CN103981943B - Industrialization assembled is many, the double plate Self-resetting eccentrical braces of high-rise steel structure - Google Patents
Industrialization assembled is many, the double plate Self-resetting eccentrical braces of high-rise steel structure Download PDFInfo
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- CN103981943B CN103981943B CN201410146695.4A CN201410146695A CN103981943B CN 103981943 B CN103981943 B CN 103981943B CN 201410146695 A CN201410146695 A CN 201410146695A CN 103981943 B CN103981943 B CN 103981943B
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Abstract
Industrialization assembled is many, the double plate Self-resetting eccentrical braces of high-rise steel structure, belongs to technical field of building construction.It includes steel construction main body grillage, Self-resetting supporting member, pillar system, it is characterised in that: described steel construction main body grillage includes basis grillage, pillar system.In factory, wide beam, narrow beam and column seat being assembled into basis grillage, described basis grillage, floor are made of one, wide beam and narrow beam are and are welded by channel-section steel in factory.Pipeline passes through between the web channel-section steel of wide beam and narrow beam, thus forms A basis grillage, B basis grillage and C basis grillage.High-strength bolt is used to be connected and part weldering with described column base connecting portion, described wide beam with described narrow beam junction at described soleplate frame plate.High-strength bolt Flange joint is used between described column base and described pillar.The advantages such as it is fast that the structural system of the present invention has speed of application, and structural bearing capacity is high, Lateral resisting ability is good, pollution-free, it is possible to give full play to the intensity of material.
Description
Technical field
The present invention relates to a kind of industry of a kind of new structural systen, particularly building field application
Change assembling type steel structure eccentrical braces.
Background technology
The construction of common steel construction uses welding the most in a large number, not only affect speed of application and
And construction quality also is difficult to control, occur recent years causes due to Construction of Steel Structure quality
Qualitative problems of construction is too numerous to enumerate, and Site Welding is the factor that one of them is important, Site Welding
Quality is wayward, and environment causes the biggest pollution.
Traditional reinforced concrete structure needs on-the-spot assembling reinforcement, cast concrete, needs big
Artificial and the curing time of amount, construction costs is greatly improved.And cause a large amount of during building demolition
Building waste.
Recent years, domestic scholars is only limitted to multilamellar to the research of assembling type steel structure, and executes
Work speed simply slightly reduces, and the most really realizes the Fast Installation of steel construction, embodies steel construction
Advantage.
Curvature-prevention support component as the lateral resisting energy-dissipating device being applied in many, high-level structure,
Under middle shake or big shake effect, curvature-prevention support component all can realize total cross-section and fill when drawing, pressing
Divide surrender to occur without entirety or the cripling destruction of supporting member, make originally to pass through body junction
The power consumption mode of structure beam-ends plastic hinge is changed into only concentrates power consumption in anti-buckling support member, from
And preferably protect agent structure.But tradition anti-buckling be supported under severe earthquake action produce
Residual deformation is the most irrecoverable, and traditional anti-buckling support also has concrete restraining tube structure
The machining accuracy that part 2-3 is caused controls the problems such as difficult, wet trade workload is big.
Summary of the invention
It is an object of the invention to overcome the drawbacks described above of existing engineering, it is provided that Yi Zhongduo, high level
The structural system of steel construction rapid construction, this structural system is capable of main body steel construction and runback
The Fast Installation of position supporting member, and high-intensity earthquake can be resisted, ideally embody tapping
The advantage of structure.
In order to achieve the above object, the present invention adopts the following technical scheme that
Industrialization assembled is many, the double plate Self-resetting eccentrical braces of high-rise steel structure, including main
Body grillage 1 and pillar system 16, Self-resetting supporting member 2；Main body grillage includes: soleplate
Frame 1-1, floor 1-2.Profiled sheet 5 is placed on wide beam 3 and narrow beam 4, uses
Peg connects, and casting concrete 6 on profiled sheet 5 utilizes wide beam 3, narrow beam 4 web member
Space, place pipeline etc., ultimately form A basis grillage, B basis grillage and C soleplate
Frame, is bolted A, B, C basis grillage 1-1 shown in accompanying drawing 1, and welding
Connect into main body grillage.Floor 1-2 is cast on the grillage 1-1 of A, B, C basis, with basis
Grillage 1-1 forms entirety.Pillar 8 is connected into general frame by bolt and column base 7, will
After otic placode 9 is connected with main body frame, then Self-resetting supporting member 2 is passed through high-strength bolt with whole
The otic placode 9 of body framework is connected, and forms total system.
