自动扶梯桁架的抗震计算与抗震设计的意义

Seismic Calculation and Seismic Design of Escalator Truss

对自动扶梯桁架的抗震计算方法和流程进行了梳理,提出了采用反应谱分析法进行桁架抗震计算时的注意事项。总结了地震中的自动扶梯损坏形式,举例说明其他国家抗震设计标准的完善过程,提出了自动扶梯桁架的抗震设计目标。

Calculation methods and process of escalator truss subject to seismic conditions are introduced in this paper.Matters needing attention in seismic calculation using response spectrum analysis method are put forward.Damages forms of escalators in earthquakes are illustrated.The improvement process of other national seismic design standards are introduced with examples.Finally,the seismic design objectives of escalator truss are put forward.