Special hoop for building drainage flexible connector

The utility model relates to the technical field of clamps, and discloses a special clamp for a building drainage flexible connector, which comprises a first semicircular clamp and a second semicircular clamp, first fixing blocks are fixedly mounted at the top and the bottom of the first semicircular clamp, second fixing blocks are fixedly mounted at the top and the bottom of the second semicircular clamp, and the second fixing blocks are fixedly mounted at the bottom and the top of the second semicircular clamp. A sliding groove is formed in the end, close to the second fixing block, of the first fixing block, a sliding plate is fixedly installed at the end, close to the first fixing block, of the second fixing block, one end of the sliding plate is clamped with the sliding groove, fixinggrooves are formed in the inner walls of the sides, away from each other, of the two sliding grooves, and fixing plates are installed in the two fixing grooves in a sliding mode. The utility model has the advantages of low m