CN103276796B - Industrialized assembly type special-shaped column steel structure frame-eccentric support system - Google Patents
Industrialized assembly type special-shaped column steel structure frame-eccentric support system Download PDFInfo
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- CN103276796B CN103276796B CN201310231695.XA CN201310231695A CN103276796B CN 103276796 B CN103276796 B CN 103276796B CN 201310231695 A CN201310231695 A CN 201310231695A CN 103276796 B CN103276796 B CN 103276796B
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Abstract
The invention provides an industrialized assembly type special-shaped column steel structure frame-eccentric support system and belongs to the technical field of structural engineering. The industrialized assembly type special-shaped column steel structure frame-eccentric support system comprises assembly type truss plates, assembly type columns and eccentric support members. Each assembly type truss plate comprises lattice truss beams and floor slabs and is prefabricated in a factory, and the assembly type truss plates and beam-column joints of the assembly type columns are spliced through beam-end seal plates in a construction site, and the assembly type columns are spliced among layers in the site through bolts to form a multiple-layer truss plate steel frame structure. Based on the truss plate steel frame structure, the eccentric support members serve as lateral force resisting members and are connected with the truss beams in the assembly type truss plates and the bottoms or the tops of the assembly type columns. The assembly type truss plates, the assembly type columns and the eccentric support members are prefabricated in the factory and are assembled in the construction site through bolts.
Description
Technical field
The present invention relates to a kind of industrialization assembling hetermorphiscal column steel structure frame-eccentrical braces, belong to technical field of structural engineering.
Background technology
China's annual town and country newly constructed house area 2,000,000,000 square metres, wherein more than 80% is high energy consumption building, and unit of China building area energy consumption is more than 2 times of developed country.Join in a common effort meter according to Chinese steel, within 2011, China's output of steel breaks through 700,000,000 tons of high pointes, and within continuous 16 years, be sure to occupy countries in the world output of steel the first, developed country's steel building area accounts for overall floorage more than 50%, and Japan accounts for 80%, and China is less than 4%.China is as the maximum country of construction scope in the world, steel output, and the development of house (comprising house) steel work is seriously delayed.
At present, be in the starting stage both at home and abroad to the system research of high-rise steel structure house, the system innovation of industrialization assembling high-rise steel structure is imperative.Have employed a large amount of welding during traditional housing building of steel-structure construction, speed of application is slow, seriously polluted to environment, the most important thing is that the quality of weld seam should not control, has a strong impact on the security performance of building.
Traditional steel frame structural system, the lateral rigidity of structure is difficult to meet the demands, be out of shape larger, easily cause the destruction of non-structural element, industrialization assembling hetermorphiscal column steel structure frame-eccentrical braces, the basis of steel frame adds horizontal and vertical accentric support, improves the lateral rigidity of structure, improve the deformation performance of structure.
Traditional structure design with analyze, generally frame construction beam-column node processing is become desirable rigid joint or hinged joint.Because rigid joint bearing capacity and rigidity are all very large, are thus usually considered to a kind of ideal shock-resistant node form and are widely used in the node connection design of earthquake zone frame construction.But earthquake experience shows: the reinforcing beam Column border node of building connects and occurred brittle fracture in various degree.Adopt the steel framed structure of welding rigid joint, because of ductility of joint difference, brittle fracture easily occurs, and difficulty of construction is also large; Though hinged joint simple structure but rigidity and energy-dissipating property poor, unfavorable to the antidetonation of structure; Only have the structures with semi-rigid joints of connected mode simple and fast to have the two advantage concurrently, there is higher strength and stiffness and ductile performance and energy-dissipating property preferably, thus reduce earthquake to a great extent.
Summary of the invention
The present invention proposes a kind of industrialization assembling hetermorphiscal column steel structure frame-eccentrical braces belonging to technical field of structural engineering.Its object is in the production and construction of steel structure system, by modularization, batch production, standardization and assemblingization combine, achieve factorial praluction, on-the-spot quick assembling, under the prerequisite ensureing construction quality, improve speed of application, decrease the construction period, reduce construction costs.This structural system can the Fast Installation of realization body steel structure frame and lateral resistant member, and can resist earthquake and wind load, embodies the advantage of steel work.And beam-column node of the present invention connects employing structures with semi-rigid joints, and the initial anti-side rigidity of Semi-rigid Connection Steel Frame is less, but ductility factor is comparatively large, and energy dissipation capacity is fine, can meet the design object of antidetonation under rarely occurred earthquake effect well.
Described assembling hetermorphiscal column steel structure frame-eccentrical braces, this assembling hetermorphiscal column steel structure frame-eccentrical braces is sandwich construction, and every Rotating fields comprises assembling truss plate, assembling column and accentric support component;
Described assembling truss plate comprises lattice truss beam and floor, described lattice truss beam, by beam-ends shrouding, is connected with other lattice truss beams or column, forms truss slab frame construction, again floor to be placed in truss plate framework structure and to connect, forming assembling truss plate; Described assembling truss plate is prefabricated in the factory, and is mutually spliced by the bean column node of assembling truss plate by its beam-ends shrouding and assembling column at the construction field (site), and assembling column adopts bolt scene to be spliced to form multilayer truss slab frame construction at interlayer; Described assembling truss plate, assembling column are all prefabricated in the factory, and job site is assembled by bolt.
