Ultrafiltration membrane tube

The utility model relates to the technical field of ultrafiltration membranes, and discloses an ultrafiltration membrane tube which comprises a tube body and a filter membrane tube cover, a first semi-ring and a second semi-ring are arranged on the outer side of the joint of the tube body and the filter membrane tube cover, and the first semi-ring and the second semi-ring are arranged on the outer side of the joint of the tube body and the filter membrane tube cover. The outer side of the first semi-ring is fixedly connected with the mounting plate, the threaded rods in threaded connection with the mounting plate are in threaded connection with the connecting plates at the two ends of the second semi-ring, and when the mounting plate and the wall are mounted, the first semi-ring and the second semi-ring are clamped, so that the joint of the tube body and the filter membrane tube cover can be reinforced and sealed; the risk caused by aging when the sealing ring is used is avoided; the sealing gaskets are arran