Highway pavement water permeability detection device

Abstract

The utility model belongs to the technical field of highway pavement detection, and particularly relates to a highway pavement water permeability detection device which comprises a frame, the inner side wall of the frame is slidably connected with a movable frame, and the inner side wall of the frame is rotatably connected with a threaded rod. When the device is used, the device is moved to a turbine belt on the edge of a road surface, the threaded rod is rotated to drive the movable frame to descend, the base makes contact with the ground, the material valve is opened, waterproof materials in the material box flow out through the discharging pipe and enter a gap between the base and the outer ring, and the gear is rotated to drive the gear ring to rotate; the waterproof material stacked at one position is spread out through cooperation of the rotating rod and the scraper blade, the sealing performance between the base and the ground is enhanced, manual smearing is not needed, time and labor are saved, the accuracy of the detection result is improved, the first water valve is opened, test water flows out through the water inlet pipe and is absorbed by the road surface, and the water seepage performance of the test point is calculated according to the water level falling time.

Description

TECHNICAL FIELD

[0001] The utility model relates to road surface detection technical field, concretely is a road surface water permeation performance detection device. BACKGROUND

[0002] With the development of transportation industry, the pavement drainage performance is paid more and more attention, and the drainage asphalt mixture and its construction technology are researched at home and abroad, and the accuracy of the pavement water permeation detection device becomes one of the key points of the traffic industry instrument measurement calibration and calibration technology research, because the asphalt pavement structure bears more severe water erosion than the road surface, the dynamic water pressure generated under the high-speed driving tire of the road surface water can directly penetrate the asphalt surface layer, in order to minimize the damage of the pavement structure layer, the pavement is required to have high water tightness and certain water resistance, and the size of the pavement water permeation coefficient is directly related to the traffic safety of the asphalt pavement in rainy days, generally, the pavement water permeation coefficient tester is used to measure the pavement water permeation coefficient.

[0003] The existing part directly places the base on the road surface, and the sealing property with the ground is poor, water is easy to flow out from the gap, thereby affecting the accuracy of the detection result, and the manual smearing of the waterproof material is time-consuming and laborious, which greatly reduces the detection efficiency.

[0004] Therefore, the utility model provides a road surface water permeation performance detection device. UTILITY MODEL CONTENTS

[0005] The utility model discloses a road surface water permeation performance detection device to solve the problems in the prior art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a road surface water permeation performance detection device, including the frame, the inner side wall sliding connection of frame has the moving frame, the inner side wall rotation connection of frame has the screw rod, the inner side wall screw connection of the outer side wall of screw rod with the inner side wall of moving frame, the upper surface fixed connection of moving frame has the measuring cylinder, the lower surface intercommunication of measuring cylinder has the water inlet pipe, the outer side wall installation of water inlet pipe has the first water valve, the outer side wall lower side fixed connection of water inlet pipe has the base, the outside of base is equipped with the outer ring, the inner side wall installation of measuring cylinder has the liquid level meter, the lower surface rotation connection of moving frame has the gear ring, the left side of gear ring is equipped with the gear, the gear is engaged with gear ring, the lower surface fixed connection of gear ring has the rotation rod, the lower end fixed connection of rotation rod has the scraper, the upper surface right side fixed connection of moving frame has the material box, the lower surface intercommunication of material box has the discharge pipe, the outer side wall installation of discharge pipe has the material valve.

[0007] As a further preferred of the technical solution: the lower surface of the frame is provided with a first motor, the output end of the first motor is fixedly connected to the lower end of the threaded rod, the upper surface of the moving frame is provided with a second motor at the right side, and the output end of the second motor is fixedly connected to the inner side wall of the gear.

[0008] As a further preferred of the technical solution: the upper surface of the frame is fixedly connected with a water tank, and the lower surface of the water tank is provided with a second water valve.

[0009] As a further preferred of the technical solution: a pair of first supporting rods are fixedly connected between the lower surface of the moving frame and the upper surface of the base, and four second supporting rods are fixedly connected between the lower surface of the moving frame and the upper surface of the outer ring.

[0010] As a further preferred of the technical solution: the lower surfaces of the base and the outer ring are both bonded with rubber pads.

