CN116517123A - Assembled beam column joint without field welding and construction method - Google Patents

Assembled beam column joint without field welding and construction method Download PDF

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Publication number
CN116517123A
CN116517123A CN202310370342.1A CN202310370342A CN116517123A CN 116517123 A CN116517123 A CN 116517123A CN 202310370342 A CN202310370342 A CN 202310370342A CN 116517123 A CN116517123 A CN 116517123A
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CN
China
Prior art keywords
steel
plate
column
steel pipe
pipe column
Prior art date
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Pending
Application number
CN202310370342.1A
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Chinese (zh)
Inventor
李秀领
步同兴
刘睿
朱振东
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Shandong Jianzhu University
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Shandong Jianzhu University
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Filing date
Publication date
Application filed by Shandong Jianzhu University filed Critical Shandong Jianzhu University
Priority to CN202310370342.1A priority Critical patent/CN116517123A/en
Publication of CN116517123A publication Critical patent/CN116517123A/en
Pending legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/38—Connections for building structures in general
    • E04B1/58—Connections for building structures in general of bar-shaped building elements
    • E04B1/5806—Connections for building structures in general of bar-shaped building elements with a cross-section having an open profile
    • E04B1/5812—Connections for building structures in general of bar-shaped building elements with a cross-section having an open profile of substantially I - or H - form
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403—Connection details of the elongated load-supporting parts
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/38—Connections for building structures in general
    • E04B1/58—Connections for building structures in general of bar-shaped building elements
    • E04B1/5825—Connections for building structures in general of bar-shaped building elements with a closed cross-section
    • E04B1/5831—Connections for building structures in general of bar-shaped building elements with a closed cross-section of substantially rectangular form
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/14—Conveying or assembling building elements
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403—Connection details of the elongated load-supporting parts
    • E04B2001/2406—Connection nodes
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/38—Connections for building structures in general
    • E04B1/58—Connections for building structures in general of bar-shaped building elements
    • E04B2001/5875—Connections for building structures in general of bar-shaped building elements using exterior clamping plates or shells
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • Joining Of Building Structures In Genera (AREA)

Abstract

The invention provides an assembled beam column node without field welding and a construction method thereof, comprising a beam column middle connecting piece, wherein the upper end and the lower end of the beam column middle connecting piece are respectively connected with a steel pipe column with a first protruding block in an inserted mode, the periphery of the beam column middle connecting piece is respectively connected with a steel beam with a second protruding block in an inserted mode, limiting connecting components are commonly connected between adjacent steel beams, at least one group of limiting supporting components are arranged between the upper end of the beam column middle connecting piece and each steel beam, and the adjacent limiting supporting components are mutually connected in an inserted mode. The problems of large labor capacity of workers in the node installation process, insufficient node stress bearing capacity, insufficient anti-seismic performance and insufficient stability of the structure in the use process are solved.

Description

Assembled beam column joint without field welding and construction method
Technical Field
The invention belongs to the field of steel structure node connection of assembled buildings, and particularly relates to an on-site welding-free assembled beam column node and a construction method.
Background
In recent years, the civil engineering field of China is continuously and deeply researched, the application of the assembled structure on the building is more and more extensive, and the assembled building plays a vital role in the development of building industrialization. Along with the acceleration of the development progress of the industrialization of the building and the industrialization of the steel structure, the country is greatly pushing the development of the industrialization of the novel building, the assembled building is widely concerned, the acceptance of the market to the assembled steel structure is continuously improved, the application amount of the assembled steel structure is continuously increased, and the assembled building has a huge growing space. Compared with the traditional concrete structure building, the prefabricated building with the steel structure has the advantages of green and environment-friendly materials, light self weight, good earthquake resistance, more flexible structural arrangement, realization of scale and standardization and the like. Greatly improves the production efficiency, effectively saves labor force, greatly reduces the environmental pollution problems such as construction waste, site noise and the like, and meets the requirement of sustainable development.
However, at present, the development scale of the prefabricated assembly type steel structure still has a plurality of problems, the industrial chain and scale effect are not completely formed, the market acceptance degree is insufficient, the node stress bearing capacity is insufficient, the anti-seismic performance is insufficient and the stability performance is insufficient in the use process of the structure, the safety level is low, the labor capacity of workers is high in field operation and the like, so that the installation efficiency of beam-column nodes is greatly limited, and the safety of the structure is reduced. Aiming at the problems, the patent provides an assembly type beam column node without field welding and a construction method.
