CN211927582U - A detection device for the structural strength of a building in a construction project - Google Patents

Abstract

The utility model relates to the technical field of measuring equipment, and more specifically, it relates to a detection device for the structural strength of a building project house. The main points of the technical solution are: comprising a rebound hammer, a mounting frame is provided on the outer side of the rebound hammer, a side of the mounting frame facing the rebound hammer's impact rod is provided with a plurality of positioning rods, a clamping assembly for clamping the rebound hammer and a driving assembly for driving the clamping assembly are provided in the mounting frame, and the clamping assembly and the driving assembly are connected; when the detection device detects the concrete strength, the rebound hammer can remain vertical to the concrete wall, thereby improving the detection accuracy.

Description

A detection device for the structural strength of a building in a construction project

technical field

The utility model relates to the technical field of measuring equipment, in particular to a detection device for the structural strength of a building in a construction project.

Background technique

The strength of the house structure is determined by many factors, which can be divided into the strength of the foundation, the strength of the concrete, and the strength of the installation board. Hammer test for concrete strength.

In the prior art, the utility model patent with the publication number CN206074373U discloses a concrete hammer, including a hammer shell, a display screen is installed on the upper end of the hammer shell, and the inner upper end of the hammer shell is A controller is provided, and a first electromagnetic driver and a second electromagnetic driver are arranged in the shell of the hammer under the controller, and the first electromagnetic driver and the second electromagnetic driver are simultaneously connected with the ejector rod.

However, when a general hammer is usually used, it is necessary to place the hammer perpendicular to the concrete wall to obtain accurate test data. During the test of the above-mentioned concrete hammer, it may happen that the concrete hammer does not work properly. The situation occurs perpendicular to the detection surface, which in turn affects the accuracy of the test data, so it needs to be improved.

Utility model content

In view of the deficiencies in the prior art, the purpose of the present invention is to provide a detection device for the structural strength of a building in a construction project. When the detection device detects the strength of the concrete, the hammer can be kept perpendicular to the concrete wall, thereby improving the detection efficiency. precision.

The above-mentioned technical purpose of the present utility model is achieved through the following technical solutions: a detection device for the structural strength of a building in a construction project, comprising a rebound hammer, and a mounting frame is sleeved on the outside of the hammer, and the installation frame faces the rebound hammer A number of positioning rods are arranged on one side of the ejector rod, and a clamping assembly for clamping the hammer and a driving assembly for driving the clamping assembly are arranged in the installation frame. The clamping assembly and the driving assembly connected.

By adopting the above technical solution, when the concrete wall needs to be detected by the hammer, place the positioning rod on the wall surface of the concrete wall, put the hammer into the pass-through clamping assembly, and drive the clamp through the driving assembly. Hold the component to clamp the hammer so that the hammer can be fixed on the installation frame. After the positioning rod is placed on the wall of the concrete wall, the hammer will not easily shift under the action of the positioning rod, so that the rebound The bombmeter can be kept perpendicular to the concrete wall, thereby improving the detection accuracy.

In a preferred example of the present invention, it can be further configured as follows: the clamping assembly includes two horizontally arranged sliding rods, the two sliding rods respectively move through two opposite inner walls of the installation frame, and the two sliding rods A clamping plate is fixedly connected to one end of the sliding rod, the cross-section of the clamping plate is arranged in an arc shape, and the opposite inner walls of the two clamping plates are abutted and matched with the hammer.

By adopting the above technical solution, move the two sliding rods to keep the two clamping plates away from each other, insert the Hammer between the two clamping plates, and move the two sliding rods again to make the two clamping plates move away from each other. The holding plates are close to each other, and the two clamping plates clamp the hammer. The relative distance between the two clamping plates can be adjusted to adapt to different sizes of the hammer.

In a preferred example of the present invention, it can be further configured as follows: the drive assembly includes a plurality of bearing seats, a horizontally arranged bidirectional screw rod, and two horizontally arranged connecting rods, and the plurality of bearing seats are fixedly connected to one of the mounting frames. On the outer side wall, the bidirectional screw rod is rotatably connected between several receiving seats, and the two connecting rods are respectively located on both sides of the installation frame. One end of the connecting rod is threadedly connected with the bidirectional screw rod, and the other end is Rod fixed connection.

By adopting the above technical solution, the two-way screw is rotated so that the connecting rods at both ends of the two-way screw are close to each other or away from each other, so as to drive the two sliding rods to move, and then the two clamping plates are moved closer to or away from each other, so as to realize For the purpose of adjusting the two clamping plates synchronously.

In a preferred example of the present invention, it can be further configured as follows: a guide rod is vertically fixed on the outer side wall of the installation frame, and the guide rod penetrates the connecting rod.

By adopting the above technical solution, the connecting rod can move along the length direction of the guide rod, so as to improve the stability of the connecting rod during the movement.