[0011] As a further preferred of the technical solution: the inner side wall of the base is communicated with an exhaust pipe, and the outer side wall of the exhaust pipe is provided with a gas valve.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] In use, the device is moved to the wheel belt at the edge of the road surface, the threaded rod is rotated to drive the moving frame to descend, so that the base contacts the ground, the material valve is opened, the waterproof material in the material tank flows out through the discharge pipe and enters the gap between the base and the outer ring, the gear is rotated to drive the tooth ring to rotate, the waterproof material accumulated in one place is flattened through the cooperation of the rotating rod and the scraper, the sealing property between the base and the ground is strengthened, manual smearing is not needed, time and labor are saved, the accuracy of the detection result is improved, the first water valve is opened, the test water flows out through the water inlet pipe and is absorbed by the road surface, and the water seepage performance of the test point is calculated according to the water level falling time. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a front view structural schematic diagram of the utility model;

[0015] Figure 2 It is a sectional view structural schematic diagram of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the moving frame, the measuring cylinder and the liquid level meter in the utility model;

[0017] Figure 4 It is a structural schematic diagram of the tooth ring, the gear and the rotating rod in the utility model;

[0018] Figure 5 It is a structural schematic diagram of the water inlet pipe, the first supporting rod and the second supporting rod in the utility model.

[0019] Figure: 1, frame; 2, moving frame; 3, threaded rod; 4, measuring cylinder; 5, water inlet pipe; 6, first water valve; 7, base; 8, outer ring; 9, liquid level meter; 10, tooth ring; 11, gear; 12, rotating rod; 13, scraper; 14, material box; 15, discharge pipe; 16, material valve; 17, first motor; 18, second motor; 19, water tank; 20, second water valve; 21, first support rod; 22, second support rod; 23, rubber pad; 24, exhaust pipe; 25, air valve. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. The examples of the embodiments are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present application, and cannot be understood as a limitation on the present application. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0021] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "setting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0022] Please refer to Figures 1-5The utility model provides a technical scheme: a highway pavement water permeability detection device, including frame 1, the inner side wall sliding connection of frame 1 has moving frame 2, the inner side wall rotation of frame 1 is connected with screw rod 3, the outer side wall of screw rod 3 is connected with the inner side wall of moving frame 2 in screw thread, the upper surface fixed connection of moving frame 2 has measuring cylinder 4, the lower surface intercommunication of measuring cylinder 4 has water inlet pipe 5, and the outer side wall of water inlet pipe 5 is installed with first water valve 6, and the outer side wall downside fixed connection of water inlet pipe 5 has base 7, and the outside of base 7 is equipped with outer ring 8, and the inner side wall installation of measuring cylinder 4 has liquid level meter 9, and the lower surface rotation of moving frame 2 is connected with gear ring 10, and the left side of gear ring 10 is equipped with gear 11, and gear 11 is engaged with gear ring 10, and the lower surface fixed connection of gear ring 10 has rotary rod 12, and the lower end fixed connection of rotary rod 12 has scraper 13, and the upper surface right side fixed connection of moving frame 2 has material box 14, and the lower surface intercommunication of material box 14 has discharge pipe 15, and the outer side wall of discharge pipe 15 is installed with material valve 16;When using, the device is moved to the wheel machine belt at the edge of the road, and screw rod 3 is rotated to drive moving frame 2 to descend, so that base 7 contacts the ground, opens material valve 16, and waterproof material (butter) in material box 14 flows out through discharge pipe 15 into the gap between base 7 and outer ring 8, rotates gear 11 to drive gear ring 10 to rotate, and the waterproof material accumulated in one place is flattened by rotary rod 12 in cooperation with scraper 13, the sealing between base 7 and the ground is strengthened, manual application is not needed, time and effort are saved, and the accuracy of detection result is improved, first water valve 6 is opened, and test water (pure water) flows out through water inlet pipe 5 and is absorbed by the road, and the water permeability of the test point is calculated according to the water level drop time.

[0023] In the embodiment, specifically: the lower surface of frame 1 is installed with first motor 17, the output end of first motor 17 is fixedly connected to the lower end of screw rod 3, the upper surface right side of moving frame 2 is installed with second motor 18, and the output end of second motor 18 is fixedly connected to the inner side wall of gear 11; first motor 17 is used to drive the lifting of moving frame 2, and second motor 18 is used to drive the rotation of gear 11.

[0024] In the embodiment, specifically: the upper surface of frame 1 is fixedly connected with water tank 19, and the lower surface of water tank 19 is installed with second water valve 20; a large amount of test water is injected into water tank 19, which is convenient for water supply during multi-point testing, and water is injected into measuring cylinder 4 by controlling second water valve 20.

[0025] In the embodiment, specifically: a pair of first support rods 21 are fixedly connected between the lower surface of moving frame 2 and the upper surface of base 7, and four second support rods 22 are fixedly connected between the lower surface of moving frame 2 and the upper surface of outer ring 8; the first support rod 21 guarantees the connectivity between base 7 and moving frame 2, and the second support rod 22 guarantees the connectivity between outer ring 8 and moving frame 2.

