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在对塔式起重机吊钩超速坠落产生原因进行大量分析研究基础上,利用塔式起重机工作的机械原理并采用计数装置控制塔式起重机电路的方法设计开发了一种防止吊钩超速坠落的保护装置,有效制止了因吊钩超速坠落引起的工程事故。
Based on a large amount of analysis and research on the cause of over-speed crashes of tower crane hooks, the paper adopts the mechanical principle of tower crane and adopts the method of counting device control tower crane circuit to design and develop a protection device , Effectively stop the hook due to speeding fall caused by engineering accidents.