Disclosure of Invention
The invention aims to provide an assembled beam column node without field welding and a construction method, which are used for solving the problems that the labor capacity of workers is large in the process of installing the node, and the stress bearing capacity, the earthquake resistance and the stability of the node are insufficient in the process of using the structure.
The utility model provides an assembled beam column node of no spot welding, includes beam column intermediate junction spare, the upper and lower both ends of beam column intermediate junction spare peg graft a steel-pipe column of taking first protruding piece respectively, all peg graft a girder steel of taking the second protruding piece all around of beam column intermediate junction spare, be connected with spacing coupling assembling jointly between the adjacent girder steel, all be provided with at least a set of spacing supporting component between upper end and the every girder steel of beam column intermediate junction spare, peg graft each other between the adjacent spacing supporting component.
Further, the beam column middle connecting piece comprises a sleeve, steel pipe column connecting parts are arranged above and below the sleeve, and first inserting grooves matched with the first protruding blocks are formed in the side faces of the steel pipe column connecting parts; the steel beam connecting part is arranged on the side face of the sleeve and between the two steel pipe column connecting parts, the steel beam connecting part comprises a top plate on the upper part and a bottom plate on the lower part, and second inserting grooves matched with the second protruding blocks are formed in the lower surface of the top plate and the upper surface of the bottom plate.
Further, the upper end of the steel pipe column connecting portion located on the upper portion of the sleeve is provided with a third inserting groove, and the limiting support assembly is provided with a third protruding block matched with the third inserting groove.
Further, the steel pipe column connecting portion is formed by welding a plurality of L-shaped corner plates, and a first inserting groove is formed between every two adjacent corner plates.
Further, the spacing coupling assembling includes transverse connection board, two adjacent girder steel are connected respectively to transverse connection board's both ends, transverse connection board's upper and lower a set of fastener combination of connection respectively, every fastener combination all is connected with the sleeve.
Further, the fastener combination includes the buckle, the buckle is connected with M shape keysets, buckle and transverse connection board joint, the middle concave part and the telescopic edge joint of M shape keysets, a girder steel is connected respectively to the left and right pterygoid lamina of M shape keysets.
Further, the lower buckle plate positioned at the lower part of the transverse connecting plate is clamped with the middle part of the transverse connecting plate, and the upper buckle plate positioned at the upper part of the transverse connecting plate is clamped with the transverse connecting plate at the left side and the right side of the lower buckle plate.
Further, the second protruding piece is a plurality of, and a plurality of second protruding pieces are parallel to each other to be set up, form the spread groove between two adjacent second protruding pieces, and limit support assembly's lower extreme and spread groove grafting.
Further, spacing supporting component is including girder steel connecting plate, bracing and the steel-pipe column connecting plate that connects gradually, the girder steel connecting plate with the spread groove grafting, the lower extreme of steel-pipe column connecting plate be provided with third grafting groove matched with third protruding piece.
Further, two groups of limiting support assemblies are arranged on each side face of the steel pipe column connecting portion, and two steel pipe column connecting plates in the two groups of limiting support assemblies are mutually spliced.
Further, the steel pipe column connecting plate on the left side is provided with a first downward connecting groove on the right side, the steel pipe column connecting plate on the right side is provided with a second upward connecting groove on the left side, and the two connecting grooves are mutually spliced.
Further, a first protruding portion matched with the second connecting groove is arranged at the lower end of the right side face of the first connecting groove, and a second protruding portion matched with the first connecting groove is arranged at the upper end of the left side face of the second connecting groove.
Further, the steel beam is an H-shaped steel beam.
Further, the thickness of the top plate and the bottom plate is three times that of the H-shaped steel beam flange plate.
The invention also discloses a construction method of the non-field welding assembled beam column node structure, which comprises the following steps:
the first step: prefabricating steel pipe columns, steel beams, sleeves, top plates, bottom supporting plates, L-shaped angle plates, square steel plates, limit connecting assemblies, limit supporting assemblies and corresponding matched bolts in factories, and reserving bolt holes in corresponding positions of components;
and a second step of: welding the first protruding block with the steel pipe column, and welding the second protruding block with the steel beam; the top plate and the bottom plate are welded to the side surfaces of the sleeve respectively, two square steel plates are welded to the openings of the upper end and the lower end of the sleeve connecting piece respectively to seal the sleeve, and eight L-shaped angle plates are welded to the upper end and the lower end of the sleeve; the steel pipe column connecting plates, the diagonal braces and the steel beam connecting plates are welded to form a limiting support piece, the transfer angle plates are welded to the transverse connecting plates, and the M-shaped connecting plates, the transverse plates and the buckle plates are welded to form a fastener combination.
