Rake vacuum dryer 1, Shell 2, 3 tooth harrow, a device 4, 5 devices, smashing rods 6, seal 7, ... stirring axis 8, transmission Rake vacuum dryerRake vacuum dryer, a simple structure, ... pump from the exit of the short.Rake vacuum dryer the main components 1, Shell 2, 3 tooth ... harrow, a device 4, 5 devices, smashing rods 6, seal 7, stirring axis 8, transmission Rake vacuum ...