CN103882941B - Modular many high-rise assembling type steel structure frame center support systems - Google Patents

Modular many high-rise assembling type steel structure frame center support systems Download PDF

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Publication number
CN103882941B
CN103882941B CN201410104389.4A CN201410104389A CN103882941B CN 103882941 B CN103882941 B CN 103882941B CN 201410104389 A CN201410104389 A CN 201410104389A CN 103882941 B CN103882941 B CN 103882941B
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China
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secondary beam
plate
short
wing
girder
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CN103882941A (en
Inventor
刘学春
赵亮
张爱林
王艺蒙
马林
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Chongqing Huazhu Architectural Design Group Co.,Ltd.
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Beijing University of Technology
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Abstract

The present invention relates to a kind of modular many high-rise assembling type steel structure frame center support systems belonging to technical field of structural engineering.Described modular many high-rise assembling type steel structure frame center support systems are used bolts assemblies to form by assembled floor, assembled flange post and assembled bearing diagonal;Described assembled floor includes A plate, B plate and C plate, uses bolt to splice, form the flood floor of building between assembled floor.The bean column node of described steel structure system and diagonal brace are to be welded in factory with the connection of framework, can effectively realize being rigidly connected of node, it is ensured that the stress of welding quality, beneficially structure.The how high-rise assembling type steel structure support body framework system of the present invention, it is achieved that factorial praluction, on-the-spot quick assembling, improve speed of application, shorten the construction period, reduce construction costs, reducing environmental pollution, steel recoverable after dismounting, is the structural system of a kind of environmental protection.

Description

Modular many high-rise assembling type steel structure frame center support systems
Technical field
The present invention relates to modular many high-rise assembling type steel structure frame center support systems, belong to Technical field of structural engineering.
Background technology
Joining in a common effort meter according to China's steel, within 2011, China's output of steel breaks through 700,000,000 tons of high pointes, occupies the world each State's output of steel is the first, and U.S.'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 steel yield big country in the world, sending out of steel house Open up the most delayed.
China " 12 " planning proposes, and building trade brought into energy-saving and emission-reduction, green ring In guarantor's epoch, green is built by " the green building assessment standard " of country's house and promulgated by the ministries or commissions of the Central Government of town and country construction Build and done following definition: in the life cycle management of building, economize on resources (joint to greatest extent Ground, energy-conservation, water saving, material-saving), protection environment and reducing pollute, provide healthy, suitable for people With, use space efficiently, with the building of natural harmony symbiosis.Steel house can be more preferable Embodying the essence of green building, " 12 " planning is really the corresponding system of China's light-duty steel construction house Innovation and industrialization provide major opportunity.
At present, research to many high-rise assembling type steel structure frame center support systems both at home and abroad is just located In the starting stage, the innovation of industrialization assembled high-rise steel structure support body framework system is imperative.Pass The housing building of steel-structure of system have employed substantial amounts of welding when constructing, and speed of application is slow, to environment Seriously polluted, the quality of weld seam should not control, and has a strong impact on the security performance of building.
At present, the problem of the existing many high-rise assembling type steel structure frame center support systems of China exists Stitching position in floor is positioned at the node of beam-to-column joint, the cantilever lever of bearing diagonal and frame system Employing bolt splices, and relying solely on a limited number of high-strength bolt is cannot to realize the rigidity of node even Connect, be unfavorable for the stress of structure.The splicing form of the floor that the present invention uses can effectively realize Being rigidly connected of node and being rigidly connected of bearing diagonal and frame system, overcome existing system not Foot.
Summary of the invention
The present invention proposes a kind of modular many high-rise assemblings belonging to technical field of structural engineering Formula steel structure frame central supported system.Its object is to the production at steel structure frame support system In constructing, it is achieved factorial praluction, on-the-spot quick assembling, on the premise of ensureing construction quality, Improve speed of application, reduce the construction period, reduce construction costs, it is important that body series overcomes The deficiency of existing system, solves assembling type steel structure framework and supports node during quick assembling Be rigidly connected problem.
Technical scheme is as follows:
Modular many high-rise assembling type steel structure frame center support systems, it is characterised in that: institute State many high-rise assembling type steel structures support body framework system by assembled floor, assembled flange post and dress Joining formula bearing diagonal uses bolts assemblies to form;The bean column node of described steel structure system and bearing diagonal Connection with framework is to be welded in factory;Described assembled floor is by A plate, B plate and C plate 3 kinds of assembled floors are combined and spliced to be formed.
