北京站无站台柱雨棚主桁架设计研究_谷邛英.pdf

2006 12 D ec 2006 9 ( 99) JOURNA L O F RA ILWAY ENG INEER ING SOCIETY NO. 9( Ser. 99) : 1006- 2106 ( 2006) 09 - 0077 - 05 X X X (铁道第三勘察设计院 天津 300251) : : : 3D 3S : : ; ; : U 445 : A Research onMainTrussDesign ofNO- platform- columnCanopy inBeijing Railway Station GU Qiong- ying ( The Th ird Survey and D esign In st itute o f China R a iwl ay T ianjin 300251 Ch ina) bstract:Research purposes: A fter research on the m a in body of no- p latfo rm - co lum n canop ies ( the f irst in Ch ina) w ith large sp an and long- su sp ending- extending stru cture in Be ijing ra ilw ay station the key prob lem in the p eriod o f canopy con stru ction is solved and the safety and cred ib ility of m ain body of canop ies are guaranteed. Researchmethods: The optiona l com puting data o f stru cture is m ade certa in by co lligating analysis on the project and integrat ing the resu lt researched by the others of this subject in Ch ina. 3D 3S so ftw are w hich is stee l stru ctural calcu lating system is u sed by calcu lating and check ing. Research conclusions:U nder the comp licated ex isting condition in the station the section size o f supporting column s and the structure height be ing lmi ited the co lumn s are located am ong the track s for the first tmi e and som e innovated design and techno logy are adopted su ch as large sp an over- passing tw o p latform s long - su sp end ing - extending structure and so on. T hu s it is rea l