CN114942407A - Radar ground penetrating instrument for asphalt pavement detection - Google Patents

Abstract

The application relates to a radar ground penetrating instrument for asphalt pavement detection, and relates to the technical field of radars. It is including backup pad and a plurality of gyro wheel that are used for placing the radar, and a plurality of gyro wheels evenly distributed are in the backup pad bottom, and the gyro wheel rotates with the backup pad to be connected, is provided with installation mechanism in the backup pad for with radar fixed mounting in the backup pad, installation mechanism includes installation component and the upset subassembly that is used for the fixed mounting radar, and installation component links to each other with the backup pad, and installation component and upset subassembly pass through the connecting rod and link to each other, and the connecting rod removes for the upset of drive upset subassembly. Compare in correlation technique, this application has the radar and removes the in-process, and the rubble on the road surface is difficult for causing the damage to the probe of radar for the not fragile effect of radar.

Description

Radar ground penetrating instrument for asphalt pavement detection

Technical Field

The application relates to the field of radars, in particular to a radar ground penetrating instrument for asphalt pavement detection.

Background

Radar finds objects and determines their spatial position by radio. Therefore, radar is also referred to as "radiolocation". Radars are electronic devices that detect objects using electromagnetic waves. The radar emits electromagnetic waves to irradiate a target and receives the echo of the target, so that information such as the distance from the target to an electromagnetic wave emission point, the distance change rate (radial speed), the azimuth and the altitude is obtained. The radar is typically fixedly mounted on a mounting bracket, the mounting bracket is placed on the ground, a probe of the radar is aimed at the ground, and electromagnetic waves are emitted to enable detection of the ground.

Among the correlation technique, radar fixed mounting is on the mounting panel, the probe of radar is to ground, a plurality of gyro wheels evenly distributed is at the diapire of mounting panel, and rotate with the mounting panel and be connected, gyro wheel and ground looks butt, when needs are surveyed the road surface, the gyro wheel rolls, make the radar remove to wait to detect the department, the radar passes through the probe and launches the electromagnetic wave to ground, receive the electromagnetic wave back of reflection and pass through the accurate record of radar host computer and carry out data processing conversion with the synchronous reflector antenna integrated together, form the radar map of scanning survey line, reflect the underground structure situation, realize bituminous paving full section, the detection of full depth, accurate location road surface defect position.

The related art described above has the following drawbacks: the radar passes through the gyro wheel and moves the in-process of treating the detection department, and the probe exposes outside, and presses close to with ground for rubble on the road surface easily causes the damage to the probe, thereby makes the radar fragile, so await improvement.

Disclosure of Invention

In order to improve the fragile problem of radar removal in-process, this application provides a pitch road surface detects uses radar ground penetrating appearance.

The application provides a radar ground penetrating instrument for bituminous pavement detection adopts following technical scheme:

the utility model provides a bituminous paving detects and surveys ground appearance with radar, is including backup pad and a plurality of gyro wheel that are used for placing the radar, and is a plurality of gyro wheel evenly distributed is in the backup pad bottom, the gyro wheel rotates with the backup pad to be connected, be provided with installation mechanism in the backup pad for with radar fixed mounting in the backup pad, installation mechanism includes installation component and upset subassembly, radar fixed mounting is on the upset subassembly, the installation component links to each other with the backup pad, installation component and upset subassembly pass through the connecting rod and link to each other, the connecting rod removes for the upset of drive upset subassembly.

Through adopting above-mentioned technical scheme, with radar fixed mounting on the upset subassembly, this moment, the probe of radar is in the horizontality, removes the backup pad for the gyro wheel rotates, when the backup pad removes to wait to detect the department, utilizes the upset subassembly to make the probe of radar to the direction upset that is close to ground, is in vertical state until the probe of radar, thereby makes the probe aim at the ground of waiting to detect, starts the radar, utilizes the probe to carry the electromagnetic wave, and then realizes the detection to ground. The backup pad drives the in-process that the radar removed, and the probe of radar is compared in ground and is in the horizontality for rubble on the road surface is difficult with the probe contact, thereby makes the radar not fragile, has increased the life of radar.

Optionally, the installation component comprises an installation rod and an installation plate, the installation rod is vertically arranged, one end, close to the support plate, of the installation rod is fixedly connected with the support plate, the installation rod penetrates through the installation plate, and the connection rod is connected with the installation plate in a sliding mode.

Through adopting above-mentioned technical scheme, with radar fixed mounting on the upset subassembly, utilize the mounting panel, can be with radar horizontal installation in the backup pad. In the moving process of the supporting plate, the probe of the radar can not be in contact with broken stones on the ground, and the damage is avoided.

Optionally, the upset subassembly includes the returning face bar and is used for the returning face plate of fixed mounting radar, one side that the mounting panel is close to the returning face plate is provided with and supplies the connecting rod adaptation to insert the mounting hole of establishing, the one end that the connecting rod is close to the returning face plate rotates with the returning face bar to be connected, just the equal adaptation of connecting rod and returning face bar is inserted and is established in the mounting hole to slide in the mounting hole, the one end and the returning face plate fixed connection of connecting rod are kept away from to the returning face bar.

