Locking device for bridge cover plate

The utility model relates to the technical field of bridge cover plate locking, and discloses a bridge cover plate locking device which comprises a cover plate body, assembling parts are arranged on the two sides of the cover plate body, two adjusting cavities which are far away from each other are formed in the assembling parts, fastening adjusting blocks which can move freely are arranged in the two adjusting cavities, and the fastening adjusting blocks are connected with the cover plate body. According to the anti-skid cover plate, the positioning columns are arranged, the plastic suction cups arranged on the two connecting pieces can be extruded to deform and adsorbed to the surfaces of steel on the upper side and the lower side of the cover plate body, the anti-skid effect of the two connecting pieces is improved, and the anti-skid effect of the two connecting pieces is improved. When the adjusting rotary block continues to be rotated till the adjusting rotary block is difficult to rotate, the positionin