The utility model relates to a deep well rescue device through which personnel falling into a well are rescued from the deep well by means of an air bag. The device comprises an air bag body, an inflating device and an auxiliary device, wherein the inflating device and the auxiliary device are connected with the air bag body, the air bag body comprises a head cover body of a human-head-simulated structure and oval shoulder cover bodies connected with the head cover body into a whole, and the head cover body and the shoulder cover bodies are all connected with a plurality of lifting ropes. The device is simple in structure, a hoisting device is adopted for rescuing the trapped personnel, the device is easy to carry, safe and reliable, the accident rescuing efficiency is improved, the rescuing time is shortened, and fast, efficient and humanized rescue is achieved.