CN102979163A

CN102979163A - Multi-story high-rise assembled steel structure frame - prestressed eccentrically-braced system

Info

Publication number: CN102979163A
Application number: CN2012104852730A
Authority: CN
Inventors: 刘学春; 张爱林; 孙超; 黄欢
Original assignee: Beijing University of Technology
Current assignee: China Railway Construction Group Co Ltd; Beijing Engineering Co Ltd of China Railway Construction Group Co Ltd
Priority date: 2012-11-26
Filing date: 2012-11-26
Publication date: 2013-03-20
Anticipated expiration: 2032-11-26
Also published as: CN102979163B

Abstract

The invention relates to a multi-story high-rise assembled steel structure frame - prestressed eccentrically-braced system, belonging to the technical field of structure engineering. The multi-story high-rise assembled steel structure frame - prestressed eccentrically-braced system comprises assembled beams and slabs, assembled stand columns and prestressed sway braces. The assembled beams and slabs in the system consist of slabs, column base joints and open-web steel beams with section steel web members. The open-web steel beams are connected with the column base joints. The slabs are supported on the open-web steel beams. The assembled stand columns consist of box columns and flanges. During construction, the assembled beams and slabs and the assembled stand columns can be spliced to form a frame structure, and the prestressed eccentric sway braces are arranged on the basis of the steel frame to form energy-dissipating beam sections, so as to improve the lateral rigidness and the energy dissipation capacity of the structure. All members of the structure system are prefabricated in factories and are rapidly assembled through bolts on the construction site to form the structure system. Concrete pouring and welding operation are avoided, the defects of long construction period, serious material wastage, great pollution during construction and the like existing the traditional buildings are overcome, and the factory integrated production of buildings can be realized.

Description

A kind of how high-rise assembling type steel structure framework-prestressing force eccentrical braces

Technical field

The present invention relates to a kind of how high-rise assembling type steel structure framework-prestressing force eccentrical braces, belong to technical field of structural engineering.

Background technology

Join in a common effort meter according to Chinese steel, China's output of steel was broken through 700,000,000 tons of high pointes in 2011, it is the first to be sure to occupy the countries in the world output of steels in continuous 16 years, although China as the country of construction scope, steel output maximum in the world, the development of house (comprising dwelling house) steel work seriously lags behind.Developed country accounts for overall floorage more than 50% such as US and European country steel building area at present, and Japan accounts for 80%, and China is less than 4%.

And traditional architecture exist the construction period long, waste of material serious, work progress pollutes the shortcomings such as large, can't satisfy the needs of Fast Reconstruction after the earthquake calamity.Therefore after the miserable lesson of drawing Wenchuan earthquake, the system innovation of industrialization assembling high-rise steel structure is imperative.Correlative study not only meets the development strategy that country promotes the use of steel work and carries out housing industrialization, and meets the needs of energy-saving and emission-reduction, has vast potential for future development and using value.

Prestressed cable only is used in the large-span space structure at present, and prestressing force is introduced in the highrise building, not yet realizes in Practical Project as lateral resistant member.Traditional steel frame structural system, the lateral rigidity of structure is less, under wind and seismic loading the interlayer displacement larger, be difficult to satisfy the comfort level requirement.Novel many high-rise steel structure framework-prestressing force eccentrical braces has increased horizontal and vertical prestressing force on the basis of steel frame and has drawn support, has improved the lateral rigidity of structure, has improved the deformation performance of structure.

Summary of the invention

The present invention proposes a kind of novel how high-rise assembling type steel structure framework that belongs to technical field of structural engineering-prestressing force eccentrical braces.Its purpose is to realize design standard, manufacture, the installation mechanization of many high-rise steel structure system, advances the development of assembling type steel structure building.And the construction period that exists in the solution traditional architecture is long, waste of material is serious, work progress pollutes the shortcomings such as large, reduces significantly the duration, reduces construction costs.Introduce the prestressing force bearing diagonal as lateral resistant member, improve the lateral rigidity of structure, improve the deformation performance of structure under high-intensity earthquake and high wind load action.

Of the present invention how high-rise assembling type steel structure framework-prestressing force eccentrical braces comprises Fabricated Beam-Slab, assembling column and prestressing force bearing diagonal:

Described Fabricated Beam-Slab comprises the open web type girder steel of joining the shaped steel web member, column base node and floor, described open web type girder steel is by the beam-ends shrouding, be connected with other open web type girder steels or column base node, form the beam slab under(-)chassis, again with form bracing on described beam slab under(-)chassis and connect, form Fabricated Beam-Slab; Described Fabricated Beam-Slab is prefabricated in the factory, and mutually splices by its beam-ends shrouding or column base node at the construction field (site), as the frame structural beam flaggy; Described frame structural beam flaggy connects up and down by the assembling column again, forms the composite steel frame construction, and described assembling column is positioned on the column base node on the Fabricated Beam-Slab; On the basis of described steel framed structure, the prestressing force bearing diagonal is connected at the bottom of girder steel in the frame structural beam flaggy or the post as lateral resistant member; Described Fabricated Beam-Slab, assembling column and prestressing force bearing diagonal all are prefabricated in the factory, and assemble by bolt the job site;

A kind of how high-rise assembling type steel structure framework of the present invention-prestressing force eccentrical braces: described Fabricated Beam-Slab comprises three kinds of specifications, is respectively the A plate, B plate and C plate;

Described A plate comprises column base node 10, the horizontal girder 11 of double angle, the vertical girder 12 of double angle, the horizontal girder 13 of single angle, the vertical secondary beam 14 of single angle, junction plate I15, junction plate II16 and floor 17; The horizontal girder of the vertical girder 12 of double angle and double angle 11 is mutually vertical, and all by the beam-ends shrouding, adopt bolt to link to each other with the channel-section steel connecting plate on the two-way column block node 10, and the upper and lower end face of junction place is welded with respectively a plate II16, and the two ends of junction plate II16 are connected on the up and down flanged plate of the top-bottom chord of the vertical girder 12 of double angle and the horizontal girder 11 of double angle and two-way column block node 10; The other end of the vertical girder 12 of double angle connects the single angle horizontal girder 13 parallel with the horizontal girder of double angle 11, the vertical girder 12 of double angle and the horizontal girder 13 of single angle link to each other by the junction plate I15 of two sections up and down, and the top-bottom chord of the vertical girder 12 of double angle and the horizontal girder 13 of single angle all is weldingly connected with two junction plate I15; The vertical secondary beam 14 of single angle is connected to the other end of the horizontal girder 11 of described double angle and the horizontal girder 13 of single angle, parallel relative with the vertical girder of double angle 12, be connected by two junction plate I15 that are connected to the top-bottom chord place between the vertical secondary beam 14 of single angle and the horizontal girder 13 of single angle; The horizontal girder 11 of described double angle, the vertical girder 12 of double angle, the horizontal girder 13 of single angle, the vertical secondary beam 14 of single angle consist of a rectangular frame; Described two rectangular frames connect and compose the under(-)chassis of a splicing; Vertical secondary beam 14 alignment of single angle in two rectangular frames also connect by bolt, and two horizontal girders 11 of double angle are positioned on the straight line, and two horizontal girders 13 of single angle are positioned on the straight line; Described under(-)chassis links to each other with two floors 17 by angle beam upper chord top peg; The upper and lower side of the horizontal girder 11 of double angle all adopts bolt to link to each other by the channel-section steel connecting plate on 10 two relative directions of beam-ends shrouding and three-dimensional column base node, and the vertical secondary beam 14 of described two single angles is connected on the channel-section steel connecting plate vertical with described both direction on the three-dimensional column base node 10; All members of described A plate are prefabricated in factory and assembling all;

