| 摘要 |
A safe exhaust comprises exhaust housing (1), exhaust filter (2), intake filter (3), scanning device (4), and case for disinfecting and discharging fog, in which the exhaust filter (2) provided with double-face adhesive sealing tape on its end surface, is placed in the exhaust housing (1). A positive pressure cavity (11) is formed between the exhaust housing (1) and the exhaust filter (2), and a positive pressure connector (12) is formed on the exhaust housing (1). The intake filter (3) is arranged outside of the intake port of ventilating system. The exit port of the intake filter is communicated with the intake port and the exit port of the intake filter is attached to the positive pressure connector (12) with a intake rubber pipe so as to communicate with the positive pressure cavity (11). The scanning device (4) is arranged on the back wall of the exhaust housing (1) to scan and detect the exhaust filter. |
