Reinforcing and reinforcing clamp for decorative column pin shaft connecting joint and construction method
By using a reinforcing clamp for the decorative column pin connection node, and utilizing bolt holes and reinforcing bolts, the problem of pin detachment during decorative column construction was solved, improving construction safety and structural stability, and reducing the risk of high-altitude operations.
Patent Information
- Application Number
- CN202511783052.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-11-30
- Publication Date
- 2026-02-06
AI Technical Summary
During the construction of decorative columns, the pin connection nodes are prone to disengagement, which can cause the decorative columns to fall, posing a serious safety hazard. Furthermore, traditional construction methods lack effective reinforcement measures.
The reinforcement clamp for the decorative column pin connection node includes an outer reinforcement and an inner reinforcement. They are connected by bolt holes and reinforcement bolts to form a stable clamp structure, ensuring that the pin does not come off during construction and provides shear resistance as part of the structure after installation.
It improves the safety and stability of the construction process, reduces the difficulty and danger of high-altitude operations, ensures the structural safety of decorative columns under wind loads and vibrations, and saves labor costs.
Smart Images
Figure CN121473513A_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the technical field of steel structure installation, in particular to a reinforcing and reinforcing clamp for a decorative column pin shaft connection node and a construction method. BACKGROUND
[0002] Modern public buildings such as museums, exhibition centers and other large exhibition hall projects, the outer facade of the exhibition hall is more and more using steel decorative columns to meet the requirements of structure stress and modeling, the connection mode of steel decorative column and main body steel structure is usually that the upper and lower ends of the decorative column are provided with connecting ear plates, and the connecting ear plates are fixed through pin shafts and the connecting ear plates of the main body steel structure. In construction, the pin shaft is first fastened after the upper end connecting ear plate of the decorative column is aligned with the main body steel structure connecting ear plate, and then the lower end ear plate of the decorative column is connected and fixed by the pin shaft. In the process of adjusting the alignment of the lower end ear plate after the upper end pin shaft fastening of the decorative column is completed, the pin shaft between the two ear plates may be sheared to cause the pin shaft to be buckled, thereby causing the decorative column to fall, and there is a great safety hazard in the construction process. SUMMARY
[0003] The purpose of the present application is to provide a reinforcing and reinforcing method for a decorative column pin shaft connection node in view of the safety hazard of the decorative column in the construction process.
[0004] The present application solves the problem by adopting the technical scheme of: A reinforcing and reinforcing clamp for a decorative column pin shaft connection node, comprising an outer reinforcing part and an inner reinforcing part, which are symmetrically arranged on the outer side of the two ear plates of the pin shaft connection node; the inner reinforcing part is provided with a through hole in the middle, and the diameter of the through hole is greater than or equal to the diameter of the end plate of the pin shaft; the inner reinforcing part is fixed to the back side of the outer reinforcing part; the outer reinforcing part is also provided with bolt holes penetrating the outer reinforcing part and the inner reinforcing part at both ends, the distance between the bolt holes at both ends is greater than the overlapping width of the two ear plates, and reinforcing bolts are installed in the bolt holes.
[0005] The present application with the above structure has the beneficial effects compared with the prior art: It ensures safety and reliability during construction, and at the same time, the reinforcing device can be used as part of the structure after the installation of the decorative column is completed, which can reinforce and reinforce the pin shaft when the decorative column bears wind load and vibration, greatly improves the shear performance of the pin shaft, and ensures the safety and stability of the structure.
[0006] Preferably, the outer reinforcing part is a small section channel steel with a length of 300mm, and the surface bolt hole is located 40mm away from the end of the small section channel steel with a diameter of 18mm.
[0007] Preferably, the inner reinforcing part is a flat steel plate with a thickness of 10mm, a length of 290mm and a width of 70mm, the diameter of the through hole is 60mm, and the bolt holes at both ends are 35mm away from the end of the back plate.
[0008] The application also provides a construction method for reinforcing a pin shaft connecting node of a decorative column, and the specific scheme is as follows: The construction method for reinforcing the pin shaft connecting node of the decorative column by using the reinforcing clamp is performed according to the following steps: First, the pin shaft reinforcing clamp is manufactured: Step 1, a small section of channel steel and a steel plate are taken as a back plate, and the length of the channel steel is greater than or equal to the width of the root of the ear plate of the pin shaft connecting node.
[0009] Step 2, a through hole is formed in the middle of the back plate, the diameter of the through hole is equal to the diameter of the end plate of the pin shaft, and the through hole can be sleeved outside the pin shaft; according to the overlapping width of the ear plates of the pin shaft connecting node, a bolt hole is formed at each end of the back plate.
[0010] Step 3, according to the overlapping width of the ear plates of the pin shaft connecting node, a bolt hole is formed at each end of the web plate.
[0011] Step 4, the back plate is aligned with the center of the small section of channel steel, and the bolt holes on the back plate and the small section of channel steel are aligned, and the back plate is single-sided angle-welded to the back of the web plate of the small section of channel steel, and the weld height is 6 mm; two reinforcing clamps are manufactured, and two reinforcing clamps form a group.
