WO2018196151A1 - 一种预制空腔式开竖缝混凝土剪力墙 - Google Patents

一种预制空腔式开竖缝混凝土剪力墙 Download PDF

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Publication number
WO2018196151A1
WO2018196151A1 PCT/CN2017/090167 CN2017090167W WO2018196151A1 WO 2018196151 A1 WO2018196151 A1 WO 2018196151A1 CN 2017090167 W CN2017090167 W CN 2017090167W WO 2018196151 A1 WO2018196151 A1 WO 2018196151A1
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shear wall
concrete shear
cavity
reinforced concrete
reserved
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English (en)
French (fr)
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李爱群
徐刚
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Southeast University
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Southeast University
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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
    • E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
    • E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
    • E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
    • 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
    • E04B1/02—Structures consisting primarily of load-supporting, block-shaped, or slab-shaped elements
    • E04B1/04—Structures consisting primarily of load-supporting, block-shaped, or slab-shaped elements the elements consisting of concrete, e.g. reinforced concrete, or other stone-like material
    • E04B1/043—Connections specially adapted therefor

Definitions

  • the invention relates to a prefabricated cavity type vertical joint concrete shear wall technology, belonging to the technical field of structural engineering.
  • Assembled concrete structure means that the various components of the structure, including prefabricated shear walls, prefabricated beams, prefabricated slabs, prefabricated shear walls, etc., are standardized in the factory, and then the prefabricated components are bolted, welded or pre-wired at the construction site.
  • the prefabricated components of the prefabricated concrete structure can be industrially produced, and the production process can be more elaborate than ordinary cast-in-place components. It has the advantages of saving labor, quick construction progress, facilitating building energy conservation, facilitating industrial production and mechanized construction, and adapting to China's industrialization of construction. The direction of development.
  • the shear wall is mostly made of large and low wall panels.
  • the shear wall is generally stiff and has a large seismic effect. Therefore, the design needs a larger section size, which is uneconomical and does not meet the seismic design concept, and the shear force.
  • the wall section has a large delay and is relatively poor.
  • the internal hydropower heating line of the prefabricated concrete structure requires post-construction, which not only affects the construction period, but also the drilling and drilling of the prefabricated components to affect the structural safety and aesthetics. Therefore, the rigidity of the prefabricated concrete structure, the poor ductility and the installation problem of the hydropower pipeline need to be solved urgently.
  • the present invention discloses a prefabricated cavity type vertical joint concrete shear wall, which is adapted to the characteristics that the precast concrete component is easy to be industrialized, and the preset cavity can reduce the structural weight and reduce the structural rigidity, thereby reducing Small earthquake action, and preset vertical joints For joints or semi-throughs), the ductility of the shear wall can be greatly improved, thereby improving the overall seismic performance of the structure.
  • it also solves the problems caused by the installation of the hydroelectric heating line of the precast concrete shear wall.
  • the object of the present invention is to provide a prefabricated cavity type vertical joint concrete shear wall, which has the characteristics of easy industrial production, large ductility, light weight and good seismic performance.
  • a prefabricated cavity type vertical joint concrete shear wall which has the characteristics of easy industrial production, large ductility, light weight and good seismic performance.
  • the prefabricated hollow open-cut concrete shear wall according to the present invention comprises a hollow section of a reinforced concrete shear wall, and the hollow section of the reinforced concrete shear wall contains a reserved cavity, and the thickness direction of the cavity is reserved.
  • the two sides are cavity walls, and the cavity ends are reserved on both sides in the longitudinal direction of the cavity, and the reserved cavity is formed by the internal reserved template.
  • the invention has two or more ordinary reinforced concrete shear wall segments, and the common reinforced concrete shear wall segment and the reinforced concrete shear wall cavity segment are separated by reserved vertical through seams or reserved vertical blind seams. .
  • the ordinary reinforced concrete shear wall segment and the reinforced concrete shear wall cavity segment are respectively reinforced according to the independent wall, and the horizontal and vertical reinforcing bars are reserved vertically along the length of the wall.
  • the seam is not continuous.
