CN111637857A - Highway engineering quality detection car convenient to use - Google Patents
Highway engineering quality detection car convenient to use Download PDFInfo
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- CN111637857A CN111637857A CN202010421878.8A CN202010421878A CN111637857A CN 111637857 A CN111637857 A CN 111637857A CN 202010421878 A CN202010421878 A CN 202010421878A CN 111637857 A CN111637857 A CN 111637857A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
- G01B17/08—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring roughness or irregularity of surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P3/00—Vehicles adapted to transport, to carry or to comprise special loads or objects
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Traffic Control Systems (AREA)
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Abstract
The invention provides a highway engineering quality detection vehicle convenient to use, which comprises: the device comprises a motor vehicle, a body frame, a control unit, a sensor unit and a memory; the highway engineering quality detection vehicle acquires the road surface flatness information in a mode of combining the distance sensor and the acceleration sensor, the acquisition points are dense, the acquired data are stored in the data storage, the data can be read out and a curve can be drawn through the intelligent terminal after the detection is finished, and the road surface flatness information is clear at a glance. And for the discovered unevenness data, the GPS module can be combined to determine the road section where the problem occurs, so that convenience is brought to subsequent maintenance work. The highway engineering quality detection vehicle is also provided with a camera and a display screen, and a detection data curve and a detection video can be checked in real time during detection; the detection report integrates detection data, images and videos, so that the detection conclusion is more convincing.
Description
Technical Field
The invention relates to the technical field of highway engineering quality detection, in particular to a highway engineering quality detection device.
Background
The highway engineering is the key point of national economic infrastructure, and along with the continuous increase of the traffic volume of highway load machines, has strict requirements on the construction quality of the highway, and how to detect the quality of the highway engineering is a very important problem.
In the construction, operation, maintenance and repair of high-grade roads, the conditions of multiple quality indexes of the roads need to be perfect, and the requirement on the flatness of the road surface is higher and higher. Under the condition of low pavement flatness, the automobile cannot run quickly, and traffic jam is caused; and wear on the car will be exacerbated by potholes in the road.
In summary, the problems of the prior art are as follows: under the condition of low pavement flatness, the automobile cannot run quickly, and traffic jam is caused; and the wear to the automobile is intensified due to the depression of the road; the rapid and effective detection of the flatness of the pavement is urgently needed.
The invention content is as follows:
the invention provides a convenient highway engineering quality detection vehicle, which is used for solving the problem of low efficiency of the traditional detection of highway flatness.
The invention adopts the following technical scheme:
a highway engineering quality detection car convenient to use includes: the device comprises a motor vehicle, a body frame, a control unit, a sensor unit and a memory; the sensor unit is used for acquiring road detection data, and the body frame is used for connecting the motor vehicle and bearing the sensor unit; the control unit is used for processing the data acquired from the sensor unit and storing the processed data in the memory; the vehicle wheel is rotatably connected with the body of the vehicle through a wheel bearing seat, one end of the body frame is hinged with a first wheel bearing seat of the vehicle, and the other end of the body frame is hinged with a second wheel bearing seat of the vehicle; the sensor unit with body frame fixed connection, the sensor unit includes: range sensor, acceleration sensor and GPS module, the control unit includes: a controller; the distance measuring sensor, the acceleration sensor, the GPS module and the memory are respectively electrically connected with the controller.
Further, the sensor unit further includes: the camera module is used for acquiring road image information, the camera module is fixedly connected with the body frame, and the camera module is electrically connected with the control unit.
Further, the control module includes: and the communication module is used for sending the data processed by the controller to an external intelligent terminal, and is electrically connected with the controller.
Further, the control module further comprises: the display screen is used for displaying images acquired by the camera module and data acquired by the ranging sensor, the display screen displays the data acquired by the ranging sensor in a curve mode, the display screen is a touch screen, and the display screen is in communication connection with the controller.
Further, the distance measuring sensor is an ultrasonic distance measuring sensor.
Further, the communication module is a WiFi communication module.
Furthermore, the two ends of the body frame are provided with hinge holes, the body frame is hinged with the wheel bearing seat through the hinge holes, and rubber bushings are arranged inside the hinge holes.
