单体液压支柱大修中油缸密封失效的解决方案

The Solution to the Sealing of Hydrocylinder to Individual Hydraulic Prop Overhauling Process

单体液压支柱大修后,存在工作性能不稳定,使用寿命不长等问题,直接影响煤矿井下工作面安全高效生产;在分析了导致油缸-活柱体间密封失效的多种原因后,通过几种新工艺在大修生产中的应用,提出油缸修复方法、油缸-活柱体间密封方式不同工艺的特点;阐述了新的工艺对提高大修质量、解决局部技术难题的重要意义。

In overhauling process, undermaintenance of individual hydraulic prop will be not propitious for highly efficient and safe production, and the sealing of hydrocylinder influences directly quality of maintenance. Through analyzing the reasons of failure of hydrocylinder sealing, points out the several new overhaul pipelines can solve low service life of individual hydraulic prop.