NOISE REDUCTION DEVICE FOR RCC TURBO CHARGER

摘要

A RCC turbo charger is provided to reduce the intensity of choke noise with an extension part of the cover body. A RCC turbo charger comprises a blower(20) which is installed in one end of a rotary shaft(11) of a main body(10); a turbine(30) which is installed at the other end of the rotary shaft; a blower case(40) which is connected to one end of the main body and comprises an air inlet part(41) and air exhaust part(51); and a turbine case(60) which comprises an exhaust gas inlet(61) and an exhaust gas outlet(62) and is connected to the other end of the main body. The air intake unit comprises an outer wall(43) and an inner wall(44) which are integrated. A noise reducing unit(90) is fixed to the inner circumference of the outer wall. The noise reducing unit comprises a cover body(91) in which a mounting groove(93) is formed.