CN103898968A - Assembly type steel frame center supporting and meshing splicing system for rigid joint - Google Patents

Assembly type steel frame center supporting and meshing splicing system for rigid joint Download PDF

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Publication number
CN103898968A
CN103898968A CN201410104217.7A CN201410104217A CN103898968A CN 103898968 A CN103898968 A CN 103898968A CN 201410104217 A CN201410104217 A CN 201410104217A CN 103898968 A CN103898968 A CN 103898968A
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China
Prior art keywords
girder
plate
short girder
short
stiffener
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CN201410104217.7A
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Chinese (zh)
Inventor
张爱林
马林
刘学春
赵亮
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Beijing University of Technology
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Beijing University of Technology
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Priority to CN201410104217.7A priority Critical patent/CN103898968A/en
Publication of CN103898968A publication Critical patent/CN103898968A/en
Pending legal-status Critical Current

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Abstract

The invention discloses an assembly type steel frame center supporting and meshing splicing system for a rigid joint and belongs to the technical field of structural engineering. The structural system is formed by assembling assembly type floors, assembly type supports and assembly type flange pillars through bolts. The assembly type floors can be spliced into the needed scale and are mutually spliced through the bolts to form a whole-storey floor of a building. Corrugated web U-steel beams are adopted in the assembly type floors, webs of the two corrugated U-steel beams at the joint of two adjacent assembly type floors are in butt joint in a meshed mode, the webs are assembled and connected through the bolts, the assembled steel beams are in a meshed shape, and the shearing resisting and bearing capacity of the assembly time steel beams is effectively enhanced. Industrialized production is achieved with the steel-structured system, on-spot fast assembling is achieved, meanwhile, on-spot assembling is performed by totally adopting the high-strength bolts, and environmental pollution caused by concrete pouring and steel welding is avoided.

Description

A kind of assembled steel frame center of rigid joint supports interlock splicing system
Technical field
The assembled steel frame center that the present invention relates to a kind of rigid joint supports interlock splicing system, belongs to technical field of structural engineering.
Background technology
On January 1st, 2013, " the green building action scheme " that forward National Development and Reform Commission, the formulation of house town and country construction portion for (2013) No. 1 sent out by the General Office of the State Council with the Office of the State Council.In the vital task of its regulation, clearly propose: greatly develop green building material, promote industrialization of construction industry.Require the departments such as house town and country construction to want Speed-up Establishment to promote the standards system of the link such as design, construction, component production of industrialization of construction industry, the standardization of pushing structure part, component, parts, enriches the kind of standard component, raising versatility and substitutability.Popularization is applicable to the building systems such as the Prefabricated steel construction of suitability for industrialized production, accelerates development the prefabricated and mounting technology of construction project, improves industrialization of construction industry technology integrated horizontal.The industrialization construction of base that support integrates design, produces, constructs, carries out industrialized building demonstration pilot project.Prefabricated assembled steel house can better embody the essence of green building, and " green building action " provides major opportunity for the corresponding system innovation of China's light-duty steel construction house and industrialization.
At present, assembling type steel structure system is the important directions of system of steel residential structure development.Traditional housing building of steel-structure has adopted a large amount of Site Weldings while construction, speed of application is slow, and seriously polluted to environment the most important thing is that the quality of weld seam should not be controlled, have a strong impact on the security performance of building, assembling type steel structure system has overcome the shortcoming of traditional steel house effectively.In assembling type steel structure system, the on-site consolidation of bean column node and Liang Heliang is a problem that needs primary study.
In existing assembling type steel structure system, conventionally adopt to be that two channel-section steels carry out assembled, the web docking of two channel-section steels, connects by bolt, forms assembling H shaped steel.But in this connecting method, shearing is to pass to web by bolt, web is plain plate, so the steel using amount of required Number of Bolts and web is very large.The bolt of tradition assembling type steel structure Nodes connects can not realize being rigidly connected of node, causes the deficiency of system.
As can be seen here, it is not very desirable that traditional Steel section member is used in to effect among assembling type steel structure, not only affects the stress performance of member, and need to consume a large amount of steel, produces unnecessary waste.So, create that to be applied to the novel primary structure member of assembling type steel structure system imperative.
Summary of the invention
The present invention proposes a kind of assembling type steel structure system that belongs to technical field of structural engineering.Its object is in the production of steel structure system and construction, by modularization, and batch production, standardization and assemblingization combine, realize batch production and produce, assemble fast at scene, is ensureing under the prerequisite of construction quality, improve speed of application, reduce the construction period, reduce construction costs.
Technical scheme of the present invention is as follows:
The assembled steel frame center of rigid joint supports an interlock splicing system, it is characterized in that, described assembling system is supported by assembling floor, assembling and assembling flange post adopts bolts assemblies to form; The node of described steel structure system is to be welded in factory, can realize and being rigidly connected; Described assembling floor is by A plate, 3 kinds of assembling floors of B plate and C plate are spliced, advantage is that stitching position is arranged in the position that beam bending and shearing is relatively little, has been prefabricated in the factory with the node of pillar splicing, can be good at meeting the requirement of rigid joint.
