CN106988484A - Buckling-restrained steel coupling beam and its steel plate concrete combined shear wall structural system - Google Patents
Buckling-restrained steel coupling beam and its steel plate concrete combined shear wall structural system Download PDFInfo
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- CN106988484A CN106988484A CN201710335736.8A CN201710335736A CN106988484A CN 106988484 A CN106988484 A CN 106988484A CN 201710335736 A CN201710335736 A CN 201710335736A CN 106988484 A CN106988484 A CN 106988484A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
- E04C2003/0486—Truss like structures composed of separate truss elements
Abstract
The invention discloses a kind of buckling-restrained steel coupling beam, including：A pair of edge posts, it is provided with the vertical slit of insertion in midline；Core steel plate coupling beam, the core steel plate coupling beam inserts the vertical slit and welding makes it be fixedly connected with edge posts；And a pair of constraint steel truss, the constraint steel truss is articulated and connected with the edge pole unit, and is separately mounted to the core steel plate coupling beam both sides, and leaves space between the core steel plate coupling beam.And using the steel plate concrete combined shear wall structural system of the buckling-restrained steel coupling beam.The present invention has connection simple, and structure integral rigidity is high, with more preferable ductile deformation and stable energy dissipation capacity, and it being capable of quick-replaceable beneficial effect after disruption.
Description
Technical field
The present invention relates to a kind of steel coupling beam structure, it is related to architectural engineering and structural seismic technical field.More specifically, originally
Invention is related to a kind of buckling-restrained steel coupling beam being used under steel plate concrete combined shear wall structural system and applies the coupling beam
Steel plate concrete combined shear wall structural system.
Background technology
Coupling beam is the key member in shear wall structure system, coupling beam and shear wall formation Coupled Shear Wall.In reciprocal lotus
Under load or violent earthquake effect, the preferable failure mode of Coupled Shear Wall is that coupling beam is partly or entirely surrendered first, then wall limb
Bottom starts surrender；This failure mode can make the bigger ductility of shear wall structure acquisition and energy dissipation capacity.Steel coupling beam can be carried
For larger relative rigidity and shearing strength, while the hysteresis loop of steel coupling beam shear yielding is very full, its ductility and power consumption
Excellent ability.
Steel coupling beam in steel plate concrete combined shear wall structure is mainly the shapes such as H types, T-shaped, U-shaped or box, is passed through
The beam-ends edge of a wing is welded with the modes such as wedge-shaped cover plate, beam-ends bottom haunch, the connection of dog bone formula and connected, and connected mode is complicated after all.Steel pipe
Beam concrete shear force wall is one kind of steel plate concrete combined shear wall, with Publication No. CN201610242263 Chinese patents
《Assembled steel restrains concrete shear wall structure system and its construction method》Exemplified by, wherein coupling beam uses H profile steel beam, to ensure
The anti-side rigidity of steel plate concrete combined shear wall structure, H profile steel connects that depth of beam is generally larger, to prevent steel coupling beam web
Local buckling, also needs to set web ribbed stiffener if necessary, such H profile steel coupling beam just has higher relative rigidity and shearing resistance strong
Degree.
Its specific connected mode is as shown in figure 1, due to steel pipe thinner thickness, therefore to ensure connection that girder steel 103 is stable,
Need to be strengthened in tie point, therefore welding has certain thickness end plate 102 and the conduct of side plate 101 near tie point
Thicken and strengthen support.End plate section is T-shaped, as shown in section 1-1 section, end plate section it is T-shaped on horizontal thickness
It is larger, and width and width of wall body are always, itself and wall are welded.Side plate 101 is welded, up and down the distance between two side plate centers
For the height of girder steel 103, plate-side plate welding is welded on steel pipe bundle shear wall and also with end plate.The end plate is with side plate in factory
Welded with steel pipe bundle wall.Upper lower flange is welded on end plate, alignd with the center line of side plate to after station by steel beam lifting,
Site 105 is welded on the edge of a wing, and the web of girder steel is then connected up to and wall connecting by the floor of bolt 104 and T-shaped end plate
Purpose.The connection of this kind of method is very complicated, it is necessary to which increasing the attached structure such as end plate, side plate and bolt can just accomplish steady
Fixed connection, needs to carry out once welding and once bolted two steps at the scene, improves difficulty of construction, hang at the scene
Can holding time during dress.Also, on-site construction time is saved in position, end plate and side plate are welded in factory in advance, due to
End plate has the floor of stretching, compared to steel pipe bundle wall, and structure is more fragile, therefore is likely to result in transportation end plate
The consideration for needing to carry out this aspect is stacked in destruction, transportation, the decline of conevying efficiency is caused.
