Crack detection device and detection method for cracking of road lithiation agent material

Abstract

The invention discloses a crack detection device and detection method for cracking of a road lithiation agent material, and relates to the technical field of road crack detection. The crack detection device comprises a connecting mechanism, a detection mechanism and a filling mechanism; the detection mechanism comprises a first lifting frame and a mounting plate, a horizontal air pipe is mounted on the mounting plate, insertion pipes are uniformly mounted on the mounting plate and communicate with the horizontal air pipe, a detection frame is slidably mounted on the insertion pipes, the lower ends of the insertion pipes are sleeved with detection bowls, guide frames are arranged on the two sides of the interior of the detection frame, and connecting columns are arranged on the insertion pipes. A buckling frame is arranged on the first lifting frame, the connecting columns extend to the inner side of the buckling frame and are connected with lamp beads, and a photoresistor strip is arranged in the buckling frame. When a crack exists on the road surface, the detection bowl cannot be driven by airflow to float upwards, the lamp bead is normally on, position data of the crack is converted into a resistance value on the photoresistor strip, and the filling mechanism is controlled to fill the crack by combining the resistance value.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of road crack detection, and in particular to a crack detection device and method for road lithification agent material cracking. BACKGROUND

[0002] In road engineering, lithification agent can improve the water stability and weathering resistance of rock-soil materials. For example, in some areas prone to rain erosion, roadbed materials treated with lithification agent are not easily softened and washed by water, and can maintain good structural integrity and reduce the occurrence of road diseases. After a period of use, the roadbed will crack due to overload or weather, but the cracks produced by the roadbed treated with lithification agent are generally in a disordered diffusion shape, which is relatively easy to detect and repair.

[0003] The existing road crack detection is mainly through manual observation, and then filling the repair material into the crack. This crack repair method has low efficiency and high labor intensity, and is not suitable for long-distance road crack detection and repair work. SUMMARY

[0004] The present application aims to provide a crack detection device and method for road lithification agent material cracking to solve the problems in the background.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical scheme: A crack detection device for road lithification agent material cracking, comprising a rack, a filling box, a water tank and a gas pump arranged on the rack, and a connecting mechanism arranged at the end of the rack, wherein the connecting mechanism is provided with a detection mechanism and a filling mechanism which are installed in a lifting manner; the detection mechanism comprises a lifting frame one and a mounting plate, the lifting frame one is movably installed through a lifting cylinder one, a horizontal air pipe is installed on the mounting plate, a plurality of plug-in pipes are uniformly installed on the mounting plate, the plug-in pipes are communicated with the horizontal air pipe, a detection frame is slidably installed on the plug-in pipes, a protruding section is arranged at the edge of the plug-in pipe, the detection frame and the protruding section are matched with each other, a detection bowl is sleeved at the lower end of the plug-in pipe, guide frames are arranged at both sides of the detection frame, a connecting column is arranged on the plug-in pipe, a buckling frame is arranged on the lifting frame one, the connecting column extends to the inner side of the buckling frame and is connected with a lamp bead, a photosensitive resistance strip is arranged between the lifting frame one and the buckling frame, and a spacing plate is arranged between the lamp beads in the buckling frame.

[0006] As a further solution of the present invention: the filling mechanism includes two lifting cylinders and two lifting frames, the two lifting cylinders are connected to the connecting mechanism, the two lifting frames and the connecting mechanism are installed in a lifting and sliding manner, the two lifting cylinders are fixedly connected to the middle part of the two lifting frames, the two lifting frames are provided with connecting slide rails and electric sliders, the electric slider is provided with a filling frame, the filling frame is connected to the filling box, the filling frame has a trapezoidal groove structure, the trapezoidal groove structure points in the direction of the detection mechanism, unloading frames are provided on both sides of the filling frame, the unloading frames are evenly provided with discharge holes, and the groove part of the filling frame is provided with a vibration block.

[0007] As a further solution of the present invention: the connecting mechanism includes a horizontal movable plate, connecting sliders are evenly arranged on the horizontal movable plate, the connecting sliders are slidably installed on the end of the frame, a horizontal cylinder is arranged between the horizontal movable plate and the frame, a vertical guide rail 1 and a vertical guide rail 2 are arranged at the front end of the horizontal movable plate, the detection mechanism is slidably installed between the vertical guide rail 1, and the filling mechanism is slidably installed between the vertical guide rail 2.

