Ultraviolet sterilization device for reservoir of filling machine

The utility model relates to the technical field of ultraviolet sterilization accessory devices, in particular to an ultraviolet sterilization device for a reservoir of a filling machine, which can be used for conveniently disassembling and assembling an ultraviolet lamp, improving the working efficiency and enhancing the practicability. Comprising a filling machine body, a sterilization box and a sterilization mechanism, the sterilization box is installed on the filling machine body, and the sterilization mechanism is installed on the sterilization box; the sterilization mechanism comprises an ultraviolet lamp, a rotating rod, a turntable, two groups of clamping plates and a sterilization cover, a sterilization cavity is formed in the sterilization box, a rotating through hole is formed in the right end of the sterilization cavity, the right end of the rotating rod rotationally penetrates through the rotating through hole and is connected with the left end of the turntable, and the left end of the rotating r