehicle chassis, a floating shaft, the vehicle length, the vehicle width, the vehicle height and the like abstained by the vehicle outline scanning, and can be applied to unattended issuing clip traffic system.
Description
Technical field
The utility model belongs to the traffic electronic applications, is specifically related to be mainly used in detect vehicle appearance profile size, thereby judges the recognizer of the type of vehicle.
Background technology
At intelligent transportation field, often need the characteristic of vehicle be detected.Existing vehicle identification and visitor, lorry identification technical equipment mainly contain 3 kinds:
First kind is image recognition apparatus, mainly through video camera or the video recorder with camera function vehicle is carried out picture shooting or video record realization, then picture or video image is carried out processes pixel; Thereby depict the contour feature of vehicle; This equipment dependability is not high, costs an arm and a leg, and adds that pictures taken is fuzzy to cause the unintelligible of profile lines; Can not get deep application, let alone to differentiation objective, lorry.
Second kind is to utilize the ground inductive coil to be embedded in the road surface, because the difference of visitor, truck chassis metal medium makes inductive coil produce electromagnetic induction to the motion metal medium; Inductive coil produces the change in oscillation of frequency, utilizes this change in oscillation to judge that the vehicle of process is passenger vehicle or lorry, the mode of this ground induction coil; Obtain to a certain extent promoting, and low price, but discrimination is not high; Receive external interference through regular meeting, thereby form erroneous judgement.
The third is to utilize echelette, and in conjunction with the model recognition system that the pressure transducer that is laid on the road surface is formed, the pressure transducer of this system is used for the wheelspan and the tire number of measuring vehicle, and echelette is used to separate vehicle.This system uses more extensive at present, but inconvenience is installed, the destructible road surface, and price is higher.
The utility model content
The purpose of the utility model is the shortcomings and deficiencies to prior art; A kind of vehicle recognizer based on vehicle ' s contour scanning is provided; Vehicle size characteristics such as this vehicle recognizer wheelbase that scanning obtains to vehicle ' s contour, chassis, floating axle, vehicle commander, overall width, overall height carry out vehicle identification to be judged, can be applicable in the unmanned hair fastener traffic system.
The utility model adopts following technical scheme to realize above-mentioned purpose: a kind of vehicle recognizer based on vehicle ' s contour scanning comprises beam emissions end and light beam receiving end; The beam emissions end comprises emission light beam microcontroller MCU and the Optical Transmit Unit that is connected; The light beam receiving end comprises beam flying signal Processing microcontroller MCU; And the photosensitive receiving element, characteristic signal output unit and the display that are connected with beam flying signal Processing microcontroller MCU respectively; Photosensitive receiving element receives the light signal that Optical Transmit Unit is launched; Display is used to export the vehicle judged result, and the characteristic signal output unit is used to export the judged result of wheelbase, length, width and the altitude feature parameter of vehicle.
Said Optical Transmit Unit comprises some groups of optical transmitting sets, and said photosensitive receiving element comprises some groups of photoreceivers, and optical transmitting set is corresponding one by one with photoreceiver.
Said optical transmitting set is visible laser, invisible laser, emission angle infrared ray or the diffuse reflection type photoelectric sensor less than 20 degree.
Said photoreceiver is the array that silicon photocell or optical diode are formed.
Said display is LCD matrix display or LED matrix display.
Described vehicle recognizer based on vehicle ' s contour scanning further comprises the laser region scanning range finder module (hereinafter to be referred as the laser ranging module) that is installed in the top, track, and said laser ranging module is connected with said characteristic signal output unit through the laser signal microprocessor.
Said laser ranging module comprises laser beam emitting head, laser pick-off head, time counter and measurement of angle device; The laser pick-off head is connected with said characteristic signal output unit through the laser signal microprocessor; Time counter is used to calculate the time of laser head emission light signal after the laser pick-off head is received the light signal that vehicle fires back, and the measurement of angle device is used to control the angle of laser scanning.
