Permeability detection equipment for asphalt road in harbor district

Abstract

The invention belongs to the technical field of road engineering detection, and particularly discloses harbor district asphalt road permeability detection equipment which comprises a permeability detection equipment body, the permeability detection equipment body comprises a detection main body and a detection shell, the detection main body comprises a rotating disc, and a clamping block is arranged below the rotating disc; the detection shell comprises an outer cover shell, the surface of the clamping block is movably installed in the outer cover shell, a sealing material is arranged at the end corner of the bottom in an inner cavity of the outer cover shell, and an extrusion mechanism is arranged on the inner wall of the outer cover shell; through the synergistic effect of the extrusion mechanism and the sealing material, when the clamping block moves downwards, the extrusion mechanism extrudes the sealing material, so that colloid in the sealing material overflows to fill a gap between the bottom of the outer cover shell and the road surface, a flexible sealing layer is formed, the device adapts to microscopic unevenness of the road surface, and the sealing performance of a detection area is ensured; manual sealing material smearing is not needed, operation is simplified, and working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of road engineering detection, and particularly relates to a permeability detection equipment for port asphalt road. BACKGROUND

[0002] Under the special environment of the port and the like, the asphalt road is long-term affected by various factors such as heavy-load vehicles, seawater erosion and humid environment, and the permeability thereof is crucial to the durability and use performance of the road structure. Good permeability can quickly drain rainwater out of the road structure, reduce the influence of accumulated water on driving safety, and reduce the risk of water damage, such as avoiding asphalt and aggregate peeling and reducing base softening.

[0003] However, the existing asphalt road permeability detection method has many deficiencies in the application in the port environment. When the traditional water permeameter is detected, a sealing material needs to be manually applied to ensure the sealing between the detection device and the road surface. Under the complex road surface conditions in the port, the operation is cumbersome and it is difficult to ensure the sealing effect, which can easily lead to inaccurate detection results. SUMMARY

[0004] The purpose of the present application is to solve the problems in the prior art and provide a permeability detection equipment for port asphalt road.

[0005] To achieve the above purpose, the present application provides a permeability detection equipment for port asphalt road, which comprises a permeability detection equipment body, the permeability detection equipment body comprises a detection main body and a detection shell, the detection main body comprises a rotating disc, the lower part of the rotating disc is provided with a clamping block, the detection shell comprises an outer shell, the surface of the clamping block is movably installed in the inner part of the outer shell, the end corner of the bottom of the inner cavity of the outer shell is provided with a sealing material, the inner wall of the outer shell is provided with an extrusion mechanism, the extrusion mechanism is located directly above the sealing material, and the side surface of the detection shell is provided with a supporting mechanism.

[0006] In the above technical solution, further, the upper part of the rotating disc is provided with a water storage pipe, the surface of the water storage pipe is provided with a scale, the center of the rotating disc and the clamping block is provided with a leakage hole, and the leakage hole is connected with the water storage pipe.

[0007] In the above technical solution, further, the surface of the clamping block is provided with a threaded surface, the inner wall of the outer shell is provided with a threaded groove corresponding to the threaded surface, and the clamping block is connected with the outer shell through the threaded surface and the threaded groove.

[0008] In the technical scheme, further, a bottom of the clamping block is fixedly provided with an insertion ring, an auxiliary ring is arranged below the insertion ring, a receiving groove is formed in a top of the auxiliary ring, and the insertion ring is movably arranged in the receiving groove.

[0009] In the technical scheme, further, a surface of the insertion ring close to a top end is provided with a protruding rod, a sealing ring is connected to an end of the protruding rod, and the sealing ring is close to the extrusion mechanism.

[0010] In the technical scheme, further, the extrusion mechanism comprises an extension block, the extension block is fixedly arranged on an inner wall of the outer shell, an extrusion ring is movably arranged below the extension block, a pressure rod is fixedly arranged on a top of the extrusion ring, a surface of the pressure rod is movably arranged through the extension block, a pressing head is fixedly arranged on a top of the pressure rod, and a tension spring is arranged on the top of the extrusion ring, and a top end of the tension spring is connected to the extension block.

