Concrete compression resistance detection device

Abstract

The utility model discloses a concrete compression resistance detection device, and relates to the technical field of concrete detection. The device comprises a base, the top of the base is fixedly connected with a detection box, the inner bottom wall of the detection box is fixedly connected with a placement plate, the top of the detection box is fixedly connected with a hydraulic telescopic rod, the bottom end of the hydraulic telescopic rod penetrates through the detection box and is fixedly connected with a pressure plate, and a pressure sensor is arranged in the pressure plate. One side of the base is fixedly connected with a control panel, the control panel is electrically connected with a hydraulic telescopic rod, the control panel is electrically connected with a pressure sensor, one side of the detection box is provided with a cleaning mechanism, the inner bottom wall of the detection box is provided with a collecting mechanism, and a rotating motor is started to drive a cleaning plate to move; and the cleaning plate cleans the top of the placement plate and the inner bottom wall of the detection box, so that automatic cleaning of the top of the placement plate and the inner bottom wall of the detection box is realized, and the purposes of improving the efficiency and saving the labor cost are achieved.

Description

Technical Field

[0001] The present application relates to the technical field of concrete testing devices, and in particular to a concrete compression testing device. Background Art

[0002] The concrete compressive strength testing device is a device used to evaluate the compressive performance of concrete. It is usually composed of a pressure sensor, a strain sensor, a data acquisition device, etc. It applies a static load or an impact load to the concrete specimen, and then measures the strain or pressure signal generated to calculate the compressive strength of the concrete specimen.

[0003] A concrete compression testing machine mentioned in an existing Chinese public patent (authorization announcement number: CN219573804U) can be equipped with a protective cover on the testing machine body. Under the action of the guide slide rod, it is convenient for the tester to cover the concrete, so that the testing machine body can perform a pressure test on the concrete, which can reduce the impact of the concrete on the safety of the tester during the crushing process and improve the safety of the test. The protective cover can be fixed on the testing machine body through the provided locking assembly, which can improve the tightness between the protective covers and stably fix the protective covers at the specified position, which can improve safety. The provided clamping assembly is simple to operate, facilitates the reinforcement between the two protective covers, and can improve the clamping strength between the protective covers.

[0004] When performing pressure testing on concrete specimens, the concrete specimens are subjected to continuous static loads or impact loads. At this time, the pressure sensor is used to measure the pressure changes on the specimens when the load is applied, thereby completing the pressure test. However, when the concrete specimens fail, the unqualified concrete specimens may deform and crack, and the cracked concrete fragments will remain on the placement plate, which is inconvenient to clean, thus affecting the next test. Utility Model Content

[0005] The purpose of the present application is to provide a concrete compression resistance testing device to solve the problem that unqualified concrete specimens may deform and crack, and the cracked concrete fragments may remain on the placement plate.

[0006] In order to achieve the above-mentioned purpose, this application specifically adopts the following technical solutions:

[0007] A concrete compression resistance testing device comprises a base, a testing box is fixedly connected to the top of the base, a placement plate is fixedly connected to the inner bottom wall of the testing box, a hydraulic telescopic rod is fixedly connected to the top of the testing box, the bottom end of the hydraulic telescopic rod passes through the testing box and is fixedly connected to a pressure plate, a pressure sensor is arranged inside the pressure plate, a control panel is fixedly connected to one side of the base, the control panel is electrically connected to the hydraulic telescopic rod, the control panel is electrically connected to the pressure sensor, a cleaning mechanism is arranged on one side of the testing box, and a collecting mechanism is arranged on the inner bottom wall of the testing box.

[0008] By adopting the above technical solution, the concrete specimen is placed on the placement board, and then the hydraulic telescopic rod is started through the control panel. The hydraulic telescopic rod drives the pressure plate to move. At this time, the pressure plate moves downward to gradually increase the pressure on the concrete specimen placed on the placement board. At this time, the pressure sensor will continuously record data to obtain the compressive performance of the concrete specimen. The concrete fragments on the placement board can be cleaned by the cleaning mechanism, and the concrete fragments can be collected in time by the collecting mechanism.