And a third step of: conveying the welded steel pipe column with the first protruding block, the beam column middle connecting piece, the steel beam with the second protruding block and other accessories to a construction site;
fourth step: vertically inserting the first protruding blocks of the upper steel pipe column and the lower steel pipe column into the first inserting groove of the steel pipe column connecting part, and connecting the steel pipe column with the steel pipe column connecting part by using a through bolt;
fifth step: horizontally inserting a second protruding block of the steel beam into second inserting grooves on the top plate and the bottom plate, and connecting the steel beam with the side surfaces of the top plate and the bottom plate through penetrating bolts;
sixth step: inserting the beam connecting plates of the limiting support pieces into the connecting grooves at the upper ends of the steel beams, mutually overlapping two column connecting plates of adjacent limiting support pieces through the first grooves and the second grooves, inserting the third protruding blocks into the third inserting grooves at the upper ends of the column connecting parts, and connecting the limiting support pieces with the square steel column and the steel beams through penetrating bolts;
seventh step: and the limit connecting assembly is respectively connected with the sleeve and the steel beam through bolts to form an integral structure.
The invention has the beneficial effects that:
(1) The invention adopts the steps of processing the prefabricated part in a factory and then transporting the prefabricated part to a construction site for assembling the prefabricated part, and the construction site is subjected to zero welding, so that various defects caused by improper site welding operation are avoided, the potential safety hazard of the site welding operation of workers is eliminated, and the labor capacity of the site construction of the workers is reduced.
(2) The components of the invention adopt a connection mode of combining concave-convex grafting and bolt connection, simply and effectively connect the steel pipe column, the steel beam and the beam column intermediate connecting piece into a whole, the integral performance of the structural joint is improved, and the anti-seismic performance of the structure is effectively improved.
(3) The girder steel bears the pressure born by the top plate, the bottom plate and the connecting bolts and the acting force born by the girder steel in the opposite direction to the acting direction of the pressure when the earthquake acts, and the second protruding block on the girder and the second inserting groove of the middle connecting piece are connected to effectively limit the displacement of the girder steel in the horizontal direction and bear the horizontal acting force born by the girder.
(4) The invention adopts the mode that the beam column middle connecting piece is directly connected with the beam column, simplifies the construction and installation process of the structure, shortens the installation time of the structure and achieves the aim of reducing the construction period.
(5) The invention utilizes the common limit of the limit connecting component and the limit supporting component to improve the stability of the steel beam in and out of the plane, reduce the possibility of buckling deformation of the steel beam, and restrict the displacement between the steel beams and between the steel beam and the middle connecting piece of the beam column and the steel pipe column. And the compression resistance and the shearing bearing capacity of the beam column node are effectively improved by utilizing the restriction of the components.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a general block diagram of the present invention;
FIG. 2 is a schematic view of a beam column intermediate connection;
FIG. 3 is a schematic view of an upper steel pipe column structure;
FIG. 4 is a schematic view of a steel beam structure;
FIG. 5 is a schematic view of the spacing support member mounted on the front and rear sides;
FIG. 6 is a schematic view of a spacing support mounted on the left and right sides;
FIG. 7 is a schematic view of a spacing connector structure;
FIG. 8 is a schematic view of an upper fastener assembly and a lower fastener assembly;
in the figure, 1-steel pipe column 1.1-first bulge 1.2-first transverse through hole 1.3-second transverse through hole 2-steel beam 2.1-second bulge 2.2-fifth transverse through hole 2.3-sixth transverse through hole 3-beam column middle connecting piece 3.1-sleeve 3.1.1-third transverse through hole 3.2-steel pipe column connecting part 3.2.1-first inserting groove 3.2.2-third inserting groove 3.2.3-seventh transverse through hole 3.3-top plate 3.3.1-fourth transverse through hole 3.4-bottom plate 4-limit supporting component 4.1-steel pipe column connecting plate 4.1-third bulge 4.2-diagonal brace 4.3-steel beam connecting plate 5-limit connecting component 5.1-corner plate 5.2-transverse connecting plate 5.3-curved plate 5.4-M-shaped transverse plate 5.6-lower buckle plate 5.7-upper buckle plate.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings of the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the present application without making any inventive effort, are intended to be within the scope of the present application.