  • the cavity wall of the hollow section of the reinforced concrete shear wall is arranged with horizontal and vertical distribution of steel bars to improve the deformation energy consumption of the cavity wall.
  • the ordinary reinforced concrete shear wall section and the reinforced concrete shear wall cavity section are reinforced according to the integral wall, and the horizontal and vertical steel bars are continuously penetrated along the length of the wall.
  • the invention has two or more reinforced concrete shear wall cavity sections, which are divided by reserved vertical through seams or reserved vertical blind seams.
  • each The hollow sections are respectively reinforced by separate walls, and the horizontal and vertical reinforcing bars are discontinuous along the length of the wall at the reserved vertical joints.
  • the vertical blind seam is divided, the hollow sections of each reinforced concrete shear wall are reinforced according to the integral wall, and the horizontal and vertical steel bars are continuous along the length of the wall.
  • the end of the ordinary reinforced concrete shear wall section and the reinforced concrete shear wall cavity section of the present invention are respectively arranged with longitudinally stressed steel bars and stirrups as wall end columns and cavity end columns, and the ordinary reinforced concrete shear wall sections are divided.
  • the horizontal and vertical distribution of steel bars are arranged in other parts of the wall end column to improve the deformation and energy consumption of the components.
  • the cavity wall of the hollow section of the reinforced concrete shear wall is arranged with horizontal and vertical distribution of steel bars to improve the deformation energy dissipation capacity of the cavity wall.
  • the reserved vertical through seam is formed by the reserved template, and the vertical through joint is reserved for the thickness direction of the shear wall, and the vertical length does not penetrate the height of the shear wall, thereby facilitating the overall installation and rapid construction of the prefabricated component.
  • the horizontally distributed steel bars are arranged for the structural use in the vertically unconnected vertical joints.
  • the reserved vertical blind seam of the invention is formed by the internal reserved template, and the vertical blind joint is reserved without the thickness direction of the shear wall, and the vertical length does not penetrate the shear wall height, thereby facilitating the overall installation and rapid construction of the prefabricated component.
  • the horizontal distribution of the steel bars for the vertical blind joints is reserved for structural use.
  • the reserved cavity of the present invention avoids stress concentration, and the arc corner transitions are adopted at the corners of the cavity; the reserved cavity may have a rectangular shape, a square shape, an elliptical shape or other regular shapes.
  • the inside of the reserved cavity can be used for installing a fixed water and electric heating pipe, and the embedded pipe is connected between each pipe and the cavity.
  • the longitudinally-distributed steel bars of the wall end column and the cavity end column and the vertical distributed steel bars of the ordinary reinforced concrete shear wall wall according to the present invention are realized by the general connection mode of the ordinary assembled shear wall.
  • Component connection such as sleeve connection, slurry anchor connection, etc.
  • the invention provides a prefabricated cavity type vertical joint concrete shear wall, the common shear wall section of the precast hollow type vertical joint concrete shear wall and the length of the reserved cavity section, the cavity position and the cavity Dimensions, wall end columns and cavity end column dimensions and the number of reinforcements are designed using a performance-based design approach to achieve the best match between component and structural energy dissipation, stiffness and load carrying capacity.
  • the pre-cavity of the prefabricated cavity in the prefabricated open-faced concrete shear wall can reduce the structural self-weight, reduce the structural rigidity, thereby reducing the seismic action, and the preset vertical joint can greatly improve the ductility of the shear wall.
  • the cavity and vertical joints achieve different performance targets under different earthquakes through performance-based design, enhancing and improving the energy dissipation capacity of the shear wall, thereby improving the overall seismic performance of the structure.
  • a pipeline is arranged in the reserved cavity for installing the water heating and heating line, so that after the structural installation is completed, the related equipment has been completed, which reduces the extension of the construction period brought by the later decoration, and avoids the installation of the later construction to the structure.
  • the safety hazards and aesthetic problems brought by the wall The flexible connection of the pipeline connection ensures that it can work normally under normal lateral loads without causing damage due to interruption.
  • Figure 1 is a perspective view of a first embodiment of a prefabricated hollow open-faced concrete shear wall of the present invention.
