Title:
HOUSEHOLD VACUUM STORAGE CABINET
Document Type and Number:
WIPO Patent Application WO/2019/232900
Kind Code:
A1
Abstract:
A household vacuum storage cabinet comprises a body (1) provided with a sealable storage chamber (2), a vacuum pump (3), and a control circuit (4) therein, wherein the vacuum pump (3) is electrically connected to the control circuit (4), and an air inlet terminal and an air outlet terminal thereof are connected to the storage chamber (2) and the exterior of the body (1) via a first air pipe (5) and a second air pipe (6), respectively, and a terminal portion of an air inlet terminal of the first air tube (5) or the vacuum pump (3) is provided with a check valve (7). The body also has a third air pipe (9) internally provided with an air valve (8). Two ends of the third air pipe (9) are respectively connected to the storage chamber (2) and the exterior of the body (1). The invention achieves a vacuum state of the storage chamber by activating the vacuum pump, and provides an anti-moth effect, a moisture-proof effect, a mold-proof effect, corrosion resistance, an anti-oxidization effect, and a freshness preservation effect to items stored in the storage chamber, thereby ensuring powerful functionality, and effectively increasing a storage period and quality guarantee of items stored therein. The invention is free of toxins and odors, is safe to use, has a simple structure, and is easy to produce and manufacture, thereby facilitating mass production, a broad range of applications, and widespread use.
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Inventors:
XIE SHUIWANG (CN)
ZHOU HOUBIN (CN)
ZHOU HOUBIN (CN)
Application Number:
PCT/CN2018/097142
Publication Date:
December 12, 2019
Filing Date:
July 26, 2018
Export Citation:
Assignee:
ZHOGNSHAN CAVALLO ELECTRICAL APPLIANCES CO LTD (CN)
International Classes:
A47B77/00; A47B61/00; A47B97/00
Foreign References:
| CN106859081A | 2017-06-20 | |||
| CN2931352Y | 2007-08-08 | |||
| CN105595639A | 2016-05-25 | |||
| US20060170314A1 | 2006-08-03 | |||
| TW201424629A | 2014-07-01 | |||
| US20060117763A1 | 2006-06-08 |
Attorney, Agent or Firm:
GUANGZHOU THREE-RING PATENT AGENT CO., LTD (CN)
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