CN102979177A - Industrialized assembled multi-story high-rise steel structure eccentrically-braced system - Google Patents
Industrialized assembled multi-story high-rise steel structure eccentrically-braced system Download PDFInfo
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- CN102979177A CN102979177A CN2012104880143A CN201210488014A CN102979177A CN 102979177 A CN102979177 A CN 102979177A CN 2012104880143 A CN2012104880143 A CN 2012104880143A CN 201210488014 A CN201210488014 A CN 201210488014A CN 102979177 A CN102979177 A CN 102979177A
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Abstract
The invention relates to an industrialized assembled multi-story high-rise steel structure eccentrically-braced system, belonging to the field of buildings. The industrialized assembled multi-story high-rise steel structure eccentrically-braced system comprises steel structure main body slab racks, bracing members and columns. The steel structure main body slab racks comprise base slab racks and slabs. Wide beams, narrow beams and the slabs are integrally fabricated in a factory. The wide beams and the narrow beams are welded in the factory by using channel steel. Pipelines pass through positions between the web channel steel of the wide beams and the web channel steel of the narrow beams to form base slat racks A, base slab racks B and base slab racks C. High-strength bolts and partial welding only in the factory are adopted for parts where the base slab racks are connected with column bases and the wide beams are connected with the narrow beams. The column bases are connected with the columns through high-strength bolts and flanges. The industrialized assembled multi-story high-rise steel structure eccentrically-braced system has the advantages that the construction speed is fast, the structure bearing capacity is high, the lateral movement resistance is good, no pollution is caused, the strength of materials can be fully exerted, the horizontal load is effectively resisted, the structure interlayer displacement is reduced, the environmental pollution caused by welding is reduced, the construction speed is improved and the cost is saved.
Description
Technical field
The present invention relates to a kind of new structure system, particularly a kind of industrialization assembling type steel structure eccentrical braces of building field application.
Background technology
Welding is used in the construction of common steel work at the scene in a large number, not only affect speed of application but also construction quality and also be difficult to control, it is that occur recent years because the qualitative problems of construction that the Construction of Steel Structure quality causes is too numerous to enumerate, Site Welding is one of them important factor, the Site Welding quality is wayward, and environment is caused very large pollution.
Traditional reinforced concrete structure needs on-the-spot assembling reinforcement, fluid concrete, needs a large amount of artificial and curing times, and construction costs improves greatly.And cause a large amount of building wastes during building demolition.
Recent years, domestic scholars only limits to multilayer to the research of assembling type steel structure, and speed of application just slightly has minimizing, does not really realize the Fast Installation of steel work, embodies the advantage of steel work.
Summary of the invention
The object of the invention is to overcome the defects of existing engineering, a kind of structural system of high-rise steel structure rapid construction is provided, this structural system can the realization body steel work and the Fast Installation of supporting member, and can resist high-intensity earthquake, ideally embodies the advantage of steel work.
In order to achieve the above object, the present invention adopts following technical scheme:
Many, the high-rise steel structure eccentrical braces of a kind of industrialization assembling comprises main body grillage 1 and the pillar system, the supporting member 2 that are comprised of pillar 8 and post cover plate; The main body grillage comprises: basic grillage and floor 15;
Described main body grillage 1 is made of the elementary cell that A, B, three kinds of basic grillages of C form, and wherein A basis grillage is the basic grillage of edge, and B, C two foundation slabs are the grillage in centre position, and B, C basis grillage alternately connects;
In three kinds of basic grillages, the beam with other adjacent one side of basic grillage is not wide beam 3; Be narrow beam 4 with the beam on other adjacent one side of basic grillage; The deck-siding of narrow beam is half of wide beam deck-siding, and the deck-siding of wide beam is less than or equal to the width of column base flange; Wide beam, the structure of narrow beam is identical, all is girder truss; Wherein the top-bottom chord of girder truss, web member are channel-section steel, and web member becomes the angle of 30 degree-60 degree with chord member; At least be furnished with the connection channel-section steel 10 in 3 strap bolt holes between each girder truss top-bottom chord, respectively there is the end-plate of the rectangle in a strap bolt hole at the girder truss two ends; Be welding between the top-bottom chord of girder truss, web member, connection channel-section steel, the end-plate;
