CN102127941B - Steel tube concrete column-double-layer steel plate combined shear wall and construction method thereof - Google Patents

Steel tube concrete column-double-layer steel plate combined shear wall and construction method thereof Download PDF

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Publication number
CN102127941B
CN102127941B CN2010105983839A CN201010598383A CN102127941B CN 102127941 B CN102127941 B CN 102127941B CN 2010105983839 A CN2010105983839 A CN 2010105983839A CN 201010598383 A CN201010598383 A CN 201010598383A CN 102127941 B CN102127941 B CN 102127941B
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China
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steel
shear
double
key
steel pipe
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CN2010105983839A
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Chinese (zh)
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CN102127941A (en
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聂建国
卜凡民
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清华大学
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Abstract

The invention relates to a steel tube concrete column-double-layer steel plate combined shear wall belonging to the technical field of constructional engineering and combination structures. The steel tube concrete column-double-layer steel plate combined shear wall comprises two steel tubes, two steel plates, distributed reinforcing steel bars, connecting keys, male pins and concrete, wherein the connecting keys are vertically and alternately arranged at the opposite sides of the two steel tubes; both ends of each of transversally distributed reinforcing steel bars in the distributed reinforcing steel bars are respectively connected with the connecting keys in corresponding positions on the two steel tubes; the male pins are welded on the opposite sides of the two steel plates; two lateral ends of the two steel plates are connected with the steel tubes; and concrete is cast in the two steel tubes and in a planar closed space encircled by the two steel plates and the two steel tubes. The shear wall of the invention can restrict the concrete from deforming, improve the bearing capacity and the tensility of the shear wall and enhance the whole quake-proof performance of the structure. Moreover, the shear wall has favorable stress performance and improved quake-proof performance, is favorable to engineering of building space arrangement, decreasing self weight and reducing template engineering and is suitable for being used as a shear wall in a high-rise or ultra-high-rise building.

Description

A kind of steel core concrete column-double-layer plate compound shear wall and job practices thereof

Technical field

The present invention relates to a kind of steel core concrete column-double-layer plate compound shear wall that can be applicable to high level and super highrise building, belong to construction work and combining structure technical field.

Background technology

Shear wall or by the cylindrical shell that shear wall is formed is the main lateral resistant member of highrise building.Along with building height increases and the raising of building function demand, to the shear wall each side require increasingly high.Traditional concrete deformation of wall ability is relatively poor, and ductility is lower, directly influences the anti-seismic performance of highrise building; Excessive vertical load needs very big shear wall thickness, could satisfy " earthquake resistant design code " limit value for the shear wall ratio of axial compressive force to axial compressive ultimate capacity of section; Blocked up body of wall increases dead load, is unfavorable for antidetonation, increases foundation cost simultaneously; Blocked up body of wall has reduced the building usable floor area, especially for commercial bottom, has restricted the flexibility that building is arranged, influences function of use.

Summary of the invention

The objective of the invention is to the deficiency that exists in existing high level and the superelevation story shear wall, propose a kind of stress performance superior, safe and reliable, be beneficial to the shear wall that deadweight, minimizing form work engineering were arranged, alleviated to architectural space.

Technical scheme of the present invention is following:

A kind of steel core concrete column-double-layer plate compound shear wall is characterized in that, this shear wall comprises two steel pipes, two steel plates, distribution reinforcement, connecting key, peg and concrete; The opposite side of described two steel pipes, vertical separation have connecting key, in the described distribution reinforcement two ends of transversely distributed steelbar respectively with described two steel pipes on the corresponding connecting key in position continuous; All be welded with peg on described two steel plate opposite faces; Described two steel plate two side ends link to each other with steel pipe; Concreting in the planar surface encloses space that in two steel pipes and by two steel plates and two steel pipes, surrounds.

Described steel pipe is circle, square or rectangle.

Described connecting key and steel pipe, transversely distributed steelbar and connecting key and steel pipe 1 and steel plate be connected to welding or bolt is connected.

Described distribution reinforcement is made up of transversely distributed steelbar and vertical distribution reinforcement.

