Air curtain type range hood

The utility model discloses an air curtain type range hood which comprises a range hood body, an air pipe assembly and an air curtain fan. The air pipe assembly is installed on the periphery of a smoke gathering cavity of the smoke exhaust ventilator, high-pressure and high-speed air is input into the gas input end of the air pipe assembly, and the high-pressure and high-speed air is blown out downwards through the air pipe assembly and forms a plurality of air curtains around the operation space and the smoke gathering cavity. The air curtain fan is fixedly mounted on the range hood, and the gas output end of the air curtain fan is connected with the gas input end of the air pipe assembly. According to the range hood, high-pressure and high-speed air in the air pipe assembly is sprayed out and surrounds the operation space and the smoke gathering cavity to form a plurality of invisible air curtains, the air curtains can prevent oil smoke from escaping all around when the oil smoke is exploded and rises, the