Orthogonal two beams in A, B, three kinds of basic grillages of C, along deck-molding and two stiffeners 12 by being welded to connect; Adjacent beam connects with bolt at the connection channel-section steel of two beam same positions side by side; In the basic grillage with column base 7, column base is connected with bolt with adjacent beam;
A basis grillage is basis, the outside grillage of main body grillage 1, the basic grillage of the rectangle that forms for wide beam 3 and narrow beam 4, the interposition of A grillage is equipped with two narrow beams 4 that link to each other side by side, and two narrow beams link together with the connection channel-section steel that bolt will be in two beam same positions; The outer long side of A basis grillage is arranged pillar 8 on one side; Pillar is not arranged on the long limit adjacent with other basic grillages on one side;
B basis grillage, C basis grillage is the basic grillage of two kinds of rectangles of intermediate form; Pillar 8 is not arranged on the narrow beam limit that wherein B basis grillage is adjacent with A basis grillage; Pillar 8 is arranged on the narrow beam limit adjacent with C basis grillage, forms node, and wherein intermediate node is node 6, and the node at two ends is node 5; Node 6 is T shape because the column base flange is wider than or equals the twice of narrow beam deck-siding, so narrow beam with after the center line of column base flange aligns, with regard to so that the column base protrusion is connected to the column base both sides, the width of half column base in long limit that is comprised of narrow beam; Node 5 is L shaped, and wherein column base and an orthogonal wide beam, a narrow beam link together with bolt, and one in wide beam and the column base flange in orthogonal two center lines is alignd; Narrow beam aligns with in two center lines another, because the deck-siding of narrow beam is less than or equal to column base flange width half, so column base also can protrude the width of half column base in long limit that is comprised of narrow beam; The column base that is B basis grillage node 5, node 6 places protrudes half column base of narrow beam that links to each other, and forms a projection;
Pillar is not all arranged on C basis grillage and B basis grillage, the two long limits that A basis grillage is adjacent, the node on the long limit that C basis grillage is adjacent with B basis grillage, and the centre position node is node 8, two ends are nodes 7; Node 8 is that four narrow beams form, wherein two narrow beam conllinear; Other two narrow beams are positioned at grillage centre position, C basis, side by side connection and vertical with the narrow beam of conllinear; The narrow beam of two conllinear respectively with the non-conterminous long limit vertical alignment of narrow beam side by side; Node 7 is that an orthogonal narrow beam and a wide beam form; Long limit, the inboard of narrow beam and wide beam vertical alignment; Be that C basis grillage node 8, node 7 all form groove, so that the projection of node 8 grooves and B basis grillage node 5 matches, the projection of node 7 grooves and the basic grillage node 6 of B matches;
Column base 7 for up and down with the column base flange, all around by the stub of the column base connector 7-1 parcel in strap bolt hole; Each parts is by being welded together; Pillar 8 and post cover plate are by being welded together; Post cover plate, column base flange, beam are linked together with bolt;
Floor 15 cast are to form integral body with basic grillage on A, B, the C basis grillage;
Supporting member 2 its ways of realization are herringbone accentric support or diagonal angle accentric support.
Described steel work main body grillage comprises basic grillage, floor.In factory described wide beam, narrow beam, floor are made of one, wide beam and narrow beam are in factory and are welded by channel-section steel.Pipeline passes through between the web channel-section steel of wide beam and narrow beam, thereby forms A basis grillage, B basis grillage and C basis grillage.At described foundation slab frame plate and described column base connecting portion, described wide beam and described narrow beam junction are with bolts and part welding only limits in the factory.Adopt bolt to be connected by flange between described column base and the described pillar.
Described otic placode is connected with described mainboard by bolt.When horizontal force action during in structure, the horizontal force component of described lateral resisting steel plate reduce in addition negative function in the horizontal force of structure, making the relative storey displacement of structure is smaller value, satisfies the requirement of standard.
Beneficial effect
The present invention adopts the construction stage can realize quick assembled type and the effective high-rise steel structure system of the horizontal sidesway of opposing.This form of structure not only can effectively realize the industrialization of steel structure member processing and can greatly improve speed of application and decrease steel using amount.
Find by engineering practice and the experiment of 1:10 vibroplatform, described new structure system has improved 500% than ordinary construction system speed of application, and steel using amount reduction by 50%, and " anhydrous, the nothing fire, dustless " of realization job site, reduce the potential safety hazard of site operation, reduced environment pollution.