By adopting the technical scheme, when the turnover plate and the mounting plate are on the same horizontal line, the connecting rod and the turnover rod are both positioned in the mounting hole, the radar is fixedly mounted on the turnover plate, the radar is in a horizontal state at the moment, namely, a probe of the radar is parallel to the ground, the supporting plate is moved, the idler wheel is rotated to drive the radar to move, in the moving process, gravels on the ground are not easy to contact with the probe of the radar, the radar is not easy to damage, when the supporting plate moves to the ground to be detected, the turnover plate moves towards the direction far away from the mounting plate to drive the turnover rod to move out of the mounting hole until the joint of the turnover rod and the connecting rod completely extends out of the mounting hole, the side wall of the turnover rod is separated from the inner wall of the mounting hole, the turnover rod loses the supporting force at the bottom, under the action of gravity, the turnover rod turns over in the direction that the joint of the connecting rod and the turnover rod is axially close to the supporting plate, the turnover plate is driven to turn over, namely the radar moves towards the direction close to the ground until the turnover rod is perpendicular to the connecting rod, at the moment, the radar is in a vertical state, so that the probe of the radar is aligned to the ground to be detected, the electromagnetic waves are transmitted by the probe, and the detection of the ground to be detected is completed.

Optionally, the returning face plate is connected with the buffering subassembly, the buffering subassembly includes buffer beam, cushion collar, buffering ring, buffer block, buffer spring and supporting spring, the buffer beam is inserted and is established in the cushion collar, and with cushion collar sliding connection, in the supporting spring located the cushion collar, be used for impelling the buffer beam to the direction of keeping away from the buffer beam, the buffer collar is kept away from the one end of buffer beam and is connected with the rotation of buffering ring, the cushion collar is established on the installation pole, and with installation pole sliding connection, the buffer beam is kept away from the one end of buffer collar and is connected with the buffer block rotation, be provided with the dashpot along the length direction of returning face plate on the returning face plate, the buffer block adaptation is inserted and is established in the dashpot to slide in the dashpot, buffer spring locates in the dashpot, be used for impelling the buffer block to the direction that is close to the installation pole.

By adopting the technical scheme, when the turnover plate moves towards the direction far away from the mounting plate, the buffer rod moves towards the direction close to the turnover plate in the buffer sleeve, meanwhile, the buffer block moves towards the direction close to the mounting plate in the buffer tank, when the turnover plate overturns towards the direction close to the support plate, the buffer rod moves towards the direction close to the mounting rod in the buffer sleeve, the support spring is extruded, the support spring always applies the force for propelling the buffer rod towards the direction far away from the mounting rod, the turnover plate drives the radar to move towards the direction close to the ground under the action of the support spring, so that the buffer rod slides towards the direction close to the mounting rod in the buffer sleeve, the support spring is compressed, the support spring is deformed, the turnover speed of the turnover plate is reduced, even the radar is not easy to collide with the mounting plate, and further the radar is not easy to damage, in the turnover plate turnover process, buffer spring is also extruded to the buffer block for buffer spring lasts to apply the buffer block to the propulsive power of direction that is close to the mounting panel, has further reduced the speed of returning face plate upset, makes the returning face plate be difficult for taking place the striking with the mounting panel, and the radar is difficult for taking place the landing damage under the striking vibrations of returning face plate and mounting panel, has prolonged the life of radar.

Optionally, a lifting mechanism is arranged on the mounting plate and comprises a driving assembly and an adjusting assembly, the driving assembly and the adjusting assembly are both connected with the mounting plate, and the driving assembly drives the mounting plate to move through the adjusting assembly.

Through adopting above-mentioned technical scheme, when the backup pad removes when waiting to detect the ground, the trip bar shifts out the mounting hole, the trip plate drives the radar and to the direction upset that is close to ground, it is perpendicular with the mounting panel when the trip plate, the radar is in vertical state promptly, at this moment, the probe alignment of radar waits to detect ground, utilize drive assembly, make adjusting part rotate, thereby make the mounting panel to the direction removal that is close to the backup pad, the probe of radar removes to the direction that is close to and waits to detect ground promptly, the transmission of the electromagnetic wave is convenient for until the distance between probe and the ground, the precision that the radar detected has been increased.

Optionally, the drive assembly includes propulsion board and propulsion driving piece, propulsion board and mounting panel sliding connection, propulsion driving piece fixed mounting is on the mounting panel, propulsion driving piece's output links to each other with the one end of propulsion board through connecting the rope, propulsion driving piece is used for driving the propulsion board to the direction removal that is close to or keeps away from the installation pole.

Through adopting above-mentioned technical scheme, it is mutually perpendicular with the mounting panel when the returning face plate, make the radar be in vertical state, the probe of radar aims at ground promptly, start the propulsion driving piece, make the output of propulsion driving piece to the direction removal that is close to the propulsion board, thereby the connection rope is lax state, output and the propulsion board looks butt until the propulsion driving piece, impel the board to the direction that is close to the installation pole, drive adjusting part rotates, thereby make the mounting panel move toward the direction that is close to the backup pad along the length direction of mounting panel, the returning face plate drives the probe of radar to the direction removal that is close to ground promptly, aim at the ground that waits to detect until the probe of radar, the detection of ground is treated in the realization.

Optionally, the adjusting part includes rotation rack and rotating gear, the one side fixed connection of mounting panel is kept away from with the propulsion board to the rotation rack, rotating gear meshes with the rotation rack mutually, the rotating gear cover is established on the installation pole, the installation pole is coaxial with rotating gear, rotating gear and installation pole threaded connection, mounting panel and installation pole sliding connection.

Through adopting above-mentioned technical scheme, when the returning face plate is mutually perpendicular with the mounting panel, start and impel the driving piece, will impel the board to the direction propulsion near the installation pole, rotate the rack promptly and remove to the direction near the installation pole to drive the running gear and rotate, because of running gear and installation pole screw-thread fit, make the running gear remove toward the direction near the backup pad along the length direction of mounting panel, thereby drive the mounting panel and remove to the direction near the backup pad, and then make the probe alignment of radar wait to detect ground.

