CN102852249B - A kind of modified Coupled Shear Wall structure - Google Patents
A kind of modified Coupled Shear Wall structure Download PDFInfo
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 68
- 239000010959 steel Substances 0.000 claims abstract description 68
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 9
- 238000010168 coupling process Methods 0.000 claims description 15
- 238000005859 coupling reaction Methods 0.000 claims description 15
- 230000008878 coupling Effects 0.000 claims description 14
- 239000004567 concrete Substances 0.000 claims description 9
- 241001669679 Eleotris Species 0.000 claims 9
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000010008 shearing Methods 0.000 claims 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 239000003351 stiffener Substances 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
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Abstract
本发明提出一种改进型联肢剪力墙结构，包括钢筋混凝土墙肢和其连梁；所述墙肢内固设有与墙面平行的钢板，所述连梁为钢连梁，且所述连梁与所述钢板固定连接。采用上述技术方案后，与现有技术相比，本发明的改进型联肢剪力墙结构，其合理利用钢连梁与内有钢板支撑的钢筋混凝土墙肢的特性，将二者有机结合，即将钢连梁与墙肢内支撑的钢板固定连接在一起，而成为一种刚度大、滞回耗能性能优越、强度高进而抗震性能优良的剪力墙结构，结构简单，施工方便，实用性强。
The invention proposes an improved joint shear wall structure, which includes a reinforced concrete wall and its connecting beam; a steel plate parallel to the wall is fixed inside the wall, the connecting beam is a steel connecting beam, and the connecting beam is The beam is fixedly connected with the steel plate. After adopting the above technical scheme, compared with the prior art, the improved joint shear wall structure of the present invention rationally utilizes the characteristics of the steel connecting beam and the reinforced concrete wall with steel plate support inside, and organically combines the two, That is to say, the steel connecting beams are fixedly connected with the steel plates supported in the wall piers to form a shear wall structure with high rigidity, superior hysteretic energy dissipation performance, high strength and excellent seismic performance. It has simple structure, convenient construction and practicality. powerful.
Description
技术领域 technical field
本发明涉及房屋抗震技术领域，具体涉及一种刚度大、滞回耗能性能优越、强度高的改进型联肢剪力墙结构。The invention relates to the field of anti-seismic technology of houses, in particular to an improved combined shear wall structure with high rigidity, excellent hysteretic energy consumption performance and high strength.
背景技术 Background technique
为了提高楼房等房屋的抗震等性能，房屋大多采用联肢剪力墙结构，现有的联肢剪力墙结构大致包括墙肢和墙肢的连梁。In order to improve the anti-seismic performance of buildings and other houses, most houses adopt a combined shear wall structure. The existing combined shear wall structure generally includes wall piers and connecting beams of the wall piers.
墙肢构成了房屋墙体的刚性主体，墙肢一般采用钢筋混凝土材料制成，连梁作为墙肢与墙肢之间的连接、力的传输和力的吸收的主要构件，起到保护墙肢，维持房屋结构的作用，现有的连梁也大多采用钢筋混凝土材料制成，如中国实用新型专利CN201120315432.3提出一种锚固端设置栓钉的钢板混凝土剪力墙连梁，由连梁纵筋、连梁箍筋、连梁混凝、钢板、栓钉组成，所述锚固端设置栓钉的钢板混凝土剪力墙连梁为锚固端设置栓钉的钢板混凝土剪力墙连梁的建筑物或构筑物。该实用新型的连梁内具有钢板，其利用钢板较高的抗剪强度和良好的塑性性能，与钢筋混凝土共同抵抗外力，可以防止连梁发生脆性剪切破坏，提高连梁在地震作用下的延性耗能能力。但是该实用新型的构造较复杂，各零件较单薄，在承载重量大且易裂碎的混凝土后，更容易损坏，对强震的抵抗能力不足。The wall pier constitutes the rigid body of the house wall. The wall pier is generally made of reinforced concrete. The connecting beam is the main component of the connection, force transmission and force absorption between the wall pier and the wall pier, and plays a role in protecting the wall pier. , to maintain the structure of the house, most of the existing connecting beams are made of reinforced concrete materials, such as the Chinese utility model patent CN201120315432. Steel plate concrete shear wall coupling beams with studs set at the anchoring ends are buildings with steel plate concrete shear wall coupling beams with studs set at the anchoring ends or structures. The utility model has a steel plate inside the connecting beam, which uses the high shear strength and good plasticity of the steel plate to resist external forces together with reinforced concrete, which can prevent the brittle shear failure of the connecting beam and improve the strength of the connecting beam under earthquake action. Ductility energy dissipation capacity. But the structure of this utility model is more complicated, and each part is thinner, and after carrying heavy and frangible concrete, it is easier to damage, and the resistance to strong earthquakes is insufficient.