Described B plate comprises the vertical girder 12 of double angle, the horizontal girder 13 of single angle, the vertical secondary beam 14 of single angle, junction plate I15, junction plate II16 and floor 17; The horizontal girder of the vertical girder 12 of double angle and single angle 13 is mutually vertical, top-bottom chord and the beam-ends shrouding of double angle vertical girder 12 ends and the horizontal girder of single angle 13 ends are weldingly connected respectively, and the junction plate I15 of two sections links to each other about passing through again, and the top-bottom chord of the vertical girder 12 of double angle and the horizontal girder 13 of single angle all is weldingly connected with two junction plate I15; The other end of the vertical girder 12 of double angle is connected with the horizontal girder 13 of another root single angle with horizontal girder 13 levels of single angle, the vertical girder 12 of double angle and the horizontal girder 13 of this root single angle link to each other by the junction plate II16 of two sections up and down, and the top-bottom chord of the vertical girder 12 of double angle and the horizontal girder 13 of single angle all is weldingly connected with two junction plate II16; The vertical secondary beam 14 of single angle is connected to the other end of described two two horizontal girders 13 of single angle, relative with vertical girder 12 levels of double angle, the type of attachment of the vertical secondary beam 14 of single angle and two horizontal girders 13 of single angle is identical with the type of attachment of the vertical girder 12 of described double angle and two horizontal girders 13 of single angle; The vertical girder 12 of described double angle, the two horizontal girders 13 of single angle, the vertical secondary beams 14 of single angle consist of a rectangular frame; Described two rectangular frames connect and compose the under(-)chassis of a splicing; Vertical secondary beam 14 alignment of single angle in two rectangular frames also connect by bolt, and the relative horizontal girder 13 of the two single angles two piece single angles horizontal girder 13 relative with another length direction framework level of rectangular frame level lays respectively on the straight line; Described under(-)chassis links to each other with two floors 17 by angle beam upper chord top peg; All members of described B plate are prefabricated in factory and assembling all;

Described C plate comprises column base node 10, the vertical girder 12 of double angle, the horizontal girder 13 of single angle, the vertical secondary beam 14 of single angle, junction plate I15, junction plate II16 and floor 17; The horizontal girder of the vertical girder 12 of double angle and single angle 13 is mutually vertical, and all by the beam-ends shrouding, the channel-section steel connecting plate adjacent with on the three-dimensional column base node 10 two adopts bolt to link to each other, and place, the upper and lower end face of junction is welded with respectively a plate II16, and the two ends of junction plate II16 are connected on the top-bottom chord of the vertical girder 12 of double angle and the horizontal girder 13 of single angle; The other end of the vertical girder 12 of double angle is connected with the horizontal girder 13 of another root single angle with horizontal girder 13 levels of single angle, top-bottom chord and the beam-ends shrouding of double angle vertical girder 12 ends and the horizontal girder of this root single angle 13 ends are weldingly connected respectively, and the vertical girder 12 of double angle and the horizontal girder 13 of single angle link to each other by the junction plate I15 of two sections up and down again, and the top-bottom chord of the vertical girder 12 of double angle and the horizontal girder 13 of single angle all is weldingly connected with two junction plate I15; The vertical secondary beam 14 of single angle is connected to the other end of described two horizontal girders 13 of single angle, relative with vertical girder 12 levels of double angle, top-bottom chord and the beam-ends shrouding of single angle vertical secondary beam 14 1 end ends and the horizontal girder of single angle 13 the other end are weldingly connected respectively, and are connected by two junction plate I15 that are connected to the top-bottom chord place between the vertical secondary beam 14 of single angle and the horizontal girder 13 of single angle again; Be connected by two junction plate II16 that are connected to the top-bottom chord place between the vertical secondary beam of single angle 14 other end ends and the horizontal girder 13 of single angle; The vertical girder 12 of described double angle, the two horizontal girders 13 of single angle, the vertical secondary beams 14 of single angle consist of a rectangular frame; Described two rectangular frames connect and compose the under(-)chassis of a splicing; Vertical secondary beam 14 alignment of single angle in two rectangular frames also connect by bolt, and the relative horizontal girder 13 of the two single angles two piece single angles horizontal girder 13 relative with another length direction framework level of rectangular frame level lays respectively on the straight line; The upper and lower side of two horizontal girders 13 of single angle all adopts bolt to link to each other by the channel-section steel connecting plate on 10 two relative directions of beam-ends shrouding and four-way column base node, and the vertical secondary beam 14 of described two single angles is connected on the channel-section steel connecting plate vertical with described both direction on the three-dimensional column base node 10; Described under(-)chassis links to each other with two floors 17 by angle beam upper chord top peg; All members of described C plate are prefabricated in factory and assembling all;

In high-rise assembling type steel structure framework-prestressing force eccentrical braces, described A plate and B plate, with A plate and the alignment of B plate level, there are the end of junction plate I15 and the vertical girder 12 of double angle of B plate to have the end of junction plate I15 to splice with bolt by the beam-ends shrouding the vertical girder 12 of the double angle of A plate; There is the end that junction plate I15 is arranged of two vertical secondary beams 14 of single angle of the end of junction plate I15 and B plate by bolt the beam-ends shrouding to be spliced the vertical secondary beam 14 of two single angles of A plate; The horizontal girder 13 of two single angles of A plate is connected horizontal girders 13 alignment of two single angles and connect by bolt with the B plate; Then add cover plate at splicing node upper and lower surface with bolt; Thereby finish the splicing of A plate and B plate plate;