[0008] As a further solution of the present invention: a foldable hose is provided between the horizontal air pipe and the plug-in tube, a connecting spring is provided between the plug-in tube and the mounting plate, an adjustment groove is provided at the connection position of the snap-fit ​​frame and the connecting column, and a foldable sunshade is provided at the position of the adjustment groove of the snap-fit ​​frame.

[0009] As a further solution of the present invention: a horizontal water pipe is fixedly installed on the mounting plate, the raised section on the plug-in tube is connected to a second foldable hose, the second foldable hose is connected to the horizontal water pipe, and a solenoid valve is provided between the second foldable hose and the horizontal water pipe.

[0010] As a further solution of the present invention: a cleaning mechanism is provided at the front end of the mounting plate, and the cleaning mechanism includes a vertical plate arranged on the mounting plate, and wedge-shaped block 1 and wedge-shaped block 2 are evenly arranged on the vertical plate, and an air outlet is rotatably installed on the wedge block 1, and a spray gun is rotatably installed on the wedge block 2, the air outlet is connected to the horizontal air pipe through a branch air pipe, and the spray gun is connected to the horizontal water pipe through a branch water pipe, and a rotating connecting block is respectively provided between the wedge block 1 and the air outlet and between the wedge block 2 and the spray gun, and a snap-in slide is provided on the rotating connecting block, and a snap-in block is slidably installed in the snap-in slide, a linkage plate is rotatably connected between the snap-in blocks, and the linkage plate is connected to a driving assembly.

[0011] As a further scheme of the present application: the driving assembly comprises a connecting frame fixedly installed between the fixing frame and the vertical plate, a driving bevel gear rotatably installed in the connecting frame, a driving motor connected with the driving bevel gear, two driven bevel gears rotatably installed on the two sides of the connecting frame and mutually engaged with the driving bevel gear, a connecting shaft rotatably installed at the end of the linkage plate, and a push-pull rod rotatably installed between the connecting shaft and the driven bevel gear.

[0012] As a further scheme of the present application: the clamping block and the two ends of the clamping sliding groove are provided with supporting springs, and the branch water pipe and the branch air pipe are fixedly installed on the linkage plate.

[0013] A detection method of the crack detection device for the road rock agent material cracking, comprising the following steps: S1, lowering the lifting frame I and the mounting plate through the lifting cylinder I, so that the detection frame in the detection mechanism contacts the road surface, at this time, continue to control the mounting plate to lower, so that the detection bowl carried by the plug-in pipe in the detection frame falls, and the end of the plug-in pipe is close to the road surface; S2, starting the air pump, the plug-in pipe sprays air outward, when there is no crack on the road surface, the airflow spreads out, the airflow between the guide frames will rush to the detection bowl part, driving the detection bowl to float up, at this time, the initial matching part between the detection bowl and the plug-in pipe is provided with an electric contact, when the plug-in pipe encounters a crack, the airflow will enter the crack and cannot drive the detection bowl to float up, at this time, the electric contact connects the circuit of the lamp bead, thereby changing the resistance value of the photosensitive resistor strip, adjusting the position of the electric sliding block in the filling mechanism, and carrying out the filling of the filling mechanism on the crack part; S3, before detecting the road surface crack, the air outlet cylinder and the spray cylinder in the cleaning mechanism are swung back and forth by the driving assembly, so as to blow away the dust and sundries on the road surface, and the spray cylinder is combined to reduce dust.

[0014] Compared with the prior art, the present application has the following advantages: (1) The detection bowl is installed by the plug-in pipe, a limiting ring is arranged on the plug-in pipe at the bottom of the detection bowl, so as to avoid the separation between the detection bowl and the plug-in pipe. When the detection frame is lowered to the height of contacting the ground, the plug-in pipe is continuously lowered, so that the plug-in pipe is close to the ground, at this time, the horizontal air pipe is combined to pump air into the plug-in pipe, when there is no crack on the ground, the airflow blown out of the plug-in pipe diffuses outward, part of the airflow flows upward along the detection frame under the action of the guide frame, at this time, the electric contact between the plug-in pipe and the detection bowl is separated, so that the lamp bead in the buckling frame is extinguished; when there is a crack in the detection part, the airflow on the plug-in pipe directly enters the crack and cannot drive the detection bowl to float up, at this time, the lamp bead remains constant, thereby converting the position data of the crack into the resistance value of the photosensitive resistor strip, and adjusting the position of the filling mechanism according to the resistance value to fill the crack.