Described A plate is made up of short girder I, long girder I, short girder II, secondary beam, stiffener, floor, column base and girder end plate; All members of described A plate all complete in factory process, be then connected with shear key each component assembly is become to described novel fabricated floor A by welding; Short girder I and vertical the putting of short girder II, short girder I is connected with short girder II with stiffener by column base, the flanged plate up and down of column base flushes with the upper bottom flange of short girder I and short girder II respectively, two sides of described stiffener are connected with the edge of a wing of short girder II with short girder I respectively, two stiffeners are connected on top flange and bottom flange, and all connecting portions are welding; Two short girder I are placed on same straight line, are connected by column base, and the flanged plate up and down of column base flushes with the upper bottom flange of two short girder I respectively, and all connecting portions are all adopted as welding; Secondary beam is parallel with short girder II, vertical with two short girder I, be connected with two short girder I with stiffener by column base, the flanged plate up and down of column base flushes with the upper bottom flange of secondary beam respectively, two sides of described stiffener are connected with the edge of a wing of short girder I and secondary beam respectively, two stiffeners are connected on top flange and bottom flange, and all connecting portions are all adopted as welding; Long girder I is parallel to two short girder I, perpendicular to two short girder II and secondary beam, is connected with girder end plate by stiffener with two short girder II and secondary beam; Described girder end plate is positioned at the end of short girder II, and the upper and lower side of girder end 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 the edge of a wing of long girder I and short girder II, and with the edge of a wing that is connected long girder I and secondary beam, stiffener is connected on top flange and bottom flange, and all connecting portions are all adopted as welding; Floor adopts shear key to be connected on the framework being surrounded by short girder I, long girder I, short girder II, secondary beam.
Described B plate is made up of long girder I, secondary beam, stiffener, floor, girder end plate, long girder II and short girder III; All members of described B plate all complete in factory process, be then connected with shear key each component assembly is become to described novel fabricated floor B by welding.Long girder I and vertical the putting of short girder III, be connected with two short girder III two long girder I with girder end plate by stiffener in beam end, form rectangular frame, described girder end plate is positioned at the end of short girder III, and the upper and lower side of girder end plate is connected with the edge of a wing of short girder III, and a side is connected with the web of short girder III, two sides of described stiffener are connected with the edge of a wing of short girder III with long girder I respectively, and two stiffeners of setting are connected on top flange and bottom flange, and all connecting portions are welding, described long girder II is parallel with long girder I, and with vertical placement of short girder III, long girder II is positioned at the middle of two long girder I, and two ends of long girder II are connected in respectively the middle part of two short girder III by stiffener, two sides of described stiffener are connected with the edge of a wing of short girder III with long girder II respectively, and two stiffeners of setting are connected on top flange and bottom flange, and all connecting portions are welding, described secondary beam is parallel with short girder III, with long girder I and vertical placement of long girder II, by stiffener, the beam-ends of secondary beam is connected in to the middle part of long girder I and long girder II, be connected with long girder I two sides of stiffener of one end of secondary beam are connected with the edge of a wing of long girder I with secondary beam respectively, two stiffeners that arrange are connected on top flange and bottom flange, be connected with long girder II two sides of stiffener of one end of secondary beam are connected with the edge of a wing of long girder II with secondary beam respectively, two stiffeners that arrange are connected on top flange and bottom flange, all connecting portions are welding, floor adopts shear key to be connected on the framework being surrounded by long girder I, secondary beam, long girder II and short girder III.