Described industrialization assembling shaped pile frame-steel plate shear force wall steel structure system, its assembling truss plate comprises two kinds of specifications, is respectively A plate and B plate;
Described A plate comprises the long girder 15 of double flute steel truss, double flute steel truss girder 16, the long beam 17 of single channel-section steel truss, single channel-section steel girder truss 18, junction plate I 19, junction plate II 20, junction plate III 21 and floor 22, junction plate II 20 is shown in Figure of description 16, the part that corner post accounts for is removed by set square, the part of then stretching out beam all has bolt hole, conveniently be connected with beam bolt, junction plate III 21 is shown in Figure of description 17, the part that three-dimensional post accounts for is removed by set square, the part of then stretching out beam all has bolt hole, conveniently be connected with beam bolt, double flute steel truss girder 16 and the long girder 15 of double flute steel truss are mutually vertical and be connected by junction plate II 20, the beam-ends that junction plate II 20 is welded in double flute steel truss girder 16 and the long girder 15 of double flute steel truss winds up top, the other end of double flute steel truss girder 16 is connected with the long beam 17 of single channel-section steel truss with double flute steel truss long girder 15 level, and the long beam 17 of double flute steel truss girder 16 and single channel-section steel truss is connected by junction plate I 19, the beam-ends that junction plate I 19 is welded in double flute steel truss girder 16 and the long beam 17 of single channel-section steel truss winds up top, the other end of the long beam of single channel-section steel truss 17 is connected with single channel-section steel girder truss 18, the long girder of double flute steel truss 15 is relative with single channel-section steel truss long beam 17 level, single channel-section steel girder truss 18 is relative with double flute steel truss girder 16 level, and single channel-section steel girder truss 18 is all weldingly connected with junction plate I 19 with the beam-ends upper chord of the long beam 17 of single channel-section steel truss, the other end of single channel-section steel girder truss 18 passes through junction plate III 21 with the long girder 15 of double flute steel truss and is connected, and the beam-ends that junction plate III 21 is welded in single channel-section steel girder truss 18 and the long girder 15 of double flute steel truss winds up top, the top-bottom chord of each girder truss end is all connected with a beam-ends seal plate welding, the long girder of described double flute steel truss 15, double flute steel truss girder 16, the long beam of single channel-section steel truss 17, single channel-section steel girder truss 18 form a rectangular frame, the same connecting method, the long girder of double flute steel truss 15, double flute steel truss girder 16, the long beam of single channel-section steel truss 17, single channel-section steel girder truss 18 form a rectangular frame, each framework connects and composes the under(-)chassis of a splicing, each framework splicing is alignd by single channel-section steel girder truss 18 and is connected with bolt, and the long girder 15 of each double flute steel truss is positioned on straight line, and the long beam 17 of each single channel-section steel truss is positioned on straight line, truss slab frame construction is connected with floor 22 by girder truss upper chord upper anchoring, thus forms truss floor A, all components prefabricated and assembling all in the factory of described A plate,
Described B plate comprises the long beam 17 of single channel-section steel truss, the long girder 17 ' of single channel-section steel truss, double flute steel truss girder 16, single channel-section steel girder truss 18, junction plate I 19, junction plate III 21, junction plate IV 23 and floor 22, junction plate IV 23 is shown in Figure of description 21, the part that four-way post accounts for is removed by set square, the part of then stretching out beam all has bolt hole, conveniently be connected with beam bolt, the two ends beam 17 long with single channel-section steel truss respectively of double flute steel truss girder 16, the long girder 17 ' of single channel-section steel truss is mutually vertical to be connected, the connection junction plate I 19 of double flute steel truss girder 16 and the long beam 17 of single channel-section steel truss, the beam-ends that junction plate I 19 is welded in double flute steel truss girder 16 and the long beam 17 of single channel-section steel truss winds up edge, the connection junction plate III 21 of double flute steel truss girder 16 and the long girder (17 ') of single channel-section steel truss, the beam-ends that junction plate III 21 is welded in double flute steel truss girder 16 and the long girder 17 ' of single channel-section steel truss winds up top, the long beam of single channel-section steel truss 17, single channel-section steel truss long girder 17 ' other end are connected respectively with the two ends of single channel-section steel girder truss 18, the connection junction plate I 19 of single channel-section steel girder truss 18 and the long beam 17 of single channel-section steel truss, the connection junction plate IV 23 of the long girder of single channel-section steel truss 17 ' and single channel-section steel girder truss 18, the beam-ends that junction plate I 19 is welded in single channel-section steel girder truss 18 and the long beam 17 of single channel-section steel truss winds up edge, and junction plate IV 23 is welded in the long girder of single channel-section steel truss 17 ' and the beam-ends of single channel-section steel girder truss 18 and winds up top, thus the long beam of single channel-section steel truss 17 is relative with single channel-section steel truss long girder 17 ' level, double flute steel truss girder 16 is relative with single channel-section steel girder truss 18 level, the top-bottom chord of each girder truss end is all connected with a beam-ends seal plate welding, junction plate III 21, the part that junction plate IV 23 stretches out beam all has bolt hole, the long beam of described single channel-section steel truss 17, the long girder 17 ' of single channel-section steel truss, double flute steel truss girder 16 and single channel-section steel girder truss 18 form a rectangular frame, the same connecting method, the long beam of single channel-section steel truss 17, the long girder 17 ' of single channel-section steel truss, double flute steel truss girder 16 and single channel-section steel girder truss 18 form a rectangular frame, each framework connects and composes the under(-)chassis of a splicing, each framework splicing is alignd by single channel-section steel girder truss 18 and is connected with bolt, and the long girder 17 ' of each single channel-section steel truss is positioned on straight line, and the long beam 17 of each single channel-section steel truss is positioned on straight line, truss slab frame construction is connected with floor 22 by girder truss upper chord upper anchoring, thus forms truss floor B, all components prefabricated and assembling all in the factory of described B plate,