Described A plate by two short girders I, secondary beam I, secondary beam II, stiffener, floor column base and Connecting plate is constituted;All components of described A plate all complete in factory process, then by weldering Connect to connect with bolt and each component assembly is become described assembled floor A;Two short girders I are vertical Put, by column base and stiffener, short girder be attached, the flanged plate up and down of column base respectively with The upper lower flange of two vertical short girders I flushes, and two sides of described stiffener are respectively with short Girder I edge of a wing is connected, and two pieces of stiffeners are connected on top flange and lower flange, all of company Connect position and be welding;Secondary beam I is vertical with secondary beam II, vertical, by adding with a short girder I Strength plate is connected with a short girder I and secondary beam II, and two sides connections one of described stiffener are short Girder I and the edge of a wing of secondary beam I, and secondary beam I and the edge of a wing of secondary beam II, two pieces of stiffeners connect respectively Being connected on top flange and lower flange, all of connecting portion is all adopted as welding;Secondary beam II is perpendicular to One short girder I and secondary beam I, carried out even by the short girder I of stiffener and and secondary beam I Connecing, two sides of described stiffener connect short girder I and the edge of a wing of secondary beam II, and secondary beam I He The edge of a wing of secondary beam II, stiffener is connected on top flange and lower flange, all of connecting portion All it is adopted as welding;Two described connecting plates are positioned at the end of short girder I, connecting plate upper and lower End is connected with the edge of a wing of short girder I, and a side is connected with the web of short girder I;One connection Plate is positioned at the end of secondary beam II, and the upper and lower side of connecting plate is connected with the edge of a wing of secondary beam II, a side Being connected with the web of secondary beam II, described connected mode is all adopted as welding;Floor is positioned over each beam In the plane surrounded, bolt is used to be connected on each beam by floor.
Described B plate by short girder I, short girder II, secondary beam I, secondary beam II, secondary beam III, put more energy into Plate, floor, column base, girder end plate and connecting plate are constituted;All components of described B plate are all in work Factory's processing and fabricating completes, and then with bolt connection, each component assembly is become described assembling by welding Formula floor B;Secondary beam I is perpendicular to short girder I and secondary beam III, by stiffener by secondary beam I with short Girder I and secondary beam III are attached, and two sides of described stiffener connect short girder I He The edge of a wing of secondary beam I, and secondary beam I and the edge of a wing of secondary beam III, two pieces of stiffeners are connected to upper limb On edge and lower flange, all of connecting portion is all adopted as welding;Two short girders I are placed on same On straight line, by column base be connected, the flanged plate up and down of column base respectively with two short girders I Upper lower flange flushes, and all of connecting portion is all adopted as welding;Short girder II is parallel with secondary beam II, Vertical with two short girders I and secondary beam III, stiffener and two short girders I are connected, column base upper Lower flange plate upper lower flange with short girder II respectively flushes, and two sides of described stiffener are respectively Be connected with the edge of a wing of short girder I and short girder II, two pieces of stiffeners be connected to top flange and under On the edge of a wing, all of connecting portion is all adopted as welding;Secondary beam III is parallel to two short girders I, Be perpendicular to short girder II, secondary beam I and secondary beam II, by stiffener and girder end plate and short girder II, Secondary beam I and secondary beam II are attached;Described girder end plate is positioned at the end of short girder II, girder end The upper and lower side of plate is connected with the edge of a wing of short girder II, and a side is connected with the web of short girder II; Two sides of described stiffener connect secondary beam III and the edge of a wing of short girder II, and connect secondary beam III He The edge of a wing of secondary beam, stiffener is connected on top flange and lower flange, and all of connecting portion is equal It is adopted as welding;Two described connecting plates are positioned at the end of short girder I, the upper and lower side of connecting plate Being connected with the edge of a wing of short girder I, a side is connected with the web of short girder I;One connecting plate 1 end being positioned at secondary beam II, the upper and lower side of connecting plate is connected with the edge of a wing of secondary beam II, a side Being connected with the web of secondary beam II, described connected mode is all adopted as welding;Floor is positioned over each beam In the plane surrounded, bolt is used to be connected on each beam by floor.
