曹平周
    （河海大学土木工程学院 南京 264005）

[提要]  建立了网架封板的强度计算模型，采用结构塑性极限分析理论，得出了封板极限承载力和厚度的计算公式，可供设计时参考。
[关键词]  钢网架 封板 承载力 设计

The calculating model of sealing plate of steel space frame is set up. Using the structural plastic limit
analysis theory, the formula to calculate ultimate bearing capacity of the sealing plate and simplification formula are given, which can be consulted for design.
Keywords:  steel space frame; sealing plate; bearing capacity; disign