Device for testing water stop performance of hydraulic structure caulking material

Abstract

The invention discloses a hydraulic structure caulking material waterstop performance testing device, and belongs to the technical field of testing devices.The hydraulic structure caulking material waterstop performance testing device comprises a bottom frame, a testing box is fixedly installed at the top of the bottom frame, a controller is fixedly installed on the testing box, a water spraying assembly is arranged at the top of the testing box, and a water tank is fixedly installed on the bottom frame; the testing box is provided with an inlet and outlet, a material groove is formed in the testing box, a sliding block is fixedly installed on the side face of the material groove, and the interior of the sliding block is in threaded connection with a threaded rod. By arranging a threaded rod, a test material can be conveniently and rapidly replaced, a driving motor works to drive the threaded rod to rotate, a sliding block moves when the threaded rod rotates, the sliding block moves to drive a material groove to move, and after one side of the material groove moves out of the test box, the building joint filling material to be tested is placed in the material groove; and the output end of the driving motor rotates reversely, the material groove can be reset through the sliding block, and then the purpose of facilitating replacement and feeding is achieved.

Description

Technical Field

[0001] The invention relates to the technical field of testing devices, and in particular to a device for testing the water-stopping performance of a caulking material for a hydraulic structure. Background Art

[0002] The water-stopping performance testing device for caulking materials for hydraulic structures is a device specially used to evaluate and test the water-stopping performance of caulking materials in hydraulic projects. It is used to test the anti-penetration ability of caulking materials under water pressure conditions to ensure that they meet the water-stopping requirements of engineering design. By simulating actual working conditions and environmental conditions, the water-stopping effect of caulking materials can be more realistically evaluated, which helps to judge the performance of the material in actual applications. The water-stopping performance testing device for caulking materials for hydraulic structures is an important tool that can ensure the quality and reliability of caulking materials, thereby improving the waterproofing performance and durability of hydraulic structures.

[0003] After searching, according to the patent network CN114527050A, a device for testing the water-stopping performance of caulking materials for hydraulic structures includes a lower box body, the upper end of the lower box body is connected to the upper box body through a flange assembly, a water pump is fixedly arranged on the upper end of the upper box body, a first hydraulic lifting device is fixedly arranged on the top of the inner wall of the upper box body, a water tank is fixedly arranged on the lower end of the first hydraulic lifting device, and a controller assembly is fixedly arranged on the left side of the front end surface of the upper box body. The sealing strip and the test plate on the U-shaped bracket of the present invention are inserted into the groove, and then the filling bag is inflated by the air pump to achieve sealing of the sealing strip and the test plate, the left and right ends of the test plate are inserted into the U-shaped groove, and fixed by bolts and nuts, the U-shaped support frame is driven to move outward by starting the second hydraulic lifting device, and the test plate is stretched, the stretched length of the test plate is detected by a laser detection sensor, and the upper box body and the lower box body are fixed by the flange assembly for easy disassembly and installation.

[0004] According to the patent network CN212228688U, a device for testing the water-stopping performance of caulking materials for hydraulic structures, the test device includes a pressure tank, a pressurized water supply device, two test blocks, a special mold for fixing the test blocks, two heads, a geomembrane, and two pressure plates; the test block is in the shape of a rectangular parallelepiped, and the head is in the shape of an L. Beneficial effects: (1) This test device can be filled with different caulking materials; (2) This test device can be equipped with heads of different sizes, the width of the head is equal to the width of the caulking material during the test, and the distance between the top of the vertical side of the head and the top of the horizontal side is equal to the depth of the caulking material during the test. Therefore, caulking materials of different widths and depths can be filled in, and a step-by-step pressurization simulation field test can be carried out; (3) This test device provides a scientific basis for the design, construction and maintenance of water conservancy project construction, and provides a means for researching and developing high-performance caulking materials for hydraulic structures.