Described C plate is made up of short girder I, long girder I, short girder II, secondary beam, stiffener, floor, column base and girder end plate; All members of described C plate all complete in factory process, be then connected with shear key each component assembly is become to described novel fabricated floor C by welding.Described two short girder II are placed on same straight line, connect by column base, and the flanged plate up and down of column base flushes with the upper bottom flange of short girder II respectively, and as two opposite side of rectangle assembling floor C plate, all connections are welding; Described long girder I and vertical placement of short girder II, as the two other opposite side of rectangle assembling floor C plate, all connections are welding; The four edges of C plate is connected with girder end plate by stiffener, form rectangular frame, two sides of described stiffener are connected with the edge of a wing of short girder II with long girder I respectively, and two stiffeners are connected on top flange and bottom flange, and all connecting portions are welding; Described girder end plate is positioned at one end that short girder II is connected with long girder I, and the upper and lower side of girder end 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, and all connecting portions are welding; One end of two short girder I and two secondary beams is connected on four sides of column base, the flanged plate up and down of column base flushes with the upper bottom flange of two short girder I and two secondary beams respectively, two short girder I point-blank, two secondary beams point-blank, column base is positioned at C Ban center, between adjacent short girder I and secondary beam, connect by stiffener, two sides of described stiffener are connected with the edge of a wing of short girder I and secondary beam respectively, two stiffeners are connected on top flange and bottom flange, and all connecting portions are welding; The other end of described short girder I is connected on the column base at two short girder II middle parts, the flanged plate up and down of column base flushes with the upper bottom flange of short girder I respectively, short girder I is connected with the limit of the C plate being made up of with two short girder II column base with column base by stiffener, two sides of described stiffener are connected with the edge of a wing of short girder II with short girder I respectively, two stiffeners are connected on top flange and bottom flange, and all connecting portions are welding; The other end of described secondary beam is connected to the middle part of long girder I, adopt stiffener to connect, two sides of described stiffener are connected with the edge of a wing of long girder I with secondary beam respectively, and two stiffeners are connected on top flange and bottom flange, and all connecting portions are welding; Floor adopts shear key to be connected on the framework being surrounded by short girder I, long girder I, short girder II, secondary beam;
Described column base is made up of two flanged plates and a square steel pipe I, and two flanged plates lay respectively on two ends of square steel pipe I, and all connections all adopt welding; Described flange post is made up of a square steel pipe II and two flanged plates, and two flanged plates lay respectively on two ends of square steel pipe II, and all connections all adopt welding; Described flange post is connected with column base, forms steel frame structural system, and all connections are all with bolts;
Described assembling floor A plate and described assembling floor B plate splice, and connecting method is that the long girder I of the long girder I of A plate and B plate is spliced, and all splicings all adopt bolt to carry out scene splicing; Described assembling floor B plate and described assembling floor C plate splice, and connecting method is that the long girder I of the long girder I of B plate and C plate is spliced, and all splicings all adopt bolt to carry out scene splicing; The basic composition unit of described assembling floor system is A plate, B plate and C plate, the two ends of assembling floor system are A plate unit, what be connected with A plate unit is B plate unit, and what be connected with B plate unit another side is C plate unit, and the middle part of floor system is B plate unit and the splicing of C plate units alternately.
Splicing between described assembling floor adopts the corrugated web steel channel beam that is applicable to assembling type steel structure system.The web interlock docking of two wave groove girder steels of the stitching portion of two adjacent assembling floors, carries out assembly connection at web place by bolt.The splicing of assembling floor of the present invention, the girder steel after assembling holds interlock shape, relies on interlock and the bolt of girder steel to make whole girder steel bear the shearing in plane, effectively improves the shear resistant capacity of assembling girder steel.
The section of described web is the ripple that even or inhomogeneous periodicity repeats, and this ripple section is rectangle waviness curve, trapezoidal waviness curve, wedge shape waviness curve or sine curve; On described web, have bolt hole, for connecting bolt; Described top flange and bottom flange are steel plate, and a limit parallel with web in steel plate is wavy curve, and the shape of waviness curve is identical with the ripple section configuration of web; Described web is positioned over the waviness curve limit place of top flange and bottom flange, and the ripple section of web coincide and is connected with the waviness curve limit of top flange and bottom flange.
Described assembling bearing diagonal is made up of cantilever lever and brace, and cantilever lever is directly welded in factory in the respective members of floor, while construction at the scene, brace and cantilever lever is assembled by cover plate and bolt, forms bearing diagonal; Described cantilever lever comprises node cantilever lever, center support crossbeam cantilever lever; Described node cantilever lever is positioned at the junction of column base and beam, and one side is connected with the edge of a wing of beam, the square steel pipe I of another side and column base, and all connections all adopt welding; Described center support 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, secondary beam, long girder II and short girder III are H shaped steel, or two back-to-back equivalent H shaped steel that are spliced of channel-section steel, or two equivalent H shaped steel that T-steel is spliced, or four equivalent H shaped steel that angle splice joint forms; Described long girder I is corrugated web steel channel beam.
All beams are section steel beams, or in the Steel Castellated Beams of the web place of beam opening holes, are convenient to various pipelines and pass, and have both saved steel, effectively improve again the clear height in house.
The present invention can obtain following beneficial effect: it is the structural system of the innovation in assembling high-rise building steel structure system that the assembled steel frame center of the rigid joint that the present invention proposes supports interlock splicing system.It is by modularization, and batch production and assemblingization combine, and have realized batch production production, and assemble fast at scene, improve speed of application, shorten the construction period, reduce construction costs, reduce environment pollution, steel recoverable after removing, is a kind of structural system of environmental protection.
