Building column-beam joint reinforcing structure

By combining studs, long screws, short screws, and hexagonal blocks, the problem of the inability to adjust the support position in existing column-beam joint reinforcement structures is solved, achieving a stable connection between the column and the beam, preventing edge breakage and loosening of the fixation, and enhancing the reinforcement effect.

CN224186945UActive Publication Date: 2026-05-01CHONGQING DESIGN GROUP ENGINEERING INSPECTION TECHNOLOGY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHONGQING DESIGN GROUP ENGINEERING INSPECTION TECHNOLOGY CO LTD
Filing Date
2025-05-23
Publication Date
2026-05-01

AI Technical Summary

Technical Problem

The existing column-beam joint reinforcement structure of the building cannot adjust the support position, resulting in broken corners and unstable fixation, which cannot meet the needs of different reinforcement situations.

Method used

It adopts a combination structure of studs, long screw barrels, short screw barrels and hexagonal blocks. Through the cooperation of connecting shaft and wrench, the studs are rotated and lifted in the screw barrel. Combined with the groove fixation of soft iron bars and fastening bolts, an adjustable reinforcement frame is formed to prevent the edges and corners from breaking and the fixation from loosening.

Benefits of technology

It achieves a stable connection between the column and the beam, prevents edge breakage, provides adjustable support, and enhances fixation stability and adaptability.

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    Figure CN224186945U_ABST
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Abstract

The utility model discloses a building column-beam joint reinforcing structure which comprises a column body and a cushion block, a beam body is installed above the column body, the cushion block is installed on the outer side of the column body, a connecting shaft is installed on the outer side of the cushion block, a stud is connected to one side of the connecting shaft in a rotating mode, the periphery of the stud is in threaded connection with a long screw cylinder, and the long screw cylinder is in threaded connection with the column body. And a short screw cylinder is arranged above the long screw cylinder. Compared with an existing reinforcing structure, the building column-beam joint reinforcing structure has the advantages that the soft iron bars are wound in the caulking grooves, the fastening bolts are rotated to drive the two connecting blocks to abut against each other, accordingly, the cushion blocks are fixed to the proper positions of the column body and the beam body, and then the reinforcing frame is fixed to the cushion blocks on the two sides through screws; the two studs on the column body and the beam body are rotationally aligned through the connecting shaft, the studs are screwed into the long screw cylinder and the short screw cylinder, the hexagonal block is pulled to rotate through the wrench, the studs are screwed out of the long screw cylinder and the short screw cylinder, the studs on the two sides are jacked up, and the lower portion of the beam body is supported.
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Description

Technical Field

[0001] This utility model relates to the field of building technology, specifically to a reinforcement structure for column-beam joints in buildings. Background Technology

[0002] During the design, construction, or use of a building structure, factors such as design and construction defects, changes in usage functions, and structural aging may lead to a decrease in the normal load-bearing capacity of the structure, resulting in insufficient structural reliability. In order to continue using the constructed structure, avoid unnecessary demolition or replacement, and ensure its safe and applicable use, meeting various expected functional requirements within the specified period, it is necessary to strengthen and modify the structure. To adapt to different strengthening situations, easily adjustable reinforcement structures for building column-beam joints are required.

[0003] The existing patent, CN220036227U, entitled "A Reinforcement Structure for House Beams and Columns," relates to the field of building structure reinforcement technology, specifically a reinforcement structure for house beams and columns. It includes an L-shaped fixing plate with grooves on its top and side plates. Each groove houses a fixing hoop assembly, which comprises a first U-shaped fixing hoop and a second U-shaped fixing hoop. Both ends of the first U-shaped fixing hoop are fixedly connected to a first connecting plate, and a sliding rod slides through the first connecting plate. Both ends of the second U-shaped fixing hoop are fixedly connected to a second connecting plate. An elliptical insert is fixedly connected to one end of the sliding rod near the second connecting plate, and a limit block is fixedly connected to the other end. The second connecting plate has an elliptical through-slot corresponding to the elliptical insert, allowing the elliptical insert to pass through. This utility model, through the combined use of the L-shaped fixing plate and the fixing hoop assembly, reinforces the connection between columns and beams, increasing the stability of the connection, enhancing load-bearing capacity, and ensuring stability.