Described C plate by short girder II, secondary beam III, stiffener, floor, column base, girder end plate and Connecting plate is constituted;All components of described C plate all complete in factory process, then by weldering Connect to connect with bolt and each component assembly is become described assembled floor C.Said two secondary beam III hangs down Straight placement, is attached by stiffener, as two adjacent sides of square assembled floor C, All connections are welding;Two other secondary beam III is also disposed vertically, and is attached by stiffener, As two other adjacent side of square assembled floor C, all connections are welding;By adding The four edges of C plate is attached by strength plate, forms square frame, two sides of described stiffener Face is connected with two secondary beam III edges of a wing being disposed vertically respectively, and two pieces of stiffeners are connected to upper limb On edge and lower flange, all of connecting portion is welding;One end of four short girders II connects respectively Be connected on four sides of column base, the flanged plate up and down of column base respectively with bottom wing on four short girders II Edge flushes, and point-blank, another two short girder II is at straight line for the short girder of two of which II On, column base is positioned at the bias of C plate, is carried out even by stiffener between two adjacent short girders II Connecing, the edge of a wing with two short girders II respectively, two sides of described stiffener is connected, and puts more energy into for two pieces Plate is connected on top flange and lower flange, and all of connecting portion is welding;Described short master The other end of beam II is connected on secondary beam III, is connected with secondary beam III with girder end plate by stiffener, The edge of a wing with secondary beam III and short girder II respectively, two sides of described stiffener is connected, and puts more energy into for two pieces Plate is connected on top flange and lower flange, and all of connecting portion is welding;Described girder End plate is positioned at one end that short girder II is connected, the upper and lower side of girder end plate and short girder with secondary beam III The edge of a wing of II is connected, and a side is connected with the web of short girder II, and all of connecting portion is equal For welding;One connecting plate is positioned at the end of secondary beam II, the upper and lower side of connecting plate and secondary beam II The edge of a wing be connected, a side is connected with the web of secondary beam II, described connected mode all be adopted as weld Connect;Floor is positioned in the plane that each beam is surrounded, and uses bolt that floor is connected to each beam On;
Described column base is made up of two flanged plates and a square steel tube I, and two flanged plates lay respectively at On two ends of square steel tube I, all connections all use welding;Described flange post is by a square steel Pipe II and two flanged plate compositions, two flanged plates lay respectively on two ends of square steel tube II, All connections all use welding;Described flange post is attached with column base, forms steel-frame structure body System, all connections are the most with bolts;
Described assembled floor A plate splices with described assembled floor B plate, connecting method That the secondary beam I of the secondary beam I and B plate of A plate is spliced, the secondary beam II and B plate of A plate time Beam II splices, and all of splicing all uses bolt to carry out on-the-spot splicing;Described assembled floor B plate splices with described assembled floor C plate, and connecting method is by the secondary beam III and C of B plate The secondary beam III of plate splices, and all of splicing all uses bolt to carry out on-the-spot splicing;Described assembling The basic component units of formula floor system is A plate, B plate and C plate, the four of assembled floor system Individual gusset is A Slab element, and be connected with A Slab element is B Slab element, with B Slab element another side Be connected is C Slab element, and the middle part of floor system is C Slab element.
Described assembled bearing diagonal is made up of cantilever lever and brace, and cantilever lever directly welds in factory In the respective members of floor, when constructing at the scene, brace and cantilever lever are passed through cover plate and bolt Assemble, form bearing diagonal;Described cantilever lever includes node cantilever lever, and central supported crossbeam hangs Armed lever and accentric support crossbeam cantilever lever;Described node cantilever lever is positioned at the junction of column base and beam, One side is connected with the edge of a wing of beam, and another side and the square steel tube I of column base, all connections all use welding; Described central supported crossbeam cantilever lever is positioned at the middle part of beam, is welded on the edge of a wing of beam;
Described short girder I, short girder II are H profile steel, or two back-to-back splicings of channel-section steel and The equivalent H profile steel become, or the equivalent H profile steel that two T-steels are spliced, or four The equivalent H profile steel of individual angle splice joint;Described secondary beam I, secondary beam II and secondary beam III are channel-section steels, Or the equivalent channel-section steel of two angle splice joints;
Described bearing diagonal is type steel support, or combination beam supports, or anti-buckling energy-consumption props up Support, or the energy dissipation brace of band antivibrator.
Beneficial effect: the how high-rise assembling type steel structure frame center support system of the present invention, it is achieved Factorial praluction, on-the-spot quick assembling, improves speed of application, shortens the construction period, reduce work Journey cost, reduces environmental pollution, and steel recoverable after dismounting, is the knot of a kind of environmental protection Structure system.Meanwhile, the present invention proposes the many high-rise assembling type steel structure frame center supporters of modularity System is overturning traditional housing building of steel-structure, has given full play to the advantage of steel house. Compared with traditional steel building, it is high that it has security performance, and speed of application is fast, environmental pollution Little, the plurality of advantages such as security incident is few and construction costs is low.
