CN103074951A - Steel plate and high-strength concrete combined shear wall - Google Patents

Steel plate and high-strength concrete combined shear wall Download PDF

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Publication number
CN103074951A
CN103074951A CN2013100311932A CN201310031193A CN103074951A CN 103074951 A CN103074951 A CN 103074951A CN 2013100311932 A CN2013100311932 A CN 2013100311932A CN 201310031193 A CN201310031193 A CN 201310031193A CN 103074951 A CN103074951 A CN 103074951A
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China
Prior art keywords
steel plate
shear
concrete
double
outsourcing
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Pending
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CN2013100311932A
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Chinese (zh)
Inventor
马恺泽
鄢红良
张巧巧
刘伯权
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Changan University
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Changan University
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Priority to CN2013100311932A priority Critical patent/CN103074951A/en
Publication of CN103074951A publication Critical patent/CN103074951A/en
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Abstract

The invention provides a steel plate and high-strength concrete combined shear wall which comprises outer covered double-layer steel plates and high-strength concrete poured between the outer covered double-layer steel plates, wherein multiple rows of bolts are arranged on surfaces on the opposite sides of the outer covered double-layer steel plates. According to the invention, the concrete is filled between the double-layer steel plates, the steel plates and the concrete are tightly coupled by using the bolts and the concrete and the steel plates are mutually restrained, so that the deformability of the inner-filled concrete is increased, the ductility and the energy-dissipating capacity of the shear wall under the load effect are greatly increased, the structure of a double-steel-plate combined shear wall is simple, the outer steel plate can be used as a template and the construction is simple and convenient.