[0012] Then, the reinforcing installation is performed: Step 5, after the ear plate of the column body is aligned with the ear plate of the main body, the pin shaft is inserted and tightened.
[0013] Step 6, two reinforcing clamps manufactured in step 4 are arranged on the outer surfaces of the two plates, and the through holes of the reinforcing clamps are sleeved on the surfaces of the end plates.
[0014] Step 7, two reinforcing bolts are taken, and the two reinforcing bolts are inserted through the bolt holes at the two ends of the reinforcing clamps, and the double nuts of the reinforcing bolts are tightened by left and right rotation, and the thread of the end of the reinforcing bolt is roughened.
[0015] Compared with the prior art, the application has the following beneficial effects: In the installation of the decorative column with the pin shaft as the connecting node, the reserved hole in the center of the clamp made of the channel steel and the back plate is used, the two ends of the pin shaft are sleeved in the reserved hole, and the clamps are fastened by the galvanized bolts on the two sides. This construction method improves the safety and stability during the installation process, solves the safety problems such as component falling during the installation process caused by the fact that there is no reinforcing measure after the upper end pin shaft of the decorative column is installed in the traditional construction method, the upper end is used as the shaft center to connect the lower end connecting node, saves the labor consumption caused by the repeated fastening due to the insecure fastening of the pin shaft, and reduces the construction difficulty and risk coefficient of the high-altitude operation.
[0016] The reinforcing bolt is preferably a 4.8 grade M16*100 galvanized bolt. BRIEF DESCRIPTION OF DRAWINGS
[0017] Fig. 1 The figure is a schematic view of the reinforcing clamp mounting structure of the present application; Fig. 2 The figure is an exploded view of the reinforcing clamp of the present application; Fig. 3 The figure is a side view of the reinforcing clamp of the present application; In the figure: 1, decorative column; 2, column ear plate; 3, main body steel structure; 4, main body ear plate; 5, small section channel steel; 6, back plate; 7, through hole; 8, bolt hole; 9, reinforcing bolt. DETAILED DESCRIPTION
[0018] The present application is further described below in conjunction with examples, the purpose of which is merely to better understand the content of the present application, and therefore, the examples do not limit the protection scope of the present application.
[0019] Referring to Figs. 1-3 , the decorative column 1 connecting node comprises the decorative column 1 and the main body steel structure 3, the decorative column 1 is fixedly connected with the column ear plate 2 at both ends, the main body steel structure 3 is provided with the main body ear plate 4 on the side opposite to the decorative column 1, the column ear plate 2 and the main body ear plate 4 are arranged in an upper-lower overlapping manner, and a pin shaft is installed through the middle, and the pin shaft is provided with an end plate at both ends.
[0020] The reinforcing clamp for the pin shaft connecting node of the decorative column 1 provided by the present application, as shown in Figs. 1-3 , comprises an outer side reinforcing part and an inner side reinforcing part, which are symmetrically arranged on the outer side of the two ear plates of the pin shaft connecting node; The inner side reinforcing part is provided with a through hole 7 in the middle, the through hole 7 is greater than or equal to the diameter of the end plate of the pin shaft; and the inner side reinforcing part is fixedly connected to the back side of the outer side reinforcing part. The outer side reinforcing part is further provided with bolt holes 8 penetrating the outer side reinforcing part and the inner side reinforcing part at both ends, the distance between the bolt holes 8 at both ends is greater than the overlapping width of the two ear plates, and the bolt holes 8 are provided with reinforcing bolts 9.
[0021] The construction method for node reinforcement using the reinforcing clamp for the pin shaft connecting node of the decorative column 1 is performed according to the following steps: First, the pin shaft reinforcing clamp is made: Step 1, a small section channel steel 5 with a length greater than or equal to the ear plate root width of the pin shaft connecting node and a steel plate are taken as a back plate 6; Step 2, a through hole 7 is formed in the middle of the back plate 6, the diameter of the through hole 7 is equal to the diameter of the end plate of the pin shaft, and the through hole 7 can be sleeved on the outside of the pin shaft; according to the overlapping width of the ear plates of the pin shaft connecting node, two bolt holes 8 with a diameter of 18 mm are formed at both ends of the back plate 6; Step 3, according to the pin shaft connection node ear plate overlap width, two bolt holes 8 with a diameter of 18mm are opened on the web plate; Step 4, the back plate 6 is aligned with the small channel steel 5 in the center, and the bolt holes 8 on the back plate 6 and the small channel steel 5 are aligned, and the back plate 6 is single-sided fillet welded to the back of the web plate of the small channel steel 5, and the weld height is 6mm, and two reinforcing fixtures are made, two for a group.
[0022] Then, the reinforcement installation is carried out: Step 5, after the column ear plate 2 is aligned with the main body ear plate 4, the pin shaft is inserted and tightened.
[0023] Step 6, take two reinforcing fixtures made in step 4, and set them on the outer surface of the two plates respectively, and the through hole 7 is sleeved on the surface of the sealing plate.
