CN103711233A - Reinforced concrete-filled steel tube frame steel plate composite shear wall with built-in concealed bracings and manufacturing method - Google Patents

Reinforced concrete-filled steel tube frame steel plate composite shear wall with built-in concealed bracings and manufacturing method Download PDF

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Publication number
CN103711233A
CN103711233A CN201310745790.1A CN201310745790A CN103711233A CN 103711233 A CN103711233 A CN 103711233A CN 201310745790 A CN201310745790 A CN 201310745790A CN 103711233 A CN103711233 A CN 103711233A
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China
Prior art keywords
steel plate
steel
steel pipe
shear wall
concrete frame
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Pending
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CN201310745790.1A
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Chinese (zh)
Inventor
张建伟
崔晓曦
曹万林
乔崎云
马恒
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Beijing University of Technology
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Beijing University of Technology
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Priority to CN201310745790.1A priority Critical patent/CN103711233A/en
Publication of CN103711233A publication Critical patent/CN103711233A/en
Pending legal-status Critical Current

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Abstract

The invention provides a reinforced concrete-filled steel tube frame steel plate composite shear wall with built-in concealed bracings and a manufacturing method, and relates to the field of construction. Cast-in-place reinforced concrete, a steel plate shear wall and concrete-filled steel tubes are combined together to form the composite shear wall. The two sides of a single steel plate are respectively provided with one inclined mild steel plate concealed bracing, and the steel plate concealed bracings on the two sides are intersected and of an X shape. Reinforcement fabrics formed by transversely-distributed reinforcements and longitudinally-distributed reinforcements are arranged outside the two concealed bracings and connected through tie reinforcements. Spiral stirrups are arranged in concrete-filled steel tube columns at the two ends of the shear wall, and therefore the bottoms of the concrete-filled steel tube columns are prevented from being damaged in advance. Compared with an existing shear wall, the reinforced concrete-filled steel tube frame steel plate composite shear wall with the built-in concealed bracings is larger in initial stiffness, higher in bearing capacity, and slower in attenuation of bearing capacity and stiffness, the whole anti-seismic and energy dissipation performance is good, the anti-seismic performance in the later period of the wall is relatively stable, and the whole working performance of the composite wall is good.