Accompanying drawing explanation
Fig. 1 is the assembled floor splicing site plan of the present invention
Fig. 2 is the schematic diagram of the assembled floor A plate of the present invention
Fig. 3 is the unit decomposition figure of the assembled floor A plate of the present invention
Fig. 4 is the schematic diagram of the assembled floor B plate of the present invention
Fig. 5 is the unit decomposition figure of the assembled floor B plate of the present invention
Fig. 6 is the schematic diagram of the assembled floor C plate of the present invention
Fig. 7 is the unit decomposition figure of the assembled floor C plate of the present invention
Fig. 8 is the Assembled Building sheet-pile seat unit decomposition figure of the present invention
Fig. 9 is the assembled flange pole unit exploded view of the present invention
Figure 10 is the schematic diagram that punches of the beam in the assembled floor of the present invention
Figure 11 is the node cantilever lever schematic diagram of the present invention
Figure 12 is the node cantilever lever splicing schematic diagram with brace of the present invention
Figure 13 is the central supported crossbeam cantilever lever schematic diagram of the present invention
Figure 14 is the central supported crossbeam cantilever lever splicing schematic diagram with brace of the present invention
Figure 15 is the central supported form schematic diagram 1 of the present invention
Figure 16 is the central supported form schematic diagram 2 of the present invention
Figure 17 is the central supported form schematic diagram 3 of the present invention
Figure 18 is the assembling design sketch of the present invention
Wherein: 1 short girder I, 2 secondary beams III, 3 short girders II, 4 secondary beams I, 5 Secondary beam II, 6 stiffeners, 7 floors, 8 column bases, 9 girder end plates, 10 flanged plates, 11 square steel tubes I, 12 flange posts, 13 square steel tubes II, 14 node cantilever levers, in 15 The heart supports crossbeam cantilever lever, 16 braces, 17 connecting plates.
Detailed description of the invention
The present invention is described in detail below in conjunction with the accompanying drawings:
As shown in accompanying drawing 1-18, modular many high-rise assembling type steel structure frames that the present invention proposes In frame central supported system, described how high level assembling type steel structure frame systems are by assembled floor, Assembled flange post uses bolts assemblies to form;The basic component units of described assembled floor system For A plate, B plate and C plate, the two ends of assembled floor system are A Slab element, with A Slab element Connect is B Slab element, and be connected with B Slab element another side is C Slab element, floor system Middle part is B Slab element and C Slab element alternative splicing.
As shown in accompanying drawing 2 and accompanying drawing 3, the modular many high-rise assembled steel knot that the present invention proposes In structure prestressing force eccentrical braces, described A plate by short girder I 1, secondary beam I 4, secondary beam II 5, Stiffener 6, floor 7, column base 8 and connecting plate 17 are constituted;All components of described A plate all exist Factory process completes, and then with bolt connection, each component assembly is become described dress by welding Join formula floor A.Two short girders I 1 are vertically put, by column base 8 and stiffener 6 by short master Beam I 1 is attached, the flanged plate up and down 10 of column base 8 respectively with two vertical short girders I 1 Upper lower flange flush, two sides of described stiffener 6 are connected with short girder I 1 edge of a wing respectively, Two pieces of stiffeners 6 are connected on top flange and lower flange, and all of connecting portion is welding; Secondary beam I 4 is vertical with secondary beam II 5, vertical with a short girder I 1, by stiffener 6 and one Short girder I 1 is connected with secondary beam II 5, and two sides of described stiffener 6 connect a short girder I 1 and the edge of a wing of secondary beam I 4, and secondary beam I 4 and the edge of a wing of secondary beam II 5, two pieces of stiffeners 6 points Not being connected on top flange and lower flange, all of connecting portion is all adopted as welding;Secondary beam II 5 Be perpendicular to a short girder I 1 and secondary beam I 4, by the short girder I 1 of stiffener 6 and and time Beam I 4 is attached, and two sides of described stiffener 6 connect short girder I 1 and secondary beam II 5 The edge of a wing, and secondary beam I 4 and the edge of a wing of secondary beam II 5, stiffener 6 be connected to top flange and On lower flange, all of connecting portion is all adopted as welding;Two described connecting plates 17 are positioned at The end of short girder I 1, the upper and lower side of connecting plate 17 is connected with the edge of a wing of short girder I 1, one Side is connected with the web of short girder I 1;One connecting plate 17 is positioned at the end of secondary beam II 5, even The upper and lower side of fishplate bar 17 is connected with the edge of a wing of secondary beam II 5, the web phase of side and secondary beam II 5 Even, described connected mode is all adopted as welding;Floor 7 is positioned in the plane that each beam is surrounded, Bolt is used to be connected on each beam by floor 7.
