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中国公路学报
CHINA JOURNAL OF HIGHWAY AND TRANSPORT
2007 Vol.20 No.1 P.85-90

数字化期刊

桥塔钢-混凝土结合段剪力键破坏机理及极限承载力

张清华  李乔  唐亮 

摘 要:为了研究和开发可用于桥塔钢-混凝土结合段的新型剪力键,针对传统的推出试验无法得出剪力键真实承载力的问题,采用新的试验方法对包括栓钉和两种新型剪力键在内的3大类7个子类共31个试件进行了破坏试验研究.根据试验结果,对各类剪力键的破坏机理进行了研究,并对其极限承载力进行了定量分析,建立了各类剪力键极限承载力的统一计算公式.通过与试验值的对比可知:该公式计算结果与试验值吻合良好,可为新型剪力键的设计和应用提供依据.
关键词:桥梁工程;剪力键;试验研究;破坏机理;极限承载力;钢-混凝土结合段
分类号:U443.38 文献标识码:A

文章编号:1001-7372(2007)01-0085-06

Fracture Mechanism and Ultimate Carrying Capacity of Shear Connectors Applied for Steel-concrete Joint Segment of Bridge Pylon

ZHANG Qing-hua  LI Qiao  TANG Liang 

作者简介:张清华(1975-),男,河南虞城人,讲师,工学博士,E-mail:zqhzy75@sina.com.
作者单位:张清华(西南交通大学,土木工程学院,四川,成都,610031) 
     李乔(西南交通大学,土木工程学院,四川,成都,610031) 
     唐亮(西南交通大学,土木工程学院,四川,成都,610031) 

参考文献:

[1]吕志涛.新世纪的土木工程与可持续发展[J].交通运输工程学报,2002,2(1):1-6.LU Zhi-tao.Civil Engineering and Sustainable Development in 21st Century[J].Journal of Traffic and Transportation Engineering,2002,2 (1):1-6.
[2]赵均海,翟慧娟,计琳,等.钢筋混凝土特种楼梯非线性有限元分析[J].长安大学学报:自然科学版,2006,26(6):52-54.ZHAO Jun-hai,ZHAI Hui-juan,JI Lin,et al.Nonlinear Finite Element Analysis on Special Reinforced Concrete Stair[J].Journal of Chang'an University:Natural Science Edition,2006,26(6):52-54.
[3]DAVIES C.Small-scale Push-out Tests on Welded Stud Shear Connectors[J].Concrete,1967,1(3):311-316.
[4]OLLGAARD J G,SLUTTER R J,FISHER J W.Shear Strength of Stud Connectors in Lightweight and Normal-weight Concrete[J].Engineering Journal of American Institute of Steel Construction,1971,8(2):55-64.
[5]宗周红.预应力钢-混凝土组合梁静动载行为研究[D].成都:西南交通大学,1997:57-95.ZONG Zhou-hong.Analytical and Experimental Study of the Behaviour of Prestressed Composite Steel-concrete Beams Under Static and Fatigue Loading[D].Chengdu:Southwest Jiaotong University,1997:57-95.
[6]郑建岚.钢筋混凝土构件抗剪承载力的统一计算方法[J].中国公路学报,1999,12(1):50-55.ZHENG Jian-lan.A General Calculation Method of Reinforced Concrete Member[J].China Journal of Highway and Transport,1999,12(1):50-55.
[7]冯宏,甘民.高强混凝土梁抗剪强度的有限元研究[J].长安大学学报:建筑与环境科学版,2004,21(3):16-18.FENG Hong,GAN Min.Research on Element Analysis of Shear Behavior of High Strength Reinforced Concrete Reinforcement[J].Journal of Chang'an University:Architecture and Environment Science Edition,2004,21 (3):16-18.
[8]GBJ 17-88,钢结构设计规范[S].GBJ 17-88,Code for Design of Steel Structures[S].
[9]Eurocode 4,Design of Composite Steel and Concrete Structures-Part 2:Composite Bridges[S].
[10]聂建国,沈聚敏,袁彦声,等.钢-混凝土组合梁中剪力键实际承载力的研究[J].建筑结构学报,1996,17(2):21-29.NIE Jian-guo,SHEN Ju-min,YUAN Yan-sheng,et al.Experiment and Analysis of Actual Shear Capacity of Shear Connectors in Composite Steel-concrete Beams[J].Journal of Building Structures,1996,17(2):21-29.
[11]LEONHARDT F,ANDRAE W,ANDRAE H P,et al.New,Improved Bonding Means for Composite Load Bearing Structures with High Fatigue Strength[J].Beton-und Stahlbetonbau,1987,82 (12):325-331.
[12]山寺德明,伊東昇,森河久.鶴見航路橋の設計概要[J].橋梁と基礎,1993,2(2):23-32.YAMADERA N,ITOH N,MORIKAWA H.Design of the Tsurumi Fairway Bridge[J].Bridge and Foundation Engineering,1993,2(2):23-32.
[13]OGUEJIOFOR E C,HOSAIN M U.A Parametric Study of Perfoband Rib Shear Connectors[J].Canadian Journal of Civil Engineering,1994,21(4):614-625.
[14]宗周红,车惠民.剪力连接件静载和疲劳试验研究[J].福州大学学报:自然科学版,1999,27(6):61-66.ZONG Zhou-hong,CHE Hui-min.Experimental Study of Shear Connector Under Static and Fatigue Loading[J].Journal of Fuzhou University:Natural Science,1999,27(6):61-66.

收稿日期:2006年3月2日

出版日期:2007年1月31日

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