[0011] In the technical scheme, further, the sealing material is a special sealing glue, and the sealing glue is filled in a plastic film and is curled into a circular shape.

[0012] In the technical scheme, further, the supporting mechanism comprises a supporting frame, the supporting frame is fixedly connected to the outer shell, a threaded rod is perpendicularly arranged on another end of the supporting frame, and a universal wheel is arranged on a bottom of the threaded rod.

[0013] Compared with the prior art, the present application has the following beneficial effects: The clamping block and the outer shell form a screw pair structure through a threaded surface and a threaded groove, and the clamping block can be quickly moved downward and fastened by converting the rotary motion into axial linear motion through the thread rise angle by forward rotation of the rotating disc, and the clamping block can be quickly disassembled by reverse rotation, the installation / dismounting time of a single detection point is greatly shortened, the on-site detection efficiency is significantly improved, and the present application is especially suitable for batch detection scenes of large-area roads in a port area. The extrusion mechanism and the sealing material cooperate, the plastic film is broken when the extrusion ring presses the sealing material, the glue overflows to fill the gap between the bottom of the outer shell and the road surface, a flexible sealing layer is formed, the sealing property of the detection area is ensured by adapting to the micro-unevenness of the road surface, manual application of the sealing material is not needed, the operation is simplified, and the work efficiency is improved. The sealing ring enhances the sealing, the sealing ring made of flexible rubber material is unfolded after the clamping block moves downward, surrounds the edge of the auxiliary ring, further blocks the water flow leakage path, and the double sealing guarantees the accuracy of the detection data. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The present application provides a permeation detection device, and a whole structure schematic diagram of a device body of the permeation detection device is shown. Figure 2 This is a schematic diagram of the overall structure of the penetration detection equipment body from another perspective proposed by the present invention; Figure 3 This is a front cross-sectional view of the penetration detection equipment body proposed by the present invention; Figure 4 The present invention proposes Figure 3 Enlarged view of point A in the middle; Figure 5 The present invention proposes Figure 2 Enlarged view of point B in the middle; Figure 6 The present invention proposes Figure 3 Enlarged view of point C in the middle.

[0015] In the figure: 1. Penetration detection equipment body; 2. Detection body; 3. Detection shell; 4. Support mechanism; 5. Rotating disk; 6. Clamping block; 7. Water storage pipe; 8. Plug ring; 9. Auxiliary ring; 10. Storage groove; 11. Sealing ring; 12. Outer cover shell; 13. Extrusion mechanism; 14. Extension block; 15. Extrusion ring; 16. Pressure rod; 17. Pressure head; 18. Tension spring; 19. Sealing material; 20. Support frame; 21. Threaded rod. DETAILED DESCRIPTION

[0016] In order to more clearly understand the above-mentioned objects, features and advantages of the present invention, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0017] like Figures 1-6 The permeability detection equipment for asphalt roads in a port area shown in the figure includes a permeability detection equipment body 1, the permeability detection equipment body 1 includes a detection body 2 and a detection shell 3, the detection body 2 includes a rotating disk 5, a clamping block 6 is arranged below the rotating disk 5, the detection shell 3 includes an outer cover shell 12, the surface of the clamping block 6 is movably installed inside the outer cover shell 12, and a sealing material 19 is arranged at the end corner of the bottom of the inner cavity of the outer cover shell 12, and the inner wall of the outer cover shell 12 is provided with an extrusion mechanism 13, which is directly above the sealing material 19. A supporting mechanism 4 is provided on the side of the detection shell 3, and the extrusion mechanism 13 cooperates with the sealing material 19. When the clamping block 6 moves downward, the extrusion mechanism 13 will squeeze the sealing material 19, so that the colloid inside the sealing material 19 overflows to fill the gap between the bottom of the outer cover shell 12 and the road surface, forming a flexible sealing layer, which adapts to the micro-unevenness of the road surface and ensures the sealing of the detection area. There is no need to manually apply the sealing material 19, which simplifies the operation and improves work efficiency.