An instantiation except more than, it is firm between other existing steel coupling beams and steel plate concrete combined shear wall
Property connecting node design and fabrication to install all be more complicated, possess multiple installation steps, it is necessary to enter the different multiple weldering of row order
Connect with bolted process, can take the plenty of time, and difficulty increase, greatly reduce efficiency of construction, be unfavorable for industry
Metaplasia is produced.And damaged after the disasters such as earthquake and also do not have quick-replaceable.
The content of the invention
It is an object of the invention to solve at least the above and defect, propose to provide a kind of simple steel coupling beam of installation
Product, it can enormously simplify the design of girder steel and steel plate concrete combined shear wall rigid joint, make with installing, and
There is quick-replaceable after destruction.The performance for the steel coupling beam in one-step optimization steel plate concrete combined shear wall of going forward side by side, is ensureing knot
While structure integral rigidity, the ductility and energy dissipation capacity of structure are further improved, it is proposed that a kind of buckling-restrained steel coupling beam and adopt
With the steel plate concrete combined shear wall structural system of the coupling beam, and provide the advantage that at least will be described later.
It is a still further object of the present invention to provide a kind of more excellent steel coupling beam product of performance, it can be provided for structure
Bigger anti-side rigidity, as long as the enough buckling-restrained steel coupling beams of arrangement, uses between remaining girder steel and wall limb and is hinged, you can be full
The requirement of sufficient structure anti-side rigidity.
It is a still further object of the present invention to provide a kind of clear and definite steel coupling beam product of force path, it can be by vertical load
Separated with horizontal loads approach, core steel plate coupling beam is primarily involved in undertaking horizontal loading, and constraint steel truss undertakes floor biography
The vertical load come, provides laterally supporting for core steel plate coupling beam.
In order to realize according to object of the present invention and further advantage there is provided a kind of buckling-restrained steel coupling beam,
Including：
A pair of edge posts, it is provided with the vertical slit of insertion in midline；
Core steel plate coupling beam, it is I font steel plates, and the core steel plate coupling beam, which is inserted the vertical slit and welded, to be made
It is fixedly connected with edge posts；And
A pair of constraint steel truss, it is by the horizontal steel member in two edges perpendicular to the edge posts, by-level up and down
Steel member and inclination steel member are welded, and the constraint steel truss is separately mounted to the core steel plate coupling beam both sides, and
Space is left between the core steel plate coupling beam, and is articulated and connected with the edge pole unit,
Wherein, the vertical slit in the edge pole unit matches with the edge cross-section in core steel plate coupling beam, and
The length of the edge posts is more than the maximum height of the core steel plate coupling beam.
Preferably, wherein, the edge posts be steel pipe bundle, rectangular steel pipe, H profile steel uiform section form.
Preferably, wherein, it is described constraint steel truss by rectangular steel pipe, H profile steel, L-shaped, T-shaped uiform section form steel member
In one or more be welded.
Preferably, wherein, the distance between described horizontal steel member in edge be equal to or slightly above the core steel plate
The centre-height of coupling beam；Wherein, the quantity of the by-level steel member can be 0~3, and the by-level steel member position can
Think optional position between the horizontal steel member in the edge；It is described inclination steel member be welded on the horizontal steel member in the edge it
Between, between the horizontal steel member of by-level steel member and edge or between by-level steel member, it is described to tilt steel member
Angle of inclination is 45 °~70 °.
Preferably, wherein, at the horizontal steel member in edge and by-level steel member at least one for rectangular steel pipe,
H profile steel, L-shaped, T-shaped etc. are with stretching and perpendicular to the section form steel structure of the buckling-restrained outerplanar structure of steel coupling beam
Part so that the stretching and perpendicular to the buckling-restrained outerplanar structure of steel coupling beam, to constitute frame plate basis.