Brief description of the drawings
Fig. 1 is assembling floor splicing layout plan of the present invention
Fig. 2 is the schematic diagram of assembling floor A plate of the present invention
Fig. 3 is the unit decomposition figure of assembling floor A plate of the present invention
Fig. 4 is the schematic diagram of assembling floor B plate of the present invention
Fig. 5 is the unit decomposition figure of assembling floor B plate of the present invention
Fig. 6 is the schematic diagram of assembling floor C plate of the present invention
Fig. 7 is the unit decomposition figure of assembling floor C plate of the present invention
Fig. 8 is the schematic diagram of the corrugated web girder steel in assembling floor of the present invention stitching portion
Fig. 9 is corrugated web girder steel section ripple schematic diagram of the present invention
Figure 10 is assembling floor splicing schematic diagram of the present invention
Figure 11 is Assembled Building sheet-pile seat unit decomposition figure of the present invention
Figure 12 is assembling flange pole unit exploded view of the present invention
Figure 13 is the schematic diagram that punches of the beam in assembling floor of the present invention
Figure 14 is node cantilever lever schematic diagram of the present invention
Figure 15 is the splicing schematic diagram of node cantilever lever of the present invention and brace
Figure 16 is center support crossbeam cantilever lever schematic diagram of the present invention
Figure 17 is the splicing schematic diagram of center support crossbeam cantilever lever of the present invention and brace
Figure 18 is center support form schematic diagram of the present invention
Figure 19 is assembling design sketch of the present invention
Wherein: 1-short girder I, 2-long girder I, 3-short girder II, 4-secondary beam, 5-stiffener, 6-floor, 7-column base, 8-girder end plate, 9-long girder II, 10-short girder III, 11-flanged plate, 12-square steel pipe I, 13-flange post, 14-square steel pipe II, 15-node cantilever lever, 16-center support crossbeam cantilever lever, 17-brace.
Detailed description of the invention
Be elaborated below in conjunction with accompanying drawing:
As shown in Figure 1, described assembling system adopts bolts assemblies to form by assembling floor, assembling support and assembling flange post; The basic composition unit of described assembling floor system is A plate, B plate and C plate, the two ends of assembling floor system are A plate unit, what be connected with A plate unit is B plate unit, and what be connected with B plate unit another side is C plate unit, and the middle part of floor system is B plate unit and the splicing of C plate units alternately.
As shown in accompanying drawing 2 and accompanying drawing 3, described A plate is made up of short girder I 1, long girder I 2, short girder II 3, secondary beam 4, stiffener 5, floor 6, column base 7 and girder end plate 8; All members of described A plate all complete in factory process, be then connected with shear key each component assembly is become to described novel fabricated floor A by welding.Short girder I 1 and vertical the putting of short girder II 3, short girder I 1 is connected with short girder II 3 with stiffener 5 by column base 7, the flanged plate up and down 11 of column base 7 flushes with the upper bottom flange of short girder I 1 and short girder II 3 respectively, two sides of described stiffener 5 are connected with the edge of a wing of short girder II 3 with short girder I 1 respectively, two stiffeners 5 are connected on top flange and bottom flange, and all connecting portions are welding; Two short girder I 1 are placed on same straight line, are connected by column base 7, and the flanged plate up and down 11 of column base 7 flushes with the upper bottom flange of two short girder I 1 respectively, and all connecting portions are all adopted as welding; Secondary beam 4 is parallel with short girder II 3, vertical with two short girder I 1, be connected with two short girder I 1 with stiffener 5 by column base 7, the flanged plate up and down 11 of column base 7 flushes with the upper bottom flange of secondary beam 4 respectively, two sides of described stiffener 5 are connected with the edge of a wing of secondary beam 4 with short girder I 1 respectively, two stiffeners 5 are connected on top flange and bottom flange, and all connecting portions are all adopted as welding; Long girder I 2 is parallel to two short girder I 1, perpendicular to two short girder II 3 and secondary beam 4, is connected with girder end plate 8 by stiffener 5 with two short girder II 3 and secondary beam 4; Described girder end plate 8 is positioned at the end of short girder II 3, and the upper and lower side of girder end plate 8 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; Two sides of described stiffener 5 connect the edge of a wing of long girder I 2 and short girder II 3, and with the edge of a wing that is connected long girder I 2 and secondary beam 4, stiffener 5 is connected on top flange and bottom flange, and all connecting portions are all adopted as welding; Floor 6 adopts shear key to be connected on the framework being surrounded by short girder I 1, long girder I 2, short girder II 3 and secondary beam 4.
