Detachable concrete frame joint shear-resistant reinforcing structure

Abstract

The utility model belongs to the field of shear resistance enhancement of concrete frame nodes, particularly relates to a detachable shear resistance enhancement structure for concrete frame nodes, and aims to solve the problems that the stability and durability of an existing concrete frame are poor when the existing concrete frame is subjected to shear load, the safety and reliability of the whole frame structure cannot be ensured, and the construction cost is low in the using process. In order to solve the problem that potential safety hazards are likely to occur in the prior art, the following scheme is provided: the structure comprises two groups of first angle steel for reinforcing the four corners of the concrete frame, each group of first angle steel comprises two pieces of first angle steel, the same frame main body is arranged among the four pieces of first angle steel, and the four pieces of first angle steel are fixed on the frame main body through first bolts; the first reinforcing mechanisms are arranged on the two sets of first angle steel and used for reinforcing the two sides of the frame body, the four sides of the frame body are reinforced through the first reinforcing mechanisms and the second reinforcing mechanisms, the shearing resistance of the whole joint of the frame body can be effectively improved, and the overall safety and reliability are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of shear reinforcement of concrete frame nodes, in particular to a detachable shear reinforcement structure of concrete frame nodes. Background Art

[0002] Concrete frame refers to the supporting structure made of concrete.

[0003] The existing concrete frame has the following deficiencies when in use:

[0004] During use, the concrete frame has poor stability and durability when subjected to shear loads, which cannot ensure the safety and reliability of the entire frame structure and is prone to safety hazards. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art, that is, the concrete frame has poor stability and durability when subjected to shear loads during use, cannot ensure the safety and reliability of the entire frame structure, and is prone to safety hazards, and to propose a detachable concrete frame node shear reinforcement structure.

[0006] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0007] A detachable concrete frame node shear reinforcement structure includes two groups of first angle steels for reinforcing the four corners of the concrete frame, each group of the two groups of first angle steels includes two first angle steels, a common frame body is provided between the four first angle steels, and the four first angle steels are all fixed to the frame body by first bolts;

[0008] A first reinforcement mechanism is provided on the two sets of first angle steels for reinforcing two sides of the frame body;

[0009] The second reinforcing mechanism is arranged on the two groups of first angle steels to reinforce the other two sides of the frame body.

[0010] In a possible design, the first reinforcement mechanism includes two groups of steel sections, each group of the two groups of steel sections consists of two steel sections, and the two groups of steel sections are respectively arranged on two groups of first angle steels. Two second angle steels are provided on the steel sections, and the second angle steels are fixed to the first angle steels by third bolts. Third through-holes are provided on the second angle steels and the steel sections, and the same fourth bolt is passed through the two third through-holes, and the bottom end of the fourth bolt is threadedly connected to a fourth nut.

[0011] In one possible design, the second reinforcement mechanism includes a first cross plate and a second cross plate for reinforcing the other two sides of the frame body, the first cross plate and the second cross plate are both provided with a first through-hole, a fifth bolt for fixing the first cross plate and the second cross plate is passed through the first through-hole, and the first cross plate and the second cross plate are both fixed to two adjacent first angle steels of the two groups of first angle steels by the fifth bolt.

[0012] In a possible design, an H-shaped steel is provided between the two steel sections to enhance the strength between the two steel sections.

[0013] In a possible design, a triangular cross plate for reinforcing the strength of the first cross plate and the second cross plate is welded to one side of the first cross plate and one side of the second cross plate.

[0014] In one possible design, the four corners of the H-shaped steel are each provided with a second through-hole, and the sides of the two steel sections close to each other are each provided with two third through-holes, the second through-holes and the third through-holes correspond to each other, and the same second bolt is passed through the second through-holes and the third through-holes, and the bottom end of the second bolt is threadedly connected to a second nut.

