Asphalt concrete permeability coefficient detection device

Abstract

The utility model relates to the technical field of permeability coefficient detection, and discloses an asphalt concrete permeability coefficient detection device which comprises a water tank, a bearing plate is fixedly installed on the other side of the water tank close to the bottom, a measuring cup is arranged on the top of the bearing plate, and a supporting plate is fixedly installed on the other side of the water tank close to the middle position. A round hole is formed in the top of the supporting plate, a funnel is fixedly installed in an inner cavity of the round hole, a supporting assembly is arranged at the top of the supporting plate, and an adjusting assembly is arranged at the position, close to one side, of the top of the supporting plate. A threaded sleeve B which is in threaded connection with the periphery of a threaded rod B can move downwards under the limitation of a limiting block B and a limiting rod B, so that a movable plate fixed on the threaded rod B can move downwards to be close to asphalt concrete, and the influence on the precision of subsequent permeability coefficient detection due to water drop splashing during permeability coefficient detection is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to water permeability coefficient detection technical field, concretely is asphalt concrete water permeability coefficient detection device. BACKGROUND

[0002] Asphalt concrete is commonly known as asphalt concrete, artificial selection and matching of mineral aggregate with certain gradation, crushed gravel, stone chips or sand, mineral powder, etc. are mixed with a certain proportion of road asphalt material under strict control conditions to form a mixture.

[0003] The water permeable asphalt concrete has good air permeability and water permeability, which can effectively reduce the surface layer temperature of the road surface, slow down the urban heat island effect, effectively regulate the urban ecological balance, and the water permeable concrete needs to be detected in use. When detecting the water permeability of asphalt concrete, water is added to the concrete through the water inlet pipe, but the height of the water inlet pipe is fixed. When detecting the water permeability, the water droplets on the concrete are easy to splash around, thereby reducing the accuracy of the water permeability detection.

[0004] Therefore, the asphalt concrete water permeability coefficient detection device is proposed to solve the problems in the above. SUMMARY

[0005] The utility model discloses a kind of asphalt concrete water permeability coefficient detection devices, to solve the problems in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: asphalt concrete water permeability coefficient detection device, including water tank, fixed mounting is carried on the other side near the bottom of water tank Weight plate, the top of weight plate is provided with measuring cup, the other side near the middle position of water tank is fixedly installed with support plate, the top of support plate is provided with round hole, and the inner cavity of round hole is fixedly installed with hopper, the top of support plate is provided with support assembly, the top of support plate is provided with adjusting assembly near one side, the other side of water tank is provided with movable plate, the top of water tank is fixedly installed with water pump near the other side, and the inlet of water pump is inserted with elbow pipe, and the bottom of elbow pipe penetrates the inner cavity top of water tank, the outlet of water pump is fixedly installed with water inlet pipe, and the bottom of water inlet pipe penetrates the top of movable plate;

[0007] The adjusting assembly includes a vertical plate fixedly installed on the top of the support plate near one side and a worm penetrating through one side of the vertical plate, the end of the worm is fixedly installed with a knob B, the front side of the worm is engaged with a worm gear near one end, and the top of the worm gear is provided with a threaded rod B penetratingly, the other side of the water tank is fixedly installed with a connecting block near the top, and the top end and bottom end of the threaded rod B are rotatably connected with the connecting block and the support plate respectively, the outer periphery of the threaded rod B is threadedly connected with a threaded sleeve B near the top end, and the other side of the threaded sleeve B is fixedly connected with the movable plate.

[0008] Preferably, one side of the threaded sleeve B is fixedly provided with a limiting block B, the top of the limiting block B is movably penetrated by a limiting rod B, and the top end and the bottom end of the limiting rod B are fixedly connected with a connecting block and a supporting plate respectively.

[0009] Preferably, the supporting assembly comprises a rectangular plate fixedly provided on the top of the supporting plate near both sides, and a threaded rod A rotatably connected on the other side, the other end of the threaded rod A is movably penetrated through the side away from the rectangular plate, and a knob A is fixedly provided on the other end of the threaded rod A, the outer periphery of the threaded rod A near both sides is threadedly connected with a threaded sleeve A, the front side of the threaded sleeve A is fixedly provided with an L-shaped supporting plate, and the opposite side of the L-shaped supporting plate is provided with a soft pad.

