Defeated coal cylinder coal storage bin

The utility model discloses a defeated coal cylinder coal storage bin, including the bin be provided with a defeated coal section of thick bamboo along the vertical direction in the bin, the top of adefeated coal section of thick bamboo has a coal feed point be provided with a plurality of mouths that produce coal on the section of thick bamboo wall of a defeated coal section of thick bamboo, wherein, be in be provided with the spiral chute on the internal surface of section of thick bamboo wall, the spiral chute is followed the top of section of thick bamboo wall is along extremely the bottom of section of thick bamboo wall. Through the defeated coal section of thick bamboo at storehouse indoor decoration one minor diameter, assign a defeated coal section of thick bamboo as the support of spiral chute, the spiral chute spirals on the vessel walls of a defeated coal section of thick bamboo, the velocity amplitude of lump coal in the spiral chute is correlated with with the defeated coal section of thick bambo