CN211452229U

CN211452229U - Road marking measuring and detecting vehicle

Info

Publication number: CN211452229U
Application number: CN202020448832.0U
Authority: CN
Inventors: 刘清林; 梅义; 傅建锋; 舒辉建
Original assignee: Chongqing Xinchuang Technology Co ltd
Current assignee: Chongqing Xinchuang Technology Co ltd
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2020-09-08
Anticipated expiration: 2030-03-31

Abstract

The invention discloses a road marking measurement and detection vehicle, which comprises a vehicle body, wherein a camera for calibrating marking images is arranged on the vehicle body, and the bottom of the vehicle body is connected with a video camera for collecting marking data through a position adjusting frame; the video camera controls the position adjusting frame to drive the position adjusting frame to move along the length direction and the width direction of the vehicle body through the controller, so that a marking line image acquired by the video camera is overlapped with an image range calibrated by the camera; the video camera is in communication connection with a data control and analysis system; compared with the prior art, in the detection process, the video camera controls the position adjusting frame to drive the position adjusting frame to move along the length direction and the width direction of the vehicle body through the control machine, so that the marking line image acquired by the video camera is overlapped with the image range calibrated by the camera, the video camera conveniently, quickly and completely acquires marking line data on a road, and then the marking line data is uploaded to the data control and analysis system for analysis and storage.

Description

Road marking measuring and detecting vehicle

Technical Field

The invention relates to the technical field of road detection, in particular to a road marking measuring and detecting vehicle.

Background

The marking lines are defined by lines, arrows, characters, elevation marks, protruding road signs or other guiding devices, which are marked on the road surface or other facilities to control and guide traffic and scatter traffic flow. It transmits various fixed basic information of the road to vehicles and pedestrians, and is particularly important for drivers.

At present, the marking on the ground is generally manually operated and is influenced by the technical level of operators, construction process and the like, and the finished marking possibly has certain defects, so that a road marking detection device is adopted to detect after the marking is finished, and whether the marking meets the design requirements or not is judged.

Patent document with application number CN201822192924.2 discloses a road surface marking line laser detection device, including setting up in the telescopic link of vehicle chassis bottom, the other end of telescopic link is connected with the laser instrument, is provided with distance sensor on the auto wheel, and laser instrument and distance sensor all are connected with information collection station through the wire, and information collection station passes through the wire and is connected with the computer. The length and the width of the road marking can be scanned by a laser in the process of walking of the automobile, and the condition of the road marking is recorded.

The road marking line laser detection device collects marking line data through a laser, and has the following defects: in order to collect data efficiently and accurately, the collecting head of the laser must be large enough to collect data effectively, otherwise, the laser cannot collect data completely at one time.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a road marking measuring and detecting vehicle to solve the problem that in the prior art, a collecting head of a laser must be large enough to effectively collect data in order to efficiently and accurately collect the data.

In order to achieve the purpose, the invention adopts the following technical scheme: a road marking measurement and detection vehicle comprises a vehicle body, wherein a camera for calibrating marking images is arranged on the vehicle body, and the bottom of the vehicle body is connected with a video camera for collecting marking data through a position adjusting frame; the video camera controls the position adjusting frame to drive the position adjusting frame to move along the length direction and the width direction of the vehicle body through the controller, so that a marking line image acquired by the video camera is overlapped with an image range calibrated by the camera; and the video camera is in communication connection with a data control and analysis system.

Compared with the prior art, the invention has the following beneficial effects:

during the marking detection process, the video camera controls the position adjusting frame to drive the position adjusting frame to move along the length direction and the width direction of the vehicle body through the control machine, so that a marking image collected by the video camera is overlapped with an image range calibrated by the camera, the video camera conveniently, quickly and completely collects marking data on a road, and the marking data are uploaded to a data control and analysis system to be analyzed and stored.

Drawings

FIG. 1 is a schematic view of a road marking measuring and detecting vehicle according to the present invention;

fig. 2 is a schematic structural view of the position adjusting bracket in fig. 1.

