CN221448472U - Image acquisition device for road broken stone spreading homogenization degree detection - Google Patents
Image acquisition device for road broken stone spreading homogenization degree detection Download PDFInfo
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- CN221448472U CN221448472U CN202322973481.1U CN202322973481U CN221448472U CN 221448472 U CN221448472 U CN 221448472U CN 202322973481 U CN202322973481 U CN 202322973481U CN 221448472 U CN221448472 U CN 221448472U
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- 238000003892 spreading Methods 0.000 title claims abstract description 31
- 238000001514 detection method Methods 0.000 title claims abstract description 28
- 238000000265 homogenisation Methods 0.000 title claims abstract description 27
- 239000004575 stone Substances 0.000 title claims abstract description 27
- 230000001502 supplementing effect Effects 0.000 claims description 18
- 230000005611 electricity Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 10
- 238000010276 construction Methods 0.000 abstract description 9
- 238000011179 visual inspection Methods 0.000 abstract description 4
- 238000011156 evaluation Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 4
- 239000010426 asphalt Substances 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000010191 image analysis Methods 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model provides an image acquisition device for road broken stone spreading homogenization degree detection, which is characterized in that an instrument fixing box is connected to the tail part of a maintenance vehicle through a vehicle connecting mechanism, the image acquisition is realized through an image acquisition mechanism in the instrument fixing box, the image acquisition mechanism adopts a power supply mechanism to supply power, a path is provided for quick, nondestructive detection and accurate evaluation through a positioning function, and the position which does not meet the construction requirement can be adjusted aiming at the specific position with poor spreading homogenization degree in the later stage, so that the construction quality and the durability of the maintenance road surface are ensured, and the problems that the existing broken stone spreading homogenization degree detection adopts the subjectivity existing in visual inspection, the detection precision and efficiency are lower, and the image acquisition cost is higher by adopting ultrasonic, radar, laser and other sensors, so that a color image cannot be acquired are solved.
Description
Technical Field
The utility model belongs to the technical field of road engineering, and particularly relates to an image acquisition device for road broken stone spreading homogenization degree detection.
Background
The broken stone seal technology is an efficient, economical and quick preventive maintenance technology for the pavement, uses a broken stone seal vehicle to spread broken stone and asphalt with certain grading on the pavement synchronously, and forms a single-layer asphalt broken stone wearing layer through rolling of a rubber-wheel road roller or natural running, so that the broken stone seal technology is widely applied to the road engineering technology.
Compared with other methods, the construction method has extremely high construction efficiency, can finish construction on the road where vehicles pass, and reduces traffic control of the construction road section. The spreading homogenization degree of the broken stone is one of important indexes of the construction quality of the broken stone seal layer, and the broken stone is not uniformly spread to easily generate diseases (such as threshing caused by excessive stones, oil flashing caused by insufficient stones and the like, so that the whole stress of the road surface and the cracking resistance of the asphalt surface layer are influenced, and the service life of the road is further influenced).
At present, the detection method and device for the spreading homogenization degree of broken stone are lack of intensive study, the spreading homogenization degree is estimated by adopting a visual inspection method, and the method has subjective randomness and has lower detection precision and efficiency; the image acquisition cost is relatively high by adopting sensors such as ultrasonic, radar, laser and the like, and an image with color cannot be obtained.
Disclosure of utility model
The utility model aims to provide an image acquisition device for road broken stone spreading homogenization degree detection, which aims to solve the problems that the existing broken stone spreading homogenization degree detection adopts subjective randomness existing in visual inspection, the detection precision and efficiency are low, and the image acquisition cost is high by adopting sensors such as ultrasonic, radar and laser.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides an image acquisition device for highway rubble spreading homogenization degree detects, includes the fixed case of bottom surface open-ended instrument, install power supply unit in the fixed case of instrument and have positioning system's image acquisition mechanism with the power supply unit electricity is connected, still install vehicle coupling mechanism on the fixed case of instrument.
Furthermore, the light supplementing mechanism is uniformly arranged at the bottom of the instrument fixing box in a surrounding mode, and the light supplementing mechanism is electrically connected with the power supply mechanism.
Furthermore, the light supplementing mechanism adopts a light supplementing device.
Further, a light shield is arranged on the outer side of the light supplementing device.
Furthermore, the power supply mechanism is arranged on the inner wall of the instrument fixing box, and the power supply mechanism adopts a large-capacity power supply.
Further, the image acquisition mechanism is arranged at the top of the inner wall of the instrument fixing box.