The base that described main body grillage 1 is made up of A plate, B plate, the basic grillage 1-1 of C plate three kinds
This unit is constituted, and A plate, C plate, B plate, A plate is linked in sequence, wherein A plate base plate
Frame is the basic grillage 1-1 of edge, and B plate, C plate two soleplate are the plate in centre position
Frame, and B plate, C plate base grillage 1-1 alternately connection.And pass through spiral shell shown in accompanying drawing 1
Tether and connect, and be welded to connect into main body grillage.Floor 1-2 cast is A, B, C soleplate
On frame 1-1, form entirety with basis grillage 1-1.
In three kinds of basic grillage 1-1, the beam with other basis grillage 1-1 adjacent one side is not
Wide beam 3；It is narrow beam 4 with the beam of other basis grillage 1-1 adjacent one side；The beam of narrow beam 4
The half of a width of wide beam 3 deck-siding, the deck-siding of wide beam 4 is less than or equal to the width of column base flange；
Wide beam, the structure of narrow beam is identical, is all girder truss；The wherein top-bottom chord of girder truss, web member
Being channel-section steel, web member becomes 30 degree of-60 angle spent with chord member；Each girder truss top-bottom chord
Between be at least disposed with the connection channel-section steel 10 in 3 strap bolt holes, girder truss two ends are respectively arranged with one piece of band
The end-plate of the rectangle of bolt hole；The top-bottom chord of girder truss, web member, connection channel-section steel, end seal
Welding it is between plate；
Orthogonal two beams in A plate, B plate, the basic grillage 1-1 of C plate three kinds, along deck-molding
With two pieces of stiffeners 12 by being welded to connect；The most adjacent beam is in the company of two beam same positions
Access slot steel is connected with；With in the basic grillage 1-1 of column base 7, column base is used with adjacent beam
Bolt connects；
A plate is basis, the outside grillage 1-1 of main body grillage 1, forms for wide beam 3 and narrow beam 4
The basic grillage 1-1 of rectangle, the interposition of A grillage is equipped with two narrow beams 4 being connected side by side,
And two narrow beam 4 bolt the connection channel-section steel being in two beam same positions is linked together；A plate
Outer long side while arrange pillar 8；The long limit adjacent with other bases grillage 1-1 is the most not
Arrange pillar 8；
B plate, C plate is the basic grillage 1-1 of two kinds of rectangles of intermediate form；Wherein B plate and A
Pillar 8 is not arranged on the narrow beam limit that plate is adjacent；Pillar 8 is arranged on the narrow beam limit adjacent with C, is formed
Node, wherein intermediate node is node VI, and the node at two ends is node V；Node VI is T
Shape, is wider than due to column base flange or is equal to the twice of narrow beam deck-siding, so narrow beam and column base
After the line of eccentricity alignment of flange, allow for column base protrusion and be connected to what column base both sides were made up of narrow beam
The width of half column base in long limit；Node V is L-shaped, wherein column base with orthogonal one wide
Beam, a narrow beam are bolted together, in wide beam and column base flange orthogonal two
An alignment in line of eccentricity；Narrow beam aligns, due to narrow beam with another in two line of eccentricity
Deck-siding less than or equal to the half of column base flange width, so column base also can protrude by narrow beam group
The width of half column base in long limit become.Column base at i.e. B plate node V, node VI protrudes phase
Half column base of narrow beam even, forms a projection；
Pillar is not the most arranged on C plate and B plate, the two long limits that A plate is adjacent, and C plate is adjacent with B plate
The node on long limit, centre position node is node VIII, and two ends are node VII；Node
VIII is four narrow beam compositions, wherein two narrow beam conllinear；Other two narrow beams are positioned in the middle of C plate
Position, connects side by side and beam narrow with conllinear is vertical；The two narrow beams of conllinear are respectively with the narrowest beam not
Adjacent long edges vertical alignment；Node VII is an orthogonal narrow beam and a wide beam group
Become；Narrow beam and long limit, the inner side vertical alignment of wide beam, i.e. C node VIII, node VII are equal
Form groove so that node VIII groove matches with the projection of B plate node V, node VII
Groove matches with the projection of B node VI；
Column base 7 be up and down band column base flange 7-3, surrounding by the column base connector 7-1 in strap bolt hole
The stub of parcel, each parts are by being welded together；Pillar 8 leads to post cover plate 11-1