The purpose of the present invention can also be further by the steel plate concrete combined shear wall using the buckling-restrained steel coupling beam
Structural system realizes that the system includes：Buckling-restrained steel coupling beam, it is provided with two edge posts and stretching and perpendicular to described
The buckling-restrained outerplanar frame plate basis of steel coupling beam；And
Steel plate concrete shear wall, it is column type steel construction unit with crossbeam junction, and with the flexing about
Beam steel coupling beam connection is reserved with the otch being consistent with the edge column dimension；
Girder steel, it is connected to by the way of bolted splice or varied rigid link does not combine with the buckling-restrained steel coupling beam
Steel plate concrete shear wall between；And
Floor, it is erected at the top of the girder steel or on the basis of bottom flap and the frame plate, anti-by peg etc.
Connector is cut to be attached；
Wherein, the edge posts split is on the otch and welds.
Preferably, wherein, the steel plate concrete shear wall is surrounding encased steel plate, internal ribbed stiffener and by surrounding
Encased steel plate is combined and outside cooperative wall, wherein surrounding with casting concrete in the cavity of internal ribbed stiffener formation
Steel plated and internal ribbed stiffener can use steel plate welding fabrication, it would however also be possible to employ hot-rolled steel section, cold-rolled forming section, steel pipe, steel plate
Etc. Combination Welding shaping, its cross section is the one or more in L-shaped, T-shaped, Z-shaped, L-shaped and decussate texture.
Preferably, wherein, the girder steel be steel plate welding, hot rolling, cold bending or welded by steel plate, hot rolling, clod wash
Combine the variously-shaped girder steel formed, the including but not limited to shape such as H types, T-shaped, U-shaped or box.
Preferably, wherein, the floor be in-situ reinforced concrete slab, steel bar girder composite floor, profiled sheet
The one or more of composite floor, superimposed sheet.
The present invention at least includes following beneficial effect：
1st, the relative rigidity of buckling-restrained steel coupling beam and shearing strength are high, improve the overall anti-side rigidity of structure；
2nd, buckling-restrained steel coupling beam force path clearly, more preferable ductile deformation and stable power consumption energy is provided for structure
Power；
3rd, frame plate basis can be selected optional position between the horizontal steel member in edge and by-level steel structure, and coupling beam is set
Quantity and position it is more flexible；
4th, coupling beam factory process makes flexible, and industrialization degree is high；
5th, the form that is rigidly connected between coupling beam and shear wall is simplified, in-site installation speed is improved；
6th, coupling beam can be changed quickly after the disasters such as earthquake；
7th, apply generally to apply in current all steel plate concrete combined shear wall structural systems, with good popularization
Property.
Further advantage, target and the feature of the present invention embodies part by following explanation, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Brief description of the drawings
Fig. 1 is the H profile steel coupling beam in background technology and the connection typical structure signal of the rigid connection of steel pipe bundle concrete shear force wall
Figure；
Fig. 2 is the structural representation of buckling-restrained steel coupling beam in one embodiment of the present of invention；
Fig. 3 is the various pieces fractionation structural representation of buckling-restrained steel coupling beam in one embodiment of the present of invention；
Fig. 4 does not include building for the present invention using the steel plate concrete combined shear wall structural system of the buckling-restrained steel coupling beam
The structural upright schematic diagram and its plane structure chart of plate；
Fig. 5 is that the connection of buckling-restrained steel coupling beam and steel plate concrete combined shear wall in one embodiment of the present of invention is shown
It is intended to；
Fig. 6 is the buckling-restrained steel coupling beam of the present invention and the connection diagram of floor；
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to specification text
Word can be implemented according to this.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or many
The presence or addition of individual other elements or its combination.
Fig. 2,3 show a kind of way of realization according to buckling-restrained steel coupling beam of the invention, including：
A pair of edge posts 303, it is provided with the vertical slit 201 of insertion in midline；
Core steel plate coupling beam 301, it is I font steel plates, and the core steel plate coupling beam 301 inserts the vertical slit
201 and weld it is fixedly connected with edge posts 303；And
A pair of constraint steel truss 302, its horizontal steel member 202 in two edges perpendicular to the edge posts above and below, in
Between horizontal steel member 203 and tilt steel member 204 be welded, it is described constraint steel truss 302 be hinged with the edge posts 303
Connection, and the both sides of core steel plate coupling beam 301 are separately mounted to, and space is left between the core steel plate coupling beam 301,
Wherein, the vertical slit 201 in the edge pole unit and the edge cross-section kissing in core steel plate coupling beam 301
Close, and maximum height of the length more than the core steel plate coupling beam 301 of the edge posts 303.
