Heating and back-blowing device for top cover of top filter of rake dryer

The utility model provides a top cover heating and back-blowing device for a top filter of a rake dryer, belongs to the technical field of filtering equipment, and solves the problems that the top filter of the conventional rake dryer is easy to block and can generate condensation. The rake dryer top filter top cover heating back-blowing device comprises a top cover, a supporting frame is fixed to the top cover, a rotating assembly is arranged on the supporting frame, the rotating assembly is connected with an air inlet pipe through a back-blowing assembly, a connecting pipe is connected to the rotating assembly, and the other end of the connecting pipe penetrates through the top cover and is rotationally connected with the top cover. And the connecting pipe is communicated with a plurality of blowback pipes. The filter has the advantages of being capable of effectively preventing the filter from being blocked and preventing condensation. 本实用新型提供了一种耙式干燥机顶部过滤器顶盖加热反吹装置，属于过滤设备技术领域，它解决了现有耙式干燥机顶部过滤器容易堵塞且会产生凝露的问题。本