Novel rake type vacuum dryer

The utility model relates to a novel rake type vacuum dryer which comprises a rotary joint, an elbow, a tee joint, a steam main pipe, a gland, a joint seat, a transmission shaft, rake teeth, a connecting seat, a nut, a tooth pipe, a rake tooth seat, a rake plate, a steam branch pipe, a pipe seat, a body and a transmission device. The drying equipment can be used for a continuous operation working condition and an intermittent operation working condition, the transmission shaft and the rake teeth are additionally arranged on the inner wall of the shell to serve as the heating surface, the heat transfer area of the equipment is increased, the situation that materials adhere to the surfaces of the transmission shaft and the rake teeth is eliminated, and the transmission efficiency of a heat medium is improved. 本实用新型一种新型耙式真空干燥机，包括：旋转接头、弯头、三通、蒸汽主管、压盖、接头座、传动轴、耙齿、连接座、螺母、齿管、耙齿座、耙板、蒸汽分管、管座、本体、传动装置。该干化设备可用于连续作业工况也可用于间歇作业工况，加热面除了壳体内壁还增加了传动轴和耙齿作为加热面，增加了设备传热面积，消除了物料粘附在传动轴和耙齿表面的情况，加速热介质传输效率。