Permeable concrete permeability performance testing machine

Abstract

The utility model belongs to the field of water permeability performance testing machines, and particularly relates to a pervious concrete water permeability performance testing machine which comprises a testing base. A concrete plate is arranged at the top end of the test base, and a fixed detection mechanism is arranged at the top end of the test base; the fixed detection mechanism comprises a first fixed block, the first fixed block is arranged at a position, close to the middle, of the rear end of the test base, and the front end of the first fixed block is fixedly connected with the rear end of a first rotating block; through the design of the fixed detection mechanism, the function of fixing the pervious concrete slab is achieved, and the problems that an existing testing machine is not provided with an assembly capable of effectively fixing the pervious concrete slab, when testing is conducted, shaking occurs, pervious concrete is very prone to moving in a storage frame, a large gap occurs, and the testing efficiency is affected are solved. Therefore, the water permeability of the pervious concrete slab cannot be effectively judged, and the stability of the pervious concrete slab is improved.

Description

Technical Field

[0001] The utility model relates to the field of water permeability testing machines, in particular to a water permeability testing machine for permeable concrete. Background Art

[0002] During road construction, permeable concrete is generally used to cast the ground. The most important thing about permeable concrete is its permeability. On rainy days, rainwater will flow into the ground through the permeable concrete, which can achieve drainage effects and avoid large amounts of water accumulation. Therefore, it is necessary to test the permeability of permeable concrete.

[0003] An existing permeable concrete water permeability testing machine can be specifically referred to as a permeable concrete water permeability testing device with application number: CN202221309069.9, which includes a supporting mechanism, a main body mechanism, an adjusting mechanism and a testing mechanism, wherein the main body mechanism is located at the upper end of the supporting mechanism, the adjusting mechanism is located at the left and right ends of the main body mechanism, and the testing mechanism is located at the lower part of the main body mechanism; the adjusting mechanism includes a magnetic slide, a magnetic slider and an adjusting block, wherein the magnetic slider is movably mounted on the inner side of the magnetic slide, and the adjusting block is fixedly mounted on the outer end of the magnetic slider. In the permeable concrete water permeability testing device, the magnetic slide and the magnetic slider connected by magnetic sliding can drive the storage frame to move up and down, which is convenient for the input and discharge of materials, and is flexible to use. The discharge of materials is not easy to affect the subsequent work, and the device detects the water permeability through a sensor, and the water permeability test has a high accuracy rate, the device has high detection precision, small error, and good test effect;

[0004] The above-mentioned testing machine is not provided with a component that can be used to effectively fix the permeable concrete board. When shaking occurs during the test, the permeable concrete is very likely to move inside the storage frame, thereby forming a larger gap, causing water to flow through the gap, and it is impossible to effectively judge the permeability of the permeable concrete board. Therefore, a permeable concrete permeability performance testing machine is proposed to address the above problem. Utility Model Content

[0005] In order to make up for the shortcomings of the prior art, the existing testing machine is not provided with a component that can be used to effectively fix the permeable concrete slab. When testing, shaking occurs, and the permeable concrete is very likely to move inside the storage frame, thereby forming a larger gap, causing water to flow through the gap, and the permeability of the permeable concrete slab cannot be effectively judged. The utility model proposes a permeable concrete permeability performance testing machine.

[0006] The technical solution adopted by the utility model to solve the technical problem is: a permeable concrete permeability tester described in the utility model comprises a test base; a concrete plate is arranged on the top of the test base, and a fixed detection mechanism is arranged on the top of the test base;

[0007] The fixed detection mechanism includes a first fixed block, which is arranged at the rear end of the test base near the middle position, and the front end of the first fixed block is fixedly connected to the rear end of the first rotating block, the top end of the first fixed block is sleeved on the outside of the bottom end of the first rotating block, and the first fixed block is rotatably connected to the first rotating block, the top end of the first rotating block is fixedly connected to the bottom end of the threaded rod, the top end of the threaded rod is fixedly connected to the bottom end of the second rotating block, the rear end of the pressing plate is sleeved on the outside of the threaded rod, and the threaded rod is threadedly connected to the pressing plate, the bottom end of the pressing plate is fixedly connected to the top end of the sealing block, and the bottom end of the sealing block is tightly fitted with the top end of the concrete slab.

