CN221826678U - A nondestructive testing structure for structural concrete - Google Patents

Abstract

The utility model relates to the technical field of concrete detection, in particular to a structural concrete nondestructive detection structure, which comprises a base, a positioning plate and a mounting plate; the base is provided with a fixed frame, and the fixed frame is provided with a lifting component for adjusting the height of the mounting plate; one end of mounting bracket is connected to the locating plate, is equipped with the through-hole on the locating plate, and the slip is equipped with the installation component that is used for fixed resiliometer main part on the mounting panel, is equipped with on the mounting panel and is used for promoting the gliding propelling movement subassembly of installation component on the mounting panel. According to the utility model, the mounting assembly is used for fixing the position of the resiliometer main body, so that the resiliometer main body can detect the side wall of a concrete structure, the pushing assembly can automatically impact the mounting assembly and the resiliometer main body to be away from the surface of the concrete, and the lifting assembly can be used for adjusting the height of the resiliometer main body, so that the resiliometer main body is prevented from being inconvenient to use when the height is higher.

Description

A nondestructive testing structure for structural concrete

Technical Field

The utility model relates to the technical field of concrete detection, in particular to a structural concrete nondestructive detection structure.

Background Art

Reinforced concrete structure is the main load-bearing component of concrete buildings. The bearing capacity of reinforced concrete structure is mainly controlled by the cross-sectional size, effective cross-sectional height, strength of concrete and steel bars, and reinforcement amount. Common bridge engineering inspection methods include rebound method, ultrasonic rebound method, core drilling method, etc. Among them, ultrasonic rebound method has the most advantages. Ultrasonic rebound method is a method that uses ultrasonic instrument and rebound instrument to detect the sound and rebound value of the same area of concrete.

The Chinese patent with the authorization announcement number CN215727453U discloses a non-destructive testing device for reinforced concrete structures, which relates to the field of reinforced concrete testing. The non-destructive testing device for reinforced concrete structures includes a wall abutment plate, a rebound tester body and a clamping and fixing mechanism. The top of the wall abutment plate is fixedly connected with two groups of vertical guide rails, and a sliding clamping seat is slidably connected between the two groups of vertical guide rails. The top of the sliding clamping seat is provided with a cylindrical groove, the back of the sliding clamping seat is provided with a square groove, the front of the sliding clamping seat is fixedly connected with a pressing handle, and the top of the wall abutment plate is provided with a detection port. The non-destructive testing device for reinforced concrete structures can ensure that the rebound tester body is perpendicular to the wall when performing testing, thereby ensuring accurate detection data of the reinforced concrete wall and good detection effect.

However, the above technical solution has the following defects: in the above concrete structure nondestructive testing device, the wall clamping plate needs to be pressed against the wall when in use, but when the side wall of the wall needs to be tested, the entire device and the rebound tester body need to be lifted, and then the pressing handle is operated to hit the wall, which is inconvenient to use.

Utility Model Content

The utility model aims to provide a structural concrete nondestructive testing structure in view of the problems existing in the background technology.

The technical solution of the utility model: a structural concrete nondestructive testing structure, including a base, a positioning plate and a mounting plate;

A fixing frame is provided on the base, and a lifting component for adjusting the height of the mounting plate is provided on the fixing frame;

The positioning plate is connected to one end of the mounting frame, a through hole is arranged on the positioning plate, a mounting assembly for fixing the rebound tester body is slidably arranged on the mounting plate, and a pushing assembly for pushing the mounting assembly to slide on the mounting plate is arranged on the mounting plate.

Preferably, the mounting assembly includes a pressing plate, a mounting seat, a nut, a screw and a guide rod;

The mounting seat is slidably connected to the mounting plate, and a plurality of guide rods and screw rods are provided, and the guide rods and screw rods are connected to the mounting seat;

The pressing plate is slidably connected to a plurality of guide rods, a plurality of nuts are provided, the nuts are matched and connected with the screw rods, the nuts correspond to the screw rods one by one, and the nuts are above the pressing plate.