Cross and be welded together；Post cover plate 11-1, column base flange 7-3, beam are bolted to
Together；
Floor 1-2 is cast on A plate, B plate, C plate, forms entirety with basis grillage 1-1；
Structure Self-resetting supporting member, described is that a kind of channel-section steel assembling type steel structure Self-resetting is anti-in the wrong
Bent support, this support is by internal energy consumption inner core 24, peripheral channel-section steel confining part 19, spring 29
Three parts are constituted.The internal energy consumption inner core 24 of two panels inserts respectively peripheral channel-section steel confining part 19 and
In the intermediate gaps of I shape web 30；Support column 22 is through the symmetrical cloth of spring stripper plate 25
Putting in channel-section steel end, support column 22 is fixed on channel-section steel end plate 23 and top flange connecting plate 21
Between, spring 29 is enclosed within support column 22, adds and is located at spring stripper plate 25 and channel-section steel end plate
Between 23；Spring 29 only works when spring stripper plate 25 extrudes；For making internal power consumption
Inner core 24 axial deformation is consumed energy so that internal energy consumption inner core 24 is than peripheral channel-section steel confining part
19 is long；
The edge of a wing is vertically connected with between plate welding one block of plate, i.e. top flange connecting plate, itself and channel-section steel
End plate is used for fixing support column together.Spring 29 is enclosed within support column 22, the correspondence of inner core
Position, each welding one block of plate with holes, i.e. spring stripper plate 25, it on pore size and
Support column 22 is identical, so that support column 22 can pass spring stripper plate 25, spring 29 is located at
Between spring stripper plate 25 and channel-section steel end plate 23；
Internal energy consumption inner core 24 is yi word pattern biplate steel plate, and two panels steel plate is placed in parallel, middle
Leaving certain distance, this distance is the thickness of I shape web；For make energy consumption inner core be prone to into
Enter plasticity power consumption, weaken in the middle part of chip board, in circular arc；Energy consumption inner core 24 one end is two pieces
Connecting plate normal thereto: connect under internal energy consumption inner core upper junction plate 26, internal energy consumption inner core
Fishplate bar 26, is connected with energy consumption inner core vertical welding；The connecting plate of supporting member end is with spiral shell
Keyhole, is linked together with framework by high-strength bolt；Internal energy consumption inner core upper junction plate 26,
Lower connecting plate 27 is welded together by short stiffener；Short stiffener is the most vertical with two plates.
Spring stripper plate 25 is used for retraining support column 22, and carrys out compression spring with the twitch of energy consumption inner core
29；It is I shape web 30 in the middle of two inner core plates.
Peripheral channel-section steel confining part 24 is two relative channel-section steels, and channel-section steel outward opening is middle
For I shape web 30, two channel-section steels leave certain distance with I shape web 30, form two
Individual space, two energy consumption inner core insert in two spaces respectively, and this distance is energy consumption inner core
Thickness, in order to energy consumption inner core penetrates in the middle of two channel-section steels with I shape web 30, and channel-section steel is upper and lower
One block of flange plate of each welding, fixing channel-section steel, and together as the peripheral constraint component of supporting member,
Flange plate two ends are longer than channel-section steel up and down.
The present invention can obtain following beneficial effect:
The present invention uses the construction stage be capable of quick assembled type and can be effective against level
The high-rise steel structure Self-resetting support system of sidesway.This version can not only be effectively real
The industrialization of existing steel structure member processing and speed of application significantly can be greatly enhanced
Reduce steel using amount.
Being found by engineering practice and 1:10 vibrostand experiment, described new structural systen ratio is general
Logical structural system speed of application improves 500%, and steel using amount reduces by 50%, and realizes executing
" anhydrous, without fiery, dustless " that work is on-the-spot, reduces the potential safety hazard of site operation, reduces
Environmental pollution.
