NOISE ELIMINATOR FOR GRAIN DRYER

PROBLEM TO BE SOLVED: To continuously maintain the initial sound absorbing effects of a sound absorbing material inside a noise eliminator and hold it in a good sanitary condition by cleaning the sound absorbing material to remove dust therefrom when it is clogged by dust in drying exhaust air in long-time use to reduce the sound absorbing effects. SOLUTION: The noise eliminator 12 comprises a sound absorbing layer filled with the sound absorbing material 16 and formed between an outer cylinder 13 and an inner cylinder 14 having a number of through-holes 15, the sound absorbing layer being divided into a plurality of parts in the axial direction and formed at the exhaust-side end of an exhaust device casing 4 to hold the casing 4 at its outside therebetween, and a cover plate 17 detachably provided at the one-side end of the sound absorbing layer to prevent the come-off of the filled sound absorbing material 16. The sound absorbing material 16 filled in the sound absorbing layer is made attachable/detachable. COPYRIGHT: (C)2006,JPO&NCIPI