Lifting heads and air purifier

The utility model relates to a lifting heads and air purifier locates on air purifier's the air outlet including apron, liftable ground lid, reach the lift control subassembly, including driving piece, actuating arm, elevator and bracing piece, the actuating arm winds an axis direction and makes a round trip to rotate under the drive of driving piece, and the one end of bracing piece is fixed andis set up on the elevator, and the apron is fixed and is set up in the other end of the relative elevator of bracing piece, and the elevator supports and leans on and support and follow the oscilaltion of vertical axis direction on the actuating arm and under the drive of actuating arm. The utility model discloses it is among the lifting heads and air purifier, rotatory through driving piece driveactuating arm to in the actuating arm elevator oscilaltion of pivoted in -process top pushing on it of making a round trip, thereby realize that the bracing piece drives the apron and opens the air outlet and closing the air