Accompanying drawing explanation
Fig. 1 present configuration mainboard frame plane graph
Fig. 2 present configuration entirety grillage constitutional diagram
Fig. 3 present configuration framework supports figure
Fig. 4 present configuration A grillage figure
Fig. 5 present configuration B grillage figure
The protruding figure of Fig. 6 present configuration B grillage node 6
The protruding figure of Fig. 7 present configuration B grillage node 5
Fig. 8 present configuration C grillage figure
Fig. 9 present configuration C grillage node 8 groove figure
Figure 10 present configuration C grillage node 7 groove figure
Figure 11 present configuration node 1 figure
Figure 12 present configuration node 1 detail drawing
Figure 13 inventive structure node 2 figure
Figure 14 present configuration node 2 detail drawing
Figure 15 present configuration node 3 figure
Figure 16 present configuration node 3 detail drawing
Figure 17 present configuration node 4 figure
Figure 18 present configuration node 4 detail drawing
Figure 19 present configuration node 5 figure
Figure 20 present configuration node 5 detail drawing
Figure 21 present configuration node 6 figure
Figure 22 present configuration node 6 detail drawing
Figure 23 present configuration node 7 figure
Figure 24 present configuration node 7 detail drawing
Figure 25 present configuration node 8 figure
Figure 26 present configuration node 8 detail drawing
Figure 27 present configuration column base figure
Figure 28 present configuration column base detail drawing
Figure 29 present configuration profiled sheet figure
Figure 30 Self-resetting of the present invention supporting member structural map
Figure 31 supporting member of the present invention structure decomposition map
The internal energy consumption inner core figure of Figure 32 Self-resetting of the present invention supporting member
The outside angle steel confining part figure of Figure 33 Self-resetting of the present invention supporting member
Wherein, 1-main body grillage；2-Self-resetting supporting member；3-wide beam；The narrow beam of 4-；5-
Profiled sheet；6-concrete；7-column base；7-1: column base connector；7-2: stub；7-3:
Column base flange；8-pillar；9-1: single connection otic placode；9-2: dual link otic placode；10-connects
Channel-section steel；11-1 post cover plate I；11-2 cover plate II；11-3 post cover plate III；11-4 cover plate IV；
11-5 post cover plate V；12-stiffener；13-termination；14-section shrouding；15-floor；16-post
Subsystem.17-external frame confining part top flange plate；18-external frame confining part bottom wing
Listrium；The outside channel-section steel confining part of 19-；20-transverse stiffener；21-top flange connecting plate；
22-support column；23-channel-section steel end plate；The internal energy consumption inner core of 24-；25-spring stripper plate；26-
Internal energy consumption inner core upper junction plate；The internal energy consumption inner core lower connecting plate of 27-；28-short stiffener；
29-spring；30-I shape I shape web.
Specific implementation
Illustrate the implementation of described structural system below in conjunction with the accompanying drawings.
As shown in Fig. 1～9, the present invention is that a kind of industrialization assembled is many, high-rise steel structure I-shaped
The double plate self reset curvature-prevention eccentrical braces of type, includes steel construction main body grillage, Self-resetting support
Component, pillar system, it is characterised in that: described steel construction main body grillage include basis grillage,
Pillar system.In factory, wide beam 3, narrow beam 4 and column base 7 are assembled into basis grillage, herein
Floor is as a example by profiled sheet concrete, and floor can also be the forms such as reinforced concrete floor.
Self-resetting supporting member is with a kind of common form explanation herein.Profiled sheet 5 is placed in width
On beam 3 and narrow beam 4, peg is used to connect, casting concrete 6 on profiled sheet 5, profit
With wide beam 3, the space of narrow beam 4 web member, place pipeline etc., ultimately form A basis grillage,
B basis grillage and C basis grillage, pass through A, B, C basis grillage shown in accompanying drawing 1
Bolt connects, and is welded to connect into main body grillage.Floor 15 cast is A, B, C basis
On grillage, form entirety with basis grillage.Pillar 8 is connected into whole by bolt with column base 7
Body framework, after being connected otic placode 9 with main body frame, then by Self-resetting supporting member 2 by height
Strength bolt is connected with the otic placode 9 of general frame, forms total system.