Edge posts 303 play a part of connection, are used as the node that is attached with wall or pole unit and buckling-restrained
The support that steel coupling beam miscellaneous part is combined.Working method is to be combined into miscellaneous part after buckling-restrained steel coupling beam, with needing to connect
The wall or pole unit of beam connection carry out installation fixation.Due to being that a post is attached, than other by rigid connection mode, have
The lifting born with side force ability to bear of significant vertical force, node is survivable.Also, due to the edge posts list
The length of member is more than the maximum height of the core steel plate coupling beam, therefore retains in making and installation process than larger area
Point, easily facilitate installation and make.
Core steel plate coupling beam 301 primarily serves the effect of lateral force resisting, deep floor and company as whole coupling beam
The effect of beam main body.Due to using steel plate, and it is nested with the slit progress of insertion in the edge posts and weld, therefore protect
Card coupling beam has greater stiffness.
Constraint steel truss 302 plays a part of undertaking vertical load and provides laterally supporting work for core steel plate coupling beam
With the load such as placement floor, undertakes the vertical load that floor is transmitted thereon, while being the core steel plate company of buckling-restrained steel coupling beam
Beam provides laterally supporting, lateral force resisting is not involved in, so as to improve core steel plate coupling beam energy dissipation capacity.It is incomplete between the two
Contact, in the case of being deformed upon in core steel plate coupling beam stress, keeps the weight bearing power on vertical direction so that entirely connect
Beam has greater stiffness.
In this technical scheme, edge posts 303, core steel plate coupling beam 301 and constraint steel truss 302 are assembled and solid
Fixed, detailed process is to handle to obtain one and core steel plate coupling beam 301 in the mode such as the cutting of the midline of edge posts 303 or punching press
The vertical slit of the consistent or slightly larger insertion of the cross-sectional sizes at connected edge, by the core steel plate coupling beam
The 301 insertion vertical slits 201 cause core steel plate coupling beam just can through edge posts opposite side, and in edge posts
303 both sides are all welded, and whole gap will be welded to, it is ensured that without space, be then arranged on constraint steel truss 302
Both sides of core steel plate coupling beam 301, and leave between the core steel plate coupling beam 301 space, constraint steel truss by with
The edge posts 303 are articulated and connected to fix.Above procedure is carried out in factory.Onsite application method is：By plant produced
Buckling-restrained steel coupling beam, which is installed to, needs the positions such as the wall or post of coupling beam, on link position, on-site cutting or the position
The installation site identical or more slightly larger with edge column length is reserved, by the edge posts of buckling-restrained steel coupling beam
It is embedded, is then welded and fixed, then according to circumstances, selects filling concrete or other reinforcing modes.
A kind of implementation of edge posts in such scheme is that edge posts are rectangular steel pipe., can be with using this scheme
With the perfect adaptation of steel pipe bundle compound shear wall, a steel pipe, globality are combined into after welding with the edge posts of steel pipe bundle shear wall
Excellent, then concrete perfusion, also fills full concrete in edge posts, therefore with more preferable stability, and also allow for
Construction, the perfusion of concrete is not influenceed.Also, this mode is a kind of explanation of preferred embodiments, but is not limited thereto.
When implementing the present invention, it is steel pipe bundle, rectangular steel pipe, H profile steel uiform section form that edge posts can be carried out according to user's demand
Implement aspect, can be adjusted according to the edge steel structural form of steel plate shear force wall, it is ensured that maximum can be accomplished between the two
Degree it is consistent.
