CN110878587A - Module assembly type building beam column node connection structure - Google Patents

Module assembly type building beam column node connection structure Download PDF

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Publication number
CN110878587A
CN110878587A CN201911015860.1A CN201911015860A CN110878587A CN 110878587 A CN110878587 A CN 110878587A CN 201911015860 A CN201911015860 A CN 201911015860A CN 110878587 A CN110878587 A CN 110878587A
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CN
China
Prior art keywords
steel
column
prefabricated steel
prefabricated
columns
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201911015860.1A
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Chinese (zh)
Inventor
李涛
张彤
蒲武川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhan University of Technology WUT
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Wuhan University of Technology WUT
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuhan University of Technology WUT filed Critical Wuhan University of Technology WUT
Priority to CN201911015860.1A priority Critical patent/CN110878587A/en
Publication of CN110878587A publication Critical patent/CN110878587A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403Connection details of the elongated load-supporting parts
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403Connection details of the elongated load-supporting parts
    • E04B2001/2418Details of bolting
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403Connection details of the elongated load-supporting parts
    • E04B2001/2445Load-supporting elements with reinforcement at the connection point other than the connector
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403Connection details of the elongated load-supporting parts
    • E04B2001/2451Connections between closed section profiles
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B2001/2466Details of the elongated load-supporting parts
    • E04B2001/2478Profile filled with concrete

Abstract

The invention discloses a beam-column joint connecting structure of a module assembly type building, which can be used for corner joints, side joints and middle joints of the beam-column joints of the module assembly type building.

