推荐回答(5个)
点支撑玻璃幕墙的支承形式:
Ⅰ、单杆式支承结构单杆式支承结构是点式玻璃幕墙较简单的一种结构形式,用铝合金型材、玻璃肋或钢材做的立柱或横梁支承结构承受玻璃表面的荷载,立柱或梁均为拉弯工作
状态,荷载以点驳接头的集中荷载传给构件,这样计算较为简单。
Ⅱ、格构式梁柱支承结构格构式梁柱支承结构,一般用钢材焊接成各种框架形式,根据设计要求,框架可制成直立式或空腹弯弓形式。点式玻璃幕墙当跨度较大时,单根杆件已无法满足承重荷载和刚度的要求,此时采用此种支承结构,钢材表面均应表面防腐处理。
Ⅲ、平面桁架支承结构平面桁架是结构杆件按一定规律组成的平面构架体系,常用的有平行弦桁架,抛物线桁架,三角腹杆桁架等。当玻璃上的荷载作用在节点上时,各杆件只有轴向力,截面上的应力分布均匀,可以充分发挥材料的作用,在较大跨度结构常用此种结构
形式。
Ⅳ、空间桁架支承结构空间桁架结构所受的荷载是不同方向的几个方面的荷载,不在一个平面内的荷载,因此,由几个平面桁架按一定连接系统组成一个空间体系来承受各个方向
的荷载,这样才能满足荷载的要求,保证结构的安全。
Ⅴ、预应力拉杆结构预应力拉杆结构的受力,支撑系统是由受拉杆件经合理组合,并施加一定的预应力所形成的,拉杆桁架所构成的支撑桁架体态简洁轻盈,尤其是用不锈钢材料
作为拉杆时,更能展示出现代金属结构所具备的高雅气质,使建筑更富现代感。
Ⅵ、预应力拉索点式结构拉索点支式结构玻璃幕墙是最新型的,近几年才在世界流行的一种玻璃幕墙形式,技术含量高,设计、施工难度均很大。其支撑结构是不锈钢丝索通过合
理布设,经过施加预拉力形成预应力悬索结构又称索桁架。
点式幕墙的支撑形式?你是说龙骨体系的形式么?一般常见的点玻龙骨有普通的钢型材,也有玻璃肋驳接,也有拉锁或是拉杆的体系。
玻璃肋支撑、单根型钢或钢管支撑、钢桁架支撑、拉索式支撑4种。
moon7005对龙骨体系描述:常见的点玻龙骨有普通的钢型材(包含方钢和圆管以及桁架),也有玻璃肋驳接,也有索杆体系。
同时对应玻璃连接有缝连接和玻璃内打孔连接。
同时缝连接有边缝连接有角部连接,连接头有多种样式。
同时玻璃打孔连接有沉头有浮头,爪件形式有多种样式。
至于选择哪种主要取决于要实现的效果,点玻唯一的区别点式开启不成熟成熟开启拟合在一起效果不配套。
希望对你有帮助
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