Detailed Description

The present invention will be described in further detail below by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a vehicle body 1, a position adjusting frame 2, a frame body 21, a power device 22, a transverse adjusting screw 23, an adjusting block 24, a longitudinal adjusting screw 25, a detection box 26, a video camera 27, a guide rod 28, a laser range finder 3, a driving wheel 4, a transmission shaft 5, a guide wheel 6, a battery pack 7 and a PLC (programmable logic controller) 8.

Examples

Referring to fig. 1 and 2: a road marking measuring and detecting vehicle comprises a vehicle body 1, wherein a camera for calibrating marking images is arranged on the vehicle body 1, and the bottom of the vehicle body 1 is connected with a video camera 27 for collecting marking data through a position adjusting frame 2; the video camera 27 controls the position adjusting frame 2 to drive the position adjusting frame to move along the length and width directions of the vehicle body 1 through a controller, so that a marked line image acquired by the video camera 27 is overlapped with an image range calibrated by a camera; and the video camera 27 is communicatively connected to a data control and analysis system.

In the invention, a light supplement lamp group connected with a position adjusting frame 2 is arranged at the periphery of a video camera 27 and is used for providing alternate red, white and yellow light; the light supplementing lamp group comprises at least one red lamp, at least one white lamp and at least one yellow lamp; in the embodiment, the number of the red light, the white light and the yellow light is one, and the red light, the white light and the yellow light are arranged in parallel and annularly distributed on the periphery of the video camera 27; its break-make can be controlled through the switch with the equal series connection one by one of red light, white light and yellow light, and the switch is controlled by data control and analytic system simultaneously, makes red light, white light and the orderly alternative of yellow light carry out the light filling to video camera 27 to the condition such as line type and the colour of the more clear marking are gathered to the color brightness when the marking data that can strengthen video camera 27 gathered.

In order to enable the video camera 27 to move to efficiently collect data of the marked line, the specifically adopted position adjusting frame 2 comprises a frame body 21 fixedly arranged at the bottom of the vehicle body 1, a power device 22 electrically connected with a control computer is fixedly arranged on the frame body 21, a transverse adjusting screw 23 is rotatably arranged between an output rotating shaft of the power device 22 and the frame body 21, the transverse adjusting screw 23 is arranged along the length direction of the vehicle body 1, an adjusting block 24 is connected on the transverse adjusting screw 23 in a threaded manner, drivers horizontally and slidably connected with the frame body 21 are oppositely arranged on the adjusting blocks 24, the drivers are electrically connected with the control computer, the output rotating shaft of the drivers is connected with the adjusting blocks 24 through a longitudinal adjusting screw 25 which is rotatably arranged, the longitudinal adjusting screw 25 is arranged along the width direction of the vehicle body 1, a detection box 26 is connected on the longitudinal adjusting screw 25 in a threaded manner, a light supplementing lamp group and, the adjusting block 24 is also fixedly connected with a guide rod 28 which is connected with the detection box 26 in a sliding way, and the guide rod 28 is arranged in parallel with the longitudinal adjusting screw rod 25; the power device 22 and the driver can be both stepping motors, the power device 22 operates to drive the transverse adjusting screw 23 to rotate, and the transverse adjusting screw 23 enables the adjusting block 24, the driver, the longitudinal adjusting screw 25 and the detection box 26 to integrally move in the width direction of the vehicle body 1; the driver operates to rotate the longitudinal adjusting screw 25, the detection box 26 moves in the length direction of the vehicle body 1 and the guide rod 28 guides the movement of the detection box 26 and prevents the detection box 26 from rotating on the longitudinal adjusting screw 25; therefore, the video camera 27 moves on the horizontal plane at the bottom of the vehicle body 1, and the marking data can be efficiently and quickly acquired.