Description of drawings
Fig. 1 structure mainboard of the present invention frame assembly unit layout plan
Fig. 2 structure beam slab of the present invention constitutional diagram
Fig. 3 structural framing of the present invention supports Fig. 1
Fig. 4 structural framing of the present invention supports Fig. 2
Fig. 5 structure A grillage of the present invention figure
Fig. 6 structure B grillage of the present invention figure
Fig. 7 structure B grillage of the present invention node 6 projection figure
Fig. 8 structure B grillage of the present invention node 5 projection figure
Fig. 9 structure C grillage of the present invention figure
Figure 10 structure C grillage of the present invention node 8 groove figure
Figure 11 structure C grillage of the present invention node 7 groove figure
Figure 12 structure node 1 figure of the present invention
Figure 13 structure node 1 detail drawing of the present invention
Figure 14 invention structure node 2 figure
Figure 15 structure node 2 detail drawings of the present invention
Figure 16 structure node 3 figure of the present invention
Figure 17 structure node 3 detail drawings of the present invention
Figure 18 structure node 4 figure of the present invention
Figure 19 structure node 4 detail drawings of the present invention
Figure 20 structure node 5 figure of the present invention
Figure 21 structure node 5 detail drawings of the present invention
Figure 22 structure node 6 figure of the present invention
Figure 23 structure node 6 detail drawings of the present invention
Figure 24 structure node 7 figure of the present invention
Figure 25 structure node 7 detail drawings of the present invention
Figure 26 structure node 8 figure of the present invention
Figure 27 structure node 8 detail drawings of the present invention
Figure 28 structure column base of the present invention figure
Figure 29 structure column base of the present invention detail drawing
Figure 30 structure profiled sheet of the present invention figure
Figure 31 construction pre-stress member of the present invention and framework wide beam connected node detail drawing
The narrow beam connection diagram of Figure 32 structure of the present invention
Wherein, 1-main body grillage; The 2-supporting member; The 3-wide beam; The narrow beam of 4-
The 5-profiled sheet; The 6-concrete; The 7-column base; 7-1: column base connector; 7-2: stub; 7-3: column base flange; The 8-pillar; 9-1: single otic placode that connects; 9-2: dual link otic placode; 10-connects channel-section steel; 11-1 post cover plate I; 11-2 cover plate II; 11-3 post cover plate III; 11-4 cover plate IV; 11-5 post cover plate V; The 12-stiffener; The 13-termination; 14-section shrouding; The 15-floor.
The specific embodiment
Specify the implementation of described structural system below in conjunction with accompanying drawing.
Shown in Fig. 1 ~ 10, the present invention is many, the high-rise steel structure eccentrical braces of a kind of industrialization assembling, draws together steel work main body grillage, supporting member, pillar system, it is characterized in that: described steel work main body grillage comprises basic grillage, pillar system.In factory wide beam 3, narrow beam 4 and column base 7 are assembled into basic grillage, floor is take the profiled sheet concrete as example herein, and floor can also be the forms such as reinforced concrete floor.Supporting member is with a kind of common form explanation herein.Profiled sheet 5 is placed on wide beam 3 and the narrow beam 4, the employing peg connects, concreting 6 on profiled sheet 5, utilize the space of wide beam 3, narrow beam 4 web members, place pipeline etc., final A basis grillage, B basis grillage and the C basis grillage of forming is bolted A, B, C basis grillage, and is welded to connect into the main body grillage shown in accompanying drawing 1.Floor 15 cast are to form integral body with basic grillage on A, B, the C basis grillage.Pillar 8 is connected into general frame by bolt and column base 7, otic placode 9 with after main body frame is connected, is linked to each other by termination 13 supporting member 2 again with the otic placode 9 of general frame, formation total system.
Figure 11-Figure 26 is the structural form of this structure node, its connected mode is as follows: post 8 welds in factory with the post cover plate, wide beam 3 and narrow beam 4 by the basis of formation grillage that is welded together, are joined together to form node with bolt with column base 7, post cover plate, basic grillage along deck-molding and two stiffeners 12 at last.
Figure 27-Figure 28 is this structural column seat structure figure.Column base 7 for up and down with the column base flange, all around by the stub of the column base connector 7-1 parcel in strap bolt hole.Each parts is by being welded together.Pillar 8 and post cover plate are by being welded together.Post cover plate, column base flange, beam are linked together with bolt.
Figure 30-Figure 31 is structural support members, wide beam, the contexture of narrow beam.Wide beam, the structure of narrow beam is identical, all is girder truss.Wherein the top-bottom chord of girder truss, web member are channel-section steel, and web member becomes the angle of 30 degree-60 degree with chord member.At least be furnished with the connection channel-section steel 10 in 3 strap bolt holes between each girder truss top-bottom chord, respectively there is the end-plate 14 of the rectangle in a strap bolt hole at the girder truss two ends.Be welding between the top-bottom chord of girder truss, web member, connection channel-section steel, the end-plate
More than be an exemplary embodiments of the present invention, enforcement of the present invention is not limited to this.
