Temporary cable fixer

The temporary cable fixator comprises a grabbing and buckling assembly used for being grabbed and hung on an I-shaped steel beam, the relative lower end of the grabbing and buckling assembly in the height direction is provided with a hook connecting piece, one end of the hook connecting piece extends downwards in the height direction to form a hook-shaped part, and the hook-shaped part is provided with an opening allowing a cable to penetrate through and be placed into an inner cavity of the hook-shaped part. An arc-shaped sealing plate is hinged to the connecting end of the hook-shaped part and the hook connecting piece, and the arc-shaped sealing plate has a blocking state enabling the opening to be closed and an opening state enabling the opening to be opened; a first through hole is formed in the free end of the arc-shaped sealing plate in the thickness direction; a second through hole is formed in the position, corresponding to the first through hole, of the tail end of the hook-shaped part in the thickn