  • Fig. 2 is a schematic cross-sectional view showing the reinforcing structure of the first embodiment of the prefabricated hollow type vertical joint concrete shear wall of the present invention.
  • Figure 3 is a perspective view of a second embodiment of a prefabricated hollow open-faced concrete shear wall of the present invention.
  • FIG. 4 is a schematic cross-sectional view of a second embodiment of a prefabricated hollow open-faced concrete shear wall of the present invention.
  • Figure 5 is a perspective view of a third embodiment of a prefabricated hollow open-faced concrete shear wall of the present invention.
  • Fig. 6 is a schematic cross-sectional view showing the reinforcing structure of the third embodiment of the prefabricated hollow type vertical joint concrete shear wall of the present invention.
  • Figure 7 is a perspective view of a fourth embodiment of a prefabricated hollow open-faced concrete shear wall of the present invention.
  • Figure 8 is a schematic cross-sectional view of the reinforcing member of the fourth embodiment of the prefabricated hollow open-faced concrete shear wall of the present invention.
  • the invention is shown in the accompanying drawings and is characterized in that it comprises a hollow section of a reinforced concrete shear wall (1), and a cavity section (1) of the reinforced concrete shear wall contains a reserved cavity (2), and a cavity is reserved ( 2) Both sides of the thickness direction are cavity walls (3), and the cavity (2) in the longitudinal direction is reserved for the cavity end column (4), and the reserved cavity (2) is formed by the internal reserved template.
  • the invention is also characterized by containing two or more ordinary reinforced concrete shear wall segments (5), ordinary reinforced concrete shear wall segments (5) and reinforced concrete shear wall cavity segments (1) by reserved vertical direction
  • the slit (6) is divided, and Fig. 1 is a first embodiment of the present invention.
  • the ordinary reinforced concrete shear wall section (5) and the reinforced concrete shear wall cavity section (1) are respectively reinforced according to the independent wall, and the horizontal and vertical reinforcing bars are reserved along the length of the wall at the vertical through joint (6) Discontinuous.
  • the longitudinal section of the ordinary reinforced concrete shear wall section (5) and the reinforced concrete shear wall cavity section (1) are respectively provided with longitudinally stressed steel bars and stirrups for the wall end column (8) and the cavity end column (4), which are improved. Component deformation and load carrying capacity.
  • the cavity wall (3) of the cavity section (1) of the shear wall is provided with horizontal and vertical distribution of steel bars to improve the deformation energy consumption capability of the cavity wall (3).
  • the invention is also characterized by containing two or more ordinary reinforced concrete shear wall segments (5), ordinary reinforced concrete shear wall segments (5) and reinforced concrete shear wall cavity segments (1) by reserved vertical direction
  • the blind slit (7) is divided
  • Fig. 2 is a second embodiment of the present invention.
  • Ordinary reinforced concrete shear wall section (5) and reinforced concrete shear wall cavity section (1) are reinforced according to the integral wall, and each horizontal and vertical steel bar continuously penetrates along the length of the wall.
  • the longitudinal part of the ordinary reinforced concrete shear wall section (5) and the reinforced concrete shear wall cavity section (1) are respectively arranged with longitudinally stressed steel bars and stirrups as wall end columns (8) and cavity end columns (4) To improve the energy consumption of the component under large lateral deformation.
  • the invention is also characterized in that there are two or more reinforced concrete shear wall cavity sections (1), and the reinforced concrete shear wall cavity sections (1) are separated by a reserved vertical joint (6).
  • Fig. 3 is a third embodiment of the present invention.
  • the hollow sections of each reinforced concrete shear wall (1) are respectively reinforced according to the independent wall, and the horizontal and vertical steel bars are discontinuous along the length of the wall at the reserved vertical joint (6).
  • the end portions of the hollow section (1) of each reinforced concrete shear wall are respectively arranged with longitudinally stressed steel bars and stirrups as chamber end columns (4) to improve the deformation and bearing capacity of the members.
  • the cavity wall (3) of the hollow section (1) of the reinforced concrete shear wall is provided with horizontal and vertical distribution of steel bars, and the energy dissipation capacity of the cavity wall (3) is improved.
