Detachable combined instant heating cup

The utility model discloses a detachable combined instant heating cup which comprises a cup body and an upper cup cover sealed above the cup body, wherein a lower cup cover is sealed below the cup body; the lower cup cover is provided with a through water outlet pipe; the lower end of the water outlet pipe is provided with a water outlet connector; the lower cup cover is provided with a plurality of groups of detachable electric heating bars which penetrate through and extend into the cup body; a water inlet is formed in one side of the lower cup cover; a lower cup cover sealing ring matched with the inner wall of the cup body is arranged at the upper end of the side surface of the lower cup cover; threaded holes are formed in the periphery below the sealing ring of the lower cup cover, and the cup body is also provided with through holes corresponding to the threaded holes and provided with screws for fixing. The lower cup cover is detachable, so that the damaged electrical bars inside can be replaced conven