CN205134531U - Shaped steel and steel -concrete structure system thereof - Google Patents

Abstract

The utility model discloses a shaped steel and its steel-concrete structure system. The shaped steel is provided with a shear-resistant structure, and the shear-resistant structure is formed by stamping the shaped steel. By punching out the shear structure on the profile steel, it can be effectively embedded in the concrete without fixing studs or other shear connectors on the profile steel, which improves the material utilization rate and structural efficiency, and is integrated through intelligent mechanical processing It improves the manufacturing efficiency and reduces the manufacturing cost; the steel-concrete structure system is poured with the steel and concrete, which not only has simple procedures, less time consumption, high production efficiency, good stability, high rigidity, good ductility, and is convenient for the production process. It is easy to realize quick connection with steel embedded parts or steel structure connectors, simplify the node structure, reduce the use of anchoring steel bars, so as to avoid the influence of concrete pouring due to the excessive density of steel bars in the node area.

Description

A type of steel and its steel-concrete structure system

technical field

The utility model relates to the technical field of construction engineering, in particular to a shaped steel and its steel-concrete structure system.

Background technique

With the gradual increase of the urban population, the urban building area is gradually decreasing, and the buildings are getting higher and higher, so the strength requirements of the buildings are also getting higher and higher. Because the steel-concrete structure buildings have good seismic performance, strong integrity, and anti-corrosion It has the advantages of strong corrosion resistance and durability, so it has a wide range of applications.

The steel-concrete structure is a mixed structure of section steel and concrete, that is, the section steel is embedded in the concrete. At present, the section steel is embedded in the concrete basically through shear connectors such as studs and section steel connectors, and its material utilization rate and structural efficiency are not high. , but require higher manufacturing costs. In addition, the medium-sized steel of the steel-concrete structure needs to be used in conjunction with the steel frame. The process of erecting the steel frame is complicated, time-consuming, and low in production efficiency. In addition, the connection between the steel frame and the steel embedded parts or steel structure connectors is troublesome, and the node structure is complicated. It is prone to the problem that the reinforcement in the node area is too dense, which will affect the concrete pouring, which has become a major problem restricting the development of construction industrialization.

Utility model content

In order to overcome the above disadvantages, the utility model provides a section steel and its steel-concrete structure system which can improve material utilization rate, reduce manufacturing cost and improve production efficiency.

In order to solve the above technical problems, the technical solution of the present invention is: a section steel, on which a shear structure is provided, and the shear structure is stamped from the section steel.

Further, the shear resistant structure is formed by cold stamping or hot stamping.

Further, the shearing structure is a raised structure distributed on the surface of the section steel, and a through hole is provided in the middle of the raised structure.

Further, the shear structures are distributed on the surface of the section steel at intervals.

The utility model also provides a steel-concrete structure system of the above-mentioned profiled steel, including the profiled steel and concrete, the profiled steels are provided with several pieces, and are connected with each other to form a frame structure, and the concrete is poured on the frame structure .

Further, it also includes a shaped steel connecting plate, and the shaped steel is connected through the shaped steel connecting plate to form a frame structure.

Further, the shear structure is formed by stamping on the section steel connecting panels.

Further, the concrete and the frame structure are poured to form concrete columns, concrete beams, concrete slabs, and concrete walls.

In the profiled steel and its steel-concrete structure system provided by the utility model, the profiled steel is provided with a shearing structure, and the shearing structure is stamped from the profiled steel. By punching out the shear structure on the profile steel, it can be effectively embedded in the concrete without fixing studs or other shear connectors on the profile steel, which improves the material utilization rate and structural efficiency, and is integrated through intelligent mechanical processing It improves the manufacturing efficiency and reduces the manufacturing cost; the steel-concrete structure system is poured with the steel and concrete, which not only has simple procedures, less time consumption, high production efficiency, good stability, high rigidity, good ductility, and is convenient for the production process. It is easy to realize the quick connection with steel embedded parts or steel structure connectors, simplify the node structure, reduce the use of anchoring steel bars, so as to avoid the impact of concrete pouring due to the excessive density of steel bars in the node area; in addition, it also solves the difficulty of splicing concrete structures. The application of prefabricated structures can reduce or avoid on-site wet work and improve construction efficiency.

Description of drawings

Fig. 1a-1b is the structure diagram of two different shapes and distribution modes of the shear structure in the utility model steel;

Fig. 2 is the front view of the concrete column in the utility model steel and its steel-concrete structure system;

Fig. 3 is a top view of the concrete column in the utility model steel and its steel-concrete structure system.

As shown in the figure: 1. Sectional steel; 2. Shear structure; 3. Concrete; 4. Steel connection panel; 5. Concrete column.

detailed description

Below in conjunction with accompanying drawing, the utility model is described in detail:

As shown in Figures 1a-1b, the utility model provides a section steel 1, on which a shear structure 2 is provided, and the shear structure 2 is punched by the section steel 1. Specifically, it is necessary to verify the shear strength of the shear structure 2 and the interaction mechanism with the concrete 3 through theoretical calculations and experiments, in order to achieve the best embedding effect; in addition, in ensuring the shear strength of the shear structure 2 At the same time as the embedding capacity, the weakening of the section of the steel 1 should be minimized so that the steel 1 can maintain the required bearing capacity.

