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(北京市建筑設(shè)計(jì)研究院 北京 100045)
【提要】 綿陽(yáng)新體育館是為舉辦2005年第十三屆世界拳擊錦標(biāo)賽建設(shè)的主體育館。體育館屋蓋結(jié)構(gòu)采用四個(gè)立體拱架作為主要受力體系，包括兩個(gè)單跨165m的中拱和兩個(gè)三跨165m的邊拱，拱架之間采用桁架聯(lián)系和支承屋面。整個(gè)結(jié)構(gòu)支承在拱腳和邊拱中間部分，共8個(gè)支座。主要介紹了綿陽(yáng)新體育館的結(jié)構(gòu)體系、拱架曲線、鋼結(jié)構(gòu)的分析和設(shè)計(jì)以及支座基礎(chǔ)等各方面內(nèi)容。經(jīng)驗(yàn)可供同類工程參考。
【關(guān)鍵詞】 體育館 屋蓋結(jié)構(gòu) 結(jié)構(gòu)布置 基礎(chǔ) 穩(wěn)定
Design of Roof Structure of Mianyang New Gymnasium/Zhou Sun,Zhu Zhongyi, Ding Zhijuan, Zhang Shibi,Wang Xuesheng, Qin Kai(Beijing Institute of Architectural Design, Beijing 100045, China)
Abstract:Mianyang New Gymnasium is the main gymnasium designed to house the 13th World Boxing Championship in 2005. The main supporting structure of the gymnasium consists of four arches, including two pieces of 165m single span arch and two pieces of arch located to both sides with two midspan support point over 165m length, the trusses are used between the arches for roof connection and support purpose. The entire structure is supported at the ends of the arches and at midpoint to the arches to both side, there are eight structural bearing supports in total. This paper mainly introduces the structural system of Mianyang New Gymnasium, the optimization of curvilinear profile of the arches, the analysis of the steel structure, and the foundation of the structural bearing etc. The experience can be referred by similar engineerings.
Keywords:gymnasium; roof structure； structural layout； base; stability