Heating furnace for perlite processing

The utility model provides a heating furnace for perlite processing, which comprises a heat insulation furnace shell, a rotating blade and a fixed pipe, the inner side surface of the heat insulation furnace shell is filled with an annular heat preservation layer, a heat conduction sleeve is fixed on the inner side surface of the annular heat preservation layer, an annular heating wire is arranged between the heat conduction sleeve and the annular heat preservation layer, and a fixed motor is installed at the left end of the heat insulation furnace shell. A rotating shaft is transversely arranged in the heat insulation furnace shell, the multiple rotating blades are fixed to the annular side face of the rotating shaft at equal angles, honeycomb holes are formed in the front end faces of the multiple rotating blades in a penetrating mode, the fixing pipe is fixed to the left end of the interior of the heat insulation furnace shell in a penetrating mode, and a draught fan and a snakelike heating wire are install