鉴于此，本案发明人对上述问题进行深入研究，遂有本案产生。In view of this, the inventor of this case conducted in-depth research on the above-mentioned problem, and then this case was produced.
发明内容 Contents of the invention
本发明的目的在于提供一种抗震性能优良的改进型联肢剪力墙结构。The purpose of the present invention is to provide an improved combined-limb shear wall structure with excellent seismic performance.
为了达到上述目的，本发明采用这样的技术方案：In order to achieve the above object, the present invention adopts such technical scheme:
一种改进型联肢剪力墙结构，包括钢筋混凝土墙肢和其连梁；所述墙肢内固设有与墙面平行的钢板，所述连梁为钢连梁，且所述连梁与所述钢板固定连接在一起。An improved joint shear wall structure, including reinforced concrete wall and its connecting beam; the wall is fixed with a steel plate parallel to the wall, the connecting beam is a steel connecting beam, and the connecting beam and the The steel plates are fixedly connected together.
上述钢板夹设于上述墙肢内并通过抗剪螺栓锁固。The above-mentioned steel plates are clamped in the above-mentioned wall limbs and locked by shear bolts.
上述连梁包括两个上下设置的平行钢板，所述平行钢板间设有多个相互平行且与平行钢板垂直的加劲肋。The connecting beam includes two parallel steel plates arranged up and down, and a plurality of stiffening ribs parallel to each other and perpendicular to the parallel steel plates are arranged between the parallel steel plates.
上述墙肢具有支撑于其端部的暗柱。The above-mentioned wall plinths have concealed columns supported at their ends.
上述钢板与上述连梁的连接部处于上述暗柱的内部。The connecting portion of the steel plate and the connecting beam is inside the concealed column.
上述暗柱外包裹有钢围板，且所述钢围板具有供上述钢板的连接部和上述连梁的连接部穿入上述暗柱内部的通口。The concealed column is wrapped with a steel hoarding plate, and the steel hoarding plate has an opening through which the connecting portion of the steel plate and the connecting beam penetrate into the interior of the concealed column.
上述连梁与上述钢板的连接部焊接在一起。The connecting beam and the connecting portion of the steel plate are welded together.
上述暗柱为钢管混凝土暗柱。The above-mentioned concealed columns are steel pipe concrete concealed columns.
上述连梁处于上述暗柱内部的部分与上述暗柱凹凸卡合在一起。The part of the above-mentioned connecting beam inside the above-mentioned concealed column is engaged with the concave-convex of the above-mentioned concealed column.
上述连梁处于上述暗柱内部的部分具有凹部。The part of the above-mentioned connecting beam inside the above-mentioned concealed column has a concave part.
采用上述技术方案后，与现有技术相比，本发明的改进型联肢剪力墙结构，其合理利用钢连梁与内有钢板支撑的钢筋混凝土墙肢的特性，将二者有机结合，即将钢连梁与作为墙肢主体构架支撑在墙肢内的钢板固定连接在一起，钢板与钢连梁的刚度和韧性可使墙肢与墙肢进行整体的抗震配合，而成为一种整体结构刚度大、滞回耗能性能优越、强度高进而抗震性能优良的剪力墙结构，结构简单，施工方便，实用性强。After adopting the above technical scheme, compared with the prior art, the improved joint shear wall structure of the present invention rationally utilizes the characteristics of the steel connecting beam and the reinforced concrete wall with steel plate support inside, and organically combines the two, That is to say, the steel connecting beam and the steel plate supported in the wall as the main frame of the wall are fixedly connected together. The rigidity and toughness of the steel plate and the steel connecting beam can make the wall and the wall perform an overall anti-seismic cooperation and become an integral structure. A shear wall structure with high rigidity, superior hysteretic energy dissipation performance, high strength and excellent seismic performance, simple in structure, convenient in construction and strong in practicability.
