APPARATUS FOR PREVENTING SCREEN FROM CLOGGING, SCREENING DEVICE EQUIPPED WITH THIS APPARATUS, AND MIXING, STIRRING AND SORTING DEVICE EQUIPPED WITH THIS APPARATUS

摘要

PROBLEM TO BE SOLVED: To obtain an apparatus for preventing a screening device from clogging which is simple in structure and stably durable for a long period of use, and to provide a screening apparatus equipped with the above apparatus and a mixing, stirring and sorting device equipped with the above apparatus.;SOLUTION: The apparatus 33 for preventing the screening device from clogging which prevents clogging by hitting the screen surface of a rotary screen is provided with: a cam-rail 35 installed on a rotating body rotating by accompanying the rotation of the rotary screen; a rotary shaft 37 rotatably installed by facing the screen surface of the above rotary screen; a driven piece 39 fixed to the one side of the rotary shaft 37, abutting against the cam-rail 35, and moving in a direction of rotating the rotary shaft 37 along the rail shape of the cam-rail 35; and a hammer 41 attached to the rotary shaft 37 and hitting the screen surface of the rotary screen.;COPYRIGHT: (C)2009,JPO&INPIT