The invention has the following positive effects:
a highway engineering quality detection car convenient to use includes: the device comprises a motor vehicle, a body frame, a control unit, a sensor unit and a memory; the highway engineering quality detection vehicle acquires the road surface flatness information in a mode of combining the distance sensor and the acceleration sensor, the acquisition points are dense, the acquired data are stored in the data storage, the data can be read out and a curve can be drawn through the intelligent terminal after the detection is finished, and the road surface flatness information is clear at a glance. The detection vehicle is convenient to use and high in detection efficiency. And for the discovered unevenness data, the GPS module can be combined to determine the road section where the problem occurs, so that convenience is brought to subsequent maintenance work. Distance sensor, acceleration sensor all are connected with the motor vehicle through body frame, and body frame is connected with the motor vehicle through first wheel bearing frame and second wheel bearing frame, have avoided causing the influence to the testing result because of car suspension system undulates from top to bottom. And the mounted suspended automobile ensures the riding and working comfort of the driver and the quality inspector.
The road engineering quality detection vehicle is also provided with a camera and a display screen, and detection results are stored in a memory in the form of data, images and videos, so that the detection results are supported by the data, the images and the videos, and a detection conclusion is more convincing. The road engineering quality detection vehicle is also provided with a controller of the communication module, data processed by the controller can be sent to an external intelligent terminal through a network, and an attendant of the external intelligent terminal can discuss and comprehensively study and judge detection data, so that unnecessary rework detection is reduced, suspected fault road section on-site confirmation is realized, the working time is saved, and the detection efficiency is improved.
The rubber bushing is arranged in the hinge hole of the road engineering quality detection vehicle body frame, so that the vibration of the wheel transmitted to the sensor unit can be properly reduced, the sensor unit is protected, and in addition, the stretching effect of the first wheel bearing seat and the second wheel bearing seat on the body frame can be reduced when the wheel turns.
Drawings
FIG. 1 is a schematic view of the connection between a body frame and a motor vehicle according to the present invention;
FIG. 2 is a schematic diagram of the connection between the control unit and the sensor unit according to the present invention;
FIG. 3 is a schematic diagram of a top view position relationship between a distance sensor and a camera according to the present invention;
FIG. 4 is a schematic view of a wavy and uneven road surface according to the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 1.
In the figure: the automobile comprises an automobile 1, a first wheel bearing seat 2, a body frame 3, a rubber bushing 4, a shaft pin 5, a distance measuring sensor 6, a camera module 7, an acceleration sensor 8, a wavy and uneven road 9 and a second wheel bearing seat 10.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1 to 5, a road work quality inspection vehicle convenient to use includes: a motor vehicle 1, a body frame 3, a control unit, a sensor unit and a memory; the sensor unit is used for acquiring road detection data, and the body frame 3 is used for connecting the motor vehicle 1 and bearing the sensor unit; the control unit is used for processing the data acquired from the sensor unit and storing the processed data in the memory.
One end of the body frame 3 is hinged with a first wheel bearing seat 2 of the motor vehicle 1, and the other end is hinged with a second wheel bearing seat 10 of the motor vehicle 1; sensor unit and 3 fixed connection of body frame, the sensor unit includes: the system comprises a distance measuring sensor 6, an acceleration sensor 8 and a GPS module; the control unit includes: and a controller.
The distance measuring sensor 6, the acceleration sensor 8, the GPS module and the memory are respectively and electrically connected with the controller.
More specifically, the main body frame 3 is a plate-like object, and in the present embodiment, the main body frame 3 is prepared by using 65 Mn.
The distance measuring sensor 6 is an ultrasonic sensor, the ultrasonic distance measuring module with the model number of HC-SR04 is adopted in the embodiment, the detection distance is 2-450 cm through data display, the precision can reach 3 mm, and the requirement for collecting road pits can be met. The working principle of the distance measuring sensor 6 is as follows: the ultrasonic wave is controlled by the controller to send ultrasonic waves to the road surface, the ultrasonic waves are reflected after encountering the road surface, the controller calculates the time difference from the emission to the reception of the emitted waves, and the distance between the controller and the target road surface can be obtained according to the speed 344m/s of the sound waves in the air.