In high-rise assembling type steel structure framework-prestressing force eccentrical braces, described B plate and C plate, with B plate and the alignment of C plate level, adopt bolt to link to each other by the beam-ends shrouding at the end that junction plate II16 is arranged of the vertical girder 12 of the double angle of B plate and the three-dimensional column base node 10 channel-section steel connecting plates of C plate; Adopt bolt to link to each other by the beam-ends shrouding at the end that junction plate II16 is arranged of the vertical secondary beam 14 of the single angle of B plate and the four-way column base node 10 channel-section steel connecting plates of C plate; All adopt bolt to link to each other by the channel-section steel connecting plate on 10 two relative directions of beam-ends shrouding and four-way column base node the upper and lower side of two horizontal girders 13 of single angle of B plate, the other end of the horizontal girder 13 of the single angle of B plate is linked to each other by beam-ends shrouding employing bolt with the channel-section steel connecting plate of described channel-section steel connecting plate vertical direction on the three-dimensional column base node 10 by beam-ends shrouding and C plate respectively; Splice single-beam by bolt at 13 gusset plate places every one section fixed range at the horizontal girder of the single angle of the horizontal girder 13 of the single angle of B plate and C plate, so that two single-beams are connected to become twin beams; Then add cover plate at splicing node upper and lower surface with bolt; Thereby finish the splicing of B plate and C plate plate;

In high-rise assembling type steel structure framework-prestressing force eccentrical braces, described C plate and A plate, with C plate and the alignment of A plate level, there are the end of junction plate I15 and the vertical girder 12 of double angle of A plate to have the end of junction plate I15 to splice with bolt by the beam-ends shrouding the vertical girder 12 of the double angle of C plate; There is the end that junction plate I15 is arranged of two vertical secondary beams 14 of single angle of the end of junction plate I15 and A plate by bolt the beam-ends shrouding to be spliced the vertical secondary beam 14 of two single angles of C plate; The horizontal girder 13 of two single angles of C plate is connected horizontal girders 13 alignment of two single angles and connect by bolt with the A plate; Then add cover plate at splicing node upper and lower surface with bolt; Thereby finish the splicing of C plate and A plate;

In high-rise assembling type steel structure framework of the present invention-prestressing force eccentrical braces,: described prestressing force bearing diagonal passes through otic placode, link to each other with bolt with the steel framed structure that the assembling column forms with described Fabricated Beam-Slab, as the lateral resistant member of structural system; Drag-line 18 upper ends are connected at the bottom of the beam of upper strata beam slab or this layer capital, and drag-line 18 lower ends are connected at the bottom of the back or this layer post of this layer beam slab; In the middle of the drag-line adapter sleeve 19 is set, applies and adjust the prestressing force size by tightening; The arrangement form of described prestressing force bearing diagonal is accentric support, forms active beam link at girder steel, can adopt gantry type, herringbone, V font, staggered form and monocline rod-type; Described drag-line 18 can use high-intensity rod iron, steel strand, wire rope or parallel wire unit, perhaps uses high strength rod iron, steel strand, wire rope or parallel wire unit with damper, perhaps uses to apply prestressed high strength shaped steel;

Of the present invention how high-rise assembling type steel structure framework-prestressing force eccentrical braces: employed beam is the open web type girder steel of configuration shaped steel web member in the described Fabricated Beam-Slab;

Can use the open web type angle beam of configuration channel-section steel web member, comprise angle steel top-bottom chord 1, channel-section steel web member 2, the channel-section steel web member is vertical with chord member, and the welding of the leg of angle root place of web member upper and lower end parts and top-bottom chord; All angle beams are all arranging connecting hole every one section fixed range on the top-bottom chord He on the channel-section steel web member, can two single angle beams be formed the double angle beam with bolt when Fabricated Beam-Slab is assembled.

Perhaps use the open web type angle beam of configuration T-steel web member, comprise angle steel top-bottom chord 1, T-steel web member 3, the T-steel web member is vertical with chord member, and the welding of the leg of angle root place of T-steel web member upper and lower end parts and top-bottom chord; All angle beams are all arranging connecting hole every one section fixed range on the top-bottom chord He on the T-steel web member, can two single angle beams be formed the double angle beam with bolt when Fabricated Beam-Slab is assembled.

The open web type girder steel of described configuration shaped steel web member, its top-bottom chord can use angle steel or channel-section steel or box-shaped steel, and its web member can use channel-section steel or T-steel, and web member is all vertical with chord member, and web member upper and lower end parts and top-bottom chord weld, and at chord member and web member connecting hole are set;

In of the present invention how high-rise assembling type steel structure framework-prestressing force eccentrical braces,: its column base node is welded by box column, channel-section steel connecting plate and flanged plate, is not all two to column base, three-dimensional column base and four-way column base according to the number that welds the channel-section steel connecting plate; At two flanged plate I4 of box column 5 upper and lower sides welding, form two to column base thereby then two channel-section steel connecting plates 6 are welded in box column 5 adjacent both sides, be used for and being connected of flanged plate corner post; At two flanged plate I4 of box column 5 upper and lower sides welding, form the three-dimensional column base thereby then three channel-section steel connecting plates 6 are welded in box column 5 three limits, be used for and being connected of flanged plate side column; At two flanged plate I4 of box column 5 upper and lower sides welding, form the four-way column base thereby then four channel-section steel connecting plates 6 are welded in box column 5 four limits, be used for and being connected of flanged plate center pillar; Wherein on channel-section steel connecting plate 6 webs bolt hole is arranged, convenient beam-ends shrouding with angle beam connects into described Fabricated Beam-Slab with bolt.

In of the present invention how high-rise assembling type steel structure framework-prestressing force eccentrical braces,: the assembling column is welded by box column 5 and flanged plate II7 or flanged plate III8 or flanged plate IV9, shape difference according to flanged plate can be divided into the flanged plate corner post, flanged plate side column and flanged plate center pillar; Flanged plate III8 is located up and down welding at box column 5, thereby form the flanged plate corner post; Flanged plate II7 is located up and down welding at box column 5, thereby form flange edges of boards post; Flanged plate IV9 is located up and down welding at box column 5, thereby form the flanged plate center pillar; Described three kinds of assembling columns all are prefabricated in the factory, and bolt is adopted in the job site, and the flanged plate of described column is connected with the flanged plate of described Fabricated Beam-Slab center pillar block node, realize the assembling of column and beam slab, thus the formation steel framed structure.

In of the present invention how high-rise assembling type steel structure framework-prestressing force eccentrical braces, described floor 17 can use composite deck slabs, precast monolithic concrete floor, superimposed sheet composite floor, close rib OSB plate, soft steel board, steel bar girder superimposed sheet, fiber cement board pressure;

The invention has the beneficial effects as follows, in above-mentioned novel how high-rise assembling type steel structure framework-prestressing force eccentrical braces, the beam that adopts all is the prefabricated girder steel of open web type that is welded to form by angle steel and channel-section steel or T-steel, because the belly space of beam is larger, be convenient to pipeline and pass, effectively increased the clear height in room.

Novel how high-rise assembling type steel structure framework of the present invention-prestressing force eccentrical braces, adopt bolt to carry out site assembly fully, traditional Site Welding mode and concreting mode have been cancelled, effectively guaranteed construction quality, the environment pollution of having avoided the welding of concreting and steel to cause fully, realize site operation " anhydrous, without fire, dustless " three without standard, reduced the generation of the hazardous accidents such as fire.And the prestressing force Lateral Resistant System can Effective Raise the lateral rigidity of structure, improve the deformation performance of structure, make structure that larger safety reservior be arranged.When the present invention removes at member, can recycle efficiently, reduce building waste, real realization the theory of environmental protection, be a kind of green, the firm structural system of sustainable development.