[0024] Step 6, take two 4.8 grade M16·100 reinforcing bolts 9, respectively pass through the bolt holes 8 at both ends of the reinforcing fixture, and tighten the double nuts of the reinforcing bolt 9, and the end thread of the reinforcing bolt 9 is roughened.
[0025] Optionally, the outer reinforcing part is a small channel steel 5; the small channel steel 5 has a length of 300mm [8 channel steel; the bolt hole 8 is located at a distance of 40mm from the end of the small channel steel 5, and the diameter is 18mm; Correspondingly, the inner reinforcing part is a flat steel plate with a thickness of 10mm, a length of 290mm and a width of 70mm, and the flat steel plate is used as the back plate of the small channel steel 5; the through hole 7 is a hole with a diameter of 60mm; the bolt hole 8 at both ends of the back plate 6 is located at a distance of 35mm from the end of the back plate 6.
[0026] Optionally, the reinforcing bolt 9 is a galvanized bolt.
[0027] When the decorative column connected by the pin shaft is installed, the present application uses the reserved hole in the center of the fixture made of channel steel and steel plate, the pin shaft is sleeved in the reserved hole, and the fixture is fastened by the galvanized bolts on both sides.
[0028] The construction method provided by the present application ensures safety and reliability during construction, and the reinforcing device can be used as part of the structure after the installation of the decorative column, which can reinforce and reinforce the pin shaft when the decorative column bears wind load and vibration, greatly improves the shear performance of the pin shaft, and ensures the safety and stability of the structure; solves the safety problems such as component falling during installation caused by the fact that there is no reinforcing measure after the upper end pin shaft of the decorative column is installed in the traditional construction method, the upper end is the shaft center of the lower end connecting node, saves the labor consumption caused by the repeated fastening of the pin shaft, and reduces the construction difficulty and risk coefficient of high-altitude operation.
[0029] The above merely describes the preferred embodiments of the present application, but is not intended to limit the scope of the present application. Any equivalent changes made according to the present application description and drawings should be included in the scope of the present application.
Claims
1. A reinforcing clamp for a decorative column pin connection node, characterized in that: It includes an outer reinforcing part and an inner reinforcing part, which are symmetrically arranged on the outer side of the two ear plates of the pin connection node; A through hole (7) is provided in the middle of the inner reinforcing part. The through hole (7) is greater than or equal to the diameter of the sealing plate at the end of the pin. The inner reinforcing part is fixed to the back side of the outer reinforcing part. The outer reinforcing part is also provided with bolt holes (8) that penetrate the outer reinforcing part and the inner reinforcing part at both ends. The distance between the bolt holes (8) at both ends is greater than the overlap width of the two ear plates. Reinforcing bolts (9) are installed in the bolt holes (8).
2. The construction method for reinforcing the decorative column pin connection node using the reinforcing clamp as described in claim 1, characterized in that: The outer reinforcement is a small section of channel steel (5) with a length of 300mm and [8]. The bolt holes (8) on its surface are located 40mm from the end of the small section of channel steel (5) and have a diameter of 18mm.
3. The construction method for reinforcing the decorative column pin connection node using the reinforcing clamp as described in claim 1, characterized in that: The inner reinforcement is a steel plate with a thickness of 10mm, a length of 290mm and a width of 70mm. Its through hole (7) has a diameter of 60mm, and the bolt holes (8) at both ends are 35mm from the end of the back plate (6).
4. The construction method for reinforcing the decorative column pin connection node using the reinforcement clamp as described in claim 1, characterized in that, Follow these steps: First, fabricate a pin reinforcement fixture: Step 1: Take a short section of channel steel (5) with a length greater than or equal to the width of the root of the ear plate of the pin connection node and a steel plate as the back plate (6). Step 2: A through hole (7) is made in the middle of the back plate (6). The diameter of the through hole (7) is equal to the diameter of the end plate of the pin shaft. The through hole (7) can be fitted onto the outside of the pin shaft. According to the overlap width of the ear plates of the pin shaft connection node, a bolt hole (8) is made at both ends of the back plate (6). Step 3: According to the overlap width of the ear plates of the pin connection node, make a bolt hole (8) at each end of the web plate. Step 4: Align the back plate (6) with the center of the small channel steel (5), and align the back plate (6) with the bolt holes (8) on the small channel steel (5). Weld the back plate (6) to the back of the web of the small channel steel (5) with fillet welds on one side. The weld height is 6mm. Make two reinforcement clamps in total, and make two as a set. Then, reinforce the installation: Step 5: After aligning the column ear plate (2) with the main body ear plate (4), insert the pin and tighten it; Step 6: Take two reinforcing clamps made in step 4 and set them on the outer surfaces of the two plates respectively, with their through holes (7) fitted onto the surface of the sealing plate; Step 7: Take two reinforcing bolts (9), pass them through the bolt holes (8) at both ends of the reinforcing fixture, and tighten the double nuts of the reinforcing bolts (9) left and right. Roughen the threads at the ends of the reinforcing bolts (9).
5. The construction method for reinforcing the decorative column pin connection node using the reinforcing clamp according to claim 2, characterized in that: The reinforcing bolt (9) is a 4.8 grade M16·100 galvanized bolt.