CN108755940A - A kind of steel core concrete column framed bent-Reinforced Concrete Core Walls Structure structural system - Google Patents
A kind of steel core concrete column framed bent-Reinforced Concrete Core Walls Structure structural system Download PDFInfo
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- CN108755940A CN108755940A CN201810761533.XA CN201810761533A CN108755940A CN 108755940 A CN108755940 A CN 108755940A CN 201810761533 A CN201810761533 A CN 201810761533A CN 108755940 A CN108755940 A CN 108755940A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/19—Three-dimensional framework structures
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/34—Extraordinary structures, e.g. with suspended or cantilever parts supported by masts or tower-like structures enclosing elevators or stairs; Features relating to the elastic stability
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- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
本发明涉及一种钢管混凝土柱排架‑钢筋混凝土核心筒结构体系，包括：若干钢排架梁、若干钢管混凝土柱、钢筋混凝土核心筒和若干层混凝土楼板；部分钢排架梁的两端分别用螺栓与两根钢管混凝土柱垂直铰接，部分钢排架梁的两端分别用螺栓与钢管混凝土柱和钢筋混凝土核心筒的剪力墙垂直铰接；每层混凝土楼板搭设在位于同一水平面的若干钢排架梁上，形成整体楼盖。该结构体系通过钢排架梁连接节点的螺栓铰接，极大地减少甚至减免钢排架梁的现场焊接工作量，进而提高施工速度。还可大幅度放宽层间位移角限值、调整楼层剪重比和钢管混凝土柱地震剪力分担比等结构抗震设计控制指标，增加结构振动周期、减小抗震投资。属于高层建筑结构领域。
The invention relates to a steel pipe concrete column bent-reinforced concrete core tube structural system, comprising: several steel bent beams, several steel pipe concrete columns, reinforced concrete core tubes and several layers of concrete floors; the two ends of some steel bent beams are respectively The bolts are vertically hinged to the two concrete-filled steel tube columns, and the two ends of some steel bent beams are respectively vertically hinged to the steel tube concrete columns and the shear walls of the reinforced concrete core tube with bolts; On the bent beams, an integral floor is formed. The structural system is hinged by bolts at the connection nodes of the steel bent beams, which greatly reduces or even reduces the on-site welding workload of the steel bent beams, thereby increasing the construction speed. It can also greatly relax the limit value of interstory displacement angle, adjust the structural seismic design control indicators such as the floor shear-to-weight ratio and the seismic shear force sharing ratio of concrete-filled steel tube columns, increase the structural vibration period, and reduce the seismic investment. It belongs to the field of high-rise building structures.
Description
Technical field
The present invention relates to high building structure field more particularly to a kind of steel core concrete column framed bent-armored concrete cores
Heart barrel structure system.
Background technology
Outer framework (such as steel core concrete column frame, steel frame or reinforced concrete frame) and internal Reinforced Concrete Core
Cylinder mixing tall structures tie up to has many research and engineer application both at home and abroad, using very wide especially in high-rise building
It is general.The considerations of for two defence line of antidetonation, code for structural design have a minimum value regulation to the seismic shear share rate of outer framework, and one
As the node of outer frame portion (including outline border trestle and outline border are set a roof beam in place) fully ensure that outline border trestle has by being rigidly connected
Certain anti-side rigidity.But outer framework reaches minimum earthquake the Shear requirement and is not easy in structure design, usually needs
Increase the sectional dimension of outline border trestle to meet this code requirement, the method is easy to cause " fat beams and columns ", increases construction cost
And construction workload, and the column of outer framework is seriously limited away from the innovation of limit structural form.Steel core concrete column or steel frame
The rigid joint of column and girder steel is usually based on welding, this causes, and site welding heavy workload, installation is complicated, working hour is long, one
Determine to counteract the advantage of assembled steel grid beam in degree.In consideration of it, developing framed bent outside the assembled connected with bolted splice, by pole
The earth promotes the building industrialization level of such structural system.