As shown in figures 4 and 5, the modular many high-rise assembled steel knot that the present invention proposes In structure prestressing force eccentrical braces, described B plate is by short girder I 1, short girder II 3, secondary beam I 4, secondary beam II 5, secondary beam III 2, stiffener 6, floor 7, column base 8, girder end plate 9 and connection Plate 17 is constituted;All components of described B plate all complete in factory process, then by weldering Connect to connect with bolt and each component assembly is become described assembled floor B;Secondary beam I 4 is perpendicular to short Girder I 1 and secondary beam III 2, entered secondary beam I 4 with short girder I 1 and secondary beam III 2 by stiffener Row connects, and two sides of described stiffener 6 connect a short girder I 1 and the wing of secondary beam I 4 Edge, and secondary beam I 4 and the edge of a wing of secondary beam III 2, two pieces of stiffeners 6 be connected to top flange and On lower flange, all of connecting portion is all adopted as welding;Two short girders I 1 are placed on same On bar straight line, be connected by column base 8, the flanged plate up and down 10 of column base 8 respectively with two short masters The upper lower flange of beam I 1 flushes, and all of connecting portion is all adopted as welding;Short girder II 3 with Secondary beam II 5 is parallel, vertical with two short girders I 1 and secondary beam III 2, stiffener 6 and two short masters Beam I 1 is connected, and the flanged plate up and down 10 of column base 8 upper lower flange with short girder II 3 respectively flushes, The edge of a wing with short girder I 1 and short girder II 3 respectively, two sides of described stiffener 6 is connected, Two pieces of stiffeners 6 are connected on top flange and lower flange, and all of connecting portion is all adopted as Welding;Secondary beam III 2 is parallel to two short girders I 1, is perpendicular to short girder II 3, secondary beam I 4 and Secondary beam II 5, by stiffener 6 and girder end plate 9 and short girder II 3, secondary beam I 4 and secondary beam II 5 It is attached;Described girder end plate 9 is positioned at the end of short girder II 3, girder end plate 9 upper and lower End is connected with the edge of a wing of short girder II 3, and a side is connected with the web of short girder II 3;Described Two sides of stiffener 6 connect secondary beam III 2 and the edge of a wing of short girder II 3, connect secondary beam III 2 With the edge of a wing of secondary beam I 4, and connecting secondary beam III 2 and secondary beam II 5, stiffener 6 is connected to On the edge of a wing and lower flange, all of connecting portion is all adopted as welding;Two described connecting plates 17 Being positioned at the end of short girder I 1, the upper and lower side of connecting plate 17 is connected with the edge of a wing of short girder I 1, One side is connected with the web of short girder I 1;One connecting plate 17 is positioned at the end of secondary beam II 5, The upper and lower side of connecting plate 17 is connected with the edge of a wing of secondary beam II 5, a side and the web of secondary beam II 5 Being connected, described connected mode is all adopted as welding;Floor 7 is positioned over the plane that each beam is surrounded On, use bolt to be connected on each beam by floor 7.