[0010] Preferably, the rear side of the threaded sleeve A is fixedly provided with a limiting block A, and the opposite sides of the limiting block A are movably penetrated by a limiting rod A, and the two ends of the limiting rod A are fixedly connected with the rectangular plate.

[0011] Preferably, the opposite sides of the L-shaped supporting plate are provided with a sliding groove, and the inner cavity of the sliding groove is slidably connected with a sliding block, and the opposite sides of the sliding block are fixedly connected with adjacent soft pads respectively.

[0012] Preferably, the side away from the sliding block is provided with a clamping groove, and the inner cavity of the clamping groove is movably inserted with a T-shaped arc-shaped block, the side away from the L-shaped supporting plate is provided with a long groove, and the top and the bottom of the T-shaped arc-shaped block are slidably connected in the inner cavity of the long groove, and the side away from the T-shaped arc-shaped block is fixedly provided with a T-shaped pull rod.

[0013] Preferably, the outer periphery of the T-shaped pull rod near the middle position is movably sleeved with a fixing block, and the top and the bottom of the fixing block are fixedly connected with the inner cavity top and the inner cavity bottom of the long groove respectively, the opposite sides of the fixing block near the top and the bottom are fixedly provided with an extension rod, the ends of the extension rod are fixedly connected with adjacent T-shaped arc-shaped blocks, the outer periphery of the extension rod is movably sleeved with a spring, and the two ends of the spring are fixedly connected with adjacent fixing blocks and T-shaped arc-shaped blocks.

[0014] Compared with the prior art, the present application has the following advantages:

[0015] 1. When detecting the water permeability coefficient of asphalt concrete, the threaded sleeve B threadedly connected on the outer periphery of the threaded rod B can be moved downward under the limiting of the limiting block B and the limiting rod B under the cooperation of the adjusting assembly, so that the movable plate fixed on the threaded rod B can be moved downward and close to the asphalt concrete, thereby avoiding water droplets splashing during the detection of the water permeability coefficient and affecting the accuracy of subsequent detection of the water permeability coefficient.

[0016] 2、In the support of asphalt concrete, the two threaded sleeves A connected with threaded rod A can move to the opposite side under the limiting of limiting block A and limiting rod A in the matching use of the support assembly, and then the two L-shaped supporting plates can move to the opposite side, so that the asphalt concrete to be detected can be limited, the water drop side leakage of the asphalt concrete is avoided, and the effect of water permeability performance detection is affected. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a sectional view of the utility model;

[0018] Figure 2 It is a local plan view of the support plate of the utility model;

[0019] Figure 3 It is a Figure 1 Enlarged view of A in the middle;

[0020] Figure 4 It is a Figure 1 Enlarged view of B in the middle;

[0021] Figure 5 It is a Figure 1 Enlarged view of C in the middle;

[0022] Figure 6 It is a Figure 5 Enlarged view of D in the middle;

[0023] Figure 7 It is a Figure 2 Enlarged view of E in the middle.

[0024] In the drawing: 1, water tank; 2, bearing plate; 3, measuring cup; 4, support plate; 5, funnel; 6, water pump; 7, movable plate; 8, water inlet pipe; 9, rectangular plate; 10, threaded rod A; 11, knob A; 12, threaded sleeve A; 13, limiting block A; 14, limiting rod A; 15, L-shaped supporting plate; 16, soft pad; 17, sliding block; 18, T-shaped arc block; 19, fixed block; 20, telescopic rod; 21, spring; 22, T-shaped pull rod; 23, stand plate; 24, worm; 25, knob B; 26, worm wheel; 27, threaded rod B; 28, threaded sleeve B; 29, limiting block B; 30, limiting rod B; 31, connecting block. DETAILED DESCRIPTION

[0025] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application. Embodiments

