Traffic engineering pavement flatness detection device

Abstract

The utility model relates to a road surface flatness detection device for traffic engineering, and belongs to the technical field of road surface detection. Comprising a base, a laser distance measuring sensor, a measuring plate, a measuring column, a spring, a roller, a marking device, an alarm and a controller, moving wheels are installed at the front end and the rear end of the base, and a measuring cavity communicated with a groove is formed in the position, located on one side of the groove, of the bottom of the base; when the road surface flatness is detected, under the stretching action of the spring, the measuring column drives the measuring plate to move, the laser distance measuring sensor measures that the distance between the measuring plate and the laser distance measuring sensor is changed, and if the distance exceeds a normal value range, the alarm gives an alarm, and the marking device is controlled to spray paint to the uneven position, mark the uneven position and facilitate trimming. Manual marking is not needed, and time and labor are saved.

Description

Technical Field

[0001] The utility model belongs to the technical field of road surface detection, and in particular relates to a road surface flatness detection device for traffic engineering. Background Art

[0002] In the process of traffic construction, a large number of roads will be built, and the road surface flatness is one of the standards for testing the quality of road construction. The road surface flatness refers to the vertical deviation of the road surface relative to the ideal plane. When constructing traffic roads, it is necessary to test the road surface flatness. When the ground is uneven, it is easy to cause bumps when driving, thereby affecting the service life of the vehicle. In severe cases, it is easy to cause traffic accidents. In order to ensure driving safety and comfort, and also to prevent water accumulation caused by uneven ground, which is easy to accelerate damage to the road, the road surface should maintain a certain flatness.

[0003] At present, when testing the flatness of a traffic road surface, usually a person manually takes a flatness ruler and sticks it to the ground, measures the gap between the flatness ruler and the ground, and thus determines the flatness of the road surface. Since the traffic road is long, the measurement takes a long time, the manual labor is large, and it is inconvenient to directly mark the uneven position, which is inconvenient to use. Therefore, the utility model provides a traffic engineering road surface flatness detection device to solve the above problems. Summary of the invention

[0004] In order to overcome the problems mentioned in the background technology, the utility model provides a traffic engineering road surface flatness detection device. The utility model is convenient for detecting uneven positions and marking them for easy repair without manual marking, thus saving time and labor.

[0005] To achieve the above object, the utility model is implemented by the following technical scheme: a traffic engineering road surface flatness detection device comprises a base 1, a laser ranging sensor 2, a measuring plate 3, a measuring column 4, a spring 5, a roller 6, a marking device 7, an alarm 8 and a controller 9, the base 1 is provided with moving wheels 10 at both ends, a groove 11 is provided at the bottom of the base 1, one end of the spring 5 is fixedly connected to the bottom of the groove 11, the measuring column 4 is fixedly installed at the other end of the spring 5, a roller 6 is rotatably installed at the bottom of the measuring column 4, a measuring cavity 12 connected to the groove 11 is provided at the bottom of the base 1 and located on one side of the groove 11, a measuring plate 3 sliding in the measuring cavity 12 is provided at the top of the measuring column 4, the laser ranging sensor 2 is installed at the top of the measuring cavity 12, and the probe of the laser ranging sensor 2 extends into the measuring cavity 12, a reflective film is affixed to one side of the measuring plate 3 near the laser ranging sensor 2, the marking device 7 is installed on the measuring column 4, the alarm 8 and the controller 9 are installed at the top of the base 1, and the laser ranging sensor 2, the alarm 8 and the controller 9 are electrically connected.

[0006] Furthermore, the marking device 7 includes a nozzle 13, a hard tube 14, a hose 15, a paint box 16 and a solenoid valve 17. A through hole 18 is provided on the base 1 on one side of the groove 11. The paint box 16 is installed on the top of the through hole 18. The bottom of the paint box 16 is connected to the hose 15. The solenoid valve 17 is installed on the hose 15. A support plate 19 is provided on one side of the bottom of the measuring column 4. The hard tube 14 is installed on the bottom surface of the support plate 19. The hose 15 is connected to the hard tube 14. The other end of the hard tube 14 is connected to the nozzle 13 facing the roller side, and the solenoid valve 17 is connected to the controller 9.

