Fresh air filtering device

The fresh air filtering device comprises a hollow device shell with openings in the front face and the side face, a front sliding groove and a rear sliding groove are formed in the upper side and the lower side in the device shell, a plate type filter element and a suction fan are installed at the p...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HAN JINGJING, BAI ZHENXING, HAO HUIWEN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The fresh air filtering device comprises a hollow device shell with openings in the front face and the side face, a front sliding groove and a rear sliding groove are formed in the upper side and the lower side in the device shell, a plate type filter element and a suction fan are installed at the positions of the front sliding groove and the rear sliding groove respectively, and the suction fan comprises a fixing plate and a suction fan body. The upper end and the lower end of the fixing plate extend into the corresponding rear sliding grooves to form installation, through openings are evenly formed in the fixing plate, and the suction fans are installed at the through openings in the back face of the fixing plate. The multiple suction fans are arranged and installed on the fixing plate with the multiple ports, all the suction fans work to extract indoor air in the working process, firstly, when a single suction fan or a small number of suction fans cannot work due to faults, other normal suction fans can st