Description

Module assembly type building beam column node connection structure
Technical Field
The invention relates to the technical field of assembly type building structures, in particular to a beam-column joint connecting structure of a module assembly type building.
Background
At present, assembly type buildings are vigorously popularized in China, so that the buildings are more and more concerned in recent years. The modular assembly type building is a structural form with the highest prefabricated assembly degree in the assembly type building. The building is characterized in that the building unit modules are prefabricated in a factory, the arrangement and decoration of internal pipelines are completed, then the building unit modules are transported to the site, and the modules are hoisted and assembled to finally build the whole building. The modular assembly type building is more suitable for buildings with regular unit shapes, such as schools, hospitals, hotels and the like. The module assembly type building has high assembly rate, and practices and researches show that the building can meet the requirement of building structure specification through reasonable design.
Beam-column joint performance is critical to module-fabricated buildings, as module-fabricated buildings, and particularly module-fabricated steel structure buildings, are interconnected primarily by beam-column joints between different unit modules. However, in the existing beam column node structure, because no force transmission mechanism exists between the connection interfaces of the upper and lower module steel pipe columns and the inner sleeve steel pipe, the rotational rigidity of the node is small, and the lateral rigidity of the whole building is poor, so that the number of layers of the module assembly type steel structure building is small in practice. Therefore, how to improve the rotational rigidity of the structure at the node of the beam column of the module assembly type steel structure, thereby improving the lateral rigidity and the integrity of the building is a main problem to be solved at present.
Disclosure of Invention
The invention aims to provide a beam-column joint connecting structure for a module assembly type building, which can greatly improve the rotational rigidity of beam-column joints, thereby improving the lateral rigidity and integrity of the module assembly type building and promoting the application and development of the structure building.
The technical scheme for solving the problems is as follows: a module assembly type building beam column node connecting structure comprises prefabricated steel columns, a plurality of columns and a steel plate, wherein the columns are formed by connecting steel pipes in two adjacent prefabricated steel columns in the vertical direction, the steel plate is provided with a plurality of fixing holes, and the fixing holes are used for enabling the steel pipes to penetrate through so that two sides of the steel plate are abutted against the end parts of the two adjacent prefabricated steel columns in the vertical direction and are used for connecting and fixing the plurality of columns; an irrigation part for pouring concrete is formed between the outer wall of the steel pipe and the inner wall of the prefabricated steel column, and a partition plate for matching the steel plate to seal the irrigation part and the steel pipe is further arranged in the prefabricated steel column; and shear-resistant components with end parts capable of extending into the pouring part are further arranged on the outer wall of the steel pipe and the inner wall of the prefabricated steel column.
And further, the prefabricated steel column structure further comprises prefabricated steel tube beams arranged on the prefabricated steel columns, through holes, bolts and nuts penetrating through the through holes are arranged on the prefabricated steel tube beams, and an inter-beam connecting plate with threaded holes for the bolts to penetrate through is further arranged between the prefabricated steel tube beams of two adjacent prefabricated steel columns in the vertical direction.
Furthermore, the end, close to the prefabricated steel column, of the prefabricated steel tubular beam is a thickened end, and the through hole is formed in the thickened end.
Furthermore, one end of the prefabricated steel pipe beam, which is far away from the prefabricated steel column, is a butt joint end, and the butt joint end is connected with the thickened end through a groove butt joint welding seam.
Furthermore, concrete or grouting materials are poured in the steel pipe.
Further, the shear components are weld beads or studs.
Further, the prefabricated steel tubular beam is a rectangular tubular beam.
The invention has the beneficial effects that: this module assembly type structure beam column nodal connection structure can be used to angle node, limit node and well node of module assembly type beam column node, and the advantage that possesses has: 1. pouring concrete or equivalent grouting materials into a pouring part formed between the inner surface of the prefabricated steel column and the outer surface of the steel pipe, and meanwhile, arranging anti-shearing components on the inner surface of the prefabricated steel column and the outer surface of the steel pipe, wherein one end of each anti-shearing component can extend into the concrete or grouting materials in the pouring part; concrete or equivalent grouting materials can be poured into the steel pipe, and the prefabricated steel column is internally provided with a partition plate and a welded steel plate to be matched with the closed grouting part and the steel pipe, so that the loss of grouting materials is prevented, and the rotational rigidity of the beam-column joint can be greatly improved; 2. the two ends of the prefabricated steel pipe beam are respectively provided with a thickened end, and the arranged thickened ends can prevent the prefabricated steel pipe beam from being locally bent; the thickened end is provided with a through hole, an inter-beam connecting plate is arranged between the prefabricated beams between two adjacent prefabricated steel columns (modules) in the vertical direction, and the prefabricated steel tube beams of the upper prefabricated steel column (module) and the lower prefabricated steel column (module) are connected by bolts penetrating through the inter-beam connecting plate. Through the mode, the rotational rigidity of the beam-column node is greatly improved, the rotational rigidity of the beam-column node is improved, the column end constraint is favorably enhanced, the calculated length coefficient of the column is reduced, the column with the same section has higher stable bearing capacity, and the lateral rigidity and the integrity of the module assembly type steel structure building are improved.