The present invention propose novel how high-rise assembling type steel structure framework-the prestressing force eccentrical braces is the innovative structural system in the multi-rise building steel structure system.

Description of drawings

The present invention is further described below in conjunction with drawings and Examples.

Fig. 1 is novel fabricated beam slab splicing back plane arrangement diagram of the present invention

Fig. 2 is the open web type single angle beam schematic diagram of joining the channel-section steel web member in the novel fabricated beam slab of the present invention

Fig. 3 is the open web type single angle beam schematic diagram of joining the T-steel web member in the novel fabricated beam slab of the present invention

Fig. 4 is the open web type double angle beam schematic diagram of joining the channel-section steel web member in the novel fabricated beam slab of the present invention

Fig. 5 is the open web type double angle beam schematic diagram of joining the T-steel web member in the novel fabricated beam slab of the present invention

Fig. 6 is two to the column base schematic diagram in the novel fabricated beam slab of the present invention

Fig. 7 is three-dimensional column base schematic diagram in the novel fabricated beam slab of the present invention

Fig. 8 is four-way column base schematic diagram in the novel fabricated beam slab of the present invention

Fig. 9 is novel fabricated column schematic diagram of the present invention

Figure 10 is novel fabricated beam slab A plate exploded view of the present invention

Figure 11 is that figure is finished in novel fabricated beam slab A plate of the present invention assembly unit

Figure 12 is novel fabricated beam slab B plate exploded view of the present invention

Figure 13 is that figure is finished in novel fabricated beam slab B plate of the present invention assembly unit

Figure 14 is novel fabricated beam slab C plate exploded view of the present invention

Figure 15 is that figure is finished in novel fabricated beam slab C plate of the present invention assembly unit

Figure 16 is that figure is finished in novel fabricated beam slab A of the present invention, B and the assembly unit of C plate

Figure 17 is novel fabricated beam slab node 1 exploded view of the present invention

Figure 18 is novel fabricated beam slab node 2 exploded views of the present invention

Figure 19 is novel fabricated beam slab node 3 exploded views of the present invention

Figure 20 is novel fabricated beam slab node 4 exploded views of the present invention

Figure 21 is novel fabricated beam slab node 5 exploded views of the present invention

Figure 22 is novel fabricated beam slab node 6 exploded views of the present invention

Figure 23 is novel fabricated beam slab node 7 exploded views of the present invention

Figure 24 is novel fabricated beam slab node 8 exploded views of the present invention

Figure 25 is novel fabricated beam slab node 9 exploded views of the present invention

Figure 26 is novel fabricated beam slab node 10 exploded views of the present invention

Figure 27 is novel fabricated beam slab node 11 exploded views of the present invention

Figure 28 is novel fabricated beam slab node 12 exploded views of the present invention

Figure 29 is the type of attachment exploded view of flanged plate corner post of the present invention and node

Figure 30 is the type of attachment exploded view of flanged plate side column of the present invention and node

Figure 31 is the type of attachment exploded view of flanged plate center pillar of the present invention and node

Figure 32 is novel how high-rise assembling type steel structure framework of the present invention-door frame type eccentrical braces schematic diagram

Figure 33 is novel how high-rise assembling type steel structure framework of the present invention-chevron shaped eccentrical braces schematic diagram

Figure 34 is the cable-styled I eccentrical braces of novel how high-rise assembling type steel structure framework-monocline of the present invention schematic diagram

Figure 35 is the cable-styled II eccentrical braces of novel how high-rise assembling type steel structure framework-monocline of the present invention schematic diagram

Figure 36 is novel how high-rise assembling type steel structure framework of the present invention-V-shape eccentrical braces schematic diagram

Figure 37 is novel how high-rise assembling type steel structure framework of the present invention-prestressing force eccentrical braces otic placode I20 detail drawing

Figure 38 is novel how high-rise assembling type steel structure framework of the present invention-prestressing force eccentrical braces otic placode II21 detail drawing

Figure 39 is novel how high-rise assembling type steel structure framework of the present invention-prestressing force eccentrical braces otic placode III22 detail drawing

Figure 40 is that novel how high-rise assembling type steel structure framework of the present invention-prestressing force eccentrical braces otic placode column bottom connects detail drawing

1. top-bottom chords among the figure, 2. channel-section steel web member, 3.T shaped steel web member, 4. flanged plate I, 5. box column, 6. channel-section steel, 7. flanged plate II, 8. flanged plate III, 9. flanged plate IV, 10. column base node, the horizontal girder of 11. double angles, the vertical girder of 12. double angles, 13. the horizontal girder of single angle, 14. the vertical secondary beam of single angle, 15. junction plate I, 16. connect

Fishplate bar II, 17. floors, 18. drag-lines, 19. adapter sleeves, 20. otic placode I, 21. otic placode II, 22. otic placode III.

The specific embodiment

The present invention is described in detail below in conjunction with accompanying drawing:

As shown in Figure 1, the stitching position of novel fabricated beam slab of the present invention is arranged on the middle part of girder, this position shearing and moment of flexure less, and from the angle of structural mechanics, arranging of stitching position is very reasonable.

Shown in accompanying drawing 2 and accompanying drawing 4, in novel how high-rise assembling type steel structure framework of the present invention-prestressing force eccentrical braces, the open web type angle beam of related beam configuration channel-section steel web member, comprise angle steel top-bottom chord 1, channel-section steel web member 2, the channel-section steel web member is vertical with chord member, and the welding of the leg of angle root place of web member upper and lower end parts and top-bottom chord; All angle beams are all arranging connecting hole every one section fixed range on the top-bottom chord He on the channel-section steel web member, can two single angle beams be formed the double angle beam with bolt when Fabricated Beam-Slab is assembled.

Shown in accompanying drawing 3 and accompanying drawing 5, perhaps use the open web type angle beam of configuration T-steel web member, comprise angle steel top-bottom chord 1, T-steel web member 3, the T-steel web member is vertical with chord member, and the welding of the leg of angle root place of T-steel web member upper and lower end parts and top-bottom chord; All angle beams are all arranging connecting hole every one section fixed range on the top-bottom chord He on the T-steel web member, can two single angle beams be formed the double angle beam with bolt when Fabricated Beam-Slab is assembled;

The open web type girder steel of described configuration shaped steel web member, its top-bottom chord can use angle steel or channel-section steel or box-shaped steel, and its web member can use channel-section steel or T-steel, and web member is all vertical with chord member, and web member upper and lower end parts and top-bottom chord weld, and at chord member and web member connecting hole are set.