  • the invention is also characterized in that there are two or more reinforced concrete shear wall cavity sections (1), and the reinforced concrete shear wall cavity sections (1) are separated by a reserved vertical blind seam (7).
  • 4 is a fourth embodiment of the present invention.
  • the hollow section of each reinforced concrete shear wall (1) is reinforced according to the integral wall, and each horizontal and vertical steel bar is continuous along the length of the wall.
  • each The ends of the hollow section (1) of the reinforced concrete shear wall are respectively arranged with longitudinally-strength steel bars and stirrups as chamber end columns (4) to improve the deformation and bearing capacity of the members.
  • the cavity wall (3) of the hollow section (1) of the reinforced concrete shear wall is provided with horizontal and vertical distribution of steel bars, and the energy dissipation capacity of the cavity wall (3) is improved.
  • the invention is also characterized in that the reserved vertical through seam (6) is formed by the reserved template, and the vertical through joint (6) is reserved for the thickness direction of the shear wall, and the vertical length does not penetrate the height of the shear wall, thereby facilitating the whole of the prefabricated member. Installation and rapid construction, reserved vertical joints (6) Horizontally distributed steel bars are placed in the vertical unconstructed part for structural purposes.
  • the invention is also characterized in that the reserved vertical blind seam (7) is formed by the internal reserved template, and the vertical dark seam (7) is reserved without the thickness direction of the shear wall, and the vertical length does not penetrate the shear wall height, which is convenient for prefabrication.