[0007] Furthermore, the base 1 is provided with limiting grooves 20 communicating with the groove 11 on the left and right sides of the groove 11 , and limiting plates 21 sliding in the limiting grooves 20 are provided on both sides of the measuring column 4 .

[0008] Furthermore, baffles 22 are installed on both sides of the bottom of the measuring column 4 , a connecting column 23 is installed between the two baffles 22 , and the roller 6 is rotatably installed on the connecting column 23 .

[0009] Furthermore, the traffic engineering road surface flatness detection device also includes a battery 24 , and the battery 24 is connected to the controller 9 .

[0010] Furthermore, a protective cover 25 is installed on the top of the base 1, the laser ranging sensor 2, controller 9 and battery 24 are all installed in the protective cover 25, and the alarm 8 is installed outside one side of the protective cover 25. The top of the protective cover 25 is designed to be open, and a top cover 26 is hinged on one side of the opening for easy opening.

[0011] Furthermore, a handle 27 is provided on one side of the base 1 .

[0012] Beneficial effects of the utility model:

[0013] When the utility model detects the flatness of a road surface and encounters an uneven road surface, under the stretching action of the spring, the measuring column drives the measuring plate to move, and the laser ranging sensor measures the change in the distance from it to the measuring plate. If the distance exceeds the normal value range, the signal is transmitted to the controller, and the controller can control the alarm to sound an alarm, promptly remind the maintenance personnel, and control the marking device to spray paint on the uneven position to mark it for easy repair without manual marking, thus saving time and effort. The equipment has a simple structure, low operation difficulty, and high work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic cross-sectional view of the internal structure of the utility model.

[0015] Figure 2It is a bottom view schematic diagram of the structure of the utility model.

[0016] Figure 3 It is a schematic cross-sectional view of the internal structure of the utility model.

[0017] Figure 4 It is a schematic diagram of the structure of the utility model.

[0018] Figure numerals: base 1, laser ranging sensor 2, measuring plate 3, measuring column 4, spring 5, roller 6, marking device 7, alarm 8, controller 9, moving wheel 10, groove 11, measuring chamber 12, nozzle 13, hard tube 14, hose 15, paint box 16, solenoid valve 17, through hole 18, support plate 19, limit groove 20, limit plate 21, baffle 22, connecting column 23, battery 24, protective cover 25, top cover 26, handle 27. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and beneficial effects of the present invention clearer, the preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings to facilitate understanding by technicians.

[0020] like Figure 1-4The utility model discloses a traffic engineering road surface flatness detection device, which comprises a base 1, a laser ranging sensor 2, a measuring plate 3, a measuring column 4, a spring 5, a roller 6, a marking device 7, an alarm 8 and a controller 9. The base 1 is provided with moving wheels 10 at both ends, a groove 11 is provided at the bottom of the base 1, one end of the spring 5 is fixedly connected to the bottom of the groove 11, the measuring column 4 is fixedly installed at the other end of the spring 5, a roller 6 is rotatably installed at the bottom of the measuring column 4, a measuring cavity 12 connected to the groove 11 is provided at the bottom of the base 1 and located on one side of the groove 11, a measuring plate 3 sliding in the measuring cavity 12 is provided at the top of the measuring column 4, the laser ranging sensor 2 is installed at the top of the measuring cavity 12, and the probe of the laser ranging sensor 2 extends into the measuring cavity 12, a reflective film is attached to one side of the measuring plate 3 near the laser ranging sensor 2, the marking device 7 is installed on the measuring column 4, the alarm 8 and the controller 9 are installed at the top of the base 1, and the laser ranging sensor 2 is installed at the top of the measuring cavity 12. The distance sensor 2, the alarm 8 and the controller 9 are electrically connected; baffles 22 are installed on both sides of the bottom of the measuring column 4, and a connecting column 23 is installed between the two baffles 22, and the roller 6 is rotatably installed on the connecting column 23; when the road surface is leveled, the roller and the moving wheel are located on the same horizontal plane. At this time, the laser distance sensor can measure the distance from it to the measuring plate and obtain the normal value range. When detecting the flatness of the road surface, if an uneven road surface is encountered, the measuring column moves under the stretching action of the spring, and the measuring column drives the measuring plate to move, and the laser measuring The distance sensor measures the change in the distance to the measuring plate. If the distance exceeds the normal value range, an alarm will be sounded and a mark will be made. If a depression is encountered, the measuring column drives the roller to be located in the depression under the thrust of the spring. At this time, the measuring plate moves down, and the distance value obtained by the laser distance sensor increases. When it exceeds the normal range, the information will be sent to the controller. The controller can control the alarm to sound and control the marking device to spray paint on the uneven position to make a good mark for easy repair without manual marking, saving time and effort. The equipment has a simple structure, low operation difficulty and high work efficiency.