In a preferred example of the present invention, the two ends of the two-way screw rod are fixedly connected with convex blocks, and the outer walls of the convex blocks are provided with convex ribs in the circumferential direction.

By adopting the above-mentioned technical solution, the two-way screw can be rotated more conveniently and labor-savingly by holding the convex block and the convex edge on the side surface of the convex block.

In a preferred example of the present invention, it can be further configured that: the side wall of the clamping plate away from the sliding rod is provided with an anti-skid pad, and the anti-skid pad collides with the hammer.

By adopting the above technical solution, the anti-skid pad can increase the friction coefficient of the clamping plate, so as to increase the frictional force of the clamping plate to clamp the hammer, thereby reducing the occurrence of detachment between the hammer and the clamping plate.

In a preferred example of the present invention, the positioning rod includes an upper rod and a lower rod, the upper end surface of the upper rod is hinged to the mounting frame, and the lower end surface is hinged to the upper end surface of the lower rod.

By adopting the above technical solution, after the detection device is used, the upper rod and the lower rod are folded and retracted, so that the length of the positioning rod after retraction is smaller, which further facilitates the storage and carrying of the detection device.

In a preferred example of the present invention, it can be further configured as follows: the lower end of the lower rod is sleeved with a protective cover.

By adopting the above technical solution, the protective cover has a protective effect on the lower rod, so that the lower end of the lower rod is not easily damaged, thereby making the lower rod more durable.

To sum up, the present utility model includes at least one of the following beneficial technical effects:

1. When it is necessary to use the hammer to test the concrete wall, place the positioning rod on the wall of the concrete wall, put the hammer into the clamping component, and drive the clamping component to return to the back through the driving component. The Hammer is clamped so that the Hammer is fixed on the installation frame. After the positioning rod is placed on the wall of the concrete wall, the Hammer will not be easily displaced under the action of the positioning rod, so that the Hammer can be connected with the positioning rod. The concrete wall remains vertical, thereby improving the detection accuracy;

2. Move the two sliding rods to keep the two clamping plates away from each other, insert the hammer between the two clamping plates, and move the two sliding rods again to make the two clamping plates close to each other , the hammer is clamped by two clamping plates, and the relative distance between the two clamping plates can be adjusted to adapt to different sizes of the hammer;

3. Rotate the two-way screw so that the connecting rods at both ends of the two-way screw are close to each other or away from each other, so as to drive the two sliding rods to move, so that the two clamping plates are close to or away from each other, so as to realize the synchronous adjustment of the two The purpose of the block holding plate.

Description of drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention.

Reference numerals: 1. Hammer; 2. Mounting frame; 3. Positioning rod; 31. Upper rod; 32. Lower rod; 4. Clamping assembly; 41. Sliding rod; Anti-skid pad; 6. Drive assembly; 61. Socket; 62. Two-way screw; 63. Connecting rod; 7. Guide rod; 71. Limit block; .

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings.

A detection device for the structural strength of a building in a construction project, as shown in FIG. 1 , includes a rebound hammer 1 arranged vertically, and a mounting frame 2 arranged vertically is sleeved on the outer side of the hammer hammer 1. In this embodiment, The installation frame 2 may be a frame body formed by vertically connecting four strip-shaped boards end to end in sequence. A number of positioning rods 3 are hinged on one side of the mounting frame 2 facing the ejection rod of the rebound hammer 1. In this embodiment, the number of positioning rods 3 is set to four, and the four positioning rods 3 are evenly arranged in a matrix and The outwardly inclined setting of the self-installing frame 2. In addition, the mounting frame 2 is provided with a clamping assembly 4 for clamping the hammer 1 and a driving assembly 6 for driving the clamping assembly 4 .

As shown in FIG. 1 , specifically, the clamping assembly 4 includes two horizontally arranged sliding rods 41 , and the two sliding rods 41 respectively move through two opposite inner walls of the installation rod, and are both perpendicular to the inner wall of the installation frame 2 . At the same time, one end of the two sliding rods 41 inside the mounting frame 2 is fixedly connected with a horizontally arranged clamping plate 42 , the cross-sections of the two clamping plates 42 are arranged in an arc shape, and the concave parts of the two clamping plates 42 are facing The opposite inner walls of the two clamping plates 42 are in abutment with the outer wall of the hammer 1 . In addition, the side wall of the clamping plate 42 away from the sliding rod 41 is provided with an anti-skid pad 5 . In this embodiment, the material of the anti-skid pad 5 can be made of rubber. During clamping, the anti-skid pad 5 and the anti-skid pad 5 collide with the outer wall of the hammer 1 .

