Locking device of tower crane standard knot connecting structure

• Main Authors: ZHANG LEI, GUO NANNAN
• Format: Patent
• Language: Chinese; English
• Published: 11.02.2022
• Subjects: BLASTING; CRANES; DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HAULING; HEATING; HOISTING; LIFTING; LIGHTING; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES; MECHANICAL ENGINEERING; PERFORMING OPERATIONS; THERMAL INSULATION IN GENERAL; TRANSPORTING; WEAPONS

The utility model discloses a tower crane standard knot connecting structure locking device which comprises a first standard knot and a threaded column, the upper side of the first standard knot is connected with a second standard knot through a connecting plate, and the threaded column penetrates through a convex block on the second standard knot and a convex block on the first standard knot to be in threaded connection with a nut. According to the tower crane standard knot connecting structure locking device, after the first standard knot and the second standard knot are in butt joint together, the connecting plate can be buckled at the joint of the outer corner of the first standard knot and the outer corner of the second standard knot, then the connecting plate can be fixed to the first standard knot and the second standard knot through bolts, and connection operation is conveniently completed; after the first standard knot and the second standard knot are connected together through the connecting plate,