A connecting structure of an ALC board and a prefabricated square steel column
By combining welding and bolting with the use of materials such as foaming agents and rock wool, the problems of low construction efficiency and high cost in the connection structure between ALC panels and prefabricated square steel columns have been solved, achieving efficient and low-cost connection and improving the safety and construction efficiency of prefabricated buildings.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- GUANGZHOU ENG CONTRCTOR GRP LTD
- Filing Date
- 2025-04-24
- Publication Date
- 2026-06-23
AI Technical Summary
The existing connection structure between ALC panels and prefabricated square steel columns suffers from low construction efficiency and high cost, affecting the overall safety and construction efficiency of prefabricated buildings.
The connection structure adopts concrete beams, precast square steel columns, and precast ALC slabs. The steel cage is welded to the steel plate embedded parts, and high-strength bolts and hook bolts are used for connection. The connection nodes are fixed and filled with materials such as foaming agent, rock wool, fireproof sealant and cement mortar to form a stable connection node.
This achieves efficient connection between ALC panels and precast square steel columns, improving construction efficiency and overall building safety, reducing connection costs, and conforming to the concept of green building.
Smart Images
Figure CN224395783U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of prefabricated construction, and in particular to a connection structure between an ALC plate and a prefabricated square steel column. Background Technology
[0002] Prefabricated steel structure buildings not only possess advantages such as strong structural stability, short construction period, and superior seismic performance, but also significantly reduce construction waste and improve resource utilization efficiency, aligning with the concepts of green building and sustainable development. ALC wall panels, as non-masonry exterior wall materials, are widely used in prefabricated buildings due to their lightweight, high strength, and excellent thermal insulation properties. The connection nodes between this material and the steel frame are crucial components of the entire prefabricated building structural system; their connection technology and performance directly affect the overall safety, durability, and construction efficiency of the building. In-depth research into the node connection technology of ALC wall panels attached to the steel frame of prefabricated buildings, focusing on easy-to-construct and cost-effective connection methods, is of great significance for promoting the development of prefabricated buildings, aiming to provide technical support and reference for their widespread application.
[0003] The technical problem to be solved by this application is: to design a connection structure between an ALC plate and a precast square steel column. Utility Model Content
[0004] The purpose of this utility model is to provide a connection structure between an ALC panel and a precast square steel column, aiming to solve the technical problem of connecting the ALC panel and the precast square steel column.
[0005] To achieve the above objectives, the technical solution adopted by this utility model is as follows: a connection structure between an ALC panel and a precast square steel column, comprising a concrete beam, a precast square steel column, and a precast ALC panel; the concrete beam is provided with a reinforcing cage, steel plate embedded parts, and vertical steel plates, the steel plate embedded parts and the reinforcing cage are welded together, and the vertical steel plates and the steel plate embedded parts are welded together; the upper part of the precast square steel column is connected to the vertical steel plate with high-strength bolts, the lower part is connected to the steel plate embedded parts by welding, and the outer wall is provided with angle steel, which is welded to the precast square steel column; the exterior of the precast ALC panel is provided with reserved holes, the angle steel is connected with hook bolts, foaming agent is filled between the panels, the fireproof type is connected to the precast square steel column with self-tapping bolts, the panels are filled with rock wool and fireproof sealant, and the reserved holes are filled with cement mortar.
[0006] The connection structure between the ALC plate and the precast square steel column is characterized in that the concrete beam is provided with a reinforcing cage, steel plate embedded parts and vertical steel plates, the steel plate embedded parts and the reinforcing cage are connected by welding, and the vertical steel plates and the steel plate embedded parts are connected by welding.
[0007] The connection structure between the ALC plate and the precast square steel column is characterized in that the upper part of the precast square steel column is connected to the vertical steel plate by high-strength bolts, the lower part is connected to the steel plate embedded parts by welding, and the outer wall is provided with angle steel, which is connected to the precast square steel column by welding.
[0008] The connection structure between the ALC panel and the precast square steel column is characterized in that the precast ALC panel has reserved holes on its exterior, angle steel is connected by hook bolts, foaming agent is filled between the panels, and self-tapping bolts are used to connect the fireproof type to the precast square steel column. Rock wool and fireproof sealant are filled between the panels, and the reserved holes are filled with cement mortar. Attached Figure Description
[0009] Figure 1 This is a perspective view of the present invention.
