Novel spiral-wound membrane shell structure

The utility model discloses a novel roll type membrane shell structure which comprises a roll type membrane and a membrane shell body, sealing rings are arranged at the two ends of the roll type membrane, a plurality of outer protruding blocks are integrally formed outside the sealing rings, a membrane inner frame is fixedly installed on the inner wall of the membrane shell body, and a plurality of inner clamping pieces are fixedly installed on the inner wall of the membrane inner frame. Spacing strips are arranged in the membrane shell body, a plurality of reinforcing strips are fixedly inserted into the spacing strips, a plurality of vertical pieces are fixedly installed in the spacing strips, cavities are formed in the vertical pieces, installation side frames are fixedly installed on the two sides of the membrane shell body, and anti-skid clamping strips are integrally formed on the inner walls of the installation side frames. The sealing ring is connected with the membrane inner frame into a whole throug