一起塔式起重机冲顶事故的技术分析  

Technical Analysis of A Ejecting Accident of A Tower Cranes

作　　者：李盛泉 许新初 谢镇祥 Li Shengquan;Xu Xinchu;Xie Zhenxiang(Liuzhou Branch of Guangxi Special Equipment Inspection Institute,Liuzhou,545005)

机构地区：[1]广西壮族自治区特种设备检验研究院柳州分院,柳州545005

出　　处：《中国特种设备安全》2020年第2期84-86,共3页China Special Equipment Safety

摘　　要：某桥梁施工企业在对桥面施工时,塔式起重机空载起升发生冲顶事故,起升钢丝绳断裂,造成吊钩装置坠落砸死1人伤害事故.本文介绍了事故情况、事故勘查要点和模拟试验及相关计算方法,分析事故技术原因,提出预防事故的建议.When a bridge construction enterprise works on the bridge deck,the lifting hook ejecting accident occurs when the tower cranes is lifted under no load,and the lifting wire rope breaks,causing the hook device to fall and killing one person.This paper introduces the accident situation,the key points of the accident investigation,the simulation test and the relevant calculation methods,analyzes the technical causes of the accident,and puts forward some suggestions for preventing accidents.

关 键 词：塔式起重机 冲顶 钢丝绳 断裂 

分 类 号：X941[环境科学与工程—安全科学]