  • the whole component is installed and quickly constructed, and vertical blind seams are reserved (7) horizontally distributed steel bars are not used for structural purposes.
  • the invention is also characterized in that the cavity (2) is reserved to avoid stress concentration, and the arc corner transition is adopted at the corner of the cavity; the reserved cavity (2) may be rectangular, square, elliptical or other regular shape.
  • the interior of the reserved cavity (2) can be used to install a fixed water and electricity heating pipe (9), and the pipes and the cavity are connected by embedded parts.
  • the invention is also characterized by the longitudinally-loaded steel bars of the wall end column (8), the cavity end column (4) and the ordinary reinforced concrete shear wall section (5)
  • the vertically distributed steel bars are connected by the general connection manner of the ordinary assembled shear wall. Such as sleeve connection, slurry anchor connection, etc.
  • the technical means disclosed in the solution of the present invention is not limited to the technical means disclosed in the above embodiments, and includes a technical solution composed of any combination of the above technical features.

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Abstract

一种预制空腔式开竖缝混凝土剪力墙，其包括钢筋混凝土剪力墙空腔段（1）和普通钢筋混凝土剪力墙段（5），钢筋混凝土剪力墙空腔段（1）内部含有预留空腔（2），预留空腔（2）厚度方向两侧为空腔壁（3），预留空腔（2）长度方向两侧为腔端柱（4），普通钢筋混凝土剪力墙段（5）与钢筋混凝土剪力墙空腔段之间（1）或各钢筋混凝土剪力墙空腔段（1）之间通过预留竖向通缝（6）或预留竖向暗缝（7）分割开来。剪力墙内预设空腔能降低结构自重和刚度，竖缝能大幅提高剪力墙的延性，从而改善结构整体的抗震性能。

Description

一种预制空腔式开竖缝混凝土剪力墙 技术领域
本发明涉及一种预制空腔式开竖缝混凝土剪力墙技术，属于结构工程技术领域。
背景技术
装配式混凝土结构是指结构的各种构件包括预制剪力墙、预制梁、预制楼板、预制剪力墙等在工厂进行标准化生产，然后将各预制构件在施工现场通过螺栓连接、焊接连接或预应力连接安装而成的结构。装配式混凝土结构的各预制构件工业化生产，制作工艺可以较普通现浇构件更为精细，具有节约劳动力、施工进度快、有利于实现建筑节能、便于工业化生产和机械化施工等优点，适应我国建筑工业化的发展方向。装配式混凝土结构中剪力墙多采用大片低矮墙板，剪力墙片刚度普遍较大，地震作用较大，因此设计需要更大截面尺寸，不经济也不符合抗震设计理念，且剪力墙截面较大时延性较差；另外，装配式混凝土结构内部水电暖通管线均需要后期施工，不仅影响施工工期，而且在预制构件上钻孔凿洞安装管线影响结构安全和美观。因此装配式混凝土结构刚度大、延性差以及水电管线安装问题亟待解决。