With the assembled steel framed bent beam-steel core concrete column-Reinforced Concrete Core Walls Structure structural system of bolted splice, i.e.,
Steel core concrete column framed bent-Reinforced Concrete Core Walls Structure structural system, hence it is evident that different steel core concrete column frame-reinforced concretes
Native core wall structure system.The former is using the big advantage of Reinforced Concrete Core Walls Structure anti-side, torsional rigidity, by steel core concrete column
Mixed Architecture is formed by the bolted splice of steel framed bent beam with Reinforced Concrete Core Walls Structure.Outer bent columns are to be solely subjected to gravity
" the gravity column " of load, horizontal loads are undertaken by Reinforced Concrete Core Walls Structure completely, and each component stress of structure is clear, does not have to
Be entangled in outer framework shearing share than adjustment, simplify structured design process, improve structure design flexibility, be also structure shape
The innovation of formula provides the foundation；Site welding workload, lifting construction speed can significantly be lowered, solve steel core concrete column frame
The shortcomings that outer frame portion speed of application of frame-Reinforced Concrete Core Walls Structure structural system lags behind Reinforced Concrete Core Walls Structure,
Have the characteristics that part building industrialization is built.
Invention content
For the technical problems in the prior art, the purpose of the present invention is：A kind of steel core concrete column row is provided
Frame-Reinforced Concrete Core Walls Structure structural system, the structural system is by the bolted splice of steel framed bent beam connecting node, greatly
The site welding workload for even reducing or remitting steel framed bent beam is reduced, and then improves speed of application.It can also significantly relax relative storey displacement
Angle limit value, the adjustment seismic design of structures Con trolling index such as floor counter-cut rates and steel core concrete column seismic shear share ratio, increase
The structural vibration period reduces antidetonation investment.
In order to achieve the above object, the present invention adopts the following technical scheme that：
A kind of steel core concrete column framed bent-Reinforced Concrete Core Walls Structure structural system, including：It is several steel framed bent beams, several
Steel core concrete column, Reinforced Concrete Core Walls Structure and several layer concrete floors；Bolt is used respectively in the both ends of part steel framed bent beam
Use bolt and steel core concrete column and reinforcing bar mixed respectively with the both ends of two steel core concrete column vertical articulations, part steel framed bent beam
The shear wall vertical articulation of solidifying soil Core Walls Structure；Several steel framed bent beams positioned at same level are ridden upon per layer concrete floor
On, form integral cover.Reinforced Concrete Core Walls Structure also bears structure whole horizontal loads in addition to undertaking vertical load
Bearing capacity and stiffness, have the collapse resistant capacity of plasticity energy consumption and distortion.Steel core concrete column is to be subjected only to vertical load without holding
The antigravity column of bending moment effect, does not consider sharing for seismic shear.Each component stress of the structural system is clear, node connects
Simple structure greatly reduces even that the deduction and exemption site welding workload of steel framed bent beam, speed of application are fast, are suitble to prefabricated construction
And building industrialization requirement, it can significantly relax story drift limit value, adjustment floor counter-cut rates and steel core concrete column earthquake
The seismic design of structures Con trolling index such as share ratio are sheared, increases the structural vibration period, reduce antidetonation investment.
Preferably, hinged joint is that single bolted splice or more bolts are equivalent hinged.
Preferably, when hinged joint is single bolted splice, steel framed bent beam includes two sections of cantilever segments and interlude at both ends, is hanged
Arm section is anchored on the shear wall of Frame Joints of Concrete-Filled Steel Tube link position and/or Reinforced Concrete Core Walls Structure, interlude with it is outstanding
Pass through single bolted splice between arm section.After this structure, steel framed bent beam is not subject to, transmits moment of flexure, without to meet ductility
Demand and the thickness for increasing steel plate.
Preferably, it is mixed in Frame Joints of Concrete-Filled Steel Tube link position or reinforcing bar when hinged joint is that more bolts are equivalent hinged
Anchoring has cantilever pendant, the both ends of steel framed bent beam to pass through the equivalent hinge of more bolts with cantilever pendant on the shear wall of solidifying soil Core Walls Structure
It connects.
Preferably, concrete floor is partly poured by precast concrete laminated floor slab scene.After this structure, in advance
Concrete folding part processed can be used as bed die, reduce site workload, improve working efficiency, and the whole energy of concrete floor system can
Rigidity and bearing capacity by transmitting horizontal loads.
Preferably, concrete floor is cast-in-place concrete floor made of cast in situs.
Preferably, further include precast concrete wall panel, precast concrete wall panel is suspended below steel framed bent beam.