Optionally, the mounting panel is provided with the removal subassembly that is used for driving the connecting rod to remove, the removal subassembly includes removal driving piece, movable plate and carriage release lever, removal driving piece fixed mounting is on the mounting panel, movable plate and mounting panel sliding connection, the output of removal driving piece links to each other with the movable plate for impel the movable plate to the direction that is close to the propulsion board, one side that the movable plate is close to the connecting rod is provided with the removal hole along the length direction of movable plate, the one end that the backup pad was kept away from in the removal hole sets up to the direction slope that is close to the upset pole, carriage release lever and connecting rod lateral wall fixed connection, the carriage release lever is inserted and is established in the removal hole to slide in the removal hole.

Through adopting above-mentioned technical scheme, start the removal driving piece, make the movable plate to the direction removal that is close to the backup pad, the carriage release lever removes in the removal hole, the inner wall in removal hole and the lateral wall looks butt of carriage release lever, make the removal hole play limiting displacement to the carriage release lever, thereby make the carriage release lever remove along the length direction in removal hole, the carriage release lever removes to the direction that is close to the returning face plate promptly, make the connecting rod promote the returning face lever and remove to the direction of keeping away from the installation pole, when the carriage release lever is in the removal hole, when moving the one end that the backup pad was kept away from in removal hole, the junction of connecting rod and returning face lever removes the mounting hole, at this moment, the returning face lever shifts out the mounting hole completely, the returning face lever bottom loses the holding power, under the action of gravity, the returning face plate drives the radar and to the direction upset that is close to the backup pad, thereby realize that the probe of radar aims at and waits to detect ground.

Optionally, an extrusion spring is arranged on the mounting plate, one end of the extrusion spring is fixedly connected with the mounting plate, the other end of the extrusion spring is abutted against the side wall of the propelling plate, the moving plate is connected with a propelling rod, one side, close to the propelling plate, of the propelling rod is provided with a guide surface, and one side, close to the support plate, of the guide surface is obliquely arranged in the direction far away from the propelling plate.

By adopting the technical scheme, after the radar detection is finished, the propelling driving part is started, the output end of the propelling driving part moves towards the direction far away from the propelling plate, so that the connecting rope is tight, the connecting rope is dragged to drive the propelling plate to move towards the direction far away from the mounting rod, namely, the rotating toothed belt rotates the rotating gear to rotate reversely, the mounting plate moves towards the direction far away from the support plate, so that the distance between the probe of the radar and the ground to be detected is far, the propelling plate is propelled towards the direction close to the propelling driving part, so that the connecting rope is in a loose state until the propelling plate is abutted against the extrusion spring, the extrusion spring is compressed, when the propelling plate is abutted against the guide surface, the propelling plate continues to move towards the direction close to the propelling driving part, the guide surface plays a guiding role, the propelling plate slides on the guide surface moving plate, so that the propelling rod drives the propelling plate to move towards the direction far away from the support plate, the movable plate removes the in-process, and the inner wall in removal hole plays limiting displacement to the carriage release lever for the carriage release lever removes to the direction of keeping away from the returning face plate, thereby makes the connecting rod drive the returning face plate and remove to the direction of being close to the mounting panel, inserts and establishes into the mounting hole until the returning face plate, can make mounting panel and returning face plate on same water flat line, and at this moment, the radar is in the horizontality, when removing the backup pad, subaerial rubble is difficult for the probe contact with the radar, thereby makes the radar not fragile.

Optionally, be provided with spacing subassembly on the mounting panel, spacing subassembly includes gag lever post, lifter, spacing spring and stopper, the middle part and the mounting panel of gag lever post rotate to be connected, the one end and the lifter fixed connection of gag lever post, the other end and stopper fixed connection, the lifter stretches out the plane at mounting panel lateral wall place, the lateral wall of propulsion board is provided with and supplies the stopper to insert the spacing hole of establishing, spacing spring fixes on the mounting panel for impel the stopper to the direction that is close to the propulsion board, works as the returning face plate and lifter looks butt drive the gag lever post upset, make the stopper shift out spacing hole.

By adopting the technical scheme, when the turnover plate is vertical to the mounting plate, namely the side wall of the turnover plate is abutted against the side wall of the mounting plate, the extrusion rod is extruded towards the direction close to the mounting rod, the limiting rod rotates by taking the joint of the limiting rod and the mounting plate as an axis, the limiting spring is extruded, so that one end of the limiting rod, which is far away from the mounting rod, moves towards the direction close to the mounting plate, one end of the limiting rod, which is far away from the extrusion rod, drives the limiting block to be drawn out of the limiting hole, the propelling driving piece is started to drive the propelling plate to move, the limiting block cannot interfere with the propelling plate, after radar detection is finished, the propelling plate compresses the extrusion spring, so that the turnover plate drives the radar to turn over towards the direction far away from the mounting plate, when the side wall of the turnover plate is separated from the extrusion rod, the limiting spring recovers deformation, the limiting block moves towards the direction close to the mounting plate, so that the limiting block is abutted against one side, which is far away from the mounting plate, of the pushing plate, when the returning face plate and mounting panel are on same horizontal plane, when the radar is in the state that the level was placed promptly, when the propulsion board did not support when pushing away the extrusion spring, the extrusion spring resumes deformation, will impel the board and impel to the direction that is close to the installation pole, remove stopper department when spacing hole, the stopper inserts under the effect of spacing spring and establishes into spacing hole for impel the board be difficult for continue to remove to the direction that is close to the mounting panel under the effect of extrusion spring, thereby make the difficult fracture of connecting the rope.

