Particulate matter 2.5 (PM2.5) nose-type air filter

The utility model relates to a particulate matter 2.5 (PM2.5) nose-type air filter. The working principle is as follows: by wearing a flat air filter which is matched with an internal structure on the front end of a nasal cavity of the human body, inhalable particles, bacteria and viruses in the air...

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Bibliographic Details
Main Author GAO RUICHEN
Format Patent
LanguageChinese
English
Published 20.02.2013
Subjects
DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
FIRE-FIGHTING
HUMAN NECESSITIES
LIFE-SAVING
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Summary:The utility model relates to a particulate matter 2.5 (PM2.5) nose-type air filter. The working principle is as follows: by wearing a flat air filter which is matched with an internal structure on the front end of a nasal cavity of the human body, inhalable particles, bacteria and viruses in the air can be filtered during the normal aspiration process. The filter is classified into a disposable type and a reusable type. A disposable filter shell is made of sponge, and a reusable filter shell is made of silica gel, so that the reusable filter shell can be washed after being used, and a filter membrane can be replaced. The filter adopts a PM2.5 filter membrane which can filter the inhalable particles, bacteria and viruses.
Bibliography:Application Number: CN20122275951U