Assembling column 14 comprises three kinds of cylindricality formulas: two-way column 12, three-dimensional column 8 and four-way column 11, two-way column 12 is the hollow pillar of L-type and junction plate 7 by cross section, node supporting plate 7 ', floor 10, shrouding 9 forms, three-dimensional column 8 is T-shaped hollow pillar and junction plate 7 by cross section, node supporting plate (7 '), floor 10, shrouding 9 forms, four-way column 11 is cross hollow pillar and junction plate 7 by cross section, node supporting plate 7 ', floor 10, shrouding 9 forms, by junction plate 7, the side being welded on assembling column 14 of node supporting plate 7 ' level respectively, then be welded on assembling column 14 by parallel at least one floor 10 between junction plate 7 with node supporting plate 7 ', junction plate 7, node supporting plate 7 ' all weld with one block of node shrouding 9 away from one end of post mutually with floor 10 at least together, the same way in the adjacent side of assembling column 14 thus form two to node column and two-way column 12, the assembling column 14 in addition same way in both sides thus form three-dimensional node column and three-dimensional column 8, other three same ways in side of assembling column 14 thus form four-way node column and four-way column 11, wherein junction plate 7, shrouding 9, node supporting plate 7 ' all have bolt hole, splice with beam-ends shrouding and beam upper cover plate bolt, the splicing of assembling column 14 is by the welded post scab 13 respectively of four sides inside four-way column 11, post scab 13 is consistent with the shape of assembling column, post scab 13 the latter half is welded with assembling column, the first half has threaded bolt hole, relative with the bolt hole on the downside of another assembling column, with bolt, column is spliced.Equally can strong weld such as assembling column 14 above and assembling columns 14 below, described three kinds of assembling columns all complete at produce in factory; Hollow or placing of concrete in the middle of steel pipe;
In industrialization assembling hetermorphiscal column steel structure frame-eccentrical braces of the present invention, its assembling column and truss floor A and truss floor B carry out scene by bolt and splice, the connection features of truss floor A and assembling column is, the double flute steel truss girder 16 of node 1 place A plate is bolted with corner post 12 two pieces of gusset plates 7 with the junction plate II 20 that the long girder 15 of double flute steel truss welds, double flute steel truss girder 16 and double flute steel truss long girder 15 lower edge end are placed on corner post 12 two blocks of node supporting plates 7 ' respectively, and lower edge end has bolt hole, be connected with by bolt with node supporting plate, two single channel-section steel girder trusses 18 of node 2 place A plate are bolted with side column 8 three pieces of gusset plates 7 with the junction plate III 21 that two long girders 15 of double flute steel truss weld, two single channel-section steel girder trusses 18 and two double flute steel truss long girder 15 lower edge ends are placed on side column 8 three blocks of node supporting plates 7 ' respectively, and lower edge end has bolt hole, be connected with by bolt with node supporting plate, and the beam-ends shrouding that each girder truss has bolt hole all adopts bolt to be connected with the node shrouding 9 of respective beam Column border node, and node 3 place double flute steel truss girder 16 and the long girder 17 of single channel-section steel truss are connected by junction plate I 19, the beam-ends that junction plate I 19 is welded in double flute steel truss girder 16 and the long girder 17 of single channel-section steel truss winds up edge, the single channel-section steel girder truss 18 in two, node 4 place respectively beam 17 long with single channel-section steel truss is connected by junction plate I 19, the beam-ends that junction plate I 19 is welded in single channel-section steel girder truss 18 and the long girder 17 of single channel-section steel truss winds up edge, thus completes the connection of A plate and column,
The connection features of truss floor B and assembling column is, the double flute steel truss girder 16 of node 5 place B plate is bolted with side column 8 three pieces of gusset plates 7 with the junction plate III 21 that the long beam 17 of single channel-section steel truss welds, double flute steel truss girder 16 and single channel-section steel truss long beam 17 lower edge end are placed on side column 8 three blocks of node supporting plates 7 ' respectively, and lower edge end has bolt hole, be connected with by bolt with node supporting plate; Two single channel-section steel girder trusses 18 of node 6 place B plate are bolted with central post 11 3 pieces of gusset plates 7 with the junction plate IV 23 that two long girders 17 ' of single channel-section steel truss weld, two single channel-section steel girder trusses 18 and two single channel-section steel truss long girder 17 ' lower edge ends are distinguished on centering post 11 3 blocks of node supporting plates 7 ', and lower edge end has bolt hole, be connected with by bolt with node supporting plate; And the beam-ends shrouding that each girder truss has bolt hole all adopts bolt to be connected with the node shrouding 9 of respective beam Column border node, thus completes the connection of B plate and column;
Truss floor A and truss floor B intersection connection features are, the long beam of single channel-section steel truss 17 of A plate and the stitching position of the long beam of single channel-section steel truss 17 of corresponding B plate are at least the end of the long beam of single channel-section steel truss 17 of A plate and the long beam 17 of single channel-section steel truss of B plate, middle part and 1/4th places, and all splicings all adopt bolt to carry out scene to splice;
In industrialization assembling hetermorphiscal column steel structure frame-eccentrical braces, accentric support component is made up of diagonal brace 25 and cantilever lever, cantilever lever is connected to steel framed structure girder truss 24 top-bottom chord place by being welded to connect in the column bottom of steel framed structure or by welding and bolt in factory, diagonal brace 25 is connected by cover plate bolt at the construction field (site) with the cantilever lever of every floor top and bottom, beam forms active beam link, formed Kuang Jia ?eccentrically braces structure; Diagonal brace section form is H profile steel, or uses i shaped steel, double flute steel compound section, dual-angle steel combined section; Described diagonal brace is rolled products of ordinary high-strength steel plate strip, or uses buckling-restrained energy-dissipation or passive damper brace.
Involved beam splices by top-bottom chord and web member the girder truss formed, and web member becomes 30 degree of-60 angle spent with chord member; And being divided into single-beam and twin beams, single-beam arranges connecting hole every one section of fixed range, and being convenient to be spliced by two panels single-beam with bolt when the splicing of plate and plate becomes twin beams, and for twin beams, web member connects and uses bolt to connect or use welding, all completes in factory process;
Described floor uses profiled steel sheet combination floor, or reinforced concrete floor, or OSB shaving board.
Beneficial effect of the present invention is, industrialization assembling hetermorphiscal column Gang Jie structure Kuang Jia ?in eccentrical braces, the beam adopted is all girder truss, because the belly space of beam is comparatively large, is convenient to pipeline and passes, effectively add the clear height in room.Described industrialization assembling hetermorphiscal column Gang Jie structure Kuang Jia ?in eccentrical braces, bolt is adopted to carry out site assembly completely, eliminate traditional Site Welding mode and concreting mode, effectively ensure that construction quality, completely avoid the environment pollution that concreting and welded steel cause, realize " anhydrous, without fire, dustless " of site operation three without standard, decrease the generation of the hazardous accidents such as fire.And Lateral Resistant System effectively can improve the lateral rigidity of structure, improves the deformation performance of structure, structure is made to have larger safety reservior.The present invention, when component is removed, can recycle efficiently, decrease building waste, the real theory achieving environmental protection, is the steel structure system of a kind of green, sustainable development.
