Novel membrane shell

The utility model relates to the technical field of membrane shells, in particular to a novel membrane shell, which adopts the technical scheme that the novel membrane shell comprises a left end cover, a membrane shell body and a right end cover, a filter membrane is arranged in the membrane shell body, a purified water flow channel is arranged in the filter membrane, and the left end cover and the right end cover are respectively mounted at two ends of the membrane shell body in a threaded manner; the left end cover and the right end cover each comprise an inner cover body and an outer cover body, the inner cover bodies are located in the outer cover bodies, the outer cover bodies are installed on the outer surface of the membrane shell body in a threaded mode, the inner cover bodies are installed on the inner wall of the membrane shell body in a threaded mode, and sealing rings are arranged between the inner cover bodies and the outer cover bodies. Water purification pipes are embedded in the centers of the