[0018] The upper part of the rotating disc 5 is provided with a water storage pipe 7, the surface of the water storage pipe 7 is provided with a scale, the rotating disc 5 and the center inside the clamping block 6 are both provided with a leakage hole, the leakage hole is connected with the water storage pipe 7, before detection, a certain amount of water is injected into the water storage pipe 7 through the opening of the water storage pipe 7, the valve is opened, the water flows vertically downward through the leakage hole in the center of the rotating disc 5 and the clamping block 6 into the sealing detection area of the outer shell 12, the water in the water storage pipe 7 begins to penetrate through the asphalt pavement, and the water level drop during the detection process is displayed in real time.

[0019] The surface of the clamping block 6 is provided with a threaded surface, the inner wall of the outer shell 12 is provided with a threaded groove corresponding to the threaded surface, the clamping block 6 is connected with the outer shell 12 through the threaded surface and the threaded groove, the threaded surface of the clamping block 6 and the threaded groove of the inner wall of the outer shell 12 form a screw pair structure, during detection, the rotating disc 5 is rotated, the helix angle of the screw is used to convert the rotary motion into axial linear motion, so that the clamping block 6 moves up and down along the axis direction of the outer shell 12, when the rotating disc 5 is rotated forward, the clamping block 6 moves downward along the axis direction of the outer shell 12, the bottom of the clamping block 6 can be close to the asphalt pavement, the self-locking characteristic of the screw pair can realize forward rotation, that is, tightening, and reverse rotation, that is, disassembly, the installation and disassembly time of a single detection point is shortened, the on-site detection efficiency is significantly improved, and it is especially suitable for the detection demand of large area road in port area.

[0020] The bottom of the clamping block 6 is fixedly provided with a plug-in ring 8, the lower part of the plug-in ring 8 is provided with an auxiliary ring 9, the top of the auxiliary ring 9 is provided with a receiving groove 10, the bottom of the plug-in ring 8 is movably clamped in the receiving groove 10, the extrusion mechanism 13 and the sealing material 19 are located between the outer wall of the auxiliary ring 9 and the inner wall of the outer shell 12, the plug-in ring 8 at the bottom of the clamping block 6 is inserted into the receiving groove 10 at the top of the auxiliary ring 9, a detachable clamping structure is formed, the detection main body 2 and the detection shell 3 keep relative position fixed, the extrusion mechanism 13 is located between the outer wall of the auxiliary ring 9 and the inner wall of the outer shell 12, when the extrusion mechanism 13 acts downward, the auxiliary ring 9 is pushed to move downward along the inner wall of the outer shell 12, so that the bottom of the auxiliary ring 9 is tightly attached to the road surface, and the sealing material 19 extruded at the same time fills the gap between the bottom of the outer shell 12 and the road surface, forming a sealed area.

[0021] The surface close to the top end of the plug-in ring 8 is provided with a protruding rod, the end of the protruding rod is connected with a sealing ring 11, the sealing ring 11 is close to the extrusion mechanism 13, when the clamping block 6 is screwed with the outer shell 12 through the threaded surface, the plug-in ring 8 moves downward with the clamping block 6, driving the protruding rod and the sealing ring 11 to move downward synchronously, the sealing ring 11 is made of flexible and seawater corrosion resistant rubber material, which is arranged around the edge of the auxiliary ring 9, further ensuring the sealing effect.

