登机桥设计中强度和稳定性分析计算  

Analysis and Calculation of Strength and Stability in Design of Boarding Bridge

作　　者：罗良清 顾晓勤[2] 谭朝阳[2] Luo Liangqing;Gu Xiaoqm;Tan Zhaoyang

机构地区：[1]灏博生态科技(广东)有限公司 [2]电子科技大学中山学院机电学院,广东中山528402

出　　处：《工程机械》2021年第8期83-87,I0019,共6页Construction Machinery and Equipment

基　　金：中山市科技计划项目(2015B2301);中山市智能制造平台项目(26-53112203)。

摘　　要：考虑登机桥自重、额定载荷、雪载荷及风载荷等,通过计算分析,确定登机桥在承受极限设计载荷时结构是否安全可靠。研究组合式登机桥通道接合部高强度螺栓群静力强度、疲劳寿命等。对登机桥立柱框架进行稳定性分析。讨论行走系统一个升降液压缸出现故障无油压时,系统的稳定性。Considering weight,rated load,snow load and wind load of boarding bridge,safety and reliability of boardin g bridge structure under ultimate design load is determined through calculation and analysis.Static strength and fatigue life of high-strength bolt group at joint of combined boarding bridge passage are studied.Stability of column frame of boarding bridge is analyzed.Stability of system when one of the lifting hydraulic cylinders in walking system fails without oil pressure is discussed.

关 键 词：登机桥 混合间隙 动力学 

分 类 号：V351.3[航空宇航科学与技术—人机与环境工程]