[0009] Furthermore, the cleaning mechanism includes threaded blocks slidably arranged on both sides of the interior of the detection box, a connecting plate is fixedly connected between the threaded blocks on both sides, a cleaning plate is fixedly connected to the bottom of the connecting plate, and when the cleaning plate moves, it is slidably arranged with the top of the placement plate and the inner bottom wall of the detection box, and a driving member is arranged on one side of the detection box.

[0010] By adopting the above technical solution, the driving member drives the threaded block to move horizontally on the outer surface of the threaded rod. At this time, the movement of the threaded block drives the connecting plate to move, and the movement of the connecting plate drives the cleaning plate to move, so that the cleaning plate cleans the top of the placement plate and the inner bottom wall of the detection box.

[0011] Furthermore, the driving member includes a rotating motor fixedly connected to one side of the detection box, the rotating motor is electrically connected to the control panel, the output end of the rotating motor passes through the detection box and is fixedly connected to a threaded rod 1, the output end of the rotating motor is rotatably connected to the detection box, the two ends of the threaded rod 1 are rotatably connected to the inner wall of the detection box, and the threaded rod 1 is threadedly connected to a threaded block on one side.

[0012] By adopting the above technical solution, the rotary motor is first started to drive the threaded rod 1 to rotate, and the threaded rod 1 is threadedly connected with the threaded block to move the threaded block.

[0013] Furthermore, an auxiliary rod 1 is provided inside the detection box, one end of the auxiliary rod 1 passes through the threaded block, and both ends of the auxiliary rod 1 are fixedly connected to the inner wall of the detection box.

[0014] By adopting the above technical solution, the auxiliary rod 1 provides an additional support point for the threaded block, so that the threaded block moves more smoothly.

[0015] Furthermore, the collecting mechanism includes a collecting hole opened on the bottom wall of the detection box, an empty slot is opened inside the base, the collecting hole is connected to the empty slot, a collecting box is slidably arranged inside the empty slot, two rollers are equidistantly fixedly connected to the two sides of the bottom of the collecting box, a push-pull handle is fixedly connected to one side of the collecting box, the top of the collecting box is arranged to be open, and two fixing parts are equidistantly arranged on one side of the base.

[0016] By adopting the above technical solution, the concrete fragments are dropped by the cleaning plate into the collection box and collected.

[0017] Furthermore, the fixing part includes a snap-fitting frame fixedly connected to both sides of the base, movable plates are fixedly connected to both sides of the collection box, the internal thread of the snap-fitting frame is connected to threaded rod 2, the top of threaded rod 2 is fixedly connected to a handle, and the bottom end of threaded rod 2 passes through the snap-fitting frame and is rotatably connected to a resistance plate.

[0018] By adopting the above technical solution, the collection box can be limited, thereby improving the stability of the collection box.

[0019] Furthermore, a rubber pad is fixedly connected to the bottom of the abutment plate.

[0020] By adopting the above technical solution, the rubber pad can increase the friction between the resistance plate and the moving plate.

[0021] Furthermore, the top of the abutment plate is fixedly connected with an auxiliary rod 2, the top end of the auxiliary rod 2 passes through a snap-fit ​​frame, and the snap-fit ​​frame is slidably connected with the auxiliary rod 2.

[0022] By adopting the above technical solution, the auxiliary rod 2 provides an additional support point for the resistance plate, thereby reducing the possibility of accidental movement or tilting of the resistance plate when it moves.

[0023] In summary, the present application includes at least one of the following beneficial effects:

[0024] 1. In the present application, when cleaning the concrete fragments inside the detection box, the rotating motor is first started to drive the cleaning plate to move, so that the cleaning plate cleans the top of the placement plate and the inner bottom wall of the detection box, thereby realizing automatic cleaning of the top of the placement plate and the inner bottom wall of the detection box, achieving the purpose of improving efficiency, saving labor costs, and helping to keep the detection environment clean.

[0025] 2. In the present application, when collecting concrete fragments, the cleaning plate drives the concrete fragments into the collection box for storage. By timely collecting the concrete fragments into a dedicated collection box, the cleanliness of the detection environment can be effectively maintained, the risk of fragments being scattered in the detection box is reduced, and the complexity of the cleaning work is reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the first three-dimensional structure of the detection device in this application;

[0027] Figure 2 It is a schematic diagram of the cross-sectional structure of the detection box in this application;

[0028] Figure 3 It is a schematic diagram of the second three-dimensional structure of the detection device in this application;

[0029] Figure 4 This application Figure 3 Enlarged structural diagram at A in the middle.

