１前言随着粮食处理工厂的建设和集中储粮库的发展，大型储粮设备日益增多。目前大型储粮仓按其卸粮方式基本分为尖底仓和平底仓两种，尖底仓卸粮时，粮食完全靠自身质量从底部出粮口自动流出，省时、省力、效率高，但仓体总高度增加，进粮提升机高度随之增加，成本较高；... 1 Introduction With the construction of grain processing plants and the development of centralized grain storage, the large-scale grain storage equipment is increasing. At present, large grain silos are basically divided into two types: the sharp-bottom silo and the flat-bottomed silo according to the unloading grain method. When the sharp silo is unloaded, the grain flows out of the grain outlet at the bottom by its own quality, saving time, labor and high efficiency. However, The overall height of the warehouse increases, the height of the grain elevator increases, the cost is higher ...