Described connecting key is in the opposite side of steel pipe, vertical equidistant placement.

Described transversely distributed steelbar is used wire binding with the junction of vertical distribution reinforcement.

Described a plurality of peg is evenly distributed on the steel plate opposite side, or arranges by stressing conditions.

The job practices of a kind of steel core concrete column-double-layer plate compound shear wall comprises steel work processing, installation and concreting step; Concrete steps are following:

A. at factory process steel pipe and steel plate; On steel pipe one side, be welded to connect key, weld stud on steel plate one side;

B. after steel work machines, be transported to the job site, and with the steel pipe installing and locating; With the welding of the connecting key on transversely distributed steelbar and the steel pipe, and arrange vertical distribution reinforcement;

C. it is relative to make two steel plates be welded with a side of peg, and the steel plate two ends are welded in form the planar surface encloses space on the steel pipe, and concreting in this space and steel pipe forms steel core concrete column-double-layer plate compound shear wall.

The present invention has the following advantages with respect to prior art:

(1) can be out of shape by confined concrete, improve shear wall bearing capacity and ductility, strengthen the structural entity anti-seismic performance; (2) realize steel plate, steel pipe and concrete dual combination, form the twice anti-vibration defense lines, improve the degree of safety of structure; (3) reduce dead load, reduce earthquake sheet, reduce foundation cost; (4) different according to steel ratio, can reduce thickness of wall body 10%~30%, increase the flexibility that building usable floor area and architectural space are arranged, reduce restriction to building function; (5) double-layer plate can be used as the template of concreting when construction, reduces the form work engineering amount; (6) for framework-structures such as core tube, can optimize the Rigidity Matching of core tube and framework, make the distribution of horizontal loading more reasonable.

Description of drawings

Fig. 1 is steel core concrete column of the present invention-double-layer plate compound shear wall internal construction sketch map.

Fig. 2 is that design sketch is accomplished in steel core concrete column of the present invention-double-layer plate compound shear wall construction.

Among the figure: the 1-steel pipe; The 2-steel plate; The 3-connecting key; The 4-peg; The 5-concrete; The 6-transversely distributed steelbar; The vertical distribution reinforcement of 7-.

The practical implementation method

Below in conjunction with accompanying drawing, practical implementation method of the present invention is further described.

Like Fig. 1~shown in Figure 2, this shear wall comprises two steel pipes 1, two steel plates 2, distribution reinforcement, connecting key 3, peg 4 and concrete 5; The opposite side of described two steel pipes, vertical separation have connecting key 3, in the described distribution reinforcement two ends of transversely distributed steelbar respectively with described two steel pipes on the corresponding connecting key 3 in position continuous; All be welded with peg 4 on described two steel plate 2 opposite faces; Described two steel plate 2 two side ends link to each other with steel pipe 1; Concreting 5 in the planar surface encloses space that in two steel pipes 1 and by two steel plates 2 and two steel pipes 1, surrounds.

Steel pipe 1 is circle, square or rectangle.Connecting key 3 and steel pipe 1, transversely distributed steelbar and connecting key 3 and steel pipe 1 and steel plate 2 be connected to welding or bolt is connected.Distribution reinforcement is made up of transversely distributed steelbar 6 and vertical distribution reinforcement 7.Connecting key 3 is in the opposite side of steel pipe, vertical equidistant placement.Transversely distributed steelbar 6 is used wire binding with the junction of vertical distribution reinforcement 7.A plurality of pegs 4 are evenly distributed on steel plate 1 opposite side, or arrange by stressing conditions.

The job practices of a kind of steel core concrete column-double-layer plate compound shear wall comprises steel work processing, installation and concreting step; Concrete steps are following:

A. at factory process steel pipe 1 and steel plate 2; On steel pipe 1 one sides, be welded to connect key 3, weld stud 4 on steel plate 2 one sides;

B. after steel work machines, be transported to the job site, and with steel pipe 1 installing and locating; With 3 welding of the connecting key on transversely distributed steelbar 6 and the steel pipe 1, and arrange vertical distribution reinforcement 7;

C. it is relative to make two steel plates 2 be welded with a side of peg 4; And steel plate 2 two ends are welded on the steel pipe 1 form planar surface encloses space (as shown in Figure 1); Concreting 5 in this space and steel pipe 1 forms steel core concrete column-double-layer plate compound shear wall (as shown in Figure 2).