Compared with prior art, the utlity model has following advantage and beneficial effect: cost is low; Maintainable high; Install simple and easyly, the unmanned vehicle identification equipment in the intelligent transportation is played good booster action, have very considerable market outlook.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the vehicular sideview outline effect figure that the utility model light signal receiving end forms according to light beam synchronous scanning.
Embodiment
Below in conjunction with embodiment and accompanying drawing the utility model is described in further detail, but the embodiment of the utility model is not limited thereto.
Embodiment
As shown in Figure 1, the utility model comprises beam emissions end, light beam receiving end and laser ranging module; The beam emissions end comprises emission light beam microcontroller MCU and the Optical Transmit Unit that is connected; The light beam receiving end comprises beam flying signal Processing microcontroller MCU; And the photosensitive receiving element, characteristic signal output unit and the display that are connected with beam flying signal Processing microcontroller MCU respectively; Photosensitive receiving element receives the light signal that Optical Transmit Unit is launched, and wherein display is LCD matrix display or LED matrix display.The laser ranging module comprises laser beam emitting head, laser pick-off head, time counter and measurement of angle device; The laser pick-off head is connected with said characteristic signal output unit through the laser signal microprocessor; Time counter is used to calculate the time of laser head emission light signal after the laser pick-off head is received the light signal that vehicle fires back, and the measurement of angle device is used to control the angle of laser scanning; Pass through the time counter timing during laser head emission light signal; After the laser pick-off head receives the light signal that vehicle reflects; Time counter stops timing; Distance B just can obtain through formula D=C (light velocity) * (two-way time is poor)/2 like this, and the measurement of angle device then is used for controlling the angle of laser scanning, the i.e. area of sector region.Optical Transmit Unit, photosensitive receiving element are separately positioned on the position perpendicular to the both sides, road surface, and the laser ranging module is installed in the top, track, and laser is fan-shaped emission downwards and the light signal that vehicle roof reflects is carried out profile describe to detect.Said Optical Transmit Unit comprises some groups of optical transmitting sets, and said photosensitive receiving element comprises some groups of photoreceivers, and optical transmitting set is corresponding one by one with photoreceiver.
Infrared ray or the diffuse reflection type photoelectric sensor that can adopt visible laser, invisible laser, narrow emission angle (less than 20 degree) are as optical transmitting set; Utilize corresponding light activated element (like silicon photocell or optical diode) as photoreceiver simultaneously.The utility model utilizes some groups of optical transmitting sets and the photoreceiver sets of signals that partners, and sets of signals is installed in the position perpendicular to the both sides, road surface, sees Fig. 2, and the sets of signals height is arranged between the 1000mm-4000mm.
Said a pair of sets of signals forms the pattern of " point-to-point " synchronous transmission light signal, thereby forms some groups of parallel beams.When vehicle through between optical transmitting set and the photoreceiver time, vehicle can block signal, this moment beam signal interrupt with is connected between switching, formation beam flying signal.The vehicular characteristics data that beam flying signal Processing microcontroller MCU receives this beam flying signal and combines laser signal microprocessor MCU to upload; Form the dot matrix contour images through handling; Constantly carried out scan round up and down because sets of signals launches light beam microcontroller MCU control, no matter vehicle is static or goes, and can both make vehicle ' s contour form corresponding planar graph dot matrix variable; Beam flying signal Processing microcontroller is according to the position of the corresponding vehicle of said planar graph dot matrix variable; Judge the vehicle of vehicle, judge that promptly vehicle is to belong to passenger vehicle, lorry, what vehicle, the result who judges vehicle is through LCD or the output of LED matrix display; Remove to judge the characteristic parameters such as wheelbase, length, width and height of vehicle simultaneously according to said planar graph dot matrix variable, judged result is through the output of characteristic signal output unit.
The foregoing description is the utility model preferred implementation; But the embodiment of the utility model is not restricted to the described embodiments; Other any do not deviate from change, the modification done under spirit and the principle of the utility model, substitutes, combination, simplify; All should be the substitute mode of equivalence, be included within the protection domain of the utility model.
