Steel-concrete combined module unit

Abstract

A steel-concrete combined module unit comprises steel beams, steel columns, concrete walls, a bottom plate and a top plate, the steel beams are arranged around the bottom plate and the top plate, the ends of the four steel columns are fixedly connected with the ends of the steel beams, and the concrete walls are arranged between every two steel columns to form a hollow closed space, so that the vertical bearing capacity and the horizontal load resistance are improved; connection is simple and reliable, construction is convenient, cost performance is high, fireproof, sound insulation and heat insulation effects are good, and energy conservation and environmental protection are achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of assembled buildings and relates to a steel-concrete combined module unit. Background Art

[0002] The existing prefabricated modular units mainly include concrete modular units and steel structure modular units.

[0003] The concrete module unit is a module unit produced by prefabricated concrete in the factory. Its disadvantages are: first, it is heavy and difficult to lift; second, the production cost is high; third, the flexibility is limited and it cannot be transformed or adjusted in the layout at a later stage; fourth, there are many transportation restrictions.

[0004] The steel structure module unit is a module unit formed by factory steel structure processing and production. Its disadvantages are: first, poor corrosion resistance, short service life, and high later maintenance costs; second, poor thermal insulation and sound insulation performance; third, poor fire resistance, and special fire protection treatment is required to meet the requirements. Summary of the invention

[0005] The technical problem to be solved by the utility model is to provide a steel-concrete combined module unit, in which steel beams are arranged around the bottom plate and the top plate, four steel column ends are fixedly connected to the steel beam ends, and a concrete wall is arranged between every two steel columns to form a hollow closed space, thereby improving the vertical bearing capacity and the performance of resisting horizontal loads, and the connection is simple and reliable, the construction is convenient, the cost performance is high, the fire prevention, sound insulation and heat insulation effects are good, and it is energy-saving and environmentally friendly.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is: a steel-concrete composite module unit, which includes steel beams, steel columns, concrete walls, a bottom plate and a top plate; the four sides of the bottom plate and the top plate are connected to the steel beams to form a frame plate, and the four corners of two upper and lower parallel and symmetrical frame plates are connected to the steel columns, and a concrete wall is arranged between every two steel columns to form a closed space.

[0007] The steel beams and steel columns are both hollow square steels; the ends of the steel beams and steel columns are welded to each other.

[0008] The cavities of the steel beams and the steel columns are filled with concrete.

[0009] The bottom plate and the top plate are concrete cast structures with a steel bar skeleton arranged inside.

[0010] The side wall is a concrete cast structure with double-layer bidirectional steel bars arranged inside.

[0011] A plurality of steel plates are arranged on the side of the steel beam, and the steel plates support the bottom plate and the top plate.

[0012] Bolts are arranged on the side of the steel column.

[0013] Door and window holes are arranged on the concrete wall; and square steel frames are arranged at the edges of the door and window holes.

[0014] The main beneficial effects of the utility model are:

[0015] The steel structure and concrete structure are combined together to form a modular unit, giving full play to the high bearing capacity and high rigidity of the steel-concrete composite structure.

[0016] It improves the vertical bearing capacity and the performance of resisting horizontal loads, has simple and reliable connection, high cost performance, good fire prevention, sound insulation and heat insulation effects, and is energy-saving and environmentally friendly.

[0017] Improve the bearing capacity, reduce the cross section of the component, have good seismic performance, and make construction and installation more convenient.

[0018] Taking full advantage of the mechanical properties of steel beams and concrete, and considering that the walls participate in structural calculations as lateral force-resisting components, this module unit can be applied to high-rise buildings.

[0019] Since the periphery of the module unit is composed of a steel structure, different module units can be mechanically connected to form a whole, which has the characteristics of simple and reliable connection and convenient construction. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0021] Figure 1 It is a structural schematic diagram of the utility model.

[0022] Figure 2 It is a structural schematic diagram of the connection between the bottom plate and the steel column of the utility model.

[0023] Figure 3 It is a structural schematic diagram of the connection between the top plate and the steel column of the utility model.

[0024] Figure 4 It is a structural schematic diagram of the utility model of steel column filled with concrete.

[0025] In the figure: steel beam 1; steel column 2; concrete wall 3; bottom plate 4; top plate 5; concrete 6; steel skeleton 7; steel plate 8; steel skeleton 7; studs 9; door and window openings 10; square steel frame 11. DETAILED DESCRIPTION

[0026] like Figure 1~Figure 4In the invention, a steel-concrete composite module unit includes a steel beam 1, a steel column 2, a concrete wall 3, a bottom plate 4 and a top plate 5; the bottom plate 4 and the top plate 5 are connected to the steel beam 1 on all sides to form a frame plate, and the four corners of the two upper and lower parallel and symmetrical frame plates are connected to the steel column 2, and a concrete wall 3 is arranged between every two steel columns 2 to form a closed space. By arranging the steel beam 1 around the bottom plate 4 and the top plate 5, the ends of the four steel columns 2 are fixedly connected to the ends of the steel beam 1, and the concrete wall 3 is arranged between every two steel columns 2 to form a hollow closed space, the vertical bearing capacity and the resistance to horizontal loads are improved, the connection is simple and reliable, the construction is convenient, the cost performance is high, the fire prevention, sound insulation, and heat insulation effects are good, and the energy saving and environmental protection are achieved.

