Emergency refuge for victims of disasters has bolts or screws fixing folding six-arm folding framework floor structure to central shaft

摘要

The emergency refuge has a honeycomb room support structure. The six-arm framework floor structure, made of non-ferrous metal or plastic, is fixed to the central shaft by bolts or screws. The framework for the covering, also six-arm and made of non-ferrous metal or plastic, is attached to it and made rigid by bearer arms.