Title:
COMPRESSOR AND REFRIGERATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/174419
Kind Code:
A1
Abstract:
Disclosed are a compressor and a refrigeration device, wherein the compressor comprises: a housing having an inner cavity; a piston cylinder, comprising a cylinder body having a piston cavity, and a cylinder head; a piston, which moves back and forth in the piston cavity; an oil inlet channel used for supplying oil to a gap between the cylinder body and the piston; a heat dissipation piece provided with a heat dissipation channel; an oil outlet channel communicated with the heat dissipation channel and the piston cavity; and a connecting channel communicated with the oil outlet channel. The present invention avoids blockages in the flow of lubricating oil caused by accumulation of high-pressure gas in the oil outlet channel.
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Inventors:
QI FEIFEI (CN)
LIU JIANRU (CN)
CHI HUALONG (CN)
LIU JIANRU (CN)
CHI HUALONG (CN)
Application Number:
PCT/CN2023/082241
Publication Date:
September 21, 2023
Filing Date:
March 17, 2023
Export Citation:
Assignee:
QINGDAO HAIER REFRIGERATOR CO LTD (CN)
HAIER SMART HOME CO LTD (CN)
HAIER SMART HOME CO LTD (CN)
International Classes:
F04B39/02; F04B39/04; F04B39/06
Domestic Patent References:
| WO2021057827A1 | 2021-04-01 |
Foreign References:
| CN217462466U | 2022-09-20 | |||
| CN217462484U | 2022-09-20 | |||
| CN217682188U | 2022-10-28 | |||
| CN103912472A | 2014-07-09 | |||
| CN101384822A | 2009-03-11 | |||
| CN102359444A | 2012-02-22 | |||
| CN104033353A | 2014-09-10 | |||
| CN105443354A | 2016-03-30 | |||
| KR20090041716A | 2009-04-29 |
Attorney, Agent or Firm:
SUZHOU WISPRO INTELLECTUAL PROPERTY AGENCY (CN)
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