CN203174478U - Road detection vehicle - Google Patents
Road detection vehicle Download PDFInfo
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- CN203174478U CN203174478U CN 201320189114 CN201320189114U CN203174478U CN 203174478 U CN203174478 U CN 203174478U CN 201320189114 CN201320189114 CN 201320189114 CN 201320189114 U CN201320189114 U CN 201320189114U CN 203174478 U CN203174478 U CN 203174478U
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Abstract
The utility model relates to the field of traffic and particularly relates to a road detection vehicle. The road detection vehicle comprises a vehicle body, wherein a laser flatness detecting assembly is installed at a position corresponding to a wheel track belt at the lower part of the vehicle body, and road surface area-array cameras are installed at the two sides of the upper part of the rear end of the vehicle body; track area-array cameras are installed at the two sides of the upper part of the rear end of the vehicle body; and point laser emitting devices arranged in a preset manner are installed at the upper part of the rear end of the vehicle body, linear laser emitting devices are arranged at the two sides of the middle part of the rear end of the vehicle body, a pile number camera of kilometer stones is assembled on the vehicle body, and the vehicle body is further provided with a GPS (Global Position System) locating device. The laser emitting device emits laser to serve as locating points, the laser locating points can play reference and calibration roles when processing road surface images, the linear laser serves as track calibration to play reference and calibration roles when processing all track images, and the calibration function comprises calculating the track size at the current position according to the linear laser shape and improving the accurate correspondence of the broken position and the pile number of the kilometer stone.
Description
Technical field
The utility model relates to field of traffic, in particular to a kind of road detection vehicle.
Background technology
In the construction of high-grade highway, operation, maintenance, multinomial technical indicator situation such as the index situations such as surface evenness, pavement track and road surface breakage of road all are very important for road construction department and maintenance management department.How These parameters is carried out accurate detection and evaluation, be the problem that relevant department extremely pays close attention to always.
" JTG E60-2008 highway subgrade road surface on-the-spot test rules " require the detection spacing 20cm of rut, " JTG H20-2007 highway technology situation evaluation criteria " requires the highway crack impaired area is to calculate by actual fracture length and corresponding width, has the inspection vehicle of considerable part not meet the requirements prescribed; Rut, planeness and road surface breakage position can not be accurately corresponding with the mileage pile No..
The utility model content
The purpose of this utility model is to provide road detection vehicle, to solve the above problems.
A kind of road detection vehicle is provided in embodiment of the present utility model, has comprised: car body, the bottom of described car body is equipped with the laser evenness detection components in the position of wheel path correspondence, for detection of the surface evenness at described wheel path place;
The upper rear end both sides of described car body are equipped with for the road surface area array cameras of taking pavement image;
The upper rear end both sides of described car body are equipped with for the rut area array cameras of taking the rut image;
The upper rear end of described car body is equipped with the some laser beam emitting device of arranging according to predetermined manner, and with to road surface launch point laser, described laser is as the laser positioning point;
The both sides, middle part, rear end of described car body are provided with the line laser emitter, to be used as the line laser of demarcating rut to the road surface emission;
Described car body is equipped with kilometer stone pile No. camera, for taking kilometer stone pile No. image and described kilometer stone pile No. image being numbered;
Described car body also is provided with the GPS positioner.
Preferably, the predetermined manner of described some laser beam emitting device is that two rows, three row are arranged;
Described laser forms laser dot-matrix on the road surface, and horizontal spacing is 84 centimetres in the described laser dot-matrix, and longitudinal pitch is 50 centimetres.
Preferably, the upper rear end of described car body is equipped with the LED lighting lamp group, so that light is projected ground, forms 4 meters * 0.6 meter light face.
Preferably, the arrangement mode of described LED lighting lamp group is: six groups of sub-LED lighting lamp group of a row, described sub-LED lighting lamp group are arranged according to the mode of two rows, eight row by 16 LED lamps and are formed.
Preferably, described road detection vehicle also comprises processing components, is used for obtaining described surface evenness from described laser evenness detection components, obtains described pavement image from institute's road surface area array cameras; Obtain described rut image from described rut area array cameras, obtain described kilometer stone pile No. image from described kilometer stone pile No. camera, and described surface evenness, described pavement image, described rut image, described kilometer stone pile No. image are carried out the position that integrated treatment obtains damaged road surface and described damaged road surface correspondence.
Preferably, the line laser emitter is with to the line laser of emission two total lengths in road surface greater than 3.75 meters.。
Preferably, described car body also is equipped with the surrounding enviroment camera.