In the description of the present invention, it should be understood that the terms "inner", "outer", "left", "right" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
The invention discloses an assembled beam column node without field welding, which comprises a beam column middle connecting piece 3, steel pipe columns 1 positioned above and below the beam column middle connecting piece and four steel beams 2 positioned around the beam column middle connecting piece, wherein a limit support component 4 is arranged between the upper part of the steel beams and the beam column middle connecting piece, a limit connecting component 5 connected with the beam column middle connecting piece is arranged between two adjacent steel beams, and the limit support component and the limit connecting component act together, so that the stability of the inside and outside of a steel beam plane is improved, and the possibility of buckling deformation of the steel beams is reduced.
As shown in fig. 2, the beam column intermediate connector 3 includes an intermediate sleeve 3.1, two steel pipe column connecting portions 3.2 welded to the upper and lower ends of the sleeve, a top plate 3.3 welded to the upper portion of the sleeve side surface, and a bottom plate 3.4 welded to the lower portion of the sleeve side surface.
The concrete structure of the beam column middle connecting piece is as follows: the sleeve 3.1 is of a hexahedral structure formed by welding six steel plates, the connecting part of the steel pipe column is a hollow tetrahedral cavity formed by combining eight corner plates with L-shaped cross sections, a group of tetrahedral cavities are welded at the upper end and the lower end of the hexahedral structure, two adjacent corner plates in the same side face of the cavity are not connected, and the non-connected parts form a first inserting groove 3.2.1. As shown in fig. 3, the steel pipe column is of a rectangular pipe structure, the peripheral side surface of the lower end of the upper steel pipe column 1 and the peripheral side surface of the upper end of the lower steel pipe column are welded with a first protruding block 1.1 with a T-shaped cross section, the first protruding block is connected with a first inserting groove 3.2.1 in an inserting manner, the peripheral side surface of the steel pipe column 1 is provided with a plurality of first transverse through holes 1.2 in the horizontal direction, the first transverse through holes of the two adjacent steel pipe column side surfaces are not on the same horizontal line, a plurality of second transverse through holes 1.3 are processed above the first transverse through holes, the second transverse through holes of the two adjacent steel pipe column side surfaces are not on the same horizontal line, the first transverse through holes 1.2 are connected with a corner plate, and the second transverse through holes 1.3 are connected with a steel pipe column connecting plate 4.1 at the upper end of the limit supporting component 4 in fig. 5. The upper end face of the upper corner plate is provided with a trapezoid third inserting groove 3.2.2, and the lower end of a steel pipe column connecting plate 4.1 of the limit supporting component 4 is provided with a trapezoid third protruding block 4.1.1 which is inserted with the third inserting groove 3.2.2. The two webs of the angle plate are all processed with a plurality of horizontal seventh horizontal through holes 3.2.3, and the holes on the two webs of the same angle plate are arranged in a staggered manner, the through holes on the two angle plates positioned on the two opposite sides of the four-sided cavity are coaxially arranged, when the steel pipe column 1 is inserted into the four-sided cavity, bolts sequentially pass through the seventh horizontal through holes 3.2.3 on the angle plate on the front side of the steel pipe column, the first horizontal through holes 1.2 on the steel pipe column and the seventh horizontal through holes 3.2.3 on the angle plate on the rear side of the steel pipe column, and the steel pipe column connecting parts of the four-sided cavity formed by the steel pipe column and the angle plate are connected into a whole.