As shown in accompanying drawing 4 and accompanying drawing 5, described B plate is made up of long girder I 2, secondary beam 4, stiffener 5, floor 6, girder end plate 8, long girder II 9 and short girder III 10; All members of described B plate all complete in factory process, be then connected with shear key each component assembly is become to described novel fabricated floor B by welding.Long girder I 2 and vertical the putting of short girder III 10, be connected with two short girder III 10 two long girder I 2 with girder end plate 8 by stiffener 5 in beam end, form rectangular frame, described girder end plate 8 is positioned at the end of short girder III 10, and the upper and lower side of girder end plate 8 is connected with the edge of a wing of short girder III 10, and a side is connected with the web of short girder III 10, two sides of described stiffener 5 are connected with the edge of a wing of short girder III 10 with long girder I 2 respectively, and two stiffeners 5 of setting are connected on top flange and bottom flange, and all connecting portions are welding, described long girder II 9 is parallel with long girder I 2, placement vertical with short girder III 10, and long girder II 9 is positioned at the middle of two long girder I 2, and two ends of long girder II 9 are connected in respectively the middle part of two short girder III 10 by stiffener 5, two sides of described stiffener 5 are connected with the edge of a wing of short girder III 10 with long girder II 9 respectively, and two stiffeners 5 of setting are connected on top flange and bottom flange, and all connecting portions are welding, described secondary beam 4 is parallel with short girder III 10, with the placement vertical with long girder II 9 of long girder I 2, by stiffener 5, the beam-ends of secondary beam 4 is connected in to the middle part of long girder I 2 and long girder II 9, be connected with long girder I 2 two sides of stiffener 5 of one end of secondary beam 4 are connected with the edge of a wing of long girder I 2 with secondary beam 4 respectively, two stiffeners 5 that arrange are connected on top flange and bottom flange, be connected with long girder II 9 two sides of stiffener 5 of one end of secondary beam 4 are connected with the edge of a wing of long girder II 9 with secondary beam 4 respectively, two stiffeners 5 that arrange are connected on top flange and bottom flange, all connecting portions are welding, floor 6 adopts shear key to be connected on the framework being surrounded by long girder I 2, secondary beam 4, long girder II 9 and short girder III 10.
As shown in accompanying drawing 6 and accompanying drawing 7, described C plate is made up of short girder I 1, long girder I 2, short girder II 3, secondary beam 4, stiffener 5, floor 6, column base 7 and girder end plate 8; All members of described C plate all complete in factory process, be then connected with shear key each component assembly is become to described novel fabricated floor C by welding.Described two short girder II 3 are placed on same straight line, connect by column base 7, and the flanged plate up and down 11 of column base 7 flushes with the upper bottom flange of short girder II 3 respectively, and as two opposite side of rectangle assembling floor C plate, all connections are welding, the placement vertical with short girder II 3 of described long girder I 2, as the two other opposite side of rectangle assembling floor C plate, all connections are welding, the four edges of C plate is connected with girder end plate 8 by stiffener 5, form rectangular frame, two sides of described stiffener 5 are connected with the edge of a wing of short girder II 3 with long girder I 2 respectively, and two stiffeners 5 are connected on top flange and bottom flange, and all connecting portions are welding, described girder end plate 8 is positioned at one end that short girder II 3 is connected with long girder I 2, and the upper and lower side of girder end plate 8 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, and all connecting portions are welding, one end of two short girder I 1 and two secondary beams 4 is connected on four sides of column base 7, the flanged plate up and down 11 of column base 7 flushes with the upper bottom flange of two short girder I 1 and two secondary beams 4 respectively, two short girder I 1 point-blank, two secondary beams 4 point-blank, column base 7 is positioned at C Ban center, between adjacent short girder I 1 and secondary beam 4, connect by stiffener 5, two sides of described stiffener 5 are connected with the edge of a wing of secondary beam 4 with short girder I 1 respectively, two stiffeners 5 are connected on top flange and bottom flange, all connecting portions are welding, the other end of described short girder I 1 is connected on the column base 7 at two short girder II 3 middle parts, the flanged plate up and down 11 of column base 7 flushes with the upper bottom flange of short girder I 1 respectively, short girder I 1 is connected with the limit of the C plate being made up of with two short girder II 3 column base 7 with column base 7 by stiffener 5, two sides of described stiffener 5 are connected with the edge of a wing of short girder II 3 with short girder I 1 respectively, two stiffeners 5 are connected on top flange and bottom flange, and all connecting portions are welding, the other end of described secondary beam 4 is connected to the middle part of long girder I 2, adopt stiffener 5 to connect, two sides of described stiffener 5 are connected with the edge of a wing of long girder I 2 with secondary beam 4 respectively, and two stiffeners 5 are connected on top flange and bottom flange, and all connecting portions are welding, floor 6 adopts shear key to be connected on the framework being surrounded by short girder I 1, long girder I 2, short girder II 3, secondary beam 4,
As shown in Figure 8, the wave groove beam of assembling floor of the present invention stitching portion.
As shown in Figure 9, the multiple section corrugated form of wave groove beam of the present invention.
As shown in Figure 10, the bolt at adjacent assembling floor of the present invention place connects.
