▎ 摘　　要

NOVELTY - The utility model claims a fresh air system for improving indoor air quality, comprising a shell; the top surface of the left side of the shell is provided with an air inlet; the central position of the front surface of the air box is rotatably provided with a cross flow fan; the front side of the bottom end of the air box is fixedly installed with a humidity sensor; the upper end of the right side of the air channel pipe is fixedly installed with a conductive polymer electrode; the lower end of the right side of the air duct pipe is fixedly installed with a graphene conductive polymer electrode; the upper and lower ends of the inner side of the temperature-changing box are fixedly installed with a temperature sensor; the right end of the inner side of the temperature-changing box is movably installed with a heat exchange device; the two ends of the inner wall of the right side of the shell are provided with air outlets. the fresh air system for improving indoor air quality; the user is connected with the fresh air system through the mobile phone or computer platform; the fresh air system can be remotely controlled to operate; the humidity sensor and the temperature sensor installed in the fresh air system can convey the related information in time; the user can know the condition at the first time; so as to send the corresponding instruction to the fresh air system, further improving the use experience of the user.