CN102704598A - Composite shear wall with concrete-filled steel tube frames and double steel plates with concealed bracings and construction method thereof - Google Patents
Composite shear wall with concrete-filled steel tube frames and double steel plates with concealed bracings and construction method thereof Download PDFInfo
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Abstract
A composite shear wall with concrete-filled steel tube frames and double steel plates with concealed bracings and a construction method thereof relate to the field of construction. According to the invention, the composite shear wall is formed by combining reinforced concrete frames, a double steel plate shear wall and steel plates with concealed bracings. The reinforced concrete frames are formed by pouring concrete into steel tubes; then, the double steel plates are placed, the double steel plates are welded to the reinforced concrete frames, and the steel plates are perforated and are connected through studs; oblique crossing concealed bracings are placed between the double steel plates, and the oblique angle of the concealed bracings is between 45 degrees and 60 degrees; tie bars are threaded through the interspace between the concealed bracings; a reinforcing mesh composed of transverse steel bars in horizontal arrangement and longitudinal steel bars in vertical arrangement is arranged between the concealed bracings and the steel plates; and concrete is poured between the double steel plates. The composite shear wall has the advantages that the bearing capability is enhanced, the bearing capacity and the rigidity attenuate slowly, the ductility and the energy dissipation of the shear wall are enhanced due to multi-defenses, and the earthquake resistant capability is more excellent. The composite shear wall also has the advantage of convenience in steel structure construction, and can be used in high-rise or large complex multi-storey buildings.
Description
Technical field
The present invention relates to a kind of steel pipe concrete frame double steel plate compound shear wall, the built-in dark support combinations shear wall of particularly a kind of steel pipe concrete frame double steel plate and the practice.
Background technology
Along with the needs of development of social production and people's life, highrise building is more and more.The steel concrete highrise building that has a large capacity and a wide range is made up of beam, post, floor and shear wall and cylindrical shell usually.Shear wall and be the core of highrise building antidetonation by the cylindrical shell that shear wall is formed, the anti-seismic performance of shear wall structure has crucial effects for highrise building safe and reliable.Particularly in recent years, the large complicated highrise building of pursuing individualityization is increasing, and the anti-seismic performance that shear wall is reached the cylindrical shell of being made up of shear wall requires also increasingly high.Existing reinforced concrete shear wall ductility under geological process is relatively poor, easy brittle destruction af-ter, and this is very unfavorable to integrally-built anti-seismic performance.
The steel plate shear force wall structure is a kind of novel anti side force structural system that grows up the seventies in 20th century.Reinforced concrete frame steel plate shear force wall combining structure is present widely used effective lateral resisting system.Steel plate shear force wall can improve the lateral rigidity of reinforced concrete frame, reduces the lateral displacement of framework, plays the effect of the first line of defence; Along with the destruction of steel plate shear force wall, steel frame can provide lateral rigidity necessarily, plays the effect in defence line, second road.Compound shear wall mainly contains three kinds of structural forms, comprises embedded steel plate-concrete combined shear wall, one-sided steel plate-concrete combined shear wall and double steel plate-combined concrete shear wall.Embedded steel plate and one-sided steel plate combined shear wall all adopt a block plate; Performance classes seemingly; Comparing traditional reinforced concrete shear wall capacity under axial significantly improves; The existence of concrete slab can suppress the integral body and the cripling of steel plate to a certain extent, gives full play to the mechanical property of steel plate, guarantees bearing capacity and the energy dissipation capacity of shear wall under lateral loads.For embedded steel plate combined shear wall, external wrapping concrete also can play fire prevention and antisepsis.The double steel plate shear wall is that steel plate wraps in the concrete outside, the double template of doing.The steel pipe concrete frame form has two kinds of square steel pipe and round steel pipe.In the built-in dark support of steel plate shear force wall is further developing and innovating on the steel plate shear force wall basis.Built-in steel plate support, shaped steel support, three kinds of forms of reinforced bar support of secretly being supported with.