[0004] The aforementioned device uses an L-shaped fixing plate and a fixing hoop assembly to reinforce the connection between the column and the beam, increasing the stability of the connection. However, since the beams and columns are mostly concrete structures, the corners are relatively fragile. The fixing hoop is prone to breakage under stress, affecting the fixation. Furthermore, the reinforcing plate is not adjustable, and the support position cannot be adjusted according to the situation, which cannot well meet people's usage needs. In view of the above, technical innovation is carried out on the basis of the existing reinforcement structure. Utility Model Content

[0005] The purpose of this utility model is to provide a reinforcement structure for column-beam joints in buildings to solve the problems mentioned in the background art.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a column-beam joint reinforcement structure for a building, comprising a column and a pad, wherein a beam is installed on the top of the column, the pad is installed on the outside of the column, and a connecting shaft is installed on the outside of the pad, a stud is rotatably connected to one side of the connecting shaft, and a long screw is threadedly connected to the periphery of the stud, and a short screw is provided above the long screw.

[0007] Furthermore, a hexagonal block is installed in the middle of the long screw cylinder, and the hexagonal block is welded to the long screw cylinder. A hexagonal block is also provided on the short screw cylinder to facilitate rotation with a wrench.

[0008] Furthermore, the pad has an embedded groove inside, and the groove is embedded in the pad to prevent the soft iron strip from shifting under force, thus maintaining a fixed and stable position.

[0009] Furthermore, a fixing component is installed inside the groove, and the fixing component is embedded in the groove.

[0010] Furthermore, the fixing component includes a soft iron strip, connecting blocks, and fastening bolts. Connecting blocks are welded to both ends of the soft iron strip, and fastening bolts are installed inside the connecting blocks. Rotating the fastening bolts causes the two connecting blocks to come into contact, thereby fixing the pad block to a suitable position on the column and beam.

[0011] Furthermore, screws are installed on the top of the pad, and the screws are threadedly connected to the pad. Multiple sets of screws are provided to ensure the fixing effect of the reinforcement frame.

[0012] Furthermore, a reinforcing bracket is installed around the screw, and the reinforcing bracket is threadedly connected to the screw. The reinforcing bracket is fixed to the pads on both sides by the screw to prevent the column support on the beam from breaking under stress.

[0013] Compared with the prior art, the beneficial effects of this utility model are as follows: the soft iron strip is wrapped in the groove, and the rotating fastening bolt drives the two connecting blocks to come together, thereby fixing the pads in the appropriate positions on the column and beam. This prevents the column and beam from breaking and creating gaps when directly fixed, which would cause the fixation to loosen. Then, the reinforcement frame is fixed to the pads on both sides with screws to prevent the column support on the beam from breaking under stress. The two studs on the column and beam are aligned by rotating the connecting shaft and screwed into the long and short screw cylinders. By turning the hexagonal block with a wrench, the studs are screwed out of the long and short screw cylinders, and the studs on both sides are lifted up to provide support for the bottom of the beam.

[0014] 1. In this utility model, two studs on the column and beam are aligned by rotating the connecting shaft and screwing the studs into the long and short screw cylinders. By turning the hexagonal block with a wrench, the studs are screwed out of the long and short screw cylinders, and the studs on both sides are lifted up to provide support for the bottom of the beam, which facilitates adjustment and improves the fixing effect.

[0015] 2. In this utility model, the pad is placed at a suitable position on the corner of the column and the beam, the soft iron strip is wrapped in the groove, and the fastening bolt is rotated to drive the two connecting blocks to come together, thereby fixing the pad at a suitable position on the column and the beam. This prevents the corner area of ​​the column and the beam from breaking and causing gaps that would lead to loosening of the fixation when directly fixed. Then, the reinforcement frame is fixed to the pads on both sides with screws to prevent the column support on the beam from breaking under stress. Attached Figure Description

[0016] Figure 1 This is a three-dimensional structural diagram of a column-beam joint reinforcement structure for a building according to the present invention;

[0017] Figure 2 This is a partial three-dimensional structural diagram of a pad block for reinforcing a column-beam joint in a building, according to the present invention.

[0018] Figure 3 This is a partial three-dimensional cross-sectional view of the long screw cylinder, which is a reinforcement structure for column-beam joints in buildings according to this utility model.

[0019] In the diagram: 1. Column; 2. Beam; 3. Pad; 4. Groove; 5. Fixing component; 501. Soft iron strip; 502. Connecting block; 503. Fastening bolt; 6. Connecting shaft; 7. Stud; 8. Long screw; 9. Hexagonal block; 10. Short screw; 11. Reinforcing frame; 12. Screw. Detailed Implementation

[0020] like Figure 1 and Figure 3 As shown, a column-beam joint reinforcement structure for a building includes a column 1 and a pad 3. A beam 2 is installed on top of the column 1. The pad 3 is installed on the outside of the column 1, and a connecting shaft 6 is installed on the outside of the pad 3. A stud 7 is rotatably connected to one side of the connecting shaft 6, and a long screw cylinder 8 is threadedly connected to the outer periphery of the stud 7. A short screw cylinder 10 is provided above the long screw cylinder 8. A hexagonal block 9 is installed in the middle of the long screw cylinder 8, and the hexagonal block 9 is welded to the long screw cylinder 8. The two studs 7 on the column 1 and the beam 2 are rotatably aligned through the connecting shaft 6, and the studs 7 are screwed into the long screw cylinder 8 and the short screw cylinder 10. By turning the hexagonal block 9 with a wrench, the studs 7 are unscrewed from the long screw cylinder 8 and the short screw cylinder 10, and the studs 7 on both sides are lifted up, providing support for the bottom of the beam 2, which facilitates adjustment and improves the fixing effect.

