REFRIGERATION DEVICE

WIPO Patent Application WO/2021/012676

A1

A refrigeration device, comprising: a compressor (1), which is provided with an exhaust port (A) and an air return port (B); an evaporator (2), a first end of which is connected to the air return port (B); a condenser (3), a first end of which is connected to the exhaust port (A); a throttling device (4); a refrigerant purification device (5), which comprises a housing (50) and a refrigerant circulation pipe (51), wherein a storage space is provided within the housing (50), the refrigerant circulation pipe (51) passes through the housing (50) and two ends of the refrigerant circulation pipe (51) are connected to a second end of the condenser (3) and the throttling device (4) respectively, an inlet, an oil outlet and a refrigerant outlet are provided on the housing (50), the inlet is in communication with a liquid-state region within the evaporator (2) by means of a first intake pipe (6), a mixed liquid that enters from the inlet exchanges heat with the refrigerant circulation pipe (51), and the refrigerant outlet is connected to the air return port (B); and an oil tank (9), which is connected to the oil outlet.

GUO YONGJUN (CN)

PCT/CN2020/077755

January 28, 2021

March 04, 2020

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CHONGQING MIDEA GENERAL REFRIGERATION EQUIPMENT CO LTD (CN)
MIDEA GROUP CO LTD (CN)

F25B43/02

WO2011108780A1

2011-09-09

CN110388761A	2019-10-29
CN108759206A	2018-11-06
CN201306892Y	2009-09-09
CN109442778A	2019-03-08
CN1289895A	2001-04-04

TSINGYIHUA INTELLECTUAL PROPERTY LLC (CN)

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