Summary of the invention
The object of the present invention is to provide the built-in dark support combinations shear wall of a kind of steel pipe concrete frame double steel plate and the practice.Purpose is to guarantee that steel plate shear force wall with under the equal situation of steel equivalent, adds dark support, improves the shear capacity of shear wall.
The present invention has taked following technical scheme:
The built-in dark support combinations shear wall of steel pipe concrete frame double steel plate is characterized in that: comprise steel pipe concrete frame, body of wall and dark supporting steel plate.Said steel pipe concrete frame is formed by steel pipe the inside concreting; Said body of wall is formed by bag concrete in the steel plate of the outside, and steel plate punching in both sides connects with peg, and said built-in dark supporting steel plate is between the steel plate of both sides; Diagonal cross is arranged dark the support; The dark angle of inclination of supporting between 45 ° and 60 °, dark support and steel plate between be provided with by the transverse reinforcement of horizontal arrangement and the steel mesh reinforcement formed of the longitudinal reinforcement of layout vertically, concreting between the steel plate of both sides.
Said dark supporting steel plate is the mild-steel energy-consumption steel plate.
Said both sides steel plate is the vertical steel plate bar of welding on frame with being connected of steel pipe concrete frame, and the both sides steel plate is welded with vertical steel plate bar again.
Described dark supporting steel plate is to support the steel pipe that directly penetrates steel pipe concrete frame with being connected of steel pipe concrete frame, is welded with it then.
The preparation method of the built-in dark support combinations shear wall of steel pipe concrete frame double steel plate, this method are by in sequence following:
1) configuration steel pipe concrete frame steel pipe, and on steel pipe concrete frame vertical weldable steel lath;
2) dispose dark supporting steel plate, the oblique steel pipe concrete frame steel pipe that passes, and with its welding;
3) arrange the distribution reinforcement net;
4) arrange the both sides steel plate, and with the both sides steel plate respectively with the steel pipe concrete frame steel pipe on the welding of steel plate bar, on the steel plate of both sides, punch, with peg the both sides steel plate is connected;
5) toward the steel pipe of steel pipe concrete frame and the interior concreting of both sides steel plate of body of wall, form the built-in dark support combinations shear wall of steel pipe concrete frame double steel plate;
Concrete of the present invention is filled within the side steel plate of both sides; Can play effect of contraction to steel plate all the time; And both sides side steel plate has effect of contraction equally to concrete filled, thereby improves the deformability of concrete filled, makes ductility and the energy dissipation capacity of shear wall under big shake effect significantly improve.In addition; 1) for the double steel plate compound shear wall that horizontal drawknot measure is arranged; Steel plate can play stronger effect of contraction to concrete, and making high-strength concrete in superelevation layer seismic shear wall, use becomes possibility, thus the optimization aim of real realization the " high axial compression, high ductility, thin body of wall "; 2) double steel plate-combined concrete shear wall simple structure, the steel work easy transportation and installation, outside steel plate is simplified on-site construction processes at the double concrete blinding of doing of construction stage; 3) outside steel plate can effectively avoid distress in concrete to expose; 4) substitute a block plate, a series of adverse effects that can effectively avoid the use of super highrise building medium plate and bring with two block plates.Compare this invention oblique dark support mild-steel energy-consumption support of configuration between double steel plate again with the double steel plate shear wall.Its core concept exists, and it is very fast to prevent that shear wall bearing capacity after oblique crack occurring from descending, and improves shear capacity, and both sides steel plate and concrete prevent dark supporting steel plate flexing, and holistic resistant behavior is better.Thereby realized frame-steel plate shear force wall-secretly support general frame stress system.
Description of drawings
Fig. 1 is the built-in dark support combinations shear wall elevation of steel pipe concrete frame double steel plate of the present invention;
Fig. 2 is a 1-1 generalized section among Fig. 1;
Fig. 3 is a 2-2 generalized section among Fig. 1
Among the figure: 1, steel pipe concrete frame, 2, the both sides steel plate, 3, dark supporting steel plate, 4, the distribution reinforcement net, 5, the upper side frame beam, 6, grade beam, 7, peg, 8, vertical steel plate bar, 9, reinforcing bar connects rib.