[0005] However, although the existing water-stopping performance testing devices are relatively convenient to disassemble and install during use, there are certain difficulties in the rapid replacement of the tested materials. This limitation has affected the work efficiency to a certain extent, making it impossible to quickly adapt to the evaluation of different materials in high-frequency testing needs. For this reason, we propose a water-stopping performance testing device for caulking materials of hydraulic structures. Summary of the invention

[0006] The object of the present invention is to provide a device for testing the water-stopping performance of caulking materials for hydraulic structures, so as to solve the problem of certain difficulties in the rapid replacement of the tested materials raised in the above-mentioned background technology.

[0007] The present invention is achieved as follows: a device for testing the water-stopping performance of caulking materials for hydraulic structures, comprising a base frame, a test box fixedly installed on the top of the base frame, a controller fixedly installed on the test box, a water spray assembly arranged on the top of the test box, a water tank fixedly installed on the base frame, an inlet and outlet arranged on the test box, a material trough arranged inside the test box, a sealing plate corresponding to the inlet and outlet fixedly installed at one end of the material trough, a sealing ring arranged around the sealing plate, a sliding block fixedly installed on the side of the material trough, a threaded rod threadedly connected inside the sliding block, a driving motor fixedly installed on the outer wall of the test box, and one end of the threaded rod fixedly connected to the output end of the driving motor, a sliding groove corresponding to the threaded rod arranged inside the test box, and the threaded rod is rotatably arranged inside the sliding groove, a guide assembly is arranged inside the test box, and holes are arranged in an array at the bottom of the material trough.

[0008] By adopting the above technical solution, the driving motor drives the threaded rod to rotate, and the threaded rod rotates to drive the material trough to move. After one side of the material trough moves out of the test box, the building filling material to be tested is placed in the material trough, and the output end of the driving motor rotates in the opposite direction, which will reset the material trough and facilitate loading.

[0009] Preferably, the guide assembly comprises a guide block and a guide rod, the guide block is fixedly mounted on the material trough, the guide rod passes through the guide block, and the guide rod is fixedly connected to the inner wall of the test box.

[0010] By adopting the above technical solution, when the material trough moves, the guide blocks will slide on the guide rods, and the guide blocks and the guide rods will cooperate to guide the material trough, so that the material trough moves smoothly.

[0011] Preferably, a water pump is fixedly installed inside the water tank, and the water pump is electrically connected to the controller, the output end of the water pump is connected to a delivery pipe, and a water injection pipe is arranged on the top of the water tank.

[0012] By adopting the above technical solution, the water pump is controlled by a controller to extract the water source stored in the water tank, and the water source will flow into the diversion tank through the delivery pipe.

[0013] Preferably, the water spray assembly includes a diverter trough and a drainage head, the diverter trough is embedded in the top of the test box, and the delivery pipe is connected to the diverter trough, and the drainage head array is arranged on the diverter trough.

[0014] By adopting the above technical solution, water will enter the material tank through the drainage head, and then the water-stopping performance of the building caulking material can be tested.

[0015] Preferably, a funnel is connected to the bottom of the test box, and a drain pipe is connected to the bottom of the funnel.

[0016] By adopting the above technical solution, when the material trough is used to test the water-stopping performance of the building caulking material, after the water source penetrates the building caulking material, it will enter the inside of the funnel and flow to the outside through the drain pipe, thereby determining whether the building caulking material is leaking.

[0017] Preferably, a water pump is installed on the top of the test box, an input end of the water pump is connected to a pipeline, and one end of the pipeline extends into the interior of the test box.

[0018] By adopting the above technical solution, the water pump can extract water from the source through the pipeline.

[0019] Preferably, one end of the pipeline is connected to a telescopic hose, an electric push rod is fixedly installed on the top of the test box, one end of the electric push rod is connected to a support block, a pumping head is fixedly installed on the bottom of the support block, and one end of the telescopic hose is connected to the pumping head.

[0020] By adopting the above technical solution, the electric push rod can adjust the position of the support block, and then adjust the position of the pumping head, so that the bottom end of the pumping head moves into the material trough to extract water, which is convenient for extracting water from different positions.