Preferably, described car body is furnished with the power-supply system that can discharge and recharge, to power to described laser evenness detection components, road surface area array cameras, rut area array cameras, some laser beam emitting device, line laser emitter, kilometer stone pile No. camera, GPS positioner; Described power-supply system comprises: storage battery and the power inverter that the electricity in the described storage battery is exported with common frequency sine-wave.
Preferably, described car body is furnished with Control Component, and described Control Component is used for control and receives described laser evenness detection components, road surface area array cameras, rut area array cameras, some laser beam emitting device, line laser emitter, kilometer stone pile No. camera.
A kind of road detection vehicle of the utility model above-described embodiment, this road detection vehicle comprises: car body, the bottom of described car body is equipped with the laser evenness detection components in the position of wheel path correspondence, for detection of the surface evenness at described wheel path place; The upper rear end both sides of described car body are equipped with for the road surface area array cameras of taking pavement image; The upper rear end both sides of described car body are equipped with for the rut area array cameras of taking the rut image; The upper rear end of described car body is equipped with the some laser beam emitting device of arranging according to predetermined manner, and with to road surface launch point laser, described laser is as the laser positioning point; Both sides, middle part, the rear end of described car body are provided with the line laser emitter, and with to road surface line of departure laser, described line laser is as demarcating rut; Described car body is equipped with kilometer stone pile No. camera, for taking kilometer stone pile No. image and described kilometer stone pile No. image being numbered; Described car body also is provided with the GPS positioner, is used for gathering the locating information of kilometer stone.
Surface evenness, pavement image, rut image, kilometer stone pile No. picture synchronization collection, corresponding one by one, can surface evenness, pavement image, rut image can carry out accurate corresponding with the milestone pile No., corresponding above-mentioned each Information Monitoring is handled jointly, can obtain the various performance indications on road surface, such as: the road surface breakage situation, determined to map directly in the kilometer stone pile No. image after the road surface breakage situation, again the milestone pile No. is combined with the locating information of kilometer stone, and then accurately determine the damaged situation of road.
Point laser is as the laser positioning point, the laser positioning point can play the effect of reference and demarcation when all pavement images are handled, many photos can be synthesized a big photo according to the position of laser point, line laser is as the demarcation of rut, this demarcation act as: the rut size according to line laser shape calculating current location, can play the effect of reference and demarcation when all rut images are handled.
Description of drawings
Fig. 1 shows road detection vehicle concrete structure schematic diagram among the embodiment.
The specific embodiment
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
A kind of road detection vehicle of the utility model above-described embodiment, this road detection vehicle comprises: car body, the bottom of described car body is equipped with the laser evenness detection components in the position of wheel path correspondence, for detection of the surface evenness at described wheel path place; The upper rear end both sides of described car body are equipped with for the road surface area array cameras of taking pavement image; The upper rear end both sides of described car body are equipped with for the rut area array cameras of taking the rut image; The upper rear end of described car body is equipped with the some laser beam emitting device of arranging according to predetermined manner, and with to road surface launch point laser, described laser is as the laser positioning point; Both sides, middle part, the rear end of described car body are provided with the line laser emitter, and with to road surface line of departure laser, described line laser is as demarcating rut; Described car body is equipped with kilometer stone pile No. camera, for taking kilometer stone pile No. image and described kilometer stone pile No. image being numbered; Described car body also is provided with the GPS positioner.
Surface evenness, pavement image, rut image, kilometer stone pile No. picture synchronization collection, corresponding one by one, can surface evenness, pavement image, rut image can carry out accurate corresponding with the milestone pile No., corresponding above-mentioned each Information Monitoring is handled jointly, can obtain the various performance indications on road surface, such as: the road surface breakage situation, determined to map directly in the kilometer stone pile No. image after the road surface breakage situation, again the milestone pile No. is combined with the locating information of kilometer stone, and then accurately determine the damaged situation of road.
Point laser is as the laser positioning point, the laser positioning point can play the effect of reference and demarcation when all pavement images are handled, many photos can be synthesized a big photo according to the position of laser point, line laser is as the demarcation of rut, can play the effect of reference and demarcation when all rut images are handled, the concrete demarcation act as: the size of calculating rut by the shape of line laser.