The acceleration sensor 8 is an acceleration sensor 8 of a model WT31N, the sensor is a three-axis attitude measurement sensor (three-axis acceleration + two-axis angle), a core chip of the acceleration sensor is LIS3DH, a measurement range is +/-16 g (gravity acceleration is g), the precision is 0.01g, detection data of the acceleration sensor is transmitted to the outside through a serial port, the acceleration sensor 8 is fixedly arranged on the body frame 3, and the acceleration sensor 8 is arranged on the axis of a symmetrical axis of the body frame 3.
The GPS module is used for acquiring the position of the road engineering quality detection vehicle, and the GPS module transmits the acquired geographical position information to the controller through the serial port.
The controller adopts a Samsung S3C6410 as an embedded system of a control core, the S3C6410 is a general processor which is based on an ARM1176JZF-S inner core and is used for terminal equipment such as handheld terminal equipment and mobile terminal equipment, the ARM core can run to 553MHz when the voltage is 1.1V, and can run to 667MHz under the condition of 1.2V, and resources including an integrated display controller TFT LCDController, an RTC system clock, an SD/MMC controller and a Camera Interface are arranged inside the ARM core, so that the requirements of people can be completely met.
The invention acquires the flatness of the road surface by continuously acquiring data, and the flatness is used as a core module for flatness acquisition, and the more the distance measuring sensors 6 are, the more the acquisition points are, so the number of the distance measuring sensors 6 should be increased properly. In the present embodiment, three distance measuring sensors 6 are provided.
The memory should satisfy the needs of storing the data volume of gathering, and in this embodiment, the memory adopts the SD memory card, to prior art, large capacity memory card capacity can reach 128G, can record the 1080P high definition video of no less than 2 hours, is enough to satisfy the needs of record testing process.
The working principle is as follows: the controller continuously collects road surface data information by controlling the distance sensor, the acceleration sensor 8 and the GPS module. The processor stores the numerical value information acquired from the distance sensor and the time information corresponding to the numerical value in the memory. The acceleration sensor 8 is used to obtain the pitch angle of the road surface, which is commonly referred to as uphill and downhill, and the possible occurrence of undulation perpendicular to the direction of extension of the road. The reason for this is that if the undulated road 9 is present, the first wheel and the second wheel of the motor vehicle 1 will undulate at the same time, and the data obtained by the distance sensor will not faithfully reflect the road surface conditions. The processor stores the numerical value obtained from the acceleration sensor 8 and time information corresponding to the numerical value in the memory. The controller is continuously used for acquiring the position information of the motor vehicle 1 from the GPS module and storing the position information and the corresponding time information into the memory. In subsequent data analysis, after the road section with the problem is determined through data of the distance sensor or data of the acceleration sensor 8, the road section with the problem can be determined by selecting the GPS track of the same time period.
In use, the tire pressure of a tire of a road engineering quality detection vehicle is adjusted, the detection can be started when the vehicle runs on a horizontal road surface, the detection vehicle runs at a constant speed, a driver drives the road engineering quality detection vehicle, a quality inspector is arranged at a copilot and performs visual observation, the suspected unevenness is manually confirmed by using a ruler carried along with the vehicle when the suspected unevenness occurs, and the defect obviously exceeding the evenness is marked. After the detection of a road is completed, the data of the acceleration sensor 8 and the data of the distance sensor acquired from the sensor unit can be read out, and the restoration analysis can be performed again at the intelligent terminal, such as an external computer. During the analysis of the intelligent terminal, a road flatness curve can be restored through the data of the acceleration sensor 8 and the data of the distance sensor, an accurate detection result can be obtained through analyzing the suspected uneven condition of the curve, and when the road section is determined to be an uneven road section, the road section with problems can be determined through the time period of problem data acquisition and the combination of a GPS track.
This highway engineering quality detection car adopts distance sensor and the mode that acceleration sensor 8 combines to acquire highway road surface roughness information, and the acquisition point is intensive, and the data storage of collection is in data memory, can read out data and draw the curve through intelligent terminal after detecting and finishing, and highway road surface unevenness information is surveyability. The detection vehicle is convenient to use and high in detection efficiency. And for the discovered unevenness data, the GPS module can be combined to determine the road section where the problem occurs, so that convenience is brought to subsequent maintenance work. Distance sensor, acceleration sensor 8 all are connected with motor vehicle 1 through body frame 3, and body frame 3 is fixed on motor vehicle 1 with first wheel bearing frame 2 and second wheel bearing frame 10, have avoided causing the influence to the testing result because of the car suspension system undulates from top to bottom. And the mounted suspended automobile ensures the riding and working comfort of the driver and the quality inspector.