Accompanying drawing explanation
Fig. 1 is assembling truss plate of the present invention splicing layout plan
Fig. 2 (a) is that gusset plate truss of angle steel single-beam schematic diagram is not with by assembling truss plate of the present invention
Fig. 2 (b) is that gusset plate truss of angle steel twin beams schematic diagram is not with by assembling truss plate of the present invention
Fig. 3 (a) is assembling truss strip gusset plate truss of angle steel single-beam schematic diagram of the present invention
Fig. 3 (b) is assembling truss strip gusset plate truss of angle steel single-beam schematic diagram of the present invention
Fig. 4 (a) is assembling truss strip gusset plate channel-section steel truss single-beam schematic diagram of the present invention
Fig. 4 (b) is assembling truss strip gusset plate channel-section steel truss twin beams schematic diagram of the present invention
Fig. 5 (a) is assembling truss strip gusset plate Square Steel Tubes Truss single-beam schematic diagram of the present invention
Fig. 5 (b) is assembling truss strip gusset plate Square Steel Tubes Truss twin beams schematic diagram of the present invention
Fig. 6 is assembling truss plate three-dimensional bean column node schematic diagram of the present invention
Fig. 7 is assembling truss plate four-way bean column node schematic diagram of the present invention
Fig. 8 is that assembling truss plate two of the present invention is to bean column node schematic diagram
Fig. 9 is assembling column of the present invention splicing schematic diagram
Figure 10 is assembling truss plate A unit decomposition figure of the present invention
Figure 11 is that assembling truss plate A unit splicing of the present invention completes figure
Figure 12 is assembling truss plate unit B exploded view of the present invention
To be that assembling truss plate unit B of the present invention is assembled complete figure to Figure 13
Figure 14 is assembling truss plate A, B of the present invention and the assembled exploded view of column
Figure 15 is assembling truss plate A, B of the present invention and column is assembled completes figure
Figure 16 is assembling truss plate node 1 exploded view in accompanying drawing of the present invention
Figure 17 is assembling truss plate node 2 exploded view in accompanying drawing of the present invention
Figure 18 is assembling truss plate node 3 exploded view in accompanying drawing of the present invention
Figure 19 is assembling truss plate node 4 exploded view in accompanying drawing of the present invention
Figure 20 is assembling truss plate assembly node 5 exploded view in accompanying drawing of the present invention
Figure 21 is assembling truss plate assembly node 6 exploded view in accompanying drawing of the present invention
Figure 22 is assembling truss plate assembly node 7 exploded view in accompanying drawing of the present invention
Figure 23 be assembling type steel structure Kuang Jia of the present invention ?di-axis door posture support system I schematic diagram
Figure 24 be assembling type steel structure Kuang Jia of the present invention ?di-axis door posture support system II schematic diagram
Figure 25 be assembling type steel structure Kuang Jia of the present invention ?eccentric timbering with rafter arch sets's system schematic diagram
Figure 26 be assembling type steel structure Kuang Jia of the present invention ?eccentric V-shaped support system schematic diagram
Figure 27 be industrialization assembling type steel structure Kuang Jia of the present invention ?eccentric monocline flow resistance of rod-support system schematic diagram
Figure 28 be industrialization assembling hetermorphiscal column Gang Jie structure Kuang Jia of the present invention ?accentric support frame system node 8 detail drawing
Figure 29 be industrialization assembling hetermorphiscal column Gang Jie structure Kuang Jia of the present invention ?accentric support frame system node 9 detail drawing
Figure 30 be industrialization assembling hetermorphiscal column Gang Jie structure Kuang Jia of the present invention ?accentric support frame system node 10 detail drawing
Figure 31 be industrialization assembling hetermorphiscal column Gang Jie structure Kuang Jia of the present invention ?accentric support frame system node 11 detail drawing
1. top-bottom chord I in figure, 2. web member I, 3. gusset plate, 4. web member II, 5. top-bottom chord II, 6. top-bottom chord III, 7. gusset plate, 7 '. node supporting plate 8. side column, 9. node shrouding, 10. node floor, 11. central posts, 12. corner posts, 13. post scabs, 14. assembling columns, the long girder of 15. double flute steel truss, 16. double flute steel truss girders, the long girder of 17. single channel-section steel truss, the long girder of 17'. mono-channel-section steel truss, 18. single channel-section steel girder trusses, 19. junction plates I (triangle), 20. junction plates II, 21. junction plate III 22. floors, 23. junction plate IV 24. girder trusses, 25. diagonal braces, 26. cantilever lever I, 27. cantilever lever II, 28. cantilever lever III
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail:
As shown in Figure 1, assembling truss plate of the present invention splices with the mode of ABBBBA and assembling column.
As shown in Figure 4, industrialization assembling hetermorphiscal column Gang Jie structure Kuang Jia of the present invention ?in accentric support frame system, the girder truss that involved beam is made up of channel-section steel and angle splice joint, comprise top-bottom chord 5, web member 4, wherein top-bottom chord 5 adopts channel-section steel, web member 4 adopts angle steel, and be divided into single steel channel beam and double flute girder steel, single steel channel beam arranges connecting hole every one section of fixed range, be convenient to two panels list steel channel beam be spliced with bolt when the splicing of plate and plate become double flute girder steel, for double flute girder steel, the connection of channel-section steel uses bolt to connect or uses welding, all complete in factory process,
As shown in Figure 2, the girder truss that involved beam is made up of angle splice joint, comprise top-bottom chord 1, web member 2, wherein top-bottom chord 1 and web member 2 all adopt angle steel, and are divided into single angle beam and double angle beam, and single angle beam arranges connecting hole every one section of fixed range, be convenient to two panels single angle beam be spliced with bolt when the splicing of plate and plate become double angle beam, for double angle beam, the connection of angle steel uses bolt to connect or uses welding, all completes in factory process;
As shown in Figure 3, or use and splice by angle steel and gusset plate the girder truss formed, comprise top-bottom chord 1, web member 4 and gusset plate 3, wherein top-bottom chord 1 and web member 4 all adopt angle steel, and be divided into single angle beam and double angle beam, single angle beam arranges connecting hole every one section of fixed range, be convenient to two panels single angle beam be spliced with bolt when the splicing of plate and plate become double angle beam, for double angle beam, angle steel uses bolt be connected or use welding with the connection of gusset plate, all completes in factory process;
As shown in Figure 5, or use by angle steel, the girder truss of square steel pipe and gusset plate splicing composition, comprise top-bottom chord 6, web member 4 and gusset plate 3, wherein top-bottom chord 6 adopts square steel pipe, web member 4 adopts angle steel, and be divided into folk prescription steel tubular beam and both sides' steel tubular beam, folk prescription steel tubular beam arranges connecting hole every one section of fixed range, be convenient to two panels folk prescription steel tubular beam be spliced with bolt when the splicing of plate and plate become both sides' steel tubular beam, for both sides' steel tubular beam, angle steel, square steel pipe uses bolt to be connected with the connection of gusset plate, or use welding, all complete in factory process,
For above four kinds of section forms of beams, the connecting method that single-beam is spliced into twin beams by bolt has good rigidity and stability.Because the belly space of girder truss is comparatively large, is convenient to pipeline and passes, effectively add the clear height in room.