Below, the utility model will be described this road detection vehicle in detail by some specific embodiments, as Fig. 1, shown in:
A road detection vehicle, it comprises car body, in the position of wheel path correspondence laser evenness detection components 4 is installed in the bottom of this car body, for detection of the surface evenness at described wheel path place;
This laser evenness detection components 4 is similar to the corresponding component of existing road inspection vehicle, this laser evenness detection components 4 is in order to detect the surface evenness at wheel path place, therefore, mainly be installed on car body bottom trailing wheel front-back direction, car possesses two trailing wheels usually, therefore at correspondence position a laser evenness detection components 4 can be set respectively.
The upper rear end both sides of car body are equipped with the road surface area array cameras 3 of taking pavement image; Road surface area array cameras 3 is mainly used in taking continuously the road surface situation, because a little difference of road surface, vehicle, road, arranging of road surface area array cameras 3 can be furnished with the adjustment assembly, for the view direction of adjusting road surface area array cameras 3, size, position etc.
The utility model is compared with traditional road detection vehicle, and one of innovative point is that the upper rear end of car body is equipped with the some laser beam emitting device of arranging according to predetermined manner, and with to road surface launch point laser, described laser is as the laser positioning point; This laser beam emitting device can launch point laser, can be with the some laser shooting on the road surface only in the image when area array cameras 3 road pavement in road surface are taken, then can be used as calibration point at pavement image mid point laser and use, same calibration point is overlapped then all pavement images can be pieced together a complete pavement image (be about to many photos and synthesize a big photo according to the position of laser point).Thereby searching of convenient follow-up road surface breakage, and can be conducive to the location of road surface breakage.
The predetermined manner of some laser beam emitting device is that two rows, three row are arranged; Described laser forms laser dot-matrix on the road surface, and horizontal spacing is 84 centimetres (laterally distances between adjacent two laser point) in the described laser dot-matrix, and longitudinal pitch is 50 centimetres (vertically distances between adjacent two laser point).The layout of laser dot-matrix is in order to be that whole road all can produce the demarcation effect, so the numerical value of horizontal spacing, longitudinal pitch also can be decided as the case may be.
The upper rear end both sides of car body are equipped with for the rut area array cameras 2 of taking the rut image, this rut area array cameras 2 can be used for taking the rut image, rut area array cameras 2 can be installed on same position with road surface area array cameras 3, rut area array cameras 2 also is furnished with corresponding adjustment assembly, with the size of finding a view of adjusting rut area array cameras 2 as the case may be, direction, position etc.
Of the present utility model and traditional road detection vehicle is compared, and two of innovative point is: both sides, middle part, the rear end of car body are provided with the line laser emitter, and with to road surface line of departure laser, described line laser is as demarcating rut; This line laser is the low-angle line laser, and laser adopts the low-power visible light laser of safety, has avoided traditional high power infrared laser to the degree of burning of people's eyes, and low-angle laser does not cause any damage to peripheral personnel's eyes substantially.The line laser emitter of both sides is launched a line laser respectively, and two laser can partially overlap or a little spacing, as long as reach the total length of two line lasers greater than the width in track, the track is generally 3.75 meters, and the length of a line laser is about 2 meters.The trend of line laser and car axially perpendicular.And, the accuracy that the effective rut of low-angle line laser detects, two line laser total lengths are greater than each track distance (being generally 3.75 meters) of road, preferred 4 meters, weigh the size of rut by the shape of line laser.
The utility model is compared with existing traditional road detection vehicle, and three of innovative point is: car body is equipped with kilometer stone pile No. camera 1, for taking kilometer stone pile No. image and described kilometer stone pile No. image being numbered.The kilometer stone pile No. is taken according to a determining deviation, all kilometer stone pile No. image sets are combined in some can constitute kilometer stone general image in the road detection vehicle driving process, carry out unifiedly with pavement image, convenient accurately locate behind the road surface breakage determining, improve the precision of location.
The kilometer stone pile No. is corresponding with the GPS positioner, so car body also is provided with the GPS positioner, to gather the locating information of kilometer stone.After the road of determining certain kilometer stone place has problem, can determine concrete position by the kilometer stone locating information of GPS positioner collection.
In addition, the GPS positioner also has an important function, detect path link cross GPS device location once after, pile No. information can and GPS position correspondence, need not to proofread and correct again the mileage pile No. when detecting later on.