附图说明 Description of drawings
图1为本发明的局部结构透视示意图；Fig. 1 is the partial structure perspective schematic diagram of the present invention;
图2为本发明图1中T-T方向的剖示图。Fig. 2 is a sectional view of the T-T direction in Fig. 1 of the present invention.
图中：In the picture:
1-墙肢11-钢板1-wall plinth 11-steel plate
2-连梁21-加劲肋2-coupling beam 21-stiffener
22-凹部22-recess
3-抗剪螺栓3- Shear bolts
4-暗柱41-钢围板4-Dark column 41-Steel hoarding
具体实施方式 detailed description
为了进一步解释本发明的技术方案，下面通过具体实施例进行详细阐述。In order to further explain the technical solutions of the present invention, specific examples are given below to illustrate in detail.
本发明的一种改进型联肢剪力墙结构，如图1和2所示，包括墙肢1和其连梁2。An improved combined-leg shear wall structure of the present invention, as shown in FIGS. 1 and 2 , includes a wall limb 1 and its connecting beam 2 .
墙肢1由钢筋混凝土材料制成，改进之处在于，墙肢1内固设有与墙面平行的钢板11，连梁2采用钢材制成，并且连梁2与钢板11固定连接在一起。The wall body 1 is made of reinforced concrete. The improvement is that the wall body 1 is fixed with a steel plate 11 parallel to the wall, and the connecting beam 2 is made of steel, and the connecting beam 2 and the steel plate 11 are fixedly connected together.
优选地，钢板11夹设于墙肢1内，并且通过抗剪螺栓3锁固，具体可为，抗剪螺栓3的螺杆同时穿过墙肢1的主体和钢板11后，由抗剪螺栓3的螺母锁紧。Preferably, the steel plate 11 is sandwiched in the wall pier 1 and locked by the shear bolt 3 , specifically, after the screw of the shear bolt 3 passes through the main body of the wall pier 1 and the steel plate 11 at the same time, the shear bolt 3 The nut is locked.
优选地，连梁2包括上下平行设置的两个平行钢板，在两个平行钢板之间具有连接筋，截面呈“工”字形，在两个平行钢板之间还设有多个相互平行，并且与平行钢板垂直相连接的加劲肋21，加劲肋21用于限制连梁2的非剪切形变，使连梁2易产生规则剪切变形，保持剪切屈服状态。Preferably, the connecting beam 2 includes two parallel steel plates arranged in parallel up and down, with connecting ribs between the two parallel steel plates, the cross section of which is in the shape of an "I", and multiple parallel steel plates between the two parallel steel plates, and Stiffeners 21 vertically connected to the parallel steel plates are used to limit the non-shear deformation of the coupling beam 2, so that the coupling beam 2 is prone to regular shear deformation and maintain a shear yield state.
优选地，墙肢1具有支撑于其端部的暗柱4，即暗柱4支撑于墙肢1与连梁2的连接处，可有效地提高墙肢1自身及墙肢1与连梁2的连接强度。Preferably, the wall pier 1 has a concealed column 4 supported at its end, that is, the concealed column 4 is supported at the junction of the wall pier 1 and the connecting beam 2, which can effectively improve the height of the wall pier 1 itself and the wall pier 1 and the connecting beam 2. connection strength.
优选地，暗柱4外包裹有钢围板41，并且钢围板41具有供钢板11的连接部和连梁2的连接部穿入暗柱4内部的通口(图中未示出)。具体结构可为，钢板11的连接部和连梁2的两个平行钢板的连接部分别匹配地穿过所述通口进入暗柱4的内部并连接在一起，即通口的尺寸和形状与钢板11和连梁2的两个平行钢板及其连接筋的截面相应。为了进一步增强钢板11与连梁2的连接强度，钢板11和连梁2可与钢围板41适当固定连接在一起，如可采用焊接的方式。Preferably, the concealed column 4 is wrapped with a steel coaming plate 41, and the steel coaming plate 41 has an opening (not shown in the figure) for the connecting portion of the steel plate 11 and the connecting beam 2 to penetrate into the interior of the concealed column 4 . The specific structure can be that the connecting portion of the steel plate 11 and the connecting portion of the two parallel steel plates of the connecting beam 2 respectively pass through the opening into the inside of the concealed column 4 and are connected together, that is, the size and shape of the opening are the same as those of the connecting beam 2. The cross-sections of the two parallel steel plates of the steel plate 11 and the connecting beam 2 and their connecting ribs are corresponding. In order to further enhance the connection strength between the steel plate 11 and the connecting beam 2, the steel plate 11 and the connecting beam 2 can be properly fixedly connected with the steel coaming plate 41, such as by welding.