Description

A kind of steel plate high-strength concrete compound shear wall
Technical field
The invention belongs to Steel concrete combining structure and combination construction technical field, be specifically related to a kind of double-layer plate concrete shear wall structure.
Background technology
Shear wall structure is a kind of Lateral Resistant System of opposing horizontal loading.Under geological process, shear wall has not only been born most of earthquake shearing, but also has played the important function of dissipation seismic energy, and the quality of its anti-seismic performance plays decisive role to the anti-seismic performance of total.Therefore, the research of shear wall anti-seismic performance whole anti-seismic performance high-rise for improving, the Super High structure is significant.
In engineering structures, adopt Materials with High Strength, both can satisfy the modern project structure to demand high-rise and the large span development, reduce the structural element sectional dimension, the economical with materials consumption; Also can improve the durability of concrete structure, extending structure service life, have good economic and social benefit.But after concrete compressive strength improved, the intensity of its tension, shear strength and coarse aggregate was relatively low, and ductility reduces, thereby had reduced the anti-seismic performance of High Strength Concrete Structures.
Steel plate shear force wall is a kind of well how high-rise lateral resisting structure, is applicable to high intensity Zone.Because steel plate shear force wall has good lateral resisting performance, nearly twenty or thirty is over year, and countries in the world conduct extensive research it, and are applied in the various multi-rise buildings.Yet the design of early stage steel plate shear wall structure system is based on elastic buckling as ultimate limit state, and steel plate shear force wall is often very thick like this, so recently, a lot of researchs begin to carry out the research of other side, such as close rib form, novel compound shear wall, anti-flexing steel plate shear force wall etc.
Summary of the invention
The object of the present invention is to provide a kind of steel plate high-strength concrete compound shear wall, this compound shear wall can strengthen the adhesion stress of concrete and steel plate, thereby increases substantially the limit shear-carrying capacity of steel plate shear force wall.
For achieving the above object, the present invention has adopted following technical scheme:
This compound shear wall comprises the outsourcing double-layer plate and builds strong concrete between the outsourcing double-layer plate.
Be provided with some row's pegs on the surface of described outsourcing double-layer plate opposite side.
Described outsourcing double-layer plate is to enclose the shear wall outsourcing template that forms by the encased steel plate unit that is oppositely arranged, and strong concrete is wrapped in the shear wall outsourcing template.
Described shear wall outsourcing template is comprised of four encased steel plate unit.
Be provided with several spaced stiffeners between the described outsourcing double-layer plate, strong concrete build enclose formation in stiffener and outsourcing double-layer plate several independently in the chamber.
The cross section steel ratio of described compound shear wall is 0.04-0.2.
Beneficial effect of the present invention is embodied in:
Compound shear wall of the present invention is a kind of novel shear wall form that proposes on the basis of steel plate shear force wall, is a kind of novel compound shear wall that is applicable to high level and super highrise building.The present invention fills in concrete between the double-layer plate, and with peg with steel plate and concrete close-coupled, concrete and steel plate retrain each other, thereby improve the deformability of concrete filled, so that ductility and the energy dissipation capacity of shear wall under load action is greatly improved.If laterally add box construct, steel plate is stronger to concrete effect of contraction.So just high-strength concrete be can use, and then the thickness of body of wall, conserve space reduced.Concrete filled can stop the inside flexing of steel plate effectively, and the coupling of peg, the outward bulge that then can effectively postpone steel plate is bent, therefore, compound shear wall structural system of the present invention can be postponed the flexing of steel plate effectively, thereby reach elastic-plastic behavior, improved to a great extent the limit shear-carrying capacity of steel plate shear force wall.In addition, the simple structure of double steel plate compound shear wall, outside steel plate can doublely be done template and use, easy construction.
For existing built-in steel plate and one-sided steel plate combined shear wall, because concrete is positioned at the steel plate outside or both sides, in the situation of large deformation, concrete slab may peel off by cracking, effect of contraction to steel plate weakens greatly, and ductility and the energy dissipation capacity of compound shear wall under large shake effect significantly reduced; And the difficult control of concrete cracking, the crack is exposed and is difficult to avoid, and uses and durability thereby impact is normal.Therefore, adopting outsourcing double-layer plate high-strength concrete compound shear wall is one of effective way that addresses the above problem, cavity by shear wall encased steel plate and stiffener formation, not only high-strength concrete is played effective effect of contraction, improve shear wall supporting capacity and deformability, and can avoid the exposure of distress in concrete, improve its functional performance and durability; So that using, High-Performance Concrete Shear Walls becomes possibility in earthquake zone high level and Super High structure.
Compound shear wall of the present invention is by disposing elongated from top to bottom stiffener between double-layer plate, can guarantee that steel plate and concrete better are coupled, collaborative work, thereby reach the supporting capacity of raising shear wall and the purpose of anti-seismic performance, create how better Social benefit and economic benefit.
Compound shear wall of the present invention can be applied strong concrete in the building in high level, super highrise building and high earthquake intensity area, particularly high level and the super highrise building in the above area of seismic fortification intensity 8 degree.
Description of drawings
Fig. 1 is one of structural representation of compound shear wall of the present invention;
Fig. 2 be compound shear wall of the present invention structural representation two;
Fig. 3 be compound shear wall of the present invention structural representation three;
Among the figure: 1 is the encased steel plate unit, and 2 is peg, and 3 is stiffener, and 4 is concrete
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples.
Referring to Fig. 1-Fig. 3, compound shear wall of the present invention comprises the outsourcing double-layer plate and builds strong concrete between the outsourcing double-layer plate, is provided with some row's pegs 2 on the surface of described outsourcing double-layer plate opposite side; Described outsourcing double-layer plate is to enclose the shear wall outsourcing template that forms by the encased steel plate unit 1 that is oppositely arranged, and strong concrete is wrapped in the shear wall outsourcing template; Described shear wall outsourcing template is comprised of four encased steel plate unit 1; Be provided with several spaced stiffeners 3 between the described outsourcing double-layer plate, strong concrete build enclose formation in stiffener 3 and outsourcing double-layer plate several independently in the chamber; The cross section steel ratio of described compound shear wall is 0.04-0.2.
Embodiment
A kind of novel steel-concrete compound shear wall that stiffener is set between the steel plate of both sides, namely multi-cavity steel plate-high-strength concrete compound shear wall comprises outsourcing double-layer plate, the concrete shear force wall of being with the steel plate of putting more energy into.Build strong concrete (more than the C60) in band is put more energy into the outsourcing double-layer plate of steel plate, concrete adopts peg to be connected with steel plate.Described outsourcing double-layer plate is enclosed by four blocks of steel sheets of four sides and forms, and forms an outsourcing template, in concrete is wrapped in fully.The steel plate of putting more energy into arranges between the steel plate of shear wall both sides, connects from top to bottom in the steel plate of both sides, puts more energy into Plate Welding on the steel plate of both sides, and the steel plate of putting more energy into is perpendicular to the both sides steel plate.The steel plate of putting more energy into will separate one by one relatively independent cavity of formation between the steel plate of shear wall both sides.The cross section steel ratio of compound shear wall is at 0.04-0.2.
Described compound shear wall provides flexural strength and shear strength by substituting close longitudinal reinforcement of joining and transverse reinforcement at shear wall outside configuration steel plate; By the steel plate of putting more energy into is set between the steel plate of shear wall both sides, form relatively independent cavity, high-strength concrete is formed effective effect of contraction, improve Brittleness of High Strength Concrete; Thereby improve supporting capacity and the deformability of shear wall, and the high characteristics of performance high-strength concrete bearing capacity; By strengthening interaction between encased steel plate and the concrete in that peg is set between the steel plate of both sides, and provide lateral restraint to encased steel plate, prevent the bending deformation that steel plate is too early; As template, it is convenient quick to construct with encased steel plate; Avoid distress in concrete to expose, but the working range of prolongation structure normal operating condition improve its functional performance and durability, is conducive to bring into play the potential bearing capacity of structure.Described compound shear wall has the characteristics such as initial stiffness is large, supporting capacity is high, the bearing capacity and stiffness decay is slow, many, the whole energy consumption abilities of anti-vibration defense lines are good, and the later stage anti-seismic performance is relatively stable.For the supporting capacity that can reach the Effective Raise double-layer plate and the purpose of anti-seismic performance, the steel ratio in cross section can not be too low, can not be too high, the steel plate of putting more energy into is joined very little, miss one's aim, but the steel plate of putting more energy into is joined too much, must cause concrete that the bond stress of shaped steel is reduced, and has influence on both adhesion stresss.(JGJ138-2001) stipulate according to " reinforced concrete composite structure design specifications ": steel ratio α is in the 0.04-0.2 scope.
The composition of the multi-cavity steel plate of described compound shear wall is comprised of outsourcing double-layer plate and the steel plate of putting more energy into, and the outsourcing double-layer plate is formed by the Plate Welding of dimension as required, and encased steel plate also is to adopt welding with being connected of the steel plate of putting more energy into.Produce in specialized steel structure company in advance, then transport to the job site, behind the assigned address installation in position, encased steel plate can be as the template of construction stage concreting, thereby save the making of template, make construction simple and convenient when saving consumptive material in a large number, can accelerating construction progress, improve efficiency of construction, create how better Social benefit and economic benefit.