Figure 10-Figure 26 is the structural form of this structure node, and its connected mode is as follows: post 8
Welding in factory with post cover plate, wide beam 3 and narrow beam 4 pass through along deck-molding with two pieces of stiffeners 12
Be welded together basis of formation grillage, finally with bolt by column base 7, post cover plate, basis
Grillage is joined together to form node.
Figure 27-Figure 28 is this structural column seat structure figure.Column base 7 be up and down band column base flange,
The stub that surrounding is wrapped up by the column base connector 7-1 in strap bolt hole.Each parts are by being welded to connect
Together.Pillar 8 and post cover plate are by being welded together.By post cover plate, column base flange,
Beam is bolted together.
As shown in Figure 30-31, structure Self-resetting supporting member, described is a kind of channel-section steel assembled
Steel construction self reset curvature-prevention supports, and this support is by internal energy consumption inner core 24, peripheral channel-section steel about
Bundle component 19, spring 29 3 part are constituted.Outside the internal energy consumption inner core 24 of two panels is inserted respectively
Enclose in the intermediate gaps of channel-section steel confining part 19 and I shape web 30；Support column 22 passes
Spring stripper plate 25 is arranged symmetrically in channel-section steel end, and support column 22 is fixed on channel-section steel end plate 23
And between top flange connecting plate 21, spring 29 is enclosed within support column 22, adds and is located at spring
Between stripper plate 25 and channel-section steel end plate 23；Spring 29 only rises when spring stripper plate 25 extrudes
Effect；For making internal energy consumption inner core 24 axial deformation power consumption so that internal energy consumption inner core 24 compares
Peripheral channel-section steel confining part 19 is long；
As shown in figure 31: support column 22, through spring stripper plate 25, is arranged symmetrically in channel-section steel
Between end plate 23 and top flange connecting plate, quantity is determined by calculating, and spring 29 is enclosed within support
On post 22, add and be located between spring stripper plate 25 and channel-section steel end plate 23.Support column 22 and
The quantity of spring is determined by calculating.The edge of a wing is vertically connected with between plate welding one block of plate, i.e. edge of a wing end
Portion's connecting plate, it is used for fixing support column together with channel-section steel end plate.Spring 29 is enclosed within support
On post 22, the corresponding position of inner core, each welding one block of plate with holes, i.e. spring stripper plate
25, on it, pore size is identical with support column 22, so that support column 22 can extrude through spring
Plate 25, spring 29 is located between spring stripper plate 25 and channel-section steel end plate 23；
As shown in figure 32: internal energy consumption inner core 24 is yi word pattern biplate steel plate, and two panels steel plate is put down
Row is placed, and certain distance is left in centre, and this distance is the thickness of I shape web；For making consumption
Plasticity power consumption can be easily entered by inner core, weaken in the middle part of chip board, in circular arc；Energy consumption inner core
24 one end are two pieces of connecting plates normal thereto: internal energy consumption inner core upper junction plate 26, inside
Energy consumption inner core lower connecting plate 26, is connected with energy consumption inner core vertical welding；Supporting member end
Connecting plate, with bolt hole, is linked together with framework by high-strength bolt；In internal energy consumption inner core
Connecting plate 26, lower connecting plate 27 are welded together by short stiffener；Short stiffener and two
Plate is the most vertical.Spring stripper plate 25 is used for retraining support column 22, and with the twitch of energy consumption inner core
Carry out compression spring 29；It is I shape web 30 in the middle of two inner core plates.
As shown in figure 33: peripheral channel-section steel confining part 24 is two relative channel-section steels, and channel-section steel is opened
Outwards, centre is I shape web 30 to mouth, and two channel-section steels leave necessarily with I shape web 30
Distance, forms two spaces, and two energy consumption inner core are inserted in two spaces respectively, and this distance is i.e.
Thickness for energy consumption inner core, in order to energy consumption inner core is worn in the middle of two channel-section steels with I shape web 30
Entering, channel-section steel respectively welds one block of flange plate, fixing channel-section steel, and together as supporting member
Peripheral constraint component, upper and lower flange plate two ends are longer than channel-section steel.