[0021] The marking device 7 includes a nozzle 13, a hard tube 14, a hose 15, a paint box 16 and a solenoid valve 17. A through hole 18 is provided on the base 1 at one side of the groove 11. The paint box 16 is installed on the top of the through hole 18. The bottom of the paint box 16 is connected with a hose 15. The solenoid valve 17 is installed on the hose 15. A support plate 19 is provided on one side of the bottom of the measuring column 4. The hard tube 14 is installed on the bottom surface of the support plate 19. The hose 15 is connected to the hard tube 14. The other end of the hard tube 14 is connected with a nozzle 13 facing the roller side. The solenoid valve 17 is connected to the controller 9; the paint box is filled with marking paint, and the paint box can be made of transparent material to facilitate the viewing of the remaining amount of paint inside and timely replenishment; the hose facilitates the movement of the measuring column, and the hard tube facilitates the support of the nozzle; when the laser ranging sensor measures that the distance from the measuring plate exceeds the normal value range, the marking device can be controlled by the controller to spray paint to the uneven position, that is, the solenoid valve is opened, and the paint is sprayed to the uneven position through the nozzle, marking is done well, and repair is convenient.

[0022] Limiting grooves 20 communicating with the groove 11 are provided inside the base 1 and on the left and right sides of the groove 11 , and limiting plates 21 sliding in the limiting grooves 20 are provided on both sides of the measuring column 4 , which can support and limit the movement of the measuring column.

[0023] The traffic engineering road surface flatness detection device also includes a battery 24, and the battery 24 is connected to the controller 9; the battery can supply power to various electrical components that require electricity, making it easy to use the device.

[0024] A protective cover 25 is installed on the top of the base 1, the laser ranging sensor 2, the controller 9 and the battery 24 are all installed in the protective cover 25, and the alarm 8 is installed outside one side of the protective cover 25. The top of the protective cover 25 is designed to be open, and a top cover 26 that is easy to open is hinged on one side of the opening; it is convenient to protect various electrical components and facilitate maintenance.

[0025] A handle 27 is provided on one side of the base 1 to facilitate pushing the device.

[0026] Working process:

[0027] The working principle of the utility model is as follows: when the road surface is flat, the roller 6 and the moving wheel 10 are located on the same horizontal plane. At this time, the laser distance sensor 2 can measure the distance from the measuring plate 3 and obtain the normal value range. When detecting the flatness of the road surface, if an uneven road surface is encountered, the measuring column 4 moves under the stretching action of the spring 5, and the measuring column 4 drives the measuring plate 3 to move. The laser distance sensor 2 measures that the distance from the measuring plate 3 changes. If the distance exceeds the normal value range, an alarm and a mark are issued; if a depression is encountered, the measuring column 4 drives the roller 6 to be located in the depression under the thrust of the spring 5. At this time, the measuring plate 3 moves downward, and the distance value measured by the laser distance sensor 2 increases. When it exceeds the normal range, the information is sent to the controller 9, and the controller 9 can control the alarm 8 to alarm, and control the marking device 7 to spray paint to the uneven position, that is, open the solenoid valve 17, and the paint is sprayed to the uneven position through the nozzle 13, and a mark is made for easy repair.