The specific embodiment
1～Fig. 3 is described further the present invention below in conjunction with accompanying drawing:
The built-in dark support combinations shear wall of steel pipe concrete frame double steel plate such as Fig. 1～Fig. 3.The built-in dark support combinations shear wall of the steel pipe concrete frame double steel plate of present embodiment; Comprise steel pipe concrete frame 1, body of wall and dark supporting steel plate 3; The inner pouring of steel pipe concrete frame 1 has concrete, becomes the reinforcing bar of the horizontal distribution reinforcing bar of distribution steel mesh reinforcement 4 to connect rib 9 in order to fixation group and in order to the fixing vertical steel plate bar 8 of both sides steel plate 2 in the steel pipe upper wall welding of steel pipe concrete frame 1; Body of wall inside is provided with dark supporting steel plate 3, and dark supporting steel plate 3 comprises two blocks of mild steel steel plates, is crossed as the X font; The oblique steel pipe concrete frame 1 that passes; Grade beam 6 is directly stretched in the bottom, and upper side frame beam 5 is stretched on top, in the place welding that dark supporting steel plate 3 contacts with steel pipe concrete frame 1; Dark supporting steel plate 3 both sides are provided with distribution reinforcement net 4; Distribution reinforcement net 4 comprises the transverse reinforcement of horizontal arrangement and the longitudinal reinforcement of vertically arranging; Constitute the reinforcing bar that is provided with on transverse reinforcement and the steel pipe concrete frame 1 of horizontal arrangement of distribution reinforcement net 4 and is connected rib 9 and connects, and do not block the place with distribution reinforcement net 4 drawknots of tension rib both sides at supporting steel plate 3 secretly; Arrange both sides steel plate 2 in distribution reinforcement net 4 both sides, connect with peg 7 between the both sides steel plate 2, vertical steel plate bar 8 welding on both sides steel plate 2 and the steel pipe concrete frame 1, concreting forms body of wall between the steel plate of both sides then; Steel pipe concrete frame 1, both sides steel plate 2, dark supporting steel plate 3 and distribution reinforcement net 4 are stretched into grade beam 6; The inner disturbing concrete of the steel plate of steel pipe concrete frame 1, both sides steel plate 2, grade beam 6 is shaped, and promptly constitutes the built-in dark support combinations shear wall of steel pipe concrete frame double steel plate.
The preparation method of the built-in dark support combinations shear wall of above-mentioned steel pipe concrete frame double steel plate, this method may further comprise the steps:
1) configuration steel pipe concrete frame 1, and welding is connected rib 9 in order to the vertical steel plate bar 8 of fixing both sides steel plate 2 with reinforcing bar in order to the reinforcing bar of the horizontal arrangement in the stationary distribution steel mesh reinforcement 4 on steel pipe concrete frame 1;
2) the dark supporting steel plate 3 of configuration, 3 two of dark supporting steel plates, diagonal cross becomes the X font, the oblique respectively steel pipe concrete frame 2 that passes, the place welding that is contacting with steel pipe concrete frame 2;
3) arrange the distribution reinforcement net 4 that transverse reinforcement of being arranged by along continuous straight runs and the longitudinal reinforcement of vertically arranging constitute, be arranged in the both sides of dark supporting steel plate 3, and the distribution reinforcement net 4 of both sides is used the tension rib drawknot;
4) arrange both sides steel plate 2, and with 8 welding of the vertical steel plate bar on both sides steel plate 2 and the steel pipe concrete frame 1, punching on both sides steel plate 2 connects both sides steel plate 2 with peg 7;
5) the configure base beam 6; Steel pipe concrete frame 1, both sides steel plate 2, dark supporting steel plate 3 and distribution reinforcement net 4 are inserted in the grade beam 6; And be welded on the steel plate on grade beam 6 bases; The concrete of cast grade beam 6 inside after concrete curing is fixed, makes grade beam 6 and the vertical distribution reinforcement bottom in steel pipe concrete frame post 1, both sides steel plate 2, dark supporting steel plate 3, the distribution reinforcement net 4 realize being rigidly connected;
6) make upper side frame beam 5, reliably be connected with vertical distribution reinforcement in the distribution reinforcement net 4 with steel pipe concrete frame 1, both sides steel plate 2 and dark supporting steel plate 3;
7) to steel pipe concrete frame 1, both sides steel plate 2, upper side frame beam 5 and grade beam 6 inner concretings, after the moulding the built-in dark support combinations shear wall of steel pipe concrete frame double steel plate.