Description

The built-in dark support combinations shear wall of reinforced steel pipe concrete frame steel plate and the practice
Technical field
The present invention relates to a kind of steel core concrete column frame steel plate combined shear wall, particularly the built-in dark support combinations shear wall of reinforced steel pipe concrete frame steel plate and the practice.
Background technology
Along with the development of Chinese national economy and the continuous expansion of infrastructure scale, particularly superelevation greatly across and the form of structure of other specific (special) requirements more and more general, structure is had higher requirement, and new material, continuing to bring out as meeting these requirements of new technology have been created condition.Steel-concrete combined structure takes full advantage of steel and concrete material property separately, has that bearing capacity is high, rigidity is large, anti-seismic performance and power performance is good, sectional dimension of members is little, the advantage such as fast of constructing.Compare with concrete structure, can reduce sectional dimension of members, alleviate dead load, reduce geological process, increase effective usage space, reduce the advantages such as ductility of foundation cost, convenient construction, raising structure; Compare with steel work, have that steel using amount is few, an advantage such as rigidity is large, globality and good stability, apyrous and durability height.
Steel plate shear wall structure is a kind of novel lateral resisting structure system that 20 century 70s grow up.Experimental study and engineering are applied and are shown, steel plate shear force wall has a lot of excellent characteristics such as larger elasticity initial stiffness, large deformation ability and good plastic property, stable hysteretic characteristic etc.At present become a kind of high-rise Lateral Resistant System very with development prospect, be particularly useful for high intensity Zone building.
Combined steel plate wall is to fix or cast-in-situ steel reinforced concrete in steel plate one or both sides, and 2 kinds of materials are by shearing resistance peg preset on embedded steel plate or be bolted composition one.Two kinds of different structural forms of combined steel plate wall make it have different mechanical characteristics.The steel plate external wrapping concrete wallboard of combined steel plate wall, can play the effects such as fire prevention, insulation, sound insulation, has reduced follow-up work amount, has reduced construction costs.The cylindrical shell that shear wall and shear wall form is the core of high-rise construction earthquake resistance, the anti-seismic performance of shear wall structure has very important effect for highrise building safe and reliable, and the anti-seismic performance requirement of high-rise and super highrise building cylindrical shell that shear wall and shear wall are formed is also more and more higher.
Summary of the invention
Technical problem to be solved by this invention is: improve compound shear wall bearing capacity, ductility and energy dissipation ability.The advantage of concrete filled steel tube and steel plate shear force wall is combined, take i shaped cross section external wrapping concrete to solve the problem of the outer unstability of steel tube concrete core pillar plane simultaneously.
The technical solution used in the present invention is:
The built-in dark support combinations shear wall of reinforced steel pipe concrete frame steel plate, is characterized in that: its body of wall periphery is to be enclosed and formed by steel concrete 9; Body of wall internal configurations steel plate 2 and dark support 7; Dark support 7 is arranged in steel plate both sides; Steel plate two ends are respectively equipped with the Concrete-Filled Square Steel Tube frame columns 1 that steel plate encloses formation; Steel plate secretly supports outside and is provided with the steel mesh reinforcement being comprised of longitudinal distribution reinforcement 5 and transversely distributed steelbar 4, and shear wall side bar is section steel beam 13; On steel plate 2, be provided with the hole of passing for steel tie 10; Steel pipe concrete frame post 1 outside, two ends is provided with outer outstanding peg 6; Two steel pipe concrete frame post 1 inside of steel plate 2 end welding are provided with spiral stirrup 3;
Dark supporting steel plate angle of inclination is between 45 ° to 60 °;
The dark 7 use mild steel plates that support are made;
Spiral stirrup 3 in steel pipe concrete frame post 1 exceeds the upper plane in basis.
The preparation method of built-in steel plate and dark supporting steel pipe concrete column combination shear wall, the method is carried out in the following order:
1) make the steel pipe column of steel pipe concrete frame post 1, on steel pipe column, weld stud 6 and the steel plate bar 8 being vertically connected with steel mesh reinforcement, arrange spiral stirrup 3 in steel pipe;
2) configure dark supporting steel plate 7, dark supporting steel plate 7 comprises two blocks of mild steel steel plates, is arranged in steel plate 2 both sides, intersects and is X-shaped layout, oblique through steel pipe concrete frame post 1, the place welding contacting with steel pipe concrete frame post 1;
3) arrange the distribution reinforcement net that vertical reinforcement 5 that the transverse reinforcement 4 arranged by horizontal direction and vertical direction are arranged forms, be arranged in the outside of dark support 7, and with tension rib 10 drawknots;
4) arrange steel plate 2, steel plate 2 and the vertical steel lath 8 on steel pipe concrete frame are welded, on steel plate 2, punching is passed for tension rib 10;