A steel beam connecting space is reserved between the top plate 3.3 and the bottom plate 3.4, a third transverse through hole 3.1.1 in the horizontal direction is processed on the side wall of the sleeve in the space, and the third transverse through hole is fixedly connected with the limit connecting assembly 5. Trapezoidal second inserting grooves are formed in the lower end face of the top plate 3.3 and the upper end face of the bottom plate 3.4, and a plurality of fourth transverse through holes 3.3.1 are formed in the side faces of the top plate and the bottom plate. As shown in fig. 4, the steel beam 2 is i-shaped, and a plurality of second protruding blocks 2.1 parallel to each other are welded on the upper surface of the upper wing plate and the lower surface of the lower wing plate of the i-shaped steel beam, the cross section of each second protruding block is trapezoidal, and a trapezoidal connecting groove is formed between two adjacent trapezoidal second protruding blocks. A plurality of fifth horizontal through holes 2.2 in the horizontal direction are processed on the side surface of the second protruding block, and a plurality of sixth horizontal through holes 2.3 in the horizontal direction are processed on the web plate of the I-shaped steel beam. The second protruding block 2.1 positioned at the tail end of the steel beam is inserted into the second inserting groove and then penetrates through the fourth transverse through hole 3.3.1 and the fifth transverse through hole 2.2 by bolts, and is connected through nuts. The connecting groove formed at the other end of the second protruding block 2.1 is fixedly connected with the steel beam connecting plate 4.3 of the limiting support assembly 4 in fig. 5 through a nut after penetrating through the fifth transverse through hole 2.2 at the corresponding side by a bolt.
As shown in fig. 5-6, the spacing support assembly comprises a steel pipe column connecting plate 4.1, an inclined strut 4.2 and a steel beam connecting plate 4.3 which are connected in sequence, wherein the steel beam connecting plate 4.3 is spliced with the connecting groove, and a third protruding block 4.1.1 matched with the third splicing groove 3.2.2 is arranged at the lower end of the steel pipe column connecting plate 4.1.
Two groups of limiting support assemblies 4 are arranged on each side face of the steel pipe column connecting part 3.2, and two steel pipe column connecting plates in the two groups of limiting support assemblies are mutually spliced. Namely, in the same plane, a first downward connecting groove is formed in the right side of the left steel pipe column connecting plate, a first protruding portion matched with the second connecting groove is formed in the lower end of the right side face of the first connecting groove, an upward second connecting groove is formed in the left side of the right steel pipe column connecting plate, a second protruding portion matched with the first connecting groove is formed in the upper end of the left side face of the second connecting groove, and the two connecting grooves and the two protruding portions are mutually inserted. The outer side faces of the steel pipe column connecting plates positioned on the front side and the rear side of the steel pipe column are provided with trapezoidal protrusions, the outer side faces of the steel pipe column connecting plates positioned on the left side and the right side of the steel pipe column are provided with trapezoidal grooves, after the limit supporting assembly 4 is connected with the steel pipe column 1 and the steel pipe column connecting part 3.2 in a mounting mode, the trapezoidal protrusions are inserted into the trapezoidal grooves, then bolts penetrate through the steel pipe column connecting plates on the two opposite sides, and the steel pipe column connecting plates are fastened through nuts. After the beam connecting plates are inserted into the connecting grooves on the H-shaped steel beams, bolts penetrate through the fourth transverse through holes 3.3.1 of the two connecting plates and the fifth transverse through holes 2.2 of the second protrusions on the steel beams, and are fastened by nuts.
As shown in fig. 7-8, the limiting connection assembly comprises a transverse connection plate 5.2, the transverse connection plate is a steel pipe or a section steel, two ends of the transverse connection plate are respectively connected with an adapter angle plate 5.1, each adapter angle plate is correspondingly connected with one steel beam 2, and the same limiting connection assembly is connected with two steel beams intersecting in a horizontal plane through two adapter angle plates at two ends. An upper buckle plate 5.7 is arranged on an upper Fang Kouge of the transverse connecting plate 5.2, the upper buckle plate is two sections of mutually independent inverted U-shaped structural plates, the side face of each section of inverted U-shaped structural plate is connected with a transverse plate 5.5, the other ends of the two transverse plates are jointly connected with an M-shaped adapter plate 5.4, the middle concave part of the M-shaped adapter plate is clamped with edges at the intersection of two planes of the sleeve, the left wing plate and the right wing plate of the M-shaped adapter plate are respectively connected with a curved plate 5.3, and the curved plates are connected with a steel beam through the adapter angle plates.