Claims (1)
1. industrialization assembled is many, the double plate Self-resetting eccentrical braces of high-rise steel structure, bag
Include main body grillage (1) and pillar system (16), Self-resetting supporting member (2)；Main body grillage
Including: basis grillage, floor (1-2)；Profiled sheet (5) is placed on wide beam (3) and
On narrow beam (4), peg is used to connect, at the upper casting concrete (6) of profiled sheet (5),
Utilize wide beam (3), the space of narrow beam (4) web member, place pipeline, ultimately form A basis
Grillage, B basis grillage and C basis grillage, by A, B, C basis grillage by bolt even
Connect, and be welded to connect into main body grillage；Floor (1-2) is cast in A, B, C basis grillage
On, form entirety with basis grillage；Pillar (8) is connected into column base (7) by bolt
General frame, after being connected otic placode (9) with main body frame, then by Self-resetting supporting member (2)
It is connected with the otic placode (9) of general frame by high-strength bolt, forms total system；
The base that described main body grillage (1) is made up of A plate, B plate, three kinds of basic grillages of C plate
This unit is constituted, and is linked in sequence by A plate, C plate, B plate, A plate, wherein A plate base
Grillage is the basic grillage of edge, and B plate, C plate two basis grillage is the plate in centre position
Frame, and the alternately connection of B plate, C plate base grillage；And be bolted, and it is welded to connect
Become main body grillage；Floor (1-2) is cast on the grillage of A, B, C basis, with basis grillage
Form entirety；
In three kinds of basic grillages, the beam with other basis grillage adjacent one side is not wide beam (3)；
It is narrow beam (4) with the beam of other basis grillage adjacent one side；The deck-siding of narrow beam (4) is wide
The half of beam (3) deck-siding, the deck-siding of wide beam (3) is less than or equal to the width of column base flange；
Wide beam, the structure of narrow beam is identical, is all girder truss；The wherein top-bottom chord of girder truss, web member
Being channel-section steel, web member becomes 30 degree of-60 angle spent with chord member；Between each girder truss top-bottom chord
At least being disposed with the connection channel-section steel (10) in 3 strap bolt holes, girder truss two ends are respectively arranged with one piece of band
The end-plate of the rectangle of bolt hole；The top-bottom chord of girder truss, web member, connection channel-section steel, end seal
Welding it is between plate；
Orthogonal two beams in A plate, B plate, three kinds of basic grillages of C plate, along deck-molding and two
Block stiffener (12) is by being welded to connect；The most adjacent beam is in the connection of two beam same positions
Channel-section steel is connected with；In the basic grillage of band column base (7), column base and adjacent beam spiral shell
Tether and connect；
A plate is basis, the outside grillage of main body grillage (1), for wide beam (3) and narrow beam (4)
The basic grillage of the rectangle of composition, the interposition of A grillage is equipped with two narrow beams being connected side by side
, and the connection channel-section steel being in two beam same positions is connected to by two narrow beam (4) bolts (4)
Together；The outer long side of A plate is while arranging pillar (8)；The length adjacent with other basis grillages
Pillar (8) is not arranged on one side in limit；
B plate, C plate is the basic grillage of two kinds of rectangles of intermediate form；Wherein B plate and A
Pillar (8) is not arranged on the narrow beam limit that plate is adjacent；Pillar (8) is arranged on the narrow beam limit adjacent with C,
Forming node, wherein intermediate node is node VI, and the node at two ends is node V；Node VI
For T-shaped, owing to column base flange is wider than or equal to the twice of narrow beam deck-siding, thus narrow beam and
After the line of eccentricity alignment of column base flange, allow for column base protrusion and be connected to column base both sides by narrow beam group
The width of half column base in long limit become；Node V is L-shaped, and wherein column base is with orthogonal
Article one, wide beam, a narrow beam are bolted together, and wide beam is mutually perpendicular in column base flange
Two line of eccentricity in an alignment；Narrow beam aligns with another in two line of eccentricity, by
In the deck-siding of narrow beam less than or equal to the half of column base flange width, thus column base also can protrude by
The width of half column base in long limit of narrow beam composition；Column base at i.e. B plate node V, node VI
Protrude half column base of narrow beam being connected, form a projection；
Pillar is not the most arranged on C plate and B plate, the two long limits that A plate is adjacent, and C plate is adjacent with B plate
The node on long limit, centre position node is node VIII, and two ends are node VII；Node VIII
It is four narrow beam compositions, wherein two narrow beam conllinear；Other two narrow beams are positioned at C plate centre position,