[0021] Preferably, an observation window is provided on the side of the test box.

[0022] By adopting the above technical solution, the space inside the test box can be easily viewed through the observation window.

[0023] Preferably, a filter is fixedly mounted on the top of the water tank, and the filter is connected to the water tank, a slide groove is arranged on the side of the filter, a frame is arranged inside the filter, and a filter plate is fixedly mounted inside the frame.

[0024] By adopting the above technical solution, the water source is transmitted to the inside of the filter, and the water source flows through the filter plate, and the impurities carried by the water source can be filtered through the filter plate.

[0025] Preferably, a water inlet pipe is installed on the top of the filter, and the other end of the water inlet pipe is connected to the output end of the water pump.

[0026] By adopting the above technical solution, the water source drawn by the water pump will enter the filter through the water inlet pipe, and after being filtered and purified, the water source will flow into the water tank for storage.

[0027] Preferably, the material trough is symmetrically provided with strip grooves, the strip groove is provided with a push plate, the push plate is fixedly installed with a conical plate at the bottom, the conical plate is provided with a guide groove, the guide groove is fixedly provided with a guide rod, a return spring is installed around the guide rod, an L-shaped block is provided inside the guide groove, and the guide rod passes through the L-shaped block, the L-shaped block is fixedly connected to the material trough, and one end of the return spring is fixedly connected to the L-shaped block.

[0028] By adopting the above technical solution, when the mobile material trough moves toward the outside, it will drive the conical plate to contact the entrance and exit. Since the conical plate is set at an angle, pressure will be applied to the conical plate to move the conical plate upward. When the conical plate moves, it will drive the guide rod to slide inside the L-shaped block, and then guide the conical plate, so that the conical plate and the push plate move smoothly. When the push plate moves upward, it will push the tested filling material upward, thereby facilitating manual picking up of the test material for unloading processing.

[0029] The present invention provides a water-stopping performance testing device for hydraulic structure caulking materials, which has the following beneficial effects when used:

[0030] 1. A device for testing the water-stopping performance of caulking materials for hydraulic structures facilitates rapid replacement of test materials by arranging a threaded rod. The driving motor drives the threaded rod to rotate. When the threaded rod rotates, the sliding block moves. The movement of the sliding block drives the material trough to move. After one side of the material trough moves out of the test box, the building caulking material to be tested is placed in the material trough, so that the output end of the driving motor rotates in the opposite direction, and then the output end of the threaded rod rotates in the opposite direction. The sliding block resets the material trough, thereby achieving the purpose of facilitating the replacement of materials and improving work efficiency.

[0031] 2. This device for testing the water-stopping performance of caulking materials for hydraulic structures facilitates the recovery of the test water source by arranging a water pump and a water pumping head. The electric push rod can adjust the position of the support block, and then adjust the position of the water pumping head, so that the bottom end of the water pumping head moves into the material tank. The water pump can extract water through pipes and telescopic hoses, which is convenient for extracting water from different positions and improves flexibility. After the test of the building caulking material is completed, it is convenient to pump back the test water source, reducing the waste of resources.

[0032] 3. This device for testing the water-stopping performance of caulking materials for hydraulic structures is convenient for filtering and purifying the recovered water source through the set filter box. When the test water source is extracted and recovered, the water source will be transmitted to the inside of the filter. The water source flows through the filter plate, and the impurities carried by the water source can be filtered through the filter plate, thereby improving the cleanliness of the water source.

