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傳統(tǒng)風(fēng)格建筑梭柱節(jié)點(diǎn)抗震性能試驗(yàn)研究*
張耀1,吳琨1,賈俊明1,車順利1,薛建陽2
摘 要

(1 中國建筑西北設(shè)計(jì)研究院有限公司, 西安 710018;2 西安建筑科技大學(xué)土木工程學(xué)院, 西安  710055)

[摘要]梭柱節(jié)點(diǎn)是傳統(tǒng)風(fēng)格建筑的特點(diǎn)之一,通過對(duì)采用矩形型鋼混凝土柱與鋼筋混凝土圓柱(SRC-RC)梭柱節(jié)點(diǎn)和方鋼管混凝土柱與鋼筋混凝土圓柱(CFST-RC)梭柱節(jié)點(diǎn)兩種不同梭柱節(jié)點(diǎn)的低周反復(fù)荷載試驗(yàn),比較了不同類型梭柱節(jié)點(diǎn)在不同軸壓比下的受力性能,研究了其承載能力、破壞形態(tài)、滯回性能、耗能能力、變形及延性。試驗(yàn)結(jié)果表明:SRC-RC梭柱節(jié)點(diǎn)和CFST-RC梭柱節(jié)點(diǎn)在試驗(yàn)過程中均發(fā)生彎剪破壞;各組構(gòu)件的滯回曲線均比較飽滿,在試驗(yàn)過程中均表現(xiàn)出良好的滯回性能及耗能能力,抗震性能優(yōu)于普通鋼筋混凝土梭柱節(jié)點(diǎn);軸壓比的變化對(duì)于梭柱節(jié)點(diǎn)的極限承載力和延性有一定影響;CFST-RC梭柱節(jié)點(diǎn)比SRC-RC梭柱節(jié)點(diǎn)具有更好的抗震性能。

[關(guān)鍵詞]傳統(tǒng)風(fēng)格建筑; 梭柱; 擬靜力試驗(yàn); 抗震性能

中圖分類號(hào):TU398, TU318文獻(xiàn)標(biāo)識(shí)碼:A文章編號(hào):1002-848X(2017)22-0070-06

 

Experimental study on seismic behavior of the shuttle-shaped column joints in the traditional style building

Zhang Yao1, Wu Kun1, Jia Junming1, Che Shunli1, Xue Jianyang2

(1 China Northwest Architecture Design and Research Institute Co.,  Ltd., Xi′an 710018,China; 2 School of Civil Engineering, Xi′an University of Architecture and Technology, Xi′an 710055, China)

Abstract:Shuttle-shaped column joints are one of the characteristics of the traditional style buildings. There were are two different types of shuttle-shaped column joints, including   shuttle-shaped column joint of rectangular steel reinforced concrete column and reinforced concrete cylindrical shuttle column (SRC-RC)and  shuttle-shaped column joint of concrete filled square steel tubular column and reinforced concrete cylindrical shuttle column(CFST-RC ). Based on the experimental study of the low cycle reversed loading tests of two types of traditional style building shuttle-shaped column joints, the mechanical properties of the joints under different axial compression ratios were compared. The bearing capacity, failure pattern, hysteretic behavior, energy dissipation capacity, deformation and ductility of the joints were analyzed. The experimental results show that the SRC-RC shuttle-shaped column joints and the CFST-RC shuttle-shaped column joints suffer from bend shear failure; the hysteresis curves of different groups of components are full, to show good hysteretic behavior and energy dissipation capacity in the course of the experiment, and the joints have better seismic performance than shuttle-shaped column joint of reinforced concrete; the axial compression ratios had some influence on the bearing capacity and ductility of shuttle-shaped column joints; the CFST-RC shuttle-shaped column joints has better seismic performance than the SRC-RC shuttle-shaped column joints.

Keywords:traditional style building; shuttle-shaped column; quasi-static test; seismic performance

 

*中建股份科技研發(fā)課題(CSCEC-2012-Z-16)。

 

作者簡介:張耀,碩士,工程師,Email:940626306@qq.com。

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