Further, the sensor module further includes: the camera module 7 is used for acquiring road image information, and the camera module 7 is fixedly connected to the body frame 3; the camera module 7 is adjacent to the distance measuring sensor 6, the camera module 7 is compared the distance measuring sensor 6 and will lean on a little at the back on the setting of the body frame 3, the advancing direction of the highway engineering quality detection vehicle is forward, the backing direction is backward, the camera module 7 is matched with the distance measuring sensor 6 for use, the camera module 7 records the image video of the highway pavement uninterruptedly, the recorded video is stored in the memory, and the video name has the information of the recording start-stop time. When the road surface detected by the road engineering quality detection vehicle through the distance sensor and the distance sensor exceed a set threshold value, the camera starts high-definition snapshot, and high-definition snapshot images are stored in the memory. The present embodiment is provided with three camera modules 7, and the camera modules 7 are electrically connected to the controller.
The control unit further includes: and a display screen for displaying the image acquired from the camera module 7 and the data acquired from the distance measuring sensor 6, and the data acquired from the distance measuring sensor 6 is displayed on the display screen in a curved form. The display draws a curve according to the values obtained by the distance sensor, and the pitch angle and the acceleration values obtained by the acceleration sensor 8 are displayed in the form of a curve through the display. The display is a touch screen, the operation parameters can be adjusted and set through the touch screen, and the display screen is in communication connection with the controller.
When the highway engineering quality inspection vehicle provided with the camera and the display screen is used, a quality inspector who sits in a copilot can monitor a highway pavement image and a drawn curve in real time through the display screen. After the detection of a road is completed, the video data, the image data, the data of the acceleration sensor 8 and the data of the distance sensor acquired from the sensor unit can be read out and restored and analyzed again at the intelligent terminal, such as an external computer. During the intelligent terminal analysis, can restore highway roughness curve through acceleration sensor 8 data, distance sensor data, through the condition of the suspected unevenness of analysis curve, combine video, high definition snapshot image to look back, can be quick and accurate affirmation testing result.
For the more serious road surface unevenness displayed by the display screen, a quality inspector can also call a driver to stop advancing, get off to check, and mark the road surface of the problem road surface part by the marking device. The road engineering quality detection vehicle detects the unevenness of the road surface by combining detection data acquired by the distance sensor and the acceleration sensor 8 with video and image acquired by the camera, and the detection result is stored in the memory in the form of data, image and video, so that the detection result has data, image and video for supporting, and the detection conclusion is more convincing.
After the detection of a section of road is finished, the detection data result can be copied and checked again, and the suspected problem is viewed in videos and images, so that the problem road section is determined, and the suspected problem road section is eliminated.
Further, the controller further comprises: and the communication module is used for sending the data processed by the controller to an external intelligent terminal and is electrically connected with the controller. The intelligent terminal comprises an external computer and a server. The communication module adopts a WiFi communication module, the communication rate of the WiFi communication module is high, and the transmission of real-time images and real-time data can be realized in areas with better network construction.
When the terminal is used, after the WiFi is started, the controller sends sensor data, images and videos acquired from the sensor unit and the camera module 7 to an external intelligent terminal, and the intelligent terminal is a server in the embodiment. The construction party and the monitoring party on duty beside the server can check the acquired data in real time and carry out discussion or comprehensive study and judgment according to the acquired data. If necessary, the system can also be contacted with a driver of a road engineering quality inspection vehicle and a quality inspector to require the suspected fault road section to be rechecked, so that the suspected fault is confirmed on the spot, and the unnecessary rework detection requirement is reduced.
The controller with the communication module can send data processed by the controller to the external intelligent terminal through a network, and an attendant of the external intelligent terminal can discuss and comprehensively study and judge detection data, so that unnecessary rework detection is reduced, on-site confirmation of a suspected fault road section is realized, the working time is saved, and the detection efficiency is improved.
Further, body frame 3 both ends contain the hinge hole respectively, and the hinge hole at both ends passes through pivot 5 and articulates with first wheel bearing frame 2 and second wheel bearing frame 10 respectively, and there is rubber bush 4 hinge hole inside, and pivot 5 is articulated with body frame 3 through rubber bush 4.
