H-shaped steel for building

Abstract

The utility model discloses H-shaped steel for a building, which comprises a web plate, an upper top flange is welded at the top end of the web plate, a lower bottom flange is welded at the bottom end of the web plate, a reinforcing rib plate for reducing extrusion during transportation is fixedly arranged in the upper top flange, and the reinforcing rib plate is also arranged at the bottom end of the lower bottom flange. The protective top plate is arranged at the top end of the lower bottom flange and fixedly connected with the reinforcing rib plate, and the protective top plate is also arranged at the bottom end of the lower bottom flange; the reinforcing rib plates are welded in the upper top flange and the lower bottom flange, the protective top plate and the reinforcing rib plates are welded, and the reinforcing rib plates are vertically crossed in the longitudinal direction and the transverse direction, so that the structure is firmer and more stable, and the load effect of external changes can be resisted; and through the reinforcing rib columns welded in the web plates, the situation of surface deformation of the H-shaped steel in the transportation process can be reduced, and the transportation stability of the H-shaped steel is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of H-shaped steel equipment, in particular to an H-shaped steel for construction. Background Art

[0002] H-shaped steel is a steel structural member, commonly used in projects such as buildings and bridges. Its cross-sectional shape is "H", hence the name. H-shaped steel is suitable for structures that bear large loads and have large spans. In construction, H-shaped steel is often used as load-bearing structural components such as beams and columns.

[0003] The manufacturing process of H-shaped steel components is mature, and the processing and installation are relatively simple, which can effectively shorten the project cycle and improve construction efficiency. However, during transportation, the external surface of the H-shaped steel may be squeezed and deformed, which may affect its appearance and surface quality. Utility Model Content

[0004] The purpose of the utility model is to provide an H-shaped steel for construction in order to solve the problem that the existing H-shaped steel components have mature manufacturing technology, are relatively simple to process and install, can effectively shorten the project period and improve construction efficiency, but the H-shaped steel may be squeezed and deformed on its external surface during transportation, which may affect its appearance and surface quality.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an H-shaped steel for construction, comprising a web, an upper top flange welded to the top end of the web, a lower bottom flange welded to the bottom end of the web, a reinforcing rib plate fixedly installed inside the upper top flange to reduce extrusion during transportation, and the reinforcing rib plate is also arranged at the bottom end of the lower bottom flange, a protective top plate is provided at the top end of the lower bottom flange and fixedly connected to the reinforcing rib plate, and the protective top plate is also arranged at the bottom end of the lower bottom flange.

[0006] As a further solution of the utility model: reinforcing ribs are fixed inside the web to increase the strength in use, and the reinforcing ribs are symmetrically and evenly fixed inside the web.

[0007] As a further solution of the utility model: a U-shaped reinforcement plate for increasing the bearing capacity is welded at one end of the web, and both ends of the U-shaped reinforcement plate are welded to the bottom end of the upper top flange and the top end of the lower bottom flange, and the U-shaped reinforcement plate is symmetrically and evenly welded to the two ends of the web.

[0008] As a further solution of the utility model: a heat-resistant layer for increasing the heat resistance is arranged on the outer sides of both ends of the web, and the heat-resistant layer is also arranged on the outer sides of the upper top flange and the lower bottom flange.

[0009] As a further solution of the utility model: an anti-corrosion layer for increasing corrosion resistance is arranged on the outer side of the upper top flange and on the outer side of the heat-resistant layer, and the anti-corrosion layer is also arranged on the outer side of the lower bottom flange.

[0010] As a further solution of the utility model: the inner corner of the U-shaped reinforcement plate is chamfered.

[0011] As a further solution of the utility model: the reinforcing rib plates are vertically arranged to cross the longitudinal and transverse directions.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model welds the reinforcing rib plate inside the upper top flange and the lower bottom flange, and welds the protective top plate and the reinforcing rib plate, and the reinforcing rib plate is arranged vertically and horizontally, so that the structure can be more solid and stable and resist the external load changes. In addition, the reinforcing rib column welded inside the web can reduce the surface deformation of the H-shaped steel during transportation, thereby increasing its transportation stability;

[0014] 2. At the same time, the heat-resistant layer and anti-corrosion layer on the outside of the web, the upper top flange and the lower bottom flange can greatly increase the heat resistance and corrosion resistance of the H-shaped steel, reduce the impact of temperature changes on its supporting performance, and the U-shaped reinforcement plates at both ends of the web can further enhance the supporting force and bearing performance of the H-shaped steel. The internal chamfer design can reduce the stress concentration at the inner corners of the U-shaped reinforcement plates, thereby reducing the risk of fatigue and cracks, and helping to improve the bearing capacity and durability of the structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the unfolded structure of the upper top flange of the utility model;

[0017] Figure 3 It is a schematic diagram of the side cross-sectional structure of the web of the utility model;

[0018] Figure 4 It is a front cross-sectional structural schematic diagram of the web of the utility model.

[0019] In the figure: 1. web; 2. upper top flange; 3. lower bottom flange; 4. heat-resistant layer; 5. protective top plate; 6. anti-corrosion layer; 7. U-shaped reinforcement plate; 8. reinforcement rib plate; 9. reinforcement rib column. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation of the present utility model. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. The following is an explanation of the embodiments of the present utility model based on the overall structure of the present utility model.