[0030] Description of reference numerals:

[0031] 1. Base; 2. Detection box; 3. Placement plate; 4. Hydraulic telescopic rod; 5. Pressure plate; 6. Control panel; 7. Rotating motor; 8. Threaded rod one; 9. Threaded block; 10. Connecting plate; 11. Cleaning plate; 13. Auxiliary rod one; 14. Empty slot; 15. Collection box; 16. Push-pull handle; 17. Clamping frame; 18. Moving plate; 19. Threaded rod two; 20. Resistance plate; 21. Rubber pad; 22. Auxiliary rod two; 23. Collection hole. DETAILED DESCRIPTION

[0032] The following is combined with Figure 1-4 This application is described in further detail.

[0033] The embodiment of the present application discloses a concrete compression resistance detection device.

[0034] Reference Figure 1 A concrete compression resistance testing device comprises a base 1, a testing box 2 is fixedly connected to the top of the base 1, a placing plate 3 is fixedly connected to the inner bottom wall of the testing box 2, a hydraulic telescopic rod 4 is fixedly connected to the top of the testing box 2, the bottom end of the hydraulic telescopic rod 4 passes through the testing box 2 and is fixedly connected to a pressure plate 5, a pressure sensor is arranged inside the pressure plate 5, a control panel 6 is fixedly connected to one side of the base 1, the control panel 6 is electrically connected to the hydraulic telescopic rod 4, the control panel 6 is electrically connected to the pressure sensor, a cleaning mechanism is arranged on one side of the testing box 2, and a collecting mechanism is arranged on the inner bottom wall of the testing box 2.

[0035] When performing pressure testing on a concrete specimen, the concrete specimen is first placed on the placement plate 3, and then the hydraulic telescopic rod 4 is started through the control panel 6. The hydraulic telescopic rod 4 drives the pressure plate 5 to move. At this time, the pressure plate 5 moves downward to gradually increase the pressure on the concrete specimen placed on the placement plate 3. At this time, the pressure sensor will continuously record data to obtain the compressive performance curve of the concrete specimen, including the limit of the bearing capacity and the deformation characteristics under different pressures. The concrete fragments on the placement plate 3 can be cleaned by the cleaning mechanism to keep the inside of the detection box 2 clean. The concrete fragments can be collected in time by the collecting mechanism, reducing the inconvenience of manual collection.

[0036] Reference Figure 1 and Figure 2 The cleaning mechanism includes threaded blocks 9 slidably arranged on both sides of the inside of the detection box 2, a connecting plate 10 is fixedly connected between the threaded blocks 9 on both sides, a cleaning plate 11 is fixedly connected to the bottom of the connecting plate 10, and the cleaning plate 11 is slidably arranged with the top of the placement plate 3 and the inner bottom wall of the detection box 2 when moving, and a driving member is arranged on one side of the detection box 2.

[0037] Among them, the driving part includes a rotating motor 7 fixedly connected to one side of the detection box 2, the rotating motor 7 is electrically connected to the control panel 6, the output end of the rotating motor 7 passes through the detection box 2 and is fixedly connected to a threaded rod 8, the output end of the rotating motor 7 is rotatably connected to the detection box 2, the two ends of the threaded rod 8 are rotatably connected to the inner wall of the detection box 2, and the threaded rod 8 is threadedly connected to a threaded block 9 on one side.

[0038] In addition, an auxiliary rod 13 is provided inside the detection box 2 , one end of the auxiliary rod 13 passes through the threaded block 9 , and both ends of the auxiliary rod 13 are fixedly connected to the inner wall of the detection box 2 .

[0039] When cleaning the concrete fragments inside the detection box 2, first start the rotating motor 7 to drive the threaded rod 8 to rotate, and the threaded rod 8 is threadedly connected to the threaded block 9, so that the threaded block 9 moves horizontally on the outer surface of the threaded rod 8. At this time, the movement of the threaded block 9 drives the connecting plate 10 to move, and the movement of the connecting plate 10 drives the cleaning plate 11 to move, so that the cleaning plate 11 cleans the top of the placement plate 3 and the inner bottom wall of the detection box 2, thereby realizing automatic cleaning of the top of the placement plate 3 and the inner bottom wall of the detection box 2, achieving the purpose of improving efficiency, saving labor costs, and helping to keep the detection environment clean. When the threaded block 9 moves, the auxiliary rod 13 provides an additional support point for the threaded block 9, making the threaded block 9 more stable when moving.