In summary, the present application includes at least one of the following benefits:

1. with radar fixed mounting on the upset subassembly, at this moment, the probe of radar is in the horizontality, removes the backup pad for the gyro wheel rotates, when the backup pad removes to treating and detects the department, utilizes the upset subassembly to make the probe of radar to the direction upset that is close to ground, is in vertical state until the probe of radar, thereby makes the probe aim at the ground of treating and detects, starts the radar, utilizes the probe to carry the electromagnetic wave, and then realizes the detection to ground. In the process that the supporting plate drives the radar to move, the probe of the radar is placed on the overturning assembly in a horizontal state compared with the ground, so that broken stones on the road surface are not easy to contact with the probe, the radar is not easy to damage, and the service life of the radar is prolonged;

2. when the turnover plate and the mounting plate are on the same horizontal line, the connecting rod and the turnover rod are both positioned in the mounting hole, the radar is fixedly mounted on the turnover plate, the radar is in a horizontal state at the moment, namely, a probe of the radar is parallel to the ground, the support plate is moved, the idler wheel is rotated to drive the radar to move, ground gravels are not easy to contact with the probe of the radar in the moving process, the radar is not easy to damage, when the support plate moves to the ground to be detected, the turnover plate is moved towards the direction far away from the mounting plate to drive the turnover rod to move out of the mounting hole until the joint of the turnover rod and the connecting rod completely extends out of the mounting hole, the side wall of the turnover rod is separated from the inner wall of the mounting hole, the turnover rod loses the supporting force at the bottom, under the action of gravity, the turnover rod is turned over in the direction close to the support plate by taking the joint of the connecting rod and the turnover rod as the axial direction, and drives the turnover plate to turn over, make the radar remove to the direction that is close to ground promptly, until upset pole and connecting rod looks perpendicular, at this moment, the radar is in vertical state for the probe of radar aims at the ground that awaits measuring, utilizes probe conveying electromagnetic wave, accomplishes the detection of treating the detection ground.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a schematic structural diagram for illustrating a connection relationship between a connecting rod and a mounting plate in an embodiment of the present application;

FIG. 3 is a schematic structural diagram for showing a connection relationship between a mounting plate and a turnover plate in the embodiment of the present application;

FIG. 4 is a schematic structural diagram for showing a connection relationship between a connecting rod and a turning rod in the embodiment of the present application;

FIG. 5 is a schematic structural diagram illustrating a connection relationship between a moving plate and a moving rod according to an embodiment of the present application;

FIG. 6 is a schematic structural diagram for showing the connection relationship between the propulsion plate and the mounting plate in the embodiment of the present application;

fig. 7 is a schematic structural diagram for showing a connection relationship between the moving plate and the pushing rod in the embodiment of the present application.

In the figure: 1. a support plate; 10. a detection hole; 2. a roller; 3. an installation mechanism; 31. mounting the component; 311. mounting a plate; 3110. mounting holes; 3111. a slide hole; 312. mounting a rod; 32. a turnover assembly; 321. a turning rod; 322. a turnover plate; 3220. a buffer tank; 4. a connecting rod; 5. a buffer assembly; 51. a buffer rod; 52. a buffer sleeve; 53. a buffer ring; 54. a buffer block; 55. a buffer spring; 56. a support spring; 6. a lifting mechanism; 61. a drive assembly; 611. a propulsion plate; 6110. a limiting hole; 612. propelling the driving member; 62. an adjustment assembly; 621. rotating the rack; 622. a rotating gear; 7. a moving assembly; 71. moving the driving member; 72. moving the plate; 720. moving the hole; 73. a travel bar; 8. a compression spring; 9. a push rod; 90. a guide surface; 11. a limiting component; 111. a limiting rod; 112. an extrusion stem; 113. a limiting spring; 114. a limiting block; 12. rotating the rod; 13. a mounting frame; 14. a guide block; 15. a guide groove; 16. and connecting ropes.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses bituminous paving detects and surveys ground appearance with radar. Referring to fig. 1 and 2, the radar ground penetrating instrument for asphalt pavement detection comprises a supporting plate 1 for placing a radar and four rollers 2, wherein the four rollers 2 are uniformly distributed at the bottom of the supporting plate 1, the rollers 2 are rotatably connected with the supporting plate 1, an installation mechanism 3 is arranged on the supporting plate 1, the installation mechanism 3 comprises an installation component 31 and an overturning component 32 for fixedly installing the radar, the installation component 31 is connected with the supporting plate 1, the installation component 31 and the overturning component 32 are connected through a connecting rod 4, and the connecting rod 4 moves to drive the overturning component 32 to overturn.

With radar fixed mounting on upset subassembly 32, this moment, the probe of radar is in the horizontality, removes backup pad 1 for gyro wheel 2 rotates, when backup pad 1 moves to treating and waits to detect the department, utilizes upset subassembly 32 to make the probe of radar to the direction upset that is close to ground, is in vertical state until the probe of radar, thereby makes the probe aim at the ground of waiting to detect, starts the radar, utilizes the probe to carry the electromagnetic wave, and then realizes the detection to ground. In-process that backup pad 1 drove the radar removal, the probe of radar is compared and is in the horizontality in ground and place on upset subassembly 32 for rubble on the road surface is difficult with the probe contact, thereby makes the radar not fragile, has increased the life of radar.

Referring to fig. 3 and 4, the mounting assembly 31 includes a mounting rod 312 and a mounting plate 311, the mounting rod 312 is vertically disposed, one end of the mounting rod 312 close to the support plate 1 is welded and fixed to the support plate 1, the mounting rod 312 penetrates through the mounting plate 311, a mounting hole 3110 is formed in one side of the mounting plate 311 close to the turnover plate 322, and the connecting rod 4 is inserted into the mounting hole 3110 in an adaptive manner and slides in the mounting hole 3110.