As shown in accompanying drawing 11 and accompanying drawing 12, described column base 7 is made up of two flanged plates 11 and a square steel pipe I 12, and two flanged plates 11 lay respectively on two ends of square steel pipe I 12, and all connections all adopt welding; Described flange post 13 is made up of a square steel pipe II 14 and two flanged plates 11, and two flanged plates 11 lay respectively on two ends of square steel pipe II 14, and all connections all adopt welding; Described flange post 13 is connected with column base 7, forms steel frame structural system, and all connections are all with bolts;
Described assembling floor A plate and described assembling floor B plate splice, and connecting method is that the long girder I 2 of the long girder I 2 of A plate and B plate is spliced, and all splicings all adopt bolt to carry out scene splicing; Described assembling floor B plate and described assembling floor C plate splice, and connecting method is that the long girder I 2 of the long girder I 2 of B plate and C plate is spliced, and all splicings all adopt bolt to carry out scene splicing;
As shown in Figure 13, described all beams, all can adopt the Steel Castellated Beams at the web place of beam opening holes, are convenient to various pipelines and pass.
As shown in accompanying drawing 14-18, described assembling bearing diagonal is made up of cantilever lever and brace 17, and cantilever lever is directly welded in factory in the respective members of floor, while construction at the scene, brace and cantilever lever is assembled by cover plate and bolt, forms bearing diagonal; Described cantilever lever comprises node cantilever lever 15, center support crossbeam cantilever lever 16; Described node cantilever lever 15 is positioned at the junction of column base 7 and beam, and one side is connected with the edge of a wing of beam, the square steel pipe I 12 of another side and column base 7, and all connections all adopt welding; Described center support crossbeam cantilever lever 16 is positioned at the middle part of beam, is welded on the edge of a wing of beam;
As shown in Figure 19, assembling design sketch of the present invention.

Claims (5)

1. the assembled steel frame center of a rigid joint supports interlock splicing system, it is characterized in that: the assembled steel frame center of described rigid joint supports interlock splicing system by assembling floor, and assembling flange post and assembling bearing diagonal adopt bolts assemblies to form; The bean column node of described steel structure system and bearing diagonal are to be welded in factory with being connected of framework, can realize and being rigidly connected; Described assembling floor is by A plate, 3 kinds of combined and spliced forming of assembling floor of B plate and C plate;
Splicing between described assembling floor adopts the assembling corrugated web steel channel beam that is applicable to assembling type steel structure system.The web interlock docking of two wave groove girder steels of the stitching portion of two adjacent assembling floors, carries out assembly connection at web place by bolt.The splicing of assembling floor of the present invention, the girder steel after assembling is interlock shape, relies on interlock and the bolt of girder steel to make whole girder steel bear the shearing in plane, improves the shear resistant capacity of assembling girder steel;
Described A plate is mainly made up of short girder I (1), long girder I (2), short girder II (3), secondary beam (4), stiffener (5), floor (6), column base (7) and girder end plate (8); All members of described A plate all complete in factory process, be then connected with shear key each component assembly is become to described assembling floor A by welding; Short girder I (1) and vertical the putting of short girder II (3), short girder I (1) is connected with short girder II (3) with stiffener (5) by column base (7), short girder I (1) and short girder II (3) are connected in the square steel pipe I (12) of column base (7), two sides of described stiffener (5) are connected with the edge of a wing of short girder II (3) with short girder I (1) respectively, two stiffeners (5) are connected on top flange and bottom flange, and all connecting portions are welding; Two short girder I (1) are placed on same straight line, are connected by column base (7), and two short girder I (1) are connected in the square steel pipe I (12) of column base (7), and all connecting portions are all adopted as welding; Secondary beam (4) is parallel with short girder II (3), vertical with two short girder I (1), be connected with two short girder I (1) with stiffener (5) by column base (7), secondary beam (4) is connected in the square steel pipe I (12) of column base (7), two sides of described stiffener (5) are connected with the edge of a wing of secondary beam (4) with short girder I (1) respectively, two stiffeners (5) are connected on top flange and bottom flange, and all connecting portions are all adopted as welding; Long girder I (2) is parallel to two short girder I (1), perpendicular to two short girder II (3) and secondary beam (4), is connected with girder end plate (8) by stiffener (5) with two short girder II (3) and secondary beam (4); Described girder end plate (8) is positioned at the end of short girder II (3), and the upper and lower side of girder end plate (8) 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); Two sides of described stiffener (5) connect the edge of a wing of long girder I (2) and short girder II (3), and the edge of a wing of the long girder I of connection (2) and secondary beam (4), stiffener (5) is connected on top flange and bottom flange, and all connecting portions are all adopted as welding; Floor (6) is positioned in the plane that each beam surrounds, and adopts shear key that floor (6) is connected on each beam;
Described B plate is mainly made up of long girder I (2), secondary beam (4), stiffener (5), floor (6), girder end plate (8), long girder II (9) and short girder III (10), all members of described B plate all complete in factory process, be then connected with shear key each component assembly is become to described assembling floor B by welding, long girder I (2) and vertical the putting of short girder III (10), be connected with two short girder III (10) two long girder I (2) with girder end plate (8) by stiffener (5) in beam end, form rectangular frame, described girder end plate (8) is positioned at the end of short girder III (10), and the upper and lower side of girder end plate (8) is connected with the edge of a wing of short girder III (10), and a side is connected with the web of short girder III (10), two sides of described stiffener (5) are connected with the edge of a wing of short girder III (10) with long girder I (2) respectively, and two stiffeners (5) of setting are connected on top flange and bottom flange, and all connecting portions are welding, described long girder II (9) is