As shown in accompanying drawing 6 and accompanying drawing 7, the modular many high-rise assembled steel knot that the present invention proposes In structure prestressing force eccentrical braces, described C plate by short girder II 3, secondary beam III 2, stiffener 6, Floor 7, column base 8, girder end plate 9 and connecting plate 17 are constituted;All components of described C plate are equal Complete in factory process, then with bolt connection, each component assembly is become described by welding Assembled floor C.Said two secondary beam III 2 is disposed vertically, and is attached by stiffener 6, As two adjacent sides of square assembled floor C, all connections are welding;Two other time Beam III 2 is also disposed vertically, and is attached by stiffener 6, as square assembled floor C Two other adjacent side, all connections are welding;By stiffener 6, the four edges of C plate is entered Row connects, and forms square frame, two sides of described stiffener 6 respectively be disposed vertically Two secondary beam III 2 edges of a wing are connected, and two pieces of stiffeners 6 are connected on top flange and lower flange, All of connecting portion is welding;One end of four short girders II 3 is connected to column base 8 On four sides, the flanged plate up and down of column base 8 flushes with lower flange on four short girders II 3 respectively, The short girder of two of which II 3 point-blank, the short girder of another two II 3 point-blank, Column base 8 is positioned at the bias of C plate, is carried out by stiffener 6 between two adjacent short girders II 3 Connecting, the edge of a wing with two short girders II 3 respectively, two sides of described stiffener 6 is connected, and two Block stiffener 6 is connected on top flange and lower flange, and all of connecting portion is welding; The other end of described short girder II 3 is connected on secondary beam III 2, by stiffener 6 and girder end plate 9 Be connected with secondary beam III 2, two sides of described stiffener 6 respectively with secondary beam III 2 and short girder II 3 The edge of a wing be connected, two pieces of stiffeners 6 are connected on top flange and lower flange, all of connection Position is welding;Described girder end plate 9 is positioned at that short girder II 3 is connected with secondary beam III 2 End, the upper and lower side of girder end plate 9 is connected with the edge of a wing of short girder II 3, a side and short girder The web of II 3 is connected, and all of connecting portion is welding;A described connecting plate 17 is positioned at The end of secondary beam II 5, the upper and lower side of connecting plate 17 is connected with the edge of a wing of secondary beam II 5, a side Being connected with the web of secondary beam II 5, described connected mode is all adopted as welding;Floor 7 is positioned over respectively In the plane that individual beam is surrounded, bolt is used to be connected on each beam by floor 7;
As illustrated in Figure 8 and 9 reference, the many high-rise assembling type steel structures of modularity that the present invention proposes In frame center support system, described column base 8 is by two flanged plates 10 and a square steel tube I 11 Composition, two flanged plates 10 lay respectively on two ends of square steel tube I 11, and all connections are equal Use welding;Described flange post 12 is made up of a square steel tube II 13 and two flanged plates 11, and two Individual flanged plate 10 lays respectively on two ends of square steel tube II 13, and all connections all use welding; Described flange post 12 is attached with column base 8, forms steel frame structural system, and all connections are equal With bolts;
In the many high-rise assembling type steel structure frame center support systems of modularity that the present invention proposes, institute Stating assembled floor A plate to splice with described assembled floor B plate, connecting method is by A The secondary beam I 4 of the secondary beam I 4 and B plate of plate splices, the secondary beam of the secondary beam II 5 and B plate of A plate II 5 splice, and all of splicing all uses bolt to carry out on-the-spot splicing;Described assembled floor B plate splices with described assembled floor C plate, and connecting method is by secondary beam III 2 He of B plate The secondary beam III 2 of C plate splices, and all of splicing all uses bolt to carry out on-the-spot splicing;
As shown in Figure 10, in the many high-rise assembling type steel structure frameworks of modularity that the present invention proposes In heart support system, described all of beam, all can use the honeycomb of opening holes at the web of beam Girder steel, it is simple to various pipelines pass.
As shown in accompanying drawing 11-18, what the present invention proposed realizes the how high-rise assembling that joint rigidity connects In formula steel structure frame support system, described assembled bearing diagonal is by cantilever lever and brace 16 groups Becoming, cantilever lever is directly welded in the respective members of floor in factory, when constructing at the scene, and will tiltedly Bar and cantilever lever are assembled by cover plate and bolt, form bearing diagonal;Described cantilever lever includes joint Point cantilever lever 14, central supported crossbeam cantilever lever 15;Described node cantilever lever 14 is positioned at column base 8 With the junction of beam, one side is connected with the edge of a wing of beam, another side and the square steel tube I 12 of column base 8, All connections all use welding;Described central supported crossbeam cantilever lever 15 is positioned at the middle part of beam, weldering It is connected on the edge of a wing of beam.
Being above a specific embodiment of the present invention, the enforcement of the present invention is not limited to this.