发明内容
为解决上述问题，本发明公开了一种预制空腔式开竖缝混凝土剪力墙，它适应了预制混凝土构件易于工业化生产的特点，预设空腔能够降低结构自重，降低结构刚度，从而减小地震作用，且预设竖缝(可 为通缝或半透缝)能大幅提高剪力墙的延性，从而改善结构整体的抗震性能。同时也解决了预制混凝土剪力墙的水电暖通管线后期安装带来的问题。
本发明的目的在于提供一种预制空腔式开竖缝混凝土剪力墙，该剪力墙具有易于工业化生产的特点，且延性大、自重轻、抗震性能好。通过合理改变竖缝和空腔的尺寸和位置可使预制空腔式开竖缝混凝土剪力墙的耗能能力、刚度和承载力达到最佳匹配。
本发明所述的一种预制空腔式开竖缝混凝土剪力墙，含有钢筋混凝土剪力墙空腔段，钢筋混凝土剪力墙空腔段内部含有预留空腔，预留空腔厚度方向两侧为空腔壁，预留空腔长度方向两侧为腔端柱，预留空腔通过内部预留模板形成。
本发明有两个或两个以上普通钢筋混凝土剪力墙段，普通钢筋混凝土剪力墙段与钢筋混凝土剪力墙空腔段通过预留竖向通缝或预留竖向暗缝分割开来。通过预留竖向通缝分割开来时，普通钢筋混凝土剪力墙段与钢筋混凝土剪力墙空腔段按独立墙分别配筋，各水平和竖向钢筋沿墙长度方向在预留竖向通缝处不连续。钢筋混凝土剪力墙空腔段的空腔壁配置水平和竖向分布钢筋，提高空腔壁的变形耗能能力。通过预留竖向暗缝分割开来时，普通钢筋混凝土剪力墙段与钢筋混凝土剪力墙空腔段按整体墙进行配筋，各水平和竖向钢筋沿墙长度方向连续贯通。
本发明有两个或两个以上钢筋混凝土剪力墙空腔段，通过预留竖向通缝或预留竖向暗缝分割开来。通过预留竖向通缝分割开来时，各 空腔段按独立墙分别配筋，各水平和竖向钢筋沿墙长度方向在预留竖向通缝处不连续。通过预留竖向暗缝分割开来时，各钢筋混凝土剪力墙空腔段按整体墙进行配筋，各水平和竖向钢筋沿墙长度方向连续。
本发明所述的普通钢筋混凝土剪力墙段与钢筋混凝土剪力墙空腔段的端部分别配置纵向受力钢筋和箍筋作墙端柱和腔端柱，普通钢筋混凝土剪力墙段除墙端柱外的其他部位均配置水平和竖向分布钢筋，提高构件的变形和耗能能力。钢筋混凝土剪力墙空腔段的空腔壁配置水平和竖向分布钢筋，提高的空腔壁的变形耗能能力。
本发明所述的预留竖向通缝通过预留模板形成，预留竖向通缝贯通剪力墙厚度方向，竖向长度不贯穿剪力墙高度，方便预制构件整体安装和快速施工，预留竖向通缝竖向未贯通部位布置水平分布钢筋作构造用途。
本发明所述的预留竖向暗缝通过内部预留模板形成，预留竖向暗缝不贯通剪力墙厚度方向，竖向长度不贯穿剪力墙高度，方便预制构件整体安装和快速施工，预留竖向暗缝未贯通部位布置水平分布钢筋作构造用途。
本发明所述的预留空腔为避免应力集中，空腔转角处均采用圆弧过渡；预留空腔可呈矩形、方形、椭圆形或其他规则形状。预留空腔内部可用于安装固定水电暖通管道，各管道与空腔之间采用预埋件进行连接。
本发明所述的墙端柱、腔端柱的纵向受力钢筋和普通钢筋混凝土剪力墙段竖向分布钢筋采用普通装配式剪力墙的一般连接方式实现 构件连接连接，如套筒连接、浆锚连接等。
本发明的有益效果是：
本发明提供了一种预制空腔式开竖缝混凝土剪力墙，该预制空腔式开竖缝混凝土剪力墙的普通剪力墙段和预留空腔段长度、空腔位置、空腔尺寸、墙端柱和空腔端柱尺寸和配筋数量均采用性能化的设计方法进行设计，实现构件和结构耗能能力、刚度和承载力的最佳匹配。该预制空腔式开竖缝混凝土剪力墙内预制空腔的设置预设空腔能够降低结构自重，降低结构刚度，从而减小地震作用，且预设竖缝能大幅提高剪力墙的延性，空腔和竖缝通过基于性能的设计在不同的地震作用下达到不同的性能目标，增强和改善剪力墙的耗能能力，从而改善结构整体的抗震性能。在预留空腔内设置管道，用于安装水电暖通管线，从而使得结构安装完成后，上述相关设备均已完成安装，减少了后期装修带来的工期延长，同时避免了后期工程安装给结构墙体带来的安全隐患和美观问题。管线连接处采用柔性连接，保证在正常的侧向荷载作用下能够正常工作不致因中断产生破坏。
附图说明