Furthermore, the image acquisition mechanism adopts a high-definition camera with a positioning system.
Further, the vehicle connecting mechanism adopts a vehicle connector, and one end of the vehicle connector is fixed at the top of the instrument fixing box.
Compared with the prior art, the utility model has the following beneficial technical effects:
The utility model provides an image acquisition device for road broken stone spreading homogenization degree detection, which is characterized in that an instrument fixing box is connected to the tail part of a maintenance vehicle through a vehicle connecting mechanism, the image acquisition is realized through an image acquisition mechanism in the instrument fixing box, the image acquisition mechanism adopts a power supply mechanism to supply power, a path is provided for quick, nondestructive detection and accurate evaluation through a positioning function, and the position which does not meet the construction requirement can be adjusted aiming at the specific position with poor spreading homogenization degree in the later stage, so that the construction quality and the durability of the maintenance road surface are ensured, and the problems that the existing broken stone spreading homogenization degree detection adopts the subjectivity existing in visual inspection, the detection precision and efficiency are lower, and the image acquisition cost is higher by adopting ultrasonic, radar, laser and other sensors, so that a color image cannot be acquired are solved.
Preferably, the utility model is connected with the tail part of the carriage of the maintenance vehicle through the vehicle connector, the device is additionally arranged by utilizing the existing maintenance vehicle, the use and oil consumption cost of the detection vehicle can be saved, and the maintenance operation and the detection work are completed simultaneously.
Preferably, a circle of surrounding uniform light supplementing device and a light shielding cover are arranged at the bottom of the instrument fixing box, so that uniform and bright shooting light can be ensured, and sufficient light is provided for detection work.
Drawings
FIG. 1 is a block diagram of an image acquisition device for road lithotripsy spreading homogenization detection in an embodiment of the utility model.
FIG. 2 is a side view of an image acquisition device for road lithotripsy spreading uniformity detection in accordance with an embodiment of the present utility model.
FIG. 3 is a top view of an image acquisition device for road lithotripsy spreading uniformity detection according to an embodiment of the present utility model.
Fig. 4 is a schematic diagram of an image acquisition device for detecting road broken stone spreading homogenization in an embodiment of the utility model.
In the figure, 1, a vehicle connector; 2. an instrument fixing box; 3. high definition camera with positioning system; 4. a high capacity power supply; 5. a light supplementing device; 6. a light shield; 7. a power line; 8. and (5) fixing the anchor bolt by light.
Detailed Description
In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
In one embodiment of the utility model, an image acquisition device for detecting the homogenization degree of highway broken stone spreading is provided, as shown in fig. 1, the image acquisition device comprises an instrument fixing box 2, an opening is formed in the bottom surface of the instrument fixing box 2, an image acquisition mechanism and a power supply mechanism are installed in the instrument fixing box 2, the power supply mechanism is electrically connected with the image acquisition mechanism, a vehicle connection mechanism is further installed on the instrument fixing box 2, and the vehicle connection mechanism is used for being connected with a vehicle.
Specifically, a light supplementing mechanism is uniformly arranged around the opening at the bottom of the instrument fixing box 2, the light supplementing mechanism adopts a light supplementing device 5, a light source of the light supplementing device 5 adopts an LED light source, the light supplementing device 5 is electrically connected with a power supply mechanism, and a light shield 6 is arranged at the outer side of the light supplementing device 5; the power supply mechanism adopts a large-capacity power supply 4, the image acquisition mechanism is arranged at the top of the inner wall of the instrument fixing box 2, the high-definition camera 3 with a positioning system is adopted, the high-definition camera 3 with the positioning system adopts a distortion-free global exposure camera and is provided with an automatic positioning system, and all photographed pictures are provided with positioning coordinates for later image analysis and identification; the high-capacity power supply 4 is powered by a power line 7 and the high-definition camera 3 and the light supplementing device 5 of the belt positioning system.
The vehicle coupling mechanism includes vehicle connector 1 and fixed anchor 8, and vehicle connector 1 one end is installed at the top of instrument fixed box 2, and the other end passes through fixed anchor 8 and maintenance vehicle fixed connection.
Example 1
The utility model provides an image acquisition device for highway rubble spreading homogenization degree detects, as shown in fig. 2, fig. 3, including instrument fixed box 2, the bottom trompil of instrument fixed box 2, install power supply unit in the instrument fixed box 2, power supply unit adopts high-capacity power supply 4, and concrete model is DXPOWER portable power supply, and the image acquisition unit who is connected with the power supply unit electricity adopts the high definition camera 3 of area positioning system, and concrete model is three star ST1000 area positioning high definition camera, and the light filling device 5 that is connected with the power supply unit electricity adopts annular light homogenizer, and the light source degree of consistency is 80%.
