Title:
REFRIGERATOR
Document Type and Number:
WIPO Patent Application WO/2021/031658
Kind Code:
A1
Abstract:
Disclosed is a refrigerator. The refrigerator comprises a vacuum packaging device, a control unit, and an input unit; the input unit is used for receiving a vacuum packaging instruction; the control unit is used for controlling a drive device to be started subsequent to receiving the vacuum packaging instruction, so that an upper vacuum cavity separately performs first-stage descent and second-stage descent towards a lower vacuum cavity so as to tightly clamp a storage bag in the refrigerator, then controlling a vacuum pump to be started so as to perform evacuation on an evacuation region, and when the pressure value of the evacuation region satisfies a preset condition, controlling a plastic packaging portion to perform heating and plastic packaging on the storage bag.
Inventors:
ZHOU XIAODONG (CN)
WANG MEIYAN (CN)
YANG SHUAILING (CN)
WANG HAIYAN (CN)
YAN JUNWANG (CN)
JU XIAOCHEN (CN)
WANG MEIYAN (CN)
YANG SHUAILING (CN)
WANG HAIYAN (CN)
YAN JUNWANG (CN)
JU XIAOCHEN (CN)
Application Number:
PCT/CN2020/094493
Publication Date:
February 25, 2021
Filing Date:
June 05, 2020
Export Citation:
Assignee:
HISENSE SHANDONG REFRIGERATOR CO LTD (CN)
International Classes:
B65B31/00; F25D23/02
Foreign References:
| CN109987277A | 2019-07-09 | |||
| CN106225411A | 2016-12-14 | |||
| CN108657502A | 2018-10-16 | |||
| CN206813452U | 2017-12-29 | |||
| CN204460910U | 2015-07-08 | |||
| CN201206925Y | 2009-03-11 | |||
| US20090193760A1 | 2009-08-06 | |||
| US20060090427A1 | 2006-05-04 |
Attorney, Agent or Firm:
QINGDAO LAWSCI INTELLECTUAL PROPERTY CO., LTD. (CN)
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