[0022] Reference Figures 1 to 4 In an embodiment of the utility model, an H-shaped steel for construction includes a web 1, an upper top flange 2 is welded to the top of the web 1, a lower bottom flange 3 is welded to the bottom of the web 1, a reinforcing rib plate 8 is fixedly installed inside the upper top flange 2 to reduce extrusion during transportation, and the reinforcing rib plate 8 is also arranged at the bottom end of the lower bottom flange 3, a protective top plate 5 is fixed to the top of the lower bottom flange 3 and fixedly connected to the reinforcing rib plate 8, and the protective top plate 5 is also arranged at the bottom end of the lower bottom flange 3.

[0023] Reference Figure 2 and Figure 4A reinforcing rib column 9 for increasing the strength of use is fixed inside the web 1, and the reinforcing rib column 9 is symmetrically and evenly fixed inside the web 1. A U-shaped reinforcing plate 7 for increasing the bearing capacity is welded at one end of the web 1, and both ends of the U-shaped reinforcing plate 7 are welded to the bottom end of the upper top flange 2 and the top end of the lower bottom flange 3. The U-shaped reinforcing plate 7 is symmetrically and evenly welded to both ends of the web 1, and a heat-resistant layer 4 for increasing the heat resistance is arranged on the outside of both ends of the web 1, and the heat-resistant layer 4 is also arranged on the outside of the upper top flange 2 and the lower bottom flange 3. An anti-corrosion layer 6 for increasing the corrosion resistance is arranged on the outside of the upper top flange 2 and on the outside of the heat-resistant layer 4, and the anti-corrosion layer 6 is also arranged on the outside of the lower bottom flange 3.

[0024] Reference Figure 1 and Figure 2 The inner corner of the U-shaped reinforcing plate 7 is chamfered, and the reinforcing rib plate 8 is vertically arranged to cross the longitudinal and transverse directions.

[0025] The working principle of the utility model is: by welding the reinforcing rib plate 8 to the inside of the upper top flange 2 and the lower bottom flange 3, and welding the protective top plate 5 to the reinforcing rib plate 8, and the reinforcing rib plate 8 is arranged vertically and horizontally, the structure can be made more solid and stable and resist the external load changes, and the reinforcing rib column 9 welded inside the web 1 can reduce the surface deformation of the H-shaped steel during transportation and increase its transportation stability. At the same time, the heat-resistant layer 4 and the anti-corrosion layer 6 on the outside of the web 1, the upper top flange 2 and the lower bottom flange 3 can greatly increase the heat resistance and corrosion resistance of the H-shaped steel, and reduce the impact of temperature changes on its supporting performance. The U-shaped reinforcing plates 7 at both ends of the web 1 can further strengthen the supporting force and bearing performance of the H-shaped steel, and the internal chamfer design can reduce the stress concentration at the inner corners of the U-shaped reinforcing plate 7, thereby reducing the risk of fatigue and cracks, and helping to improve the bearing capacity and durability of the structure.

[0026] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An H-shaped steel for construction, characterized in that: The invention comprises a web (1), an upper top flange (2) is welded to the top of the web (1), a lower bottom flange (3) is welded to the bottom of the web (1), a reinforcing rib plate (8) is fixedly installed inside the upper top flange (2) to reduce extrusion during transportation, and the reinforcing rib plate (8) is also arranged at the bottom end of the lower bottom flange (3), a protective top plate (5) is arranged at the top end of the lower bottom flange (3) and fixedly connected to the reinforcing rib plate (8), and the protective top plate (5) is also arranged at the bottom end of the lower bottom flange (3).

2. The H-shaped steel for construction according to claim 1, characterized in that: The web (1) is provided with reinforcing rib columns (9) for increasing the strength in use, and the reinforcing rib columns (9) are symmetrically and evenly fixed inside the web (1).

3. The H-shaped steel for construction according to claim 1, characterized in that: A U-shaped reinforcing plate (7) for increasing the load-bearing capacity is welded to one end of the web (1), and both ends of the U-shaped reinforcing plate (7) are welded to the bottom end of the upper top flange (2) and the top end of the lower bottom flange (3), and the U-shaped reinforcing plate (7) is symmetrically and evenly welded to the two ends of the web (1).

4. The H-shaped steel for construction according to claim 1, characterized in that: Heat-resistant layers (4) for improving heat resistance are arranged on the outer sides of both ends of the web (1), and the heat-resistant layers (4) are also arranged on the outer sides of the upper top flange (2) and the lower bottom flange (3).

5. The H-shaped steel for construction according to claim 1, characterized in that: An anti-corrosion layer (6) for increasing the corrosion resistance is arranged on the outer side of the upper top flange (2) and located on the outer side of the heat-resistant layer (4), and the anti-corrosion layer (6) is also arranged on the outer side of the lower bottom flange (3).

6. The H-shaped steel for construction according to claim 3, characterized in that: The inner corner of the U-shaped reinforcing plate (7) is chamfered.

7. The H-shaped steel for construction according to claim 1, characterized in that: The reinforcing rib plates (8) are arranged vertically and crosswise in the longitudinal and transverse directions.

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