5) configure base beam, steel pipe concrete frame post 1, steel plate 2, dark supporting steel plate 7 and distribution reinforcement net are inserted in grade beam, and be welded on the steel plate on grade beam base, build the concrete of grade beam inside, after concrete curing is fixed, make grade beam and steel pipe concrete frame post 1, steel plate 2, steel plate secretly support 7 and distribution reinforcement net in vertical reinforcement 5 realize and being rigidly connected;
6), by section steel beam 13 and steel pipe concrete frame post 1, steel plate 2, dark supporting steel plate 7 is connected with the vertical reinforcement 5 in distribution reinforcement net;
7) at steel pipe concrete frame post 1, the reserved topping of frame beam 13 and steel plate distribution reinforcement net outside, formwork supporting plate; Concreting 9, is the built-in dark support combinations shear wall of reinforced steel pipe concrete frame steel plate after moulding.
Beneficial effect of the present invention
The present invention combines the advantage of steel core concrete column and steel plate shear force wall and steel truss, and at wall external wrapping concrete.The stack that the obvious steel core concrete column shear wall of shock resistance after its combination and steel plate shear force wall work alone.The dark support of steel plate and outer steel reinforced concrete can effectively prevent the outer unstability of steel plate generating plane, are conducive to improve shear-carrying capacity, ductility and the energy dissipation capacity of shear wall.Meanwhile, when under geological process, body of wall occurs to destroy, the system that steel truss, upper and lower side frame beam and steel core concrete column form can effectively keep the stability of structure.In steel pipe concrete frame post inside, spiral stirrup is set, can improves the anti-seismic performance of steel pipe concrete frame post, prevent its bottom whole anti-seismic performance of destroying infection member in advance.Use tension rib that the steel concrete in two steel plate outsides is connected, thereby make better co-operation of member.Outside shear wall, configuration reinforcement concrete can play the effect of fire prevention, insulation.
Accompanying drawing explanation
Fig. 1 is the built-in dark support combinations shear wall elevation of this reinforced steel pipe concrete frame steel plate;
Fig. 2 is A-A generalized section in Fig. 1;
Fig. 3 is B-B generalized section in Fig. 1;
In figure: 1, steel pipe concrete frame post, 2, steel plate, 3, spiral stirrup, 4, transversely distributed steelbar, 5, vertical distribution reinforcement, 6, peg, 7, secretly support mild steel plate, 8, steel plate bar, 9, concrete, 10, tension rib, 11, frame columns vertical muscle outward, 12, the outer stirrup of frame columns, 13, section steel beam, 14, frame beam vertical muscle outward, 15, the outer stirrup of frame beam.
The specific embodiment
Below in conjunction with Fig. 1-Fig. 3, the invention will be further described:
The structural reinforcement schematic diagram of the built-in dark support combinations shear wall of reinforced steel pipe concrete frame steel plate is as shown in Fig. 1-Fig. 3.Frame columns 1 cross section is rectangle.Steel plate 2 both sides arrange dark 7 intersections that support of steel plate and are X-shaped; Steel plate 2 and dark 7 outsides of supporting are provided with by longitudinal 5 and the steel mesh reinforcement that forms of horizontal 4 reinforcing bars; On steel plate, be provided with the hole of passing for steel tie 10, tension rib passes in the hole that does not have dark support to block; Two steel core concrete column 1 inside are provided with spiral stirrup 3; Steel core concrete column 1 steel pipe outside in two ends is provided with outer outstanding peg 6; Its production order is as follows:
1) make the steel pipe column of steel pipe concrete frame post 1, on steel pipe column, weld stud 6 and the steel plate bar 8 that vertically can be connected with steel mesh reinforcement, arrange spiral stirrup 3 in steel pipe;
2) configure dark supporting steel plate 7, dark supporting steel plate 7 comprises two blocks of mild steel steel plates, is arranged in steel plate 2 both sides, intersects and is X-shaped layout, oblique through steel pipe concrete frame post 1, the place welding contacting with steel pipe concrete frame post 1;
3) arrange the distribution reinforcement net that vertical reinforcement 5 that the transverse reinforcement 4 arranged by horizontal direction and vertical direction are arranged forms, be arranged in the outside of dark support 7, and with tension rib 10 drawknots;
4) arrange steel plate 2, steel plate 2 and the vertical steel lath 8 on steel pipe concrete frame are welded, on steel plate 2, punching is passed for tension rib 10;
5) configure base beam, steel pipe concrete frame post 1, steel plate 2, dark supporting steel plate 7 and distribution reinforcement net are inserted in grade beam, and be welded on the steel plate on grade beam base, build the concrete of grade beam inside, after concrete curing is fixed, make grade beam and steel pipe concrete frame post 1, steel plate 2, steel plate secretly support 7 and distribution reinforcement net in vertical reinforcement 5 realize and being rigidly connected;
6), by section steel beam 13 and steel pipe concrete frame post 1, steel plate 2, dark supporting steel plate 7 is connected with the vertical reinforcement 5 in distribution reinforcement net;
7) at steel pipe concrete frame post 1, the reserved topping of frame beam 13 and steel plate distribution reinforcement net outside, formwork supporting plate; Concreting 9, is the built-in dark support combinations shear wall of reinforced steel pipe concrete frame steel plate after moulding.
Be more than an exemplary embodiments of the present invention, enforcement of the present invention is not limited to this.

