Based on the analysis to chain blocked accidents that often occurs in AFC with side discharge unit broadly applied in coal production, the paper offered the suggustion on improving the structure.

• 在对我国煤炭生产一线所广泛采用的侧卸式刮板输送机经常出现的"卡链"事故进行分析的基础上,对其结构提出改进意见。