Industrialization assembling hetermorphiscal column Gang Jie structure Kuang Jia of the present invention ?in accentric support frame system, as shown in accompanying drawing 6,7,8, its assembling column 14 is made up of three kinds of hetermorphiscal column 8/11/12, junction plate 7, node supporting plate 7 ', floor 10, shrouding 9, its bean column node has three kinds of forms, is respectively two to node, three-dimensional node and four-way node; Difference according to its bean column node can be divided into the column of 3 kinds of forms, is respectively two-way column 12, three-dimensional column 8 and four-way column 11; By the side being welded on hetermorphiscal column 14 of junction plate 7, node supporting plate 7 ' level respectively, be then welded in hetermorphiscal column 14 by parallel for twice floor 10 between junction plate 7 with node supporting plate 7 '; Junction plate 7, node supporting plate 7 ' all weld with one block of node shrouding 9 mutually with the other end of two pieces of floors 10, the same way in the adjacent side of hetermorphiscal column 14 thus formed two to node column and two-way column 12; The hetermorphiscal column 14 in addition same way in both sides thus form three-dimensional node column and three-dimensional column 8; Other three same ways in side of hetermorphiscal column 14 thus form four-way node column and four-way column 11; Wherein junction plate 7, shrouding 9, node supporting plate 7 ' all have bolt hole, splice with beam-ends shrouding and beam upper cover plate bolt; Described three kinds of assembling columns all complete at produce in factory;
Industrialization assembling hetermorphiscal column Gang Jie structure Kuang Jia ?in accentric support frame system, as shown in Figure 9, the splicing of described assembling column 14 is by the welded post scab 13 respectively of four sides inside central post 11, post scab 13 the latter half is welded with hetermorphiscal column, the first half has threaded bolt hole, relative with the bolt hole on the downside of another hetermorphiscal column, with bolt, column is spliced.Equally can strong weld such as upper lower props.
Industrialization assembling hetermorphiscal column Gang Jie structure Kuang Jia ?in accentric support frame system, as shown in accompanying drawing 10,11, described A plate comprises the long girder of double flute steel truss 15, double flute steel truss girder 16, the long girder of single channel-section steel truss 17, single channel-section steel girder truss 18, junction plate I 19, junction plate II 20, junction plate III 21 and floor 22, it is characterized in that: double flute steel truss girder 16 and the long girder 15 of double flute steel truss are mutually vertical and be connected by junction plate III 21, the beam-ends that junction plate III 21 is welded in double flute steel truss girder 16 and the long girder 15 of double flute steel truss winds up top; The other end of double flute steel truss girder 16 is connected with the long girder 17 of single channel-section steel truss with double flute steel truss long girder 15 level, and the long girder 17 of double flute steel truss girder 16 and single channel-section steel truss is connected by junction plate I 19, the beam-ends that junction plate I 19 is welded in double flute steel truss girder 16 and the long girder 17 of single channel-section steel truss winds up top; The other end of the long girder of single channel-section steel truss 17 is connected with single channel-section steel girder truss 18, the long girder of double flute steel truss 15 is relative with single channel-section steel truss long girder 17 level, single channel-section steel girder truss 18 is relative with double flute steel truss girder 16 level, and single channel-section steel girder truss 18 is all weldingly connected with junction plate I 19 with the beam-ends upper chord of the long girder 17 of single channel-section steel truss; The other end of single channel-section steel girder truss 18 passes through junction plate III 21 with the long girder 15 of double flute steel truss and is connected, and the beam-ends that junction plate III 21 is welded in single channel-section steel girder truss 18 and the long girder 15 of double flute steel truss winds up top; The top-bottom chord of each girder truss end is all connected with a beam-ends seal plate welding; Junction plate II 20, the part that junction plate III 21 stretches out beam all has bolt hole; The long girder of described double flute steel truss 15, double flute steel truss girder 16, the long girder of single channel-section steel truss 17, single channel-section steel girder truss 18 form a rectangular frame A
1; The same connecting method, the long girder of double flute steel truss 15, double flute steel truss girder 16, the long girder of single channel-section steel truss 17, single channel-section steel girder truss 18 form a rectangular frame A
2; Each framework is with A
1a
2connect the under(-)chassis of formation one splicing; Each framework splicing is alignd by single channel-section steel girder truss 18 and is connected with bolt, and the long girder 15 of each double flute steel truss is positioned on straight line, and the long girder 17 of each single channel-section steel truss is positioned on straight line; Truss slab frame construction is connected with floor 22 by girder truss upper chord upper anchoring, thus forms truss floor A; All components prefabricated and assembling all in the factory of described A plate;
Industrialization assembling hetermorphiscal column Gang Jie structure Kuang Jia ?in accentric support frame system, as accompanying drawing 12, shown in 13, described B plate comprises the long girder 17 of single channel-section steel truss, the long girder 17 ' of single channel-section steel truss, double flute steel truss girder 16, single channel-section steel girder truss 18, junction plate I 19, junction plate III 21, junction plate IV 23 and floor 22, it is characterized in that: the two ends girder 17 long with single channel-section steel truss respectively of double flute steel truss girder 16, the long girder 17 ' of single channel-section steel truss is mutually vertical to be connected, the connection junction plate I 19 of double flute steel truss girder 16 and the long girder 17 of single channel-section steel truss, the beam-ends that junction plate I 19 is welded in double flute steel truss girder 16 and the long girder 17 of single channel-section steel truss winds up edge, the connection junction plate III 21 of double flute steel truss girder 16 and the long girder 17 ' of single channel-section steel truss, the beam-ends that junction plate III 21 is welded in double flute steel truss girder 16 and the long girder 17 ' of single channel-section steel truss winds up top, the long girder of single channel-section steel truss 17, single channel-section steel truss long girder 17 ' other end are connected respectively with the two ends of single channel-section steel truss secondary beam 18, the connection junction plate I 19 of single channel-section steel truss secondary beam 18 and the long girder 17 of single channel-section steel truss, the connection junction plate IV 23 of the long girder of single channel-section steel truss 17 ' and single channel-section steel girder truss 18, the beam-ends that junction plate I 19 is welded in single channel-section steel girder truss 18 and the long girder 17 of single channel-section steel truss winds up edge, and junction plate IV 23 is welded in the long girder of single channel-section steel truss 17 ' and the beam-ends of single channel-section steel girder truss 18 and winds up top, thus the long girder of single channel-section steel truss 17 is relative with single channel-section steel truss long girder 17 ' level, double flute steel truss girder 16 is relative with single channel-section steel girder truss 18 level, the top-bottom chord of each girder truss end is all connected with a beam-ends seal plate welding, junction plate III 21, the part that junction plate IV 23 stretches out beam all has bolt hole, the long girder of described single channel-section steel truss 17, the long girder 17 ' of single channel-section steel truss, double flute steel truss girder 16 and single channel-section steel girder truss 18 form a rectangular frame B