The invention provides a kind of steel core concrete column-double-layer plate compound shear wall, stress performance is good, is beneficial to architectural space and arranges, alleviates deadweight, reduces form work engineering, is suitable for as high-rise, super highrise building.

Claims (1)

1. the job practices of steel core concrete column-double-layer plate compound shear wall is characterized in that, this shear wall comprises two steel pipes (1), two steel plates (2), distribution reinforcement, connecting key (3), peg (4) and concrete (5); The opposite side of described two steel pipes (1), vertical separation have connecting key (3); Described distribution reinforcement is made up of transversely distributed steelbar (6) and vertical distribution reinforcement (7), and the two ends of transversely distributed steelbar in the described distribution reinforcement (6) are gone up the corresponding connecting key (3) in position with described two steel pipes (1) respectively and linked to each other; Vertical distribution reinforcement (7) is used steel wire lashing with the junction of transversely distributed steelbar (6) in the described distribution reinforcement; All be welded with peg (4) on described two steel plates (2) opposite face; Described two steel plates (2) two side ends links to each other with steel pipe (1); Concreting (5) in the planar surface encloses space that in two steel pipes (1) and by two steel plates (2) and two steel pipes (1), surrounds;
Described job practices comprises steel work processing, installation and concreting step; Concrete steps are following:
A. at factory process steel pipe (1) and steel plate (2); On steel pipe (1) one side, be welded to connect key (3), weld stud (4) on steel plate (2) one sides;
B. after steel work machines, be transported to the job site, and with steel pipe (1) installing and locating; With the welding of the connecting key (3) on transversely distributed steelbar (6) and the steel pipe (1), and arrange vertical distribution reinforcement (7);
C. it is relative to make two steel plates (2) be welded with a side of peg (4), and steel plate (2) two ends are welded in steel pipe (1) go up and form the planar surface encloses space,
D. concreting (5) in above-mentioned enclosure space and steel pipe (1) forms steel core concrete column-double-layer plate compound shear wall.
CN2010105983839A 2010-12-10 2010-12-10 Steel tube concrete column-double-layer steel plate combined shear wall and construction method thereof CN102127941B (en)

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CN2010105983839A CN102127941B (en) 2010-12-10 2010-12-10 Steel tube concrete column-double-layer steel plate combined shear wall and construction method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010105983839A CN102127941B (en) 2010-12-10 2010-12-10 Steel tube concrete column-double-layer steel plate combined shear wall and construction method thereof

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CN102127941B true CN102127941B (en) 2012-11-14

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CN102444224A (en) * 2011-10-31 2012-05-09 华南理工大学 Concrete composite shear wall
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CN103015632A (en) * 2012-12-09 2013-04-03 中国矿业大学 Corrugated steel plate confined concrete combination column and manufacturing method thereof
CN104088378B (en) * 2014-01-18 2015-02-18 广东省建筑设计研究院 Encased steel plate and concrete filled steel tube empty and solid combined shear wall
CN103883044A (en) * 2014-03-23 2014-06-25 北京工业大学 Groove-shaped steel plate shear wall with inbuilt round reinforcing cages and externally pasted steel plate supports and construction method
CN104358329B (en) * 2014-11-13 2017-09-29 中国建筑设计院有限公司 A kind of steel plate combined shear wall
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CN105888137B (en) * 2016-05-31 2018-03-13 天津市建筑设计院 A kind of huge combined steel and concrete column of built-in lattice reinforcing bar
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CN106368348B (en) * 2016-09-08 2018-10-19 重庆大学 A kind of superposed type compound shear wall with two benches stress characteristic
CN107060140A (en) * 2017-05-24 2017-08-18 华南理工大学 A kind of prefabricated assembled double steel pipe concrete shear force wall and its assembly method
CN107060141A (en) * 2017-06-12 2017-08-18 郑州大学 A kind of reinforced concrete shear wall
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