Claims (7)
1. the vehicle recognizer based on vehicle ' s contour scanning is characterized in that, comprises beam emissions end and light beam receiving end; The beam emissions end comprises emission light beam microcontroller MCU and the Optical Transmit Unit that is connected; The light beam receiving end comprises beam flying signal Processing microcontroller MCU; And the photosensitive receiving element, characteristic signal output unit and the display that are connected with beam flying signal Processing microcontroller MCU respectively; Photosensitive receiving element receives the light signal that Optical Transmit Unit is launched; Display is used to export the vehicle judged result, and the characteristic signal output unit is used to export the judged result of wheelbase, length, width and the altitude feature parameter of vehicle.
2. the vehicle recognizer based on vehicle ' s contour scanning according to claim 1; It is characterized in that; Said Optical Transmit Unit comprises some groups of optical transmitting sets, and said photosensitive receiving element comprises some groups of photoreceivers, and optical transmitting set is corresponding one by one with photoreceiver.
3. the vehicle recognizer based on vehicle ' s contour scanning according to claim 2 is characterized in that, said optical transmitting set is visible laser, invisible laser, emission angle infrared ray or the diffuse reflection type photoelectric sensor less than 20 degree.
4. the vehicle recognizer based on vehicle ' s contour scanning according to claim 2 is characterized in that, said photoreceiver is the array that silicon photocell or optical diode are formed.
5. the vehicle recognizer based on vehicle ' s contour scanning according to claim 1 is characterized in that said display is LCD matrix display or LED matrix display.
6. the vehicle recognizer based on vehicle ' s contour scanning according to claim 1; It is characterized in that; Further comprise the laser region scanning range finder module that is installed in the top, track, said laser region scanning range finder module is connected with said characteristic signal output unit through the laser signal microprocessor.
7. the vehicle recognizer based on vehicle ' s contour scanning according to claim 6; It is characterized in that; Said laser region scanning range finder module comprises laser beam emitting head, laser pick-off head, time counter and angle counter; The laser pick-off head is connected with said characteristic signal output unit through the laser signal microprocessor; Time counter is used to calculate the time of laser head emission light signal after the laser pick-off head is received the light signal that vehicle fires back, and the measurement of angle device is used to control the angle of laser scanning.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012201147014U CN202486981U (en) | 2012-03-23 | 2012-03-23 | Vehicle type identification device based on vehicle outline scanning |
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| CN2012201147014U CN202486981U (en) | 2012-03-23 | 2012-03-23 | Vehicle type identification device based on vehicle outline scanning |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103050010A (en) * | 2012-12-31 | 2013-04-17 | 北京万集科技股份有限公司 | Integrated laser scanning traffic survey device and integrated laser scanning traffic survey method |
| CN103106398A (en) * | 2013-01-28 | 2013-05-15 | 芜湖德力自动化装备科技有限公司 | Vehicle type recognition device |
| CN104183133A (en) * | 2014-08-11 | 2014-12-03 | 广州普勒仕交通科技有限公司 | Method for acquiring and transmitting road traffic flow dynamic information |
| CN104517322A (en) * | 2014-12-24 | 2015-04-15 | 长安大学 | Infrared-based one-sided vehicle separation method and infrared-based one-sided vehicle separation device |
| CN104574996A (en) * | 2015-01-22 | 2015-04-29 | 青岛大学 | Scanning-type intelligent detection method and device for road traffic vehicles |