The utility model is compared with the existing road inspection vehicle, four of innovative point is: the upper rear end of car body is equipped with the LED lighting lamp group, so that light is projected ground, form 4 meters * 0.6 meter light face, the arrangement mode of LED lighting lamp group is preferably: six groups of sub-LED lighting lamp group of a row, described sub-LED lighting lamp group are arranged according to the mode of two rows, eight row by 16 LED lamps and are formed.The LED lighting lamp group is the stroboscopic state, is provided with adjusting part, can regulate according to lighting position, size.Synchronous oblique illuminations such as the LED of stroboscopic are adopted in the illumination of road pavement breakage, reach the effect of even illumination, solved in the past in the area array cameras photographic images because the inadequate variety of issue that causes of light, after adopting the LED lighting lamp group, the image frame of gathering is clear, brightness and contrast number, ambient light interference are little, has reduced the energy consumption of system simultaneously.
The arrangement mode of LED lighting lamp group is in order to guarantee the road lighting abundance, and therefore on such basis, adopting other arrangement modes also is that the utility model is protected and caused.
The utility model is compared with the existing road inspection vehicle, and five of innovative point is: comprised processing components, be used for obtaining described surface evenness from described laser evenness detection components 4, obtained described pavement image from institute's road surface area array cameras 3; Obtain described rut image from described rut area array cameras 2, obtain described kilometer stone pile No. image from described kilometer stone pile No. camera 1, and described surface evenness, described pavement image, described rut image, described kilometer stone pile No. image are carried out the position that integrated treatment obtains damaged road surface and described damaged road surface correspondence.
Wherein, processing components road pavement image and kilometer stone pile No. image are handled and are determined that the damaged situation of the above road comprises:
Described processing components utilizes all the described pavement images of naming a person for a particular job of the laser positioning on the described pavement image to synthesize a pavement image;
Described processing components is carried out denoising to described pavement image;
Described processing components is analyzed according to the described pavement image of heterochromia after to denoising, selects the pavement image out-of-the way position;
Described processing components is handled the position with all described image abnormities and is compared with the damaged sample of the road that prestores, and draws the damaged situation of road, and the damaged situation of described road comprises: damaged area, damaged type, damage location.
Handle by processing components road pavement image, find out road surface breakage and can realize the automation effect, significantly improved operating speed, avoid adopting in traditional Road Detection the various drawbacks of manually image analysis being brought, such as: personnel's duty difference causes the generation of situations such as omission, many inspections.
The utility model is compared with the existing road inspection vehicle, six of innovative point is: this road detection vehicle has adopted the power-supply system that can discharge and recharge, substituted traditional vehicle-mounted automatic generating plant, this power-supply system that can discharge and recharge has comprised storage battery and the power inverter that the electricity in the storage battery is exported with common pure sine wave frequently, thereby this efficient reproducible power-supply system, can be various assemblies (the laser evenness detection components 4 on the road detection vehicle, road surface area array cameras 3, rut area array cameras 2, the point laser beam emitting device, the line laser emitter, kilometer stone pile No. camera 1, the GPS positioner) and ancillary facility carry out uninterrupted voltage stabilizing power supply, can charge to storage battery in the process of moving, external ac power source also can be charged to power-supply system at one's leisure simultaneously, need not the mobile generator device, effectively reduce noise, realized the zero-emission of system.
This power-supply system preferably includes: storage battery group and power inverter, described power inverter are used for the electricity of storage battery group is exported to be total to the frequency pure sine wave;
This road detection vehicle is except above-mentioned road surface area array cameras 3, rut area array cameras 2, kilometer stone pile No. camera 1 etc., also be provided with the road environment camera in certain embodiments, be used for having taken the ground image, isolation strip, center, side slope, distant place image of guardrail, the road both sides of road etc.
Top various cameras mutually combine and have realized the shooting of road detection vehicle periphery pan-shot and right side kilometer stone pile No., and the image at road surface breakage place and the various images of other collections are compared, and can improve the accurate location of road surface breakage.
Utilize the Road Detection method of above-mentioned road detection vehicle, comprising:
Carry out following operation with the method for synchronization:
The kilometer stone pile No. image that the continuous acquisition road is along the line, and each described kilometer stone pile No. image is numbered;
Laser evenness detection components 4 detects according to the first default sampling interval road pavement planeness;
Rut area array cameras 2 is according to second default sampling interval (being preferably 20 centimetres) the continuous acquisition rut image;
Road surface area array cameras 3 is according to the 3rd default sampling interval (being preferably 40 centimetres) continuous acquisition pavement image;
Include line laser on the described rut image;
All comprise the laser positioning point on the described pavement image;
Described processing components is determined the damaged situation of road according to described pavement image, described rut image and described kilometer stone pile No. image and surface evenness testing result, and the damaged situation of described road comprises: damaged area, damaged type, damage location;
Utilize the GPS positioner to gather the locating information of kilometer stone.