In assembling type steel structure framework of the present invention-prestressing force eccentrical braces, shown in accompanying drawing 6-8, its column base node is welded by box column, channel-section steel connecting plate and flanged plate, is not all two to column base, three-dimensional column base and four-way column base according to the number that welds the channel-section steel connecting plate; At two flanged plate I4 of box column 5 upper and lower sides welding, form two to column base thereby then two channel-section steel connecting plates 6 are welded in box column 5 adjacent both sides, be used for and being connected of flanged plate corner post; At two flanged plate I4 of box column 5 upper and lower sides welding, form the three-dimensional column base thereby then three channel-section steel connecting plates 6 are welded in box column 5 three limits, be used for and being connected of flanged plate side column; At two flanged plate I4 of box column 5 upper and lower sides welding, form the four-way column base thereby then four channel-section steel connecting plates 6 are welded in box column 5 four limits, be used for and being connected of flanged plate center pillar; Wherein on channel-section steel connecting plate 6 webs bolt hole is arranged, convenient beam-ends shrouding with angle beam connects into described Fabricated Beam-Slab with bolt.

In assembling type steel structure framework of the present invention-prestressing force eccentrical braces, as shown in Figure 9, the assembling column is welded by box column 5 and flanged plate II7 or flanged plate III8 or flanged plate IV9, shape difference according to flanged plate can be divided into the flanged plate corner post, flanged plate side column and flanged plate center pillar; Flanged plate III8 is located up and down welding at box column 5, thereby form the flanged plate corner post; Flanged plate II7 is located up and down welding at box column 5, thereby form flange edges of boards post; Flanged plate IV9 is located up and down welding at box column 5, thereby form the flanged plate center pillar; Described three kinds of assembling columns all are prefabricated in the factory, and bolt is adopted in the job site, and the flanged plate of described column is connected with the flanged plate of described Fabricated Beam-Slab center pillar block node, realize the assembling of column and beam slab, thus the formation steel framed structure.

In assembling type steel structure framework-prestressing force eccentrical braces, shown in accompanying drawing 10-11, described A plate comprises column base node 10, the horizontal girder 11 of double angle, the vertical girder 12 of double angle, the horizontal girder 13 of single angle, the vertical secondary beam 14 of single angle, junction plate I15, junction plate II16 and floor 17,: the horizontal girder of the vertical girder 12 of double angle and double angle 11 is mutually vertical, and all by the beam-ends shrouding, adopt bolt to link to each other with the channel-section steel connecting plate on the two-way column block node 10, and the upper and lower end face of junction place is welded with respectively a plate II16, and the two ends of junction plate II16 are connected on the up and down flanged plate of the top-bottom chord of the vertical girder 12 of double angle and the horizontal girder 11 of double angle and two-way column block node 10; The other end of the vertical girder 12 of double angle connects the single angle horizontal girder 13 parallel with the horizontal girder of double angle 11, the vertical girder 12 of double angle and the horizontal girder 13 of single angle link to each other by the junction plate I15 of two sections up and down, and the top-bottom chord of the vertical girder 12 of double angle and the horizontal girder 13 of single angle all is weldingly connected with two junction plate I15; The vertical secondary beam 14 of single angle is connected to the other end of the horizontal girder 11 of described double angle and the horizontal girder 13 of single angle, parallel relative with the vertical girder of double angle 12, be connected by two junction plate I15 that are connected to the top-bottom chord place between the vertical secondary beam 14 of single angle and the horizontal girder 13 of single angle; The horizontal girder 11 of described double angle, the vertical girder 12 of double angle, the horizontal girder 13 of single angle, the vertical secondary beam 14 of single angle consist of a rectangular frame; Described two rectangular frames connect and compose the under(-)chassis of a splicing; Vertical secondary beam 14 alignment of single angle in two rectangular frames also connect by bolt, and two horizontal girders 11 of double angle are positioned on the straight line, and two horizontal girders 13 of single angle are positioned on the straight line; Described under(-)chassis links to each other with two floors 17 by angle beam upper chord top peg; The upper and lower side of the horizontal girder 11 of double angle all adopts bolt to link to each other by the channel-section steel connecting plate on 10 two relative directions of beam-ends shrouding and three-dimensional column base node, and the vertical secondary beam 14 of described two single angles is connected on the channel-section steel connecting plate vertical with described both direction on the three-dimensional column base node 10; All members of described A plate are prefabricated in factory and assembling all;

In assembling type steel structure framework-prestressing force eccentrical braces, shown in accompanying drawing 12-13, described B plate comprises the vertical girder 12 of double angle, the horizontal girder 13 of single angle, the vertical secondary beam 14 of single angle, junction plate I15, junction plate II16 and floor 17,: the horizontal girder of the vertical girder 12 of double angle and single angle 13 is mutually vertical, top-bottom chord and the beam-ends shrouding of double angle vertical girder 12 ends and the horizontal girder of single angle 13 ends are weldingly connected respectively, and the junction plate I15 of two sections links to each other about passing through again, and the top-bottom chord of the vertical girder 12 of double angle and the horizontal girder 13 of single angle all is weldingly connected with two junction plate I15; The other end of the vertical girder 12 of double angle is connected with the horizontal girder 13 of another root single angle with horizontal girder 13 levels of single angle, the vertical girder 12 of double angle and the horizontal girder 13 of this root single angle link to each other by the junction plate II16 of two sections up and down, and the top-bottom chord of the vertical girder 12 of double angle and the horizontal girder 13 of single angle all is weldingly connected with two junction plate II16; The vertical secondary beam 14 of single angle is connected to the other end of described two two horizontal girders 13 of single angle, relative with vertical girder 12 levels of double angle, the type of attachment of the vertical secondary beam 14 of single angle and two horizontal girders 13 of single angle is identical with the type of attachment of the vertical girder 12 of described double angle and two horizontal girders 13 of single angle; The vertical girder 12 of described double angle, the two horizontal girders 13 of single angle, the vertical secondary beams 14 of single angle consist of a rectangular frame; Described two rectangular frames connect and compose the under(-)chassis of a splicing; Vertical secondary beam 14 alignment of single angle in two rectangular frames also connect by bolt, and the relative horizontal girder 13 of the two single angles two piece single angles horizontal girder 13 relative with another length direction framework level of rectangular frame level lays respectively on the straight line; Described under(-)chassis links to each other with two floors 17 by angle beam upper chord top peg; All members of described B plate are prefabricated in factory and assembling all;