[0028] Finally, it should be noted that the above preferred embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail through the above preferred embodiments, those skilled in the art should understand that various changes can be made in form and details without departing from the scope defined by the claims of the utility model.

Claims

1. A road surface roughness detection device for traffic engineering, characterized in that: The road surface flatness detection device for a traffic engineering project comprises a base (1), a laser distance measuring sensor (2), a measuring plate (3), a measuring column (4), a spring (5), a roller (6), a marking device (7), an alarm (8) and a controller (9). The base (1) is provided with moving wheels (10) at both the front and rear ends. The base (1) is provided with a groove (11) at the bottom. One end of the spring (5) is fixedly connected to the bottom of the groove (11). The measuring column (4) is fixedly installed at the other end of the spring (5). The bottom of the measuring column (4) is rotatably provided with a roller (6). The bottom of the base (1) and located in the groove (11) are provided with a roller (6). ) is provided with a measuring cavity (12) connected to the groove (11) on one side, a measuring plate (3) sliding in the measuring cavity (12) is provided on the top of the measuring column (4), the laser distance sensor (2) is mounted on the top of the measuring cavity (12), and the probe of the laser distance sensor (2) extends into the measuring cavity (12), a reflective film is attached to a surface of the measuring plate (3) near the laser distance sensor (2), the marking device (7) is mounted on the measuring column (4), the alarm (8) and the controller (9) are mounted on the top of the base (1), and the laser distance sensor (2), the alarm (8) and the controller (9) are electrically connected.

2. A traffic engineering road surface flatness detection device according to claim 1, characterized in that: The marking device (7) comprises a nozzle (13), a hard tube (14), a soft tube (15), a paint box (16) and a solenoid valve (17). A through hole (18) is provided on the base (1) at one side of the groove (11). The paint box (16) is mounted on the top of the through hole (18). The bottom of the paint box (16) is connected to a soft tube (15). The solenoid valve (17) is mounted on the soft tube (15). A support plate (19) is provided on one side of the bottom of the measuring column (4). The hard tube (14) is mounted on the bottom surface of the support plate (19). The soft tube (15) is connected to the hard tube (14). The other end of the hard tube (14) is connected to a nozzle (13) facing the roller. The solenoid valve (17) is connected to the controller (9).

3. A traffic engineering road surface flatness detection device according to claim 1, characterized in that: Limiting grooves (20) communicating with the groove (11) are provided inside the base (1) and on the left and right sides of the groove (11), and limiting plates (21) sliding in the limiting grooves (20) are provided on both sides of the measuring column (4).

4. A traffic engineering road surface flatness detection device according to claim 3, characterized in that: Baffles (22) are installed on both sides of the bottom of the measuring column (4), a connecting column (23) is installed between the two baffles (22), and the roller (6) is rotatably installed on the connecting column (23).

5. A traffic engineering road surface flatness detection device according to claim 4, characterized in that: The traffic engineering road surface flatness detection device further comprises a battery (24), and the battery (24) is connected to the controller (9).

6. A traffic engineering road surface flatness detection device according to claim 5, characterized in that: A protective cover (25) is installed on the top of the base (1), the laser distance sensor (2), the controller (9) and the battery (24) are all installed in the protective cover (25), and the alarm (8) is installed outside one side of the protective cover (25). The top of the protective cover (25) is designed to be open, and a top cover (26) is hinged on one side of the opening for easy opening.

7. The device for detecting the flatness of a road surface in a traffic engineering project according to claim 1, characterized in that: A handle (27) is provided on one side of the base (1).

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