Construction device for quickly installing roadbed side ditch cover plate

The utility model belongs to the technical field of roadbed side ditch construction, particularly relates to a construction device for quickly installing a roadbed side ditch cover plate, and solves the problems of lower construction efficiency, higher construction labor input, too slow construction progress and higher construction cost. The device comprises a bottom bracket, a top bracket body and a rotating mechanism, a balance weight supporting rod of the top frame body is fixed to one side of the bottom end of the suspension arm, an equipment balance weight is arranged at the free end of the balance weight supporting rod, a winch is arranged at the top of the balance weight supporting rod, a fixed pulley is fixed to the top end of the suspension arm, a steel wire rope on the winch winds around the fixed pulley, and a sling hook is fixed to the free end of the steel wire rope. A cover plate lifting appliance for clamping a cover plate is hung on the lifting appliance lifting hook; the bottom support is con