The invention discloses a power-driven lift-type cabinet-shaped protecting range hood and belongs to the field of rang hoods. The technical scheme is as follows: the range hood comprises a cabinet shell, an air cabinet and a protection plate and is characterized in that the air cabinet is arranged in the cabinet shell; the back vertical board of the air cabinet is provided with a guide rail A and is connected with the inner surface of the back plate of the cabinet shell through the guide rail A; a power-driven lifting device A is arranged between the cabinet shell and the air cabinet and enables the air cabinet to go up and down along the clockwise rotation or reversion of the power-driven lifting device A in the cabinet shell; an air exhaust device is arranged in the air cabinet; the inner interlayer of the air cabinet is provided with the protection plate which is driven to lift by a power-driven lifting device B; the lower part of the front surface of the air cabinet is provided with an oblique pipe which is provided with a power switch panel; and the bottom of the air cabinet is provided with a floodlight and the front vertical plate of the air cabinet is provided with a video device and an audio device.