Large submerged arc furnace combined self-baking electrode device capable of removing housing and use method thereof

The invention relates to a large submerged arc furnace combined self-baking electrode device capable of removing a housing and a use method thereof, belonging to the technical field of discharge heating self-baking electrodes. The large submerged arc furnace combined self-baking electrode device comprises an electrode, a combined holder and the like, wherein the combined holder comprises an electrode housing and the like, the electrode penetrates through a lower, a middle and an upper electrode stripping supporting platforms from top to bottom, hydraulic cylinders are arranged between the lower and the middle electrode stripping supporting platforms and between the middle and the upper electrode stripping supporting platforms, inner cavities of the upper and the middle electrode strippingsupporting platforms are provided with air bag band-type brakes, the electrode penetrates through the air bag band-type brakes, and the electrode housing is fixed with the holder. Through the matching of the air bag band-type