Bituminous pavement defect detection device

Abstract

The utility model discloses an asphalt pavement defect detection device, which belongs to the technical field of asphalt pavements, and adopts the technical scheme that the asphalt pavement defect detection device comprises a fixed disc and a detection mechanism, a fixed frame is bolted on the surface of the fixed disc, and the fixed disc can be matched with the fixed frame to support the detection mechanism by arranging the fixed disc and the detection mechanism; the fixing frame can be matched with the guide wheel to drive the fixing disc to move, so that the water storage barrel can rotate along the fixing disc, the measuring cylinder can be matched with the water guide pipe, liquid for measurement is injected into the water storage barrel, the water storage barrel can be matched with the drainage hole, the liquid for measurement is conveyed into the flexible water bag, and the flexible water bag can be matched with the measuring cylinder. When the flexible water bag is in contact with the sunken part of the asphalt pavement, liquid in the measuring cylinder can be taken away because the flexible water bag is in contact with the sunken part, so that the position of the horizontal plane in the measuring cylinder is changed, and a user can observe the position of the horizontal plane in the measuring cylinder to count the defect quantity of the sunken part.

Description

Technical Field

[0001] The utility model relates to the technical field of asphalt pavement, in particular to an asphalt pavement defect detection device. Background Art

[0002] Asphalt pavement defect detection equipment is a special equipment used to detect and evaluate asphalt pavement defects. During use, asphalt pavement will be affected by vehicle flow, climate change and other external factors, and various defects may occur, such as cracks, potholes and deformation. If these defects are not discovered and repaired in time, they will affect traffic safety and road service life.

[0003] At present, a Chinese utility model with publication number: CN211898103U discloses an asphalt pavement crack detection device, including a base plate, a box body is fixedly connected to the upper surface of the base plate, a working chamber is arranged inside the box body, an adjustment chamber is arranged inside the box body, and a fixed frame is fixedly connected inside the working chamber; this utility model, by setting a double-axis motor, when the staff uses the device to detect the asphalt pavement, the staff only needs to start the double-axis motor through the control switch, and under the cooperation of the first bevel gear and the second bevel gear, the second rotating shaft can drive the cleaning brush to rotate, thereby achieving the purpose of cleaning the asphalt pavement, and by setting a blower, after the cleaning brush cleans the asphalt pavement, under the action of the blower, the gas can pass through the nozzle to blow away the impurities cleaned by the cleaning brush, so that the laser rangefinder can accurately detect the asphalt pavement.

[0004] When inspecting defects on asphalt pavement, defect detection equipment is used to inspect the asphalt pavement, and asphalt pavement defect detection device is one of them. However, when inspecting depressions on asphalt pavement, existing asphalt pavement detection devices lack a structure for detecting defects in multiple irregular asphalt pavements. Therefore, it is impossible to quickly detect and count the defects in multiple irregular asphalt pavements, which reduces the efficiency of quickly counting depressions on asphalt pavement. Utility Model Content

[0005] The utility model provides an asphalt pavement defect detection device, which aims to solve the problem that the existing asphalt pavement detection device lacks a structure for detecting the amount of defects of multiple irregular asphalt pavements when detecting asphalt pavement depressions, so it is impossible to quickly detect and count the amount of defects of multiple irregular asphalt pavements, thereby reducing the efficiency of limited rapid statistics of asphalt pavement depressions.

[0006] The utility model is implemented as follows: an asphalt pavement defect detection device comprises a fixed plate and a detection mechanism, the surface of the fixed plate is bolted with a fixed frame, the bottom of the fixed frame is rotatably connected with a guide wheel, the top of the fixed plate is connected with a measuring cylinder, the bottom of the measuring cylinder is connected with a water diversion pipe, the left side of the water diversion pipe is connected with the detection mechanism, and the two sides of the detection mechanism are rotatably connected with the side opposite to the fixed plate;

[0007] The detection mechanism includes a water storage cylinder, a drainage hole and a flexible water bag. Both sides of the water storage cylinder are rotatably connected to the side opposite to the fixed plate, the right side of the water storage cylinder is connected to the left side of the water diversion pipe, the drainage hole is opened on the surface of the water storage cylinder, the flexible water bag is clamped on the surface of the water storage cylinder, and the flexible water bag is connected to the drainage hole on the right side of the side close to the drainage hole.

