The utility model relates to a cleaning products of family especially relates to a pan self - cleaning device, including motor, transmission shaft, water injection piece and cleaning fin, the motor is connected to the transmission shaft upper end, and cleaning fin and water injection piece are connected to the lower extreme, the inside cavity of water injection piece, surface have the water injection hole, and the root has trompil, trompil and water source intercommunication, cleaning fin includes that rubber scraping strips and fixed rubber scraping strips's the strip of scraping puts up, setting up the motor and passing through transmission shaft drive cleaning fin and the rotation of water injection piece, the water injection piece evenly sprays water and detergent on the pot face, and cleaning fin 's rubber scraping strips scrapes off a pot interior greasy dirt, avoids manual washing, and the cleaning performance is good, and it is dirty to detach obstinate greasy dirt, cleaning fin is inside still can to set up a sealed ultrasonator, utilizes the ultrasonic cavitation effect to wash, and the cleaning performance is better.