Fluorescence method residual oxygen instrument convenient to store

The utility model discloses a fluorescence method residual oxygen meter convenient to store, which comprises a residual oxygen meter body, a winding roller and a finger stall, the winding roller is arranged on one side in the residual oxygen meter body, the finger stall is arranged on one side of the residual oxygen meter body, the top of one side of the residual oxygen meter body is connected with an opening and closing door through a hinge, and the opening and closing door is connected with the other side of the residual oxygen meter body through a hinge. A connecting line is arranged on one side of the top of the residual oxygen meter body. Through the arrangement of the limiting disc and the winding roller, when a worker needs to store a connecting wire, the fixing sleeve, the connecting plate and the limiting disc work in a matched mode, the structure can be conveniently pulled out of the containing groove by the worker, the telescopic design is adopted, the occupied area of the structure can be reduced,