CN105822019A - Beam supporting two-side-plate joint with external extending cover plates - Google Patents

Beam supporting two-side-plate joint with external extending cover plates Download PDF

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Publication number
CN105822019A
CN105822019A CN201610341328.9A CN201610341328A CN105822019A CN 105822019 A CN105822019 A CN 105822019A CN 201610341328 A CN201610341328 A CN 201610341328A CN 105822019 A CN105822019 A CN 105822019A
Authority
CN
China
Prior art keywords
cover plates
lower cover
plate
profile steel
supporting
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
CN201610341328.9A
Other languages
Chinese (zh)
Inventor
郝际平
樊春雷
苏海滨
薛强
孙晓岭
陈永昌
刘斌
黄育琪
王磊
刘瀚超
何梦楠
尹伟康
张峻铭
赵子健
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.)
Xian University of Architecture and Technology
Original Assignee
Xian University of Architecture and Technology
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 Xian University of Architecture and Technology filed Critical Xian University of Architecture and Technology
Priority to CN201610341328.9A priority Critical patent/CN105822019A/en
Publication of CN105822019A publication Critical patent/CN105822019A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00Structural elongated elements designed for load-supporting
    • E04C3/30Columns; Pillars; Struts
    • E04C3/34Columns; Pillars; Struts of concrete other stone-like material, with or without permanent form elements, with or without internal or external reinforcement, e.g. metal coverings
    • 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
    • E04B1/38Connections for building structures in general
    • E04B1/58Connections for building structures in general of bar-shaped building elements
    • 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
    • E04B1/62Insulation or other protection; Elements or use of specified material therefor
    • E04B1/92Protection against other undesired influences or dangers
    • E04B1/98Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids

Abstract

The invention discloses a beam supporting two-side-plate joint with external extending cover plates .The joint comprises an H-type steel combined beam and side plates arranged on the two sides of the wing edge of the H-type steel combined beam .Stiffening plates are arranged between the two side plates and on the end face of the upper wing edge of the H-type steel combined beam .Left supporting upper and lower cover plates and right supporting upper and lower cover plates are symmetrically arranged between the side plates on the two sides of the stiffening plates and are distributed obliquely .Supporting square tubes are flat pushed into the left supporting upper and lower cover plates and the right supporting upper and lower cover plates and form the beam supporting two-side-plate joint with external extending cover plates together with the H-type steel combined beam .The joint can serve as a constraint component of a whole steel tube concrete column, and bearing force, energy-dissipating capacity and ductility of the concrete column can be improved .On-site construction is convenient, and materials and labor are saved .By means of the strong constraint function of steel tubes to concrete, the structure meets the principle that the column is strong, the beam is weak, the joint is strong and the component is weak, the joint is provided with multiple anti-shock protecting lines, the situation that part of components are damaged and accordingly a whole system is damaged is avoided, and the joint also has necessary strength, good deformation capacity and good energy-dissipating capacity.

