An automatic pressure regulating anti-seepage instrument for detecting the anti-seepage performance of concrete entities

Abstract

The utility model discloses an automatic pressure-regulating anti-seepage instrument for detecting the anti-seepage performance of concrete entities, comprising a base, two sealing cylinders fixedly connected to the base, brackets fixedly connected to the two ends of the base, a top plate fixedly connected to the upper end of the bracket, cylinders are arranged at the two ends above the top plate, a connecting plate is arranged through the extending end of the cylinder, two cleaning rollers are arranged at the lower end of the connecting plate, a cleaning brush is fixedly connected to the cleaning rollers, the height of the cleaning component can be adjusted by arranging the cylinder and the connecting plate, and a driving motor, a first bevel gear and a second bevel gear are arranged at the same time to drive the cleaning component to rotate, so as to clean the inner wall of the sealing cylinder on the anti-seepage instrument body, so as to avoid impurities such as dust being mixed in water during water injection, which affects the detection accuracy of the anti-seepage performance of concrete.

Description

Technical Field

[0001] The utility model relates to the field of concrete entity anti-seepage detection equipment, in particular to an automatic pressure regulating anti-seepage instrument for detecting the anti-seepage performance of concrete entities. Background Art

[0002] Concrete impermeability tester generally includes a test bench, a hydraulic system and a mold cavity. Each mold cavity is detachably installed with a test mold. Before the experiment, a test piece is pressed into each test mold by a press. A mold cavity is set on each test bench, and one test mold is set for each group of mold cavities. A water outlet is set at the bottom of the mold cavity of the test bench, and the water outlet is connected to the hydraulic system.

[0003] The hydraulic system provides pressurized water to the water outlet. When water seeps into the test mold, the water pressure value of the hydraulic system is the test piece's anti-seepage grade. However, if there are impurities such as dust on the inner wall of the test mold and the mold cavity, the water injection will easily affect the test piece's anti-seepage grade measurement result, making the measurement inaccurate. Utility Model Content

[0004] The utility model aims to provide an automatic pressure regulating impermeability tester for detecting the impermeability of concrete entities, which solves the problem in the prior art that dust and other impurities exist on the inner walls of the test mold and the mold cavity, which easily affects the test results of the impermeability grade of the test piece when water is injected, resulting in inaccurate measurement.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an automatic pressure regulating anti-seepage instrument for detecting the anti-seepage performance of concrete entities, comprising a base, two sealing cylinders are fixedly connected to the base, two ends of the base are fixedly connected to a bracket, the upper end of the bracket is fixedly connected to a top plate, two ends above the top plate are provided with a cylinder, and the extended end of the cylinder is penetrated downward and provided with a connecting plate;

[0006] Two cleaning rollers are arranged at the lower end of the connecting plate, and cleaning brushes are fixedly connected to the cleaning rollers.

[0007] As a further description of the above technical solution: a driving motor is arranged at one end of the connecting plate, and a rotating rod is arranged inwardly through the output end of the driving motor.

[0008] As a further description of the above technical solution: a first bevel gear is fixedly connected to the rotating rod, a second bevel gear is meshedly provided at one end of the first bevel gear, and a lower end of the second bevel gear is fixedly connected to the cleaning roller.

[0009] As a further description of the above technical solution: columns are arranged at both ends of the sealing cylinder, a sliding member is slidably connected to the column, and a sliding plate is fixedly connected to the middle of the sliding member.

[0010] As a further description of the above technical solution: a second sealing gasket is fixedly connected to the lower end of the sliding plate, and positioning bolts are threadedly connected to both ends of the sliding member.

[0011] As a further description of the above technical solution: a first sealing gasket is arranged at the bottom of the sealing cylinder, and a pressurizing device is fixedly connected to the inner bottom of the base.

[0012] As a further description of the above technical solution: a delivery pipe is provided through one end of the pressurizing device, a second solenoid valve is provided in the middle of the delivery pipe, a pressure stabilizing device is provided at the other end of the delivery pipe, a water inlet pipe is provided through the other end of the pressure stabilizing device, a three-way piece is provided on the water inlet pipe, and a first solenoid valve is also provided on the water inlet pipe.

[0013] The utility model has the following beneficial effects:

[0014] 1. Compared with the prior art, the automatic pressure regulating anti-seepage instrument for detecting the anti-seepage performance of concrete entities can adjust the height of the cleaning component by setting a cylinder and a connecting plate, and at the same time, a driving motor, a first bevel gear, and a second bevel gear are set to drive the cleaning component to rotate, so as to clean the inner wall of the sealing cylinder on the anti-seepage instrument body, thereby avoiding impurities such as dust mixed in when water is injected, which affects the detection accuracy of the concrete anti-seepage performance;

[0015] 2. Compared with the prior art, the automatic pressure-regulating impermeability tester for detecting the impermeability of concrete entities is tightly attached to the test piece through the sealing pads at the upper and lower parts of the test piece, and is waterproof. With this combination, the measuring device can not only detect the impermeability grade of the cylindrical test piece processed by coring of solid concrete, but also ensure the sealing of the measuring instrument, making the test results more accurate and true.

