Rotating machine - Ihi Co., Ltd.

Title:

Rotating machine

Document Type and Number:

Japanese Patent JP5943056

Kind Code:

B2

Abstract:

PROBLEM TO BE SOLVED: To provide a rotary machine capable of performing efficient cooling while preventing leakage of a coolant even in a situation where a rotor rotates at a high speed under a high temperature.SOLUTION: A motor 5 includes: a rotor 20 configured so as to be rotated around a rotary shaft 10; a stator arranged on the periphery of the rotor 20; coolant passages 11a, 11b formed in the rotary shaft 10; cooling pipes 50 each of which is inserted in each cooling passage formed in the rotor 20; and end rings 26 respectively installed on the one-side part and the other side part of the rotor 20 and composed of inside end rings 26a forming hole parts H with which the end portions 50a, 50b of the cooling pipes 50 are respectively combined and outside end rings 26b in which coolant passages Q2 continued to the end portions 50a, 50b of the cooling pipes 50 combined with the hole parts H and the coolant passages 11a, 11b formed in the rotary shaft 10 are respectively formed.

Inventors:

Yata Masahiro

Application Number:

JP2014237904A

Publication Date:

June 29, 2016

Filing Date:

November 25, 2014

Export Citation:

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