Description

The overhanging cover plate beam supporting bilateral plate node of a kind of band
Technical field
The present invention relates to the overhanging cover plate beam supporting bilateral plate node of a kind of band, the concrete filled steel tube coupled column of the multilayer structure being mainly used in building structure.
Background technology
Along with economic globalization, the raising of the level of urbanization, urban population closeness is gradually increased so that a large amount of high levels continue to bring out.This just high-rise in the urgent need to new technical support and design of tier building and construction.
Concrete filled steel tube utilizes steel pipe and the interaction in loading process of the concrete bi-material, i.e. steel pipe to make concrete be in complex stress condition the effect of contraction of concrete, so that the intensity of concrete is improved, plasticity and toughness greatly improve.Meanwhile, after steel duct fill concrete, due to the supporting role of concrete, can avoid or delay the flexing of steel pipe walls.The combination of bi-material compensate for respective shortcoming so that material property gives full play to.
Along with development and the growth in the living standard of society, people are more and more higher to usable floor area and the cosmetic requirements of house.Traditional circle or Concrete Filled Square Steel Tubes post, be generally not capable of being surrounded by body of wall completely, the most prominent house interior of suspension column, takies certain interior space so that furnishings and room are arranged by a definite limitation.Use concrete filled steel rectangular tubes coupled column, can accomplish with wall with wide, solve the problem that post highlights corner angle.
Research shows, the concrete-filled rectangular steel tube coupled column of general type, steel pipe is only limitted to angle point to the constraint of core concrete, more weak at periphery, and bearing capacity is relatively low.Newel post is that the multi-cavity steel tube concrete coupled column of rectangular steel pipe arranges confining part to improve its bearing capacity and energy dissipation capacity at edge, horizontally set is put more energy into box construct, shaft is divided into some chambers, make steel plate that the effect of contraction of concrete to be strengthened, reduce the flakiness ratio of steel plate simultaneously, prevent or delay the cripling of steel plate.
Summary of the invention
It is an object of the invention to provide a kind of one band overhanging cover plate beam supporting bilateral plate node constructing simple, cheap, solve conventional post indoor and highlight the problem of corner angle, improve bearing capacity and the ductility of Multicarity concrete filled steel tube coupled column.Delay or avoid stiffness of structural member bearing capacity and the reduction of ductility caused due to steel pipe wallboard cripling, giving full play to the performance of material.Overall structure meets the design principle of " strong column and weak beam, the weak component of strong node ", and node possesses multiple tracks and provides fortification against earthquakes line, possesses intensity, good deformability and the energy dissipation capacity of necessity.
To achieve these goals, present invention employs following technical scheme:
The overhanging cover plate beam supporting bilateral plate node of a kind of band, including H profile steel combination beam, and it is arranged on the side plate of both sides, the H profile steel combination beam edge of a wing, between biside plate, on the end face of H profile steel combination beam top flange, it is provided with stiffener, two it are arranged with to the left support upper and lower cover plates of inclined angular distribution and right support upper and lower cover plates between the side plate of stiffener both sides, supporting square tube horizontal sliding enters in described left support upper and lower cover plates and right support upper and lower cover plates, constitutes with H profile steel combination beam and carries overhanging cover plate beam supporting bilateral plate node.
Further, described H profile steel combination beam includes H profile steel, and the two pairs of ribbed stiffeners arranged in both sides, the H profile steel edge of a wing, and two pairs of ribbed stiffeners flush with lower flange in H profile steel.
Further, two pairs of ribbed stiffeners are arranged on the biside plate edge being connected with the H profile steel edge of a wing.
Further, described two to the width of the left support upper and lower cover plates of inclined angular distribution and right support upper and lower cover plates more than the width of supporting square tube.
Further, described two is 30 °-60 ° to angle between left support upper and lower cover plates and right support upper and lower cover plates and the H profile steel combination beam of inclined angular distribution.
Further, apply in the multi-cavity steel tube concrete coupled column support frame system supporting horizontal sliding assembling with overhanging cover plate beam supporting bilateral plate node.
The present invention can obtain following beneficial effect:
1) H profile steel combination beam is same with plug-in type combined support and multi-cavity steel tube concrete coupled column wide, it is to avoid indoor-bollard highlights corner angle, it is possible to increase room usable floor area and aesthetic property.
2) in H profile steel combined support, to the support upper cover plate of inclined angular distribution and lower cover is supported by biside plate clamping two, horizontal beam (H profile steel) and cant beam (supporting square tube) are firmly connected, as the edge constraint component of whole steel core concrete column, its bearing capacity and energy dissipation capacity can be improved.
3) in H profile steel combined support, welding is preset two and to the support upper cover plate of inclined angular distribution and is supported lower cover, and supporting square tube entirety again is inserted in H profile steel combined support, improves bearing capacity and the ductility of component.This structure is applied in the multi-cavity steel tube concrete coupled column support frame system supporting horizontal sliding assembling, and site operation is convenient, does not damage multi-cavity steel tube concrete coupled column, saves material laborsaving.
4) owing to using multi-cavity steel tube concrete coupled column, steel pipe has stronger effect of contraction to concrete, and bearing capacity and ductility that shaft is overall are relatively good, it is achieved that the design requirement of strong column and weak beam.
5) overall structure meets the design principle of " strong column and weak beam; the strong weak component of node ", node possesses multiple tracks and provides fortification against earthquakes line, it is to avoid cause integral system to destroy because partial component destroys, and also possesses necessary intensity, good deformability and energy dissipation capacity simultaneously.
Accompanying drawing explanation
Fig. 1 is one band of the present invention overhanging cover plate beam supporting bilateral plate node structural representation;
Fig. 2 (a)-(c) is H profile steel integral supporting structure schematic diagram;
Fig. 3 (a)-(b) is H profile steel combined support and insertion supporting square tube combination beam support node structural representation;
