Title:
VACUUM CLEANER
Document Type and Number:
WIPO Patent Application WO/2022/037109
Kind Code:
A1
Abstract:
A vacuum cleaner, comprising a vacuum cleaner body (10), with the vacuum cleaner body (10) having an air inlet (11) and an air outlet (12); and further comprising: a first air channel (20) located in the vacuum cleaner body (10), the first air channel (20) extending in a first preset direction, the first air channel (20) having a first air channel inlet (21) and a first air channel outlet (22), the first air channel inlet (21) being located above the first air channel outlet (22), and the first air channel inlet (21) being in communication with the air inlet (11); an exhaust port (12) located above the first air channel outlet (22); a negative-pressure device (30) arranged in the first air channel (20); and an exhaust air channel (40) located in the vacuum cleaner body (10) and located on a side portion of the first air channel (20), wherein the exhaust air channel (40) extends in a second preset direction, one end of the exhaust air channel (40) is in communication with the first air channel outlet (22), the other end of the exhaust air channel (40) is in communication with the exhaust port (12), and the first preset direction and the second preset direction form a first preset included angle. The problem in the prior art of loud noise of a vacuum cleaner is solved.
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Inventors:
LI JINKUN (CN)
YAN YONG (CN)
WANG DEXU (CN)
HUANG YULIN (CN)
CHEN SHANYI (CN)
REN MIN (CN)
YAN YONG (CN)
WANG DEXU (CN)
HUANG YULIN (CN)
CHEN SHANYI (CN)
REN MIN (CN)
Application Number:
PCT/CN2021/090061
Publication Date:
February 24, 2022
Filing Date:
April 26, 2021
Export Citation:
Assignee:
GREE ELECTRIC APPLIANCES INC ZHUHAI (CN)
International Classes:
A47L5/24
Foreign References:
| CN209285355U | 2019-08-23 | |||
| CN212415611U | 2021-01-29 | |||
| CN111802957A | 2020-10-23 | |||
| CN208942000U | 2019-06-07 | |||
| CN205625805U | 2016-10-12 | |||
| CN203458329U | 2014-03-05 | |||
| CN109924924A | 2019-06-25 | |||
| KR100660391B1 | 2006-12-22 |
Attorney, Agent or Firm:
KANGXIN PARTNERS, P. C. (CN)
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