The invention relates to a multifunctional inspection equipment of a nuclear reactor pressure vessel nozzle, comprising a bracket body, a scanning device and movable supporting legs, wherein the scanning device comprises a fixed disk, a rotating disk, ultrasonic probe racks and a camera arranged on the rotating disk, the rotating disk is coaxial to the fixed disk and is connected with the fixed disk in a rotating mode, the ultrasonic probe racks are installed on the rotating disk and are distributed along the circumference of the rotating disk; the movable supporting legs are dismountablely arranged on different positions of the bracket body according to the position to be inspected of the nozzle so as to realize ultrasonic inspection of the safe end and nozzle connection welding line, the safe end and main pipeline connection welding line and nozzle and barrel welding line; the camera simultaneously collects the video inspection information of the inner surface of the safe end area; when the welding line of the nozzle and the barrel is inspected, the camera simultaneously obtains the video inspection information of the inner surface of the nozzle section area; the video inspection information collected by the camera is combined with the scanning result of the ultrasonic probe to ensure the accuracy and the reliability of the scanning result and realize the multifunctional inspection of the equipment.