Fresh air energy-saving device of combined air handling unit

The utility model provides a fresh air energy-saving device of a combined air handling unit, which relates to the technical field of fresh air energy conservation and comprises a fresh air energy-saving device body, an air outlet pipe is arranged on the left side of the fresh air energy-saving device body, and a control panel is arranged on the front side of the fresh air energy-saving device body. A containing base is fixedly installed at the bottom end of the fresh air energy-saving device body, an air inlet pipe is fixedly installed on the right side of the fresh air energy-saving device body, and a dustproof assembly is installed on the right side of the air inlet pipe. According to the fresh air energy-saving device, through the air inlet pipe and the dustproof assembly, the dustproof assembly is arranged on the side face of the air inlet pipe, the dustproof net is inserted into the circular hole groove formed in the air inlet pipe, the fixing plug pin is inserted into the air inlet pipe, the dustproof a