Indoor environment adjusting integrated system

The utility model discloses an indoor environment adjusting integrated system which comprises an indoor unit installed indoors, and the indoor unit comprises an air outlet, an air return port and a fresh air port communicated with the outside. A purification module, a fan, a refrigeration module and a humidification module which are sequentially distributed in the air supply direction from the airreturn port to the air outlet are arranged in the indoor unit; wherein the sensor group is used for detecting the indoor temperature, humidity, carbon dioxide concentration and PM2.5 concentration ofan indoor environment in real time; wherein the sensor group transmits various acquired data to the control module; therefore, the control module controls the air speed of the draught fan, the refrigerating capacity and the working mode of the refrigerating module and starting and stopping of the humidifying module, and the indoor temperature, the indoor humidity, the carbon dioxide concentrationand the PM2.5 concentratio