2021·9·Building Construction 1938
型钢类型对型钢柱-
梁节点受力性能的影响
陈云瑞 程远兵
华北水利水电大学土木与交通学院 河南 郑州 450045
摘要: 针对型钢高强混凝土剪力墙型钢柱 -
梁节点中梁钢筋难以锚入剪力墙的问题,提出了配双槽钢和格构柱这2种优
化方案来代替原设计中的H型钢方案。建立Abaqus有限元模型,对比了3种方案的SRC剪力墙在相同荷载作用下的受力
情况,同时对比并分析了优化方案的可行性。结果表明:相同荷载条件下,优化方案中双槽钢方案的型钢最大应力较
小,受力性能更好,虽然略差于原设计方案中的H型钢,但是其最大应力小于钢骨的屈服应力,且双槽钢方案可以在1
个方向上自由锚入梁钢筋,因此双槽钢方案是解决型钢柱 -
梁节点施工难题的首选方案。
关键词: 剪力墙;墙 -
梁节点;槽钢;格构柱;有限元模型
中图分类号:
T U 398 文献标志码: A 文章编号: 1004- 1001(2021)09- 1938-0 3 DOI: 1 0.1 4144/j. c nki. jz sg .2 021.0 9.0 75
Effect of Section Steel Type on Mechanical Behavior
of Section Steel Column-beam Joints
CHEN Yunrui CHENG Yuanbing
Civil Engineering and Transportation College, North China University of Water Resources and Hydropower,
Zhengzhou, Henan 450045, China
Abstract:
Ai min g at th e pr obl em th at th e be am re in fo rc em ent in th e s e ctio n s te el c olu m n-be am jo in t of se ctio n s te el
h igh stre ngth c oncre te sh ear w all is difficult to be a nchore d in to th e sh ear w all, tw o o pti miza tio n sc heme s of do ubl e
c hannel s te el a nd la ttic e c olu m n a re p ro p ose d to r e p la ce th e H -s e ctio n s te el s c hem e in th e o rig in al d esig n. T he A baq us
f in it e e le m ent m od el is e sta b lis h ed , th e s tr e ss c on
d it io ns o f S R C s h ear w all o f th re e s c hem es u nd er th e s a m e lo ad a re
c om pare d , a nd th e fe asib ilit y o f th e o p tim iz a tio n s c hem e is c om pare d a nd a naly ze d . T he re su lt s s h ow th at u nd er th e
s a m e lo ad c ond it io ns, th e m axim um s tr e ss o f th e s e ctio n s te el o f th e d oub le c hannel s te el s c hem e in th e o p tim iz a tio n
s c hem e is s m alle r a nd th e m echanic al p erfo rm ance is b ette r. A lt h oug h it is s lig htly w ors e th an th e H -
se ctio n s te el in
t h e o rig in al d esig n s c hem e, it s m axim um s tr e ss is le ss th an th e y ie ld s tr e ss o f th e s te el b one, a nd th e d oub le c hannel
s te el s c hem e c an b e fr e ely a nchore d in to th e b eam re in fo rc em ent in o ne d ir e ctio n. T here fo re , th e d oub le c hannel s te el
s c hem e is th e fir s t c hoic e to s o lv e th e c onstr u ctio n p ro b le m s o f s e ctio n s te el c olu m n-b eam jo in ts .
Keywords:
s h ear w all; w all- b eam jo in t; c hannel s te el; la
t tic e c olu m n; fin it e e le m ent m od el
结 合工程实例,通过对不同受力、不同连接方式的节点进
行 对比,认为在结构复杂、钢筋布置密集的型钢混凝土柱
中 ,使用套筒连接方式为主、腹板打孔和牛腿焊接为辅的
型钢类型对型钢柱-梁节点受力性能的影响(论文).pdf