[0033] 4. This device for testing the water-stopping performance of caulking materials for hydraulic structures uses a conical plate to move the material trough toward the outside, which will drive the conical plate to contact the entrance and exit. Since the conical plate is set at an angle, pressure will be applied to the conical plate to move the conical plate upward. When the conical plate moves, it will drive the guide rod to slide inside the L-shaped block, and then guide the conical plate to make the conical plate and the push plate move smoothly. When the push plate moves upward, it will push the tested caulking material upward, which is convenient for manual picking up of the test material and unloading processing, thereby improving work efficiency. After the material trough is pushed back to its original position, the reset spring will reset, which will push the guide groove to move, and then reset the conical plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following is a brief introduction to the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work. As shown in the accompanying drawings, the above and other purposes, features and advantages of the present invention will be clearer. The same reference numerals in all the drawings indicate the same parts. The drawings are not deliberately scaled to the actual size, and the focus is on illustrating the main purpose of the present invention.

[0035] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0036] Figure 2 It is a schematic diagram of the overall side view structure of the present invention;

[0037] Figure 3 It is a schematic diagram of the structure of the test box of the present invention;

[0038] Figure 4It is a schematic diagram of the hole structure of the present invention;

[0039] Figure 5 It is a schematic diagram of the diverter trough structure of the present invention;

[0040] Figure 6 It is a schematic diagram of the water tank structure of the present invention;

[0041] Figure 7 It is a schematic diagram of the conical plate structure of the present invention;

[0042] Figure 8 It is a schematic diagram of the guide groove structure of the present invention.

[0043] Summary of reference numerals: 1. test box; 2. chassis; 3. controller; 4. water tank; 5. water pump; 6. delivery pipe; 7. water injection pipe; 8. inlet and outlet; 9. sealing plate; 10. material trough; 11. sealing ring; 12. guide block; 13. guide rod; 14. sliding block; 15. threaded rod; 16. drive motor; 17. sliding groove; 18. diverter groove; 19. drainage head; 20. hole; 21. drain Bucket; 22, drain pipe; 23, water pump; 24, pipeline; 25, telescopic hose; 26, support block; 27, water pump head; 28, electric push rod; 29, observation window; 30, filter; 31, slide; 32, frame; 33, filter plate; 34, water inlet pipe; 35, strip groove; 36, push plate; 37, conical plate; 38, L-shaped block; 39, guide groove; 40, guide rod; 41, return spring. DETAILED DESCRIPTION

[0044] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0045] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the invention claimed for protection, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0046] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0047] Furthermore, the terms “first”, “second”, etc. are merely used for distinguishing descriptions and should not be understood as indicating or implying relative importance.

[0048] For examples, see Figures 1 to 8 The present embodiment provides a device for testing the water-stopping performance of caulking materials for hydraulic structures, comprising a base frame 2, a test box 1 is fixedly installed on the top of the base frame 2, a controller 3 is fixedly installed on the test box 1, a water spray assembly is arranged on the top of the test box 1, a water tank 4 is fixedly installed on the base frame 2, an inlet and outlet 8 is arranged on the test box 1, a material trough 10 is arranged inside the test box 1, a sealing plate 9 corresponding to the inlet and outlet 8 is fixedly installed at one end of the material trough 10, a sealing ring 11 is arranged around the sealing plate 9, a sliding block 14 is fixedly installed on the side of the material trough 10, a threaded rod 15 is threadedly connected inside the sliding block 14, a driving motor 16 is fixedly installed on the outer wall of the test box 1, and one end of the threaded rod 15 is fixedly connected to the output end of the driving motor 16, a sliding groove 17 corresponding to the threaded rod 15 is arranged inside the test box 1, and the threaded rod 15 is rotatably arranged inside the sliding groove 17, and a guide assembly is arranged inside the test box 1 , the bottom array of the material trough 10 is provided with holes 20. When the water-stopping performance testing device for hydraulic structure caulking materials is used to test the water-stopping performance of the building caulking materials, the driving motor 16 is operated to drive the threaded rod 15 to rotate. When the threaded rod 15 rotates, the sliding block 14 will move. The movement of the sliding block 14 will drive the material trough 10 to move. After one side of the material trough 10 moves out of the test box 1, the building caulking material to be tested is placed in the material trough 10, and the output end of the driving motor 16 is rotated in the opposite direction, and then the output end of the threaded rod 15 is rotated in the opposite direction. The sliding block 14 will reset the material trough 10, thereby achieving the purpose of facilitating material loading and improving work efficiency. After the material trough 10 enters the test box 1, water is added to the material trough 10 through the water spraying assembly. By observing whether there is water discharge from the drain pipe 22, the water-stopping performance of the building caulking material can be tested.

