Fixing device for raft plate column rib

The utility model relates to a fixing device for a raft plate column rib, which comprises a connecting rod and a plurality of fixing sleeve groups, the connecting rod respectively penetrates through the middle parts of the plurality of fixing sleeve groups and is in threaded connection with each fixing sleeve group, and the connecting rod is arranged perpendicular to the axis of the fixing sleeve groups; each fixing sleeve set comprises two semi-circular-arc-shaped sleeve plates, the two semi-circular-arc-shaped sleeve plates are detachably connected to form the fixing sleeve set of a cylindrical structure, and the connecting rod penetrates through and is in threaded connection with the middles of the two semi-circular-arc-shaped sleeve plates of each fixing sleeve set. According to the fixing device for the raft plate column ribs, the length of the connecting rod can be selected according to the distance between the raft plate column ribs, so that the fixing device can meet the fixing requirements of the raf