parallel with long girder I (2), placement vertical with short girder III (10), long girder II (9) is positioned at the middle of two long girder I (2), and two ends of long girder II (9) are connected in respectively the middle part of two short girder III (10) by stiffener (5), two sides of described stiffener (5) are connected with the edge of a wing of short girder III (10) with long girder II (9) respectively, and two stiffeners (5) of setting are connected on top flange and bottom flange, and all connecting portions are welding, described secondary beam (4) is parallel with short girder III (10), with long girder I (2) placement vertical with long girder II (9), by stiffener (5), the beam-ends of secondary beam (4) is connected in to the middle part of long girder I (2) and long girder II (9), be connected with long girder I (2) two sides of stiffener (5) of one end of secondary beam (4) are connected with the edge of a wing of long girder I (2) with secondary beam (4) respectively, two stiffeners (5) that arrange are connected on top flange and bottom flange, be connected with long girder II (9) two sides of stiffener (5) of one end of secondary beam (4) are connected with the edge of a wing of long girder II (9) with secondary beam (4) respectively, two stiffeners (5) that arrange are connected on top flange and bottom flange, all connecting portions are welding, floor (6) is positioned in the plane that each beam surrounds, and adopts shear key that floor (6) is connected on each beam,
Described C plate is mainly made up of short girder I (1), long girder I (2), short girder II (3), secondary beam (4), stiffener (5), floor (6), column base (7) and girder end plate (8), all members of described C plate all complete in factory process, be then connected with shear key each component assembly is become to described assembling floor C by welding, two described short girder II (3) are placed on same straight line, connect by column base (7), and short girder II (3) is connected in the square steel pipe I (12) of column base (7), and as two opposite side of rectangle assembling floor C plate, all connections are welding, described long girder I (2) placement vertical with short girder II (3), as the two other opposite side of rectangle assembling floor C plate, all connections are welding, the four edges of C plate is connected with girder end plate (8) by stiffener (5), form rectangular frame, two sides of described stiffener (5) are connected with the edge of a wing of short girder II (3) with long girder I (2) respectively, two stiffeners (5) are connected on top flange and bottom flange, and all connecting portions are welding, described girder end plate (8) is positioned at one end that short girder II (3) is connected with long girder I (2), the upper and lower side of girder end plate (8) is connected with the edge of a wing of short girder II (3), a side is connected with the web of short girder II (3), and all connecting portions are welding, one end of two short girder I (1) and two secondary beams (4) is connected on four sides of column base (7), two short girder I (1) and two secondary beams (4) are connected in the square steel pipe I (12) of column base (7), two short girder I (1) point-blank, two secondary beams (4) point-blank, column base (7) is positioned at C Ban center, between adjacent short girder I (1) and secondary beam (4), connect by stiffener (5), two sides of described stiffener (5) are connected with the edge of a wing of secondary beam (4) with short girder I (1) respectively, two stiffeners (5) are connected on top flange and bottom flange, all connecting portions are welding, the other end of described short girder I (1) is connected on the column base (7) at two short girder II (3) middle part, short girder I (1) is connected in the square steel pipe I (12) of column base (7), short girder I (1) is connected with the limit of the C plate being made up of with two short girder II (3) column base (7) with column base (7) by stiffener (5), two sides of described stiffener (5) are connected with the edge of a wing of short girder II (3) with short girder I (1) respectively, two stiffeners (5) are connected on top flange and bottom flange, and all connecting portions are welding, the other end of described secondary beam (4) is connected to the middle part of long girder I (2), adopt stiffener (5) to connect, two sides of described stiffener (5) are connected with the edge of a wing of long girder I (2) with secondary beam (4) respectively, two stiffeners (5) are connected on top flange and bottom flange, and all connecting portions are welding, floor (6) is positioned in the plane that each beam surrounds, and adopts shear key that floor (6) is connected on each beam,
Described column base (7) is made up of two flanged plates (11) and a square steel pipe I (12), and two flanged plates (11) lay respectively on two ends of square steel pipe I (12), and all connections all adopt welding; Described flange post (13) is made up of a square steel pipe II (14) and two flanged plates (11), and two flanged plates (11) lay respectively on two ends of square steel pipe II (14), and all connections all adopt welding; Described flange post (13) is connected with column base (7), forms steel frame structural system, and all connections are all with bolts;
Described assembling floor A plate and described assembling floor B plate splice, and connecting method is that the long girder I (2) of the long girder I (2) of A plate and B plate is spliced, and all splicings all adopt bolt to carry out scene splicing; Described assembling floor B plate and described assembling floor C plate splice, and connecting method is that the long girder I (2) of the long girder I (2) of B plate and C plate is spliced, and all splicings all adopt bolt to carry out scene splicing; The basic composition unit of described assembling floor system is A plate, B plate and C plate, the two ends of assembling floor system are A plate unit, what be connected with A plate unit is B plate unit, and what be connected with B plate unit another side is C plate unit, and the middle part of floor system is B plate unit and the splicing of C plate units alternately;
Described assembling bearing diagonal is made up of cantilever lever and brace (17), and cantilever lever is directly welded in factory in the respective members of floor, while construction at the scene, brace (17) and cantilever lever is assembled by cover plate and bolt, forms bearing diagonal; Described cantilever lever comprises node cantilever lever (15), center support crossbeam cantilever lever (16); Described node cantilever lever (15) is positioned at the junction of column base (7) and beam, and one side is connected with the edge of a wing of beam, the square steel pipe I (12) of another side and column base (7), and all connections all adopt welding; Described center support crossbeam cantilever lever (16) is positioned at the middle part of beam, is welded on the edge of a wing of beam.
