Manual bituminous paving groover lifting mechanism of plug -in

The utility model particularly relates to a manual bituminous paving groover lifting mechanism of plug -in, including the frame of maintenance vehicle, its characterized in that includes fixing sleeve, first stand, second stand, crossbeam, fixed supporting rod, assembly pulley and stay cord, fixing sleeve upper portion opening, the bottom lock, the emergency unlocking apparatus is installed on a vehicle frame an, among the first stand bottom entry fixing sleeve, first stand upper portion is equipped with first blind hole, first blind hole bottom is equipped with plane rolling bearing, insert in the first blind hole of first stand second stand lower part, its end inserts among the rolling bearing of plane, the upper end of second stand is articulated with the one end of crossbeam through the round pin axle, the side of second stand articulates through the round pin axle has fixed supporting rod, the bottom surface of crossbeam is equipped with the vaulting pole groove of matcing with fixed supporting rod, the