[0008] In order to protect the measuring cylinder, as a preferred asphalt pavement defect detection device of the utility model, a protective cover is clamped on the top of the measuring cylinder, and the surface of the protective cover is coated with a waterproof coating.

[0009] In order to protect the guide wheel, as a preferred asphalt pavement defect detection device of the utility model, the surface of the guide wheel is provided with a protective ring, and the surface of the protective ring is engraved with anti-skid patterns.

[0010] In order to increase the structural stability of the fixing frame, as a preferred asphalt pavement defect detection device of the utility model, a reinforcing rod is bolted to the bottom of the fixing frame, and the surface of the reinforcing rod is coated with an anti-corrosion paint.

[0011] In order to increase the structural stability of the water diversion pipe, as a preferred asphalt pavement defect detection device of the utility model, a fixed ring plate is clamped on the surface of the water diversion pipe, and the right side of the fixed ring plate is bolted to the right side of the inner side of the fixed plate.

[0012] In order to increase the tightness of the water pipe connection, as a preferred asphalt pavement defect detection device of the utility model, a sealing ring is clamped on the right side of the water storage cylinder, and the right side of the sealing ring is connected to the left side of the water pipe.

[0013] In order to increase the rotational flexibility of the water storage cylinder, as a preferred asphalt pavement defect detection device of the utility model, the right side of the water storage cylinder is rotatably connected to a sliding ring, and the right side of the sliding ring is slidably connected to the left side of the fixed plate.

[0014] In order to achieve the effect of protecting the flexible water bag, as a preferred asphalt pavement defect detection device of the utility model, the surface of the flexible water bag is clamped with a protective sleeve, and the surface of the protective sleeve is engraved with diffusion patterns.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The asphalt pavement defect detection device is provided with a fixed plate and a detection mechanism. The fixed plate can cooperate with a fixed frame to support the detection mechanism. The fixed frame can cooperate with a guide wheel to drive the fixed plate to move, so that the water storage cylinder can rotate along the fixed plate. The measuring cylinder can cooperate with a water pipe to inject a measuring liquid into the water storage cylinder. The water storage cylinder can cooperate with a drainage hole to transport the measuring liquid into a flexible water bag. The flexible water bag can cooperate with the measuring cylinder. When the flexible water bag contacts a depression of the asphalt pavement, the flexible water bag will take away the liquid in the measuring cylinder due to the contact with the depression, thereby changing the position of the horizontal plane in the measuring cylinder, so that the user can observe the position of the horizontal plane in the measuring cylinder to count the defect amount of the depression, and the flexible water bag can continuously measure the depression of the asphalt pavement in real time as the fixed plate moves, thereby improving the efficiency of counting the depression defect amount of the asphalt pavement. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the overall structural diagram of the asphalt pavement defect detection device of the utility model;

[0018] Figure 2 It is a structural schematic diagram of the protective ring in the utility model;

[0019] Figure 3 It is a structural schematic diagram of the fixed ring plate in the utility model;

[0020] Figure 4 It is a structural schematic diagram of the detection mechanism in the utility model.

[0021] In the figure, 1. fixed plate; 2. fixed frame; 3. guide wheel; 4. measuring cylinder; 5. water pipe; 6. detection mechanism; 601. water storage cylinder; 602. drainage hole; 603. flexible water bag; 7. protective cover; 8. protective ring; 9. reinforcing rod; 10. fixed ring plate; 11. sealing ring; 12. sliding ring; 13. protective sleeve. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0023] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0024] See also Figure 1-4 The utility model provides a technical solution: an asphalt pavement defect detection device, comprising a fixed plate 1 and a detection mechanism 6, a fixed frame 2 is bolted to the surface of the fixed plate 1, a guide wheel 3 is rotatably connected to the bottom of the fixed frame 2, a measuring cylinder 4 is connected to the top of the fixed plate 1, a water diversion pipe 5 is connected to the bottom of the measuring cylinder 4, the left side of the water diversion pipe 5 is connected to the detection mechanism 6, and both sides of the detection mechanism 6 are rotatably connected to the side opposite to the fixed plate 1;

[0025] The detection mechanism 6 includes a water storage cylinder 601, a drainage hole 602 and a flexible water bag 603. Both sides of the water storage cylinder 601 are rotatably connected to the side opposite to the fixed plate 1. The right side of the water storage cylinder 601 is connected to the left side of the water guide pipe 5. The drainage hole 602 is opened on the surface of the water storage cylinder 601. The flexible water bag 603 is clamped on the surface of the water storage cylinder 601. The side of the flexible water bag 603 close to the drainage hole 602 is connected to the right side drainage hole 602.

