Protective cover for gas meter

The utility model relates to a protective cover for a gas meter. The protective cover comprises a fixed frame and a cover body, wherein the cover body is box-shaped; one side of the cover body is movably connected to one side of the fixed frame; the fixed frame comprises an inner fixed frame and an outer fixed frame; the inner fixed frame is connected with the outer fixed frame; the inner fixed frame and the outer fixed frame are step-shaped; a projection is arranged on the other side of the fixed frame, and correspondingly a buckle is arranged on the other side of the cover body; when the protective cover is used, the buckle is directly buckled on the projection; the cover body is made of transparent silica gel; the fixed frame is made of transparent plastic. The protective cover has the beneficial effects that the sealing property is high, so that rain, dust, magnetic disturbance and the like are effectively prevented; the protective cover is fixed on the gas meter well, and is unlikely to fall off; the pro