Quick locking hoop of disk

The utility model discloses a quick locking hoop of disk, it belongs to the body -building apparatus field, the annular shell is equipped with the opening, characterized by, the inside locking clip that is equipped with fixed mounting of annular shell, annular housing opening department is equipped with device for tighten, device for tighten includes mount pad, fastening seat and anchorage bar, the mount pad is in with fastening seat difference fixed mounting annular shell both ends, the anchorage bar is inserted and is established in the mount pad, anchorage bar one end with establish to threaded connection between the fastening seat, the anchorage bar other end articulates there is the handle, adopt the locking clip to make annular housing opening be in the state of opening and shuttingall the time, the screw thread on the anchorage bar adopts two sections reverse coarse pitch structures, makes the rotatory half -turn of anchorage bar make annular housing opening travel straight 6mmat least, and the straigh