[0008] Preferably, a second fixed block is sleeved on the outer side of the top end of the threaded rod, and the threaded rod is rotatably connected to the second fixed block, the bottom end of the second fixed block is fixedly connected to the top end of the first support rod near the rear position, and the bottom end of the first support rod is fixedly connected to the top end of the first fixed block.

[0009] Preferably, third fixed blocks are provided on both sides of the test base, and the side end of the test base is fixedly connected to one side of the third fixed block, the top of the third fixed block is fixedly connected to the bottom end of the second support rod, and moving blocks are provided on both sides of the pressure plate, and the side end of the pressure plate is fixedly connected to one side of the moving block, the moving block is sleeved on the outside of the second support rod, and the moving block is slidably connected to the second support rod.

[0010] Preferably, the top of the movable block is fixedly connected to the bottom of the fixed plate, the top of the fixed plate is fixedly connected to the bottom of the water pump, one side of the water pump is fixedly connected to one end of the first water pipe, the other end of the first water pipe is fixedly connected to the side end of the water tank, and the bottom of the water tank is fixedly connected to the top of the fixed plate.

[0011] Preferably, the other end of the water pump is fixedly connected to one end of the second water pipe, the other end of the second water pipe passes through the top of the fixing plate to reach the outside of the bottom end of the sealing block, and the other end of the second water pipe is fixedly connected to the top of the spray head.

[0012] Preferably, fixing rods are provided on both sides of the top of the spray head, and the top of the spray head is fixedly connected to the bottom of the fixing rods, and the top of the fixing rods is fixedly connected to the bottom of the fixing plate.

[0013] The utility model is beneficial in that:

[0014] 1. The utility model realizes the function of fixing the permeable concrete slab through the structural design of the fixed detection mechanism, solves the problem that the existing testing machine is not provided with a component that can be used to effectively fix the permeable concrete slab, and when the test is performed, shaking occurs, and the permeable concrete is very likely to move inside the storage frame, thereby forming a large gap, causing water to flow through the gap, and the permeability of the permeable concrete slab cannot be effectively judged, thereby improving the stability of the permeable concrete slab;

[0015] 2. The utility model realizes the function of sealing the side ends of the surface of the permeable concrete slab through the structural design of the sealing block, solves the problem that the existing testing machine is not provided with a component that can be used to seal the surface of the permeable concrete slab, and water is very likely to drip through the side ends of the permeable concrete slab during the test, resulting in inaccurate test results, thereby improving the accuracy of the test results. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 It is a partial cross-sectional structural schematic diagram of the utility model;

[0019] Figure 3 For the utility model Figure 2 A in the middle is an enlarged schematic diagram of the structure;

[0020] Figure 4 For the utility model Figure 2 The enlarged schematic diagram at B in the middle is a schematic diagram of the structure.

[0021] In the figure: 1. test base; 2. concrete slab; 10. first fixed block; 11. first rotating block; 12. threaded rod; 13. second rotating block; 14. pressure plate; 15. second fixed block; 16. first support rod; 17. third fixed block; 18. second support rod; 19. moving block; 20. sealing block; 21. fixed plate; 22. water pump; 23. first water pipe; 24. water tank; 25. second water pipe; 26. sprinkler head; 27. fixed rod. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-Figure 4 As shown, a permeable concrete permeability tester comprises a test base 1; a concrete plate 2 is arranged on the top of the test base 1, and a fixed detection mechanism is arranged on the top of the test base 1;

[0024] The fixed detection mechanism includes a first fixed block 10, which is arranged at the rear end of the test base 1 near the middle position, and the front end of the first fixed block 10 is welded to the rear end of the first rotating block 11, the top end of the first fixed block 10 is sleeved on the outside of the bottom end of the first rotating block 11, and the first fixed block 10 is rotatably connected with the first rotating block 11, the first rotating block 11 is circular in design, the top end of the first rotating block 11 is welded to the bottom end of the threaded rod 12, the top end of the threaded rod 12 is welded to the bottom end of the second rotating block 13, the rear end of the pressing plate 14 is sleeved on the outside of the threaded rod 12, and the threaded rod 12 is threadedly connected to the pressing plate 14, the bottom end of the pressing plate 14 is welded to the top end of the sealing block 20, the bottom end of the sealing block 20 is tightly fitted with the top end of the concrete slab 2, and the sealing block 20 is designed with rubber material;

