Automobile tail door opening, rearview imaging and rear license plate lighting integrated device

The utility model particularly relates to an automobile tail door opening, rear-view imaging and rear license plate lighting integrated device which comprises a shell, an integrated circuit board, a rear-view imaging mechanism, a lens cleaning mechanism, a tail door opening mechanism and a license plate lighting mechanism, and the integrated circuit board is arranged in the shell; the rear-view imaging mechanism comprises a rear-view camera arranged on the shell, and a lens of the rear-view camera faces the rear portion of the automobile. The lens cleaning mechanism comprises a cleaning spray head arranged on the shell, the cleaning spray head comprises a water vapor outlet, a water inlet and an air inlet, the water inlet and the air inlet are communicated with the water vapor outlet, and the water vapor outlet faces a lens of the rearview camera; the tail door opening mechanism comprises a button, an actuating rod and a microswitch which are arranged in sequence, the button and the actuating rod are both arr