In assembling type steel structure framework-prestressing force eccentrical braces, shown in accompanying drawing 14-15, described C plate comprises column base node 10, the vertical girder 12 of double angle, the horizontal girder 13 of single angle, the vertical secondary beam 14 of single angle, junction plate I15, junction plate II16 and floor 17,: the horizontal girder of the vertical girder 12 of double angle and single angle 13 is mutually vertical, and all by the beam-ends shrouding, the channel-section steel connecting plate adjacent with on the three-dimensional column base node 10 two adopts bolt to link to each other, and place, the upper and lower end face of junction is welded with respectively a plate II16, and the two ends of junction plate II16 are connected on the top-bottom chord of the vertical girder 12 of double angle and the horizontal girder 13 of single angle; The other end of the vertical girder 12 of double angle is connected with the horizontal girder 13 of another root single angle with horizontal girder 13 levels of single angle, top-bottom chord and the beam-ends shrouding of double angle vertical girder 12 ends and the horizontal girder of this root single angle 13 ends are weldingly connected respectively, and the vertical girder 12 of double angle and the horizontal girder 13 of single angle link to each other by the junction plate I15 of two sections up and down again, and the top-bottom chord of the vertical girder 12 of double angle and the horizontal girder 13 of single angle all is weldingly connected with two junction plate I15; The vertical secondary beam 14 of single angle is connected to the other end of described two horizontal girders 13 of single angle, relative with vertical girder 12 levels of double angle, top-bottom chord and the beam-ends shrouding of single angle vertical secondary beam 14 1 end ends and the horizontal girder of single angle 13 the other end are weldingly connected respectively, and are connected by two junction plate I15 that are connected to the top-bottom chord place between the vertical secondary beam 14 of single angle and the horizontal girder 13 of single angle again; Be connected by two junction plate II16 that are connected to the top-bottom chord place between the vertical secondary beam of single angle 14 other end ends and the horizontal girder 13 of single angle; The vertical girder 12 of described double angle, the two horizontal girders 13 of single angle, the vertical secondary beams 14 of single angle consist of a rectangular frame; Described two rectangular frames connect and compose the under(-)chassis of a splicing; Vertical secondary beam 14 alignment of single angle in two rectangular frames also connect by bolt, and the relative horizontal girder 13 of the two single angles two piece single angles horizontal girder 13 relative with another length direction framework level of rectangular frame level lays respectively on the straight line; The upper and lower side of two horizontal girders 13 of single angle all adopts bolt to link to each other by the channel-section steel connecting plate on 10 two relative directions of beam-ends shrouding and four-way column base node, and the vertical secondary beam 14 of described two single angles is connected on the channel-section steel connecting plate vertical with described both direction on the three-dimensional column base node 10; Described under(-)chassis links to each other with two floors 17 by angle beam upper chord top peg; All members of described C plate are prefabricated in factory and assembling all;

In above-mentioned novel how high-rise assembling type steel structure framework-prestressing force eccentrical braces, shown in accompanying drawing 17-24, made respectively the exploded detail of novel fabricated beam slab node 1-8; Shown in accompanying drawing 25-28, made respectively the exploded detail of novel fabricated beam slab node 9-12; Accompanying drawing 29-31 is the type of attachment exploded detail of three kinds of different assembling columns and its corresponding node;

In high-rise assembling type steel structure framework-prestressing force eccentrical braces, described prestressing force bearing diagonal links to each other with bolt with the steel framed structure that the assembling column forms with described Fabricated Beam-Slab, as the lateral resistant member of structural system by otic placode; Drag-line 18 upper ends are connected at the bottom of the beam of upper strata beam slab or this layer capital, and drag-line 18 lower ends are connected at the bottom of the back or this layer post of this layer beam slab; In the middle of the drag-line adapter sleeve 19 is set, applies and adjust the prestressing force size by tightening; The arrangement form of described prestressing force bearing diagonal is accentric support, forms active beam link at girder steel, can adopt gantry type, herringbone, V font, staggered form and monocline rod-type; Described drag-line 18 can use high-intensity rod iron, steel strand, wire rope or parallel wire unit, perhaps uses high strength rod iron, steel strand, wire rope or parallel wire unit with damper, perhaps uses to apply prestressed high strength shaped steel;

Shown in accompanying drawing 32-36, the different arrangement forms that the prestressing force oblique cord supports have been made respectively; Shown in accompanying drawing 37-40, made respectively the exploded detail at otic placode and cable body connected node place.

Novel how high-rise assembling type steel structure framework of the present invention-prestressing force eccentrical braces, adopt bolt to carry out site assembly fully, traditional Site Welding mode and concreting mode have been cancelled, effectively guaranteed construction quality, the environment pollution of having avoided the welding of concreting and steel to cause fully, realize site operation " anhydrous, without fire, dustless " three without standard, reduced the generation of the hazardous accidents such as fire.When the present invention removes at member, can recycle efficiently, reduced building waste, real realization the theory of environmental protection, be a kind of green, the steel structure system of sustainable development.And prestressing force supported applying among the high-rise steel structure frame supported system, improved the anti-side rigidity of structure, improved the deformation performance of structure, can effectively support earthquake-resistant effect.

The present invention propose novel how high-rise assembling type steel structure framework-the prestressing force eccentrical braces is overturning traditional housing building of steel-structure, real realization the batch production of steel house, modularization, the advantage of steel house and prestressed structure has been given full play in assemblingization and standardization.The plurality of advantages such as compare with traditional steel building, it has the security performance height, and speed of application is fast, and environment pollution is little, and the few and construction costs of security incident is low.

Claims

1. high-rise assembling type steel structure framework-prestressing force eccentrical braces more than a kind comprises Fabricated Beam-Slab, assembling column and prestressing force bearing diagonal, it is characterized in that:

Described Fabricated Beam-Slab comprises the open web type girder steel of joining the shaped steel web member, column base node and floor, described open web type girder steel is by the beam-ends shrouding, be connected with other open web type girder steels or column base node, form the beam slab under(-)chassis, again with form bracing on described beam slab under(-)chassis and connect, form Fabricated Beam-Slab; Described Fabricated Beam-Slab is prefabricated in the factory, and mutually splices by its beam-ends shrouding or column base node at the construction field (site), as the frame structural beam flaggy; Described frame structural beam flaggy connects up and down by the assembling column again, forms the composite steel frame construction, and described assembling column is positioned on the column base node on the Fabricated Beam-Slab; On the basis of described steel framed structure, the prestressing force bearing diagonal is connected at the bottom of girder steel in the frame structural beam flaggy or the post as lateral resistant member, and forms active beam link at girder steel; Described Fabricated Beam-Slab, assembling column and prestressing force bearing diagonal all are prefabricated in the factory, and assemble by bolt the job site.