Connect side by side and beam narrow with conllinear is vertical；The two narrow beams of conllinear respectively with the non-conterminous length of the narrowest beam
Limit vertical alignment；Node VII is an orthogonal narrow beam and a wide beam composition；Narrow beam
The long limit vertical alignment with the inner side of wide beam, i.e. C node VIII, node VII be respectively formed groove,
Node VIII groove is matched with the projection of B plate node V, node VII groove and B
The projection of node VI matches；
Column base (7) is that band column base flange (7-3), surrounding are connected by the column base in strap bolt hole up and down
The stub that fitting (7-1) wraps up, each parts are by being welded together；Pillar (8) with
Post cover plate (11-1) is by being welded together；By post cover plate (11-1), column base flange (7-3),
Beam is bolted together；
Floor (1-2) is cast on A plate, B plate, C plate, forms entirety with basis grillage；
Described Self-resetting supporting member (2) is that a kind of channel-section steel assembling type steel structure Self-resetting is anti-bends
Bent support, this support is by internal energy consumption inner core (24), peripheral channel-section steel confining part (19), bullet
Spring (29) three part is constituted；The internal energy consumption inner core (24) of two panels inserts peripheral channel-section steel about respectively
In the intermediate gaps of bundle component (19) and I shape web (30)；Support column (22) passes
Spring stripper plate (25) is arranged symmetrically in channel-section steel end, and support column (22) is fixed on channel-section steel end
Between plate (23) and top flange connecting plate (21), spring (29) is enclosed within support column (22)
On, add and be located between spring stripper plate (25) and channel-section steel end plate (23)；Spring (29) is only
Work when spring stripper plate (25) extrudes；For making internal energy consumption inner core (24) axially become
Shape consumes energy so that internal energy consumption inner core (24) is longer than peripheral channel-section steel confining part (19)；
The edge of a wing is vertically connected with between plate welding one block of plate, i.e. top flange connecting plate, itself and channel-section steel
End plate is used for fixing support column together；Spring (29) is enclosed within support column (22), inner core
Corresponding position, each welding one block of plate with holes, i.e. spring stripper plate (25), hole on it
Footpath size is identical with support column (22), so that support column (22) can pass spring stripper plate (25),
Spring (29) is located between spring stripper plate (25) and channel-section steel end plate (23)；
Internal energy consumption inner core (24) is yi word pattern biplate steel plate, and two panels steel plate is placed in parallel, in
Between leave certain distance, this distance is the thickness of I shape web；For making internal energy consumption inner core
Easily enter plasticity power consumption, weaken in the middle part of chip board, in circular arc；Internal energy consumption inner core (24)
One end is two pieces of connecting plates normal thereto: internal energy consumption inner core upper junction plate (26), inside
Energy consumption inner core lower connecting plate (27), is connected with internal energy consumption inner core vertical welding；Supporting member
The connecting plate of end, with bolt hole, is linked together with framework by high-strength bolt；Internal power consumption
Inner core upper junction plate (26), internal energy consumption inner core lower connecting plate (27) are welded by short stiffener
Link together；Short stiffener is the most vertical with two plates；Spring stripper plate (25) is used for about bundle branch
Dagger (22), and carry out compression spring (29) with the twitch of internal energy consumption inner core；Two inner core plates
Centre is I shape web (30)；
Peripheral channel-section steel confining part (19) is two relative channel-section steels, channel-section steel outward opening, in
Between be I shape web (30), two channel-section steels and I shape web (30) leave certain distance,
Forming two spaces, two internal energy consumption inner core are inserted in two spaces respectively, and this distance is
The thickness of internal energy consumption inner core, in order to internal energy consumption inner core is from two channel-section steels and I shape web (30)
Centre penetrates, and channel-section steel respectively welds one block of flange plate, fixing channel-section steel, and together as support
The peripheral constraint component of component, upper and lower flange plate two ends are longer than channel-section steel.
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| WO2008115480A1 (en) * | 2007-03-19 | 2008-09-25 | Kazak Composites, Incorporated | Buckling restrained brace for structural reinforcement and seismic energy dissipation |
| CN102979173A (en) * | 2012-11-26 | 2013-03-20 | 北京工业大学 | Industrialized assembled multi-story high-rise steel structure prestressed eccentrically-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 |
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