Laboratory fume hood exhaust device
A laboratory fume hood exhaust device comprises an exhaust hood, a main fan and a focusing exhaust module, the lower end of the exhaust hood is fixedly connected to the upper side surface of a fume hood body, the upper end of the exhaust hood is connected with a ventilation pipeline through the main...
Gespeichert in:
| Hauptverfasser: | , |
|---|---|
| Format: | Patent |
| Sprache: | chi ; eng |
| Schlagworte: | |
| Online-Zugang: | Volltext bestellen |
| Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
| Zusammenfassung: | A laboratory fume hood exhaust device comprises an exhaust hood, a main fan and a focusing exhaust module, the lower end of the exhaust hood is fixedly connected to the upper side surface of a fume hood body, the upper end of the exhaust hood is connected with a ventilation pipeline through the main fan, the exhaust hood comprises an inner hood body and an outer hood body, and an air guide cavity is formed between the inner hood body and the outer hood body; a plurality of ventilation holes are formed in the surface of the inner cover, the focusing air exhaust module is arranged at the top of the inner side of the inner cover, the focusing air exhaust module comprises a connecting pipe and a focusing suction head, the connecting pipe is a corrugated telescopic pipe, one end of the connecting pipe penetrates through the inner cover to be communicated with the air guide cavity, and the other end of the connecting pipe is connected with the focusing suction head; the focusing suction head comprises a focusing co |
|---|