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1. (WO2017038653) SCROLL-TYPE FLUID MACHINE AND MAINTENANCE METHOD FOR SAME

Pub. No.:    WO/2017/038653    International Application No.:    PCT/JP2016/074895
Publication Date: Fri Mar 10 00:59:59 CET 2017 International Filing Date: Sat Aug 27 01:59:59 CEST 2016
IPC: F04C 18/02
Applicants: HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
株式会社日立産機システム
Inventors: KATO Fuminori
加藤 史紀
YAMAZAKI Shumpei
山崎 俊平
KANEMOTO Yoshiyuki
兼本 喜之
EMI Takanori
江見 孝典
Title: SCROLL-TYPE FLUID MACHINE AND MAINTENANCE METHOD FOR SAME
Abstract:
The purpose of the present invention is to provide a scroll-type fluid machine for which maintenance can easily be performed in necessary locations, and a maintenance method for said fluid machine. The present invention provides a scroll-type fluid machined characterized by being provided with a main body unit for compressing a fluid, and a motor unit for driving the main body unit; the main body unit having a fixed scroll, a revolving scroll, a main body casing, and an autorotation-preventing mechanism that is held by the revolving scroll and the main body casing and that prevents autorotation of the revolving scroll; the motor unit having a rotor, a stator for causing the rotor to rotate, a shaft that rotates integrally with the rotor, a motor cover for housing the rotor and the stator, and a main bearing that is secured to the interior by the motor cover and that supports the shaft; a distal end of the shaft having an eccentric part; the main body unit and the motor unit being connected via the eccentric part; and the main body casing and the motor cover being fastened by a fastening member.