As shown in FIG. 1 , specifically, the driving assembly 6 includes a plurality of bearing seats, a horizontally arranged bidirectional screw rod 62 , and two horizontally arranged connecting rods 63 . In this embodiment, the number of the receiving seats 61 is set to two, and the two receiving seats 61 are vertically fixed to an outer side wall of the mounting frame 2 and are arranged at intervals along the length direction of the sliding rod 41 . At the same time, the two-way screw 62 penetrates through the two sockets 61 in sequence and is rotatably connected between the opposite side walls of the two sockets 61 . Two connecting rods 63 are respectively located on both sides of the mounting frame 2 and are respectively perpendicular to the bidirectional screw rod 62 and the sliding rod 41 . In addition, two outer side walls of the mounting frame 2 are vertically fixed with guide rods 7 , which are arranged along the length of the sliding rod 41 and pass through the connecting rod 63 , and the end of the guide rod 7 is fixedly connected to the limiting block 71 . Two ends of the two-way screw 62 are vertically fixed with cylindrical convex blocks 8 , and the outer walls of the convex blocks 8 are provided with convex ribs 81 in the circumferential direction.

As shown in FIG. 1, the positioning rod 3 includes an upper rod 31 and a lower rod 32. The upper end surface of the upper rod 31 is hinged to the mounting frame 2, and the lower end surface is hinged to the upper end surface of the lower rod 32. When the lower end surface of the upper rod 31 is hinged to the upper end surface of the lower rod 32 When the upper end surfaces of the lower rods 32 are in contact with each other, the positioning rods 3 are kept in a fully opened state. In addition, the lower end of the lower rod 32 is sleeved with a protective cover 9, so that the lower end of the lower rod 32 is not easily damaged.

The implementation principle of this embodiment is as follows: when the hammer 1 needs to be used to detect the concrete wall, the positioning rod 3 is placed on the wall of the concrete wall, and the hammer 1 is placed in the two clamping plates 42 In between, the two-way screw 62 is rotated to make the connecting rods 63 at both ends of the two-way screw 62 approach each other, so as to drive the two sliding rods 41 to move, so that the two clamping plates 42 are After clamping, after the positioning rod 3 is placed on the wall of the concrete wall, the hammer 1 is not easily displaced under the action of the positioning rod 3, so that the hammer 1 can be kept perpendicular to the concrete wall, thereby improving the detection accuracy.

The examples of this specific embodiment are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore: all equivalent changes made according to the structure, shape and principle of the present invention are not It should be covered within the protection scope of the present invention.

Claims (8)

1. The utility model provides a detection apparatus for building engineering house structural strength, includes resiliometer (1), its characterized in that: resiliometer (1) outside cover is equipped with installing frame (2), installing frame (2) are provided with a plurality of locating lever (3) towards a side of the impact bar of resiliometer (1), be provided with in installing frame (2) and be used for centre gripping resiliometer (1) centre gripping subassembly (4) and drive assembly (6) that are used for driving centre gripping subassembly (4), centre gripping subassembly (4) are connected with drive assembly (6).

2. The apparatus for detecting structural strength of a building of construction engineering according to claim 1, wherein: centre gripping subassembly (4) are including two slide bar (41) that the level set up, two slide bar (41) respectively the activity run through two inner walls that installing frame (2) is relative, two the equal fixedly connected with grip block (42) of the close one end of slide bar (41), the cross-section of grip block (42) is the arc setting, two the inner wall that grip block (42) is relative all cooperates with resiliometer (1) butt.

3. The apparatus for detecting structural strength of a building of construction engineering according to claim 1, wherein: drive assembly (6) bear two-way lead screw (62), two connecting rod (63) that the level set up including a plurality of, and a plurality of accepts seat (61) fixed connection in the lateral wall of installing frame (2), two-way lead screw (62) are rotated and are connected and accept between seat (61) in a plurality of, two connecting rod (63) are located the both sides of installing frame (2) respectively, the one end and two-way lead screw (62) threaded connection of connecting rod (63), the other end and slide pole (41) fixed connection.

4. The apparatus for detecting structural strength of a building of construction engineering according to claim 1, wherein: the outer side wall of the mounting frame (2) is vertically fixed with a guide rod (7), and the guide rod (7) penetrates through a connecting rod (63).

5. A device for detecting the structural strength of a building in constructional engineering as claimed in claim 3, wherein: the two ends of the bidirectional screw rod (62) are fixedly connected with lugs (8), and convex ribs (81) are arranged on the outer wall of each lug (8) in the circumferential direction.

6. The apparatus for detecting structural strength of a building in constructional engineering as claimed in claim 2, wherein: the side wall of the clamping plate (42) far away from the sliding rod (41) is provided with an anti-skidding cushion block (5), and the anti-skidding cushion block (5) is abutted to the rebound tester (1).

7. The apparatus for detecting structural strength of a building of construction engineering according to claim 1, wherein: the positioning rod (3) comprises an upper rod (31) and a lower rod (32), the upper end face of the upper rod (31) is hinged to the mounting frame (2), and the lower end face of the upper rod is hinged to the upper end face of the lower rod (32).

8. The apparatus for detecting structural strength of a building of construction engineering according to claim 7, wherein: the lower end of the lower rod (32) is sleeved with a protective sleeve (9).

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