Claims (5)

1. the built-in dark support combinations shear wall of reinforced steel pipe concrete frame steel plate, is characterized in that: its body of wall periphery is to be enclosed and formed by steel concrete (9); Body of wall internal configurations steel plate (2) and dark support (7); Dark support (7) are arranged in steel plate (2) both sides; Steel plate (2) two ends are respectively equipped with the Concrete-Filled Square Steel Tube frame columns (1) that steel plate encloses formation; Steel plate secretly supports (7) outside and is provided with the steel mesh reinforcement being comprised of longitudinal distribution reinforcement (5) and transversely distributed steelbar (4), and shear wall side bar is section steel beam (13); On steel plate (2), be provided with the hole of passing for steel tie (10); Two ends steel pipe concrete frame posts (1) outside is provided with outer outstanding peg (6); Two steel pipe concrete frame posts (1) inside of steel plate (2) end welding is provided with spiral stirrup (3).
2. the built-in dark support combinations shear wall of reinforced steel pipe concrete frame steel plate according to claim 1, is characterized in that: dark supporting steel plate (7) angle of inclination is between 45 ° to 60 °.
3. the built-in dark support combinations shear wall of reinforced steel pipe concrete frame steel plate according to claim 1, is characterized in that: dark support (7) are used mild steel plate to make.
4. the built-in dark support combinations shear wall of reinforced steel pipe concrete frame steel plate according to claim 1, is characterized in that: the spiral stirrup (3) in described steel pipe concrete frame post (1) exceeds the upper plane in basis.
5. the construction method of the built-in dark support combinations shear wall of reinforced steel pipe concrete frame steel plate according to claim 1, is characterized in that, comprises the steps:
1) make the steel pipe column of steel pipe concrete frame post (1), weld stud on steel pipe column (6) and the steel plate bar (8) that vertically can be connected with steel mesh reinforcement, arrange spiral stirrup (3) in steel pipe;
2) configure dark supporting steel plate (7), dark supporting steel plate (7) comprises two blocks of mild steel steel plates, is arranged in steel plate (2) both sides, intersects and is X-shaped layout, oblique through steel pipe concrete frame post (1), to contact with steel pipe concrete frame post (1) place welding;
3) arrange the distribution reinforcement net that the vertical reinforcement (5) of the transverse reinforcement (4) arranged by horizontal direction and vertical direction layout forms, be arranged in the outside of dark support (7), and with tension rib (10) drawknot;
4) arrange steel plate (2), steel plate (2) and the vertical steel lath (8) on steel pipe concrete frame are welded, in the upper punching of steel plate (2), for tension rib (10), pass;
5) configure base beam, steel pipe concrete frame post (1), steel plate (2), dark supporting steel plate (7) and distribution reinforcement net are inserted in grade beam, and be welded on the steel plate on grade beam base, build the concrete of grade beam inside, after concrete curing is fixed, make grade beam and steel pipe concrete frame post (1), steel plate (2), vertical reinforcement (5) realization that steel plate secretly supports in (7) and distribution reinforcement net is rigidly connected;
6), by section steel beam (13) and steel pipe concrete frame post (1), steel plate (2), dark supporting steel plate (7) is connected with the vertical reinforcement (5) in distribution reinforcement net;
7) at steel pipe concrete frame post (1), the reserved topping of frame beam (13) and steel plate distribution reinforcement net outside, formwork supporting plate; Concreting (9), is the built-in dark support combinations shear wall of reinforced steel pipe concrete frame steel plate after moulding.
CN201310745790.1A 2013-12-30 2013-12-30 Reinforced concrete-filled steel tube frame steel plate composite shear wall with built-in concealed bracings and manufacturing method Pending CN103711233A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN107165294A (en) * 2017-07-24 2017-09-15 湖南新能匠材料厂 A kind of heat-preservation shear wall truss building system and its construction method
CN113216446A (en) * 2021-04-30 2021-08-06 丰和营造集团股份有限公司 Local prestressing force connection structure of assembled concrete shear force wall

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201358529Y (en) * 2008-12-19 2009-12-09 北京工业大学 Steel-truss-steel-plate-concrete combination shear wall
CN201367654Y (en) * 2008-12-12 2009-12-23 北京工业大学 Combined shear wall of steel tube concrete, steel plate with holes and concrete
CN201588315U (en) * 2009-12-18 2010-09-22 北京工业大学 Steel plate and steel truss coupled shear wall internally hidden in steel pipe concrete overlapped pillar frame
GB2478844A (en) * 2010-03-16 2011-09-21 Damien O'donnell A prefabricated wall panel with a structural support frame comprising concrete.
CN102704594A (en) * 2012-05-25 2012-10-03 北京工业大学 Combined shear wall with 'multi-steel plate-support' hidden in profile steel overlapped side frame column and manufacturing method of combined shear wall

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201367654Y (en) * 2008-12-12 2009-12-23 北京工业大学 Combined shear wall of steel tube concrete, steel plate with holes and concrete
CN201358529Y (en) * 2008-12-19 2009-12-09 北京工业大学 Steel-truss-steel-plate-concrete combination shear wall
CN201588315U (en) * 2009-12-18 2010-09-22 北京工业大学 Steel plate and steel truss coupled shear wall internally hidden in steel pipe concrete overlapped pillar frame
GB2478844A (en) * 2010-03-16 2011-09-21 Damien O'donnell A prefabricated wall panel with a structural support frame comprising concrete.
CN102704594A (en) * 2012-05-25 2012-10-03 北京工业大学 Combined shear wall with 'multi-steel plate-support' hidden in profile steel overlapped side frame column and manufacturing method of combined shear wall

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
CN107165294A (en) * 2017-07-24 2017-09-15 湖南新能匠材料厂 A kind of heat-preservation shear wall truss building system and its construction method
CN113216446A (en) * 2021-04-30 2021-08-06 丰和营造集团股份有限公司 Local prestressing force connection structure of assembled concrete shear force wall

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Application publication date: 20140409