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Patent Searching and Data


Title:
BUBBLE GENERATOR AND WASHING DEVICE HAVING SAME
Document Type and Number:
WIPO Patent Application WO/2022/160989
Kind Code:
A1
Abstract:
The present invention relates to a bubble generator and a washing device having same. The bubble generator comprises: a box body comprising a water inlet portion, a water outlet portion, and an orifice located between the water inlet portion and the water outlet portion, the water inlet portion being provided with a water inlet end, and the water outlet portion being provided with a plug-in chamber; a plug-in accommodated in the plug-in chamber, wherein a negative-pressure cavity and a mixing cavity located at the downstream of the negative-pressure cavity are provided in the plug-in, a first end of the plug-in is positioned close to the orifice, an annular table surrounding the negative-pressure cavity and extending outwards in a centerline direction for a predetermined height is formed on the first end, at least one notch is formed on the annular table, the annular table abuts against a radial wall of the plug-in chamber to form an air inlet channel in air communication with the outside of the water outlet portion between the first end and the plug-in chamber, the air inlet channel is communicated with the negative-pressure cavity by means of the notch, a negative pressure generated by water flow flowing through the orifice in the negative-pressure cavity can suction external air into the negative-pressure cavity, and the air and the water flow are mixed in the mixing cavity to form bubble water; and a microbubble generating net configured to cut the bubble water into microbubble water.

Inventors:
SUNG GUANGBIN (CN)
DONG JINSHENG (CN)
CHENG BAOZHEN (CN)
WANG LINGCHEN (CN)
GONG TAO (CN)
Application Number:
PCT/CN2021/138318
Publication Date:
August 04, 2022
Filing Date:
December 15, 2021
Export Citation:
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Assignee:
QINGDAO HAIER WASHING MACH CO (CN)
HAIER SMART HOME CO LTD (CN)
International Classes:
D06F35/00; D06F39/08
Foreign References:
CN108704499A2018-10-26
CN110344212A2019-10-18
CN104727070A2015-06-24
CN105986400A2016-10-05
CN109423855A2019-03-05
JP2009028579A2009-02-12
Attorney, Agent or Firm:
HANRAY LAW FIRM (CN)
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