Title:
CENTRIFUGAL COMPRESSOR AND REFRIGERANT CIRCULATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2020/134434
Kind Code:
A1
Abstract:
A centrifugal compressor, comprising a shell (1) with an accommodation cavity, a main shaft (10) rotatably arranged in the accommodation cavity, a diffuser (7), an air thrust bearing and an air supply flow channel, wherein the air supply flow channel comprises a diffuser air supply flow channel (71) provided on the diffuser (7) and used for supplying air to the air thrust bearing. According to the centrifugal compressor, air is directly supplied to an air thrust bearing by means of providing a diffuser air supply flow channel on a diffuser, so that the structure thereof is simple, and machining is convenient.
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Inventors:
LIU HUA (CN)
ZHANG ZHIPING (CN)
LI HONGBO (CN)
ZHONG RUIXING (CN)
ZHOU YU (CN)
CHEN YUHUI (CN)
QI JINGLI (CN)
YE WENTENG (CN)
LIU SHENG (CN)
ZHANG ZHIPING (CN)
LI HONGBO (CN)
ZHONG RUIXING (CN)
ZHOU YU (CN)
CHEN YUHUI (CN)
QI JINGLI (CN)
YE WENTENG (CN)
LIU SHENG (CN)
Application Number:
PCT/CN2019/113032
Publication Date:
July 02, 2020
Filing Date:
October 24, 2019
Export Citation:
Assignee:
GREE ELECTRIC APPLIANCES INC ZHUHAI (CN)
International Classes:
F04D29/057; F16C32/06
Foreign References:
| CN209340165U | 2019-09-03 | |||
| CN209340163U | 2019-09-03 | |||
| US20140286599A1 | 2014-09-25 | |||
| US20140286599A1 | 2014-09-25 | |||
| CN106015032A | 2016-10-12 | |||
| CN108999793A | 2018-12-14 | |||
| CN106369056A | 2017-02-01 | |||
| CN101432526A | 2009-05-13 | |||
| KR20160116087A | 2016-10-07 |
Attorney, Agent or Firm:
CCPIT PATENT AND TRADEMARK LAW OFFICE (CN)
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