[0022] The extrusion mechanism 13 comprises an extension block 14 fixedly installed on the inner wall of the outer shell 12, an extrusion ring 15 movably arranged below the extension block 14, a pressure rod 16 fixedly arranged on the top of the extrusion ring 15, the surface of the pressure rod 16 movably penetrating the extension block 14, a pressure head 17 fixedly installed on the top of the pressure rod 16, a tension spring 18 arranged on the top of the extrusion ring 15, the top end of the tension spring 18 connected to the extension block 14, the extrusion ring 15 suspended below the extension block 14 through the tension spring 18 and kept a certain distance from the sealing material 19, when the rotating disc 5 is rotated clockwise, the clamping block 6 is screwed with the threaded groove of the outer shell 12 along the axial direction and moves downward, the bottom of the clamping block 6 contacts the pressure head 17 and applies a downward thrust, the pressure rod 16 penetrates the perforation of the extension block 14 and moves downward, the extrusion ring 15 is driven to move downward against the tension of the tension spring 18, and the extrusion ring 15 extrudes the sealing material 19 in the process of descending, breaks and overflows the internal colloid, the colloid fills the annular gap between the bottom of the outer shell 12 and the road surface, and a flexible sealing layer is formed.

[0023] The sealing material 19 is a special sealing glue, which is filled in a plastic film and curled into a circle. The sealing glue is pre-filled in the plastic film and curled into a circle, placed at the end corner of the bottom of the inner cavity of the outer shell 12. The plastic film acts as a carrier and can prevent the sealing glue from adhering to the inner wall of the outer shell 12 when not under pressure. When the clamping block 6 is tightened to drive the extrusion mechanism 13 to press downward, the sealing glue is extruded by the vertical pressure of the extrusion ring 15, the plastic film is broken, the internal colloid overflows and fills the gap, and the viscosity and plasticity of the colloid make it tightly adhere to the road surface and the bottom of the outer shell 12, forming a flexible sealing layer that adapts to the micro-unevenness of the road surface.

[0024] The support mechanism 4 comprises a support frame 20 fixedly connected to the outer shell 12, a threaded rod 21 perpendicularly installed on the ground at the other end of the support frame 20, and a universal wheel arranged at the bottom of the threaded rod 21. The support frame 20 is fixed at one end to the side wall of the outer shell 12 by welding or bolts, and the other end is fixedly connected to the threaded rod 21. When the threaded rod 21 is rotated, the height of the threaded rod 21 can be adjusted to facilitate accurate positioning of the device at the detection station. The universal wheel can rotate freely, and its bearing surface contacts the ground to bear the overall weight of the device.

[0025] Working principle: first, clean, road to ensure road cleaning, then, through the support mechanism 4 of universal wheel will be pushed to the device to the port asphalt road test point, and then the sealing material 19 ring arrangement in the outer shell 12 bottom edge, then, rotate the adjusting nut on the threaded rod 21, raise or lower the height of the support frame 20, so that the bottom of the outer shell 12 aligns with the test area of the road surface, to ensure that the bottom surface of the outer shell 12 is parallel to the road surface, to avoid uneven water infiltration due to the inclination of the device, the next step, clockwise rotation of the rotating disc 5, driving the clamping block 6 to move downward through the screw pair structure of the threaded surface and the threaded groove, the insertion ring 8 at the bottom of the clamping block 6 is inserted into the receiving groove 10 of the auxiliary ring 9, forming a rigid connection, while the pressure head 17 at the bottom of the clamping block 6 contacts the pressure rod 16 of the extrusion mechanism 13, the clamping block 6 continues to move down, the sealing ring 11 moves down with the insertion ring 8, the sealing ring 11 is extruded by the ground, and its bottom will move downward to the extrusion ring 15, showing an unfolded state, at the same time, the clamping block 6 will also push the pressure rod 16 and the extrusion ring 15 to move downward against the tension of the tension spring 18, extruding the rolled sealing material 19 at the bottom of the outer shell 12, the sealing glue expands radially under the pressure of the extrusion ring 15, the plastic film breaks, the glue spills and fills the annular gap between the bottom surface of the outer shell 12 and the road surface, forming a flexible sealing layer with uniform thickness, finally, the opening of the water storage pipe 7 is injected with a certain amount of water into its interior, the valve is opened, the water flow passes through the leakage hole in the center of the rotating disc 5 and the clamping block 6, vertically downward into the sealing detection area of the outer shell 12, the water in the water storage pipe 7 begins to penetrate through the asphalt pavement, and the water level drop is displayed in real time during the detection process.