[0025] During operation, the concrete slab 2 is first placed on the top of the test base 1, and then the second rotating block 13 is rotated, driving the threaded rod 12 and the first rotating block 11 to rotate synchronously, and the first rotating block 11 rotates along the inside of the first fixed block 10. When the threaded rod 12 rotates, the pressing plate 14 is driven to move downward along the surface of the threaded rod 12 until the sealing block 20 at the bottom end of the pressing plate 14 presses the top of the concrete slab 2 tightly.

[0026] Furthermore, a second fixing block 15 is sleeved on the outer side of the top of the threaded rod 12, and the threaded rod 12 is rotatably connected to the second fixing block 15, the inner wall of the second fixing block 15 is circular, the bottom end of the second fixing block 15 is welded to the top of the first support rod 16 near the rear position, the bottom end of the first support rod 16 is welded to the top of the first fixing block 10, and the first support rod 16 is a circular rod design;

[0027] During operation, the threaded rod 12 rotates and rotates along the inside of the second fixing block 15 at the top end of the first support rod 16 .

[0028] Further, third fixed blocks 17 are provided on both sides of the test base 1, and the side end of the test base 1 is welded to one side of the third fixed block 17, and the top of the third fixed block 17 is welded to the bottom end of the second support rod 18, and moving blocks 19 are provided on both sides of the pressure plate 14, and the side end of the pressure plate 14 is welded to one side of the moving block 19, and the moving block 19 is sleeved on the outside of the second support rod 18, and the moving block 19 is slidably connected to the second support rod 18, and the inner wall of the moving block 19 and the second support rod 18 are both circular in design;

[0029] During operation, the pressing plate 14 moves, driving the moving blocks 19 on both sides to move along the surface of the second supporting rod 18 at the top end of the third fixed block 17 .

[0030] Furthermore, the top of the moving block 19 is welded to the bottom of the fixed plate 21, the top of the fixed plate 21 is welded to the bottom of the water pump 22, one side of the water pump 22 is flange-connected to one end of the first water pipe 23, the other end of the first water pipe 23 is flange-connected to the side end of the water tank 24, and the bottom of the water tank 24 is welded to the top of the fixed plate 21;

[0031] During operation, the water pump 22 at the top of the fixing plate 21 is started, and the water pump 22 pumps the water in the water storage tank 24 into the water pump 22 through the first water pipe 23 .

[0032] Furthermore, the other end of the water pump 22 is connected to one end of the second water pipe 25 by a flange, the other end of the second water pipe 25 passes through the top of the fixing plate 21 to the outside of the bottom end of the sealing block 20, and the other end of the second water pipe 25 is connected to the top flange of the spray head 26;

[0033] When working, the water pump 22 transports water to the inside of the spray head 26 along the second water pipe 25, and then the spray head 26 performs a spray test on the surface of the concrete slab 2.

[0034] Furthermore, fixing rods 27 are provided on both sides of the top of the spray head 26, and the top of the spray head 26 is welded to the bottom of the fixing rod 27, and the top of the fixing rod 27 is welded to the bottom of the fixing plate 21, and the fixing rod 27 is designed as a round rod;

[0035] During operation, the fixing rod 27 at the top of the spray head 26 is used to fix the spray head 26 and to test the water permeability of the permeable concrete slab.

