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0第1页0第2页摘要当前，我国的城市化进程越来越快、范围越来越大，城市人口急剧增加，导致城市的地面交通越发的拥堵。所以，在这种情况下地铁的作用显得越发重要。地铁修建能在很大的程度上合理利用空间资源，在不影响原有的交通方式的同时给拥堵的都市带来便利。与此同时，地铁还能有效地减少城市的噪音污染、空气污染等，对于构建绿色城市有着积极的作用。在这种趋势下，作为地铁的地铁车站的修建就显得尤为重要。它不仅决定了地铁的最佳运营路线，还决定了地铁的盈利与否；能给城市带来多大的便利等。设计的车站是：北京地铁六号线二十二标北关站，该地铁为换乘车站，长300米，站台宽14.0m，线间距为17.0m，结构覆土约为4.3m，车站底板埋深约20.5m。地质情况较为复杂，车站位于惠通河附近，多为软土，含水率高，为Ⅵ级围岩。稳定性差。设计分为：车站结构设计、结构特点和计算、围护结构和结构防水。车站结构设计的选择的依据是：车站的客流量和车站位置。由于车站位于客流量大的规划区，故将车站设计为风亭与出入口相结合的形式。车站位于的含水率大软土层所以防水规格较高。而结构计算则通过有限元结构分析软件——ANSYS完成。通过ANSYS对隧道的结构进行模拟后，计算出隧道的弯矩、轴力和变形等数据。由这些数据来进一步确定衬砌结构是否合理，以及围岩配置钢筋的数量和形式。关键词车站结构设计；结构计算；围护结构；防水结构0第3页AbstractAtpresent,China'surbanizationprocessisgettingfasterandfaster,increasingthescopeofasharpincreaseinurbanpopulation,resultinginmorecongestionofthecity'sgroundtransportation.Therefore,theroleofthesubwayinthiscasebecomesmoreimportant.Subwayconstructioninalargeextentontherationaluseofspaceresources,andatthesametimedoesnotaffectexistingtrafficcongestionofurbanconvenience.Atthesametime,thesubwaycaneffectivelyreducethecity'snoisepollution,airpollutionplaysapositiveroleforbuildingagreencity.Isparticularlyimportantinthistrend,astheMTRsubwaystationbuilt.Itisnotonlydecidethebestoperatinglineofthesubway,andalsodeterminetheprofitabilityofthesubwayornot;givethecitymuchconvenience.Thestationdesignis:22standardNorthoffofthe6thlineofBeijingmetrostation,thesubwaytransferstation,300mlong,sitewidth14.0m,linespacingis17.0m,thestructuralcasingisabout4.3mstationbackplaneburieddepthofapproximately20.5m.Thegeologicalsituationismorecomplex,thestationislocatednearthebenefitsTonghe,softsoil,highmoisturecontent,fortheofⅥlevelsurroundingrock.Thestabilityispoor.Thedesignisdividedinto:Stationstructuraldesign,structuralcharacteristicsandcalculationofthebuildingenvelopeandstructuralwaterproofing.Thestationstructuredesignchoiceisbasedon:thestation'strafficandstationlocation.Asthestationislocatedinhightrafficplanningarea,itwillbethedesignofthestationsforacombinationofWindPavilionandentranceforms.Thestationislocatedinthesoftsoilofthemoisturecontentofhighwaterproofspecifications.Structurecalculationsbythefiniteelementstructuralanalysissoftware0第4页-ANSYScompleted.ANSYStosimulatethestructureofthetunnel,tocalculatethemomentofthetunnel,axialforceanddeformationdata.Thesedatafurtherdefinetheliningstructureisreasonable,aswellasthesurroundingrockconfigurethenumberandformofreinforced.Keywordsstationstructuraldesign;structuralcalculations;envelope;waterproofstructure0第5页目录绪论..................................................................................................................................................1第1章工程概况.............................................................................................................................31.1.工程概况...........................................................................................................................31.2工程地质及水文地质条件................................................................................................31.2.2地层岩性.................................................................................................................41.2.4水文地质条件..........................................................................................................51.2.5地层物理力学指标..................................................................................................5第2章车站结构设计.....................................................................................................................62.1开挖方式............................................................................................................................72.2车辆选择.............................................................................................................................72.3出入口设计.......................................................................................................................82.3.1设计原则.................................................................................................................82.4车站规模...........................................................................................................................92.4.1车站客流量及客流组织..........................................................................................92.4.2站台有效长度及宽度的计算................................................................................102.5车站主体结构设计..........................................................................................................122.5.1设计原则...............................................................................................................122.5.2设计标准...............................................................................................................132.6主体结构截面形式及尺寸拟定......................................................................................14第3章结构特点和计算...............................................................................................................173.1结构计算原则......................................................................................