[0010] Figure 2 This is a detailed drawing of the fireproof connection structure of this utility model.
[0011] Figure 3 This is a utility model Figure 2 A three-dimensional image.
[0012] Figure 4 This is a detailed drawing of the connection structure of this utility model.
[0013] Figure 5 This is a utility model Figure 4 A three-dimensional image.
[0014] Figure 6 This is a utility model Figure 1 A three-dimensional view of the upper and lower connection structure of the precast square steel column 1.
[0015] Figure 7 This is a utility model Figure 5 A detailed perspective view of the connection component between the angle steel 2 and the hook bolt 4.
[0016] Figure 8 This is a utility model Figure 6 A detailed 3D view of the connection component between the precast square steel column 1 and the concrete beam 11.
[0017] In the diagram, 1. Precast square steel column; 2. Angle steel; 3. Precast ALC plate; 4. Hook bolt; 5. Foaming agent; 6. Self-tapping bolt; 7. Fireproof sealant; 8. Rock wool; 9. Steel plate embedded part; 10. Steel plate embedded part; 11. Concrete beam; 12. Reinforcing cage; 13. Vertical steel plate; 14. High-strength bolt. Detailed Implementation
[0018] To make the objectives, technical solutions, and advantages of this utility model clearer and more explicit, the technical solutions in the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings.
[0019] like Figure 1-8 As shown, a connection structure between an ALC panel and a precast square steel column includes a concrete beam 11, a precast square steel column 1, and a precast ALC panel 3. The concrete beam 11 is provided with a reinforcing cage 12, a steel plate embedded part 10, and a vertical steel plate 13. The steel plate embedded part 10 is welded to the reinforcing cage 12, and the vertical steel plate 13 is welded to the steel plate embedded part 10. The upper part of the precast square steel column 1 is connected to the vertical steel plate 13 with high-strength bolts 14, and the lower part is welded to the steel plate embedded part 10. An angle steel 2 is provided on the outer wall, and the angle steel 2 is welded to the precast square steel column 1. The precast ALC panel 3 has reserved holes 9 on the outside. The angle steel 2 is connected with hook bolts 4. Foaming agent 5 is filled between the panels. For fireproofing, self-tapping bolts 6 are used to connect the panels to the precast square steel column 1. Rock wool 8 and fireproof sealant 7 are filled between the panels. The reserved holes 9 are filled with mortar.
[0020] Preferably, the concrete beam 11 is provided with a reinforcing cage 12, a steel plate embedded part 10 and a vertical steel plate 13. The steel plate embedded part 10 is welded to the reinforcing cage 12, and the vertical steel plate 13 is welded to the steel plate embedded part 10.
[0021] Preferably, the upper part of the precast square steel column 1 is connected to the vertical steel plate 13 by high-strength bolts 14, and the lower part is connected to the steel plate embedded part 10 by welding. Angle steel 2 is provided on the outer wall, and the angle steel 2 is connected to the precast square steel column 1 by welding.
[0022] Preferably, the precast ALC panel 3 has reserved holes on its exterior, and angle steel 2 is connected by hook bolts 4. Foaming agent 5 is filled between the panels. For fireproof panels, self-tapping bolts 6 are used to connect to the precast square steel column 1. Rock wool 8 and fireproof sealant 7 are filled between the panels, and the reserved holes 9 are filled with cement mortar.
Claims
1. A connection structure between an ALC plate and a precast square steel column, characterized in that, The system includes concrete beams, precast square steel columns, and precast ALC slabs. The concrete beams are equipped with reinforcing cages, embedded steel plates, and vertical steel plates. The embedded steel plates are welded to the reinforcing cages, and the vertical steel plates are welded to the embedded steel plates. The upper part of the precast square steel column is connected to the vertical steel plate with high-strength bolts, and the lower part is welded to the embedded steel plates. Angle steel is provided on the outer wall, and the angle steel is welded to the precast square steel column. The precast ALC slabs have pre-drilled holes on the outside, and the angle steel is connected using hook bolts. Foaming agent is filled between the slabs. For fire-resistant slabs, self-tapping bolts are used to connect them to the precast square steel columns. Rock wool and fireproof sealant are filled between the slabs, and the pre-drilled holes are filled with cement mortar.