As shown in fig. 4, a lens of a high-definition camera 3 with a positioning system in an instrument fixing box 2 is vertically fixed on the tail of a maintenance vehicle through a vehicle connector 1, and a proper range is extended to ensure that the camera can acquire images with the width of 3.5m (lane width), and the images shot by the camera require uniform proportion and distortion-free deformation of images of all areas so as to present the real distribution state of seal macadam; the pixel is required to reach 200W, and the resolution is required to be 1920 x 1080 or more so as to ensure that the precision can reach 2mm or more; the visual angle is more than 75 degrees, so that the acquired image can cover a road surface with the range of 3.5m when the vehicle is arranged at the top of the tail; the frame rate is above 10Hz to ensure that images can be acquired at a speed of 40km/h with 3.5m as a distance; the periphery of the bottom is provided with a shade to gather the white light of the uniform light source irradiation area; the uniform light source is required to be arranged at the lowest side around the instrument box, and provides uniform illumination for the road surface vertically downwards, so that uneven brightness on the surface of the sealing layer caused by factors such as poor natural brightness is reduced; the high-definition camera is internally provided with a positioning system and is arranged at a position which is parallel to the uniform light source and can normally work; the components are connected to a large-capacity power supply 4 through power lines 7; the bulk power supply 4 is used for overall power supply; a control center is arranged on the large-capacity power supply 4, and the working states of the camera and the uniform light source are set by controlling the electric energy supply; and (5) carrying out seal image acquisition and position information output once when the vehicle travels for 3.5 m.
The collected pictures are analyzed through corresponding image analysis software, and the detection of the local broken stone spreading homogenization degree by using the broken stone spreading distribution map can be realized.
The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.
Claims (8)
1. The utility model provides an image acquisition device for highway rubble spreading homogenization degree detects, its characterized in that includes bottom surface open-ended instrument fixed box (2), install power supply unit and the image acquisition mechanism who has positioning system who is connected with the power supply unit electricity in instrument fixed box (2), still install vehicle coupling mechanism on instrument fixed box (2).
2. The image acquisition device for detecting the spreading homogenization degree of highway broken stone according to claim 1, wherein a light supplementing mechanism is uniformly arranged at the bottom of the instrument fixing box (2) in a surrounding mode, and the light supplementing mechanism is electrically connected with a power supply mechanism.
3. An image acquisition device for road lithotripsy spreading homogenization detection according to claim 2, characterized in that the light supplementing mechanism employs a light supplementing device (5).
4. An image acquisition device for road lithotripsy spreading homogenization detection according to claim 3, characterized in that a light shield (6) is mounted outside the light supplementary device (5).
5. The image acquisition device for detecting the spreading homogenization degree of highway broken stone according to claim 1, wherein the power supply mechanism is arranged on the inner wall of the instrument fixing box (2), and the power supply mechanism adopts a large-capacity power supply (4).
6. An image acquisition device for road lithotripsy spreading homogenization detection according to claim 1, characterized in that the image acquisition mechanism is mounted on top of the inner wall of the instrument holder box (2).
7. The image acquisition device for road lithotripsy spreading homogenization detection according to claim 6, wherein the image acquisition mechanism employs a high definition camera (3) with a positioning system.
8. The image acquisition device for road crushed stone spreading uniformity detection according to claim 7, wherein the vehicle connecting mechanism adopts a vehicle connector (1), and one end of the vehicle connector (1) is fixed on the top of the instrument fixing box (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322973481.1U CN221448472U (en) | 2023-11-02 | 2023-11-02 | Image acquisition device for road broken stone spreading homogenization degree detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322973481.1U CN221448472U (en) | 2023-11-02 | 2023-11-02 | Image acquisition device for road broken stone spreading homogenization degree detection |
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| Publication Number | Publication Date |
|---|---|
| CN221448472U true CN221448472U (en) | 2024-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322973481.1U Active CN221448472U (en) | 2023-11-02 | 2023-11-02 | Image acquisition device for road broken stone spreading homogenization degree detection |
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| CN (1) | CN221448472U (en) |
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2023
- 2023-11-02 CN CN202322973481.1U patent/CN221448472U/en active Active
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