1, the same connecting method, the long girder of single channel-section steel truss 17, the long girder 17 ' of single channel-section steel truss, double flute steel truss girder 16 and single channel-section steel girder truss 18 form a rectangular frame B
2, each framework is with B
1b
2connect the under(-)chassis of formation one splicing, each framework splicing is alignd by single channel-section steel girder truss 18 and is connected with bolt, and the long girder 17 ' of each single channel-section steel truss is positioned on straight line, and the long girder 17 of each single channel-section steel truss is positioned on straight line, truss slab frame construction is connected with floor 22 by girder truss upper chord upper anchoring, thus forms truss floor B, all components prefabricated and assembling all in the factory of described B plate,
Industrialization assembling hetermorphiscal column Gang Jie structure Kuang Jia of the present invention ?in accentric support frame system, as accompanying drawing 14, shown in 15, its assembling column and truss floor A and truss floor B carry out scene by bolt and splice, the connection features of truss floor A and assembling column is, the double flute steel truss girder 16 of node 1 place A plate is bolted with corner post 12 two pieces of gusset plates 7 with the junction plate II 20 that the long girder 15 of double flute steel truss welds, double flute steel truss girder 16 and double flute steel truss long girder 15 lower edge end are placed on corner post 12 two blocks of node supporting plates 7 ' respectively, and lower edge end has bolt hole, be connected with by bolt with node supporting plate, two single channel-section steel girder trusses 18 of node 2 place A plate are bolted with side column 8 three pieces of gusset plates 7 with the junction plate III 21 that two long girders 15 of double flute steel truss weld, two single channel-section steel girder trusses 18 and two double flute steel truss long girder 15 lower edge ends are placed on side column 8 three blocks of node supporting plates 7 ' respectively, and lower edge end has bolt hole, be connected with by bolt with node supporting plate, and the beam-ends shrouding that each girder truss has bolt hole all adopts bolt to be connected with the node shrouding 9 of respective beam Column border node, and node 3 place double flute steel truss girder 16 and the long girder 17 of single channel-section steel truss are connected by junction plate I 19, the beam-ends that junction plate I 19 is welded in double flute steel truss girder 16 and the long girder 17 of single channel-section steel truss winds up edge, the single channel-section steel girder truss 18 in two, node 4 place respectively girder 17 long with single channel-section steel truss is connected by junction plate I 19, the beam-ends that junction plate I 19 is welded in single channel-section steel girder truss 18 and the long girder 17 of single channel-section steel truss winds up edge, thus completes the connection of A plate and column,
The connection features of truss floor B and assembling column is, the double flute steel truss girder 16 of node 5 place B plate is bolted with side column 8 three pieces of gusset plates 7 with the junction plate III 21 that the long girder 17 of single channel-section steel truss welds, double flute steel truss girder 16 and single channel-section steel truss long girder 17 lower edge end are placed on side column 8 three blocks of node supporting plates 7 ' respectively, and lower edge end has bolt hole, be connected with by bolt with node supporting plate; Two single channel-section steel girder trusses 18 of node 6 place B plate are bolted with central post 11 3 pieces of gusset plates 7 with the junction plate IV 23 that two long girders 17 ' of single channel-section steel truss weld, two single channel-section steel girder trusses 18 and two single channel-section steel truss long girder 17 ' lower edge ends are distinguished on centering post 11 3 blocks of node supporting plates 7 ', and lower edge end has bolt hole, be connected with by bolt with node supporting plate; And the beam-ends shrouding that each girder truss has bolt hole all adopts bolt to be connected with the node shrouding 9 of respective beam Column border node, thus completes the connection of B plate and column;
Truss floor A and truss floor B intersection connection features are, the long girder of single channel-section steel truss 17 and the stitching position of the long girder of single channel-section steel truss 17 of corresponding B plate of A plate are at least the end of the long girder of single channel-section steel truss 17 of A plate and the long girder 17 of single channel-section steel truss of B plate, middle part, / 4th places, all splicings all adopt bolt to carry out scene splicing;
In sum, the joint form that formed by A, B splicing, overall floor has node 4, node 7 two kinds different in stitching portion.
Above-mentioned industrialization assembling hetermorphiscal column Gang Jie structure Kuang Jia ?in accentric support frame system, as shown in accompanying drawing 16,17,18,19, made the exploded detail of assembling truss plate node 1,2,3,4 respectively; As shown in accompanying drawing 20,21,22, make the assembling exploded detail of assembling truss plate assembly node 5,6,7 respectively;
Industrialization assembling hetermorphiscal column Gang Jie structure Kuang Jia of the present invention ?in eccentrical braces, as shown in Figure 23, its gantry type lateral resistant member I is made up of diagonal brace 25, cantilever lever I26 and cantilever lever II27; Cantilever lever I26 is by being welded to connect in column bottom, and diagonal brace 25 is connected by cover plate bolt with cantilever lever I26; Cantilever lever II27 is connected on girder truss 24 by welding and bolt, and diagonal brace 25 is connected by cover plate bolt with cantilever lever II27; Diagonal brace section form is H profile steel, or uses i shaped steel, double flute steel compound section, dual-angle steel combined section; Described diagonal brace is rolled products of ordinary high-strength steel plate strip, or uses buckling-restrained energy-dissipation or passive damper brace; Present embodiment illustrates for rolled products of ordinary high-strength H profile steel strip.
Industrialization assembling hetermorphiscal column Gang Jie structure Kuang Jia of the present invention ?in eccentrical braces, as shown in Figure 24, its gantry type lateral resistant member II is made up of diagonal brace 25 and cantilever lever II27; Cantilever lever II27 is connected on girder truss 24 by welding and bolt, and diagonal brace 25 is connected by cover plate bolt with cantilever lever II27; Diagonal brace section form is H profile steel, or uses i shaped steel, double flute steel compound section, dual-angle steel combined section; Described diagonal brace is rolled products of ordinary high-strength steel plate strip, or uses buckling-restrained energy-dissipation or passive damper brace; Present embodiment illustrates for rolled products of ordinary high-strength H profile steel strip.
Industrialization assembling hetermorphiscal column Gang Jie structure Kuang Jia of the present invention ?in accentric support frame system, as shown in Figure 25, its herringbone lateral resistant member is made up of diagonal brace 25, cantilever lever II27 and cantilever lever III28; Cantilever lever II27 is connected on girder truss 24 by welding and bolt, and diagonal brace 25 is connected by cover plate bolt with cantilever lever II27; Cantilever lever III28 is by riser on beam with being welded to connect on girder truss 24, and diagonal brace 25 is connected by cover plate bolt with cantilever lever III28; Diagonal brace section form is H profile steel, or uses i shaped steel, double flute steel compound section, dual-angle steel combined section; Described diagonal brace is rolled products of ordinary high-strength steel plate strip, or uses buckling-restrained energy-dissipation or passive damper brace; Present embodiment illustrates for rolled products of ordinary high-strength H profile steel strip.
