Title:
WET AND DRY DUAL-PURPOSE DUST COLLECTOR
Document Type and Number:
WIPO Patent Application WO/2015/103966
Kind Code:
A1
Abstract:
Disclosed is a dust collector, comprising an air duct (1) and a silencing tube (2), wherein the silencing tube (2) is mounted inside the dust collecting air duct (1); the silencing tube (2) has an open end (22) and a closed end (24); the closed end (24) and the open end (22) are arranged oppositely; an extension wall (23) is provided between the open end (22) and the closed end (24); holes (25, 29) are distributed on the extension wall (23); air flow in the air duct (1) enters the silencing tube (2) via the open end (22), and flows out via the holes (25, 29); the silencing tube (2) is further provided with an air plate (21), with a hole (210) provided on the air plate (21); and the outgassing direction of the hole (210) of the air plate (21) and the outgassing direction of the holes (25, 29) on the extension wall (23) converge to form a turbulence area (S). A turbulence phenomenon formed in the turbulence area (S) reduces the degree of noise, and improves the noise reduction effect of the silencing tube (2).
Inventors:
WANG BO (CN)
Application Number:
PCT/CN2015/070195
Publication Date:
July 16, 2015
Filing Date:
January 06, 2015
Export Citation:
Assignee:
SUZHOU CLEVA ELECTRIC APPLIANCE CO LTD (CN)
International Classes:
A47L9/00; F01N1/08
Foreign References:
| CN203828842U | 2014-09-17 | |||
| CN202300582U | 2012-07-04 | |||
| CN103169426A | 2013-06-26 | |||
| CN2598504Y | 2004-01-14 | |||
| CN102377278A | 2012-03-14 | |||
| CN201191787Y | 2009-02-04 | |||
| JPH0584175A | 1993-04-06 | |||
| KR20070078336A | 2007-07-31 |
Attorney, Agent or Firm:
SUZHOU WISTONG INTELLECTUAL PROPERTY AGENCY (COMMON PARTNERSHIP) (CN)
苏州慧通知识产权代理事务所（普通合伙） (CN)
苏州慧通知识产权代理事务所（普通合伙） (CN)
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