Exhaust fan integrating fresh air and oxygen supply

The utility model discloses a fresh air and oxygen supply integrated exhaust fan in the field of exhaust fans, which comprises an exhaust fan body, an outer frame is arranged on the periphery of the front end of the exhaust fan body, an isolation frame is arranged in the periphery of the outer frame, lamp shells are arranged in the two sides of the outer frame, and an insect-proof net is arranged on the inner surface of the periphery of the outer frame. L-shaped plates are arranged at the two ends of the outer frame, an electric push rod is arranged at the top end of the outer frame, a cleaning brush is arranged at one end of the electric push rod, a trap lamp is arranged in the lamp shell, a power line is arranged at the top end of the lamp shell, dustproof nets are arranged on the inner surfaces of the two sides of the isolation frame, and fixing plates are arranged on the two sides of the front end of the isolation frame. And a hand twisting screw is arranged at one end of the fixing plate. The arrangement