Drawings
Fig. 1 is a front view of a beam-column joint connection structure of a module fabricated building according to the present invention.
Fig. 2 is an elevation view of two prefabricated steel columns according to an embodiment of the present invention being connected to form a column body.
Fig. 3 is a top view of a beam-column joint connection structure of a module fabricated building according to the present invention.
Fig. 4 is a schematic view illustrating a steel pipe connecting two prefabricated steel columns according to an embodiment of the present invention.
Fig. 5 is a schematic view of two prefabricated steel columns forming a column according to an embodiment of the present invention.
In the figure:
1-prefabricating a steel column; 2-a steel pipe; 3-a column; 4-a steel plate; 41-fixing holes; 5-a watering part; 6-a separator; 7-a shear resistant component; 8-prefabricating a steel pipe beam; 81-thickened end; 82-a butt end; 9-a through hole; 10-bolt; 11-a nut; 12-inter-beam connection plates; 121-a threaded hole; 13-inclined ramp.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention and the technical solutions in the prior art, the following will describe the specific embodiments of the present invention with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and it is obvious to a person skilled in the art that other drawings and other embodiments can be obtained from these drawings without inventive effort, and the invention is not limited to this example.
Please refer to fig. 1 to 5. The invention discloses a module assembly type building beam-column joint connecting structure which comprises prefabricated steel columns 1, a plurality of columns 3 and a steel plate 4, wherein the columns 3 are formed by connecting steel pipes 2 in the vertical direction between two adjacent prefabricated steel columns 1, the steel plate 4 is provided with a plurality of fixing holes 41, and the fixing holes 41 are used for enabling the steel pipes 2 to penetrate through so that two sides of the steel plate 4 are abutted against the end parts of the two adjacent prefabricated steel columns 1 in the vertical direction and are used for connecting and fixing the columns 3; an irrigation part 5 for pouring concrete is formed between the outer wall of the steel pipe 2 and the inner wall of the prefabricated steel column 1, and a partition plate 6 for matching the steel plate 4 to seal the irrigation part 5 and the pipeline of the steel pipe 2 is further arranged in the prefabricated steel column 1; and shear-resistant components 7 with end parts capable of extending into the pouring part 5 are further arranged on the outer wall of the steel pipe 2 and the inner wall of the prefabricated steel column 1.
It should be added that, when assembling the structure, first two prefabricated steel columns 1 (see fig. 2) adjacent in the vertical direction are connected through steel pipes 2 in the column to form a column body 3, and the horizontally adjacent column bodies 3 (see fig. 3) are connected left and right through steel plates 4 welded to the steel pipes 2, specifically, after the steel pipes 2 pass through fixing holes 41 of the steel plates 4, the steel pipes 2 and the steel plates 4 are welded at the fixing holes 41 in a seamless manner, and the steel plates 4 are in close contact with the column ends of the upper and lower prefabricated steel columns 1 to transmit axial loads; the shear-resistant components 7 are arranged on the inner surface of the prefabricated steel column 1 and the outer surface of the steel pipe 2, grouting materials are poured in the pouring part 5 and the steel pipe 4, and pipelines of the prefabricated steel column 1 and the steel pipe 2 are sealed through the partition plate 6, so that the material loss during grouting is prevented, and the aim of improving the rotational rigidity of the beam-column joint is fulfilled.
Please refer to fig. 1 and fig. 2 again. In this example, the prefabricated steel columns 1 may further include prefabricated steel tubular beams 8 arranged on the prefabricated steel columns 1, the prefabricated steel tubular beams 8 are provided with through holes 9, bolts 10 penetrating through the through holes 9, and nuts 11, and an inter-beam connecting plate 12 having threaded holes 121 through which the bolts 10 penetrate is further arranged between the prefabricated steel tubular beams 8 of two adjacent prefabricated steel columns 1 in the vertical direction; one end of the prefabricated steel tubular beam 8 close to the prefabricated steel column 1 can be a thickened end 81, and the through hole 9 is formed in the thickened end 81; the end, far away from the prefabricated steel column 1, of the prefabricated steel tubular beam 8 can be a butt joint end 82, the butt joint end 82 is connected with the thickened end 81 through a groove butt joint welding seam, so that the prefabricated steel tubular beam 8 of the upper module and the prefabricated steel tubular beam of the lower module are connected with bolts 10 through an inter-beam connecting plate 12 with preset threaded holes 121, the thickened end 81 is locally arranged at the beam end of the prefabricated steel tubular beam 8, the required number of the bolt holes 9 and the bolts 10 can be determined as required, and the arranged thickened end 81 can prevent the prefabricated steel tubular beam 8 from being locally bent; the thickened end 81 and the butt end 82 are connected by a groove butt weld, and an inclined ramp 13 is formed at the joint.
In this case, concrete or grouting material may be poured into the steel pipe 2, which may enhance the lateral rigidity of the overall structure of the steel pipe 2.
In this example, the shear resistant members 7 are formed as beads in one embodiment, and as studs in another embodiment, they are inserted into concrete or equivalent grouting material poured into the pouring section 5 to increase the rotational rigidity of the beam-column joint. This embodiment is a means that can be understood and implemented by a person skilled in the art and will not be described in more detail here.
Specific embodiments of the present invention have been described above in detail. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, any technical solutions that can be obtained by a person skilled in the art through logical analysis, reasoning or limited experiments in the prior art based on the inventive concept should be within the scope of protection defined by the claims.