图1是本发明预制空腔式开竖缝混凝土剪力墙的实施例1的轴测图。
图2是本发明预制空腔式开竖缝混凝土剪力墙的实施例1的横截面配筋示意图。
图3是本发明预制空腔式开竖缝混凝土剪力墙的实施例2的轴测图。
图4是本发明预制空腔式开竖缝混凝土剪力墙的实施例2的横截面配筋示意图。
图5是本发明预制空腔式开竖缝混凝土剪力墙的实施例3的轴测图。
图6是本发明预制空腔式开竖缝混凝土剪力墙的实施例3的横截面配筋示意图。
图7是本发明预制空腔式开竖缝混凝土剪力墙的实施例4的轴测图。
图8是本发明预制空腔式开竖缝混凝土剪力墙的实施例4的横截面配筋示意图。
具体实施方式
下面结合附图和具体实施方式，进一步阐明本发明，应理解下述具体实施方式仅用于说明本发明而不用于限制本发明的范围。
本发明如附图所示，其特征在于含有钢筋混凝土剪力墙空腔段(1)，钢筋混凝土剪力墙空腔段(1)内部含有预留空腔(2)，预留空腔(2)厚度方向两侧为空腔壁(3)，预留空腔(2)长度方向两侧为腔端柱(4)，预留空腔(2)通过内部预留模板形成。
本发明特征还在于含有两个或两个以上普通钢筋混凝土剪力墙段(5)，普通钢筋混凝土剪力墙段(5)与钢筋混凝土剪力墙空腔段(1)通过预留竖向通缝(6)分割开来，图1是本发明实施例1。普通钢筋混凝土剪力墙段(5)与钢筋混凝土剪力墙空腔段(1)按独立墙分别配筋，各水平和竖向钢筋沿墙长度方向在预留竖向通缝(6)处不连续。普通钢筋混凝土剪力墙段(5)与钢筋混凝土剪力墙空腔段(1)的端部分别配置纵向受力钢筋和箍筋作墙端柱(8)和腔端柱(4)，提高构件变形和承载能力。普通钢筋混凝土剪力墙段(4)除墙端柱(8)外的其他部位均配置水平和竖向分布钢筋。钢筋混凝土 剪力墙空腔段(1)的空腔壁(3)配置水平和竖向分布钢筋，提高空腔壁(3)的变形耗能能力。
本发明特征还在于含有两个或两个以上普通钢筋混凝土剪力墙段(5)，普通钢筋混凝土剪力墙段(5)与钢筋混凝土剪力墙空腔段(1)通过预留竖向暗缝(7)分割开来，图2是本发明实施例2。普通钢筋混凝土剪力墙段(5)与钢筋混凝土剪力墙空腔段(1)按整体墙进行配筋，各水平和竖向钢筋沿墙长度方向连续贯通。同时，普通钢筋混凝土剪力墙段(5)与钢筋混凝土剪力墙空腔段(1)的端部分别配置纵向受力钢筋和箍筋作墙端柱(8)和腔端柱(4)，提高构件较大侧向变形下的耗能能力。
本发明特征还在于含有两个或两个以上钢筋混凝土剪力墙空腔段(1)，各钢筋混凝土剪力墙空腔段(1)之间通过预留竖向通缝(6)分割开来，图3是本发明实施例3。各钢筋混凝土剪力墙空腔段(1)按独立墙分别配筋，各水平和竖向钢筋沿墙长度方向在预留竖向通缝(6)处不连续。同时，各钢筋混凝土剪力墙空腔段(1)的端部分别配置纵向受力钢筋和箍筋作腔端柱(4)，提高构件变形和承载能力。钢筋混凝土剪力墙空腔段(1)的空腔壁(3)配置水平和竖向分布钢筋，提高的空腔壁(3)的变形耗能能力。
本发明特征还在于含有两个或两个以上钢筋混凝土剪力墙空腔段(1)，各钢筋混凝土剪力墙空腔段(1)之间通过预留竖向暗缝(7)分割开来，图4是本发明实施例4。各钢筋混凝土剪力墙空腔段(1)按整体墙进行配筋，各水平和竖向钢筋沿墙长度方向连续。同时，各 钢筋混凝土剪力墙空腔段(1)的端部分别配置纵向受力钢筋和箍筋作腔端柱(4)，提高构件变形和承载能力。钢筋混凝土剪力墙空腔段(1)的空腔壁(3)配置水平和竖向分布钢筋，提高的空腔壁(3)的变形耗能能力。
本发明特征还在于预留竖向通缝(6)通过预留模板形成，预留竖向通缝(6)贯通剪力墙厚度方向，竖向长度不贯穿剪力墙高度，方便预制构件整体安装和快速施工，预留竖向通缝(6)竖向未贯通部位布置水平分布钢筋作构造用途。
本发明特征还在于预留竖向暗缝(7)通过内部预留模板形成，预留竖向暗缝(7)不贯通剪力墙厚度方向，竖向长度不贯穿剪力墙高度，方便预制构件整体安装和快速施工，预留竖向暗缝(7)未贯通部位布置水平分布钢筋作构造用途。
本发明特征还在于预留空腔(2)为避免应力集中，空腔转角处均采用圆弧过渡；预留空腔(2)可呈矩形、方形、椭圆形或其他规则形状。预留空腔(2)内部可用于安装固定水电暖通管道(9)，各管道与空腔之间采用预埋件进行连接。
本发明特征还在于墙端柱(8)、腔端柱(4)的纵向受力钢筋和普通钢筋混凝土剪力墙段(5)竖向分布钢筋通过普通装配式剪力墙的一般连接方式连接，如套筒连接、浆锚连接等。
