全液压坑道钻机浮动式配油套密封结构研究进展

Research Progress for Sealing Structure of Floating Oil Distribution Sleeve of Drilling Rig

阐述了全液压钻机浮动式配油套和相关浮环密封的工作原理;概括了近年来对浮环密封结构、密封性能的理论研究和优化改进;介绍了目前钻机配油套常用结构和研究进展,并对该研究中存在的理论建模、分析等方面的不足做了简要的总结。

Operating principle of oil distribution sleeve of full hydraulic drilling rig and relevant floating ring seal is illustrated. Theoretical researches, optimization and improvement of floating ring sealing structure and sealing performance in recent years are generalized. Common structure and research progress of oil distribution sleeve in drilling rig at present are introduced, and problems existing in theoretical modeling and analysis in the research are summarized.