Wherein, described processing components road pavement image and kilometer stone pile No. image are handled and are determined that the damaged situation of the above road comprises:
Described processing components utilizes all the described pavement images of naming a person for a particular job of the laser positioning on the described pavement image to synthesize a pavement image;
Described processing components is carried out denoising to described pavement image;
Described processing components is analyzed according to the described pavement image of heterochromia after to denoising, selects the pavement image out-of-the way position;
Described processing components is handled the position with all described image abnormities and is compared with the damaged sample of the road that prestores, and draws the damaged situation of road, and the damaged situation of described road comprises: damaged area, damaged type, damage location.
In the real work, at first open road detection vehicle, when inspection vehicle to overtake the time, 1 pair of road of kilometer stone pile No. camera mileage board along the line is taken continuously according to constant spacing, and by the control computer every photo is numbered; The laser evenness detection components 4 that is located at below the vehicle also detects according to fixing sampling interval road pavement planeness; Simultaneously, two line lasers project on the road surface, take by the rut area array cameras 2 of vehicle top, and the spacing of its shooting is also fixed, and synchronous with the frequency maintenance of kilometer stone pile No. camera 1 shooting; Road surface area array cameras 3 is also taken synchronously, and provides floor light by stroboscopic LED lamp group, and it is synthetic to carry out picture by the position of six some laser in the photo, finally is reduced to a whole figure, complete record the damaged situation on road surface.More than data being stored in the computer with the information completely of data or picture all of four part collections, and these information are carried out classifying and numbering handle, be specially: according to the unified numbering in position, all identical as planeness, rut, breakage, the GPS information encoding of same position.After detection was finished, the analysis service system can easily obtain the every technical indicator of road efficiently.
Surface evenness, pavement image, rut image, kilometer stone pile No. picture synchronization collection, determined to map directly in the kilometer stone pile No. image after the road surface breakage situation, made damage location, surface evenness, rut image carry out accurate corresponding with the milestone pile No..
Point laser is as the laser positioning point, the laser positioning point can play the effect of reference and demarcation when all pavement images are handled, line laser is as the demarcation of rut, when being handled, can play all rut images the effect of reference and demarcation, this demarcation act as: calculate the rut size of current location according to the line laser shape, thereby improved the accurate corresponding of damage location and kilometer stone pile No..
The above is preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (9)
1. road detection vehicle comprises: car body, it is characterized in that,
The bottom of described car body is equipped with the laser evenness detection components in the position of wheel path correspondence, for detection of the surface evenness at described wheel path place;
The upper rear end both sides of described car body are equipped with for the road surface area array cameras of taking pavement image;
The upper rear end both sides of described car body are equipped with for the rut area array cameras of taking the rut image;
The upper rear end of described car body is equipped with the some laser beam emitting device of arranging according to predetermined manner, and with to road surface launch point laser, described laser is as the laser positioning point;
The both sides, middle part, rear end of described car body are provided with the line laser emitter, to be used as the line laser of demarcating rut to the road surface emission;
Described car body is equipped with kilometer stone pile No. camera, for taking kilometer stone pile No. image and described kilometer stone pile No. image being numbered;
Described car body also is provided with the GPS positioner.
2. road detection vehicle according to claim 1 is characterized in that,
The predetermined manner of described some laser beam emitting device is that two rows, three row are arranged;
Described laser forms laser dot-matrix on the road surface, and horizontal spacing is 84 centimetres in the described laser dot-matrix, and longitudinal pitch is 50 centimetres.
3. road detection vehicle according to claim 1 is characterized in that,
The upper rear end of described car body also is equipped with the LED lighting lamp group, so that light is projected ground, forms 4 meters * 0.6 meter light face.
4. road detection vehicle according to claim 3 is characterized in that,
The arrangement mode of described LED lighting lamp group is: six groups of sub-LED lighting lamp group of a row, described sub-LED lighting lamp group are arranged according to the mode of two rows, eight row by 16 LED lamps and are formed.
5. road detection vehicle according to claim 1 is characterized in that,
Also comprise processing components, be used for obtaining described surface evenness from described laser evenness detection components, obtain described pavement image from described road surface area array cameras; Obtain described rut image from described rut area array cameras, obtain described kilometer stone pile No. image from described kilometer stone pile No. camera, and described surface evenness, described pavement image, described rut image, described kilometer stone pile No. image are carried out the position that integrated treatment obtains damaged road surface and described damaged road surface correspondence.