Claims (4)
1. the built-in dark support combinations shear wall of steel pipe concrete frame double steel plate; Comprise steel pipe concrete frame (1), body of wall and dark supporting steel plate (3); The inner pouring of steel pipe concrete frame (1) has concrete, becomes the reinforcing bar of the horizontal distribution reinforcing bar of distribution steel mesh reinforcement (4) to connect rib (9) in order to fixation group and in order to the fixing vertical steel plate bar (8) of both sides steel plate (2) in the steel pipe upper wall welding of steel pipe concrete frame (1); Body of wall inside is provided with dark supporting steel plate (3); Dark supporting steel plate (3) comprises two blocks of mild steel steel plates; Be crossed as the X font, the oblique steel pipe concrete frame (1) that passes, grade beam (6) is directly stretched in the bottom; Upper side frame beam (5) is stretched on top, in the place welding that dark supporting steel plate (3) contacts with steel pipe concrete frame (1); Dark supporting steel plate (3) both sides are provided with distribution reinforcement net (4); Distribution reinforcement net (4) comprises transverse reinforcement that along continuous straight runs is arranged and the longitudinal reinforcement of vertically arranging; The transverse reinforcement that constitutes the horizontal arrangement of distribution reinforcement net (4) is connected rib (9) connection with the reinforcing bar that steel pipe concrete frame (1) is gone up setting, and does not block local with distribution reinforcement net (4) drawknot of tension rib with both sides at dark supporting steel plate (3); Arrange both sides steel plates (2) in distribution reinforcement net (4) both sides; Connect with peg (7) between the both sides steel plate (2); Vertical steel plate bar (8) welding on both sides steel plate (2) and the steel pipe concrete frame (1), concreting forms body of wall between the steel plate of both sides then; Steel pipe concrete frame (1), both sides steel plate (2), dark supporting steel plate (3) and distribution reinforcement net (4) are stretched into grade beam (6); Steel pipe concrete frame (1), both sides steel plate (2), upper side frame beam (5), the inner disturbing concrete of grade beam (6) are shaped, and promptly constitute the built-in dark support combinations shear wall of steel pipe concrete frame double steel plate.
2. the built-in dark support combinations shear wall of steel pipe concrete frame double steel plate according to claim 1 is characterized in that: said dark supporting steel plate (3) is that carbon content is less than 0.25% (weight) mild steel steel plate.
3. the built-in dark support combinations shear wall of steel pipe concrete frame double steel plate according to claim 1 is characterized in that: said dark supporting steel plate (3) intersection is positioned at inner distribution reinforcement net (4) inboard of body of wall.