[0026] Please refer to Figures 1-7 , the asphalt concrete water permeability coefficient detection device, including water tank 1, water tank 1 has a scale line, the other side of water tank 1 near the bottom fixedly installed with bearing plate 2, the top of bearing plate 2 is provided with measuring cup 3, measuring cup 3 has a scale line, the other side of water tank 1 near the middle position fixedly installed with support plate 4, the top of support plate 4 is provided with a round hole, and the inner cavity of the round hole is fixedly installed with funnel 5, the top of support plate 4 is provided with support assembly, the top of support plate 4 is provided with adjusting assembly near one side, the other side of water tank 1 is provided with movable plate 7, the top of water tank 1 is fixedly installed with water pump 6 near the other side, and the water inlet end of water pump 6 is inserted with a bend pipe, and the bottom end of the bend pipe penetrates the inner cavity top of water tank 1, the water outlet end of water pump 6 is fixedly installed with water inlet pipe 8, and the bottom end of water inlet pipe 8 penetrates the top of movable plate 7;According to the water quantity injected into the asphalt concrete and the water quantity collected by measuring cup 3, the water permeability coefficient of the asphalt concrete can be detected.

[0027] The adjusting assembly comprises a vertical plate 23 fixedly installed on the top of the support plate 4 near one side and a worm 24 movably penetrating one side of the vertical plate 23, the end of the worm 24 is fixedly installed with a knob B 25, the front side of the worm 24 is engaged with a worm gear 26 near one end, and the top of the worm gear 26 is provided with a threaded rod B 27, the other side of the water tank 1 is fixedly installed with a connecting block 31 near the top, and the top end and the bottom end of the threaded rod B 27 are respectively rotatably connected with the connecting block 31 and the support plate 4, the outer periphery of the threaded rod B 27 is threadedly connected with a threaded sleeve B 28 near the top end, and the other side of the threaded sleeve B 28 is fixedly connected with the movable plate 7.

[0028] Specifically, when detecting the water permeability coefficient of the asphalt concrete, the threaded sleeve B 28 threadedly connected with the outer periphery of the threaded rod B 27 can be moved downward under the limitation of the limiting block B 29 and the limiting rod B 30 under the cooperation of the adjusting assembly, so that the movable plate 7 fixedly installed on the threaded rod B 27 can be moved downward and close to the asphalt concrete, thereby avoiding water droplets splashing during the water permeability coefficient detection, and affecting the accuracy of subsequent water permeability coefficient detection.

[0029] One side of the threaded sleeve B 28 is fixedly installed with a limiting block B 29, the top of the limiting block B 29 movably penetrates a limiting rod B 30, and the top end and the bottom end of the limiting rod B 30 are respectively fixedly connected with the connecting block 31 and the support plate 4.

[0030] Specifically, the limiting block B29 and the limiting rod B30 are arranged to limit the movement of the threaded sleeve B28. Embodiments

[0031] This embodiment is an improvement based on Embodiment 1. Specifically, refer to Figure 1 、 Figure 2 Figure 5 、 Figure 6 and Figure 7 The support assembly comprises a rectangular plate 9 fixedly installed on the top of the support plate 4 near both sides and a threaded rod A10 rotatably connected at the other side, the other end of the threaded rod A10 movably penetrates through the side away from the rectangular plate 9, and a knob A11 is fixedly installed, the outer periphery of the threaded rod A10 is threadedly connected with a limiting rod A14 near both sides, the front side of the limiting rod A14 is fixedly installed with an L-shaped supporting plate 15, and the opposite side of the L-shaped supporting plate 15 is provided with a soft pad 16.

[0032] Specifically, when supporting the asphalt concrete, the two threaded sleeves A12 threadedly connected with the threaded rod A10 can move to the opposite side under the limiting of the limiting block A13 and the limiting rod A14 under the cooperation of the support assembly, and then the two L-shaped supporting plates 15 can move to the opposite side, so that the asphalt concrete to be detected can be limited, and the inclination and side leakage of water droplets are avoided, and the effect of water permeability detection is affected.

[0033] The rear side of the threaded sleeve A12 is fixedly installed with a limiting block A13, and the opposite side of the limiting block A13 movably penetrates through the limiting rod A14, and the two ends of the limiting rod A14 are fixedly connected with the rectangular plate 9.