[0016] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0018] Figure 1 This is a schematic diagram of the overall structure of an automatic pressure regulating anti-seepage instrument for detecting the anti-seepage performance of concrete entities according to the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of a column assembly of an automatic pressure regulating anti-seepage instrument for detecting the anti-seepage performance of concrete entities according to the utility model;

[0020] Figure 3 The utility model is a schematic diagram of the internal structure of a connecting plate of an automatic pressure regulating anti-seepage instrument for detecting the anti-seepage performance of concrete entities.

[0021] Legend:

[0022] 1. Cylinder; 2. Top plate; 3. Bracket; 4. Column; 5. First gasket; 6. Water inlet pipe; 7. Tee; 8. First solenoid valve; 9. Pressure stabilizing device; 10. Delivery pipe; 11. Pressurizing device; 12. Base; 13. Second solenoid valve; 14. Second gasket; 15. Sealing cylinder; 16. Cleaning brush; 17. Cleaning roller; 18. Connecting plate; 19. Sliding part; 20. Positioning bolt; 21. Sliding plate; 22. Turn rod; 23. First bevel gear; 24. Driving motor; 25. Second bevel gear. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] Reference Figure 1-3 The utility model provides an embodiment: an automatic pressure regulating anti-seepage instrument for detecting the anti-seepage performance of concrete entities, comprising a base 12, two sealing cylinders 15 are fixedly connected to the base 12, and the interior of the sealing cylinder 15 can contain concrete entity test pieces, the two ends of the base 12 are fixedly connected to the bracket 3, the upper end of the bracket 3 is fixedly connected to the top plate 2, the upper two ends of the top plate 2 are provided with a cylinder 1, and the extended end of the cylinder 1 is penetrated downwardly and provided with a connecting plate 18, and starting the cylinder 1 can drive the connecting plate 18 and the cleaning component to enter the interior of the sealing cylinder 15 for cleaning;

[0025] Two cleaning rollers 17 are provided at the lower end of the connecting plate 18, and a cleaning brush 16 is fixedly connected to the cleaning roller 17. A driving motor 24 is provided at one end of the connecting plate 18, and a rotating rod 22 is provided inwardly through the output end of the driving motor 24, and a first bevel gear 23 is fixedly connected to the rotating rod 22, and a second bevel gear 25 is meshedly provided at one end of the first bevel gear 23, and the lower end of the second bevel gear 25 is fixedly connected to the cleaning roller 17. Starting the driving motor 24 can rotate the rotating rod 22, thereby driving the first bevel gear 23 to rotate, and under the action of meshing, the second bevel gear 25 and the cleaning component can be driven to rotate, so that the inner wall of the sealing cylinder 15 can be cleaned to avoid impurities such as dust mixed in during water injection, which affects the detection accuracy of the concrete anti-permeability performance. At the same time, a bearing is provided at the connection between the cleaning roller 17 and the connecting plate 18 to ensure its stable rotation;

[0026] The two ends of the sealing cylinder 15 are provided with columns 4, and a sliding member 19 is slidably connected to the column 4. A sliding plate 21 is fixedly connected to the middle of the sliding member 19, and a second sealing gasket 14 is fixedly connected to the lower end of the sliding plate 21. The two ends of the sliding member 19 are threadedly connected with positioning bolts 20. The sliding member 19 and the sliding plate 21 are slidably installed on the column 4, and the second sealing gasket 14 at the lower end of the sliding plate 21 is in contact with the test piece to ensure its sealing performance, and the positioning bolts 20 at both ends can lock the sliding member 19 and the sliding plate 21 to ensure stability during use;

[0027] The bottom of the sealing cylinder 15 is provided with a first sealing pad 5, and the inner bottom of the base 12 is fixedly connected with a pressurizing device 11. The first sealing pad 5 and the second sealing pad 14 at the upper and lower parts of the test piece are in close contact with the test piece and are watertight. With such a combination, the measuring device can detect the impermeability grade of the cylindrical test piece processed by coring of solid concrete and ensure the sealing of the measuring instrument, so that the test result is more accurate and true.