4. like the preparation method of the built-in dark support combinations shear wall of the described steel pipe concrete frame double steel plate of arbitrary claim among the claim 1-3, it is characterized in that this method is by in sequence following:
1) configuration steel pipe concrete frame (1), and go up welding at steel pipe concrete frame (1) and be connected rib (9) in order to the vertical steel plate bar (8) of fixing both sides steel plate (2) with reinforcing bar in order to the transverse reinforcement of the horizontal arrangement of fixing formation distribution reinforcement net (4);
2) dispose dark supporting steel plate (3), dark supporting steel plate (3) comprises two blocks of mild steel steel plates, and diagonal cross becomes the X font, the oblique respectively steel pipe concrete frame (2) that passes, the place welding that is contacting with steel pipe concrete frame (2);
3) arrange the distribution reinforcement net (4) that transverse reinforcement of being arranged by along continuous straight runs and the longitudinal reinforcement of vertically arranging constitute, be arranged in the both sides of dark supporting steel plate (3), and the distribution reinforcement net (4) of both sides is used the tension rib drawknot;
4) arrange both sides steel plates (2), and with the welding of the vertical steel plate bar (8) on both sides steel plate (2) and the steel pipe concrete frame (1), the steel plate in both sides (2) is gone up punching, with peg (7) both sides steel plate (2) is connected;
5) configure base beam (6); Steel pipe concrete frame (1), both sides steel plate (2), dark supporting steel plate (3) and distribution reinforcement net (4) are inserted in the grade beam (6); And be welded on the steel plate on grade beam (6) base; The concrete that cast grade beam (6) is inner; After concrete curing is fixed, make grade beam (6) and the vertical distribution reinforcement bottom in steel pipe concrete frame post (1), both sides steel plate (2), dark supporting steel plate (3), the distribution reinforcement net (4) realize being rigidly connected;
6) make upper side frame beam (5), reliably be connected with vertical distribution reinforcement in the distribution reinforcement net (4) with steel pipe concrete frame (1), both sides steel plate (2) and dark supporting steel plate (3);
7) to steel pipe concrete frame (1), both sides steel plate (2), upper side frame beam (5) and the inner concreting of grade beam (6), after the moulding the built-in dark support combinations shear wall of steel pipe concrete frame double steel plate.
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| CN102926485A (en) * | 2012-11-07 | 2013-02-13 | 沈阳建筑大学 | Support double-layer steel plate buckling resisting energy dissipation wall |
| CN103290951A (en) * | 2013-05-09 | 2013-09-11 | 中国矿业大学 | Wind-resistant wall with portal rigid frame comprising special-shaped columns |
| CN103437458A (en) * | 2013-09-06 | 2013-12-11 | 南京工业大学 | Precast concrete double-board shear wall with internal inclined braces and construction method for same |
| CN103485443A (en) * | 2013-09-26 | 2014-01-01 | 华北水利水电大学 | Window-shaped-steel-plate concrete shear wall and manufacturing method thereof |
| CN103711231A (en) * | 2014-01-14 | 2014-04-09 | 北京工业大学 | Combined shear wall formed by steel pipe concrete frame, double-steel-plate shear wall and inside welded concealed bracing mild steel plates under equivalent steel |
| CN103726590A (en) * | 2014-01-14 | 2014-04-16 | 北京工业大学 | Combined shear wall with bottom reinforced type concrete filled steel tube frame, double-steel-plate shear wall body and internal-welded concealed bracing soft steel plate |
| CN103741840A (en) * | 2014-01-14 | 2014-04-23 | 北京工业大学 | Bottom-reinforced concrete-filled steel tube frame double-steel-plate combined shear wall with built-in support |
| CN104631659A (en) * | 2015-01-07 | 2015-05-20 | 湖南大学 | Prefabricated assembling type composite plate type concrete double-connection shear wall with hidden supports |
| CN105040816A (en) * | 2015-08-27 | 2015-11-11 | 湖南大学 | Prefabricated assembly type and hidden-support-equipped superposed plate type reinforced concrete core wall |
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| CN108678223A (en) * | 2018-06-29 | 2018-10-19 | 北京工业大学 | A kind of recoverable steel pipe concrete frame compound shear wall and the practice |