| CN104574978A (en) * | 2014-11-21 | 2015-04-29 | 深圳市金溢科技股份有限公司 | Vehicle capturing method, control equipment and system |
| CN105335723A (en) * | 2015-11-02 | 2016-02-17 | 招商局重庆交通科研设计院有限公司 | Vehicle model recognition method based on infrared structured light |
| CN106643496A (en) * | 2016-12-20 | 2017-05-10 | 宁波中令清洁技术有限公司 | Vehicle body position detection method for washing vehicles |
| CN106705842A (en) * | 2016-12-20 | 2017-05-24 | 宁波中令清洁技术有限公司 | Car body position detection device for car washing |
| CN107146418A (en) * | 2017-06-22 | 2017-09-08 | 南京南大光电工程研究院有限公司 | Vehicle flowrate monitoring method based on photoelectric measurement technology |
| CN108133598A (en) * | 2018-01-25 | 2018-06-08 | 北京国电智泰科技有限公司 | The height of the carbody detecting system of road vehicle |
| CN110796872A (en) * | 2019-11-13 | 2020-02-14 | 佛山科学技术学院 | A collection system for lane collection vehicle model |
| CN113838292A (en) * | 2021-09-02 | 2021-12-24 | 徐州俊之邦智能科技有限公司 | Cellular blockchain traffic data storage system |
-
2012
- 2012-03-23 CN CN2012201147014U patent/CN202486981U/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103050010A (en) * | 2012-12-31 | 2013-04-17 | 北京万集科技股份有限公司 | Integrated laser scanning traffic survey device and integrated laser scanning traffic survey method |
| CN103106398A (en) * | 2013-01-28 | 2013-05-15 | 芜湖德力自动化装备科技有限公司 | Vehicle type recognition device |
| CN104183133A (en) * | 2014-08-11 | 2014-12-03 | 广州普勒仕交通科技有限公司 | Method for acquiring and transmitting road traffic flow dynamic information |
| CN104574978A (en) * | 2014-11-21 | 2015-04-29 | 深圳市金溢科技股份有限公司 | Vehicle capturing method, control equipment and system |
| CN104517322A (en) * | 2014-12-24 | 2015-04-15 | 长安大学 | Infrared-based one-sided vehicle separation method and infrared-based one-sided vehicle separation device |
| CN104574996A (en) * | 2015-01-22 | 2015-04-29 | 青岛大学 | Scanning-type intelligent detection method and device for road traffic vehicles |
| CN105335723A (en) * | 2015-11-02 | 2016-02-17 | 招商局重庆交通科研设计院有限公司 | Vehicle model recognition method based on infrared structured light |
| CN105335723B (en) * | 2015-11-02 | 2019-04-19 | 招商局重庆交通科研设计院有限公司 | A kind of model recognizing method based on infrared structure light |
| CN106705842A (en) * | 2016-12-20 | 2017-05-24 | 宁波中令清洁技术有限公司 | Car body position detection device for car washing |
| CN106643496A (en) * | 2016-12-20 | 2017-05-10 | 宁波中令清洁技术有限公司 | Vehicle body position detection method for washing vehicles |
| CN107146418A (en) * | 2017-06-22 | 2017-09-08 | 南京南大光电工程研究院有限公司 | Vehicle flowrate monitoring method based on photoelectric measurement technology |
| CN108133598A (en) * | 2018-01-25 | 2018-06-08 | 北京国电智泰科技有限公司 | The height of the carbody detecting system of road vehicle |
| CN108133598B (en) * | 2018-01-25 | 2021-05-14 | 北京国电智泰科技有限公司 | Vehicle body height detection system of road vehicle |
| CN110796872A (en) * | 2019-11-13 | 2020-02-14 | 佛山科学技术学院 | A collection system for lane collection vehicle model |
| CN110796872B (en) * | 2019-11-13 | 2020-11-06 | 佛山科学技术学院 | A collection system for lane collection vehicle model |
| CN113838292A (en) * | 2021-09-02 | 2021-12-24 | 徐州俊之邦智能科技有限公司 | Cellular blockchain traffic data storage system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Vehicle type identification device based on vehicle outline scanning Effective date of registration: 20150528 Granted publication date: 20121010 Pledgee: Bank of China Limited by Share Ltd Guangzhou Haizhu branch Pledgor: Guangzhou Turing IT Co., Ltd. Registration number: 2015440000007 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190718 Granted publication date: 20121010 Pledgee: Bank of China Limited by Share Ltd Guangzhou Haizhu branch Pledgor: Guangzhou Turing IT Co., Ltd. Registration number: 2015440000007 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121010 |