[0040] Reference Figure 2 and Figure 4The collecting mechanism includes a collecting hole 23 provided on the inner bottom wall of the detection box 2, an empty slot 14 is provided inside the base 1, the collecting hole 23 is communicated with the empty slot 14, a collecting box 15 is slidably provided inside the empty slot 14, two rollers are equidistantly fixedly connected to the bottom sides of the collecting box 15, a push-pull handle 16 is fixedly connected to one side of the collecting box 15, the top of the collecting box 15 is arranged in an open shape, and two fixing parts are equidistantly provided on one side of the base 1.

[0041] Among them, the fixing part includes a snap-fit ​​frame 17 fixedly connected to both sides of the base 1, a movable plate 18 is fixedly connected to both sides of the collecting box 15, the internal thread of the snap-fit ​​frame 17 is connected to a threaded rod 19, the top of the threaded rod 19 is fixedly connected to a handle, and the bottom end of the threaded rod 19 passes through the snap-fit ​​frame 17 and is rotatably connected to a resistance plate 20.

[0042] In addition, a rubber pad 21 is fixedly connected to the bottom of the abutment plate 20 .

[0043] In addition, a second auxiliary rod 22 is fixedly connected to the top of the abutment plate 20 . The top end of the second auxiliary rod 22 passes through the engaging frame 17 . The engaging frame 17 is slidably connected to the second auxiliary rod 22 .

[0044] When collecting concrete fragments, the cleaning plate 11 drives the concrete fragments into the collecting hole 23, and the concrete fragments entering the collecting hole 23 fall downward, and the collecting box 15 is adapted to the collecting hole 23, so that the concrete fragments fall into the collecting box 15 for storage. When the concrete fragments in the collecting box 15 reach a certain amount, the staff pulls the push-pull handle 16 to drive the collecting box 15 to move, so as to clean the concrete fragments in the collecting box 15. By collecting the concrete fragments into the dedicated collecting box 15 in time, the cleanliness of the detection environment can be effectively maintained, the risk of fragments being scattered in the detection box 2 is reduced, and the complexity of the cleaning work is reduced. When the collection box 15 is cleaned, the collection box 15 is pushed back into the empty slot 1. 4, at this time, the collection box 15 drives the moving plate 18 to enter the interior of the locking frame 17, and the threaded rod 19 is rotated at this time, and the threaded rod 19 is threadedly connected with the locking frame 17 through the threaded rod 19, so that the threaded rod 19 moves downward, and the threaded rod 19 moves downward to drive the contact plate 20 to move downward, so as to clamp and fix the moving plate 18, thereby improving the stability of the collection box 15 during operation. When the contact plate 20 clamps the moving plate 18, the friction between the contact plate 20 and the moving plate 18 can be increased by the rubber pad 21, so as to further fix the moving plate 18. When the contact plate 20 is moving, the auxiliary rod 22 provides an additional support point for the contact plate 20, thereby reducing the possibility of accidental movement or tilting of the contact plate 20 when it moves.

[0045] Working principle: Place the concrete specimen on the placement plate 3, and then start the hydraulic telescopic rod 4 through the control panel 6. The hydraulic telescopic rod 4 drives the pressure plate 5 to move. At this time, the pressure plate 5 moves downward to gradually increase the pressure on the concrete specimen placed on the placement plate 3. At this time, the pressure sensor will continuously record data to obtain the compressive performance of the concrete specimen. The concrete fragments on the placement plate 3 can be cleaned by the cleaning mechanism, and the concrete fragments can be collected in time by the collecting mechanism, reducing the risk of concrete fragments accumulating in the detection box 2. Start the rotating motor 7 to drive the threaded rod 8 to rotate, and the threaded rod 8 is threadedly connected to the threaded block 9 through the threaded rod 8, so that the threaded block 9 moves horizontally on the outer surface of the threaded rod 8. At this time, the movement of the threaded block 9 drives the connecting plate 10 to move, and the movement of the connecting plate 10 drives the cleaning plate 11 to move, so that the cleaning plate 11 cleans the top of the placement plate 3 and the inner bottom wall of the detection box 2.

