Frame bridge crane extension transversely moving rail connecting device

The utility model discloses a frame bridge crane extension transversely moving rail connecting device, first connecting block and second connecting block are all including perpendicular curb plate andthe base that sets up, and the curb plate is on a parallel with the transversely moving rail side to be arranged and lie in the base top, arranges an at least curb plate on the base, and the curb plate is the L type, form a breach between the curb plate of L type and the base, coupling point in the breach top of curb plate is equipped with the through hole to the side of the axis perpendicular totransversely moving rail in the articulated portion, articulated portion protrusion base side end face, fixed part and base fixed connection, the base fixed mounting of first connecting block passesthe through hole of both sides board and realizes the articulated of two connecting blocks at extension transversely moving rail up end, articulated shaft at a bridge crane's transversely moving railup end, the base fixed mount