Preferably, a groove for accommodating the rebound tester body is provided at the upper end of the mounting seat, and the cross-sectional shape of the groove is V-shaped.

Preferably, the pushing assembly includes a connecting rod and a rotating disk;

The turntable is rotatably connected to the mounting plate, a round pin is arranged on the turntable, the round pin is eccentrically arranged with the turntable, a driving motor is arranged on the mounting plate, and the driving motor is connected to the turntable through transmission;

A fixing block is arranged on the mounting seat; two ends of the connecting rod are rotatably connected with the fixing block and the round pin respectively.

Preferably, the lifting assembly includes a mounting frame, a mounting block and a screw rod;

The fixing frame is provided with a slide groove, the mounting frame is provided with a slider, the slider is slidably connected with the slide groove, and the mounting plate is connected with the mounting frame;

The screw rod is rotatably connected to the fixing frame, a driving assembly is arranged on the fixing frame, the driving assembly is transmission-connected to the screw rod, the mounting block is connected to the mounting frame, and the mounting block is matched with the screw rod thread.

Preferably, a plurality of universal wheel assemblies are provided on the base, the plurality of universal wheel assemblies are evenly distributed at the lower end of the base, and a push rod is provided on the base.

Preferably, the projection shape of the fixing frame is an inverted C shape, and a reinforcing plate is provided on the fixing frame, and the reinforcing plate is connected to the base.

Compared with the prior art, the above technical solution of the utility model has the following beneficial technical effects:

In the utility model, firstly, the detection structure is moved to the position to be detected by multiple universal wheel assemblies, the rebound tester body is installed in the installation assembly on the installation plate, the lifting assembly can adjust the height of the installation plate, the detection point is located in the through hole of the positioning plate, the positioning plate is pressed against the surface of the concrete structure, so that the height of the rebound tester body is convenient to adjust, no manual hand-held operation is required, and the use is more convenient and flexible; the pushing assembly can drive the installation assembly to slide on the installation plate, and the installation assembly drives the rebound tester body to approach and hit the wall, and then move away to detect the concrete structure; in the utility model, the installation assembly fixes the position of the rebound tester body, so that the rebound tester body can detect the side wall of the concrete structure, the pushing assembly can automatically hit and move the installation assembly and the rebound tester body away from the concrete surface, and the lifting assembly can adjust the height of the rebound tester body to prevent inconvenience when the detection height is high.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a three-dimensional diagram of a structural concrete nondestructive testing structure proposed by the present utility model.

FIG. 2 is a three-dimensional diagram from another viewing angle of an embodiment of the present invention.

FIG3 is a cross-sectional view of a structural concrete nondestructive testing structure proposed by the present invention.

FIG. 4 is a schematic diagram of the structure of an installation component and a pushing component in an embodiment of the present invention.

Figure numerals: 1. base; 2. universal wheel assembly; 3. fixing frame; 4. reinforcement plate; 5. positioning plate; 6. pressure plate; 7. slide groove; 8. mounting seat; 9. nut; 10. screw; 11. guide rod; 12. mounting plate; 13. push rod; 14. mounting frame; 15. connecting rod; 16. turntable; 17. slide rail; 18. drive motor; 19. mounting block; 20. drive assembly; 21. screw; 22. round pin; 23. groove; 24. fixing block.

DETAILED DESCRIPTION

Embodiment 1

As shown in FIGS. 1 to 4 , a structural concrete nondestructive testing structure proposed in the present invention includes a base 1, a positioning plate 5 and a mounting plate 12;

A fixing frame 3 is provided on the base 1, and a lifting component for adjusting the height of the mounting plate 12 is provided on the fixing frame 3;

Furthermore, the base 1 is provided with a plurality of universal wheel assemblies 2, which are evenly distributed at the lower end of the base 1, and the base 1 is provided with a push rod 13, which pushes the push rod 13 to move the device to a suitable position through the universal wheel assembly 2;

Furthermore, the projection shape of the fixing frame 3 is an inverted shape, and a reinforcing plate 4 is provided on the fixing frame 3, and the reinforcing plate 4 is connected to the base 1, so that the structure of the fixing frame 3 is more stable;

The positioning plate 5 is connected to one end of the mounting frame 14 , and a through hole is provided on the positioning plate 5 . A mounting assembly for fixing the rebound tester body is slidably provided on the mounting plate 12 , and a pushing assembly for pushing the mounting assembly to slide on the mounting plate 12 is provided on the mounting plate 12 .