Industrialization assembling hetermorphiscal column Gang Jie structure Kuang Jia of the present invention ?in accentric support frame system, as shown in Figure 26, its V-shaped lateral resistant member is made up of diagonal brace 25, cantilever lever II27 and cantilever lever III28; Cantilever lever II27 is connected on girder truss 24 by welding and bolt, and diagonal brace 25 is connected by cover plate bolt with cantilever lever II27; Cantilever lever III28 is by riser on beam with being welded to connect on girder truss 24, and diagonal brace 25 is connected by cover plate bolt with cantilever lever III28; Diagonal brace section form is H profile steel, or uses i shaped steel, double flute steel compound section, dual-angle steel combined section; Described diagonal brace is rolled products of ordinary high-strength steel plate strip, or uses buckling-restrained energy-dissipation or passive damper brace; Present embodiment illustrates for rolled products of ordinary high-strength H profile steel strip.
Industrialization assembling hetermorphiscal column Gang Jie structure Kuang Jia of the present invention ?in accentric support frame system, as shown in Figure 27, its monocline rod-type lateral resistant member is made up of diagonal brace 25 and cantilever lever II27; Cantilever lever II27 is connected on girder truss 24 by welding and bolt, and diagonal brace 25 is connected by cover plate bolt with cantilever lever II27; Diagonal brace section form is H profile steel, or uses i shaped steel, double flute steel compound section, dual-angle steel combined section; Described diagonal brace is rolled products of ordinary high-strength steel plate strip, or uses buckling-restrained energy-dissipation or passive damper brace; Present embodiment illustrates for rolled products of ordinary high-strength H profile steel strip.
Above-mentioned industrialization assembling hetermorphiscal column Gang Jie structure Kuang Jia ?in accentric support frame system, as shown in accompanying drawing 28-31, made the exploded detail at diagonal brace 25 and framework connected node place respectively.
Claims (4)
1. industrialization assembling hetermorphiscal column steel structure frame-eccentrical braces, is characterized in that, this assembling type steel structure framework-eccentrical braces is sandwich construction, and every Rotating fields comprises assembling truss plate, assembling column and accentric support component;
Assembling column (14) comprises three kinds of cylindricality formulas: two-way column (12), three-dimensional column (8) and four-way column (11), two-way column (12) is the hollow pillar of L-type and junction plate (7) by cross section, node supporting plate (7 '), floor (10), shrouding (9) forms, three-dimensional column (8) is T-shaped hollow pillar and junction plate (7) by cross section, node supporting plate (7 '), floor (10), shrouding (9) forms, four-way column (11) is cross hollow pillar and junction plate (7) by cross section, node supporting plate (7 '), floor (10), shrouding (9) forms, by junction plate (7), the side being welded on assembling column (14) of node supporting plate (7 ') level respectively, then be welded in assembling column (14) on between node supporting plate (7 ') by parallel at least one floor (10) at junction plate (7), junction plate (7), node supporting plate (7 ') all weld with one piece of node shrouding (9) away from one end of post mutually with floor (10) at least together, the same way in assembling column (14) adjacent side thus form two to node column and two-way column (12), assembling column (14) the in addition same way in both sides thus form three-dimensional node column and three-dimensional column (8), other three same ways in side of assembling column (14) thus form four-way node column and four-way column (11), wherein junction plate (7), shrouding (9), node supporting plate (7 ') all have bolt hole, splice with beam-ends shrouding and beam upper cover plate bolt, the splicing of assembling column (14) is by four sides, four-way column (11) inner side welded post scab (13) respectively, post scab (13) is consistent with the shape of assembling column, post scab (13) the latter half is welded with assembling column, the first half has threaded bolt hole, relative with the bolt hole on the downside of another assembling column, with bolt, column is spliced, equally can strong weld such as assembling column (14) above and assembling columns (14) below, the hollow parts of assembling column (14) is hollow or placing of concrete,
Described assembling truss plate comprises lattice truss beam and floor, described lattice truss beam, by beam-ends shrouding, is connected with lattice girder truss or is connected with column, forms truss slab frame construction, again floor to be placed in truss plate framework structure and to connect, forming assembling truss plate; Assembling truss plate comprises two kinds of specifications, is respectively A plate, B plate;
Described A plate comprises the long girder of double flute steel truss (15), double flute steel truss girder (16), the single long beam of channel-section steel truss (17), single channel-section steel girder truss (18), junction plate I (19), junction plate II (20), junction plate III (21) and floor (22), junction plate II (20), the part that corner post accounts for is removed by set square, the part of then stretching out beam all has bolt hole, conveniently be connected with beam bolt, junction plate III (21), the part that three-dimensional post accounts for is removed by set square, the part of then stretching out beam all has bolt hole, conveniently be connected with beam bolt, double flute steel truss girder (16) and the long girder of double flute steel truss (15) are mutually vertical and be connected by junction plate II (20), the beam-ends that junction plate II (20) is welded in double flute steel truss girder (16) and the long girder of double flute steel truss (15) winds up top, the other end of double flute steel truss girder (16) is connected with the single channel-section steel truss long beam (17) parallel with the long girder of double flute steel truss (15), and double flute steel truss girder (16) is connected by junction plate I (19) with the long beam of single channel-section steel truss (17), the beam-ends that junction plate I (19) is welded in double flute steel truss girder (16) and the long beam of single channel-section steel truss (17) winds up top, the other end of the single long beam of channel-section steel truss (17) is connected with single channel-section steel girder truss (18), the long girder of double flute steel truss (15) is relative with single channel-section steel truss long beam (17) level, single channel-section steel girder truss (18) is relative with double flute steel truss girder (16) level, and single channel-section steel girder truss (18) is all weldingly connected with junction plate I (19) with the beam-ends upper chord of the long beam of single channel-section steel truss (17), the other end of single channel-section steel girder truss (18) is connected by junction plate III (21) with the long girder of double flute steel truss (15), and the beam-ends that junction plate III (21) is welded in single channel-section steel girder truss (18) and the long girder of double flute steel truss (15) winds up top, the top-bottom chord of each girder truss end is all connected with a beam-ends seal plate welding, the long girder of described double flute steel truss (15), double flute steel truss girder (16), the long beam of single channel-section steel truss (17), single channel-section steel girder truss (18) form a rectangular frame, the same connecting method, the long girder of double flute steel truss (15), double flute steel truss girder (16), the long beam of single channel-section steel truss (17), single channel-section steel girder truss (18) form a rectangular frame, each framework connects and composes the under(-)chassis of a splicing, each framework splicing is alignd by single channel-section steel girder truss (18) and connects with bolt, and the long girder of each double flute steel truss (15) is positioned on straight line, and the long beam of each single channel-section steel truss (17) is positioned on straight line, truss slab frame construction is connected with floor (22) by girder truss upper chord upper anchoring, thus forms truss floor A,
