Insect expelling mechanism applied to projector

The insect expelling mechanism comprises a projector shell, the interior of the projector shell is fixedly connected with an installation shell, the inner side wall of the installation shell is symmetrically and fixedly connected with two installation blocks, and a filter screen cylinder is fixedly connected between the two installation blocks. A partition plate is fixedly connected to the interior of the filter screen cylinder, a projection lamp is mounted on the surface of the partition plate, two mosquito repelling boxes are symmetrically mounted on the inner side wall of the mounting shell, and mosquito repellents are arranged in the two mosquito repelling boxes. By arranging the driving assembly, the rotating rod, the connecting rod, the fan blades, the mosquito repelling box and other structures, the driving assembly drives the rotating rod to rotate and drives the fan blades on the connecting rod to rotate, harmless smell emitted by the mosquito repelling box can be used for repelling insects, winged i