优选地，连梁2与钢板11焊接在一起，连接方式简单，实用性强。Preferably, the connecting beam 2 and the steel plate 11 are welded together, the connection method is simple, and the practicability is strong.
优选地，暗柱4为钢管混凝土暗柱，具有优越的抗震强度。Preferably, the concealed column 4 is a steel pipe concrete concealed column, which has superior seismic strength.
优选地，连梁2处于暗柱4内部的部分与暗柱4凹凸卡合在一起，即连梁2与暗柱4相互咬合在一起，可有效地防止连梁2脱出，更进一步地增强连梁2与钢板11的连接强度。Preferably, the part of the connecting beam 2 inside the concealed column 4 is engaged with the concave and convex of the concealed column 4, that is, the connecting beam 2 and the concealed column 4 are interlocked together, which can effectively prevent the connecting beam 2 from coming out, and further strengthen the connection. The connection strength between the beam 2 and the steel plate 11.
优选地，连梁2处于暗柱4内部的部分具有凹部22，当暗柱4的混凝土没有凝固时，混凝土充分填充进入凹部22内，待混凝土凝固后，凹部22即与暗柱4牢固地凹凸卡合在一起。Preferably, the part of the connecting beam 2 inside the concealed column 4 has a concave portion 22. When the concrete of the concealed column 4 is not solidified, the concrete is fully filled into the concave portion 22. After the concrete is solidified, the concave portion 22 is firmly concave-convex with the concealed column 4. Snap together.
本发明的改进型联肢剪力墙结构，凹部的尺寸、形状、数量和分布形式等可根据实际要求进行调整和设计；连梁与暗柱也可采用其它凹凸卡合的形式；暗柱的材料也可根据实际要求进行选取；连梁与钢板的连接方式可根据实际要求进行选择、调整和设计；钢板与钢围板以及连梁与钢围板的连接方式可根据实际要求进行调整和设计；暗柱的形式可根据实际要求进行调整和设计；加劲肋的形式可根据实际要求进行调整和设计；抗剪螺栓可根据实际要求进行选取；墙肢和连梁的位置分布关系可依照现有技术进行设置，并可根据本发明的设计构思进行适当的调整。In the improved combined-limb shear wall structure of the present invention, the size, shape, quantity and distribution form of the recesses can be adjusted and designed according to actual requirements; the connecting beam and the concealed column can also adopt other concave-convex engagement forms; the concealed column The material can also be selected according to the actual requirements; the connection mode of the connecting beam and the steel plate can be selected, adjusted and designed according to the actual requirements; ; The form of concealed columns can be adjusted and designed according to actual requirements; the form of stiffeners can be adjusted and designed according to actual requirements; shear bolts can be selected according to actual requirements; Technology is set, and can carry out appropriate adjustment according to the design concept of the present invention.
本发明的产品形式并非限于本案图示和实施例，任何人对其进行类似思路的适当变化或修饰，皆应视为不脱离本发明的专利范畴。The product form of the present invention is not limited to the illustrations and examples of this case, and anyone who makes appropriate changes or modifications of similar ideas to it shall be deemed not to depart from the scope of the patent of the present invention.
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| CN106480997A (en) * | 2016-09-29 | 2017-03-08 | 重庆大学 | The modular assembly connection limb steel plate shear force wall of replaceable core module |
| CN106836637A (en) * | 2017-01-20 | 2017-06-13 | 温州大学 | Multiple material pipe binding type steel concrete connecting-beam and its construction method |
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| CN102587538A (en) * | 2012-03-23 | 2012-07-18 | 重庆大学 | Dog-bone type coupled shear wall with end plates, bolts and steel coupling beams |
| CN202787564U (en) * | 2012-08-17 | 2013-03-13 | 华侨大学 | Improved coupled shear wall structure |
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| CN102587538A (en) * | 2012-03-23 | 2012-07-18 | 重庆大学 | Dog-bone type coupled shear wall with end plates, bolts and steel coupling beams |
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