Fig. 4 is that the present invention applies at the multi-cavity steel tube concrete coupled column support frame system schematic diagram supporting horizontal sliding assembling;
Fig. 5 be (a)-(c) be beam yield failure process schematic;
Fig. 6 is the hysteresis loop schematic diagram of node.
In figure: 1, stiffener;2, side plate;3, H profile steel combination beam;4, left support upper and lower cover plates;5, ribbed stiffener;6, right support upper and lower cover plates;7, supporting square tube.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in further details.
As shown in Figure 1, one band of the present invention overhanging cover plate beam supporting bilateral plate node, including H profile steel combination beam 3, and it is arranged on the side plate 2 of both sides, H profile steel combination beam 3 edge of a wing, between biside plate 2, on the end face of H profile steel combination beam 3 top flange, it is provided with stiffener 1, two it are arranged with to the left support upper and lower cover plates 4 of inclined angular distribution and right support upper and lower cover plates 6 between the side plate 2 of stiffener 1 both sides, supporting square tube 7 inserts in described left support upper and lower cover plates 4 and right support upper and lower cover plates 6, constitutes with H profile steel combination beam 3 and carries overhanging cover plate beam supporting bilateral plate node.Angle between left support upper and lower cover plates 4 and right support upper and lower cover plates 6 and H profile steel combination beam 3 is 30 °-60 °.The width of left support upper and lower cover plates 4 and right support upper and lower cover plates 6 is more than the width of supporting square tube 7.
As shown in Fig. 2 (a)-(c), the H profile steel combination beam 3 of the present invention, including H profile steel, and the two pairs of ribbed stiffeners 5 arranged in both sides, the H profile steel edge of a wing, and flush with lower flange in H profile steel, two pairs of ribbed stiffeners 5 are arranged on the biside plate edge being connected with the H profile steel edge of a wing.
As shown in Fig. 3 (a)-(b), band of the present invention overhanging cover plate beam supporting bilateral plate node installation process is as follows:
First biside plate 2 is welded with H profile steel combination beam 3, again stiffener 1 is welded along biside plate centre position with biside plate, then by two, left support upper and lower cover plates 4 and the right support upper and lower cover plates 6 of inclined angular distribution are welded between biside plate, two supporting square tubes 7 insert along left support upper and lower cover plates 4 and right support upper and lower cover plates 6 from both sides respectively, and along joint firm welding, so far complete to carry overhanging cover plate beam supporting bilateral plate node to make.
As shown in Figure 4, region shown in circle is that the present invention applies at the multi-cavity steel tube concrete coupled column support frame system schematic diagram supporting horizontal sliding assembling.Support with horizontal beam for supporting the upper and lower cant beam of this frame system.
Band of the present invention overhanging cover plate beam supporting bilateral plate node can improve its bearing capacity and energy dissipation capacity.Owing to welding biside plate 2 in advance in reinforced H profile steel combined support 3, and to the support upper cover plate 4 of inclined angular distribution by two and support lower cover 6 and insert according to 30 ° of-60 ° of inclinations angle, last at the scene by horizontal beam (H profile steel) and cant beam (supporting square tube) firm welding, which easy construction, do not damage multi-cavity steel tube concrete coupled column, save material laborsaving.
The mechanical property being row explanation band of the present invention overhanging cover plate beam supporting bilateral plate node with multi-cavity steel tube concrete coupled column girder steel U-shaped rigid joint below.
Utilizing ABAQUS software that node carries out finite element analysis, node post is the multi-cavity steel tube concrete coupled column of 200x600, and beam uses the welding H-bar of H350x150x6x10, and at node, dual-sided board and cover sheet thickness are all same with flange of beam thick.Shown in Finite element analysis results Fig. 5 (a)-(c).
Owing to using multi-cavity steel tube concrete coupled column, steel pipe has stronger effect of contraction to concrete, and bearing capacity and ductility that shaft is overall are relatively good, it is achieved that the design requirement of strong column and weak beam.The destruction order of multi-cavity steel tube concrete coupled column girder steel U-shaped rigid joint is as shown in Fig. 5 (a)-(c) institute.When external force action is bigger, first the beam-ends A away from node bonding pad occurs shown in plastic hinge Fig. 5 (a), Internal Force Redistribution, the bearing power increase of structure;Along with the increase of external force, beam cover plate B occurs shown in plastic hinge Fig. 5 (b) prior to side plate;Finally destroying as shown in Fig. 5 (c) of structure, beam-ends edge of a wing flexing, side plate upper and lower sides C large area is surrendered, but side plate does not forms plastic hinge, and structure still has certain energy dissipation capacity, meets the design requirement of the weak component of strong node.
The present invention is according to conceptual Design of Earthquake Resistance principle, and structure should possess multiple tracks and provide fortification against earthquakes line, it is to avoid cause integral system to destroy because partial component destroys, and also requires that structure should possess necessary intensity, good deformability and energy dissipation capacity simultaneously.Band of the present invention overhanging cover plate beam supporting bilateral plate node uses multi-cavity steel tube concrete coupled column girder steel U-shaped rigid joint form, using the mode of post and beam-ends isolation, the node connector consisted of full-height side plate and cover plate transmits beam-ends moment of flexure and shearing.When geological process, first beam-ends there is plastic hinge, consumes certain seismic energy and forms first earthquake protection line, back shroud plastic hinge occurs, dissipate seismic energy further, formed second earthquake protection line, side plate ultimately forms plastic hinge, forms the 3rd road earthquake protection line.Overall structure meets the design principle of " strong column and weak beam, the weak component of strong node ", and the energy-dissipating property of structure is relatively good.As shown in Figure 6, the hysteresis loop of node is full, does not has obvious Draw shrinkage, and the energy dissipation capacity of node is good, and deformation is big, when coming earthquake, allows resident family have more escape time.
Above content is to combine concrete preferred implementation further description made for the present invention; it cannot be assumed that the detailed description of the invention of the present invention is only limitted to this; for general technical staff of the technical field of the invention; without departing from the inventive concept of the premise; some simple reasonings or replacement can also be made, all should be considered as belonging to the present invention and be determined scope of patent protection by the claims submitted to.