[0036] Working principle: When it is necessary to test the water permeability of the permeable concrete slab, first place the concrete slab 2 on the top of the test base 1, then rotate the second rotating block 13, drive the threaded rod 12 and the first rotating block 11 to rotate synchronously, and the first rotating block 11 rotates along the inside of the first fixed block 10. When the threaded rod 12 rotates, it drives the pressing plate 14 to move downward along the surface of the threaded rod 12 until the sealing block 20 at the bottom of the pressing plate 14 presses the top of the concrete slab 2 tightly. At the same time, when the threaded rod 12 rotates, it will follow the second fixed block 15 at the top of the first support rod 16. The interior rotates, and when the pressing plate 14 moves, it drives the moving blocks 19 on both sides to move along the surface of the second support rod 18 at the top of the third fixed block 17, and then the water pump 22 at the top of the fixed plate 21 is started, and the water pump 22 draws the water inside the water tank 24 into the water pump 22 through the first water pipe 23, and then the water is transported to the inside of the spray head 26 along the second water pipe 25 through the water pump 22, and then the spray head 26 performs a spray test on the surface of the concrete slab 2, and the fixed rod 27 at the top of the spray head 26 is used to fix the spray head 26, so as to test the water permeability of the permeable concrete slab.

[0037] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A permeable concrete water permeability testing machine, comprising a testing base (1); characterized in that: A concrete slab (2) is provided on the top of the test base (1), and a fixed detection mechanism is provided on the top of the test base (1); The fixed detection mechanism comprises a first fixed block (10), the first fixed block (10) is arranged at a rear end of the test base (1) near the middle position, and the front end of the first fixed block (10) is fixedly connected to the rear end of the first rotating block (11), the top end of the first fixed block (10) is sleeved on the outside of the bottom end of the first rotating block (11), and the first fixed block (10) is rotatably connected to the first rotating block (11), the top end of the first rotating block (11) is fixedly connected to the bottom end of a threaded rod (12), the top end of the threaded rod (12) is fixedly connected to the bottom end of a second rotating block (13), the rear end of a pressing plate (14) is sleeved on the outside of the threaded rod (12), and the threaded rod (12) is threadedly connected to the pressing plate (14), the bottom end of the pressing plate (14) is fixedly connected to the top end of a sealing block (20), and the bottom end of the sealing block (20) is tightly fitted to the top end of the concrete slab (2).

2. A permeable concrete water permeability testing machine according to claim 1, characterized in that: A second fixing block (15) is sleeved on the outer side of the top end of the threaded rod (12), and the threaded rod (12) is rotatably connected to the second fixing block (15); the bottom end of the second fixing block (15) is fixedly connected to the top end of the first support rod (16) near the rear position; and the bottom end of the first support rod (16) is fixedly connected to the top end of the first fixing block (10).

3. A permeable concrete water permeability testing machine according to claim 2, characterized in that: A third fixed block (17) is provided on both sides of the test base (1), and a side end of the test base (1) is fixedly connected to one side of the third fixed block (17), and a top end of the third fixed block (17) is fixedly connected to a bottom end of a second support rod (18). A moving block (19) is provided on both sides of the pressure plate (14), and a side end of the pressure plate (14) is fixedly connected to one side of the moving block (19). The moving block (19) is sleeved on the outside of the second support rod (18), and the moving block (19) is slidably connected to the second support rod (18).

4. A permeable concrete water permeability testing machine according to claim 3, characterized in that: The top of the moving block (19) is fixedly connected to the bottom of the fixed plate (21), the top of the fixed plate (21) is fixedly connected to the bottom of the water pump (22), one side of the water pump (22) is fixedly connected to one end of a first water pipe (23), the other end of the first water pipe (23) is fixedly connected to the side end of a water tank (24), and the bottom end of the water tank (24) is fixedly connected to the top of the fixed plate (21).

5. A permeable concrete water permeability testing machine according to claim 4, characterized in that: The other end of the water pump (22) is fixedly connected to one end of the second water pipe (25), the other end of the second water pipe (25) passes through the top of the fixing plate (21) to reach the outside of the bottom end of the sealing block (20), and the other end of the second water pipe (25) is fixedly connected to the top of the spray head (26).

6. A permeable concrete water permeability testing machine according to claim 5, characterized in that: Fixed rods (27) are provided on both sides of the top of the spray head (26), and the top of the spray head (26) is fixedly connected to the bottom of the fixed rod (27), and the top of the fixed rod (27) is fixedly connected to the bottom of the fixed plate (21).

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