[0015] (2) The second lifting frame and the filling frame at the bottom are lowered by the second lifting cylinder, so that the bottom of the filling frame contacts the ground, and the electric sliding block moves according to the resistance value of the crack position obtained by the detection mechanism, so as to drive the filling frame to move to the crack position, the crack filler is pumped into the filling frame through the filling box, and the vibration block is vibrated to fill, and the excess crack filler will move forward under the pushing of the filling frame, so as to adapt to the filling repair work of cracks of different sizes.

[0016] (3) The horizontal moving plate is movably installed by the horizontal cylinder, when the crack cannot be detected, the horizontal cylinder is driven to move back and forth, so as to eliminate the detection dead angle caused by the spacing between adjacent plug-in pipes. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the application.

[0018] Figure 2 It is a schematic diagram of the installation of the connecting mechanism in the application.

[0019] Figure 3 It is a schematic diagram of the installation position of the detection mechanism and the filling mechanism in the application.

[0020] Figure 4 It is a schematic diagram of the installation of the horizontal air pipe and the horizontal water pipe in the application.

[0021] Figure 5 It is a schematic diagram of the connection of the detection mechanism and the horizontal air pipe and the horizontal water pipe in the application.

[0022] Figure 6 It is a schematic diagram of the connection of the detection mechanism and the horizontal air pipe and the horizontal water pipe in the application. Figure 5 It is an enlarged schematic diagram of A in the application.

[0023] Figure 7 It is a schematic diagram of the structure of the detection mechanism in the application.

[0024] Figure 8 It is a schematic diagram of the structure of the filling mechanism in the application.

[0025] Figure 9 It is a schematic diagram of the structure of the filling frame in the application.

[0026] Figure 10 It is a schematic diagram of the installation of the cleaning mechanism in the application.

[0027] Figure 11 It is a schematic diagram of the connection between the linkage plate and the rotating connecting block in the application. Figure 10 It is an enlarged schematic diagram of B in the application.

[0028] Figure 12 It is a schematic diagram of the connection structure between the linkage plate and the rotating connecting block in the application.

[0029] Figure 13 It is a structural schematic diagram of the driving assembly in the application.

[0030] In the figure: 1, rack; 10, filling box; 11, water tank; 12, air pump; 2, connecting mechanism; 20, horizontal moving plate; 200, horizontal air cylinder; 201, connecting sliding block; 21, vertical guide rail one; 22, vertical guide rail two; 23, lifting frame one; 24, mounting plate; 25, lifting air cylinder one; 3, detection mechanism; 300, horizontal air pipe; 301, horizontal water pipe; 31, detection frame; 32, folding hose one; 33, connecting spring; 34, plug-in pipe; 35, electromagnetic valve; 36, folding hose two; 37, protruding section; 38, detection bowl; 39, guide frame; 310, connecting column; 3110, adjusting groove; 311, buckling frame; 312, photosensitive resistance strip; 3100, lamp bead; 3101, folding light shield; 3102, spacing plate; 4, filling mechanism; 41, lifting air cylinder two; 42, lifting frame two; 43, connecting sliding rail; 44, electric sliding block; 45, filling frame; 46, discharging frame; 47, discharging hole; 48, vibrating block; 5, cleaning mechanism; 50, vertical plate; 51, wedge-shaped block one; 52, wedge-shaped block two; 53, air outlet cylinder; 54, rotating connecting block; 540, clamping sliding groove; 55, spraying cylinder; 56, branch air pipe; 57, branch water pipe; 58, linkage plate; 580, clamping block; 6, driving assembly; 60, connecting frame; 61, fixing frame; 62, driving motor; 63, driving bevel gear; 64, driven bevel gear; 65, push-pull rod; 66, connecting shaft. DETAILED DESCRIPTION

[0031] The technical solutions of the application will be further described in detail in combination with the specific embodiments.