[0026] In this embodiment: by setting a fixed disk 1 and a detection mechanism 6, the fixed disk 1 can cooperate with the fixed frame 2 to support the detection mechanism 6, the fixed frame 2 can cooperate with the guide wheel 3 to drive the fixed disk 1 to move, so that the water storage cylinder 601 can rotate along the fixed disk 1, the measuring cylinder 4 can cooperate with the water pipe 5 to inject the measuring liquid into the water storage cylinder 601, the water storage cylinder 601 can cooperate with the drainage hole 602 to transport the measuring liquid to the flexible water bag 603, the flexible water bag 603 can cooperate with the measuring cylinder 4, when the flexible water bag 603 contacts the depression of the asphalt pavement, the flexible water bag 603 contacts the depression and takes away the liquid in the measuring cylinder 4, thereby changing the position of the horizontal plane in the measuring cylinder 4, so that the user can observe the position of the horizontal plane in the measuring cylinder 4 to count the defect amount in the depression, and the flexible water bag 603 can continuously measure the depression of the asphalt pavement in real time as the fixed disk 1 moves, thereby improving the efficiency of counting the defect amount of the depression of the asphalt pavement.

[0027] As a technical optimization solution of the utility model, a protective cover 7 is clamped on the top of the measuring cylinder 4, and the surface of the protective cover 7 is coated with a waterproof coating.

[0028] In this embodiment, the protective cover 7 can cooperate with the measuring cylinder 4 to protect the top of the measuring cylinder 4 and prevent the liquid in the measuring cylinder 4 from accidentally flowing out.

[0029] As a technical optimization solution of the present utility model, a protective ring 8 is sleeved on the surface of the guide wheel 3, and the surface of the protective ring 8 is engraved with anti-skid patterns.

[0030] In this embodiment: by providing the protection ring 8, the guide wheel 3 can be matched to protect the surface of the guide wheel 3, and the anti-skid pattern can further increase the stability of the protection ring 8 when it contacts the asphalt road surface.

[0031] As a technical optimization solution of the utility model, a reinforcing rod 9 is bolted to the bottom of the fixing frame 2, and the surface of the reinforcing rod 9 is coated with an anti-corrosion paint.

[0032] In this embodiment: by providing the reinforcing rod 9, it can cooperate with the fixing frame 2 to further increase the structural stability of the fixing frame 2, and the anti-corrosion coating can further increase the corrosion resistance of the reinforcing rod 9 to prevent moisture and corrosive substances in the air from corroding the reinforcing rod 9.

[0033] As a technical optimization solution of the utility model, a fixed ring plate 10 is clamped on the surface of the water diversion pipe 5 , and the right side of the fixed ring plate 10 is bolted to the right side of the inner side of the fixed plate 1 .

[0034] In this embodiment, by providing a fixed ring plate 10 , it can cooperate with the water diversion pipe 5 to limit the position of the water diversion pipe 5 , and further increase the stability of the water diversion pipe 5 when connected to the fixed plate 1 .

[0035] As a technical optimization solution of the present invention, a sealing ring 11 is clamped on the right side of the water storage cylinder 601 , and the right side of the sealing ring 11 is connected to the left side of the water diversion pipe 5 .

[0036] In this embodiment, a sealing ring 11 is provided to cooperate with the water storage cylinder 601 to further seal the connection between the water diversion pipe 5 and the water storage cylinder 601 , thereby improving the airtightness when the water storage cylinder 601 and the water diversion pipe 5 are connected.

[0037] As a technical optimization solution of the utility model, the right side of the water storage cylinder 601 is rotatably connected with a sliding ring 12, and the right side of the sliding ring 12 is slidably connected to the left side of the fixed plate 1.

[0038] In this embodiment, the sliding ring 12 can cooperate with the water storage cylinder 601 to provide auxiliary support for the contact point between the water storage cylinder 601 and the fixed plate 1, thereby further increasing the flexibility of the water storage cylinder 601 when rotating in the fixed plate 1.