6. road detection vehicle according to claim 1 is characterized in that,
Described line laser emitter is with to the line laser of emission two total lengths in road surface greater than 3.75 meters.
7. road detection vehicle according to claim 1 is characterized in that,
Described car body also is equipped with the surrounding enviroment camera.
8. according to each described road detection vehicle of claim 1-7, it is characterized in that,
Described car body is furnished with the power-supply system that can discharge and recharge, to power to described laser evenness detection components, road surface area array cameras, rut area array cameras, some laser beam emitting device, line laser emitter, kilometer stone pile No. camera, GPS positioner; Described power-supply system comprises: storage battery and the power inverter that the electricity in the described storage battery is exported with common frequency sine-wave.
9. according to each described road detection vehicle of claim 1-7, it is characterized in that,
Described car body is furnished with Control Component, and described Control Component is used for control and receives described laser evenness detection components, road surface area array cameras, rut area array cameras, some laser beam emitting device, line laser emitter, kilometer stone pile No. camera.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320189114 CN203174478U (en) | 2013-04-15 | 2013-04-15 | Road detection vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320189114 CN203174478U (en) | 2013-04-15 | 2013-04-15 | Road detection vehicle |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103194956A (en) * | 2013-04-15 | 2013-07-10 | 南京道润交通科技有限公司 | Road detecting vehicle and method for detecting road with same |
| CN104007132A (en) * | 2014-05-04 | 2014-08-27 | 常熟市福莱德连接器科技有限公司 | Vehicle-mounted pavement underground detection method and detection system |
| CN104746413A (en) * | 2013-12-27 | 2015-07-01 | 北京恒达锦程图像技术有限公司 | Novel road detection vehicle |
| CN104864909A (en) * | 2015-05-08 | 2015-08-26 | 苏州科技学院 | Road surface pothole detection device based on vehicle-mounted binocular vision |
| CN106498831A (en) * | 2016-10-31 | 2017-03-15 | 吉林大学 | Vehicle-mounted road surface three-dimensional reconstruction system based on projection grating |
| CN106515441A (en) * | 2016-09-30 | 2017-03-22 | 张家港长安大学汽车工程研究院 | Optimization method for off-road vehicle rear axle power distribution |
| CN109974596A (en) * | 2019-04-28 | 2019-07-05 | 广东工业大学 | A kind of linear displacement measurement device |
| CN113638295A (en) * | 2021-09-18 | 2021-11-12 | 武汉光谷卓越科技股份有限公司 | Full-width flatness detection method based on three-dimensional pavement |
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2013
- 2013-04-15 CN CN 201320189114 patent/CN203174478U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103194956A (en) * | 2013-04-15 | 2013-07-10 | 南京道润交通科技有限公司 | Road detecting vehicle and method for detecting road with same |
| CN103194956B (en) * | 2013-04-15 | 2016-02-24 | 南京道润交通科技有限公司 | Road detection vehicle and utilize it to carry out the method for Road Detection |
| CN104746413A (en) * | 2013-12-27 | 2015-07-01 | 北京恒达锦程图像技术有限公司 | Novel road detection vehicle |
| CN104007132A (en) * | 2014-05-04 | 2014-08-27 | 常熟市福莱德连接器科技有限公司 | Vehicle-mounted pavement underground detection method and detection system |
| CN104864909A (en) * | 2015-05-08 | 2015-08-26 | 苏州科技学院 | Road surface pothole detection device based on vehicle-mounted binocular vision |
| CN106515441A (en) * | 2016-09-30 | 2017-03-22 | 张家港长安大学汽车工程研究院 | Optimization method for off-road vehicle rear axle power distribution |
| CN106515441B (en) * | 2016-09-30 | 2019-02-15 | 张家港长安大学汽车工程研究院 | A kind of optimization method of offroad vehicle rear axle power distribution |
| CN106498831A (en) * | 2016-10-31 | 2017-03-15 | 吉林大学 | Vehicle-mounted road surface three-dimensional reconstruction system based on projection grating |
| CN109974596A (en) * | 2019-04-28 | 2019-07-05 | 广东工业大学 | A kind of linear displacement measurement device |
| CN113638295A (en) * | 2021-09-18 | 2021-11-12 | 武汉光谷卓越科技股份有限公司 | Full-width flatness detection method based on three-dimensional pavement |
| CN113638295B (en) * | 2021-09-18 | 2022-11-22 | 武汉光谷卓越科技股份有限公司 | Full-width flatness detection method based on three-dimensional pavement |
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