[0015] In this application, the installation positions are marked at the four corners of the concrete frame body, and the four first angle steels are fixed to the four corners of the frame body using the first bolts to ensure that they are firmly fastened. The two groups of steel sections are installed on the two groups of first angle steels, two steel sections on each side, and two second angle steels are installed at both ends of each steel section and fixed to the first angle steels by the third bolts. The fourth bolt is used to pass through the second angle steel and the third through-hole on the steel section, and the fourth nut is tightened to ensure a firm connection. Then, the H-shaped steel is installed between the two steel sections, and the second bolt is passed through the third through-hole on the H-shaped steel and the third through-hole on the steel section. The H-shaped steel can be fixed between the two steel sections by threading the second bolt and the second nut. Then, the first cross plate and the second cross plate are placed on the other two sides of the frame body, close to the two adjacent first angle steels (connected by the second cross plate and the second cross plate). Figure 1As shown), use the fifth bolt to pass through the first through-hole on the first cross plate (second cross plate) and the corresponding position of the first angle steel, tighten the fifth bolt to ensure that the first cross plate and the second cross plate are stable, and the four first angle steels can be effectively strengthened to improve the shear resistance of the node. The two sets of steel sections can effectively enhance the strength of two sides of the frame body, and improve the stability and durability of the frame body. The first cross plate and the second cross plate can effectively strengthen the other two sides of the frame body, and further improve the stability and durability of the frame body. By strengthening the four sides of the frame body, the shear resistance of the overall node of the frame body can be effectively improved, and the overall safety and reliability can be improved. The first cross plate, the second cross plate and the two triangular cross plates are all made of steel. The triangular cross plate can strengthen the strength of the first cross plate and the second cross plate, making it less likely to deform.

[0016] The beneficial effects of the present invention are:

[0017] In the present invention, the detachable concrete frame node shear reinforcement structure can effectively enhance the strength of both sides of the frame body through the first reinforcement mechanism and the two sets of steel sections, thereby improving the stability and durability of the frame body.

[0018] In the present invention, the detachable concrete frame node shear reinforcement structure can effectively strengthen the other two sides of the frame body through the second reinforcement mechanism and the first cross plate and the second cross plate, thereby further improving the stability and durability of the frame body. By strengthening the four sides of the frame body, the shear resistance of the overall node of the frame body can be effectively improved, thereby improving the overall safety and reliability.

[0019] In the present invention, the four sides of the frame body are reinforced by the first reinforcement mechanism and the second reinforcement mechanism, which can effectively improve the shear resistance of the overall nodes of the frame body and improve the overall safety and reliability. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the main structure of the detachable concrete frame node shear reinforcement structure proposed by the utility model;

[0021] Figure 2 This is a side view structural diagram of the detachable concrete frame node shear reinforcement structure proposed by the utility model;

[0022] Figure 3 This is a schematic diagram of the top view of the detachable concrete frame node shear reinforcement structure proposed in the utility model;

[0023] Figure 4This is a partial structural schematic diagram of the detachable concrete frame node shear reinforcement structure proposed in the utility model.

[0024] In the figure: 1. Frame body; 2. First angle steel; 3. First bolt; 4. Second angle steel; 5. Section steel; 6. Second bolt; 7. H-section steel; 8. Third bolt; 9. Fourth bolt; 10. Second nut; 11. First cross plate; 12. Triangular cross plate; 13. Fifth bolt; 14. Fourth nut; 15. First through hole. DETAILED DESCRIPTION

[0025] 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 the embodiments.

[0026] Example 1

[0027] Reference Figure 1-4 The detachable concrete frame node shear reinforcement structure is used in the field of shear reinforcement of concrete frame nodes, including: a frame body 1, the frame body 1 is a concrete structure, and mounting holes are reserved at its four corners, two groups of first angle steels 2, each group contains two first angle steels 2, a total of four first angle steels 2, these first angle steels 2 are fixed to the reserved holes at the four corners of the frame body 1 by first bolts 3, and the first reinforcement mechanism and the second reinforcement mechanism are respectively arranged on the two groups of first angle steels 2 for reinforcing both sides of the frame body 1.