Preferably, between precast concrete wall panel and steel core concrete column, precast concrete wall panel and armored concrete core
It is all provided with and has the gap between the shear wall of heart cylinder, the deformable material of dual-component polyurethane fluid sealant etc is filled in gap.Using
After this structure, deformable materials can reduce the rigidity of structure, improve the increased adaptability of structure overall deformation and anti-seismic performance, subtract
The adverse effect of the few external framed bent part of wall (i.e. steel framed bent beam and steel core concrete column) antidetonation.
Generally speaking, the invention has the advantages that：
1. the connecting node of steel framed bent beam and the shear wall of steel core concrete column, steel framed bent beam and Reinforced Concrete Core Walls Structure
Seldom even without welding job amount, construction site is only bolted for simple structure, scene, and assembling speed is fast, full
Sufficient building industrialization requirement, can effectively solve the disadvantage that outer frame portion speed of application lags behind Reinforced Concrete Core Walls Structure.
2. relative to steel core concrete column frame-Reinforced Concrete Core Walls Structure structural system, steel core concrete column framed bent-
The anti-side rigidity that the shaketalle test result of Reinforced Concrete Core Walls Structure structural system confirms structure entirety reduces, can be significantly
Relax story drift limit value, adjusts floor counter-cut rates and outer framed bent steel core concrete column divides the designs control such as seismic shear absorption rate
Index processed increases the structure fundamental vibration period, reduces antidetonation investment.
3. steel core concrete column is " the gravity column " for being solely subjected to gravity laod, it is not subject to moment of flexure, material is fully used,
The sectional dimension of outer bent columns can be reduced；Steel framed bent beam-ends is not subject to, transmits moment of flexure, without adding to meet ductility energy consumption demand
Big steel plate thickness；Under violent earthquake effect, steel core concrete column and steel framed bent beam can be maintained at elastic stage, can guarantee structure
Residual bearing capacity maintain certain level, prevent partly or wholly collapsing for structure.
4. horizontal loading is undertaken by Reinforced Concrete Core Walls Structure completely, Reinforced Concrete Core Walls Structure bears structure whole water
The bearing capacity and stiffness of flat load action has the collapse resistant capacity of plasticity energy consumption and distortion；Each component stress of structure is clear, without entangling
It ties in the adjustment of outer framed bent part seismic shear rate, design processes simplified, the flexibility for improving structure design and novelty.
5. floor system uses the preferable cast-in-place concrete floor of globality or precast concrete laminated floor slab, it is contemplated that mixed
Solidifying contribution of the Tulou plate to anti-side rigidity, bearing capacity, is designed by combination beam, without hogging moment area, without checking fracture width.
6. precast concrete wall panel is suspended under steel framed bent beam, side reserving gaps fill deformable material to reduce structure
Rigidity, can reduce contribution of the precast concrete wall panel to structure anti-side rigidity, improve the increased adaptability of structure overall deformation and
Anti-seismic performance reduces the adverse effect of the external framed bent part antidetonation of wall.
7. after earthquake, precast concrete laminated floor slab, precast concrete wall panel and the steel of local plastic deformation are produced
Framed bent beam etc. can be replaced easily, and repair after shake is conducive to.
8. steel framed bent beam, suspension type precast concrete wall panel, precast concrete laminated floor slab etc. can be in the advance scales of factory
Change completes, and unified standard, production precision height, quality can be produced for different beam cross-sections and is easy to control, saves resource；
Transport to building-site lifts, and can reduce the field operation amount of node, improve industrialized construction degree.
Description of the drawings
Fig. 1 is the floor map of steel core concrete column framed bent-Reinforced Concrete Core Walls Structure structure.
Fig. 2 is the diagrammatic cross-section of steel core concrete column framed bent-Reinforced Concrete Core Walls Structure structure.
Fig. 3 be steel framed bent beam cantilever segment and interlude between single bolted splice schematic diagram.
Fig. 4 is the equivalent hinged schematic diagram of more bolts between steel framed bent beam and shear wall.
Fig. 5 is the stress diagram of Fig. 4.
Label and corresponding parts title in figure are：1 is steel core concrete column, and 2 be Reinforced Concrete Core Walls Structure
Shear wall, 3 be steel framed bent beam, and 4 be cast-in-place concrete floor/precast concrete laminated floor slab, and 5 be precast concrete wall panel, and 6 are
The cantilever segment of steel framed bent beam, 7 be single bolted splice node, and 8 be more bolted splice nodes, and 9 be cantilever pendant, the h in Fig. 5pFor
Cantilever pendant is high, and e is the spacing for being bolted dot center and extremely anchoring stress point, and V is Shear force within the beam end, and arrow direction indicates, in figure
Parts marked as 1 (2) indicate that this parts can be parts 1 or parts 2.