[0026] The basic principles, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited to the above embodiments, and the above embodiments and descriptions in the specification are only the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A permeability detection device for asphalt roads in port areas, comprising a permeability detection device body (1), characterized in that: The penetration detection device body (1) includes a detection body (2) and a detection shell (3), the detection body (2) includes a rotating disk (5), a clamping block (6) is provided below the rotating disk (5), the detection shell (3) includes an outer cover shell (12), the surface of the clamping block (6) is movably mounted inside the outer cover shell (12), a sealing material (19) is provided at the end corner of the bottom of the inner cavity of the outer cover shell (12), an extrusion mechanism (13) is provided on the inner wall of the outer cover shell (12), and the extrusion mechanism (13) is located directly above the sealing material (19), and a supporting mechanism (4) is provided on the side of the detection shell (3).

2. The permeability detection equipment for port asphalt roads according to claim 1 is characterized in that: A water storage pipe (7) is provided above the rotating disk (5), and a scale is provided on the surface of the water storage pipe (7). Leakage holes are provided at the centers of the rotating disk (5) and the inside of the clamping block (6), and the leakage holes are connected to the water storage pipe (7).

3. The permeability detection equipment for port asphalt roads according to claim 1 is characterized in that: The surface of the clamping block (6) is provided with a threaded surface, the inner wall of the outer cover shell (12) is provided with a threaded groove corresponding to the threaded surface, and the clamping block (6) is connected to the threaded groove and the outer cover shell (12) via the threaded surface.

4. The permeability detection equipment for port asphalt roads according to claim 1 is characterized in that: A plug ring (8) is fixedly mounted on the bottom of the clamping block (6), an auxiliary ring (9) is provided below the plug ring (8), a receiving groove (10) is provided on the top of the auxiliary ring (9), the bottom of the plug ring (8) is movably clamped in the receiving groove (10), and the extrusion mechanism (13) and the sealing material (19) are located between the outer wall of the auxiliary ring (9) and the inner wall of the outer cover shell (12).

5. The permeability detection equipment for port asphalt roads according to claim 4 is characterized in that: A protruding rod is provided on the surface of the plug ring (8) close to the top end, and a sealing ring (11) is connected to the end of the protruding rod. The sealing ring (11) is close to the extrusion mechanism (13).

6. The permeability testing equipment for port asphalt roads according to claim 4, characterized in that: The extrusion mechanism (13) includes an extension block (14), which is fixedly mounted on the inner wall of the outer cover shell (12); an extrusion ring (15) is movably provided below the extension block (14); a pressure rod (16) is fixedly provided on the top of the extrusion ring (15); the surface of the pressure rod (16) movably passes through the extension block (14); a pressure head (17) is fixedly mounted on the top of the pressure rod (16); a tension spring (18) is provided on the top of the extrusion ring (15); and the top end of the tension spring (18) is connected to the extension block (14).

7. The permeability testing equipment for port asphalt roads according to claim 1, characterized in that: The sealing material (19) is a special sealant, and the sealant is filled in a plastic film and rolled into a circle.

8. The permeability testing equipment for port asphalt roads according to claim 1, characterized in that: The support mechanism (4) comprises a support frame (20), the support frame (20) being fixedly connected to the outer cover shell (12), a threaded rod (21) being mounted perpendicularly to the ground at the other end of the support frame (20), and a universal wheel being provided at the bottom of the threaded rod (21).

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