A kind of implementation of constraint steel truss in such scheme is：The horizontal steel member in edge is angle steel, middle water
Flat steel member and inclination steel member are steel bar.There is convenient welding using this scheme, by the angle steel of the horizontal steel member in edge
While being laid flat, the steel bar that part then is tilted into steel member is welded on the steel that by-level steel member is then welded in the middle of angle steel
Bar, then welds the steel bar of remaining inclination steel member, all welding processes, which need to only tile, to be carried out, it is ensured that steel truss it is flat
Whole and convenient welding.Also, this mode is a kind of explanation of preferred embodiments, but is not limited thereto.Implementing the present invention
When, can be carried out according to user's demand by one kind in rectangular steel pipe, H profile steel, L-shaped, T-shaped uiform section form steel member or
A variety of implementation aspects welded, can be changed according to by the degree of vertical force or other demands to Steel material.
A kind of implementation of constraint steel truss in such scheme is：The distance between described horizontal steel member in edge etc.
In the centre-height of the core steel plate coupling beam；Wherein, the quantity of the by-level steel member is according to core steel plate coupling beam
The length of centre-height is selected, if length is relatively low, in below 0.5m, can be not provided with by-level steel member, if
Length is general, and a by-level steel member then can be set in 0.5~0.8m, if length is larger, in more than 0.8m, then can set
Put by-level steel member two to three even more many, and the by-level steel member position can be the edge level
Optional position between steel member, is adjusted according to reality；The inclination steel member is welded on the horizontal steel structure in the edge
Between part, between the horizontal steel member of by-level steel member and edge or between by-level steel member, the inclination steel structure
The angle of inclination of part is 45 °~70 °.Working method is that it is steel truss structure to form lattice, due to depositing for multiple three-legged structures
, therefore truss is difficult deformation bearing vertical force, and also have to lateral force it is certain keep out power, it is lighter from
Possess down again and compare higher stiffness.
A kind of implementation of constraint steel truss in such scheme is, the horizontal steel member in edge and by-level steel
For stretching and perpendicular to the buckling-restrained outerplanar structure of steel coupling beam at component at least one, to constitute frame plate basis.Work
It is as mode so that the framework such as floor there can be the basis of erection, and sets up the position of basis instrument not fix, can basis
It is actually needed and is configured, hence in so that the erection of floor can more flexibly, the frame plate basis relative to other H types is the wing
The top or bottom of plate, as coupling beam, and buckling-restrained steel coupling beam can then accomplish free design.
A kind of implementation of core steel plate coupling beam in such scheme is I font steel plates, and its edge connects with center
Arc-shaped or oblique line shape are connected in, relative to I-shaped steel plate, the corner angle that its edge is connected with center more relax, and dash forward
Go out part more much lower than I-shaped height, contrast I-shaped right angle, the part steel plate that the part of this circular arc and oblique line has more
Folded by not restrained steel truss, can as Lateral Resistance floor, increase lateral force resistance, while core steel plate coupling beam
It can also be realized under frequently occurred earthquake according to design needs, using low-yield steel and consume energy and provide additional damping.
Fig. 4 shows the one kind of the present invention using the steel plate concrete combined shear wall structural system of buckling-restrained steel coupling beam
Way of realization, including：
Buckling-restrained steel coupling beam 401, it is provided with two edge posts and stretching and perpendicular to the buckling-restrained steel coupling beam
Outerplanar frame plate basis；And
Steel plate concrete shear wall 402, it is column type steel construction unit with crossbeam junction, and with the flexing
Constraint steel coupling beam connection is reserved with the otch being consistent with the edge column dimension；
Girder steel 403, it is connected to the steel plate coagulation not combined with coupling beam by the way of bolted splice or varied rigid link
Between native shear wall；And
Floor, it is erected at the top of the girder steel and on the basis of the frame plate, carried out by shear connectors such as pegs
Connection.
In this technical scheme, factory complete needs it is all more than part, first steel plate concrete is cut
The Steel Structure Installation of power wall 402 is on base or next layer of steel plate concrete shear wall 402, connected mode, will then bend
The edge posts of song constraint steel coupling beam 401 are reserved with installed in steel plate concrete shear wall 402 to be consistent with the edge column dimension
Otch, because its junction is column type steel construction unit, therefore will completely weld together, then use other girder steels
The mode of bolted splice or varied rigid link etc. is connected between the steel plate concrete shear wall not combined with coupling beam, is installed
Bi Hou, carries out the work such as the filling of concrete, steel plate concrete shear wall 402 is completed.Finally, in girder steel described in girder steel
Floor is set up on the basis of top or bottom flap and the frame plate, is then attached by shear connectors such as pegs.