| CN108824662A (en) * | 2018-05-28 | 2018-11-16 | 昆明理工大学 | A kind of anti-seismic structure improving shearing force wall energy-dissipation |
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| CN112878545A (en) * | 2019-11-29 | 2021-06-01 | 中冶(上海)钢结构科技有限公司 | Monocline truss stiffened double-steel-plate combined shear structure of fabricated steel structure building |
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| CN115387508A (en) * | 2022-08-24 | 2022-11-25 | 安徽省建筑科学研究设计院 | Steel plate shear wall and construction method thereof |
| CN115726496A (en) * | 2022-11-15 | 2023-03-03 | 海南大学 | Anti-seismic superposed shear wall structure and construction method thereof |
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| CN201972268U (en) * | 2010-12-10 | 2011-09-14 | 清华大学 | Combined shear wall of steel pipe concrete columns and double steel plates |
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| CN102926485A (en) * | 2012-11-07 | 2013-02-13 | 沈阳建筑大学 | Support double-layer steel plate buckling resisting energy dissipation wall |
| CN103290951A (en) * | 2013-05-09 | 2013-09-11 | 中国矿业大学 | Wind-resistant wall with portal rigid frame comprising special-shaped columns |
| CN103437458A (en) * | 2013-09-06 | 2013-12-11 | 南京工业大学 | Precast concrete double-board shear wall with internal inclined braces and construction method for same |
| CN103485443A (en) * | 2013-09-26 | 2014-01-01 | 华北水利水电大学 | Window-shaped-steel-plate concrete shear wall and manufacturing method thereof |
| CN103485443B (en) * | 2013-09-26 | 2015-08-19 | 华北水利水电大学 | A kind of window shape steel plate concrete shear wall and preparation method thereof |
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| CN103741840A (en) * | 2014-01-14 | 2014-04-23 | 北京工业大学 | Bottom-reinforced concrete-filled steel tube frame double-steel-plate combined shear wall with built-in support |
| CN104631659A (en) * | 2015-01-07 | 2015-05-20 | 湖南大学 | Prefabricated assembling type composite plate type concrete double-connection shear wall with hidden supports |
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| CN106337512B (en) * | 2016-11-03 | 2018-05-29 | 北京工业大学 | Bottom reinforced steel pipe concrete frame high-strength concrete compound shear wall and production method |
| CN106337512A (en) * | 2016-11-03 | 2017-01-18 | 北京工业大学 | The bottom reinforced concrete-filled steel tubular frame high-strength concrete composite shear wall and manufacturing method |
| CN108824662A (en) * | 2018-05-28 | 2018-11-16 | 昆明理工大学 | A kind of anti-seismic structure improving shearing force wall energy-dissipation |
| CN108894359A (en) * | 2018-05-28 | 2018-11-27 | 昆明理工大学 | A kind of shear wall structure of friction energy-dissipating |
| CN108612122A (en) * | 2018-06-05 | 2018-10-02 | 西南交通大学 | A kind of super plane size well foundation structure and its construction method |
| CN108612122B (en) * | 2018-06-05 | 2023-09-22 | 西南交通大学 | Ultra-large plane-size open caisson foundation structure and construction method thereof |
| CN108678226A (en) * | 2018-06-29 | 2018-10-19 | 北京工业大学 | Prestressed steel pipe concrete frame profiled sheet shear wall and the practice built in one kind |
| CN108678223A (en) * | 2018-06-29 | 2018-10-19 | 北京工业大学 | A kind of recoverable steel pipe concrete frame compound shear wall and the practice |
| CN108678227A (en) * | 2018-06-29 | 2018-10-19 | 北京工业大学 | A kind of the band diagonal brace steel pipe concrete frame shear wall and the practice of built-in prestressed steel bar |
| CN108678224A (en) * | 2018-06-29 | 2018-10-19 | 北京工业大学 | Prestressed steel pipe concrete frame double steel plate shear wall and the practice built in one kind |
| CN112878545A (en) * | 2019-11-29 | 2021-06-01 | 中冶(上海)钢结构科技有限公司 | Monocline truss stiffened double-steel-plate combined shear structure of fabricated steel structure building |
| CN114876262A (en) * | 2021-12-08 | 2022-08-09 | 长沙理工大学 | Superimposed shear wall and building |
| CN115387508A (en) * | 2022-08-24 | 2022-11-25 | 安徽省建筑科学研究设计院 | Steel plate shear wall and construction method thereof |
| CN115726496A (en) * | 2022-11-15 | 2023-03-03 | 海南大学 | Anti-seismic superposed shear wall structure and construction method thereof |
| CN115726496B (en) * | 2022-11-15 | 2023-08-11 | 海南大学 | Anti-seismic superimposed shear wall structure and construction method thereof |
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Application publication date: 20121003 |