Suspended ceiling laminated F-shaped keel and fixing structure composed of suspended ceiling laminated F-shaped keel

The utility model provides a suspended ceiling laminated F-shaped keel, which belongs to the technical field of building decoration accessories and comprises an F-shaped keel, a main U-shaped keel, two vertical U-shaped keels, a U-shaped covering keel and a U-shaped side keel. A first slot is formed in the F-shaped keel; the main U-shaped keel is provided with a second slot, and the first vertical U-shaped keel and the second vertical U-shaped keel are inserted between the two slots; one end of a U-shaped covering keel is vertically connected between the first vertical U-shaped keel and the second vertical U-shaped keel and located on the outer side of the second transverse part, and the other end of the U-shaped covering keel is connected with a U-shaped edge keel; the utility model further provides a fixing structure which is formed by splicing a plurality of suspended ceiling stacked F-shaped keels. The F-shaped keel, the U-shaped keel and the U-shaped covering keel are combined and fixed, so that the defe