Leak protection material preheater

The utility model discloses a leak protection material preheater, including furnace body and material channel, the material channel tail end is provided with and is used for the funnel of unloading, and material channel penetrates the funnel and rotates with the funnel and be connected, be provided with the toper seal cover between material channel and the funnel, toper seal cover and material channel threaded connection. The leak protection material preheater of this structure, the material can't leak from the gap between material channel and the funnel to the waste of material has been avoided. 本实用新型公开了种防漏料预热炉，包括炉体和物料通道，所述物料通道尾端设置有用于卸料的漏斗，物料通道穿入漏斗且与漏斗转动连接，所述物料通道与漏斗之间设置有锥形密封套，所述锥形密封套与物料通道螺纹连接。该结构的防漏料预热炉，物料无法从物料通道与漏斗之间的缝隙处泄漏，从而避免了物料的浪费。