[0049] Furthermore, the guide assembly includes a guide block 12 and a guide rod 13. The guide block 12 is fixedly installed on the material trough 10. The guide rod 13 passes through the guide block 12, and the guide rod 13 is fixedly connected to the inner wall of the test box 1. When the material trough 10 moves, the guide block 12 will slide on the guide rod 13. The guide block 12 and the guide rod 13 cooperate to guide the material trough 10, so that the material trough 10 moves smoothly.

[0050] Furthermore, a water pump 5 is fixedly installed inside the water tank 4, and the water pump 5 is electrically connected to the controller 3. The output end of the water pump 5 is connected to a delivery pipe 6. A water injection pipe 7 is provided on the top of the water tank 4. The water pump 5 is controlled by the controller 3 to extract water stored in the water tank 4. The water source will flow into the diversion trough 18 through the delivery pipe 6, and it is convenient to add water to the water tank 4 through the water injection pipe 7.

[0051] Furthermore, the water spray assembly includes a diverter trough 18 and a drainage head 19. The diverter trough 18 is embedded in the top of the test box 1, and the delivery pipe 6 is connected to the diverter trough 18. The drainage head 19 is arranged in an array on the diverter trough 18. The water pump 5 draws water through the delivery pipe 6 and transmits it into the diverter trough 18. The water source will enter the material tank 10 through the drainage head 19, and the water-stopping performance of the building caulking material can be tested.

[0052] Furthermore, a funnel 21 is connected to the bottom of the test box 1, and a drain pipe 22 is connected to the bottom of the funnel 21. When the material trough 10 tests the water-stopping performance of the building caulking material, the water source penetrates the building caulking material and enters the funnel 21. The water source will flow to the outside through the drain pipe 22, thereby determining whether the building caulking material is leaking.

[0053] Furthermore, a water pump 23 is installed on the top of the test box 1 , and the input end of the water pump 23 is connected to a pipe 24 , and one end of the pipe 24 extends to the inside of the test box 1 . The water pump 23 can extract water through the pipe 24 .

[0054] Furthermore, a telescopic hose 25 is connected to one end of the pipe 24, an electric push rod 28 is fixedly installed on the top of the test box 1, one end of the electric push rod 28 is connected to a support block 26, a pumping head 27 is fixedly installed on the bottom end of the support block 26, and one end of the telescopic hose 25 is connected to the pumping head 27. The electric push rod 28 can adjust the position of the support block 26, and then adjust the position of the pumping head 27, so that the bottom end of the pumping head 27 moves into the material trough 10 to extract water, which is convenient for extracting water from different positions and improves flexibility. After the test of the building caulking material is completed, it is convenient to pump back the tested water source, reducing the waste of resources.

[0055] Furthermore, an observation window 29 is provided on the side of the test box 1 , through which the space inside the test box 1 can be easily viewed.

[0056] Furthermore, a filter 30 is fixedly installed on the top of the water tank 4, and the filter 30 is connected to the water tank 4. A slide groove 31 is provided on the side of the filter 30, and a frame 32 is provided inside the filter 30. A filter plate 33 is fixedly installed inside the frame 32. When the water pump 23 works to extract and recover the test water source, the water source will be transmitted to the inside of the filter 30. The water source flows through the filter plate 33, and the impurities carried by the water source can be filtered through the filter plate 33, thereby improving the cleanliness of the water source. The filter plate 33 can be pulled to the outside through the slide groove 31, and the filtered impurities can be removed.

