Building concrete testing device

Abstract

The utility model discloses a building concrete testing device, which relates to the technical field of concrete testing and comprises a workbench, a detection cover is mounted at the top of the workbench, a detection cavity is formed in the detection cover, a hydraulic rod is mounted in the detection cavity, and an output end of the hydraulic rod is fixedly connected with a regulator. A supporting shaft is rotationally connected into the adjuster, and a pressing plate is installed at the bottom of the supporting shaft. Compared with the prior art, the building concrete testing device has the beneficial effects that the positions of the pressing plate and the drill bit can be exchanged through the rotation of the supporting shaft, concrete can be extruded or drilled according to requirements, and the strength and hardness of the concrete can be respectively detected, so that the use function and the practicability of the device can be increased; and the movable limiting frame can drive the crack width observation instrument to displace, cracks on the surface of the concrete are detected and displayed by the display screen, and the influence on the detection effect is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete testing, in particular to a building concrete testing device. Background Art

[0002] During the construction process, concrete needs to experience the effects of various environments and forces, such as moisture, acid and alkali. If the quality of concrete is not up to standard, its mechanical properties will decline, affecting the stability and durability of the building structure. Therefore, concrete testing is very important.

[0003] Application No. 202321870815.6 discloses a building concrete strength testing device. Through the cooperation between the motor, gears, racks, splints, threaded rods and movable plates, the clamping and fixation of the concrete can be released when the pressure plate contacts the concrete, thereby preventing the splint from supporting the concrete and causing inaccurate measurement results, thereby improving the practicality of the device.

[0004] The detection structure of the above application has only one mode of pressing plate, which has a relatively simple function. In addition, cracks and defects on the concrete surface will also affect the detection results. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a building concrete testing device, which solves the problems raised in the above background technology.

[0006] To achieve the above purpose, the utility model is implemented through the following technical solutions: a building concrete testing device, including a workbench, a detection cover is installed on the top of the workbench, a detection chamber is opened inside the detection cover, a hydraulic rod is installed inside the detection chamber, the output end of the hydraulic rod is fixedly connected to a regulator, the inside of the regulator is rotatably connected to a support shaft, a pressure plate is installed at the bottom of the support shaft, a drill bit is rotatably connected to the top of the support shaft, a first motor is installed inside the support shaft, the output end of the first motor is fixedly connected to the drill bit, the inside of the detection cover and A convex groove is provided on one side of the detection cavity, a convex block is slidably connected inside the convex groove, a limiting frame is fixedly connected to one side of the convex block, a crack width observer is installed inside the limiting frame, a screw rod is rotatably connected inside the convex groove, the screw rod passes through the convex block and is threadedly connected to the convex block, a display screen is installed on one side of the detection cover, the display screen is electrically connected to the crack width observer, a base is rotatably connected to the top of the workbench and located inside the detection cover, a third motor is fixedly installed inside the workbench, and an output end of the third motor is fixedly connected to the base.

[0007] Preferably, a material collecting cavity is provided inside the workbench, a material discharge port is provided inside the workbench and at the top of the material collecting cavity, and a collection frame is placed inside the material collecting cavity.

[0008] Preferably, one side of the adjuster is rotatably connected to a gear, the gear is fixedly connected to the support shaft, an electric telescopic rod is installed on one side of the adjuster and on the top of the gear, the output end of the electric telescopic rod is connected to a rack, and the rack is meshed with the gear.

[0009] Preferably, an inlet and an outlet are provided on a side of the detection cover adjacent to the convex groove, and a cover door is installed inside the inlet and an outlet.

[0010] Preferably, a damper is installed at the bottom of the workbench, the bottom of the damper is connected to a base plate, and two telescopic springs are connected between the workbench and the base plate and on both sides corresponding to the damper.

[0011] Preferably, a second motor is installed on a side of the detection cover away from the display screen, and an output end of the second motor is fixedly connected to the screw rod.

[0012] The utility model provides a building concrete testing device, which has the following beneficial effects:

[0013] 1. The building concrete testing device can swap the positions of the pressure plate and the drill bit by rotating the support shaft. According to the needs, the concrete can be squeezed or drilled to test the strength and hardness of the concrete respectively, which is beneficial to increase the use function and practicality of the device. The movable limit frame can drive the displacement of the crack width observer to detect cracks on the concrete surface and display them on the display screen, which is beneficial to avoid affecting the detection effect.