[0032] As Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7As shown, a kind of road rock agent material cracking crack detection device, including rack 1 and the filling box 10, water tank 11, air pump 12 being arranged on rack 1, the end of rack 1 is provided with connecting mechanism 2, detection mechanism 3 and filling mechanism 4 are installed in connecting mechanism 2 lifting;The detection mechanism 3 includes lifting frame one 23 and mounting plate 24, lifting frame one 23 is movably installed by lifting cylinder one 25, horizontal air pipe 300 is installed on the mounting plate 24, evenly installed on the mounting plate 24 Plug-in pipe 34, Plug-in pipe 34 and horizontal air pipe 300 are communicated, detection frame 31 is slidably installed on Plug-in pipe 34, the edge of Plug-in pipe 34 is provided with protruding section 37, detection frame 31 and protruding section 37 are matched with each other, detection bowl 38 is sleeved on the lower end of Plug-in pipe 34, guide frame 39 is arranged on both sides in detection frame 31, connecting column 310 is arranged on Plug-in pipe 34, buckle frame 311 is arranged on lifting frame one 23, connecting column 310 extends to the inboard of buckle frame 311 and is connected with lamp bead 3100, photosensitive resistance strip 312 is arranged between lifting frame one 23 and buckle frame 311, interval plate 3102 is arranged between lamp bead 3100 in buckle frame 311.

[0033] Specifically, detection bowl 38 is installed on Plug-in pipe 34, limiting ring is arranged on the Plug-in pipe 34 at the bottom of detection bowl 38, to avoid the separation between detection bowl 38 and Plug-in pipe 34.When detection frame 31 is lowered to the height of contact with ground, continue to control Plug-in pipe 34 to descend, so that Plug-in pipe 34 is close to ground, at this time, combined with horizontal air pipe 300, air is pumped into Plug-in pipe 34, when there is no crack on the ground, the airflow blown by Plug-in pipe 34 diffuses outward, part of the airflow flows upward along detection frame 31 under the action of guide frame 39, at this time, detection bowl 38 is floated along Plug-in pipe 34, at this time, the electrical contact between the electrical contact on Plug-in pipe 34 and detection bowl 38 is disconnected, so that lamp bead 3100 in buckle frame 311 is extinguished;When there is crack in detection position, the airflow on Plug-in pipe 34 directly enters the crack and does not float detection bowl 38, at this time, lamp bead 3100 remains constant, and then the position data of crack is converted into the resistance value of photosensitive resistance strip 312, and the filling mechanism 4 is adjusted in position by combining the resistance value, and the crack is filled.

[0034] Further, as shown in Figure 8 、 Figure 9As shown, the filling mechanism 4 comprises a lifting cylinder two 41 connected with the connecting mechanism 2 and a lifting frame two 42 slidingly installed between the connecting mechanism 2, the lifting cylinder two 41 is fixedly connected with the middle part of the lifting frame two 42, the lifting frame two 42 is provided with a connecting sliding rail 43 and an electric sliding block 44, the electric sliding block 44 is installed with a filling frame 45, the filling frame 45 is communicated with the filling box 10, the filling frame 45 is a trapezoidal groove structure, the trapezoidal groove structure points to the direction of the detection mechanism 3, both sides of the filling frame 45 are provided with a discharging frame 46, the discharging frame 46 is uniformly provided with a discharging hole 47, and the groove part of the filling frame 45 is provided with a vibrating block 48.

[0035] Specifically, the lifting cylinder two 41 controls the lifting frame two 42 and the filling frame 45 at the bottom to descend, so that the bottom of the filling frame 45 is in contact with the ground, and the electric sliding block 44 moves in combination with the resistance value of the crack part obtained by the detection mechanism 3, so as to drive the filling frame 45 to move to the crack part, the crack filler is pumped into the filling frame 45 through the filling box 10, and the vibrating block 48 is vibrated to fill, and the excess crack filler will move forward under the pushing of the filling frame 45, so as to adapt to the filling repair work of cracks of different sizes.