[0057] Furthermore, a water inlet pipe 34 is installed on the top of the filter 30, and the other end of the water inlet pipe 34 is connected to the output end of the water pump 23. The water source drawn by the water pump 23 will enter the filter 30 through the water inlet pipe 34. After filtering and purification, the water source will flow into the water tank 4 for storage.

[0058] Furthermore, the material trough 10 is symmetrically provided with a strip groove 35, a push plate 36 is provided inside the strip groove 35, a conical plate 37 is fixedly installed at the bottom of the push plate 36, a guide groove 39 is provided inside the conical plate 37, a guide rod 40 is fixedly installed inside the guide groove 39, a return spring 41 is installed around the guide rod 40, an L-shaped block 38 is provided inside the guide groove 39, and the guide rod 40 passes through the L-shaped block 38, the L-shaped block 38 is fixedly connected to the material trough 10, and one end of the return spring 41 is fixedly connected to the L-shaped block 38. When the mobile material trough 10 moves toward the outside, it will drive the conical plate 37 and the outlet The conical plate 37 contacts the inlet 8. Since the conical plate 37 is inclined, pressure is applied to the conical plate 37, causing the conical plate 37 to move upward. When the conical plate 37 moves, the guide rod 40 is driven to slide inside the L-shaped block 38, thereby guiding the conical plate 37, so that the conical plate 37 and the push plate 36 move smoothly. When the push plate 36 moves upward, it pushes the tested caulking material to move upward, thereby facilitating manual picking up of the test material and unloading the material, thereby improving work efficiency. After the material trough 10 is pushed back to its original position, the reset spring 41 is reset, which pushes the guide groove 39 to move, thereby resetting the conical plate 37.

[0059] like Figure 1As shown, the device for testing the water-stopping performance of the caulking materials for hydraulic structures, when in use, first, when using the device for testing the water-stopping performance of the caulking materials for hydraulic structures to test the water-stopping performance of the caulking materials for buildings, the driving motor 16 is operated to drive the threaded rod 15 to rotate, and when the threaded rod 15 rotates, the sliding block 14 is moved, and the movement of the sliding block 14 drives the material trough 10 to move. After one side of the material trough 10 moves out of the test box 1, the building caulking material to be tested is placed in the material trough 10, and the output end of the driving motor 16 is rotated in the opposite direction, and then the output end of the threaded rod 15 is rotated in the opposite direction, and the sliding block 14 is used to reset the material trough 10, so as to achieve the purpose of facilitating material loading and improve work efficiency. After the material trough 10 enters the test box 1, the water spray assembly is used to spray the material. Add water source inside the trough 10, and check whether there is water discharge from the drain pipe 22 to test the water-stopping performance of the building caulking material. When the mobile material trough 10 moves toward the outside, it will drive the conical plate 37 to contact the inlet and outlet 8. Since the conical plate 37 is inclined, pressure will be applied to the conical plate 37 to move the conical plate 37 upward. When the conical plate 37 moves, it will drive the guide rod 40 to slide inside the L-shaped block 38, and then guide the conical plate 37, so that the conical plate 37 and the push plate 36 move smoothly. When the push plate 36 moves upward, it will push the tested caulking material upward, so that it is convenient to manually take the test material and carry out material processing, thereby improving work efficiency. After the material trough 10 is pushed to reset, the reset spring 41 is reset, which will push the guide groove 39 to move, and then the conical plate 37 will be reset;

[0060] Next, after testing the material, the electric push rod 28 can adjust the position of the support block 26, and then adjust the position of the pumping head 27, so that the bottom end of the pumping head 27 moves into the material tank 10, and the pumping pump 23 can extract water from the pipe 24 and the telescopic hose 25, which is convenient for extracting water from different positions, improving flexibility. After the test of the building caulking material is completed, it is convenient to pump back the tested water source, reducing the waste of resources;

[0061] Next, when the test water source is extracted and recovered, the water source is transmitted to the inside of the filter 30, and the water source flows through the filter plate 33, through which the impurities carried by the water source can be filtered, thereby improving the cleanliness of the water source;

[0062] Finally, the filter plate 33 can be pulled out to the outside through the slide groove 31, so that the filtered impurities can be removed.

