Title:
SCROLL-TYPE FLUID MACHINE AND MAINTENANCE METHOD FOR SAME
Document Type and Number:
WIPO Patent Application WO/2017/038653
Kind Code:
A1
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.
Inventors:
KATO FUMINORI (JP)
YAMAZAKI SHUMPEI (JP)
KANEMOTO YOSHIYUKI (JP)
EMI TAKANORI (JP)
YAMAZAKI SHUMPEI (JP)
KANEMOTO YOSHIYUKI (JP)
EMI TAKANORI (JP)
Application Number:
PCT/JP2016/074895
Publication Date:
March 09, 2017
Filing Date:
August 26, 2016
Export Citation:
Assignee:
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD (JP)
International Classes:
F04C18/02
Foreign References:
| JP2006194092A | 2006-07-27 | |||
| JP2003065271A | 2003-03-05 | |||
| JPH0674164A | 1994-03-15 | |||
| JP2001304142A | 2001-10-31 | |||
| JP2007024017A | 2007-02-01 |
Other References:
See also references of EP 3343038A4
Attorney, Agent or Firm:
TODA Yuji (JP)
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