[0026] In the embodiment, specifically: the base 7 and the lower surface of the outer ring 8 are bonded with rubber pads 23; the rubber pads 23 can improve the sealing of the base 7, the outer ring 8 and the ground, and reduce the penetration of the test water and the waterproof material.

[0027] In the embodiment, specifically: the inner side wall of the base 7 is communicated with an exhaust pipe 24, and the outer side wall of the exhaust pipe 24 is provided with an air valve 25; the exhaust pipe 24 is used for discharging gas in the space at the bottom of the base 7, and improves the experimental accuracy.

[0028] The working principle of the utility model is: when using, the device is moved to the wheel machine belt at the edge of the road surface, the threaded rod 3 is rotated to drive the moving frame 2 to descend, so that the base 7 contacts the ground, the material valve 16 is opened, the waterproof material (butter) in the material box 14 flows out through the discharge pipe 15 and enters the gap between the base 7 and the outer ring 8, the gear 11 is rotated to drive the gear ring 10 to rotate, the waterproof material accumulated in one place is flattened through the rotating rod 12 and the scraper 13, the sealing between the base 7 and the ground is strengthened, manual smearing is not needed, time and labor are saved, the accuracy of the detection result is improved, the first water valve 6 is opened, the test water (pure water) flows out through the water inlet pipe 5, the test water fills the space at the bottom of the base 7, the air is discharged through the exhaust pipe 24, the experimental accuracy is improved, when the exhaust pipe 24 has water flowing out, the air valve 25 and the first water valve 6 are closed, the water is supplemented into the measuring cylinder 4 through the control of the second water valve 20, the water level value in the measuring cylinder 4 is detected through the liquid level meter 9, the first water valve 6 is opened again and the timing is started, the test water is absorbed by the road surface, and the water seepage performance of the test point is calculated according to the water level falling time.

[0029] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A device for detecting the water permeability of a highway pavement, comprising a vehicle frame (1), characterized in that: The inner side wall of the frame (1) is slidably connected with a moving frame (2), the inner side wall of the frame (1) is rotatably connected with a threaded rod (3), the outer side wall of the threaded rod (3) is threadedly connected with the inner side wall of the moving frame (2), the upper surface of the moving frame (2) is fixedly connected with a measuring cylinder (4), the lower surface of the measuring cylinder (4) is communicated with a water inlet pipe (5), the outer side wall of the water inlet pipe (5) is provided with a first water valve (6), the lower side of the outer side wall of the water inlet pipe (5) is fixedly connected with a base (7), the outer side of the base (7) is provided with an outer ring (8), the inner side wall of the measuring cylinder (4) is mounted with a liquid level meter (9), the lower surface of the moving frame (2) is rotatably connected with a gear ring (10), the left side of the gear ring (10) is provided with a gear (11), the gear (11) is engaged with the gear ring (10), the lower surface of the gear ring (10) is fixedly connected with a rotating rod (12), the lower end of the rotating rod (12) is fixedly connected with a scraper (13), the upper surface of the moving frame (2) is fixedly connected with a material box (14) on the right side, the lower surface of the material box (14) is communicated with a discharge pipe (15), the outer side wall of the discharge pipe (15) is provided with a material valve (16).

2. The highway pavement water permeability detection device according to claim 1, characterized in that: The lower surface of the frame (1) is provided with a first motor (17), and the output end of the first motor (17) is fixedly connected to the lower end of the threaded rod (3); the upper surface of the moving frame (2) is provided with a second motor (18) on the right side, and the output end of the second motor (18) is fixedly connected to the inner side wall of the gear (11).

3. The highway pavement water permeability detection device according to claim 1, characterized in that: The upper surface of the frame (1) is fixedly connected with a water tank (19), and the lower surface of the water tank (19) is provided with a second water valve (20).

4. The highway pavement water permeability detection device according to claim 1, characterized in that: A pair of first supporting rods (21) are fixedly connected between the lower surface of the moving frame (2) and the upper surface of the base (7), and four second supporting rods (22) are fixedly connected between the lower surface of the moving frame (2) and the upper surface of the outer ring (8).

5. The highway pavement water permeability detection device according to claim 1, characterized in that: The lower surfaces of the base (7) and the outer ring (8) are adhered with rubber pads (23).

6. The highway pavement water permeability detection device according to claim 1, characterized in that: The inner side wall of the base (7) is communicated with an exhaust pipe (24), and the outer side wall of the exhaust pipe (24) is provided with an air valve (25).

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