Claims (6)

1. one kind carries overhanging cover plate beam supporting bilateral plate node, it is characterized in that: include H profile steel combination beam, and it is arranged on the side plate of both sides, the H profile steel combination beam edge of a wing, between biside plate, on the end face of H profile steel combination beam top flange, it is provided with stiffener, two it are arranged with to the left support upper and lower cover plates of inclined angular distribution and right support upper and lower cover plates between the side plate of stiffener both sides, supporting square tube horizontal sliding enters in described left support upper and lower cover plates and right support upper and lower cover plates, constitutes with H profile steel combination beam and carries overhanging cover plate beam supporting bilateral plate node.
The overhanging cover plate beam supporting bilateral plate node of a kind of band the most according to claim 1, it is characterised in that: described H profile steel combination beam includes H profile steel, and the two pairs of ribbed stiffeners arranged in both sides, the H profile steel edge of a wing, and two pairs of ribbed stiffeners flush with lower flange in H profile steel.
The overhanging cover plate beam supporting bilateral plate node of a kind of band the most according to claim 2, it is characterised in that: two pairs of ribbed stiffeners are arranged on the biside plate edge being connected with the H profile steel edge of a wing.
The overhanging cover plate beam supporting bilateral plate node of a kind of band the most according to claim 1, it is characterised in that: described two are more than the width of supporting square tube to the left support upper and lower cover plates of inclined angular distribution and the width of right support upper and lower cover plates.
The most according to claim 4 a kind of carry overhanging cover plate beam supporting bilateral plate node, it is characterised in that: described two is 30 °-60 ° to angle between left support upper and lower cover plates and right support upper and lower cover plates and the H profile steel combination beam of inclined angular distribution.
6. according to the one band overhanging cover plate beam supporting bilateral plate node described in any one of claim 1-5, it is characterised in that: apply in the multi-cavity steel tube concrete coupled column support frame system supporting horizontal sliding assembling with overhanging cover plate beam supporting bilateral plate node.
CN201610341328.9A 2016-05-20 2016-05-20 Beam supporting two-side-plate joint with external extending cover plates Pending CN105822019A (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108952005A (en) * 2018-07-05 2018-12-07 深圳市第建筑工程有限公司 A kind of Y shape support column and auxiliary pour mold

