Hydro-generator stator and rotor camera shooting inspection device and hydro-generator maintenance method

The invention discloses a hydro-generator stator and rotor camera shooting inspection device and a hydro-generator overhaul method.The device comprises an annular track and a circumferential moving device, transmission teeth are constructed on the peripheral face of the annular track, the circumferential moving device comprises a supporting base, and the bottom of the supporting base is fixedly connected with four sets of roller assemblies; the four groups of roller assemblies are in stable rolling connection with the annular track; a first servo motor is fixedly installed on the supporting seat, a driving gear installed on a rotating shaft of the first servo motor is meshed with the transmission teeth, a second servo motor is further fixedly installed on the supporting seat, a winch and a take-up reel are connected to a rotating shaft of the second servo motor, two supporting arms are further connected to the supporting seat, and vertical rail assemblies are hinged to the supporting arms. The vertical track