[0063] The above description of the disclosed embodiments enables one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A device for testing the water-stopping performance of hydraulic structure caulking materials, characterized in that: It includes a base frame, a test box is fixedly installed on the top of the base frame, a controller is fixedly installed on the test box, a water spray assembly is arranged on the top of the test box, a water tank is fixedly installed on the base frame, an entrance and exit are arranged on the test box, a material trough is arranged inside the test box, a sealing plate corresponding to the entrance and exit is fixedly installed at one end of the material trough, a sealing ring is arranged around the sealing plate, a sliding block is fixedly installed on the side of the material trough, a threaded rod is threadedly connected inside the sliding block, a driving motor is fixedly installed on the outer wall of the test box, and one end of the threaded rod is fixedly connected to the output end of the driving motor, a sliding groove corresponding to the threaded rod is arranged inside the test box, and the threaded rod is rotatably arranged inside the sliding groove, a guide assembly is arranged inside the test box, and holes are arranged in an array at the bottom of the material trough.

2. A water-stopping performance testing device for hydraulic structure caulking materials according to claim 1, characterized in that: The guide assembly comprises a guide block and a guide rod. The guide block is fixedly mounted on the material trough. The guide rod passes through the guide block and is fixedly connected to the inner wall of the test box.

3. A water-stopping performance testing device for hydraulic structure caulking materials according to claim 2, characterized in that: A water pump is fixedly installed inside the water tank, and the water pump is electrically connected to the controller. The output end of the water pump is connected to a delivery pipe, and a water injection pipe is arranged on the top of the water tank.

4. A water-stopping performance testing device for hydraulic structure caulking materials according to claim 3, characterized in that: The water spray assembly comprises a diverter trough and a drainage head. The diverter trough is embedded in the top of the test box, and the delivery pipe is connected with the diverter trough. The drainage head array is arranged on the diverter trough.

5. A water-stopping performance testing device for hydraulic structure caulking materials according to claim 4, characterized in that: The bottom of the test box is connected with a funnel, and the bottom of the funnel is connected with a drain pipe.

6. A water-stopping performance testing device for hydraulic structure caulking materials according to claim 5, characterized in that: A water pump is installed on the top of the test box, an input end of the water pump is connected to a pipeline, and one end of the pipeline extends into the interior of the test box.

7. A device for testing the water-stopping performance of hydraulic structure caulking materials according to claim 6, characterized in that: One end of the pipeline is connected to a telescopic hose, an electric push rod is fixedly installed on the top of the test box, one end of the electric push rod is connected to a support block, a pumping head is fixedly installed at the bottom of the support block, and one end of the telescopic hose is connected to the pumping head.

8. A water-stopping performance testing device for hydraulic structure caulking materials according to claim 7, characterized in that: An observation window is arranged on the side of the test box.

9. A water-stopping performance testing device for hydraulic structure caulking materials according to claim 3, characterized in that: A filter is fixedly installed on the top of the water tank and is connected to the water tank. A slide groove is arranged on the side of the filter. A frame is arranged inside the filter. A filter plate is fixedly installed inside the frame. A water inlet pipe is installed on the top of the filter, and the other end of the water inlet pipe is connected to the output end of the water pump.

10. A water-stopping performance testing device for hydraulic structure caulking materials according to claim 9, characterized in that: The material trough is symmetrically provided with strip grooves, the strip groove is provided with a push plate, the push plate is fixedly installed with a conical plate at the bottom, the conical plate is provided with a guide groove, the guide groove is fixedly installed with a guide rod, the guide rod is surrounded by a reset spring, the guide groove is provided with an L-shaped block, and the guide rod passes through the L-shaped block, the L-shaped block is fixedly connected to the material trough, and one end of the reset spring is fixedly connected to the L-shaped block.

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