[0039] As a technical optimization solution of the present invention, a protective sleeve 13 is clamped on the surface of the flexible water bag 603, and diffusion patterns are engraved on the surface of the protective sleeve 13.

[0040] In this embodiment: by providing a protective sleeve 13, it can cooperate with the flexible water bag 603 to protect the surface of the flexible water bag 603 to avoid being punctured or cut by sharp objects, and the diffusion pattern can further increase the contact range between the flexible water bag 603 and the depression.

[0041] Working principle: First, connect the top of the measuring cylinder 4 to the external measuring liquid delivery device, and inject the measuring liquid into the measuring cylinder 4, then the measuring liquid will flow into the water storage cylinder 601 along the water guide pipe 5, and then the measuring liquid will flow into the flexible water bag 603 through the drainage hole 602, until the flexible water bag 603 is filled, and a part of the measuring liquid remains in the measuring cylinder 4, then the user pushes the fixed plate 1 to move toward the defect of the asphalt pavement, then the fixed plate 1 will move with the guide wheel 3 on the fixed frame 2, and the water storage cylinder 601 will rotate with the movement of the fixed plate 1 , and the flexible water bag 603 is driven when rotating, the bottom of the flexible water bag 603 will fit with the asphalt road surface until it contacts the depression of the asphalt road surface, the flexible water bag 603 will fit with the depression due to its own soft characteristics, the bottom of the flexible water bag 603 will also deform with the depression, the liquid in the flexible water bag 603 will change position due to the deformation, the liquid in the measuring cylinder 4 will also change position with the liquid in the flexible water bag 603, at this time, the user observes the horizontal plane position of the liquid in the measuring cylinder 4, and can count the defects of the current asphalt road surface.

[0042] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An asphalt pavement defect detection device, comprising a fixed plate (1) and a detection mechanism (6), characterized in that: The surface of the fixed disk (1) is bolted with a fixed frame (2), the bottom of the fixed frame (2) is rotatably connected to a guide wheel (3), the top of the fixed disk (1) is connected to a measuring cylinder (4), the bottom of the measuring cylinder (4) is connected to a water diversion pipe (5), the left side of the water diversion pipe (5) is connected to a detection mechanism (6), and both sides of the detection mechanism (6) are rotatably connected to the side opposite to the fixed disk (1); The detection mechanism (6) comprises a water storage cylinder (601), a drainage hole (602) and a flexible water bag (603); the two sides of the water storage cylinder (601) are rotatably connected to a side opposite to the fixed plate (1); the right side of the water storage cylinder (601) is connected to the left side of the water diversion pipe (5); the drainage hole (602) is formed on the surface of the water storage cylinder (601); the flexible water bag (603) is snap-connected to the surface of the water storage cylinder (601); and the side of the flexible water bag (603) close to the drainage hole (602) is connected to the right drainage hole (602).

2. The asphalt pavement defect detection device according to claim 1, characterized in that: A protective cover (7) is clamped on the top of the measuring cylinder (4), and a surface of the protective cover (7) is coated with a waterproof coating.

3. The asphalt pavement defect detection device according to claim 1, characterized in that: The surface of the guide wheel (3) is sleeved with a protective ring (8), and the surface of the protective ring (8) is engraved with anti-slip patterns.

4. The asphalt pavement defect detection device according to claim 1, characterized in that: A reinforcing rod (9) is bolted to the bottom of the fixing frame (2), and the surface of the reinforcing rod (9) is coated with an anti-corrosion paint.

5. The asphalt pavement defect detection device according to claim 1, characterized in that: A fixed ring plate (10) is clamped on the surface of the water diversion pipe (5), and the right side of the fixed ring plate (10) is bolted to the right side of the inner side of the fixed plate (1).

6. The asphalt pavement defect detection device according to claim 1, characterized in that: A sealing ring (11) is clamped on the right side of the water storage cylinder (601), and the right side of the sealing ring (11) is connected to the left side of the water diversion pipe (5).

7. The asphalt pavement defect detection device according to claim 1, characterized in that: The right side of the water storage cylinder (601) is rotatably connected to a sliding ring (12), and the right side of the sliding ring (12) is slidably connected to the left side of the fixed plate (1).

8. The asphalt pavement defect detection device according to claim 1, characterized in that: A protective sleeve (13) is clamped onto the surface of the flexible water bag (603), and diffusion patterns are engraved on the surface of the protective sleeve (13).

Images