[0046] The cleaning plate 11 drives the concrete fragments into the collecting hole 23. The concrete fragments in the collecting hole 23 fall downward and are matched with the collecting hole 23 through the collecting box 15, so that the concrete fragments fall into the collecting box 15 for storage. When the concrete fragments in the collecting box 15 reach a certain amount, the staff pulls the push-pull handle 16 to move the collecting box 15, thereby cleaning the concrete fragments in the collecting box 15.

Claims

1. A concrete compression testing device, comprising a base (1), characterized in that: The top of the base (1) is fixedly connected to a detection box (2), the inner bottom wall of the detection box (2) is fixedly connected to a placement plate (3), the top of the detection box (2) is fixedly connected to a hydraulic telescopic rod (4), the bottom end of the hydraulic telescopic rod (4) passes through the detection box (2) and is fixedly connected to a pressure plate (5), a pressure sensor is provided inside the pressure plate (5), one side of the base (1) is fixedly connected to a control panel (6), the control panel (6) is electrically connected to the hydraulic telescopic rod (4), the control panel (6) is electrically connected to the pressure sensor, one side of the detection box (2) is provided with a cleaning mechanism, and the inner bottom wall of the detection box (2) is provided with a collecting mechanism; The cleaning mechanism comprises threaded blocks (9) slidably arranged on both sides of the interior of the detection box (2), a connecting plate (10) is fixedly connected between the threaded blocks (9) on both sides, a cleaning plate (11) is fixedly connected to the bottom of the connecting plate (10), and the cleaning plate (11) is slidably arranged with the top of the placement plate (3) and the inner bottom wall of the detection box (2) when the cleaning plate (11) moves, and a driving member is arranged on one side of the detection box (2); The collecting mechanism comprises a collecting hole (23) formed on the inner bottom wall of the detection box (2); a hollow groove (14) is formed inside the base (1); the collecting hole (23) is connected to the hollow groove (14); a collecting box (15) is slidably arranged inside the hollow groove (14); two rollers are fixedly connected at equal distances on both sides of the bottom of the collecting box (15); a push-pull handle (16) is fixedly connected to one side of the collecting box (15); the top of the collecting box (15) is arranged in an open shape; and two fixing members are equidistantly arranged on one side of the base (1).

2. A concrete compression testing device according to claim 1, characterized in that: The driving member comprises a rotating motor (7) fixedly connected to one side of the detection box (2), the rotating motor (7) being electrically connected to the control panel (6), the output end of the rotating motor (7) passing through the detection box (2) and being fixedly connected to a threaded rod (8), the output end of the rotating motor (7) being rotationally connected to the detection box (2), the two ends of the threaded rod (8) being rotationally connected to the inner wall of the detection box (2), and the threaded rod (8) being threadedly connected to a threaded block (9) on one side.

3. A concrete compression testing device according to claim 1, characterized in that: An auxiliary rod 1 (13) is arranged inside the detection box (2), one end of the auxiliary rod 1 (13) passes through the threaded block (9), and both ends of the auxiliary rod 1 (13) are fixedly connected to the inner wall of the detection box (2).

4. A concrete compression testing device according to claim 1, characterized in that: The fixing member comprises a snap-fit ​​frame (17) fixedly connected to both sides of the base (1), movable plates (18) are fixedly connected to both sides of the collection box (15), a second threaded rod (19) is internally threadedly connected to the snap-fit ​​frame (17), a handle is fixedly connected to the top of the second threaded rod (19), and the bottom end of the second threaded rod (19) passes through the snap-fit ​​frame (17) and is rotatably connected to a contact plate (20).

5. A concrete compression testing device according to claim 4, characterized in that: A rubber pad (21) is fixedly connected to the bottom of the abutment plate (20).

6. A concrete compression testing device according to claim 4, characterized in that: The top of the abutment plate (20) is fixedly connected to an auxiliary rod 2 (22), the top of the auxiliary rod 2 (22) passes through the locking frame (17), and the locking frame (17) is slidably connected to the auxiliary rod 2 (22).

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