Mounting structure with lens water removal function and automobile

The utility model provides a mounting structure with a lens dewatering function and an automobile, comprising a rearview mirror shell, a camera mounting hole arranged at the bottom of the rearview mirror shell and used for mounting a camera body; an annular boss is arranged on the periphery of the camera mounting hole, a plurality of protrusions are arranged on the annular boss in the vehicle advancing direction, and a gap is formed between every two adjacent protrusions. The technical scheme of the utility model has the beneficial effects that the annular boss at the periphery of the camera mounting hole is provided with the plurality of bulges along the advancing direction of the vehicle, and airflow generated in the advancing process of the vehicle can generate turbulent flow and vibration behind the bulges by utilizing the Karman vortex street effect, so that water on the lens is drained or shaken off, and the water on the lens is prevented from being polluted. Therefore, the water flow on the surface of