Claims (1)
1. many, the high-rise steel structure eccentrical braces of industrialization assembling comprises main body grillage (1) and the pillar system, the supporting member (2) that are comprised of pillar (8) and post cover plate; The main body grillage comprises: basic grillage and floor (15);
Described main body grillage (1) is made of the elementary cell that A, B, three kinds of basic grillages of C form, and wherein A basis grillage is the basic grillage of edge, and B, C two foundation slabs are the grillage in centre position, and B, C basis grillage alternately connects;
In three kinds of basic grillages, the beam with other adjacent one side of basic grillage is not wide beam (3); Be narrow beam (4) with the beam on other adjacent one side of basic grillage; The deck-siding of narrow beam is half of wide beam deck-siding, and the deck-siding of wide beam is less than or equal to the width of column base flange; Wide beam, the structure of narrow beam is identical, all is girder truss; Wherein the top-bottom chord of girder truss, web member are channel-section steel, and web member becomes the angle of 30 degree-60 degree with chord member; At least be furnished with the connection channel-section steel (10) in 3 strap bolt holes between each girder truss top-bottom chord, respectively there is the end-plate of the rectangle in a strap bolt hole at the girder truss two ends; Be welding between the top-bottom chord of girder truss, web member, connection channel-section steel, the end-plate;
Orthogonal two beams in A, B, three kinds of basic grillages of C, along deck-molding and two stiffeners (12) by being welded to connect; Adjacent beam connects with bolt at the connection channel-section steel of two beam same positions side by side; In the basic grillage of band column base (7), column base is connected with bolt with adjacent beam;
A basis grillage is basis, the outside grillage of main body grillage (1), the basic grillage of the rectangle that forms for wide beam (3) and narrow beam (4), the interposition of A grillage is equipped with two narrow beams (4) that link to each other side by side, and two narrow beams link together with the connection channel-section steel that bolt will be in two beam same positions; The outer long side of A basis grillage is arranged pillar (8) on one side; Pillar is not arranged on the long limit adjacent with other basic grillages on one side;
B basis grillage, C basis grillage is the basic grillage of two kinds of rectangles of intermediate form; Pillar (8) is not arranged on the narrow beam limit that wherein B basis grillage is adjacent with A basis grillage; Pillar (8) is arranged on the narrow beam limit adjacent with C basis grillage, forms node, and wherein intermediate node is node 6, and the node at two ends is node 5; Node 6 is T shape because the column base flange is wider than or equals the twice of narrow beam deck-siding, so narrow beam with after the center line of column base flange aligns, with regard to so that the column base protrusion is connected to the column base both sides, the width of half column base in long limit that is comprised of narrow beam; Node 5 is L shaped, and wherein column base and an orthogonal wide beam, a narrow beam link together with bolt, and one in wide beam and the column base flange in orthogonal two center lines is alignd; Narrow beam aligns with in two center lines another, because the deck-siding of narrow beam is less than or equal to column base flange width half, so column base also can protrude the width of half column base in long limit that is comprised of narrow beam; The column base that is B basis grillage node 5, node 6 places protrudes half column base of narrow beam that links to each other, and forms a projection;
Pillar is not all arranged on C basis grillage and B basis grillage, the two long limits that A basis grillage is adjacent, the node on the long limit that C basis grillage is adjacent with B basis grillage, and the centre position node is node 8, two ends are nodes 7; Node 8 is that four narrow beams form, wherein two narrow beam conllinear; Other two narrow beams are positioned at grillage centre position, C basis, side by side connection and vertical with the narrow beam of conllinear; The narrow beam of two conllinear respectively with the non-conterminous long limit vertical alignment of narrow beam side by side; Node 7 is that an orthogonal narrow beam and a wide beam form; Long limit, the inboard of narrow beam and wide beam vertical alignment; Be that C basis grillage node 8, node 7 all form groove, so that the projection of node 8 grooves and B basis grillage node 5 matches, the projection of node 7 grooves and the basic grillage node 6 of B matches;
Column base (7) for up and down with the column base flange, all around by the stub of the column base connector (7-1) in strap bolt hole parcel; Each parts is by being welded together; Pillar (8) and post cover plate are by being welded together; Post cover plate, column base flange, beam are linked together with bolt;
Floor (15) cast is to form integral body with basic grillage on A, B, the C basis grillage;
Its way of realization of supporting member (2) is herringbone accentric support or diagonal angle accentric support.
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| CN103924657A (en) * | 2014-03-20 | 2014-07-16 | 北京工业大学 | Eccentric supporting system of modular multi-high-rise assembly type steel structure gripped steel beam frame |
| CN103882982A (en) * | 2014-04-11 | 2014-06-25 | 北京工业大学 | Industrialized assembly type multi-storey and high-storey steel-structure H-type steel buckling-prevention eccentric bracing system |
| CN103882973A (en) * | 2014-04-11 | 2014-06-25 | 北京工业大学 | Industrialized assembly type multi-storey and high-storey steel-structure framework veneer self-resetting buckling-prevention eccentric bracing system |
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Effective date of registration: 20180911 Address after: 100000 Shijingshan Road, Shijingshan District, Shijingshan District, Beijing Co-patentee after: China Railway Construction Group Beijing Engineering Co., Ltd. Patentee after: Zhongtie Construction Group Corporation Limited Address before: No. 100, Chaoyang District flat Park, Beijing, Beijing Patentee before: Beijing University of Technology |