Claims (6)

1. steel plate high-strength concrete compound shear wall is characterized in that: this compound shear wall comprises the outsourcing double-layer plate and builds strong concrete between the outsourcing double-layer plate.
2. described a kind of steel plate high-strength concrete compound shear wall according to claim 1 is characterized in that: be provided with some row's pegs (2) on the surface of described outsourcing double-layer plate opposite side.
3. described a kind of steel plate high-strength concrete compound shear wall according to claim 1, it is characterized in that: described outsourcing double-layer plate is to enclose the shear wall outsourcing template that forms by the encased steel plate unit (1) that is oppositely arranged, and strong concrete is wrapped in the shear wall outsourcing template.
4. described a kind of steel plate high-strength concrete compound shear wall according to claim 3, it is characterized in that: described shear wall outsourcing template is comprised of four encased steel plate unit (1).
5. described a kind of steel plate high-strength concrete compound shear wall according to claim 1, it is characterized in that: be provided with several spaced stiffeners (3) between the described outsourcing double-layer plate, strong concrete build enclose formation in stiffener (3) and outsourcing double-layer plate several independently in the chamber.
6. described a kind of steel plate high-strength concrete compound shear wall according to claim 1, it is characterized in that: the cross section steel ratio of described compound shear wall is 0.04-0.2.
CN2013100311932A 2013-01-28 2013-01-28 Steel plate and high-strength concrete combined shear wall Pending CN103074951A (en)

