Closed controllable feeding device

The utility model discloses a closed controllable feeding device which comprises a closed cover, a feeding pipe and a discharging pipe, a stock bin with an upper opening is arranged in the closed cover, a rotating wheel is arranged at the joint of the stock bin and the discharging pipe below the stock bin, a speed reducer arranged outside the closed cover is connected with and drives the rotating wheel, a frequency converter is connected with and controls a motor, and the motor is connected with the speed reducer. According to the utility model, the problems that a kettle opening needs to be opened for manual feeding in an original feeding mode, materials are easy to absorb water or be oxidized, the risk is high, the feeding amount is difficult to control and the like are solved. 本实用新型公开了一种封闭式可控加料装置，包括封闭罩、进料管和出料管，在封闭罩内设置有上开口的料仓，料仓与其下方的出料管连接处设有转轮，设置在封闭罩外的减速机连接带动转轮，变频器连接控制电机，电机连接减速机，进料管的内端开口位于料仓的正上方，封闭罩的顶部设有氮气进口和真空阀，本实用新型解决了原有加料方式需要开釜口进行人工加料、物料易吸水或被氧化、危险性高且加料量不易控制等问题。