卡体挂体式机械抓梁存在的问题及改进方案简析

Analyzing the existing problems and improvement scheme of suspended mechanical lifting beam

介绍了卡体挂体式机械抓梁的结构形式及其与闸门的连接方式,阐述了卡体挂体式机械抓梁的工作原理,论证了卡体挂体式机械抓梁脱钩和挂钩的缺点、容易失败的原因以及造成的事故影响。提供了一种卡体挂体式机械抓梁改造为液压自动抓梁的方案,分析了在液压自动抓梁辅助下实现闸门挂钩和脱钩的工作原理,总结了卡体挂体式机械抓梁改造为液压自动抓梁的特点和优点,此方案为未来卡体挂体式机械抓梁的优化改造提供了重要依据和技术支撑。

The structure of a suspended mechanical lifting beam and its connection with the gate are introduced.The working principle of the mechanical lifting beam is explained.The shortcomings in the decoupling and hooking of the mechanical lifting beam,reasons for its frequent failure and the consequences of the accidents are demonstrated. A transformation scheme is provided which is replacing the mechanical lifting beam with hydraulic lifting beam.The working principle of gate hooking and decoupling with the aid of hydraulic lifting beam is mainly analyzed.Features and benefits of the replacement scheme are summarized,which provides an important basis and technical support for the optimization and transformations of mechanical lifting beams in the future.