A kind of implementation such as Fig. 5 of steel plate concrete shear wall in such scheme, it illustrates adopted according to the present invention
With the buckling-restrained steel coupling beam and steel plate concrete in the steel plate concrete combined shear wall structural system of buckling-restrained steel coupling beam
A kind of way of realization of shear wall connection, buckling-restrained steel coupling beam, it is provided with two edge posts 502, steel plate concrete shearing
Wall be steel pipe bundle concrete shear force wall 501, with the buckling-restrained steel coupling beam connection just shut be reserved with it is described
Edge posts 502 are respectively embedded into otch by the otch that edge column dimension is consistent, and then are gone out to be welded in embedded connection, are made
Obtain steel pipe one entirety of formation that edge posts 502 are connected with steel pipe bundle concrete shear force wall 501 so that concrete can circulate.
Also, this mode is a kind of explanation of preferred embodiments, but is not limited thereto., can be according to making when implementing the present invention
User's demand converts the implementation aspect of other species steel plate concrete shear walls, and steel plate concrete shear wall is surrounding Covered with Angles
Casting concrete is combined and is total in plate, internal ribbed stiffener and the cavity formed by surrounding encased steel plate with internal ribbed stiffener
With the wall of work, wherein surrounding encased steel plate and internal ribbed stiffener can use steel plate welding fabrication, it would however also be possible to employ hot rolling
The Combination Weldings such as shaped steel, cold-rolled forming section, steel pipe, steel plate are molded, and its cross section is L-shaped, T-shaped, Z-shaped, L-shaped and decussate texture
In one or more.Therefore the steel construction at its edge is steel pipe bundle, rectangular steel pipe, H profile steel etc., corresponding selection identical
The edge posts of the buckling-restrained steel coupling beam of structure steel fabrication of species.
It is more quick using the installation of this programme after coupling beam destruction after occurring earthquake.If edge posts are the steel with cavity
The structures such as pipe, its concrete perfusion after mounting, the destroyed part of coupling beam is mainly core steel plate coupling beam and constraint steel truss, more
The process of changing is to cut floor, reserve operating space, after the edge posts with concrete are cut from wall, draw above and below otch
The concrete of certain length, and on otch top by the place's of emptying opening as concreting mouthful, afterwards according to original peace
The method of dress, changes identical coupling beam and then is welded, and passes through concreting mouthful injection concrete.If edge posts are solid
Steel construction, do not fill concrete, then directly cut after weld.
A kind of implementation of girder steel in such scheme is：The girder steel be steel plate welding, hot rolling, cold bending or by
The variously-shaped girder steel to be formed, the including but not limited to shape such as H types, T-shaped, U-shaped or box are combined in steel plate welding, hot rolling, clod wash.
A kind of implementation of floor in such scheme is：The floor is in-situ reinforced concrete slab, reinforcing bar purlin
Frame composite floor, profiled steel sheet combination floor, the one or more of superimposed sheet.
As shown in fig. 6, describing buckling-restrained steel coupling beam and the connected mode of floor in the present invention：Deck type 601, in hold
Formula 602 and base-supporting 603.By selecting the material of the horizontal steel member of by-level steel member or edge, angle steel is such as used
Material is driven a vehicle a prominent frame plate basis, and the position on frame plate basis is according to depending on actual conditions, being deck type 601
Form, i.e. frame plate basis instrument has half-through 602 and base-supporting 603 at the top of coupling beam, similarly.Using the original of this technical scheme
It is usually top or bottom because being that general coupling beam frame plate basis is relatively simple, and even depth of beam is relatively higher, therefore meeting
There are some irrational designs to calculate, and this progress of having nothing for it but is shared modification and designed, process is more complicated.For example,
Obtain connecting at this depth of beam according to Force Calculation for 1.5m, and the daylighting herein according to monolithic architecture is required, it is necessary to set window
Family, the height of window is not less than 1.3m, a height of 3m of construction level, and either floor is arrived in bottom to window to floor or window top
Distance is necessarily both less than 1.5m, therefore, and coupling beam height is redesigned according to window size herein, and is to ensure overall structure
Rigidity, it is necessary to increase height at other coupling beams, can cause constantly to redesign and calculate, it is complex, and have very
Big limitation.But the solution of the present invention is used, flexibly, in this case, window bottom is to next layer of window herein for its frame plate
The height summation at the top at family is greater than 1.5m, can be continuing with the design of 1.5m coupling beam, by the position for changing frame plate
Put flexibly to design, in this scheme, the calculating and design of monolithic architecture are more flexibly convenient.
