▎ 摘　　要

NOVELTY - The utility model claims a full-heat exchange fresh air system with heat exchanging and humidifying function, comprising a fresh air circulating tank, fan and fan, an outdoor air, an outdoor exhaust pipe, an indoor air inlet, an indoor air; in the new wind circulating tank is provided with a fresh air into air duct and dirt discharging air duct; the fresh air is introduced in the air duct is provided with a heat exchange humidifying device, at least comprising multiple layers of modified graphene composite macromolecular material film is vertically arranged, the layer of modified graphene composite left high molecular material membrane. right interlayer is set with flow passage chamber, the flow passage cavity comprising upper and lower closed to airflow from front to back flow through the air flow passage cavity, and front and back is closed, water flow from top to bottom through the flow of water flow passage cavity. transversely passes through the air flow and water flow vertically pass through are isolated from each other, but can realize fast cooling and humidifying through modified graphene composite macromolecular material film, a sensible heat exchange, high latent heat exchange efficiency, and airflow unimpeded flow and low power consumption.