Title:
FILTER DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/092423
Kind Code:
A1
Abstract:
A filter device, comprising a power component, a cyclone working chamber (4), a helical air inlet channel arranged at the bottom of the cyclone working chamber and a filter (1) arranged inside the cyclone working chamber (4), wherein an airflow flows towards the power component after entering the filter (1), one end of the filter (1) is mounted at the bottom of the cyclone working chamber (4), and the other end abuts against the top of the cyclone working chamber (4). Compared with the prior art, the cyclone working chamber (4) of the filter device has a small volume, the filter (1) produces a negative pressure more rapidly, the filter device can suck dust into the cyclone working chamber (4) at the moment of starting, the dust suction rate is fast, and the working efficiency is high.
Inventors:
HU GUOHAI (CN)
Application Number:
PCT/CN2016/096822
Publication Date:
June 08, 2017
Filing Date:
August 26, 2016
Export Citation:
Assignee:
HU GUOHAI (CN)
International Classes:
B01D50/00; A47L9/10; B04C3/06
Foreign References:
| CN105457426A | 2016-04-06 | |||
| CN205216480U | 2016-05-11 | |||
| CN1352918A | 2002-06-12 | |||
| CN101904718A | 2010-12-08 | |||
| CN1377304A | 2002-10-30 | |||
| CN104010556A | 2014-08-27 | |||
| CN203341657U | 2013-12-18 | |||
| JP2004313745A | 2004-11-11 |
Attorney, Agent or Firm:
BEIJING ZHIQIAN INTELLECTUAL PROPERTY AGENCY (CN)
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