Described B plate comprises the long beam of single channel-section steel truss (17), the long girder (17 ') of single channel-section steel truss, double flute steel truss girder (16), single channel-section steel girder truss (18), junction plate I (19), junction plate III (21), junction plate IV (23) and floor (22), junction plate IV (23), the part that four-way post accounts for is removed by set square, the part of then stretching out beam all has bolt hole, conveniently be connected with beam bolt, the two ends of double flute steel truss girder (16) respectively with the long beam of single channel-section steel truss (17), the long girder (17 ') of single channel-section steel truss is mutually vertical to be connected, the connection junction plate I (19) of double flute steel truss girder (16) and the long beam of single channel-section steel truss (17), the beam-ends that junction plate I (19) is welded in double flute steel truss girder (16) and the long beam of single channel-section steel truss (17) winds up edge, the connection junction plate III (21) of double flute steel truss girder (16) and the long girder (17 ') of single channel-section steel truss, the beam-ends that junction plate III (21) is welded in double flute steel truss girder (16) and the long girder (17 ') of single channel-section steel truss winds up top, the single long beam of channel-section steel truss (17), single channel-section steel truss long girder (17 ') other end is connected respectively with the two ends of single channel-section steel girder truss (18), the connection junction plate I (19) of single channel-section steel girder truss (18) and the long beam of single channel-section steel truss (17), the connection junction plate IV (23) of the single channel-section steel long girder of truss (17 ') and single channel-section steel girder truss (18), the beam-ends that junction plate I (19) is welded in single channel-section steel girder truss (18) and the long beam of single channel-section steel truss (17) winds up edge, the beam-ends that junction plate IV (23) is welded in the single long girder of channel-section steel truss (17 ') and single channel-section steel girder truss (18) winds up top, thus the long beam of single channel-section steel truss (17) is relative with single channel-section steel truss long girder (17 ') level, double flute steel truss girder (16) is relative with single channel-section steel girder truss (18) level, the top-bottom chord of each girder truss end is all connected with a beam-ends seal plate welding, junction plate III (21), the part that junction plate IV (23) stretches out beam all has bolt hole, the long beam of described single channel-section steel truss (17), the single long girder of channel-section steel truss (17 '), double flute steel truss girder (16) and single channel-section steel girder truss (18) form a rectangular frame, the same connecting method, the long beam of single channel-section steel truss (17), the single long girder of channel-section steel truss (17 '), double flute steel truss girder (16) and single channel-section steel girder truss (18) form a rectangular frame, each framework connects and composes the under(-)chassis of a splicing, each framework splicing is alignd by single channel-section steel girder truss (18) and connects with bolt, and the long girder (17 ') of each single channel-section steel truss is positioned on straight line, and the long beam of each single channel-section steel truss (17) is positioned on straight line, truss slab frame construction is connected with floor (22) by girder truss upper chord upper anchoring, thus forms truss floor B, in industrialization assembling hetermorphiscal column steel structure frame-eccentrical braces, A plate, B plate are spliced by arrangement mode AB...BA, and what middle ellipsis represented is multiple BB arrangement modes, is connected between AB by screw,
Involved beam splices by top-bottom chord and web member the girder truss formed, and web member becomes 30 degree of-60 angle spent with chord member; And being divided into single-beam and twin beams, single-beam arranges connecting hole every one section of fixed range, and being convenient to be spliced by two panels single-beam with bolt when the splicing of plate and plate becomes twin beams;
Or involved beam is the girder truss be spliced by top-bottom chord, web member and gusset plate, wherein top-bottom chord uses angle steel, or uses U-steel, or user's steel pipe, and web member becomes 30 degree of-60 angle spent with chord member; And being divided into single-beam and twin beams, single-beam arranges connecting hole every one section of fixed range, and being convenient to be spliced by two panels single-beam with bolt when the splicing of plate and plate becomes twin beams;
The pillar place of the connection twice beam in total framework adopts two-way column (12), connects the pillar place of three road beams employing three-dimensional column (8), connects the pillar place of four road beams employing four-way column (11), is mutually spliced by the bean column node of assembling truss plate by its beam-ends shrouding and assembling column at the construction field (site);
In described industrialization assembling hetermorphiscal column steel structure frame-eccentrical braces, accentric support component is made up of diagonal brace (25) and cantilever lever.
2. according to a kind of industrialization assembling hetermorphiscal column steel structure frame-eccentrical braces of claim 1, it is characterized in that, cantilever lever is connected to steel framed structure girder truss (24) top-bottom chord place by being welded to connect in the column bottom of steel framed structure or by welding and bolt in factory, diagonal brace (25) is connected by cover plate bolt at the construction field (site) with the cantilever lever of every floor top and bottom, beam forms active beam link, formed Kuang Jia ?eccentrically braces structure; Diagonal brace section form is H profile steel, or uses i shaped steel, double flute steel compound section, dual-angle steel combined section; Described diagonal brace is rolled products of ordinary high-strength steel plate strip, or uses buckling-restrained energy-dissipation or passive damper brace.
3. according to a kind of industrialization assembling hetermorphiscal column steel structure frame-eccentrical braces of claim 1, it is characterized in that, when A plate, B plate splice, the long beam of single channel-section steel truss (17) of A plate and the stitching position of the long beam of single channel-section steel truss (17) of corresponding B plate are at least the end of the long beam of single channel-section steel truss (17) of A plate and the long beam of single channel-section steel truss (17) of B plate, middle part and 1/4th places, all splicings all adopt bolt to carry out scene splicing.
4. according to a kind of industrialization assembling hetermorphiscal column steel structure frame-eccentrical braces of claim 1, it is characterized in that, described floor uses profiled steel sheet combination floor, or reinforced concrete floor, or OSB shaving board.
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| CN103898966B (en) * | 2014-03-20 | 2016-11-02 | 北京工业大学 | The assembling type steel structure accentric support occlusion splicing system that a kind of node has just connect |
| CN106149873B (en) * | 2016-08-18 | 2019-06-11 | 佛山电力设计院有限公司 | Prefabricated assembled concrete frame construction and preparation method thereof |
| CN114346596B (en) * | 2021-12-17 | 2024-04-19 | 山西五建集团有限公司 | Manufacturing method of concave hyperbolic three-dimensional pipe truss and double box columns |
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