Claims (4)

  1. The most modular many high-rise assembling type steel structure frame center support systems, it is characterised in that: Described many high-rise assembling type steel structure frame center support systems are by assembled floor, assembled flange Post and assembled bearing diagonal use bolts assemblies to form;The bean column node of steel structure system and tiltedly propping up Supportting the connection with framework is to be welded in factory;Described assembled floor is by A plate, B plate and C 3 kinds of assembled floors of plate are combined and spliced to be formed;
    Described A plate is by two short girders I, secondary beam I, secondary beam II, stiffener, floor, column bases Constitute with connecting plate;All components of described A plate all complete in factory process, then pass through Weld to connect with bolt and each component assembly is become assembled floor A;Two short girder I vertical pendulums Put, by column base and stiffener, short girder I be attached, the flanged plate up and down of column base respectively with The upper lower flange of two vertical short girders I flushes, and two sides of described stiffener are respectively with short Girder I edge of a wing is connected, and two pieces of stiffeners are connected on top flange and lower flange, all of company Connect position and be welding;Secondary beam I is vertical with secondary beam II, vertical, by adding with a short girder I Strength plate is connected with a short girder I and secondary beam II, and two sides connections one of described stiffener are short Girder I and the edge of a wing of secondary beam I, and secondary beam I and the edge of a wing of secondary beam II, two pieces of stiffeners connect respectively Being connected on top flange and lower flange, all of connecting portion is all adopted as welding;Secondary beam II is perpendicular to One short girder I and secondary beam I, carried out even by the short girder I of stiffener and and secondary beam I Connecing, two sides of described stiffener connect short girder I and the edge of a wing of secondary beam II, and secondary beam I He The edge of a wing of secondary beam II, stiffener is connected on top flange and lower flange, all of connecting portion All it is adopted as welding;Two connecting plates are positioned at the end of short girder I, and the upper and lower side of connecting plate is with short The edge of a wing of girder I is connected, and a side is connected with the web of short girder I;One connecting plate is positioned at The end of secondary beam II, the upper and lower side of connecting plate is connected with the edge of a wing of secondary beam II, a side and secondary beam The web of II is connected, and described connected mode is all adopted as welding;Floor is positioned over each beam and is surrounded Plane on, use bolt floor is connected on each beam;
    Described B plate by short girder I, short girder II, secondary beam I, secondary beam II, secondary beam III, put more energy into Plate, floor, column base, girder end plate and connecting plate are constituted;All components of described B plate are all in work Factory's processing and fabricating completes, and then with bolt connection, each component assembly is become Assembled Building by welding Plate B;Secondary beam I is perpendicular to short girder I and secondary beam III, by stiffener by secondary beam I and short girder I and secondary beam III be attached, two sides of described stiffener connect short girders I and secondary beam The edge of a wing of I, and secondary beam I and the edge of a wing of secondary beam III, two pieces of stiffeners be connected to top flange and On lower flange, all of connecting portion is all adopted as welding;Two short girders I are placed on same On straight line, it is connected by column base, the flanged plate up and down of column base upper and lower with two short girders I respectively The edge of a wing flushes, and all of connecting portion is all adopted as welding;Short girder II is parallel with secondary beam II, with Two short girders I and secondary beam III are vertical, and stiffener and two short girders I are connected, column base upper and lower Flanged plate upper lower flange with short girder II respectively flushes, two sides of described stiffener respectively with Short girder I is connected with the edge of a wing of short girder II, and two pieces of stiffeners are connected to top flange and bottom wing On edge, all of connecting portion is all adopted as welding;Secondary beam III is parallel to two short girders I, hangs down Directly in short girder II, secondary beam I and secondary beam II, by stiffener and girder end plate and short girder II, Secondary beam I and secondary beam II are attached;Described girder end plate is positioned at the end of short girder II, girder end The upper and lower side of plate is connected with the edge of a wing of short girder II, and a side is connected with the web of short girder II; Two sides of described stiffener connect secondary beam III and the edge of a wing of short girder II, and connect secondary beam III He The edge of a wing of secondary beam, stiffener is connected on top flange and lower flange, and all of connecting portion is equal It is adopted as welding;Two connecting plates are positioned at the end of short girder I, the upper and lower side of connecting plate and short master The edge of a wing of beam I is connected, and a side is connected with the web of short girder I;One connecting plate is positioned at secondary The end of beam II, the upper and lower side of connecting plate is connected with the edge of a wing of secondary beam II, a side and secondary beam II Web be connected, described connected mode all uses welding;It is flat that floor is positioned over that each beam surrounded On face, bolt is used to be connected on each beam by floor;