The two sides of the front end of the bottom of the vehicle body 1 are both provided with laser range finders 3, and the laser range finders 3 are both in communication connection with a data control and analysis system; the laser range finder 3 is used for recording the distance between the vehicle head and the left and right road edges and simultaneously recording the width information of the road surface; then, the information collected by the laser range finder 3 is uploaded to a data control and analysis system for analysis and storage; meanwhile, a pair of driving wheels 4 connected by a transmission shaft 5 is rotatably arranged at the front end of the bottom of the vehicle body 1, the middle part of the rear end of the bottom of the vehicle body 1 is rotatably connected with a guide wheel 6 through a rotating shaft, the driving wheels 4 are driven to rotate by a stepping motor, a battery pack 7 provides power for the stepping motor, and the stepping motor and the battery pack 7 are both arranged at the bottom of the vehicle body 1; the rotating shaft is in communication connection with a data control and analysis system to control the rotating direction of the driving wheel 4, and the data control and analysis system controls the advancing direction of the vehicle body 1 by analyzing the information collected by the laser range finder 3, so that the data collection of the marking line is efficiently carried out.

The data control and analysis system comprises an upper computer in communication connection with the controller and a PLC (programmable logic controller) 8 in communication connection with the upper computer, wherein the upper computer can be a computer, a tablet or a mobile phone, and the PLC 8 and the controller are both the existing PLC 8; the PLC 8 is electrically connected with the camera, the laser range finder 3, the video camera 27, the red light, the white light and the yellow light; the running states of the camera, the laser range finder 3, the video camera 27, the red light, the white light and the yellow light are controlled by the PLC 8 when in use; the staff comes to go up the marking design data of waiting to detect the highway section in the host computer and the marking data that video camera 27 gathered through current software in the host computer and carries out analysis and comparison, when finding the marking construction unqualified, will report to the police for the marking maintenance unit to redesign or be under construction again.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims

1. A road marking measurement and detection vehicle comprises a vehicle body, and is characterized in that a camera for calibrating marking images is arranged on the vehicle body, and the bottom of the vehicle body is connected with a video camera for collecting marking data through a position adjusting frame; the video camera controls the position adjusting frame to drive the position adjusting frame to move along the length direction and the width direction of the vehicle body through the controller, so that a marking line image acquired by the video camera is overlapped with an image range calibrated by the camera; and the video camera is in communication connection with a data control and analysis system.

2. The road-marking measuring and detecting vehicle of claim 1, wherein: and a light supplement lamp group connected with the position adjusting frame is arranged on the periphery of the video camera and used for providing alternate red, white and yellow light.

3. The road-marking measuring and detecting vehicle according to claim 1 or 2, wherein: the position adjusting frame comprises a frame body fixedly arranged at the bottom of a vehicle body, a power device electrically connected with a control machine is fixedly arranged on the frame body, a transverse adjusting screw rod is arranged between an output rotating shaft of the power device and the frame body in a rotating mode, the transverse adjusting screw rod is arranged along the length direction of the vehicle body, a regulating block is in threaded connection with the transverse adjusting screw rod, a driver connected with the support body in a horizontal sliding mode is oppositely arranged on the regulating block, the driver is electrically connected with the control machine, a longitudinal adjusting screw rod arranged between the output rotating shaft of the driver and the regulating block in a rotating mode is connected with the longitudinal adjusting screw rod, the longitudinal adjusting screw rod is arranged along the width direction of the vehicle body, a detection box is in threaded connection with the longitudinal adjusting screw rod, a light supplementing lamp bank and a video camera are installed on the detection box, a.

4. The road-marking measuring and detecting vehicle of claim 2, wherein: the light supplement lamp group comprises at least one red lamp, at least one white lamp and at least one yellow lamp.

5. The road-marking measuring and detecting vehicle of claim 4, wherein: and laser range finders are arranged on two sides of the front end of the bottom of the vehicle body and are in communication connection with a data control and analysis system.

6. The road-marking measuring and detecting vehicle of claim 5, wherein: the front end of the bottom of the vehicle body is rotatably provided with a pair of driving wheels connected by a transmission shaft, the middle part of the rear end of the bottom of the vehicle body is rotatably provided with a guide wheel, and the rotation direction of the guide wheel is controlled by a data control and analysis system.

7. The road-marking measuring and detecting vehicle of claim 6, wherein: the data control and analysis system comprises an upper computer in communication connection with the control machine and a PLC controller in communication connection with the upper computer, and the PLC controller is electrically connected with the camera, the laser range finder, the video camera, the red light, the white light and the yellow light.