Connecting device for building beams and columns and method for manufacturing the same

Abstract

The present invention relates to the field of connecting parts used in building structures, and specifically to a connecting device for building beams and columns and a manufacturing method thereof. A connecting device for building beams and columns, comprising a steel box beam (3), a reinforced concrete beam (4) and a steel tube concrete column (8), characterized in that it also comprises a reinforced concrete ring beam (1), a connecting plate (2), a concrete beam main reinforcement (5), a ring beam stirrup (6) and a shear ring (7), wherein the reinforced concrete ring beam (1) is hoisted and fixed on the outer surface of the steel tube concrete column (8); the connecting plate (2) is welded in sequence on the outer surface of the steel tube of the steel tube concrete column (8); and the two ends of each shear ring (7) are respectively connected to the reinforced concrete ring beam (1) and the reinforced concrete beam (4). A manufacturing method for a connecting device for building beams and columns, characterized in that it is implemented in sequence according to the following steps: ① hoisting; ② welding; ③ binding. The present invention is convenient to construct and safe and reliable.

Description

Technical Field

[0001] The invention relates to the field of connecting pieces used in building structures, in particular to a connecting device for building beams and columns and a manufacturing method thereof. Background Art

[0002] At present, there are many structures in which concrete beams and steel box beams are connected to columns at the same time in buildings to open up the field of vision of indoor space. When concrete beams and steel box beams are connected to columns at the same time, they are usually connected by pre-embedded connectors on the columns. In order to meet the needs of later use and make the shape more unique, structures such as steel stairs and spiral staircases will affect the strength and stability of the beam structure. In severe cases, it may even become unstable due to excessive deformation, causing the beam to collapse, and the safety is poor. Summary of the invention

[0003] In order to overcome the defects of the prior art and provide a connection structure which is convenient to construct, safe and reliable, the present invention discloses a connection device for building beams and columns and a manufacturing method thereof.

[0004] The present invention achieves the purpose of the invention through the following technical solutions:

[0005] A connecting device for building beams and columns, comprising a steel box beam, a reinforced concrete beam and a steel tube concrete column, wherein the inner end surfaces of the steel box beam and the reinforced concrete beam are respectively connected to the opposite outer side surfaces of the steel tube concrete column, and the device is characterized in that it also comprises a reinforced concrete ring beam, a connecting plate, a concrete beam main reinforcement, a ring beam stirrup and a shear ring,

[0006] The reinforced concrete ring beam is hooped and fixed on the outer side of the steel tube concrete column, the reinforced concrete beam is connected to the reinforced concrete ring beam, the main reinforcement of the concrete beam in the reinforced concrete beam is anchored into the reinforced concrete ring beam, the reinforced concrete ring beam is connected to the steel tube concrete column, the steel box beam is connected to the steel tube concrete column, and the ring beam hoop reinforcement in the reinforced concrete ring beam passes through the reinforced concrete beam and is disconnected at the steel box beam to ensure the stability and strength of the steel box beam structure;

[0007] Connecting plates are welded in sequence on the outer surface of the steel tube of the steel tube concrete column around the central axis of the steel tube concrete column, and the two ends of the disconnected stirrups of the ring beam are respectively welded and fixed to a connecting plate located on both sides of the reinforced concrete beam to ensure the lap length;

[0008] There are an even number of shear rings, with at least one shear ring arranged on each side of the reinforced concrete beam. The inner side of each shear ring is fixed to the outer side of the steel tube of the steel tube concrete column, and the two ends of each shear ring are respectively connected to the reinforced concrete ring beam and the reinforced concrete beam, so that the reinforced concrete ring beam, the reinforced concrete beam and the steel tube concrete column form a whole through the shear ring.

[0009] The connecting device for building beams and columns is characterized in that the outer side of the connecting plate exceeds the outermost ring beam stirrups in the reinforced concrete ring beam by at least 50 mm.

[0010] The manufacturing method of the connecting device of the building beam and column is characterized by: carrying out the following steps in sequence:

[0011] ① Hoisting: hoist the steel tube of the steel tube concrete column and install and position it, pour concrete in the steel tube to complete the installation of the steel tube concrete column;

[0012] The steel box girder is hoisted and installed and positioned, and the inner end surface of the steel box girder is welded and fixed on the outer surface of the steel tube concrete column steel tube;

[0013] ② Welding: Weld the fixed connection plate and shear ring on the outer side of the steel tube concrete column;

[0014] ③ Binding: Support the bottom formwork frame, bind the ring beam stirrups in the reinforced concrete ring beam and the main reinforcement of the concrete beam in the reinforced concrete beam, and implement it layer by layer from the bottom layer to the surface layer. The ring beam stirrups are disconnected at the steel box beam, and the connecting plates on both sides of the steel box beam are also welded and fixed to the steel box beam, and then the disconnected ends of the ring beam stirrups are respectively welded to the connecting plates on both sides of the steel box beam.

