REFRIGERATOR CAPABLE OF REDUCING HEAT LOSS OF AIR RETURN PIPE

WIPO Patent Application WO/2022/037714

A1

Provided is a refrigerator capable of reducing heat loss of an air return pipe. The refrigerator comprises: a refrigerator body having a cooling chamber arranged inside thereof; a refrigeration system comprising an evaporator arranged in the cooling chamber, a compressor, and an air return pipe connected between the compressor and the evaporator, the compressor being outside of the cooling chamber, and the evaporator being inside the cooling chamber; a heat insulation sleeve sleeved on at least part of the section of the air return pipe located in the cooling chamber, such as to reduce heat loss when a refrigerant passes through the air return pipe. The present refrigerator is provided with the heat insulation sleeve on at least part of the section of the air return pipe located in the cooling chamber, such as to reduce the heat loss when the refrigerant passes through the air return pipe, and to ensure the temperature of the air return pipe, thereby reducing frosting or freezing.

WO/2023/123936	AIR DUCT ASSEMBLY AND REFRIGERATION EQUIPMENT
JPS59212668	COOLER FOR REFRIGERATION SHOWCASE

WANG SHAOYI (CN)
CHEN JIANQUAN (CN)
CAO DONGQIANG (CN)
LIU JIANRU (CN)

PCT/CN2021/123574

February 24, 2022

October 13, 2021

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QINGDAO HAIER SPECIAL REFRIGERATOR CO LTD (CN)
QINGDAO HAIER REFRIGERATOR CO LTD (CN)
HAIER SMART HOME CO LTD (CN)

F25D21/04

CN214039086U	2021-08-24
CN204963368U	2016-01-13
CN106016896A	2016-10-12
CN110567214A	2019-12-13
CN103185435A	2013-07-03
US20200011585A1	2020-01-09
EP0644385A1	1995-03-22

WISEAST INTELLECTUAL PROPERTY LAW FIRM (CN)

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