The problems in the sealing device of wheel axis of single-bucket-wheel stocking machine in Han Steel are analyzed, the principle, design and effect of improved sealing device introduced.

分析了单斗轮取料机斗轮轴密封装置存在的问题，介绍了改进后的密封装置的密封原理、设计方案及使用效果。

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The upper part of the floating bucket valve body is provided with an oil-water interface setting opening on which a sealing cover is arranged.

浮桶阀体上部设有油水界面设定口，油水界面设定口上装有密封盖。

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The problems in the sealing device of wheel axis of single-bucket-wheel stocking machine in Han Steel are analyzed, the principle, design and effect of improved sealing device introduced.

分析斗轮取料机中心上线和悬挂式滑线小车上线两种回转上线方式在大角度回转时的问题，讨论拖链装置的结构和工作原理，设计斗轮取料机大角度回转上线的拖链装置。

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