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2097238U (en) * 1991-09-29 1992-02-26 天津市建筑材料工业设计院 Against shock structure member supported with reinforced concrete sway rod for frame
CN201850795U (en) * 2010-11-16 2011-06-01 中国电力工程顾问集团东北电力设计院 Hinge center support frame steel structure
CN202139692U (en) * 2010-09-29 2012-02-08 中冶建筑研究总院有限公司 Vertical external connection and rigid connection node for rectangular tubular column and H-shaped steel beam
WO2012112608A3 (en) * 2011-02-14 2012-10-18 Constantine Shuhaibar Split gusset connection
CN203049798U (en) * 2013-03-01 2013-07-10 金天德 Connecting node of combined concrete filled steel tubular column and steel support
CN204238349U (en) * 2014-07-28 2015-04-01 中机国能电力工程有限公司 A kind of H-shaped steel of corrugated web cable channel
CN104481170A (en) * 2014-12-16 2015-04-01 内蒙古杭萧钢构有限公司 Multi-storey and high-rise steel structure house integrated system with pillars and walls in equal thickness
CN204551759U (en) * 2015-04-15 2015-08-12 云南建工钢结构有限公司 For the board plug type node that girder steel, bracing members are connected with Flat steel pipe concrete column
CN204551758U (en) * 2015-04-15 2015-08-12 云南建工钢结构有限公司 For the sticking board type mental node that girder steel, bracing members are connected with Flat steel pipe concrete column
CN205276530U (en) * 2015-10-30 2016-06-01 江苏沪宁钢机股份有限公司 Economical removable antidetonation power consumption node
CN205637337U (en) * 2016-05-20 2016-10-12 西安建筑科技大学 Outband is stretched apron roof beam and is supported two curb plate nodes

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2097238U (en) * 1991-09-29 1992-02-26 天津市建筑材料工业设计院 Against shock structure member supported with reinforced concrete sway rod for frame
CN202139692U (en) * 2010-09-29 2012-02-08 中冶建筑研究总院有限公司 Vertical external connection and rigid connection node for rectangular tubular column and H-shaped steel beam
CN201850795U (en) * 2010-11-16 2011-06-01 中国电力工程顾问集团东北电力设计院 Hinge center support frame steel structure
WO2012112608A3 (en) * 2011-02-14 2012-10-18 Constantine Shuhaibar Split gusset connection
CN203049798U (en) * 2013-03-01 2013-07-10 金天德 Connecting node of combined concrete filled steel tubular column and steel support
CN204238349U (en) * 2014-07-28 2015-04-01 中机国能电力工程有限公司 A kind of H-shaped steel of corrugated web cable channel
CN104481170A (en) * 2014-12-16 2015-04-01 内蒙古杭萧钢构有限公司 Multi-storey and high-rise steel structure house integrated system with pillars and walls in equal thickness
CN204551759U (en) * 2015-04-15 2015-08-12 云南建工钢结构有限公司 For the board plug type node that girder steel, bracing members are connected with Flat steel pipe concrete column
CN204551758U (en) * 2015-04-15 2015-08-12 云南建工钢结构有限公司 For the sticking board type mental node that girder steel, bracing members are connected with Flat steel pipe concrete column
CN205276530U (en) * 2015-10-30 2016-06-01 江苏沪宁钢机股份有限公司 Economical removable antidetonation power consumption node
CN205637337U (en) * 2016-05-20 2016-10-12 西安建筑科技大学 Outband is stretched apron roof beam and is supported two curb plate nodes

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108952005A (en) * 2018-07-05 2018-12-07 深圳市第建筑工程有限公司 A kind of Y shape support column and auxiliary pour mold
CN108952005B (en) * 2018-07-05 2020-07-24 深圳市第一建筑工程有限公司 Y-shaped support column and auxiliary pouring mold

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Application publication date: 20160803