2. a kind of how high-rise assembling type steel structure framework according to claim 1-prestressing force eccentrical braces, it is characterized in that: described Fabricated Beam-Slab comprises three kinds of specifications, is respectively the A plate, B plate and C plate;

Described A plate comprises column base node (10), the horizontal girder of double angle (11), the vertical girder of double angle (12), the horizontal girder of single angle (13), the vertical secondary beam of single angle (14), junction plate I(15), junction plate II(16) and floor (17); The vertical girder of double angle (12) is mutually vertical with the horizontal girder of double angle (11), and all by the beam-ends shrouding, adopt bolt to link to each other with the channel-section steel connecting plate on the two-way column block node (10), and the upper and lower end face of junction place is welded with respectively a plate II(16), junction plate II(16) two ends be connected on the up and down flanged plate of the top-bottom chord of the vertical girder of double angle (12) and the horizontal girder of double angle (11) and two-way column block node (10); The other end of the vertical girder of double angle (12) connects the single angle horizontal girder (13) parallel with the horizontal girder of double angle (11), the vertical girder of double angle (12) and the horizontal girder of single angle (13) are by the junction plate I(15 of two sections up and down) link to each other, and the top-bottom chord of the vertical girder of double angle (12) and the horizontal girder of single angle (13) all with two junction plate I(15) be weldingly connected; The vertical secondary beam of single angle (14) is connected to the other end of the horizontal girder of described double angle (11) and the horizontal girder of single angle (13), parallel relative with the vertical girder of double angle (12), between the vertical secondary beam of single angle (14) and the horizontal girder of single angle (13) by being connected to two junction plate I(15 at top-bottom chord place) be connected; The horizontal girder of described double angle (11), the vertical girder of double angle (12), the horizontal girder of single angle (13), the vertical secondary beam of single angle (14) consist of a rectangular frame; Described two rectangular frames connect and compose the under(-)chassis of a splicing; The vertical secondary beam of single angle (14) alignment in two rectangular frames also connects by bolt, and two horizontal girders of double angle (11) are positioned on the straight line, and two horizontal girders of single angle (13) are positioned on the straight line; Described under(-)chassis links to each other with two floors (17) by angle beam upper chord top peg; The upper and lower side of the horizontal girder of double angle (11) all adopts bolt to link to each other by the channel-section steel connecting plate on (10) two relative directions of beam-ends shrouding and three-dimensional column base node, and described two vertical secondary beams of single angle (14) are connected on the channel-section steel connecting plate vertical with described both direction on the three-dimensional column base node (10); All members of described A plate are prefabricated in factory and assembling all;

Described B plate comprises the vertical girder of double angle (12), the horizontal girder of single angle (13), the vertical secondary beam of single angle (14), junction plate I(15), junction plate II(16) and floor (17); The vertical girder of double angle (12) is mutually vertical with the horizontal girder of single angle (13), top-bottom chord and the beam-ends shrouding of the vertical girder of double angle (12) end and the horizontal girder of single angle (13) end are weldingly connected respectively, and again by the junction plate I(15 of two sections up and down) link to each other, and the top-bottom chord of the vertical girder of double angle (12) and the horizontal girder of single angle (13) all with two junction plate I(15) be weldingly connected; The other end of the vertical girder of double angle (12) is by the junction plate II(16 of two sections up and down) be connected with the horizontal girder of another root single angle (13) with the horizontal girder of described single angle (13) level, and the top-bottom chord of the vertical girder of double angle (12) and the horizontal girder of single angle (13) all with two junction plate II(16) be weldingly connected; The vertical secondary beam of single angle (14) is connected to the other end of described two two horizontal girders of single angle (13), relative with the vertical girder of double angle (12) level, the vertical secondary beam of single angle (14) is identical with the type of attachment of two horizontal girders of single angle (13) with type of attachment and the vertical girder of described double angle (12) of two horizontal girders of single angle (13); The vertical girder of described double angle (12), two horizontal girders of single angle (13), the vertical secondary beam of single angle (14) consist of a rectangular frame; Described two rectangular frames connect and compose the under(-)chassis of a splicing; The vertical secondary beam of single angle (14) alignment in two rectangular frames also connects by bolt, and relative two horizontal girders of single angle (13), the two piece single angle horizontal girders (13) relative with another length direction framework level of rectangular frame level lay respectively on the straight line; Described under(-)chassis links to each other with two floors (17) by angle beam upper chord top peg; All members of described B plate are prefabricated in factory and assembling all;

Described C plate comprises column base node (10), the vertical girder of double angle (12), the horizontal girder of single angle (13), the vertical secondary beam of single angle (14), junction plate I(15), junction plate II(16) and floor (17); The vertical girder of double angle (12) is mutually vertical with the horizontal girder of single angle (13), and all by the beam-ends shrouding, the channel-section steel connecting plate adjacent with on the three-dimensional column base node (10) two adopts bolt to link to each other, and the upper and lower end face of junction place is welded with respectively a plate II(16), junction plate II(16) two ends be connected on the top-bottom chord of the vertical girder of double angle (12) and the horizontal girder of single angle (13); The other end of the vertical girder of double angle (12) is by being welded to connect the horizontal girder of another root single angle (13) with the horizontal girder of single angle (13) level, top-bottom chord and the beam-ends shrouding of the vertical girder of double angle (12) end and the horizontal girder of this root single angle (13) end are weldingly connected respectively, and the vertical girder of double angle (12) and the horizontal girder of single angle (13) are again by the junction plate I(15 of two sections up and down) link to each other, and the top-bottom chord of the vertical girder of double angle (12) and the horizontal girder of single angle (13) all with two junction plate I(15) be weldingly connected; The vertical secondary beam of single angle (14) is connected to the other end of described two horizontal girders of single angle (13), relative with the vertical girder of double angle (12) level, top-bottom chord and the beam-ends shrouding of single angle vertical secondary beam (14) one end ends and the horizontal girder of single angle (13) the other end are weldingly connected respectively, and between the vertical secondary beam of single angle (14) and the horizontal girder of single angle (13) again by being connected to two junction plate I(15 at top-bottom chord place) be connected; Between the vertical secondary beam of single angle (14) other end end and the horizontal girder of single angle (13) by being connected to two junction plate II(16 at top-bottom chord place) be connected; The vertical girder of described double angle (12), two horizontal girders of single angle (13), the vertical secondary beam of single angle (14) consist of a rectangular frame; Described two rectangular frames connect and compose the under(-)chassis of a splicing; The vertical secondary beam of single angle (14) alignment in two rectangular frames also connects by bolt, and relative two horizontal girders of single angle (13), the two piece single angle horizontal girders (13) relative with another length direction framework level of rectangular frame level lay respectively on the straight line; The upper and lower side of two horizontal girders of single angle (13) all adopts bolt to link to each other by the channel-section steel connecting plate on (10) two relative directions of beam-ends shrouding and four-way column base node, and described two vertical secondary beams of single angle (14) are connected on the channel-section steel connecting plate vertical with described both direction on the three-dimensional column base node (10); Described under(-)chassis links to each other with two floors (17) by angle beam upper chord top peg; All members of described C plate are prefabricated in factory and assembling all;