Referring to fig. 1 and 2, upset subassembly 32 includes upset pole 321 and upset board 322, the one end that connecting rod 4 is close to upset board 322 is connected through dwang 12 rotation with upset pole 321, and upset pole 321 also adaptation is inserted and is established in mounting hole 3110, and slide in mounting hole 3110, the one end that connecting rod 4 was kept away from to upset pole 321 and upset board 322 welded fastening, run through on the backup pad 1 and seted up detection hole 10, upset board 322 is taken the radar and can is worn to establish detection hole 10.

Referring to fig. 2 and 4, when the turning plate 322 and the mounting plate 311 are on the same horizontal line, the connecting rod 4 and the turning rod 321 are both located in the mounting hole 3110, the radar is fixedly mounted on the turning plate 322, the radar is in a horizontal state at the moment, that is, a probe of the radar is parallel to the ground, the supporting plate 1 is moved, the roller 2 is rotated to drive the radar to move, in the moving process, crushed stones on the ground are not easy to contact with the probe of the radar, so that the radar is not easy to damage, when the supporting plate 1 is moved to the ground to be detected, the turning plate 322 is moved in a direction away from the mounting plate 311 to drive the turning rod 321 to move out of the mounting hole 3110 until the joint of the turning rod 321 and the connecting rod 4 completely extends out of the mounting hole 3110, the side wall of the turning rod 321 is separated from the inner wall of the mounting hole 3110, the turning rod 321 loses the supporting force of the bottom, and under the action of gravity, the turning rod 321 turns in a direction that the joint of the connecting rod 4 and the turning rod 321 is axially close to the supporting plate 1, drive the upset of returning face plate 322, make the radar to the direction removal that is close to ground, until upset pole 321 and connecting rod 4 are mutually perpendicular, at this moment, the radar is in vertical state for the probe of radar passes through the ground that detects hole 10 alignment and waits to detect, utilizes probe conveying electromagnetic wave, accomplishes the detection of treating detection ground.

Referring to fig. 2 and 5, the mounting plate 311 is provided with a moving assembly 7 for driving the connecting rod 4 to move, and the moving assembly 7 includes a moving driver 71, a moving plate 72, and a moving rod 73. The mounting plate 311 is kept away from one side of the support plate 1 and is welded and fixed with the mounting frame 13, the movable driving piece 71 is fixedly mounted on the mounting frame 13 through bolts, in the embodiment of the present application, the movable driving piece 71 adopts an air cylinder, one side of the mounting plate 311, which is kept away from the support plate 1, is penetrated and provided with a sliding hole 3111, the sliding hole 3111 is communicated with the mounting hole 3110, the movable plate 72 is inserted into the sliding hole 3111 in a matching manner and slides in the sliding hole 3111, and the output end of the movable driving piece 71 is connected with the movable plate 72 and is used for pushing the movable plate 72 towards the direction close to the pushing plate 611. One side of the moving plate 72 close to the connecting rod 4 is provided with a moving hole 720 along the length direction of the moving plate 72, one end of the moving hole 720 far away from the supporting plate 1 is obliquely arranged towards the direction close to the turning rod 321,

referring to fig. 6 and 7, the moving rod 73 is welded and fixed to the side wall of the connecting rod 4, and the moving rod 73 is inserted into the moving hole 720 and slides in the moving hole 720.

Referring to fig. 4 and 7, when the supporting plate 1 moves to the ground to be detected, the movable driving member 71 is activated, so that the movable plate 72 moves toward the direction close to the supporting plate 1, the movable rod 73 moves in the movable hole 720, the inner wall of the movable hole 720 abuts against the side wall of the movable rod 73, so that the movable hole 720 has a limiting effect on the movable rod 73, so that the movable rod 73 moves along the length direction of the movable hole 720, that is, the movable rod 73 moves toward the direction close to the flipping plate 322, so that the connecting rod 4 pushes the flipping rod 321 to move away from the mounting rod 312, when the movable rod 73 moves into the movable hole 720 and moves to the end of the movable hole 720 far away from the supporting plate 1, the joint between the connecting rod 4 and the flipping rod 321 moves out of the mounting hole 3110, at this time, the flipping rod 321 completely moves out of the mounting hole 3110, the bottom supporting force of the flipping rod 321, and under the action of gravity, the flipping plate 322 drives the radar to flip toward the direction close to the supporting plate 1, thereby realizing that the probe of the radar is aligned to the ground to be detected through the detection hole 10.

Referring to fig. 2 and 4, the turnover plate 322 is connected with a buffer assembly 5, the buffer assembly 5 includes a buffer rod 51, a buffer sleeve 52, a buffer ring 53, a buffer block 54, a buffer spring 55 and a support spring 56, the buffer rod 51 is inserted into the buffer sleeve 52 and is slidably connected with the buffer sleeve 52, the support spring 56 is disposed in the buffer sleeve 52, one end of the support spring 56 is welded to the inner bottom wall of the fixed sleeve, the other end is welded to one end of the buffer rod 51 close to the inner bottom wall of the buffer sleeve 52, one end of the buffer sleeve 52 far away from the buffer rod 51 is rotatably connected with the buffer ring 53, the buffer ring 53 is sleeved on the mounting rod 312 and is slidably connected with the mounting rod 312, one end of the buffer rod 51 far away from the buffer sleeve 52 is rotatably connected with the buffer block 54, the turnover plate 322 is provided with a buffer groove 3220 along the length direction, the buffer block 54 is fittingly inserted into the buffer groove 3220 and slides in the buffer groove 3220, the buffer spring 55 is disposed in the buffer groove 3220, one end of the buffer spring 55 is welded and fixed to the inner wall of the buffer groove 3220 on the side away from the turning rod 321, and the other end is welded and fixed to the buffer block 54 on the side away from the turning rod 321.

