Suction muffler for a reciprocating hermetic compressor

摘要

A suction muffler for a reciprocating hermetic compressor, comprising a hollow body ( 10 ) provided with a gas inlet and a gas outlet ( 12, 14 ), which are respectively in fluid communication with the gas supply to the compressor and with a suction side thereof, said hollow body ( 10 ) defining a plurality of chambers comprising an innermost first acoustic chamber ( 50 ) in fluid communication with the gas outlet ( 14 ) of the hollow body ( 10 ), and a second acoustic chamber ( 51 ) surrounding at least partially the first acoustic chamber ( 50 ) and in fluid communication with at least one of the parts defined by said first acoustic chamber ( 50 ) and by the gas inlet ( 12 ) of the hollow body ( 10 ).