OIL RECOVER STRUCTURE OF COMPRESSOR

摘要

PROBLEM TO BE SOLVED: To provide an oil recovery structure of a compressor, dispensing with any positional change of a main structure for receovering lubricating oil, supposing that the position of a discharge opening is changed. SOLUTION: A muffler chamber 43 is made up astride a muffler forming part 41 at the outer part of a cylinder block 12 and a muffler cover 42. A gasket 44 halves the muffler chamber 43 into first and second chambers 43A and 43B. A discharge passage 47 connects a discharge chamber 28 and the first muffler chamber 43A together. A connecting hole 46a connects both these muffler chambers 43A and 43B together. A discharge opening 48 is installed in the muffler cover 42. Two centrifugal separators 49 and 51 are installed in the first muffler chamber 43A in corresponding to the connecting hole 46a. A recovery passage 52 connects the first muffler chamber 43A and a crankcase 15 together, and it is opened in the turning chamber 49 in relation to the first muffler chamber 43A.