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Application Number Priority Date Filing Date Title
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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103982002A (en) * 2014-03-31 2014-08-13 浙江杭萧钢构股份有限公司 Steel tube bundle combination structure composed of steel plates and Z-sections
CN103982003A (en) * 2014-03-31 2014-08-13 浙江杭萧钢构股份有限公司 Steel tube bundle combination structure composed of steel plates and C-sections
CN103982001A (en) * 2014-03-31 2014-08-13 浙江杭萧钢构股份有限公司 Steel tube bundle combination structure composed of steel plates and oblique Z-sections
CN103982000A (en) * 2014-03-31 2014-08-13 浙江杭萧钢构股份有限公司 Steel tube bundle combination structure of semicircular web
CN104775578A (en) * 2015-02-10 2015-07-15 湖北弘毅建设有限公司 Prefabricated metal finish concrete outer wall plate
CN104790559A (en) * 2015-04-27 2015-07-22 中国建筑股份有限公司 Multiple-cavity rectangular external encased steel plate shear wall
CN105839777A (en) * 2016-03-31 2016-08-10 初明进 Line-shaped steel-concrete composite structure member
CN106121089A (en) * 2016-08-21 2016-11-16 王立军 A kind of steel plate combined shear wall preventing steel plate drum song being prone to construction
CN106522420A (en) * 2016-09-23 2017-03-22 浙江中南建设集团钢结构有限公司 Built-in truss combined structure
CN106906924A (en) * 2017-05-02 2017-06-30 浙江欧拉钢结构科技有限公司 A kind of built-in combination box-shaped steel plate shear force wall

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101424106A (en) * 2008-12-02 2009-05-06 华南理工大学 Steel sheet regeneration mixed wall and construction method thereof
KR20100109988A (en) * 2009-04-02 2010-10-12 박상현 Concrete-steel composite beamstructure which combined steel plate web and concrete with closed stirrups
CN202055373U (en) * 2011-04-22 2011-11-30 上海江欢成建筑设计有限公司 Combined structure of double-steel-plate sandwich concrete wall and square steel tube concrete
CN102296728A (en) * 2011-06-20 2011-12-28 南通建筑工程总承包有限公司 Double-steel plate structure shear wall and construction method thereof
CN203080744U (en) * 2013-01-28 2013-07-24 长安大学 Steel plate and high-strength concrete combination shear wall

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101424106A (en) * 2008-12-02 2009-05-06 华南理工大学 Steel sheet regeneration mixed wall and construction method thereof
KR20100109988A (en) * 2009-04-02 2010-10-12 박상현 Concrete-steel composite beamstructure which combined steel plate web and concrete with closed stirrups
CN202055373U (en) * 2011-04-22 2011-11-30 上海江欢成建筑设计有限公司 Combined structure of double-steel-plate sandwich concrete wall and square steel tube concrete
CN102296728A (en) * 2011-06-20 2011-12-28 南通建筑工程总承包有限公司 Double-steel plate structure shear wall and construction method thereof
CN203080744U (en) * 2013-01-28 2013-07-24 长安大学 Steel plate and high-strength concrete combination shear wall

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103982002A (en) * 2014-03-31 2014-08-13 浙江杭萧钢构股份有限公司 Steel tube bundle combination structure composed of steel plates and Z-sections
CN103982003A (en) * 2014-03-31 2014-08-13 浙江杭萧钢构股份有限公司 Steel tube bundle combination structure composed of steel plates and C-sections
CN103982001A (en) * 2014-03-31 2014-08-13 浙江杭萧钢构股份有限公司 Steel tube bundle combination structure composed of steel plates and oblique Z-sections
CN103982000A (en) * 2014-03-31 2014-08-13 浙江杭萧钢构股份有限公司 Steel tube bundle combination structure of semicircular web
CN104775578A (en) * 2015-02-10 2015-07-15 湖北弘毅建设有限公司 Prefabricated metal finish concrete outer wall plate
CN104790559A (en) * 2015-04-27 2015-07-22 中国建筑股份有限公司 Multiple-cavity rectangular external encased steel plate shear wall
CN105839777A (en) * 2016-03-31 2016-08-10 初明进 Line-shaped steel-concrete composite structure member
CN106121089A (en) * 2016-08-21 2016-11-16 王立军 A kind of steel plate combined shear wall preventing steel plate drum song being prone to construction
CN106522420A (en) * 2016-09-23 2017-03-22 浙江中南建设集团钢结构有限公司 Built-in truss combined structure
CN106906924A (en) * 2017-05-02 2017-06-30 浙江欧拉钢结构科技有限公司 A kind of built-in combination box-shaped steel plate shear force wall

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Application publication date: 20130501