[0028] A delivery pipe 10 is provided through one end of the pressurizing device 11, a second solenoid valve 13 is provided in the middle of the delivery pipe 10, a pressure stabilizing device 9 is provided at the other end of the delivery pipe 10, a water inlet pipe 6 is provided through the other end of the pressure stabilizing device 9, a tee piece 7 is provided on the water inlet pipe 6, and a first solenoid valve 8 is also provided on the water inlet pipe 6. The test piece is continuously pressurized to the test pressure through the water inlet pipe 6, the second solenoid valve 13 is closed, and the pressure is stabilized until the end of the test, and the surface of the test piece in each sealing cylinder 15 is observed to see if there are water marks, and it is determined whether the anti-seepage performance of the test piece meets the requirements, so as to realize the detection of the anti-seepage performance of the solid structure concrete, and the provision of the tee piece 7 can realize the simultaneous water injection operation of the two sealing cylinders 15, thereby increasing the diversity of its detection.

[0029] Working principle: When the device is used, first start the cylinder 1 to drive the connecting plate 18 and the cleaning component at the lower end into the interior of the sealing cylinder 15, then start the driving motor 24 to rotate the rotating rod 22, thereby driving the first bevel gear 23 to rotate, and under the action of meshing, it can drive the second bevel gear 25 and the cleaning component to rotate, so that the inner wall of the sealing cylinder 15 can be cleaned to avoid dust and other impurities mixed in during water injection, which affects the detection accuracy of the concrete anti-seepage performance, and then slide the sliding member 19 and the sliding plate 21. It is installed on the column 4, and the second sealing gasket 14 at the lower end of the sliding plate 21 is in contact with the test piece to ensure its sealing performance. Then the first solenoid valve 8 and the second solenoid valve 13 are opened, and the pressurizing device 11 and the pressure stabilizing device 9 are opened. The test piece is continuously pressurized to the test pressure through the water inlet pipe 6, and the second solenoid valve 13 is closed. The pressure is stabilized until the end of the test. The surface of the test piece in each sealing cylinder 15 is observed for water marks to determine whether the anti-seepage performance of the test piece meets the requirements, so as to realize the ability to detect the anti-seepage performance of the concrete structure and make the measurement results more authentic and representative.

[0030] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. An automatic pressure regulating anti-seepage instrument for detecting the anti-seepage performance of concrete entities, comprising a base (12), characterized in that: Two sealing cylinders (15) are fixedly connected to the base (12), the two ends of the base (12) are fixedly connected to a bracket (3), the upper end of the bracket (3) is fixedly connected to a top plate (2), the upper ends of the top plate (2) are provided with a cylinder (1), and the extended end of the cylinder (1) is penetrated downward and provided with a connecting plate (18); Two cleaning rollers (17) are arranged at the lower end of the connecting plate (18), and a cleaning brush (16) is fixedly connected to the cleaning rollers (17).

2. The automatic pressure regulating anti-seepage instrument for detecting the anti-seepage performance of concrete entities according to claim 1, characterized in that: A driving motor (24) is disposed at one end of the connecting plate (18), and a rotating rod (22) is disposed inwardly through the output end of the driving motor (24).

3. The automatic pressure regulating anti-seepage instrument for detecting the anti-seepage performance of concrete entities according to claim 2, characterized in that: A first bevel gear (23) is fixedly connected to the rotating rod (22); one end of the first bevel gear (23) is meshed with a second bevel gear (25); and the lower end of the second bevel gear (25) is fixedly connected to the cleaning roller (17).

4. The automatic pressure regulating anti-seepage instrument for detecting the anti-seepage performance of concrete entities according to claim 1, characterized in that: Both ends of the sealing cylinder (15) are provided with upright posts (4), a sliding member (19) is slidably connected to the upright posts (4), and a sliding plate (21) is fixedly connected to the middle of the sliding member (19).

5. The automatic pressure regulating anti-seepage instrument for detecting the anti-seepage performance of concrete entities according to claim 4, characterized in that: The lower end of the sliding plate (21) is fixedly connected to a second sealing gasket (14), and both ends of the sliding member (19) are threadedly connected to positioning bolts (20).

6. The automatic pressure regulating anti-seepage instrument for detecting the anti-seepage performance of concrete entities according to claim 1, characterized in that: A first sealing pad (5) is provided at the bottom of the sealing cylinder (15), and a pressurizing device (11) is fixedly connected to the inner bottom of the base (12).

7. The automatic pressure regulating anti-seepage instrument for detecting the anti-seepage performance of concrete entities according to claim 6, characterized in that: A delivery pipe (10) is provided through one end of the pressurizing device (11), a second solenoid valve (13) is provided in the middle of the delivery pipe (10), a pressure stabilizing device (9) is provided at the other end of the delivery pipe (10), a water inlet pipe (6) is provided through the other end of the pressure stabilizing device (9), a three-way piece (7) is provided on the water inlet pipe (6), and a first solenoid valve (8) is also provided on the water inlet pipe (6).

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