[0027] In the preferred solution, the steel beam 1 and the steel column 2 are both hollow square steels; the ends of the steel beam 1 and the steel column 2 are welded to each other. During construction, the outer periphery of the module unit is composed of a steel structure, and different module units can be mechanically connected to form a whole, which has the characteristics of simple and reliable connection and convenient construction.

[0028] In a preferred solution, the cavities of the steel beam 1 and the steel column 2 are filled with concrete 6. During construction, the steel beam 1 is filled with concrete 6 to improve the horizontal load capacity, and the steel column 2 is filled with concrete 6 to enhance the bearing capacity of the vertical components.

[0029] In a preferred solution, the bottom plate 4 and the top plate 5 are concrete cast structures, and a steel skeleton 7 is arranged inside. During construction, the steel skeleton 7 is arranged inside the bottom plate 4 and the top plate 5 to improve the overall structural strength.

[0030] In a preferred solution, a plurality of steel plates 8 are arranged on the side of the steel beam 1, and the steel plates 8 support the bottom plate 4 and the top plate 5. During construction, the steel skeleton 7 is first placed on the steel plates 8, and the steel skeleton 7 is supported by the steel plates 8, and then a casting template is established at the bottom of the steel skeleton 7, and then the bottom plate 4 and the top plate 5 are cast.

[0031] In a preferred solution, studs 9 are provided on the sides of the steel beam 1 and the steel column 2. During construction, after the concrete wall 3, the bottom plate 4 and the top plate 5 are poured, the studs improve the anti-slip performance of the concrete wall 3, the bottom plate 4 and the top plate 5.

[0032] In a preferred solution, the concrete wall 3 is provided with door and window holes 10; a square steel frame 11 is provided at the edge of the door and window holes. During construction, the door and window holes 10 are reserved, and the position of the square steel frame 11 is set before pouring the concrete wall 3. After pouring, the square steel frame 11 and the concrete wall 3 form a whole, which is convenient for subsequent door and window installation.

[0033] Preferably, the pouring process of the concrete wall 3 can be to fix the upper and lower steel beams on both sides with tension formwork after the steel frame is completed, and when the concrete wall is to be poured, the bottom is poured from bottom to top using the jacking pouring technology.

[0034] The steel structure and concrete bear the load together, and the concrete wall is both a load-bearing member and a partition wall between different modules; this modular unit can be applied to low-rise or high-rise buildings.

[0035] The above embodiments are only preferred technical solutions of the present invention and should not be regarded as limitations of the present invention. The embodiments and features in the embodiments of the present application can be arbitrarily combined with each other without conflict. The protection scope of the present invention shall be the technical solutions recorded in the claims, including equivalent replacement solutions of the technical features in the technical solutions recorded in the claims. That is, equivalent replacement improvements within this scope are also within the protection scope of the present invention.

Claims

1. A steel-concrete combined modular unit, characterized by: It comprises a steel beam (1), a steel column (2), a concrete wall (3), a bottom plate (4) and a top plate (5); the bottom plate (4) and the top plate (5) are connected to the steel beam (1) on all sides to form a frame plate, the four corners of two mutually parallel and symmetrical frame plates are connected to the steel column (2), and a concrete wall (3) is arranged between every two steel columns (2) to form a closed space.

2. The steel-concrete combined modular unit according to claim 1 is characterized in that: The steel beam (1) and the steel column (2) are both hollow square steels; the ends of the steel beam (1) and the steel column (2) are welded to each other.

3. The steel-concrete combined modular unit according to claim 2 is characterized in that: The cavities of the steel beam (1) and the steel column (2) are filled with concrete (6).

4. The steel-concrete combined modular unit according to claim 1 is characterized in that: The bottom plate (4) and the top plate (5) are concrete cast structures, with a steel reinforcement skeleton (7) disposed inside.

5. The steel-concrete combined modular unit according to claim 4 is characterized in that: A plurality of steel plates (8) are arranged on the side of the steel beam (1), and the steel plates (8) support the bottom plate (4) and the top plate (5).

6. The steel-concrete combined modular unit according to claim 1 is characterized in that: Bolts (9) are arranged on the sides of the steel beam (1) and the steel column (2).

7. The steel-concrete combined modular unit according to claim 1 is characterized in that: The concrete wall (3) is provided with door and window holes (10); and a square steel frame (11) is provided at the edge of the door and window holes.

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