钢结构平台栏杆扶手制作要求

发布时间:2019-11-30

钢结构平台栏杆扶手制作要求

2026-03-04 8 次阅读 0 条评论
钢结构平台栏杆扶手制作要求
发布时间:2019-11-30
钢结构平台一般都搭建在离地面有一定距离的半空中,用来放置各种物品,为了放置物品掉落和人员的人身安全,需要给钢结构平台做栏杆和扶手。钢结构平台做栏杆扶手,不是普通的什么材质都可以,为了保证绝对的安全,钢结构平台栏杆扶手制作要求。 1、栏杆一般应设计成固定的,在有通行及操作特殊需要时,也可局部设计成活动的。固定栏杆可按在扶手处承受0.5KN/M的水平荷载计算,栏杆的连接宜采用焊接,可根据运输及安装条件由工厂分段制作后现场安装,也可在观场制作安装。 2、为保证安全,钢结构平台栏杆均须设置挡板(踢脚板)。档板用不小于100*3mm的扁钢制成。室外栏杆的挡板与平台面之间的间隙宜为10mm室内栏杆不宜留间隙。平台栏杆应与相连的钢架楼梯栏杆在截面和高度上协调一致。 3、工业钢结构平台栏杆的高度不应小于1050mm,对高空及生产危险地带(如高屋顶栏杆及高炉炉顶平台等)的栏杆高度宜采用12mm。 4、按使用、强度及材料等条件,栏杆的扶手和立柱一般为选用外径为33.5-42.25mm的钢管或L50*4的角钢截面,栏杆立柱的间距不大于1m,并应采用不低干Q235钢的材料制成,栏杆的横杆用不小于-30*4mm的扁钢或16mm的圆钢制成,横杆与上下杆件之间的间距不大于380mm。 角钢栏杆刚度较好,材料易于供应。以往在工业钢结构平台中应用较多,钢管拦杆使用方便,外观好,但因材料造价较高,一般用于人行频繁并外观要求较高的钢结构平台中,随着经济的发展,目前钢管栏杆的应用范围已逐渐扩大。 5、在钢结构平台周边,钢架斜梯侧边以及因工艺要求不得通行地区的边界均应设置防护栏杆。工业钢平台和人行通道的栏杆应符合GB4053-3-83的要求。钢结构平台和钢架楼梯的栏杆可按国家标准图87J432选用。

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