Claims (7)

1. The utility model provides a module assembly type structure beam column nodal connection structure which characterized in that: the steel plate fixing structure comprises prefabricated steel columns (1), a plurality of columns (3) formed by connecting steel pipes (2) in the vertical direction between two adjacent prefabricated steel columns (1), and a steel plate (4) with a plurality of fixing holes (41), wherein the fixing holes (41) are used for enabling the steel pipes (2) to penetrate through so that two sides of the steel plate (4) are abutted against the end parts of the two adjacent prefabricated steel columns (1) in the vertical direction and are used for connecting and fixing the plurality of columns (3); an irrigation part (5) for pouring concrete is formed between the outer wall of the steel pipe (2) and the inner wall of the prefabricated steel column (1), and a partition plate (6) for matching the steel plate (4) to seal the irrigation part (5) and the pipeline of the steel pipe (2) is further arranged in the prefabricated steel column (1); and shear parts (7) with end parts capable of extending into the pouring part (5) are further arranged on the outer wall of the steel pipe (2) and the inner wall of the prefabricated steel column (1).
2. The module-fabricated building beam-column joint connection structure of claim 1, wherein: the prefabricated steel column structure is characterized by further comprising prefabricated steel tube beams (8) arranged on the prefabricated steel columns (1), through holes (9), bolts (10) penetrating through the through holes (9) and nuts (11) are arranged on the prefabricated steel tube beams (8), and an inter-column connecting plate (12) with threaded holes (121) for the bolts (10) to penetrate through is further arranged between the prefabricated steel tube beams (8) of two adjacent prefabricated steel columns (1) in the vertical direction.
3. The module-fabricated building beam-column joint connection structure of claim 2, wherein: one end, close to the prefabricated steel column (1), of the prefabricated steel tubular beam (8) is a thickened end (81), and the through hole (9) is formed in the thickened end (81).
4. The module-fabricated building beam-column joint connection structure of claim 3, wherein: one end, far away from the prefabricated steel column (1), of the prefabricated steel tube beam (8) is a butt joint end (82), and the butt joint end (82) is connected with the thickened end (81) through groove butt joint welding seams.
5. The module-fabricated building beam-column joint connection structure of claim 1, wherein: concrete or grouting materials are poured in the steel pipe (2) pipeline.
6. The module-fabricated building beam-column joint connection structure of claim 1, wherein: the shear resistant component (7) is a weld bead or a stud.
7. The module-fabricated building beam-column joint connection structure of claim 2, wherein: the prefabricated steel pipe beam (8) is a rectangular pipe beam.
CN201911015860.1A 2019-10-24 2019-10-24 Module assembly type building beam column node connection structure Pending CN110878587A (en)

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CN201911015860.1A CN110878587A (en) 2019-10-24 2019-10-24 Module assembly type building beam column node connection structure

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Application Number Priority Date Filing Date Title
CN201911015860.1A CN110878587A (en) 2019-10-24 2019-10-24 Module assembly type building beam column node connection structure

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112012355A (en) * 2020-08-24 2020-12-01 信隆工程有限公司 Node connection structure and modular building
CN112095785A (en) * 2020-08-10 2020-12-18 中建集成建筑有限公司 Grouting connection structure of modular structure and construction method thereof

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Publication number Priority date Publication date Assignee Title
CN112095785A (en) * 2020-08-10 2020-12-18 中建集成建筑有限公司 Grouting connection structure of modular structure and construction method thereof
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