In the utility model, firstly, the detection structure is moved to the position to be detected by multiple universal wheel assemblies 2, the rebound tester body is installed in the installation assembly on the installation plate 12, the lifting assembly can adjust the height of the installation plate 12, the detection point is located in the through hole of the positioning plate 5, the positioning plate 5 is pressed against the surface of the concrete structure, so that the height of the rebound tester body is convenient to adjust, no manual hand-held operation is required, and the use is more convenient and flexible; the pushing assembly can drive the mounting assembly to slide on the mounting plate 12, and the mounting assembly drives the rebound tester body to approach and hit the wall, and then move away from it to detect the concrete structure; in the utility model, the mounting assembly fixes the position of the rebound tester body, so that the rebound tester body can detect the side wall of the concrete structure, the pushing assembly can automatically hit and move the mounting assembly and the rebound tester body away from the concrete surface, and the lifting assembly can adjust the height of the rebound tester body to prevent inconvenience when the detection height is high.

Embodiment 2

As shown in FIG3-FIG4, the utility model proposes a structural concrete nondestructive testing structure. Compared with the first embodiment, the mounting assembly in the present embodiment includes a pressing plate 6, a mounting seat 8, a nut 9, a screw rod 10 and a guide rod 11;

The mounting seat 8 is slidably connected to the mounting plate 12, and a plurality of guide rods 11 and screw rods 10 are provided, and the guide rods 11 and screw rods 10 are connected to the mounting seat 8;

Furthermore, a slide rail 17 is provided at the upper end of the mounting plate 12, the mounting seat 8 is slidably connected to the slide rail 17, and the pushing assembly pushes the mounting seat 8 to move along the slide rail 17;

The pressing plate 6 is slidably connected to a plurality of guide rods 11 , a plurality of nuts 9 are provided, the nuts are cooperatively connected with the screw rods 10 , the nuts 9 correspond to the screw rods 10 one by one, and the nuts 9 are above the pressing plate 6 .

Furthermore, a groove 23 for placing the rebound tester body is provided at the upper end of the mounting seat 8, and the cross-sectional shape of the groove 23 is V-shaped.

The pushing assembly includes a connecting rod 15 and a rotating disk 16;

The turntable 16 is rotatably connected to the mounting plate 12. A round pin 22 is provided on the turntable 16. The round pin 22 is eccentrically arranged with the turntable 16. A driving motor 18 is provided on the mounting plate 12. The driving motor 18 is transmission-connected to the turntable 16.

The mounting seat 8 is provided with a fixing block 24 ; the two ends of the connecting rod 15 are rotatably connected to the fixing block 24 and the round pin 22 respectively.

In this embodiment, the rebound tester body is installed in the groove 23 on the mounting seat 8, the nut 9 is threadedly connected with the screw 10, the nut 9 is pressed on the upper end surface of the pressure plate 6, and the pressure plate 6 presses the rebound tester body; the driving motor 18 in the pushing assembly drives the turntable 16 to rotate, and the round pin 22 rotates with the turntable 16. When the round pin 22 rotates to the end away from the positioning plate 5, the mounting seat 8 is pulled to the end away from the positioning plate 5 through the connecting rod 15. When the round pin 22 rotates to the end close to the positioning plate 5, the connecting rod 15 drives the mounting seat 8 to gradually approach the positioning plate 5, and further one end of the rebound tester body passes through the through hole and hits the surface of the concrete structure for detection.

