SINGLE SCREW COMPRESSOR, AND REFRIGERATION CYCLE DEVICE LOADED WITH THE SAME

Title:

SINGLE SCREW COMPRESSOR, AND REFRIGERATION CYCLE DEVICE LOADED WITH THE SAME

Document Type and Number:

Japanese Patent JP2011190777

Kind Code:

A

Abstract:

To provide a single screw compressor which is reduced in size and weight and has excellent assembly work efficiency.

This single screw compressor 70 includes: a screw rotor 1; one gate rotor 2b engaged with the screw rotor 1; an electric motor (electric motor rotor 5 and electric motor stator 6) connected to the screw rotor 1 through a screw shaft 4; a casing section provided with a main casing 7 storing the screw rotor 1 and gate rotor 2b; and an oil separator 21 separating oil from a refrigerant delivered from a compression chamber 41 partitioned by the screw rotor 1, gate rotor 2b, and main casing 7. The oil separator 21 is provided in the main casing 7, and is arranged in a position on a side opposite to the gate rotor 2b with respect to the axial center of the screw shaft 4.

Inventors:

TSUKAMOTO KAZUYUKI

Application Number:

JP2010059548A

Publication Date:

September 29, 2011

Filing Date:

March 16, 2010

Export Citation:

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Assignee:

MITSUBISHI ELECTRIC CORP

International Classes:

F04C18/52; F25B1/047

Domestic Patent References:

JPH0642475A	1994-02-15
JPH0662474A	1994-03-04
JP2004232569A	2004-08-19
JP2008141479A	2008-06-19
JP2009243412A	2009-10-22
JP2009046983A	2009-03-05
JP2003083272A	2003-03-19

Attorney, Agent or Firm:

Hisao Kobayashi
Kiyoshi Yasushima
Takanashi Norio
Motoki Shandong
Taku Ogawa
Murata Kensei
Moto Otani

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