2. the assembled steel frame center of a kind of rigid joint according to claim 1 supports interlock splicing system, it is characterized in that: described short girder I (1), short girder II (3), secondary beam (4), long girder II (9) and short girder III (10) are H shaped steel, or two back-to-back equivalent H shaped steel that are spliced of channel-section steel, or two equivalent H shaped steel that T-steel is spliced, or four equivalent H shaped steel that angle splice joint forms; Described long girder I (2) is corrugated web girder steel.
3. the assembled steel frame center of a kind of rigid joint according to claim 1 supports interlock splicing system, it is characterized in that: described all beams are section steel beams, or in the Steel Castellated Beams of the web place of beam opening holes, is convenient to various pipelines and passes.
4. the assembled steel frame center of a kind of rigid joint according to claim 1 supports interlock splicing system, it is characterized in that: described bearing diagonal is type steel support, or compound beam supports, or buckling-restrained energy-dissipation, or power consumption with damper is supported.
5. the assembled steel frame center of a kind of rigid joint according to claim 1 supports interlock splicing system, it is characterized in that, described wave groove girder steel is by top flange, and web and bottom flange form, described top flange is parallel with bottom flange, and described web is vertically between top flange and bottom flange; The section of described web is the ripple that even or inhomogeneous periodicity repeats, and this ripple section is rectangle waviness curve, trapezoidal waviness curve, wedge shape waviness curve or sine curve; On described web, have bolt hole, for connecting bolt; Described top flange and bottom flange are steel plate, and a limit parallel with web in steel plate is wavy curve, and the shape of waviness curve is identical with the ripple section configuration of web; Described web is positioned over the waviness curve limit place of top flange and bottom flange, and the ripple section of web coincide and is connected with the waviness curve limit of top flange and bottom flange.
CN201410104217.7A 2014-03-20 2014-03-20 Assembly type steel frame center supporting and meshing splicing system for rigid joint Pending CN103898968A (en)

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JPH06280307A (en) * 1993-03-29 1994-10-04 Sumitomo Metal Ind Ltd Column beam joint part
JPH11140979A (en) * 1997-11-14 1999-05-25 Arutesu:Kk Joint device between enclosed section column and beam
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CN102979168A (en) * 2012-11-26 2013-03-20 北京工业大学 Industrialized multi-story high-rise assembled steel structure frame - centrally-braced system
CN103206014A (en) * 2013-04-23 2013-07-17 北京工业大学 Multi-high-rise assembled steel structure frame supporting system capable of realizing rigid connection of joints
CN103290992A (en) * 2013-04-19 2013-09-11 北京工业大学 Assembly type ripple web plate occluded steel beam

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06280307A (en) * 1993-03-29 1994-10-04 Sumitomo Metal Ind Ltd Column beam joint part
JPH11140979A (en) * 1997-11-14 1999-05-25 Arutesu:Kk Joint device between enclosed section column and beam
WO2004009922A1 (en) * 2002-07-22 2004-01-29 Skidmore, Owings & Merrill Llp Seismic structural device
CN201228394Y (en) * 2008-06-24 2009-04-29 沈阳建筑大学 Frame node of cellular steel reinforced concrete column and reinforced concrete beam
CN102979162A (en) * 2012-11-26 2013-03-20 北京工业大学 Multi-story high-rise assembled steel structure frame - prestressed centrally-braced system
CN102979168A (en) * 2012-11-26 2013-03-20 北京工业大学 Industrialized multi-story high-rise assembled steel structure frame - centrally-braced system
CN103290992A (en) * 2013-04-19 2013-09-11 北京工业大学 Assembly type ripple web plate occluded steel beam
CN103206014A (en) * 2013-04-23 2013-07-17 北京工业大学 Multi-high-rise assembled steel structure frame supporting system capable of realizing rigid connection of joints

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Application publication date: 20140702