When the tilting plate 322 moves in a direction away from the mounting plate 311, the buffer rod 51 moves in a direction close to the tilting plate 322 in the buffer sleeve 52, meanwhile, the buffer block 54 moves in a direction close to the mounting plate 311 in the buffer groove 3220, when the tilting plate 322 tilts in a direction close to the support plate 1, the buffer rod 51 moves in a direction close to the mounting rod 312 in the buffer sleeve 52, and presses the support spring 56, so that the support spring 56 always applies a force pushing the buffer rod 51 in a direction away from the mounting rod 312, the tilting plate 322 drives the radar to move in a direction close to the ground under the action of the support spring 56, so that the buffer rod 51 slides in the direction close to the mounting rod 312 in the buffer sleeve 52, the support spring 56 deforms, the tilting speed of the tilting plate 322 is reduced, even if the radar is not easy to collide with the mounting plate 311, and the radar is not easy to damage, in the turnover plate 322 upset in-process, buffer block 54 also extrudes buffer spring 55 for buffer spring 55 continuously exerts with buffer block 54 to the propulsive power of the direction that is close to mounting panel 311, has further reduced the speed of turnover plate 322 upset, makes turnover plate 322 be difficult for taking place the striking with mounting panel 311, and the radar is difficult for taking place the landing damage under the striking vibrations of turnover plate 322 and mounting panel 311, has prolonged the life of radar.

Referring to fig. 4 and 6, the mounting plate 311 is provided with the lifting mechanism 6, the lifting mechanism 6 includes a driving assembly 61 and an adjusting assembly 62, both the driving assembly 61 and the adjusting assembly 62 are connected to the mounting plate 311, and the driving assembly 61 moves to drive the adjusting assembly 62 to rotate, so as to drive the mounting plate 311 to move.

Referring to fig. 4 and 6, the driving assembly 61 includes a pushing plate 611 and a pushing driving member 612, a mounting block is integrally formed on one side of the pushing plate 611 close to the mounting plate 311, a guide slot 15 is horizontally formed on one side of the mounting plate 311 close to the pushing plate 611, a guide block 14 is fittingly inserted into the guide slot 15 and slides in the guide slot 15, and the pushing driving member 612 is fixedly mounted on the mounting plate 311 through a bolt.

Referring to fig. 4 and 6, the adjusting assembly 62 includes a rotating rack 621 and a rotating gear 622, the rotating rack 621 is disposed along the length direction of the pushing plate 611 and welded and fixed to one side of the pushing plate 611 away from the mounting plate 311, the rotating gear 622 is engaged with the rotating rack 621, the mounting rod 312 penetrates through the rotating gear 622, the mounting rod 312 is coaxial with the rotating gear 622, the rotating gear 622 is in threaded connection with the mounting rod 312, and the mounting plate 311 is in sliding connection with the mounting rod 312.

When the supporting plate 1 moves to the ground to be detected, the turning rod 321 moves out of the mounting hole 3110, the turning plate 322 drives the radar to turn in the direction close to the ground, when the turning plate 322 is perpendicular to the mounting plate 311, that is, the radar is in a vertical state, at this time, a probe of the radar aligns to the ground to be detected, the pushing driving member 612 is started, so that the output end of the pushing driving member 612 moves in the direction close to the pushing plate 611, the connecting rope 16 is in a loose state, until the output end of the pushing driving member 612 abuts against the pushing plate 611, the pushing plate 611 is pushed in the direction close to the mounting rod 312, that is, the rotating rack 621 moves in the direction close to the mounting rod 312, so as to drive the rotating gear 622 to rotate, and due to the threaded fit between the rotating gear 622 and the mounting rod 312, the rotating gear 622 moves in the direction close to the supporting plate 1 in the length direction of the mounting rod 312, so as to drive the mounting plate 311 to move in the direction close to the supporting plate 1, and then make returning face plate 322 drive the radar and wear to establish exploration hole 10, the distance of being convenient for electromagnetic emission between the probe of radar and the ground has increased the precision that the radar detected.

Referring to fig. 3 and 7, the mounting plate 311 is provided with a pressing spring 8, one end of the pressing spring 8 is welded and fixed to the mounting plate 311, the other end of the pressing spring 8 abuts against the side wall of the pushing plate 611, the pushing rod 9 is welded and fixed to one side of the moving plate 72 close to the support plate 1, one side of the pushing rod 9 close to the pushing plate 611 cuts the guide surface 90, and one side of the guide surface 90 close to the support plate 1 is inclined in a direction away from the pushing plate 611.

Referring to fig. 2 and 7, after the radar detection is completed, the push driving member 612 is activated, so that the output end of the push driving member 612 moves away from the push plate 611, so that the connection rope 16 is tightened, and the push plate 611 is driven to move away from the mounting rod 312 by pulling the connection rope 16, that is, the rotation rack 621 drives the rotation gear 622 to rotate reversely, so that the mounting plate 311 moves away from the support plate 1, so that the distance between the radar probe and the ground to be detected is relatively long, the push plate 611 is pushed towards the push driving member 612, so that the connection rope 16 is in a slack state until the push plate 611 abuts against the compression spring 8, the compression spring 8 is compressed, when the push plate 611 abuts against the guiding surface 90, the push plate 611 continues to move towards the push driving member 612, the guiding surface 90 plays a guiding role, so that the push plate 611 slides on the guiding surface 90, thereby make pushing ram 9 drive movable plate 72 to the direction removal of keeping away from backup pad 1, movable plate 72 removes the in-process, the inner wall of removal hole 720 plays limiting displacement to carriage release lever 73, make carriage release lever 73 to the direction removal of keeping away from returning face plate 322, thereby make connecting rod 4 drive returning face plate 321 to the direction removal of being close to mounting panel 311, insert until returning face plate 321 and establish into mounting hole 3110 in, can make mounting panel 311 and returning face plate 322 on same water flat line, at this moment, the radar is in the horizontality, when removing backup pad 1, subaerial rubble is difficult for the probe contact with the radar, thereby make the radar not fragile.