[0036] Further, as shown in Figure 2 , Figure 3 The connecting mechanism 2 comprises a horizontal moving plate 20, the horizontal moving plate 20 is uniformly provided with a connecting sliding block 201, the connecting sliding block 201 is slidingly installed with the end of the rack 1, the horizontal moving plate 20 is provided with a horizontal cylinder 200 between the rack 1, the front end of the horizontal moving plate 20 is provided with a vertical guide rail one 21 and a vertical guide rail two 22, the detection mechanism 3 is slidingly installed between the vertical guide rail one 21, and the filling mechanism 4 is slidingly installed between the vertical guide rail two 22.

[0037] Specifically, since there is a spacing between adjacent plug-in pipes 34, when the gap is just at the part between adjacent plug-in pipes 34, the crack cannot be detected at this time, the horizontal moving plate 20 is movably installed by the horizontal cylinder 200, when the crack cannot be detected, the horizontal cylinder 200 is driven to move back and forth, so as to eliminate the detection dead angle caused by the spacing between adjacent plug-in pipes 34. The driving displacement of the horizontal cylinder 200 is equal to the spacing between adjacent plug-in pipes 34.

[0038] Further, as shown in Figure 6 , Figure 7As shown, the horizontal air pipe 300 is provided with a folding hose 32 between the insertion pipe 34 and the mounting plate 24, the insertion pipe 34 is provided with a connecting spring 33 between the mounting plate 24, the connecting part of the buckle frame 311 and the connecting column 310 is provided with an adjusting groove 3110, the buckle frame 311 is provided with a folding sun visor 3101 at the part of the adjusting groove 3110.

[0039] Further, as shown in the drawings, Figure 6 、 Figure 7 The mounting plate 24 is fixedly provided with a horizontal water pipe 301, the protruding section 37 of the insertion pipe 34 is connected with a folding hose 36, the folding hose 36 is connected with the horizontal water pipe 301, and the folding hose 36 and the horizontal water pipe 301 are provided with an electromagnetic valve 35.

[0040] Specifically, in order to make the crack filling agent better fit between the cracks, when the insertion pipe 34 detects the cracks, the electromagnetic valve 35 is synchronously controlled to open, so that the end of the protruding section 37 injects clean water into the cracks, which plays a role in cleaning the cracks and avoids the dust in the cracks affecting the filling effect of the subsequent crack filling agent.

[0041] Further, as shown in the drawings, Figure 10 、 Figure 11 、 Figure 12 The front end of the mounting plate 24 is provided with a cleaning mechanism 5, the cleaning mechanism 5 includes a vertical plate 50 provided on the mounting plate 24, the vertical plate 50 is uniformly provided with a wedge-shaped block 51 and a wedge-shaped block 52, the wedge-shaped block 51 is rotatably installed with an air outlet cylinder 53, the wedge-shaped block 52 is rotatably installed with a spray cylinder 55, the air outlet cylinder 53 is connected with the horizontal air pipe 300 through a branch air pipe 56, the spray cylinder 55 is connected with the horizontal water pipe 301 through a branch water pipe 57, the wedge-shaped block 51 and the air outlet cylinder 53 and the wedge-shaped block 52 and the spray cylinder 55 are respectively provided with a rotating connecting block 54, the rotating connecting block 54 is provided with a clamping sliding groove 540, the clamping sliding groove 540 is slidably installed with a clamping block 580, the clamping blocks 580 are rotatably connected with a linkage plate 58, and the linkage plate 58 is connected with a driving assembly 6.

[0042] Specifically, in order to better continuously detect the cracks, the wedge-shaped block 51 and the wedge-shaped block 52 are rotatably installed with the air outlet cylinder 53 and the spray cylinder 55 respectively, first, the air outlet cylinder 53 is used to clean the road surface waiting for detection, and the spray cylinder 55 is used to reduce dust, avoiding a large amount of dust during the operation. The movement of the linkage plate 58 drives the clamping block 580 to slide in the clamping sliding groove 540, and then drives the rotating connecting block 54 to rotate around the connecting part, so as to drive the end of the air outlet cylinder 53 or the spray cylinder 55 to swing back and forth, improving the cleaning and dust reduction effect.

[0043] Further, as shown in Figure 13 The driving assembly 6 comprises a connecting frame 60 fixedly installed between the fixing frame 61 and the vertical plate 50, a driving bevel gear 63 rotatably installed in the connecting frame 60, a driving motor 62 connected with the driving bevel gear 63, two driven bevel gears 64 rotatably installed on the two sides of the connecting frame 60 and meshed with the driving bevel gear 63 respectively, a connecting shaft 66 rotatably installed at the end of the linkage plate 58 and a push-pull rod 65 rotatably installed between the connecting shaft 66 and the driven bevel gear 64.

