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Title:
REFRIGERATING AND FREEZING DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/166443
Kind Code:
A1
Abstract:
A refrigerating and freezing device comprises: a housing (10) defining therein a refrigerating compartment (11) and a freezing compartment (12) for storing goods, a cooling compartment (14) providing the refrigerating compartment (11) and the freezing compartment (12) with a cooling air flow, a refrigerating return duct (15) for returning the return air from the refrigerating compartment (11) to the cooling compartment (14), and two freezing return ducts (16, 17) for returning the return air from the freezing compartment (12) to the cooling compartment (14); and an evaporator (20) disposed within the cooling compartment (14) and configured to exchange heat with an airflow flowing therethrough; wherein two freezing return ducts (16, 17) respectively extending from the freezing compartment (12) to the two lateral sides of the refrigerating return duct (15) to make the outlets of the two freezing return ducts (16, 17) be respectively located at the two lateral sides of the outlets of the refrigerating return duct (15) so that the return air from the refrigerating return duct (15) flows to a central region of the evaporator (20), and the return air from the two freezing return ducts (16, 17) flows to two end regions of the evaporator (20) respectively. Hence, heat generated during defrosting of the evaporator can be fully and reasonably utilized, and the defrosting efficiency of the evaporator is improved.

Inventors:
TAO HAIBO (CN)
LIU JIANRU (CN)
JI LISHENG (CN)
QI FEIFEI (CN)
NIE SHENGYUAN (CN)
PAN GUANGLIANG (CN)
Application Number:
CN2016/086249
Publication Date:
October 05, 2017
Filing Date:
June 17, 2016
Export Citation:
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Assignee:
QINGDAO HAIER SPECIAL REFRIGERATOR CO LTD (CN)
QINGDAO HAIER JOINT STOCK CO LTD (CN)
International Classes:
F25D11/02; F25D17/04; F25D21/08
Domestic Patent References:
WO2015029409A12015-03-05
Foreign References:
JP2008075939A2008-04-03
CN105698465A2016-06-22
JP2015001325A2015-01-05
CN105115217A2015-12-02
CN105276895A2016-01-27
Attorney, Agent or Firm:
WISEAST INTELLECTUAL PROPERTY LAW FIRM (CN)
北京智汇东方知识产权代理事务所(普通合伙) (CN)
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