Referring to fig. 1 and 3, a limiting component 11 is disposed on the mounting plate 311, the limiting component 11 includes a limiting rod 111, an extruding rod 112, a limiting spring 113 and a limiting block 114, the middle portion of the limiting rod 111 is rotatably connected to the mounting plate 311, one end of the limiting rod 111 far away from the mounting rod 312 is obliquely disposed in a direction far away from the supporting plate 1, one end of the limiting rod 111 far away from the mounting rod 312 is integrally formed with the extruding rod 112, the other end is integrally formed with the limiting block 114, the extruding rod 112 extends out of a plane where a side wall of the mounting plate 311 far away from the mounting rod 312 is located, the extrusion rod 112 is perpendicular to the limiting rod 111, a limiting hole 6110 is formed in one side of the pushing plate 611, which is away from the supporting plate 1, the limiting block 114 is inserted into the limiting hole 6110 in a matching manner, one end of the limiting spring 113 is welded and fixed to the mounting plate 311, and the other end of the limiting spring is abutted against one side of the limiting rod 111, which is away from the supporting plate 1, and is used for pushing the limiting block 114 in a direction close to the pushing plate 611.

When the turnover plate 322 is perpendicular to the mounting plate 311, that is, the side wall of the turnover plate 322 abuts against the side wall of the mounting plate 311, the extrusion rod 112 is extruded in a direction close to the mounting rod 312, the limiting rod 111 rotates around the joint of the limiting rod 111 and the mounting plate 311, the limiting spring 113 is extruded, so that one end of the limiting rod 111, which is far away from the mounting rod 312, moves in a direction close to the support plate 1, one end of the limiting rod 111, which is far away from the extrusion rod 112, drives the limiting block 114 to be drawn out of the limiting hole 6110, the pushing driving member 612 is started, the pushing plate 611 is driven to move, the limiting block 114 does not interfere with the pushing plate 611, after the radar detection is completed, the pushing plate 611 compresses the extrusion spring 8, so that the turnover plate 322 drives the radar to turn over in a direction far away from the support plate 1, when the side wall of the turnover plate 322 is separated from the extrusion rod 112, the limiting spring 113 recovers deformation, and moves the limiting block 114 in a direction close to the support plate 1, the limit block 114 abuts against one side of the push plate 611 far away from the support plate 1, when the flip plate 322 and the mounting plate 311 are on the same horizontal plane, that is, the radar is in a horizontally placed state, when the push plate 611 does not abut against the push spring 8, the push spring 8 recovers deformation, the push plate 611 is pushed towards the direction close to the mounting rod 312, when the limit hole 6110 moves to the limit block 114, the limit block 114 is inserted into the limit hole 6110 under the action of the limit spring 113, so that the push plate 611 is not easy to continue to move towards the direction close to the mounting plate 311 under the action of the push spring 8.

The implementation principle of the radar ground penetrating instrument for detecting the asphalt pavement is as follows: when the turnover plate 322 and the mounting plate 311 are on the same horizontal line, that is, the connecting rod 4 and the turnover rod 321 are both located in the mounting hole 3110, the radar is fixedly mounted on the turnover plate 322, the radar is in a horizontal state at the moment, that is, a probe of the radar is parallel to the ground, the support plate 1 is moved, the roller 2 is rotated to drive the radar to move, in the moving process, gravels on the ground are not easy to contact with the probe of the radar, so that the radar is not easy to damage, when the support plate 1 moves to the ground to be detected, the turnover plate 322 is moved to the direction far away from the mounting plate 311 to drive the turnover rod 321 to move out of the mounting hole 3110 until the joint of the turnover rod 321 and the connecting rod 4 completely extends out of the mounting hole 3110, the side wall of the turnover rod 321 is separated from the inner wall of the mounting hole 3110, the turnover rod 321 loses the supporting force of the bottom, under the action of gravity, the turnover rod 321 is turned over in the direction that the joint of the connecting rod 4 and the turnover rod 321 is axially close to the support plate 1, drive the upset of returning face plate 322, make the radar to the direction removal that is close to ground, until upset pole 321 and connecting rod 4 are mutually perpendicular, at this moment, the radar is in vertical state for the probe of radar passes through the ground that detects hole 10 alignment and waits to detect, utilizes probe conveying electromagnetic wave, accomplishes the detection of treating detection ground.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. The utility model provides a bituminous paving detects uses radar ground penetrating appearance, is including backup pad (1) and a plurality of gyro wheel (2) that are used for placing the radar, a plurality of gyro wheel (2) evenly distributed is in backup pad (1) bottom, gyro wheel (2) rotate with backup pad (1) and are connected its characterized in that: be provided with installation mechanism (3) on backup pad (1) for with radar fixed mounting on backup pad (1), installation mechanism (3) are including installation component (31) and upset subassembly (32), radar fixed mounting is on upset subassembly (32), installation component (31) link to each other with backup pad (1), installation component (31) and upset subassembly (32) link to each other through connecting rod (4), connecting rod (4) remove for drive upset subassembly (32) upset.

2. The radar ground penetrating instrument for detecting the asphalt pavement according to claim 1, wherein: installation component (31) are including installation pole (312) and mounting panel (311), installation pole (312) vertical setting, just installation pole (312) are close to one end and backup pad (1) fixed connection of backup pad (1), mounting panel (311) are worn to establish by installation pole (312), connecting rod (4) and mounting panel (311) sliding connection.

