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1. (WO2018103720) REFRIGERATING AND FREEZING DEVICE

Pub. No.:    WO/2018/103720    International Application No.:    PCT/CN2017/115124
Publication Date: Fri Jun 15 01:59:59 CEST 2018 International Filing Date: Sat Dec 09 00:59:59 CET 2017
IPC: F25D 25/02
Applicants: QINGDAO HAIER JOINT STOCK CO., LTD
青岛海尔股份有限公司
Inventors: WANG, Lei
王磊
JIANG, Bo
姜波
ZHANG, Hao
张浩
WANG, Jing
王晶
HE, Guoshun
何国顺
Title: REFRIGERATING AND FREEZING DEVICE
Abstract:
Disclosed is a refrigerating and freezing device, the device comprising a box body (20), a modified atmosphere film assembly (30), and a suction pump (41), wherein the box body (20) is provided with an inner container (21), a casing (27), and a heat insulation layer; the inner container (21) is internally provided with a storage space for a storage container, and the storage container is internally provided with a modified atmosphere fresh-keeping space; the modified atmosphere film assembly (30) is configured in such a way that more oxygen, relative to nitrogen, of a gas flow in a space around the modified atmosphere film assembly penetrates a modified atmosphere film (31) and enters a rich-oxygen gas collecting cavity; and the suction pump (41) is provided in the heat insulation layer, and an inlet end of the air extracting pump (41), through a pipeline, is in communication with the oxygen-rich gas collecting cavity of the modified atmosphere film assembly (30), so as to pump and discharge the gas which has penetrated into the oxygen-rich gas collecting cavity out of the storage container.