[0044] Specifically, the driving motor 62 drives the driving bevel gear 63 and the driven bevel gear 64 to rotate, and the eccentrically installed push-pull rod 65 and the connecting shaft 66 drive the linkage plate 58 to move back and forth, thereby controlling the air cylinder 53 and the spray cylinder 55 to swing back and forth.

[0045] Further, the clamping block 580 and the two ends of the clamping sliding groove 540 are provided with supporting springs, and the branch water pipe 57 and the branch air pipe 56 are fixedly installed on the linkage plate 58.

[0046] A detection method of the crack detection device for the road rock agent material cracking, comprising the following steps: S1, the detection frame 31 in the detection mechanism 3 is contacted with the road surface by controlling the lifting frame 23 and the mounting plate 24 to descend through the lifting cylinder 25, at this time, the mounting plate 24 is continuously controlled to descend, so that the detection bowl 38 carried by the plug-in pipe 34 in the detection frame 31 falls, and the end of the plug-in pipe 34 is close to the road surface; S2, the air pump 12 is started, the plug-in pipe 34 sprays air outward, when the road surface has no crack, the airflow is scattered, the airflow between the guide frames 39 will rush to the detection bowl 38 part, drive the detection bowl 38 to float up, at this time, the displacement between the detection bowl 38 and the plug-in pipe 34 occurs, the initial matching part between the detection bowl 38 and the plug-in pipe 34 is provided with an electric contact, when the plug-in pipe 34 encounters a crack, the airflow will enter the crack and cannot drive the detection bowl 38 to float up, at this time, the electric contact connects the circuit of the lamp bead 3100, thereby changing the resistance value of the photosensitive resistor strip 312, adjusting the position of the electric sliding block 44 in the filling mechanism 4, and carrying out the filling of the filling mechanism 4 to the crack part; S3, before detecting the road surface crack, the air cylinder 53 and the spray cylinder 55 in the cleaning mechanism 5 are swung back and forth by the driving assembly 6, so as to blow away the dust and sundries on the road surface, and the dust is removed in combination with the spray cylinder 55.

[0047] The working principle of the embodiment of the application is: As Figures 1-13As shown, the detection bowl 38 is installed through the insertion pipe 34, and a limiting ring is arranged on the insertion pipe 34 at the bottom of the detection bowl 38 to avoid disengagement between the detection bowl 38 and the insertion pipe 34. When the detection frame 31 is lowered to the height of contacting the ground, the insertion pipe 34 is continuously controlled to be lowered so that the insertion pipe 34 is close to the ground, at this time, the air is pumped into the insertion pipe 34 in combination with the horizontal air pipe 300, when there is no crack on the ground, the air flow blown by the insertion pipe 34 diffuses outward, part of the air flow flows upward along the detection frame 31 under the action of the guide frame 39, at this time, the detection bowl 38 is driven to float upward along the insertion pipe 34, at this time, the electrical contact between the electrical contact of the insertion pipe 34 and the detection bowl 38 is disconnected, so that the lamp bead 3100 in the buckling frame 311 is extinguished; when there is a crack in the detection position, the air flow on the insertion pipe 34 directly enters the crack and does not drive the detection bowl 38 to float upward, at this time, the lamp bead 3100 remains always on, and then the position data of the crack is converted into the resistance value of the photosensitive resistance strip 312, and the filling mechanism 4 is controlled in combination with the resistance value to adjust the position to perform the filling operation on the crack. The filling frame 45 at the bottom is contacted with the ground through the lifting cylinder two 41 to control the lifting frame two 42 and the bottom of the filling frame 45 to be lowered, so that the bottom of the filling frame 45 is contacted with the ground, and the electric sliding block 44 moves in combination with the resistance value of the crack position obtained by the detection mechanism 3, so as to drive the filling frame 45 to move to the crack position, the caulking agent is pumped into the filling frame 45 through the filling box 10, and the vibration block 48 is vibrated to fill, and the excess caulking agent will move forward under the pushing of the filling frame 45, so as to adapt to the filling repair operation of cracks of different sizes. Since there is a spacing between adjacent insertion pipes 34, when the crack is just at the position between adjacent insertion pipes 34, at this time, the crack cannot be detected, the horizontal moving plate 20 is movably installed through the horizontal air cylinder 200, when the crack cannot be detected, the horizontal air cylinder 200 is driven to move back and forth to eliminate the detection dead angle caused by the spacing between adjacent insertion pipes 34. The driving displacement of the horizontal air cylinder 200 is equal to the spacing between adjacent insertion pipes 34.