[0014] 2. The building concrete testing device, through the discharge port opened on the workbench and the displacement of the limit plate, is convenient for pushing the debris generated after the concrete test into the collection frame and collecting it, which is convenient for cleaning the workbench. The detection cover is a closed structure, which is helpful to avoid the debris splashing around when the drill drills the concrete, causing inconvenience to the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 For this utility model Figure 1 Enlarged view of point A in the middle;

[0017] Figure 3 It is a side sectional view of the utility model.

[0018] In the figure: 1. workbench; 2. detection cover; 3. detection chamber; 4. hydraulic rod; 5. regulator; 6. support shaft; 7. pressure plate; 8. drill bit; 9. first motor; 10. convex groove; 11. convex block; 12. limit frame; 13. crack width observation instrument; 14. screw rod; 15. second motor; 16. base; 17. third motor; 18. collection chamber; 19. collection frame; 20. discharge port; 21. gear; 22. electric telescopic rod; 23. rack; 24. inlet and outlet; 25. cover door; 26. damper; 27. bottom plate; 28. telescopic spring; 29. ​​display screen. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] See also Figures 1 to 3The utility model provides a technical solution: a building concrete testing device, including a workbench 1, a detection cover 2 is installed on the top of the workbench 1, a detection chamber 3 is opened inside the detection cover 2, a hydraulic rod 4 is installed inside the detection chamber 3, an output end of the hydraulic rod 4 is fixedly connected to a regulator 5, the inside of the regulator 5 is rotatably connected to a support shaft 6, a pressing plate 7 is installed at the bottom of the support shaft 6, which rises and falls under the action of the hydraulic rod 4, and squeezes the concrete sample to facilitate the detection of its strength, a drill bit 8 is rotatably connected to the top of the support shaft 6, a first motor 9 is installed inside the support shaft 6, the output end of the first motor 9 is fixedly connected to the drill bit 8, the drill bit 8 is driven to rotate at a high speed, and the concrete sample is drilled, which is conducive to the detection of its hardness, and one side of the regulator 5 rotates A gear 21 is connected, and the gear 21 is fixedly connected to the support shaft 6. An electric telescopic rod 22 is installed on one side of the regulator 5 and at the top of the gear 21. The output end of the electric telescopic rod 22 is connected to a rack 23, and the rack 23 is meshed with the gear 21, so that the rack 23 drives the gear 21 to rotate under the action of the electric telescopic rod 22, and at the same time drives the support shaft 6 to rotate, and the positions of the pressure plate 7 and the drill bit 8 are swapped. A convex groove 10 is provided inside the detection cover 2 and on one side of the detection chamber 3. A convex block 11 is slidably connected inside the convex groove 10. A limiting frame 12 is fixedly connected to one side of the convex block 11. A crack width observer 13 is installed inside the limiting frame 12. A screw rod 14 is rotatably connected inside the convex groove 10, and the screw rod 14 passes through the convex block 11. The convex block 11 is threadedly connected to the convex block 11. A display screen 29 is installed on one side of the detection cover 2. The display screen 29 is electrically connected to the crack width observer 13, so that the convex block 11 drives the limit frame 12 to move as the crack width observer 13 rotates. The crack width observer 13 is then aligned with the concrete sample and determines the cracks on its surface, which are then displayed on the display screen 29, which helps to avoid affecting the detection effect. A second motor 15 is installed on the side of the detection cover 2 away from the display screen 29. The output end of the second motor 15 is fixedly connected to the screw rod 14 to provide power for the rotation of the screw rod 14. The top of the workbench 1 and the inside of the detection cover 2 are rotatably connected to the base 16. A third motor 17 is fixedly installed inside the workbench 1. The output end of the third motor 17 is connected to the base 16 is fixedly connected, the driving base 16 rotates, and the angle of the concrete sample is adjusted, so that the crack width observer 13 can detect the concrete sample in all directions. An aggregate cavity 18 is provided inside the workbench 1, and a discharge port 20 is provided inside the workbench 1 and located at the top of the aggregate cavity 18. A collection frame 19 is placed inside the aggregate cavity 18. With the displacement of the limit frame 12, the slag on the workbench 1 is pushed down and collected into the collection frame 19 through the discharge port 20, so as to facilitate the cleaning of the workbench 1. An inlet and outlet 24 is provided on one side of the detection cover 2 adjacent to the convex groove 10, and a cover door 25 is installed inside the inlet and outlet 24. While controlling the switch of the inlet and outlet 24, it is helpful to avoid the debris from splashing to the outside when the concrete sample is detected. A damper 26 is installed at the bottom of the workbench 1.The bottom of the damper 26 is connected to a bottom plate 27, and two telescopic springs 28 are connected between the workbench 1 and the bottom plate 27 and on both sides corresponding to the damper 26, which cooperate with the damper 26 to perform shock absorption and buffering on the workbench 1, which is conducive to increasing the stability of the workbench 1.