The lower buckle plate 5.6 is buckled and installed below the transverse connection plate 5.2, the lower buckle plate is a U-shaped structural plate, the lower buckle plate is reversely buckled at a part between two upper buckle plates on the transverse connection plate, the side face of each section of U-shaped structural plate is connected with one transverse plate 5.5, the other ends of the two transverse plates are jointly connected with the other M-shaped adapter plate 5.4, the middle concave part of the M-shaped adapter plate is clamped with the edge at the intersection of the two planes of the sleeve, the left wing plate and the right wing plate of the M-shaped adapter plate are respectively connected with the lower parts of the two curved plates 5.3 connected with the M-shaped adapter plate at the upper part, and the curved plates are connected with the steel beams through the transfer angle plates.
The invention also discloses a construction method of the non-field welding assembled beam column node structure, which comprises the following steps:
the first step: prefabricating steel pipe columns, steel beams, sleeves, top plates, bottom plates, L-shaped angle plates, square steel plates, limit connecting assemblies, limit supporting assemblies and corresponding matched bolts in factories, and reserving bolt holes in corresponding positions of components;
and a second step of: welding the first protruding block with the steel pipe column, and welding the second protruding block with the steel beam; the top plate and the bottom plate are welded to the side surfaces of the sleeve respectively, two square steel plates are welded to the openings of the upper end and the lower end of the sleeve connecting piece respectively to seal the sleeve, and eight L-shaped angle plates are welded to the upper end and the lower end of the sleeve; the steel pipe column connecting plates, the diagonal braces and the steel beam connecting plates are welded to form a limiting support piece, the transfer angle plates are welded to the transverse connecting plates, and the M-shaped connecting plates, the transverse plates and the buckle plates are welded to form a fastener combination.
And a third step of: conveying the welded steel pipe column with the first protruding block, the beam column middle connecting piece, the steel beam with the second protruding block and other accessories to a construction site;
fourth step: vertically inserting the first protruding blocks of the upper steel pipe column and the lower steel pipe column into the first inserting groove of the steel pipe column connecting part, and connecting the steel pipe column with the steel pipe column connecting part by using a through bolt;
fifth step: horizontally inserting a second protruding block of the steel beam into second inserting grooves on the top plate and the bottom plate, and connecting the steel beam with the side surfaces of the top plate and the bottom plate through penetrating bolts;
sixth step: inserting a beam connecting plate of a limiting support piece into a connecting groove at the upper end of a steel beam and connecting the beam connecting plate with the connecting groove through a through bolt, mutually overlapping two column connecting plates of adjacent limiting support pieces through a first groove and a second groove, inserting a third protruding block into a third slot at the upper end of a column connecting part, and connecting the limiting support piece with a square steel column through the through bolt;
seventh step: and the limit connecting assembly is respectively connected with the sleeve and the steel beam through bolts to form an integral structure.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The assembled beam column node without the field welding is characterized by comprising a beam column middle connecting piece (3), wherein the upper end and the lower end of the beam column middle connecting piece are respectively connected with a steel pipe column (1) with a first protruding block (1.1) in an inserted mode, the periphery of the beam column middle connecting piece is respectively connected with a steel beam (2) with a second protruding block (2.1) in an inserted mode, limiting connecting components (5) are connected between adjacent steel beams together, at least one group of limiting supporting components (4) are arranged between the upper end of the beam column middle connecting piece and each steel beam, and the adjacent limiting supporting components are connected with each other in an inserted mode.
2. The non-field welding assembled beam column node according to claim 1, wherein the beam column intermediate connector comprises a sleeve (3.1), steel pipe column connecting parts (3.2) are arranged above and below the sleeve, and first inserting grooves (3.2.1) matched with the first protruding blocks (1.1) are formed in the side surfaces of the steel pipe column connecting parts; the steel beam connecting part is arranged on the side face of the sleeve and between the two steel pipe column connecting parts, the steel beam connecting part comprises a top plate (3.3) on the upper part and a bottom plate (3.4) on the lower part, and second inserting grooves matched with the second protruding blocks (2.1) are formed in the lower surface of the top plate and the upper surface of the bottom plate.
3. The non-field welding assembled beam column node according to claim 2, wherein a third inserting groove (3.2.2) is arranged at the upper end of the steel pipe column connecting part at the upper part of the sleeve, and the limit supporting component (4) is provided with a third protruding block matched with the third inserting groove.
4. A non-field welded fabricated beam-column joint according to claim 3, wherein the steel-pipe column connecting portion (3.2) is formed by welding a plurality of L-shaped cross-section corner plates, and a first insertion groove (3.2.1) is formed between each two adjacent corner plates.
