Friction damping anti-swing device of single-beam lifting connector

The invention relates to the technical field of building construction, in particular to a single-beam lifting connector friction damping anti-swing device which comprises an upper transverse plate, a lower insertion plate is fixed to the bottom end of the upper transverse plate, upper hollow plates are arranged at the two ends of the lower insertion plate in a sleeving mode, and limiting insertion pieces are arranged between the upper hollow plates and the lower insertion plate; the lower inserting plate and the upper hollow plate are connected, the upper hollow plate is fixed to the top face of the side piece, a damping groove is formed in the surface of the side piece, an installation opening is fixed to the surface of the side piece and surrounds one end of the damping groove, a damping piece is arranged on the surface of the installation opening, the outer side of the installation opening is sleeved with a movable blocking piece, and the movable blocking piece limits the damping piece; the friction dampin