[0021] like Figure 1 and Figure 2As shown, a groove 4 is installed inside the pad 3, and the groove 4 is embedded in the pad 3. A fixing component 5 is installed inside the groove 4, and the fixing component 5 is embedded in the groove 4. The fixing component 5 includes a flexible iron strip 501, a connecting block 502, and a fastening bolt 503. The two ends of the flexible iron strip 501 are welded with connecting blocks 502, and the fastening bolt 503 is installed inside the connecting block 502. A screw 12 is installed on the top of the pad 3, and the screw 12 is threaded in the pad 3. A reinforcing frame is installed around the screw 12. 11. The reinforcing frame 11 and the screw 12 are threaded together. Place the pad 3 at the appropriate position on the corner of the column 1 and the beam 2. The soft iron strip 501 is wrapped in the groove 4. Rotate the fastening bolt 503 to drive the two connecting blocks 502 to come together, thereby fixing the pad 3 at the appropriate position on the column 1 and the beam 2. This prevents the corner area of ​​the column 1 and the beam 2 from breaking and causing gaps when directly fixed, which would lead to loosening of the fixation. Then fix the reinforcing frame 11 to the pads 3 on both sides with the screw 12 to prevent the column 1 support on the beam 2 from breaking under stress.

[0022] Working principle: When using this type of column-beam joint reinforcement structure, firstly, place the pad 3 at a suitable position on the corner of the column 1 and the beam 2. The soft iron strip 501 is wrapped in the groove 4. Rotate the fastening bolt 503 to drive the two connecting blocks 502 to come together, thereby fixing the pad 3 at a suitable position on the column 1 and the beam 2. This prevents the corner area of ​​the column 1 and the beam 2 from breaking and causing gaps that would lead to loosening of the fixation when directly fixed. Then, fix the reinforcement frame 11 to the pads 3 on both sides with screws 12 to prevent the support of the column 1 on the beam 2 from breaking under stress. The two studs 7 on the column 1 and the beam 2 are aligned by rotating the connecting shaft 6 and screwing the studs 7 into the long screw barrel 8 and the short screw barrel 10. By turning the hexagonal block 9 with a wrench, the studs 7 are screwed out of the long screw barrel 8 and the short screw barrel 10. The studs 7 on both sides are lifted up to provide support for the bottom of the beam 2, making it easier to adjust and improve the fixing effect.

Claims

1. A column-beam joint reinforcement structure for a building, comprising a column (1) and a pad (3), characterized in that, A beam (2) is installed above the column (1), a pad (3) is installed on the outside of the column (1), and a connecting shaft (6) is installed on the outside of the pad (3). A stud (7) is rotatably connected to one side of the connecting shaft (6), and a long screw (8) is threadedly connected to the outer periphery of the stud (7). A short screw (10) is provided above the long screw (8).

2. A building column-beam joint reinforcement structure according to claim 1, characterized by, A hexagonal block (9) is installed in the middle of the long screw cylinder (8), and the hexagonal block (9) is welded to the long screw cylinder (8).

3. A building column-beam joint reinforcement structure according to claim 1, wherein The pad (3) has a groove (4) installed inside, and the groove (4) and the pad (3) are connected by an interlocking connection.

4. A building column-beam joint reinforcement structure according to claim 3, wherein The slot (4) is equipped with a fixing component (5), and the fixing component (5) and the slot (4) are connected by an inlay.

5. A building column-beam joint reinforcement structure according to claim 4, wherein The fixing component (5) includes a soft iron strip (501), a connecting block (502) and a fastening bolt (503), and the two ends of the soft iron strip (501) are welded with connecting blocks (502), and the fastening bolt (503) is installed inside the connecting block (502).

6. The column-beam joint reinforcement structure for a building according to claim 1, characterized in that, A screw (12) is installed on the top of the pad (3), and the screw (12) is threadedly connected to the pad (3).

7. A building column-beam joint reinforcement structure according to claim 6, characterized in that, A reinforcing bracket (11) is installed around the screw (12), and the reinforcing bracket (11) and the screw (12) are connected by threads.

Citation Information

Patent Citations

  • House beam column reinforcing structure

    CN220036227U