[0048] The above merely describes the preferred embodiments of the present application and is not used to limit the present application, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application. Any figure reference in the claims shall not be regarded as limiting the claims.

[0049] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description manner of the specification is only for the sake of clarity, and the skilled person should consider the specification as a whole, and the technical solutions in each embodiment can be combined to form other embodiments that can be understood by the skilled person.

Claims

1. A crack detection device for cracking of road lithogenic material, comprising a frame (1) and a filling box (10), a water tank (11), and an air pump (12) arranged on the frame (1), characterized in that: A connecting mechanism (2) is provided at the end of the frame (1), and a detection mechanism (3) and a filling mechanism (4) are installed on the connecting mechanism (2) in a lifting manner; The detection mechanism (3) includes a lifting frame (23) and a mounting plate (24). The lifting frame (23) is movably mounted by a lifting cylinder (25). A horizontal air pipe (300) is mounted on the mounting plate (24). A plug-in pipe (34) is evenly mounted on the mounting plate (24). The plug-in pipe (34) is connected to the horizontal air pipe (300). A detection frame (31) is slidably mounted on the plug-in pipe (34). A raised section (37) is provided on the edge of the plug-in pipe (34). The detection frame (31) and the raised section (37) cooperate with each other and are plugged in. The lower end of the tube (34) is sleeved with a detection bowl (38), guide frames (39) are provided on both sides of the interior of the detection frame (31), a connecting column (310) is provided on the plug-in tube (34), a snap-fit ​​frame (311) is provided on the lifting frame (23), the connecting column (310) extends to the inner side of the snap-fit ​​frame (311) and is connected to a lamp bead (3100), a photoresistor strip (312) is provided between the lifting frame (23) and the snap-fit ​​frame (311), and a partition plate (3102) is provided between the lamp bead (3100) located in the snap-fit ​​frame (311).

2. A crack detection device for cracking of road lithogenic material according to claim 1, characterized in that: The filling mechanism (4) includes a second lifting cylinder (41) and a second lifting frame (42), wherein the second lifting cylinder (41) is connected to the connecting mechanism (2), and the second lifting frame (42) and the connecting mechanism (2) are installed in a lifting and sliding manner. The second lifting cylinder (41) is fixedly connected to the middle of the second lifting frame (42), and the second lifting frame (42) is provided with a connecting slide rail (43) and an electric slider (44). The electric slider (44) is provided with a filling frame (45), and the filling frame (45) is connected to the filling box (10). The filling frame (45) is in a trapezoidal groove structure, and the trapezoidal groove structure points in the direction of the detection mechanism (3). The filling frame (45) is provided with a discharge frame (46) on both sides, and the discharge frame (46) is evenly provided with discharge holes (47). The groove portion of the filling frame (45) is provided with a vibration block (48).

3. A crack detection device for cracking of road lithogenic material according to claim 2, characterized in that: The connecting mechanism (2) includes a horizontal movable plate (20), connecting sliders (201) are evenly arranged on the horizontal movable plate (20), the connecting sliders (201) are slidably mounted on the end of the frame (1), a horizontal cylinder (200) is arranged between the horizontal movable plate (20) and the frame (1), a vertical guide rail 1 (21) and a vertical guide rail 2 (22) are arranged at the front end of the horizontal movable plate (20), the detecting mechanism (3) is slidably mounted on the vertical guide rail 1 (21), and the filling mechanism (4) is slidably mounted on the vertical guide rail 2 (22).

4. A crack detection device for cracking of road lithogenic material according to claim 3, characterized in that: A folding hose (32) is provided between the horizontal air pipe (300) and the plug-in tube (34), a connecting spring (33) is provided between the plug-in tube (34) and the mounting plate (24), an adjustment groove (3110) is provided at the connection portion between the snap-fit ​​frame (311) and the connecting column (310), and a folding sunshade (3101) is provided at the position of the adjustment groove (3110) on the snap-fit ​​frame (311).