5. The non-field welding assembled beam column node according to claim 4, wherein the limiting connection assembly (5) comprises a transverse connection plate (5.2), two ends of the transverse connection plate are respectively connected with two adjacent steel beams (2), the upper part and the lower part of the transverse connection plate are respectively connected with a group of fastener combinations, and each group of fastener combination is connected with the sleeve (3.1).
6. The non-field welding assembled beam column node according to claim 5, wherein the fastener combination comprises a buckle plate, the buckle plate is connected with an M-shaped adapter plate (5.4), the buckle plate is clamped with a transverse connecting plate (5.2), the middle concave part of the M-shaped adapter plate is clamped with the edge of the sleeve, and the left wing plate and the right wing plate of the M-shaped adapter plate are respectively connected with a steel beam.
7. The non-field welding assembled beam column node according to claim 6, wherein the number of the second protruding blocks (2.1) is plural, the plurality of the second protruding blocks are arranged in parallel, a connecting groove is formed between two adjacent second protruding blocks, and the lower end of the limiting support component (4) is spliced with the connecting groove.
8. The non-field welding assembled beam column node according to claim 6, wherein the limiting support assembly (4) comprises a steel beam connecting plate (4.3), a diagonal brace (4.2) and a steel pipe column connecting plate (4.1) which are sequentially connected, the steel beam connecting plate is spliced with the connecting groove, and a third protruding block matched with the third splicing groove is arranged at the lower end of the steel pipe column connecting plate.
9. The non-field welded fabricated beam-column joint according to claim 1, wherein two sets of restraining support assemblies are provided on each side of the steel-pipe column connection, and two steel-pipe column connection plates in the two sets of restraining support assemblies are inserted into each other.
10. The construction method of the non-field welding assembled beam column node structure according to claim 8, wherein the steps are as follows:
the first step: prefabricating steel pipe columns, steel beams, sleeves, top plates, bottom plates, limit connecting assemblies, limit supporting assemblies and corresponding matched bolts in factories, and reserving bolt holes at corresponding positions of components;
and a second step of: welding the first protruding block with the steel pipe column, and welding the second protruding block with the steel beam; respectively welding a top plate and a bottom plate to the side surfaces of the sleeve, and welding eight L-shaped angle plates to the upper end and the lower end of the sleeve; welding the steel pipe column connecting plates, the diagonal braces and the steel beam connecting plates to form a limiting support piece, welding the transfer angle plates and the transverse connecting plates, and welding the M-shaped connecting plates, the transverse plates and the buckle plates to form a fastener combination;
and a third step of: conveying the welded steel pipe column with the first protruding block, the beam column middle connecting piece, the steel beam with the second protruding block and other accessories to a construction site;
fourth step: vertically inserting the first protruding blocks of the upper steel pipe column and the lower steel pipe column into the first inserting groove of the steel pipe column connecting part, and connecting the steel pipe column with the steel pipe column connecting part by using a through bolt;
fifth step: horizontally inserting a second protruding block of the steel beam into second inserting grooves on the top plate and the bottom plate, and connecting the steel beam with the side surfaces of the top plate and the bottom plate through penetrating bolts;
sixth step: inserting a beam connecting plate of a limiting support piece into a connecting groove at the upper end of a steel beam and connecting the beam connecting plate with the connecting groove through a through bolt, mutually overlapping two column connecting plates of adjacent limiting support pieces through a first groove and a second groove, inserting a third protruding block into a third slot at the upper end of a column connecting part, and connecting the limiting support piece with a square steel column through the through bolt;
seventh step: and the limit connecting assembly is respectively connected with the sleeve and the steel beam through bolts to form an integral structure.
CN202310370342.1A 2023-04-10 2023-04-10 Assembled beam column joint without field welding and construction method Pending CN116517123A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310370342.1A CN116517123A (en) 2023-04-10 2023-04-10 Assembled beam column joint without field welding and construction method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310370342.1A CN116517123A (en) 2023-04-10 2023-04-10 Assembled beam column joint without field welding and construction method

Publications (1)

Publication Number Publication Date
CN116517123A true CN116517123A (en) 2023-08-01

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310370342.1A Pending CN116517123A (en) 2023-04-10 2023-04-10 Assembled beam column joint without field welding and construction method

Country Status (1)

Country Link
CN (1) CN116517123A (en)

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