Preferably, the shear structure 2 is formed by cold stamping or hot stamping. Specifically, according to the difference in wall thickness of the steel section 1, the corresponding processing technology is selected to form the shear structure 2. For thin-walled steel sections 1, cold stamping technology is used. Form the shear structure 2; when the wall thickness of the section steel 1 exceeds the limit of the cold stamping technology, use the hot stamping technology to form the shear structure 2.

Preferably, the shear structure 2 is a raised structure distributed on the surface of the shaped steel 1, and a through hole is provided in the middle of the raised structure, which can realize the effective embedding of the shaped steel 1 and the concrete 3, with high shear strength and strong embedding. Strong capacity, specifically, the shape of the shear structure 2 can be designed according to the needs, such as cylindrical, triangular column, cuboid, flower, etc. Schematic diagram of the structure of the distribution.

Preferably, the shear structures 2 are distributed on the surface of the profile steel 1 at intervals, and according to the shear strength requirements of the building structure, the shear structures 2 can be evenly or non-uniformly distributed on the surface of the profile steel 1, so as to pass the minimum shear structure 2 to achieve the best shear effect.

The utility model also provides a steel-concrete structure system of the above-mentioned section steel, including the section steel 1 and concrete 3, the section steel 1 is provided with several pieces, and is connected with each other to form a frame structure, and the concrete 3 is poured on the frame structure Above, to form a steel concrete structure or member with a shear structure 2, the steel 1 between multiple steel concrete structures or members is connected to each other to form a concrete column 5, a concrete beam, a concrete slab, and a concrete wall, as shown in the figure 2-3 show the structure diagram and top view of the concrete column 5, respectively, wherein the profiled steel 1 is arranged at the four corners of the concrete column 5, and is connected with each other to form a frame structure.

Preferably, the steel-concrete structural system of the section steel also includes a section steel connecting panel 4, the section steel 1 is connected through the section steel connecting panel 4 to form a frame structure, and the section steel connecting panel 4 and the section steel 1 are fixed by welding, The section steel 1 replaces the main reinforcement in the original reinforcement frame, and the section steel connecting panel 4 replaces the stirrups in the original reinforcement frame. The erection process is simple, time-consuming, high production efficiency, and stable and reliable.

Preferably, the shear structure 2 is formed by stamping on the section steel connection panel 4. Specifically, in order to better embed the section steel connection panel 4 in the concrete 3, the steel-concrete structure formed by the frame structure and the concrete 3 is improved. The strength of the structure, without using additional studs or other shear connectors, according to the thickness of the steel connection panel 4, choose the cold stamping or hot stamping method, punch out the shear structure 2, the shape and shape of the shear structure 2 The distribution mode is set according to the need of shear strength.

In the section steel and its steel-concrete structure system provided by the utility model, the section steel 1 is provided with a shear structure 2, and the shear structure 2 is punched by the section steel 1. By punching out the shear structure 2 on the steel 1, it can be effectively embedded in the concrete 3 without fixing studs or other shear connectors on the steel 1, which improves the material utilization and structural efficiency, and through intelligent It is integrated with chemical and mechanical processing, which improves the manufacturing efficiency and reduces the manufacturing cost; using the steel 1 and concrete 3 to pour into a steel-concrete structure system, not only the process is simple, the time consumption is small, the production efficiency is high, the stability is good, the rigidity is large, Good ductility, easy to lift in the production process; and easy to realize quick connection with steel embedded parts or steel structure connectors, simplify the node structure, reduce the use of anchoring steel bars, so as to avoid the influence of concrete pouring due to the excessive density of steel bars in the node area; It solves the problem of difficult splicing of concrete 3 structures, and when applied to prefabricated structures, it can reduce or avoid on-site wet work and improve construction efficiency.

Although the description has described the embodiments of the present utility model, these embodiments are only used as hints and should not limit the scope of protection of the present utility model. Various omissions, substitutions and changes within the scope not departing from the gist of the utility model shall be included in the protection scope of the utility model.

Claims (8)

1. a shaped steel, is characterized in that, described shaped steel is provided with shearing resistance structure, and described shearing resistance structure is stamped to form by described shaped steel.

2. shaped steel according to claim 1, is characterized in that, described shearing resistance structure is formed by cold stamping or drop stamping.

3. shaped steel according to claim 1, is characterized in that, described shearing resistance is configured to the bulge-structure being distributed in described shaped steel surface, and the middle part of this bulge-structure is provided with through hole.

4. shaped steel according to claim 1, is characterized in that, described shearing resistance structure is distributed in described shaped steel surface.

5. a steel and concrete structure system for shaped steel according to claim 1, is characterized in that, comprises described shaped steel and concrete, and described shaped steel is provided with some, and is interconnected to form frame construction, and described concreting is in described frame construction.

6. the steel and concrete structure system of shaped steel according to claim 5, is characterized in that, also comprises shaped steel and connects batten plate, and described shaped steel connects batten plate by described shaped steel and is connected to form frame construction.

7. the steel and concrete structure system of shaped steel according to claim 6, is characterized in that, described shaped steel connects batten plate upper punch swaging and becomes described shearing resistance to construct.

8. the steel and concrete structure system of shaped steel according to claim 5, is characterized in that, described concrete and described frame construction are built and formed concrete column, concrete beam, concrete slab or concrete wall.