The body frame 3 provided with the rubber bushing 4 in the hinge hole can properly reduce the vibration transmitted to the sensor unit by the wheel, protect the sensor unit, and reduce the stretching effect of the first wheel bearing seat 2 or the second wheel bearing seat 10 on the body frame 3 when the wheel turns.
The embodiments described above are only preferred embodiments of the invention and are not exhaustive of the possible implementations of the invention. Any obvious modifications to the above would be obvious to those of ordinary skill in the art, but would not bring the invention so modified beyond the spirit and scope of the present invention.
Claims (7)
1. The utility model provides a highway engineering quality detection car convenient to use which characterized in that includes: the device comprises a motor vehicle (1), a body frame (3), a control unit, a sensor unit and a memory;
the sensor unit is used for acquiring road detection data, and the body frame (3) is used for connecting the motor vehicle (1) and bearing the sensor unit; the control unit is used for processing the data acquired from the sensor unit and storing the processed data in the memory;
the wheels of the motor vehicle (1) are rotatably connected with the body of the motor vehicle (1) through wheel bearing seats, one end of the body frame (3) is hinged with a first wheel bearing seat (2) of the motor vehicle (1), and the other end of the body frame (3) is hinged with a second wheel bearing seat (10) of the motor vehicle (1);
the sensor unit with body frame (3) fixed connection, the sensor unit includes: the device comprises a distance measuring sensor (6), an acceleration sensor (8) and a GPS module, wherein the control unit comprises a controller;
the distance measuring sensor (6), the acceleration sensor (8), the GPS module and the memory are respectively electrically connected with the controller.
2. The handy road work quality inspection vehicle of claim 1, wherein the sensor unit further comprises: the road image information acquisition system comprises a camera module (7), wherein the camera module (7) is used for acquiring road image information, the camera module (7) is fixedly connected with the body frame (3), and the camera module (7) is electrically connected with the control unit.
3. The convenient-to-use road engineering quality detection vehicle according to claim 2, wherein the control module comprises: and the communication module is used for sending the data processed by the controller to an external intelligent terminal, and is electrically connected with the controller.
4. The convenient-to-use road engineering quality detection vehicle of claim 3, wherein the control module further comprises: the display screen is used for displaying images acquired by the camera module (7) and data acquired by the ranging sensor (6), the data acquired by the ranging sensor (6) are displayed by the display screen in a curve mode, the display screen is a touch screen, and the display screen is in communication connection with the controller.
5. A road work quality detection vehicle convenient to use according to claim 4, characterized in that the distance measuring sensor (6) is an ultrasonic distance measuring sensor.
6. The convenient-to-use road engineering quality detection vehicle as claimed in claim 5, wherein the communication module is a WiFi communication module.
7. The convenient-to-use road engineering quality detection vehicle is characterized in that hinge holes are formed in two ends of the body frame (3), the body frame (3) is hinged to the wheel bearing seat through the hinge holes, and rubber bushings (4) are arranged inside the hinge holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010421878.8A CN111637857A (en) | 2020-05-18 | 2020-05-18 | Highway engineering quality detection car convenient to use |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010421878.8A CN111637857A (en) | 2020-05-18 | 2020-05-18 | Highway engineering quality detection car convenient to use |
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| CN111637857A true CN111637857A (en) | 2020-09-08 |
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| CN202010421878.8A Withdrawn CN111637857A (en) | 2020-05-18 | 2020-05-18 | Highway engineering quality detection car convenient to use |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114518094A (en) * | 2020-11-16 | 2022-05-20 | 阿里巴巴集团控股有限公司 | Road detection method and system |
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2020
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| DE4115032A1 (en) * | 1991-05-08 | 1992-11-12 | Bosch Gmbh Robert | ELECTRONIC SYSTEM IN A MOTOR VEHICLE FOR DETECTING A BAD ROUTE |
| CN101825444A (en) * | 2010-04-09 | 2010-09-08 | 上海辉格科技发展有限公司 | Vehicle-mounted road spectrum testing system based on surface structured light |
| CN203270428U (en) * | 2013-06-17 | 2013-11-06 | 黑龙江工程学院 | Surface evenness security detection device |
| CN207481998U (en) * | 2017-10-25 | 2018-06-12 | 上海一坤电气工程有限公司 | Steering mechanism of robot |
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Application publication date: 20200908 |