The utility model discloses a novel
fresh air ventilator which comprises a
fresh air ventilator body, an air suction
pipe is arranged on the
fresh air ventilator body, a fresh air
exhaust pipe penetrates through the position, corresponding to the air suction
pipe, of the fresh air ventilator body, and the air suction
pipe extends into the fresh air ventilator body to form an air suction
assembly. A protective cover is arranged on the side wall of the fresh
air exchange fan, a rotary adjustable filtering
assembly is arranged in the protective cover and penetrates through the fresh
air exchange fan, a transition air pipe is arranged at the end, close to the air suction pipe, in the fresh
air exchange fan, and the transition air pipe and the air suction
assembly are separated through a partition plate in the fresh air exchange fan. The utility model belongs to the technical field of ventilators, particularly relates to a novel fresh air ventilator, and overcomes the defects that when a fresh air ventilator is used, all filter screens need to be frequently disassembled and cleaned, and the working intensity is high; and the use function of the fresh air ventilator is reduced due to the poor cleaning effect.