    Described C plate by short girder II, secondary beam III, stiffener, floor, column base, girder end plate and Connecting plate is constituted;All components of described C plate all complete in factory process, then by weldering Connect to connect with bolt and each component assembly is become assembled floor C;Two secondary beams III are disposed vertically, It is attached by stiffener, as two adjacent sides of square assembled floor C, all connections It is welding;Two other secondary beam III is also disposed vertically, and is attached by stiffener, as just Two other adjacent side of square assembled floor C, all connections are welding;Will by stiffener The four edges of C plate is attached, and forms square frame, and two sides of described stiffener are respectively Be connected with two secondary beam III edges of a wing being disposed vertically, two pieces of stiffeners be connected to top flange and under On the edge of a wing, all of connecting portion is welding;One end of four short girders II is connected to post On four sides of seat, the flanged plate up and down of column base is neat with lower flange on four short girders II respectively Flat, the short girder of two of which II point-blank, the short girder of another two II point-blank, Column base is positioned at the bias of C plate, is attached by stiffener between two adjacent short girders II, The edge of a wing with two short girders II respectively, two sides of described stiffener is connected, and two pieces of stiffeners divide Not being connected on top flange and lower flange, all of connecting portion is welding;Described short girder II The other end be connected on secondary beam III, be connected with secondary beam III with girder end plate by stiffener, described The edge of a wing with secondary beam III and short girder II respectively, two sides of stiffener is connected, and two pieces of stiffeners divide Not being connected on top flange and lower flange, all of connecting portion is welding;Described girder end plate It is positioned at one end that short girder II is connected, the upper and lower side of girder end plate and short girder II with secondary beam III The edge of a wing is connected, and a side is connected with the web of short girder II, and all of connecting portion is weldering Connect;One connecting plate is positioned at the end of secondary beam II, the upper and lower side of connecting plate and the wing of secondary beam II Edge is connected, and a side is connected with the web of secondary beam II, and described connected mode is all adopted as welding; Floor is positioned in the plane that each beam is surrounded, and uses bolt to be connected on each beam by floor;
    Described column base is made up of two flanged plates and a square steel tube I, and two flanged plates lay respectively at On two ends of square steel tube I, all connections all use welding;Described flange post is by a square steel Pipe II and two flanged plate compositions, two flanged plates lay respectively on two ends of square steel tube II, All connections all use welding;Described flange post is attached with column base, forms steel-frame structure body System, all connections are the most with bolts;
    Described A plate splices with described B plate, and connecting method is by the secondary beam I and B plate of A plate Secondary beam I splice, the secondary beam II of the secondary beam II and B plate of A plate splices, all of spelling Connect and all use bolt to carry out on-the-spot splicing;Described B plate splices with described C plate, connecting method Being to be spliced by the secondary beam III of the secondary beam III and C plate of B plate, all of splicing all uses bolt to enter The splicing of row scene;The basic component units of described assembled floor is A plate, B plate and C plate, dress Four gussets joining formula floor system are A Slab element, and be connected with A Slab element is B Slab element, Be connected with B Slab element another side is C Slab element, and the middle part of floor system is C Slab element;
    Described assembled bearing diagonal is made up of cantilever lever and brace, and cantilever lever directly welds in factory In the respective members of floor, when constructing at the scene, brace and cantilever lever are passed through cover plate and bolt Assemble, form bearing diagonal;Described cantilever lever includes node cantilever lever, and central supported crossbeam hangs Armed lever and accentric support crossbeam cantilever lever;Described node cantilever lever is positioned at the junction of column base and beam, One side is connected with the edge of a wing of beam, and another side and the square steel tube I of column base, all connections all use welding; Described central supported crossbeam cantilever lever is positioned at the middle part of beam, is welded on the edge of a wing of beam.
  2. The modular many high-rise assembling type steel structure frameworks of one the most according to claim 1 Central supported system, it is characterised in that: described short girder I, short girder II are H profile steel, or It is two back-to-back equivalent H profile steel being spliced of channel-section steel, or two T-steels are spliced Equivalent H profile steel, or the equivalent H profile steel of four angle splice joints;Described secondary beam I, Secondary beam II and secondary beam III are channel-section steels, or the equivalent channel-section steel of two angle splice joints.
  3. The modular many high-rise assembling type steel structure frameworks of one the most according to claim 1 Central supported system, it is characterised in that: all of beam is section steel beam, it is simple to various pipelines pass.
  4. The modular many high-rise assembling type steel structure frameworks of one the most according to claim 1 Central supported system, it is characterised in that: described bearing diagonal is type steel support, or combination beam props up Support, or buckling-restrained energy-dissipation, or the energy dissipation brace of band antivibrator.
CN201410104389.4A 2014-03-20 2014-03-20 Modular many high-rise assembling type steel structure frame center support systems Expired - Fee Related CN103882941B (en)

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