[0015] The manufacturing method of the connecting device of building beams and columns is characterized in that: in step ②, the outer side of the connecting plate exceeds the outermost ring beam stirrups in the reinforced concrete ring beam by at least 50mm.

[0016] The present invention has the following beneficial effects: the present invention provides a combined connection method of a steel box beam, a concrete beam and a composite column, by connecting the steel box beam to the steel tube concrete column, connecting the concrete beam to the composite column concrete column and the ring beam, the concrete beam stirrups are disconnected due to passing through the steel box beam, and the disconnected steel bars are welded to the steel box beam connector, so that the concrete beam, the steel box beam and the composite column can be perfectly connected into a whole, the position of the connecting plate can be adjusted up and down with the position of the ring beam steel bar, the ring beam steel bar does not need to pass through the steel box beam to destroy the stability of the ring steel box beam, and solves the problem of insufficient connection stability between the ring beam and the steel box beam, so that the overall stability is higher and the strength of the steel box beam is stronger. The construction method of the present invention is simple and convenient, saving manpower and material resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a cross-sectional view of the connection between the steel tube concrete column, the reinforced concrete ring beam and the steel box beam in the present invention.

[0018] Figure 2 is a schematic diagram of the structure of the connecting plate in the present invention,

[0019] Figure 3is a cross-sectional view of the connection between the reinforced concrete ring beam and the steel tube concrete column in the present invention;

[0020] Figure 4 It is a schematic diagram of the connection between the shear ring and the steel tube of the steel tube concrete column in the present invention. DETAILED DESCRIPTION

[0021] The present invention is further described below by means of specific examples.

[0022] Example 1

[0023] A connecting device for building beams and columns, comprising a reinforced concrete ring beam 1, a connecting plate 2, a steel box beam 3, a reinforced concrete beam 4, a concrete beam main reinforcement 5, a ring beam stirrup 6, a shear ring 7 and a steel tube concrete column 8, such as Figure 1 to Figure 4 As shown, the specific structure is:

[0024] The inner end faces of the steel box beam 3 and the reinforced concrete beam 4 are respectively connected to the outer side faces of the steel tube concrete column 8. The steel box beam 3 is formed by connecting the top plate, the bottom plate, the web plate, the transverse diaphragm, the longitudinal diaphragm and the stiffening ribs by full welding.

[0025] The reinforced concrete ring beam 1 is hooped and fixed on the outer side of the steel tube concrete column 8, the reinforced concrete beam 4 is connected to the reinforced concrete ring beam 1, the concrete beam main reinforcement 5 in the reinforced concrete beam 4 is anchored into the reinforced concrete ring beam 1, the reinforced concrete ring beam 1 is connected to the steel tube concrete column 8, the steel box beam 3 is connected to the steel tube concrete column 8, the ring beam hoop reinforcement 6 in the reinforced concrete ring beam 1 passes through the reinforced concrete beam 4 and is disconnected at the steel box beam 3 to ensure the stability and strength of the steel box beam 3 structure;

[0026] Connecting plates 2 are welded in sequence on the outer surface of the steel tube of the concrete-filled steel tube column 8 around the central axis of the concrete-filled steel tube column 8, and the disconnected ends of the ring beam stirrups 6 are respectively welded and fixed on a connecting plate 2 located on both sides of the reinforced concrete beam 4 to ensure the lap length;

[0027] The number of shear rings 7 is even, and four are used in the present embodiment. Two shear rings 7 are arranged on each side of the reinforced concrete beam 4. The inner side of each shear ring 7 is fixed to the outer side of the steel tube of the steel tube concrete column 8. The two ends of each shear ring 7 are respectively connected to the reinforced concrete ring beam 1 and the reinforced concrete beam 4, so that the reinforced concrete ring beam 1, the reinforced concrete beam 4 and the steel tube concrete column 8 form a whole through the shear ring 7.

[0028] In this embodiment, the outer side of the connecting plate 2 exceeds the outermost ring beam stirrup 6 in the reinforced concrete ring beam 1 by 50 mm.