Quantity and scale described herein are the explanations for simplifying the present invention.To the present invention application, modification and
Change will be readily apparent to persons skilled in the art.
As described above, according to the present invention, buckling-restrained steel coupling beam has greater stiffness, with steel plate concrete combined shear wall
Connection play couple, formed coupled walls, enough anti-side rigidities are provided for total system, with resist wind load with it is many
Geological process is met, is surrendered and consumed energy by the core steel plate coupling beam in buckling-restrained steel coupling beam in rarely occurred earthquake, to meet strong wall
The shockproof requirements of limb, weak girts, and can realize that the anti-side rigidity of total does not decline, while the resistance of structure can also be increased
Buddhist nun is consumed energy, and is reduced the destruction that agent structure is produced because of geological process, is substantially improved the anti-seismic performance of structure, is realized big
The aseismic fortification objects that shake is not fallen, reach the economic purpose with safety.Simultaneously core steel plate coupling beam can also according to design needs,
Using low-yield steel, realized under frequently occurred earthquake and consume energy and provide additional damping.
Buckling-restrained steel coupling beam factory process makes flexible, and industrialization degree is high；Simplify between steel coupling beam and shear wall
The form that is rigidly connected, improve in-site installation speed；The force path of buckling-restrained steel coupling beam clearly, is ensureing that structure is overall
There is provided more preferable ductile deformation and stable energy dissipation capacity while rigidity；Buckling-restrained steel coupling beam can after the disasters such as earthquake
Quickly changed.
Girder steel is with steel plate concrete combined shear wall using being articulated and connected, and simple structure simplifies girder steel and steel plate coagulation
The making of local soil type's combination shearing wall component, improves the installation rate at scene.
Because the connected mode between buckling-restrained steel coupling beam and steel plate shear force wall is special, what steel plate shear force wall was protruded
Fragile component, therefore transportation stacks more convenient, the protection without considering prominent fragile component.
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed
With.It can be applied to various suitable the field of the invention completely., can be easily for those skilled in the art
Realize other modification.Therefore under the universal limited without departing substantially from claim and equivalency range, the present invention is not limited
In specific details and shown here as the legend with description.
Claims (9)
1. a kind of buckling-restrained steel coupling beam, it is characterised in that including：
A pair of edge posts, it is provided with the vertical slit of insertion in midline；
Core steel plate coupling beam, it is I font steel plates, the core steel plate coupling beam insert the vertical slit and welding make its with
Edge posts are fixedly connected；And
A pair of constraint steel truss, it is by the horizontal steel member in two edges perpendicular to the edge posts, by-level steel structure up and down
Part and tilt steel member and be welded, the constraint steel truss is separately mounted to the core steel plate coupling beam both sides, and with institute
State and leave space between core steel plate coupling beam, and be articulated and connected with the edge pole unit,
Wherein, the vertical slit in the edge pole unit matches with the edge cross-section in core steel plate coupling beam, and described
The length of edge posts is more than the maximum height of the core steel plate coupling beam.
2. buckling-restrained steel coupling beam according to claim 1, it is characterised in that the edge posts are steel pipe bundle, rectangle steel
Pipe, H profile steel uiform section form.
3. buckling-restrained steel coupling beam according to claim 1, it is characterised in that the constraint steel truss is by rectangular steel pipe, H
One or more in shaped steel, L-shaped, T-shaped uiform section form steel member are welded.
4. buckling-restrained steel coupling beam according to claim 1, it is characterised in that between the horizontal steel member in edge away from
From the centre-height for being equal to or slightly above the core steel plate coupling beam；Wherein, the quantity of the by-level steel member can be 0
~3, the by-level steel member position can be optional position between the horizontal steel member in the edge；The inclination steel member
It is welded between the horizontal steel member in the edge, between the horizontal steel member of by-level steel member and edge or by-level steel
Between component, the angle of inclination for tilting steel member is 45 °~70 °.
