Dustproof structure of electric tool

The utility model provides a dustproof structure of an electric tool, which comprises a first protection plate and a second protection plate which are integrally formed with a motor shell, and the second protection plate is detachably connected with the first protection plate. Moreover, the first protection plate is recessed towards the interior of the motor shell, the outer edge of the air inlet of the motor shell is matched with the first protection plate to form an open containing space for containing the second protection plate, and the first protection plate is provided with a plurality of first ventilation openings and ventilation grooves. Specifically, the ventilation slots are arranged along the edge of the first protection plate. According to the utility model, the motor shell is protected by arranging the double-layer protection plate, an air inlet channel is changed, dust is prevented from directly entering the motor shell, and the motor is prevented from being damaged. According to the utility mod