[0029] When manufacturing this embodiment, the following steps are performed in sequence:

[0030] ① Hoisting: hoist the steel tube of the steel tube concrete column 8 and install and position it, pour concrete in the steel tube, and complete the installation of the steel tube concrete column 8;

[0031] The steel box beam 3 is hoisted and installed and positioned, and the inner end surface of the steel box beam 3 is welded and fixed to the outer surface of the steel tube concrete column 8;

[0032] ② Welding: The connecting plate 2 and the shear ring 7 are respectively welded and fixed on the outer side of the steel tube of the steel tube concrete column 8, and the outer side of the connecting plate 2 exceeds the outermost ring beam stirrup 6 in the reinforced concrete ring beam 1 by 50 mm;

[0033] ③ Binding: Support the bottom formwork frame, bind the ring beam stirrups 6 in the reinforced concrete ring beam 1 and the main reinforcement 5 in the reinforced concrete beam 4, and implement it layer by layer from the bottom layer to the surface layer. The ring beam stirrups 6 are disconnected at the steel box beam 3, and the connecting plates 2 on both sides of the steel box beam 3 are also welded and fixed to the steel box beam 3, and then the disconnected ends of the ring beam stirrups 6 are respectively welded to the connecting plates 2 on both sides of the steel box beam 3.

Claims

1. A connecting device for building beams and columns, comprising a steel box beam (3), a reinforced concrete beam (4) and a steel tube concrete column (8), wherein the inner end surfaces of the steel box beam (3) and the reinforced concrete beam (4) are respectively connected to the opposite outer side surfaces of the steel tube concrete column (8), wherein: It also includes a reinforced concrete ring beam (1), a connecting plate (2), concrete beam main reinforcement (5), ring beam stirrups (6) and a shear ring (7). A reinforced concrete ring beam (1) is hooped and fixed on the outer surface of a steel tube concrete column (8); a reinforced concrete beam (4) is connected to the reinforced concrete ring beam (1); main concrete beam reinforcement (5) in the reinforced concrete beam (4) is anchored into the reinforced concrete ring beam (1); the reinforced concrete ring beam (1) is connected to the steel tube concrete column (8); a steel box beam (3) is connected to the steel tube concrete column (8); and ring beam hoop reinforcement (6) in the reinforced concrete ring beam (1) passes through the reinforced concrete beam (4) and is disconnected at the steel box beam (3); Connecting plates (2) are welded in sequence on the outer surface of the steel tube of the concrete-filled steel tube column (8) around the central axis of the concrete-filled steel tube column (8), and the disconnected ends of the ring beam stirrups (6) are respectively welded and fixed to a connecting plate (2) located on both sides of the reinforced concrete beam (4); The number of shear rings (7) is even, and at least one shear ring (7) is provided on each side of the reinforced concrete beam (4). The inner side of each shear ring (7) is fixed to the outer side of the steel tube of the steel tube concrete column (8). The two ends of each shear ring (7) are respectively connected to the reinforced concrete ring beam (1) and the reinforced concrete beam (4), so that the reinforced concrete ring beam (1), the reinforced concrete beam (4) and the steel tube concrete column (8) form a whole through the shear ring (7).

2. The connecting device for building beams and columns as claimed in claim 1, characterized in that: The outer side of the connection plate (2) exceeds the outermost ring beam stirrup (6) in the reinforced concrete ring beam (1) by at least 50 mm.

3. The method for manufacturing a connecting device for building beams and columns as claimed in claim 1 or 2, characterized in that: Follow the steps below to implement: ① Hoisting: hoisting the steel tube of the steel tube concrete column (8) and installing and positioning it, pouring concrete in the steel tube, and completing the installation of the steel tube concrete column (8); The steel box beam (3) is hoisted and installed and positioned, and the inner end surface of the steel box beam (3) is welded and fixed to the outer side surface of the steel tube concrete column (8); ② Welding: Welding the fixed connection plate (2) and the shear ring (7) on the outer side of the steel tube of the concrete-filled steel tube column (8); ③ Binding: Support the bottom formwork frame, bind the ring beam stirrups (6) in the reinforced concrete ring beam (1) and the concrete beam main bars (5) in the reinforced concrete beam (4), and implement the binding layer by layer from the bottom layer to the surface layer. The ring beam stirrups (6) are disconnected at the steel box beam (3), and the connection plates (2) on both sides of the steel box beam (3) are also welded and fixed to the steel box beam (3), and then the disconnected ends of the ring beam stirrups (6) are respectively welded to the connection plates (2) on both sides of the steel box beam (3).

4. The method for manufacturing the connecting device of building beams and columns as claimed in claim 3, characterized in that: In step ②, the outer side of the connecting plate (2) exceeds the outermost ring beam stirrup (6) in the reinforced concrete ring beam (1) by at least 50 mm.

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