5. A crack detection device for cracking of road lithogenic material according to claim 4, characterized in that: A horizontal water pipe (301) is fixedly provided on the mounting plate (24), a raised section (37) on the plug-in pipe (34) is connected to a second folding hose (36), the second folding hose (36) is connected to the horizontal water pipe (301), and a solenoid valve (35) is provided between the second folding hose (36) and the horizontal water pipe (301).

6. A crack detection device for cracking of road lithogenic material according to claim 5, characterized in that: A cleaning mechanism (5) is provided at the front end of the mounting plate (24), and the cleaning mechanism (5) comprises a vertical plate (50) provided on the mounting plate (24), a wedge-shaped block 1 (51) and a wedge-shaped block 2 (52) being evenly provided on the vertical plate (50), an air outlet cylinder (53) being rotatably mounted on the wedge-shaped block 1 (51), and a spray cylinder (55) being rotatably mounted on the wedge-shaped block 2 (52), the air outlet cylinder (53) being connected to the horizontal air pipe (300) via a branch air pipe (56), and the spray cylinder ( 55) is connected to the horizontal water pipe (301) through a branch water pipe (57), and a rotating connecting block (54) is respectively provided between the wedge block 1 (51) and the air outlet tube (53) and between the wedge block 2 (52) and the spray tube (55), and a clamping groove (540) is provided on the rotating connecting block (54), and a clamping block (580) is slidably installed in the clamping groove (540), and a linkage plate (58) is rotatably connected between the clamping blocks (580), and the linkage plate (58) is connected to the driving assembly (6).

7. A crack detection device for cracking of road lithogenic material according to claim 6, characterized in that: The driving assembly (6) includes a connecting frame (60), which is fixedly installed between a fixing frame (61) and a vertical plate (50), and a driving bevel gear (63) is rotatably installed in the connecting frame (60), and the driving bevel gear (63) is connected to a driving motor (62). Driven bevel gears (64) are rotatably installed on both sides of the connecting frame (60), and the driven bevel gears (64) are respectively engaged with the driving bevel gears (63). A connecting shaft (66) is rotatably installed at the end of the linkage plate (58), and a push-pull rod (65) is rotatably installed between the connecting shaft (66) and the driven bevel gear (64).

8. A crack detection device for cracking of road lithogenic material according to claim 7, characterized in that: Support springs are provided between the two ends of the clamping block (580) and the clamping chute (540), and the branch water pipe (57) and the branch air pipe (56) are respectively fixedly mounted on the linkage plate (58).

9. A method for detecting cracks in road lithogenic material using a crack detection device as claimed in claim 8, characterized in that: The following steps are involved: S1, controlling the lifting frame (23) and the mounting plate (24) to descend by the lifting cylinder (25), so that the detection frame (31) in the detection mechanism (3) contacts the road surface, and then continuing to control the mounting plate (24) to descend, so that the plug-in tube (34) in the detection frame (31) carrying the detection bowl (38) falls, and controlling the end of the plug-in tube (34) to approach the road surface; S2, start the air pump (12), the plug tube (34) sprays air outward, when there is no crack in the road surface, the airflow is dispersed, and the airflow between the guide frame (39) will rush to the detection bowl (38), driving the detection bowl (38) to float up, at this time, the detection bowl (38) and the plug tube (34) are displaced, and the initial matching position of the detection bowl (38) and the plug tube (34) is provided with an electrical contact. When the plug tube (34) encounters a crack, the airflow will enter the crack and cannot drive the detection bowl (38) to float up. At this time, the electrical contact is connected to the circuit connected to the lamp bead (3100), thereby changing the resistance value of the photoresistor strip (312), adjusting the position of the electric slider (44) in the filling mechanism (4), and carrying the filling mechanism (4) to fill the crack; S3. Before detecting cracks in the road surface, the driving assembly (6) drives the air outlet cylinder (53) and the spray cylinder (55) in the cleaning mechanism (5) to swing back and forth, thereby blowing away dust and debris on the road surface, and combining with the spray cylinder (55) to reduce dust.

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