本文指出设计新型液压升柱器的重要性和经济意义。论述了升柱器升力大小对采煤工作面顶板管理和安全生产的影响。并着重探讨了几种获得大升力、重量轻和动作迅速的升柱器设计方案。 This article points out the importance and economic implications of designing a new hydraulic lift cylinder. The effect of lift size on the roof management and safety in coal mining face is discussed. And focused on several to obtain a large lift, light weight and rapid movement of the riser design.