[0034] Specifically, the limiting block A13 and the limiting rod A14 are arranged to limit the movement of the threaded sleeve A12.

[0035] The opposite side of the L-shaped supporting plate 15 is provided with a sliding groove, and the inner cavity of the sliding groove is slidably connected with a sliding block 17, and the opposite side of the sliding block 17 is fixedly connected with the adjacent soft pad 16.

[0036] Specifically, the sliding block 17 is slidably connected in the inner cavity of the sliding groove, which can facilitate the replacement of the damaged soft pad 16, and the soft pad 16 can fix and stabilize the asphalt concrete.

[0037] The side away from the sliding block 17 is provided with a clamping groove, and the inner cavity of the clamping groove is movably inserted with a T-shaped arc block 18, the side away from the L-shaped supporting plate 15 is provided with a long groove, and the top and bottom of the T-shaped arc block 18 are slidably connected in the inner cavity of the long groove, and the side away from the T-shaped arc block 18 is fixedly installed with a T-shaped pull rod 22.

[0038] Specifically, the sliding block 17 is limited by arranging the T-shaped arc-shaped block 18.

[0039] The outer periphery of the T-shaped pull rod 22 is movably sleeved with a fixed block 19 near the middle position, and the top and bottom of the fixed block 19 are fixedly connected with the inner cavity top and bottom of the long slot, respectively, and the opposite sides of the fixed block 19 are fixedly installed with telescopic rods 20 near the top and bottom, respectively, and the ends of the telescopic rods 20 are fixedly connected with the adjacent T-shaped arc-shaped blocks 18, respectively, and the outer periphery of the telescopic rod 20 is movably sleeved with a spring 21, and the two ends of the spring 21 are fixedly connected with the adjacent fixed block 19 and T-shaped arc-shaped block 18, respectively.

[0040] Specifically, the telescopic rod 20 and the spring 21 are arranged to stably insert the T-shaped arc-shaped block 18 in the inner cavity of the clamping groove.

[0041] Working principle: in use, the asphalt concrete to be detected is provided with a hole at the top, and is placed at the opposite side of the L-shaped supporting plate 15, then rotating the knob A11 can make the threaded rod A10 fixed on the knob A11 rotate, the outer periphery of the threaded rod A10 is provided with opposite external threads near the two ends, so that the threaded sleeve A12 threaded on the threaded rod A10 can move to the opposite side under the limiting of the limiting block A13 and the limiting rod A14, so that the L-shaped supporting plate 15 fixed on the threaded sleeve A12 can limit the asphalt concrete to be detected, and prevent it from accidentally falling down, and the water in the inner cavity of the hole is prevented from spilling out, then rotating the knob B25 can make the worm 24 fixed on the knob B25 rotate, so that the worm wheel 26 engaged with the worm 24 can rotate, so that the threaded rod B27 can rotate, and the threaded sleeve B28 threaded on the outer periphery of the threaded rod B27 can move downward under the limiting of the limiting block B29 and the limiting rod B30, so that the movable plate 7 fixed on the threaded sleeve B28 can move downward, then starting the water pump 6 can inject water into the hole through the water inlet pipe 8, so that the movable plate 7 fixed on the threaded rod B27 can move downward and approach the asphalt concrete, avoiding water droplets splashing during the water permeability coefficient detection, and affecting the accuracy of subsequent water permeability coefficient detection.

[0042] The contents not described in detail in the specification belong to the prior art known to those skilled in the art.

[0043] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model shall be included in the protection scope of the utility model.