Specific implementation mode
It is next with reference to the accompanying drawings and examples that the present invention will be further described in detail.
Embodiment 1
One steel core concrete column framed bent-Reinforced Concrete Core Walls Structure structure, it is 300 meters high, including：Several steel framed bent beams,
If cast-in-place concrete floor made of several steel core concrete columns, Reinforced Concrete Core Walls Structure, dried layer cast in situs and prefabricated mixed
Solidifying cob wall plate.As shown in Figure 1, steel core concrete column is arranged into square-shaped planar around concrete core cylinder, wherein between per side etc.
Away from equipped with four steel core concrete columns.
As shown in figure 3, in the present embodiment, hinged joint is single bolted splice, and steel framed bent beam includes two sections of cantilevers at both ends
Section and interlude, cantilever segment are anchored at the shear wall of Frame Joints of Concrete-Filled Steel Tube link position and Reinforced Concrete Core Walls Structure in advance
On, single bolted splice will be passed through between interlude and cantilever segment again at the construction field (site).It is ridden upon per layer concrete floor positioned at same
On several steel framed bent beams of one horizontal plane, integral cover is formed.Finally precast concrete wall panel is suspended below steel framed bent beam,
And between precast concrete wall panel and steel core concrete column, the shear wall of precast concrete wall panel and Reinforced Concrete Core Walls Structure
Between gap in the deformable dual-component polyurethane fluid sealant of filling.Obtain whole steel core concrete column framed bent-reinforced concrete
Native core wall structure.
Embodiment 2
As shown in figure 4, in the present embodiment, hinged joint is that more bolts are equivalent hinged, and cantilever pendant is anchored at steel pipe and is mixed
On the shear wall of solidifying earth pillar node link position or Reinforced Concrete Core Walls Structure.When steel framed bent beam is installed, the both ends of steel framed bent beam
It is equivalent hinged by more bolts with cantilever pendant.In the present embodiment, concrete floor is by precast concrete laminated floor slab scene
It pours.Using precast concrete laminated floor slab, site workload is reduced, improves construction efficiency.
Part is not referred in the present embodiment with embodiment 1, details are not described herein again.
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, it is other it is any without departing from the spirit and principles of the present invention made by changes, modifications, substitutions, combinations, simplifications,
Equivalent substitute mode is should be, is included within the scope of the present invention.
Claims (8)
1. a kind of steel core concrete column framed bent-Reinforced Concrete Core Walls Structure structural system, which is characterized in that including：Several steel rows
It sets a roof beam in place, several steel core concrete columns, Reinforced Concrete Core Walls Structure and several layer concrete floors；The both ends of part steel framed bent beam point
Not Yong bolt and two steel core concrete column vertical articulations, bolt and steel core concrete column are used in the both ends of part steel framed bent beam respectively
With the shear wall vertical articulation of Reinforced Concrete Core Walls Structure；Several steel positioned at same level are ridden upon per layer concrete floor
On framed bent beam.
2. steel core concrete column framed bent-Reinforced Concrete Core Walls Structure structural system described in accordance with the claim 1, feature exist
In：Hinged joint is that single bolted splice or more bolts are equivalent hinged.
3. steel core concrete column framed bent-Reinforced Concrete Core Walls Structure structural system, feature exist according to claim 2
In：When hinged joint is single bolted splice, steel framed bent beam includes that two sections of cantilever segments at both ends and interlude, cantilever segment are anchored at steel
On the shear wall of pipe concrete Column border node link position and/or Reinforced Concrete Core Walls Structure, pass through between interlude and cantilever segment
Single bolted splice.
4. steel core concrete column framed bent-Reinforced Concrete Core Walls Structure structural system, feature exist according to claim 2
In：When hinged joint is that more bolts are equivalent hinged, in Frame Joints of Concrete-Filled Steel Tube link position or Reinforced Concrete Core Walls Structure
Anchoring has cantilever pendant, the both ends of steel framed bent beam equivalent hinged by more bolts with cantilever pendant on shear wall.