In high-rise assembling type steel structure framework-prestressing force eccentrical braces, described A plate and B plate, with the alignment of A plate and B plate level, the vertical girder of the double angle of A plate (12) is had junction plate I(15) an end and the vertical girder of double angle (12) of B plate junction plate I(15 is arranged) an end splice with bolt by the beam-ends shrouding; Two vertical secondary beams of single angle (14) of A plate are had junction plate I(15) an end and two vertical secondary beams of single angle (14) of B plate junction plate I(15 arranged) an end by bolt the beam-ends shrouding is spliced; Two horizontal girders of single angle (13) of A plate are connected two horizontal girders of single angle (13) alignment and connect by bolt with the B plate; Then add cover plate at splicing node upper and lower surface with bolt; Thereby finish the splicing of A plate and B plate plate;

In high-rise assembling type steel structure framework-prestressing force eccentrical braces, described B plate and C plate, with the alignment of B plate and C plate level, the vertical girder of the double angle of B plate (12) had a junction plate II(16) an end and three-dimensional column base node (10) the channel-section steel connecting plate of C plate link to each other by beam-ends shrouding employing bolt; The vertical secondary beam of the single angle of B plate (14) had a junction plate II(16) an end and four-way column base node (10) the channel-section steel connecting plate of C plate adopt bolt to link to each other by the beam-ends shrouding; All adopt bolt to link to each other by the channel-section steel connecting plate on (10) two relative directions of beam-ends shrouding and four-way column base node the upper and lower side of two horizontal girders of single angle (13) of B plate, the other end of the horizontal girder of the single angle of B plate (13) is gone up with the channel-section steel connecting plate of described channel-section steel connecting plate vertical direction by beam-ends shrouding and the three-dimensional column base node (10) of C plate respectively linked to each other by beam-ends shrouding employing bolt; Splice single-beam by bolt at the horizontal girder of single angle (13) gusset plate place at the horizontal girder of the single angle of B plate (13) and C plate every one section fixed range, so that two single-beams are connected to become twin beams; Then add cover plate at splicing node upper and lower surface with bolt; Thereby finish the splicing of B plate and C plate plate;

In high-rise assembling type steel structure framework-prestressing force eccentrical braces, described C plate and A plate, with the alignment of C plate and A plate level, the vertical girder of the double angle of C plate (12) is had junction plate I(15) an end and the vertical girder of double angle (12) of A plate junction plate I(15 is arranged) an end splice with bolt by the beam-ends shrouding; Two vertical secondary beams of single angle (14) of C plate are had junction plate I(15) an end and two vertical secondary beams of single angle (14) of A plate junction plate I(15 arranged) an end by bolt the beam-ends shrouding is spliced; Two horizontal girders of single angle (13) of C plate are connected two horizontal girders of single angle (13) alignment and connect by bolt with the A plate; Then add cover plate at splicing node upper and lower surface with bolt; Thereby finish the splicing of C plate and A plate.

3. a kind of how high-rise assembling type steel structure framework according to claim 1-prestressing force eccentrical braces, it is characterized in that: described prestressing force bearing diagonal passes through otic placode, link to each other with bolt with the steel framed structure that the assembling column forms with described Fabricated Beam-Slab, as the lateral resistant member of structural system; Drag-line (18) upper end is connected at the bottom of the beam of upper strata floor or this layer capital, and drag-line (18) lower end is connected at the bottom of the back or this layer post of this floor plate; In the middle of the drag-line adapter sleeve (19) is set, applies and adjust the prestressing force size by tightening; The arrangement form of described prestressing force bearing diagonal is accentric support, forms active beam link at girder steel, can adopt gantry type, herringbone, V font, staggered form and monocline rod-type; Described drag-line (18) can use high-intensity rod iron, steel strand, wire rope or parallel wire unit, perhaps uses high strength rod iron, steel strand, wire rope or parallel wire unit with damper, perhaps uses to apply prestressed high strength shaped steel.

4. according to claim 1 how high-rise assembling type steel structure framework-prestressing force eccentrical braces is characterized in that: employed beam is the open web type girder steel of configuration shaped steel web member in the described Fabricated Beam-Slab;

Can use the open web type angle beam of configuration channel-section steel web member, comprise angle steel top-bottom chord (1), channel-section steel web member (2), the channel-section steel web member is vertical with chord member, and the welding of the leg of angle root place of web member upper and lower end parts and top-bottom chord; All angle beams are all arranging connecting hole every one section fixed range on the top-bottom chord He on the channel-section steel web member, can two single angle beams be formed the double angle beam with bolt when Fabricated Beam-Slab is assembled;

Perhaps use the open web type angle beam of configuration T-steel web member, comprise angle steel top-bottom chord (1), T-steel web member (3), the T-steel web member is vertical with chord member, and the welding of the leg of angle root place of T-steel web member upper and lower end parts and top-bottom chord; All angle beams are all arranging connecting hole every one section fixed range on the top-bottom chord He on the T-steel web member, can two single angle beams be formed the double angle beam with bolt when Fabricated Beam-Slab is assembled;

5. in according to claim 1 how high-rise assembling type steel structure framework-prestressing force eccentrical braces, it is characterized in that: its column base node is welded by box column, channel-section steel connecting plate and flanged plate, is not all two to column base, three-dimensional column base and four-way column base according to the number that welds the channel-section steel connecting plate; At two flanged plate I(4 of box column (5) upper and lower side welding), then two channel-section steel connecting plates (6) are welded in box column (5) thus adjacent both sides form two to column base, be used for and being connected of flanged plate corner post; At two flanged plate I(4 of box column (5) upper and lower side welding), then three channel-section steel connecting plates (6) are welded in box column (5) thus three limits form the three-dimensional column base, be used for and being connected of flanged plate side column; At two flanged plate I(4 of box column (5) upper and lower side welding), then four channel-section steel connecting plates (6) are welded in box column (5) thus four limits form the four-way column base, be used for and being connected of flanged plate center pillar; Wherein on channel-section steel connecting plate (6) web bolt hole is arranged, convenient beam-ends shrouding with angle beam connects into described Fabricated Beam-Slab with bolt.

6. in according to claim 1 how high-rise assembling type steel structure framework-prestressing force eccentrical braces, it is characterized in that: the assembling column is by box column (5) and flanged plate II(7) or flanged plate III(8) or flanged plate IV(9) be welded, shape difference according to flanged plate can be divided into the flanged plate corner post, flanged plate side column and flanged plate center pillar; With flanged plate III(8) locate up and down welding at box column (5), thus form the flanged plate corner post; With flanged plate II(7) locate up and down welding at box column (5), thus form flange edges of boards post; With flanged plate IV(9) locate up and down welding at box column (5), thus form the flanged plate center pillar; Described three kinds of assembling columns all are prefabricated in the factory, and bolt is adopted in the job site, and the flanged plate of described column is connected with the flanged plate of described Fabricated Beam-Slab center pillar block node, realize the assembling of column and beam slab, thus the formation steel framed structure.

7. in according to claim 1 how high-rise assembling type steel structure framework-prestressing force eccentrical braces, described floor (17) can use composite deck slabs, precast monolithic concrete floor, superimposed sheet composite floor, close rib OSB plate, soft steel board, steel bar girder superimposed sheet, fiber cement board pressure.