3. The radar ground penetrating instrument for asphalt pavement detection according to claim 2, wherein: upset subassembly (32) are including upset pole (321) and be used for upset board (322) of fixed mounting radar, one side that mounting panel (311) are close to upset board (322) is provided with and supplies connecting rod (4) adaptation to insert mounting hole (3110) of establishing, connecting rod (4) are close to one end and upset pole (321) rotation connection of upset board (322), just connecting rod (4) and equal adaptation of upset pole (321) are inserted and are established in mounting hole (3110) to slide in mounting hole (3110), the one end and the upset board (322) fixed connection of connecting rod (4) are kept away from in upset pole (321).

4. The radar land finder for asphalt pavement detection according to claim 3, wherein: the turnover plate (322) is connected with a buffer component (5), the buffer component (5) comprises a buffer rod (51), a buffer sleeve (52), a buffer ring (53), a buffer block (54), a buffer spring (55) and a support spring (56), the buffer rod (51) is inserted in the buffer sleeve (52) and is in sliding connection with the buffer sleeve (52), the support spring (56) is arranged in the buffer sleeve (52) and is used for pushing the buffer rod (51) to the direction far away from the buffer rod (51), one end of the buffer sleeve (52) far away from the buffer rod (51) is rotatably connected with the buffer ring (53), the buffer ring (53) is sleeved on the installation rod (312) and is in sliding connection with the installation rod (312), one end of the buffer rod (51) far away from the buffer sleeve (52) is rotatably connected with the buffer block (54), a buffer groove (3220) is arranged on the turnover plate (322) along the length direction of the turnover plate (322), the buffer block (54) is fittingly inserted into the buffer groove (3220) and slides in the buffer groove (3220), and the buffer spring (55) is arranged in the buffer groove (3220) and used for pushing the buffer block (54) towards the direction close to the mounting rod (312).

5. The radar land finder for asphalt pavement detection according to claim 3, wherein: be provided with elevating system (6) on mounting panel (311), elevating system (6) are including drive assembly (61) and adjusting part (62), drive assembly (61) and adjusting part (62) all link to each other with mounting panel (311), drive assembly (61) pass through adjusting part (62) drive mounting panel (311) remove.

6. The radar land finder for asphalt pavement detection according to claim 5, wherein: the driving assembly (61) comprises a pushing plate (611) and a pushing driving piece (612), the pushing plate (611) is connected with the mounting plate (311) in a sliding mode, the pushing driving piece (612) is fixedly mounted on the mounting plate (311), the output end of the pushing driving piece (612) is connected with one end of the pushing plate (611) through a connecting rope (16), and the pushing driving piece (612) is used for driving the pushing plate (611) to move towards or away from the mounting rod (312).

7. The radar land finder for asphalt pavement detection according to claim 6, wherein: adjusting part (62) is including rotating rack (621) and rotating gear (622), rotate rack (621) and propulsion board (611) and keep away from one side fixed connection of mounting panel (311), rotating gear (622) meshes with rotating rack (621) mutually, rotating gear (622) cover is established on installation pole (312), installation pole (312) are coaxial with rotating gear (622), rotating gear (622) and installation pole (312) threaded connection, mounting panel (311) and installation pole (312) sliding connection.

8. The radar land finder for asphalt pavement detection according to claim 6, wherein: the mounting plate (311) is provided with a moving assembly (7) used for driving the connecting rod (4) to move, the moving assembly (7) comprises a moving driving piece (71), a moving plate (72) and a moving rod (73), the moving driving piece (71) is fixedly mounted on the mounting plate (311), the moving plate (72) is in sliding connection with the mounting plate (311), the output end of the moving driving piece (71) is connected with the moving plate (72) and used for pushing the moving plate (72) to the direction close to the pushing plate (611), one side, close to the connecting rod (4), of the moving plate (72) is provided with a moving hole (720) along the length direction of the moving plate (72), one end, far away from the supporting plate (1), of the moving hole (720) is obliquely arranged to the direction close to the overturning rod (321), the moving rod (73) is fixedly connected with the side wall of the connecting rod (4), and the moving rod (73) is inserted in the moving hole (720), and slides in the moving hole (720).

9. The radar land finder for asphalt pavement detection according to claim 8, wherein: be provided with extrusion spring (8) on mounting panel (311), the one end and mounting panel (311) fixed connection of extrusion spring (8), the other end and propulsion board (611) lateral wall looks butt, movable plate (72) are connected with pushing ram (9), one side that propulsion board (611) are close to in pushing ram (9) sets up spigot surface (90), one side that spigot surface (90) are close to backup pad (1) sets up to the direction slope of keeping away from propulsion board (611).

10. The radar land finder for asphalt pavement detection according to claim 6, wherein: the mounting plate (311) is provided with a limiting component (11), the limiting component (11) comprises a limiting rod (111), an extrusion rod (112), a limiting spring (113) and a limiting block (114), the middle part of the limiting rod (111) is rotationally connected with the mounting plate (311), one end of the limiting rod (111) is fixedly connected with the extrusion rod (112), the other end is fixedly connected with the limiting block (114), the extrusion rod (112) extends out of the plane where the side wall of the mounting plate (311) is located, the side wall of the pushing plate (611) is provided with a limit hole (6110) for the limit block (114) to insert, the limit spring (113) is fixed on the mounting plate (311), the pushing device is used for pushing the limiting block (114) to the direction close to the pushing plate (611), and when the overturning plate (322) is abutted to the extrusion rod (112), the limiting rod (111) is driven to overturn, so that the limiting block (114) moves out of the limiting hole (6110).

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