[0028] First reinforcement agency:

[0029] Two groups of steel sections 5, each group containing two steel sections 5, are fixed on two groups of first angle steels 2 respectively. Two second angle steels 4 are provided on each steel section 5. These second angle steels 4 are fixed to the first angle steel 2 by third bolts 8. Third through-holes are provided on the second angle steels 4 and the steel sections 5. The second angle steels 4 and the steel sections 5 are fixed together by fourth bolts 9 and fourth nuts 14.

[0030] Second reinforcement mechanism:

[0031] The first cross plate 11 and the second cross plate are both provided with first through holes 15 , and the first cross plate 11 and the second cross plate are fixed to two adjacent first angle steels 2 of the two groups of first angle steels 2 by fifth bolts 13 .

[0032] Example 2

[0033] refer to Figure 1-4 , based on the improvement of Example 1:

[0034] The four corners of the H-shaped steel 7 are provided with second through-holes, and the sides of the two shaped steels 5 close to each other are each provided with two third through-holes.

[0035] The section steel 5 and the H-section steel 7 are fixed together by the second bolt 6 and the second nut 10 to enhance the strength between the two section steels 5 .

[0036] A triangular cross plate 12 is welded to one side of each of the first cross plate 11 and the second cross plate to enhance the strength of the first cross plate 11 and the second cross plate.

[0037] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. The detachable concrete frame node shear reinforcement structure is characterized by: It comprises two groups of first angle steels (2) for reinforcing the four corners of a concrete frame, each group of the two groups of first angle steels (2) comprises two first angle steels (2), a common frame body (1) is arranged between the four first angle steels (2), and the four first angle steels (2) are all fixed to the frame body (1) by first bolts (3); A first reinforcement mechanism, the first reinforcement mechanism being arranged on the two groups of first angle steels (2) and used for reinforcing two sides of the frame body (1); A second reinforcement mechanism is provided on the two groups of first angle steels (2) and is used to reinforce the other two sides of the frame body (1).

2. The detachable concrete frame node shear reinforcement structure according to claim 1 is characterized in that: The first reinforcement mechanism comprises two groups of steel sections (5), each group of the two groups of steel sections (5) comprises two steel sections (5), and the two groups of steel sections (5) are respectively arranged on two groups of first angle steels (2), two second angle steels (4) are arranged on the steel sections (5), and the second angle steels (4) are fixed to the first angle steels (2) by third bolts (8), and third through-holes are provided on the second angle steels (4) and the steel sections (5), and the same fourth bolt (9) is passed through the two third through-holes, and the bottom end of the fourth bolt (9) is threadedly connected with a fourth nut (14).

3. The detachable concrete frame node shear reinforcement structure according to claim 1 is characterized in that: The second reinforcement mechanism includes a first cross plate (11) and a second cross plate for reinforcing the other two sides of the frame body (1); the first cross plate (11) and the second cross plate are both provided with a first through hole (15); a fifth bolt (13) for fixing the first cross plate (11) and the second cross plate is passed through the first through hole (15); the first cross plate (11) and the second cross plate are both fixed to two adjacent first angle steels (2) of the two groups of first angle steels (2) by the fifth bolt (13).

4. The detachable concrete frame node shear reinforcement structure according to claim 1 is characterized in that: An H-shaped steel (7) is provided between the two shaped steels (5) for enhancing the strength between the two shaped steels (5).

5. The detachable concrete frame node shear reinforcement structure according to claim 3 is characterized in that: One side of the first cross plate (11) and one side of the second cross plate are both welded with triangular cross plates (12) for reinforcing the strength of the first cross plate (11) and the second cross plate.

6. The detachable concrete frame node shear reinforcement structure according to claim 4 is characterized in that: The four corners of the H-shaped steel (7) are each provided with a second through-hole, and the sides of the two steel sections (5) close to each other are each provided with two third through-holes, the second through-holes and the third through-holes correspond to each other, and the same second bolt (6) is passed through the second through-holes and the third through-holes, and the bottom end of the second bolt (6) is threadedly connected to a second nut (10).

Images