Embodiment 3

As shown in FIG3 , the utility model proposes a structural concrete nondestructive testing structure. Compared with the first embodiment, the lifting assembly in this embodiment includes a mounting frame 14 , a mounting block 19 and a screw rod 21 ;

The fixing frame 3 is provided with a slide groove 7, the mounting frame 14 is provided with a slider, the slider is slidably connected with the slide groove 7, and the mounting plate 12 is connected with the mounting frame 14;

The screw rod 21 is rotatably connected to the fixing frame 3 , and a driving assembly 20 is provided on the fixing frame 3 . The driving assembly 20 is transmission-connected to the screw rod 21 . The mounting block 19 is connected to the mounting frame 14 , and the mounting block 19 is threadedly matched with the screw rod 21 .

In this embodiment, the driving assembly 20 is started to drive the screw rod 21 to rotate, the mounting block 19 on the mounting frame 14 is threadedly connected to the screw rod 21, the mounting block 19 drives the mounting frame 14 to move along the slide groove 7 on the fixing frame 3, and the mounting assembly on the mounting plate 12 drives the rebound tester body to move up and down.

The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims (7)

1. The nondestructive testing structure of the structural concrete is characterized by comprising a base (1), a positioning plate (5) and a mounting plate (12);

A fixing frame (3) is arranged on the base (1), and a lifting component for adjusting the height of the mounting plate (12) is arranged on the fixing frame (3);

One end of mounting bracket (14) is connected to locating plate (5), is equipped with the through-hole on locating plate (5), and the slip is equipped with the installation component that is used for fixed resiliometer main part on mounting panel (12), is equipped with on mounting panel (12) and is used for promoting the gliding propelling movement subassembly of installation component on mounting panel (12).

2. A structural concrete nondestructive testing structure according to claim 1, wherein the mounting assembly comprises a press plate (6), a mounting base (8), a nut (9), a screw (10) and a guide rod (11);

The mounting seat (8) is connected with the mounting plate (12) in a sliding manner, a plurality of guide rods (11) and screw rods (10) are arranged, and the guide rods (11) and the screw rods (10) are connected with the mounting seat (8);

The clamp plate (6) sliding connection a plurality of guide arms (11), and nut (9) are equipped with a plurality ofly, and nut and screw rod (10) cooperation are connected, and nut (9) and screw rod (10) one-to-one, and nut (9) are in the top of clamp plate (6).

3. A structural concrete nondestructive testing structure according to claim 2, wherein the upper end of the mounting base (8) is provided with a groove (23) for placing the resiliometer main body, and the cross-section of the groove (23) is V-shaped.

4. A structural concrete nondestructive testing structure according to claim 1, wherein the pushing assembly comprises a connecting rod (15) and a turntable (16);

The rotary table (16) is rotationally connected with the mounting plate (12), the rotary table (16) is provided with a round pin (22), the round pin (22) and the rotary table (16) are eccentrically arranged, the mounting plate (12) is provided with a driving motor (18), and the driving motor (18) is in transmission connection with the rotary table (16);

A fixed block (24) is arranged on the mounting seat (8); the two ends of the connecting rod (15) are respectively connected with the fixed block (24) and the round pin (22) in a rotating way.

5. A structural concrete nondestructive inspection structure according to claim 1, wherein the lifting assembly comprises a mounting bracket (14), a mounting block (19) and a screw (21);

A sliding groove (7) is formed in the fixing frame (3), a sliding block is arranged on the mounting frame (14), the sliding block is connected with the sliding groove (7) in a sliding fit manner, and the mounting plate (12) is connected with the mounting frame (14);

The lead screw (21) is rotationally connected with the fixing frame (3), the fixing frame (3) is provided with a driving component (20), the driving component (20) is in transmission connection with the lead screw (21), the mounting block (19) is connected with the mounting frame (14), and the mounting block (19) is in threaded fit connection with the lead screw (21).

6. The structural concrete nondestructive testing structure according to claim 1, wherein the base (1) is provided with a plurality of universal wheel assemblies (2), the universal wheel assemblies (2) are uniformly distributed at the lower end of the base (1), and the base (1) is provided with push rods (13).

7. The structural concrete nondestructive testing structure according to claim 1, wherein the projection shape of the fixing frame (3) is an inverted U shape, the reinforcing plate (4) is arranged on the fixing frame (3), and the reinforcing plate (4) is connected with the base (1).