[0021] In summary, when the building concrete testing device is used, after opening the inlet and outlet 24 on the detection cover 2 through the cover door 25, the concrete sample is placed on the top base 16 of the workbench 1, and after it is aligned with the pressure plate 7, the second motor 15 drives the screw rod 14 in the convex groove 10 in the detection cover 2 to rotate, and the convex block 11 is threadedly connected with the screw rod 14, so that the convex block 11 drives the limit frame 12 in the detection cover 2 to move, and the crack width observation instrument 13 in the limit frame 12 detects the cracks on the concrete surface, and the cracks are displayed on the display screen 29, and the hydraulic rod 4 is started to push the regulator 5 and the support shaft 6 downward, so that the pressure plate 7 at the bottom of the support shaft 6 is aligned with the pressure plate 7 at the bottom of the support shaft 6. The concrete is squeezed and the strength of the concrete is detected. Similarly, according to the needs, the electric telescopic rod 22 on one side of the regulator 5 can be started to drive the rack 23 at its output end to move downward, and the rack 23 is meshed with the gear 21, and the gear 21 is connected to the support shaft 6, so that the gear 21 and the support shaft 6 rotate accordingly, and the drill bit 8 above the support shaft 6 is swapped with the pressing plate 7, and the drill bit 8 is driven by the first motor 9 to rotate, and the concrete is drilled to detect its hardness. After the end, the slag on the workbench 1 can be pushed to the discharge port 20 on the top of the workbench 1 through the continuous movement of the limit frame 12, and then falls and is collected in the collection frame 19 inside the workbench 1.

[0022] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A building concrete testing device, comprising a workbench (1), characterized in that: A detection cover (2) is installed on the top of the workbench (1), a detection chamber (3) is provided inside the detection cover (2), a hydraulic rod (4) is installed inside the detection chamber (3), an output end of the hydraulic rod (4) is fixedly connected to a regulator (5), the inside of the regulator (5) is rotatably connected to a support shaft (6), a pressure plate (7) is installed at the bottom of the support shaft (6), a drill bit (8) is rotatably connected to the top of the support shaft (6), a first motor (9) is installed inside the support shaft (6), the output end of the first motor (9) is fixedly connected to the drill bit (8), a convex groove (10) is provided inside the detection cover (2) and on one side of the detection chamber (3), the inside of the convex groove (10) is slidably connected to A convex block (11) is fixedly connected to a limiting frame (12) on one side of the convex block (11), a crack width observation instrument (13) is installed inside the limiting frame (12), a screw rod (14) is rotatably connected inside the convex groove (10), the screw rod (14) passes through the convex block (11) and is threadedly connected to the convex block (11), a display screen (29) is installed on one side of the detection cover (2), the display screen (29) is electrically connected to the crack width observation instrument (13), a base (16) is rotatably connected at the top of the workbench (1) and located inside the detection cover (2), a third motor (17) is fixedly installed inside the workbench (1), and an output end of the third motor (17) is fixedly connected to the base (16).

2. A building concrete testing device according to claim 1, characterized in that: A material collecting cavity (18) is provided inside the workbench (1), a material discharge port (20) is provided inside the workbench (1) and at the top of the material collecting cavity (18), and a collection frame (19) is placed inside the material collecting cavity (18).

3. A building concrete testing device according to claim 1, characterized in that: One side of the regulator (5) is rotatably connected to a gear (21), and the gear (21) is fixedly connected to a support shaft (6). An electric telescopic rod (22) is installed on one side of the regulator (5) and located on the top of the gear (21). The output end of the electric telescopic rod (22) is connected to a rack (23), and the rack (23) is meshed with the gear (21).

4. A building concrete testing device according to claim 1, characterized in that: The detection cover (2) is provided with an inlet and outlet (24) on one side adjacent to the convex groove (10), and a cover door (25) is installed inside the inlet and outlet (24).

5. A building concrete testing device according to claim 1, characterized in that: A damper (26) is installed at the bottom of the workbench (1), the bottom of the damper (26) is connected to a base plate (27), and two telescopic springs (28) are connected between the workbench (1) and the base plate (27) and on both sides corresponding to the damper (26).

6. A building concrete testing device according to claim 1, characterized in that: A second motor (15) is installed on the side of the detection cover (2) away from the display screen (29), and the output end of the second motor (15) is fixedly connected to the screw rod (14).

Images