Liftable air purifier air door
A technology of air purifier and air door, which is applied in the direction of noise suppression and airflow control components, etc., which can solve the problems of air secondary pollution, inability to lift, and inability to open and close, so as to prevent dust from entering the machine, reduce noise, and avoid secondary pollution. The effect of secondary pollution
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[0020] The present invention will be further described below through specific embodiments.
[0021] Such as figure 1 As shown, the present invention includes a small damper 1, a large damper 3, a panel 4 and a transmission device. The small damper 1 is covered on the vent in the middle of the large damper 3, and the large damper 3 is covered on the vent in the middle of the panel 4. The transmission The device includes a motor 6, a drive block 5 and a push rod 2. One end of the push rod 2 is connected with the small damper 1 and the large damper 3, and the other end is connected with the drive block 5. The motor 6 drives the push rod 2 up and down through the drive block 5. Move, thereby realizing the opening and closing of the small damper 1 and the large damper 3. The working process of the present invention is: when large damper 3 and small damper 1 all dropped to the lowest position, large damper 3 completely covered on the ventilation opening in the middle part of panel ...
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