本发明方案所公开的技术手段不仅限于上述实施方式所公开的技术手段，还包括由以上技术特征任意组合所组成的技术方案。

Claims (13)

  1. 一种预制空腔式开竖缝混凝土剪力墙，其特征在于含有钢筋混凝土剪力墙空腔段(1)，钢筋混凝土剪力墙空腔段(1)内部含有预留空腔(2)，预留空腔(2)厚度方向两侧为空腔壁(3)，预留空腔(2)长度方向两侧为腔端柱(4)，预留空腔(2)通过内部预留模板或填充柔性材料形成。
  2. 根据权利要求1的一种预制空腔式开竖缝混凝土剪力墙，其特征在于含有两个或两个以上普通钢筋混凝土剪力墙段(5)，普通钢筋混凝土剪力墙段(5)与钢筋混凝土剪力墙空腔段(1)通过预留竖向通缝(6)分割开来。
  3. 根据权利要求1的一种预制空腔式开竖缝混凝土剪力墙，其特征在于含有两个或两个以上普通钢筋混凝土剪力墙段(5)，普通钢筋混凝土剪力墙段(5)与钢筋混凝土剪力墙空腔段(1)通过预留竖向暗缝(7)分割开来。
  4. 根据权利要求1的一种预制空腔式开竖缝混凝土剪力墙，其特征在于含有两个或两个以上钢筋混凝土剪力墙空腔段(1)，各钢筋混凝土剪力墙空腔段(1)之间通过预留竖向通缝(6)分割开来。
  5. 根据权利要求1的一种预制空腔式开竖缝混凝土剪力墙，其特征在于含有两个或两个以上钢筋混凝土剪力墙空腔段(1)，各钢筋混凝土剪力墙空腔段(1)之间通过预留竖向暗缝(7)分割开来。
  6. 根据权利要求2的一种预制空腔式开竖缝混凝土剪力墙，其特征在于普通钢筋混凝土剪力墙段(5)与钢筋混凝土剪力墙空腔段(1) 按独立墙分别配筋，各水平和竖向钢筋沿墙长度方向在预留竖向通缝(6)处不连续，普通钢筋混凝土剪力墙段(5)与钢筋混凝土剪力墙空腔段(1)的端部分别配置纵向受力钢筋和箍筋作墙端柱(8)和腔端柱(4)，普通钢筋混凝土剪力墙段(4)除墙端柱(8)外的其他部位均配置水平和竖向分布钢筋，钢筋混凝土剪力墙空腔段(1)的空腔壁(3)配置水平和竖向分布钢筋。
  7. 根据权利要求3的一种预制空腔式开竖缝混凝土剪力墙，其特征在于普通钢筋混凝土剪力墙段(5)与钢筋混凝土剪力墙空腔段(1)按整体墙进行配筋，各水平和竖向钢筋沿墙长度方向连续贯通，同时，普通钢筋混凝土剪力墙段(5)与钢筋混凝土剪力墙空腔段(1)的端部分别配置纵向受力钢筋和箍筋作墙端柱(8)和腔端柱(4)。
  8. 根据权利要求4的一种预制空腔式开竖缝混凝土剪力墙，其特征在于各钢筋混凝土剪力墙空腔段(1)按独立墙分别配筋，各水平和竖向钢筋沿墙长度方向在预留竖向通缝(6)处不连续，同时，各钢筋混凝土剪力墙空腔段(1)的端部分别配置纵向受力钢筋和箍筋作腔端柱(4)，钢筋混凝土剪力墙空腔段(1)的空腔壁(3)配置水平和竖向分布钢筋。
  9. 根据权利要求5的一种预制空腔式开竖缝混凝土剪力墙，其特征在于各钢筋混凝土剪力墙空腔段(1)按整体墙进行配筋，各水平和竖向钢筋沿墙长度方向连续，同时，各钢筋混凝土剪力墙空腔段(1)的端部分别配置纵向受力钢筋和箍筋作腔端柱(4)，钢筋混凝土剪力墙空腔段(1)的空腔壁(3)配置水平和竖向分布钢筋。
  10. 根据权利要求2或者4的一种预制空腔式开竖缝混凝土剪力墙，预留竖向通缝(6)通过预留模板形成，预留竖向通缝(6)贯通剪力墙厚度方向，竖向长度不贯穿剪力墙高度，预留竖向通缝(6)竖向未贯通部位布置水平分布钢筋。
  11. 根据权利要求3或者5的一种预制空腔式开竖缝混凝土剪力墙，预留竖向暗缝(7)通过内部预留模板形成，预留竖向暗缝(7)不贯通剪力墙厚度方向，竖向长度不贯穿剪力墙高度，预留竖向暗缝(7)未贯通部位布置水平分布钢筋。
  12. 根据权利要求2、3、4或5所述的一种预制空腔式开竖缝混凝土剪力墙，其特征在于预留空腔(2)转角处采用圆弧过渡；预留空腔(2)呈矩形、方形、椭圆形或其他规则形状，预留空腔(2)内部设有固定水电暖通管道(9)，各管道与空腔之间采用预埋件进行连接。
  13. 根据权利要求7所述的一种预制空腔式开竖缝混凝土剪力墙，其特征在于墙端柱(8)、腔端柱(4)的纵向受力钢筋和普通钢筋混凝土剪力墙段(5)竖向分布钢筋通过套筒连接或浆锚连接。
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