5. buckling-restrained steel coupling beam according to claim 1, it is characterised in that the horizontal steel member in edge and middle water
For rectangular steel pipe, H profile steel, L-shaped, T-shaped etc. with stretching and perpendicular to the buckling-restrained steel company at flat steel member at least one
The section form steel member of the outerplanar structure of beam so that the stretching is simultaneously outerplanar perpendicular to the buckling-restrained steel coupling beam
Structure, to constitute frame plate basis.
6. a kind of steel plate concrete combined shear wall structure of buckling-restrained steel coupling beam using as described in Claims 1 to 5
System, it is characterised in that：Including
Buckling-restrained steel coupling beam, it is provided with two edge posts and stretched out and outerplanar perpendicular to the buckling-restrained steel coupling beam
Frame plate basis；And
Steel plate concrete shear wall, it is column type steel construction unit with crossbeam junction, and with the buckling-restrained steel
Coupling beam connection is reserved with the otch being consistent with the edge column dimension；
Girder steel, it is connected to the steel not combined with the buckling-restrained steel coupling beam by the way of bolted splice or varied rigid link
Between board concrete shear wall；And
Floor, it is erected at the top of the girder steel or on the basis of bottom flap and the frame plate, connected by shearing resistances such as pegs
Fitting is attached；
Wherein, the edge posts split is on the otch and welds.
7. steel plate concrete combined shear wall structural system according to claim 6, it is characterised in that the steel plate concrete
Shear wall is to pour in surrounding encased steel plate, internal ribbed stiffener and the cavity formed by surrounding encased steel plate with inside ribbed stiffener
Combined concrete is formed and cooperative wall, and wherein surrounding encased steel plate and internal ribbed stiffener can be welded into using steel plate
Type, it would however also be possible to employ the Combination Welding such as hot-rolled steel section, cold-rolled forming section, steel pipe, steel plate be molded, its cross section be L-shaped, T-shaped, it is Z-shaped,
One or more in L-shaped and decussate texture.
8. steel plate concrete combined shear wall structural system according to claim 6, it is characterised in that the girder steel is steel
Plate weld, hot rolling, cold bending or welded by steel plate, the variously-shaped girder steel formed is combined in hot rolling, clod wash, include but is not limited to
The shapes such as H types, T-shaped, U-shaped or box.
9. steel plate concrete combined shear wall structural system according to claim 6, it is characterised in that the floor is existing
Pour reinforced concrete floor, steel bar girder composite floor, profiled steel sheet combination floor, the one or more of superimposed sheet.
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| CN107542191A (en) * | 2017-09-29 | 2018-01-05 | 青岛腾远设计事务所有限公司 | The construction method of combined concrete shear wall is filled in a kind of bilateral plate fixation bracing members |
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| CN108086535A (en) * | 2017-12-15 | 2018-05-29 | 中建钢构有限公司 | A kind of assembled square steel tube steel plate concrete combined shear wall |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107542191A (en) * | 2017-09-29 | 2018-01-05 | 青岛腾远设计事务所有限公司 | The construction method of combined concrete shear wall is filled in a kind of bilateral plate fixation bracing members |
| CN107642181A (en) * | 2017-10-09 | 2018-01-30 | 湖南省建筑设计院有限公司 | Vertical baffle beam-column connection suitable for steel plate combined shear wall newel post and its use engineering method |
| CN108086535A (en) * | 2017-12-15 | 2018-05-29 | 中建钢构有限公司 | A kind of assembled square steel tube steel plate concrete combined shear wall |
| CN109001116A (en) * | 2018-08-02 | 2018-12-14 | 佛山市方垣机仪设备有限公司 | A kind of entrance slit regulating mechanism and the Atomic Emission Spectrometer AES using it |
| CN109060514A (en) * | 2018-10-30 | 2018-12-21 | 福州大学 | It keeps stretching out unstability does not occur first for steel plate device and its implementation method in Steel Compression component test |
| CN110468999A (en) * | 2018-12-17 | 2019-11-19 | 于鲁辉 | Lattice bracing members beam shear wall |
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