建筑施工·第45卷·第1期113大型机场新型隔震支座应用技术李红现李占良于新平谢记可朱江涛叶丹勇中国建筑第八工程局有限公司西北公司陕西西安710065摘要：西安咸阳国际机场三期扩建工程T5航站楼工程是国内为数不多的应用大面积隔震支座技术的民航交通运输航站楼建筑，更是首个采用自纠偏新型隔震支座的大型机场。自纠偏隔震支座能够自动控制纠正因外界温度变化而产生的水平位移，具有较好的隔震技术应用前景。介绍了新型隔震支座的基本工作原理及吊装方法，希望为自纠偏新型隔震支座的推广应用提供一定的基础。关键词：机场航站楼；自纠偏；隔震支座；限位钢板中图分类号：TU99文献标志码：A文章编号：1004-1001(2023)01-0113-03DOI：10.14144/j.cnki.jzsg.2023.01.030ApplicationTechnologyofNewSeismicIsolationBearingsforLargeAirportsLIHongxianLIZhanliangYUXinpingXIEJikeZHUJiangtaoYEDanyongNorthwestBranchofChinaConstructionEighthEngineeringBureauCo.,Ltd.,Xi'an710065,Shaanxi,ChinaAbstract:T5TerminalofXi'anXianyangInternationalAirportPhaseⅢExpansionProjectisoneofthefewcivilaviationtransportationterminalbuildingsinChinathatapplieslarge-areaseismicisolationbearingtechnology,anditisthefirstlarge-scaleairporttoadoptanewtypeofself-correctingseismicisolationbearing.Theself-correctingdeflectionisolationbearingcanautomaticallycontrolandcorrectthehorizontaldisplacementcausedbythechangeofexternaltemperature,whichhasagoodapplicationprospectofseismicisolationtechnology.Thispaperintroducesthebasicworkingprincipleandhoistingmethodofthenewseismicisolationbearing,hopingtoprovideacertainbasisforthepopularizationandapplicationofthenewself-correctingseismicisolationbearing.Keywords:airportterminal;self-correcting;seismicisolationbearing;limitsteelplate海口美兰国际机场超长结构最大尺寸为453m、隔震支座尺寸1500mm，西安咸阳国际机场超长结构最大尺寸为486m、隔震支座尺寸1600mm。西安咸阳国际机场三期扩建工程T5航站楼隔震支座共计799个，结构后浇带数量4条，年度内日平均气温最大温差约30℃，根据已完工程经验，超长混凝土隔震结构受外部温度变化及自身收缩效应，隔震支座由四周向中心收缩变形情况较为明显[2]。为解决上述问题，本项目大胆尝试，创新性地采用“自纠偏”新...