5. steel core concrete column framed bent-Reinforced Concrete Core Walls Structure structural system described in accordance with the claim 1, feature exist
In：Concrete floor is formed by half cast in situs of precast concrete laminated floor slab.
6. steel core concrete column framed bent-Reinforced Concrete Core Walls Structure structural system described in accordance with the claim 1, feature exist
In：Concrete floor is cast-in-place concrete floor made of cast in situs.
7. steel core concrete column framed bent-Reinforced Concrete Core Walls Structure structural system described in accordance with the claim 1, feature exist
In：Further include precast concrete wall panel, precast concrete wall panel is suspended below steel framed bent beam.
8. steel core concrete column framed bent-Reinforced Concrete Core Walls Structure structural system, feature exist according to claim 7
In：Between precast concrete wall panel and steel core concrete column, the shear wall of precast concrete wall panel and Reinforced Concrete Core Walls Structure
Between be all provided with and have the gap, dual-component polyurethane fluid sealant is filled in gap.
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Cited By (7)
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| CN110700443A (en) * | 2019-10-14 | 2020-01-17 | 北京城建集团有限责任公司 | Integral concrete structure of steel frame shear wall structure and construction method thereof |
| CN112696078A (en) * | 2020-12-26 | 2021-04-23 | 北京工业大学 | Frame-core tube energy dissipation system with distributed swinging core tubes |
| CN112696077A (en) * | 2020-12-26 | 2021-04-23 | 北京工业大学 | Frame-core tube energy dissipation and shock absorption structure system with multi-pendulum tuning core tube |
| CN112814163A (en) * | 2021-01-07 | 2021-05-18 | 中国二十冶集团有限公司 | Construction method of building without template |
| CN114753496A (en) * | 2022-03-18 | 2022-07-15 | 广东省建筑设计研究院有限公司 | Zigzag giant column frame-core tube structure system adopting bidirectional ribbed floor system |
| CN116290373A (en) * | 2022-12-06 | 2023-06-23 | 同圆设计集团股份有限公司 | Steel frame assembled house system of trapezoid concrete filled steel tubular column and construction method |
| CN117027184A (en) * | 2023-08-23 | 2023-11-10 | 上海建筑设计研究院有限公司 | Frame-core tube structure |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110700443A (en) * | 2019-10-14 | 2020-01-17 | 北京城建集团有限责任公司 | Integral concrete structure of steel frame shear wall structure and construction method thereof |
| CN112696078A (en) * | 2020-12-26 | 2021-04-23 | 北京工业大学 | Frame-core tube energy dissipation system with distributed swinging core tubes |
| CN112696077A (en) * | 2020-12-26 | 2021-04-23 | 北京工业大学 | Frame-core tube energy dissipation and shock absorption structure system with multi-pendulum tuning core tube |
| CN112814163A (en) * | 2021-01-07 | 2021-05-18 | 中国二十冶集团有限公司 | Construction method of building without template |
| CN112814163B (en) * | 2021-01-07 | 2022-07-08 | 中国二十冶集团有限公司 | Construction method of building without template |
| CN114753496A (en) * | 2022-03-18 | 2022-07-15 | 广东省建筑设计研究院有限公司 | Zigzag giant column frame-core tube structure system adopting bidirectional ribbed floor system |
| CN114753496B (en) * | 2022-03-18 | 2023-09-22 | 广东省建筑设计研究院有限公司 | Zigzag giant column frame-core tube structure system adopting bidirectional dense rib building cover |
| CN116290373A (en) * | 2022-12-06 | 2023-06-23 | 同圆设计集团股份有限公司 | Steel frame assembled house system of trapezoid concrete filled steel tubular column and construction method |
| CN116290373B (en) * | 2022-12-06 | 2024-04-26 | 同圆设计集团股份有限公司 | Steel frame assembled house system of trapezoid concrete filled steel tubular column and construction method |
| CN117027184A (en) * | 2023-08-23 | 2023-11-10 | 上海建筑设计研究院有限公司 | Frame-core tube structure |
| CN117027184B (en) * | 2023-08-23 | 2025-07-11 | 上海建筑设计研究院有限公司 | Load-bearing and lateral-resistant separated reinforced concrete frame-core tube structural system |
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Inventor after: Zhou Jing Inventor after: Fang Xiaodan Inventor before: Zhou Jing |