Claims

1. A device for measuring the permeability coefficient of asphalt concrete, comprising a water tank (1), characterized in that: The other side of the water tank (1) is fixedly installed with a bearing plate (2) near the bottom, the top of the bearing plate (2) is provided with a measuring cup (3), the other side of the water tank (1) is fixedly installed with a support plate (4) near the middle position, the top of the support plate (4) is provided with a round hole, and the inner cavity of the round hole is fixedly installed with a funnel (5), the top of the support plate (4) is provided with a supporting assembly, the top of the support plate (4) is provided with an adjusting assembly near one side, the other side of the water tank (1) is provided with a movable plate (7), the top of the water tank (1) is fixedly installed with a water pump (6) near the other side, and the water inlet end of the water pump (6) is inserted with a bend pipe, and the bottom end of the bend pipe penetrates the inner cavity top of the water tank (1), the water outlet end of the water pump (6) is fixedly installed with a water inlet pipe (8), and the bottom end of the water inlet pipe (8) penetrates the top of the movable plate (7); The adjusting assembly comprises a vertical plate (23) fixedly installed on the top of the support plate (4) near one side and a worm (24) movably penetrating one side of the vertical plate (23), the end of the worm (24) is fixedly installed with a knob B (25), the front side of the worm (24) is engaged with a worm gear (26) near one end, and the top of the worm gear (26) is provided with a threaded rod B (27) penetratingly, a connecting block (31) is fixedly installed on the other side of the water tank (1) near the top, and the top end and the bottom end of the threaded rod B (27) are rotatably connected with the connecting block (31) and the support plate (4) respectively, and the outer periphery of the threaded rod B (27) is threadedly connected with a threaded sleeve B (28) near the top end, and the other side of the threaded sleeve B (28) is fixedly connected with the movable plate (7).

2. The permeability coefficient detection device for asphalt concrete according to claim 1, characterized in that: One side of the threaded sleeve B (28) is fixedly installed with a limiting block B (29), the top of the limiting block B (29) movably penetrates a limiting rod B (30), and the top end and the bottom end of the limiting rod B (30) are fixedly connected with the connecting block (31) and the support plate (4) respectively.

3. The permeability testing device of claim 1, wherein: The supporting assembly comprises a rectangular plate (9) fixedly installed on the top of the support plate (4) near both sides and a threaded rod A (10) rotatably connected on the other side, the other end of the threaded rod A (10) movably penetrates the side away from the rectangular plate (9) and is fixedly installed with a knob A (11), the outer periphery of the threaded rod A (10) is threadedly connected with a threaded sleeve A (12) near both sides, the front side of the threaded sleeve A (12) is fixedly installed with an L-shaped supporting plate (15), and the opposite side of the L-shaped supporting plate (15) is provided with a soft pad (16).

4. The permeability coefficient detection device for asphalt concrete according to claim 3, characterized in that: The rear side of the threaded sleeve A (12) is fixedly installed with a limiting block A (13), and the opposite sides of the limiting block A (13) movably penetrate a limiting rod A (14) together, and the two ends of the limiting rod A (14) are fixedly connected with the rectangular plate (9) respectively.

5. The permeability testing device of claim 3, wherein: The opposite side of the L-shaped supporting plate (15) is provided with a sliding groove, and the inner cavity of the sliding groove is slidably connected with a sliding block (17), and the opposite sides of the sliding block (17) are fixedly connected with adjacent soft pads (16) respectively.

6. The permeability testing device of claim 5, wherein: The sliding blocks (17) are provided with clamping grooves on the sides away from each other, and T-shaped arc blocks (18) are movably inserted into the inner cavities of the clamping grooves, L-shaped supporting plates (15) are provided with long grooves on the sides away from each other, and the top and bottom of the T-shaped arc blocks (18) are slidably connected in the inner cavities of the long grooves, and T-shaped pull rods (22) are fixedly installed on the sides away from each other of the T-shaped arc blocks (18).

7. The permeability testing device of claim 6, wherein: The outer periphery of the T-shaped pull rod (22) is movably sleeved with a fixing block (19) near the middle position, and the top and bottom of the fixing block (19) are fixedly connected with the inner cavities of the long grooves, the opposite sides of the fixing block (19) are fixedly installed with telescopic rods (20) near the top and bottom, the ends of the telescopic rods (20) are fixedly connected with adjacent T-shaped arc blocks (18), the outer periphery of the telescopic rod (20) is movably sleeved with a spring (21), and the two ends of the spring (21) are fixedly connected with adjacent fixing blocks (19) and T-shaped arc blocks (18).

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