Lifting type range hood

The invention provides a lifting type range hood which comprises a main box body, a movable box body, an exhaust fume collecting hood, a driving assembly and a controller, the exhaust fume collecting hood is connected to the bottom of the movable box body, the movable box body is movably connected to the main box body, and the driving assembly is arranged between the movable box body and the main box body and can drive the movable box body to move up and down relative to the main box body; a fixed support is arranged on one of the main box body and the movable box body, a position shifting block is arranged on the other one of the main box body and the movable box body, two travel switches distributed at intervals in the vertical direction are arranged on the fixed support, the position shifting block is arranged between the two travel switches, and any travel switch can be triggered through movement of the position shifting block relative to the two travel switches. The controller is electrically connected b