Cover plate assembly and lifting equipment

• Main Authors: QI GUODONG, SONG YONGQIANG
• Format: Patent
• Language: Chinese; English
• Published: 13.01.2023
• Subjects: CHECKS FOR WINGS; DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; FIXED CONSTRUCTIONS; FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS,BLINDS, GATES; KEYS; LADDERS; LOCKS; SAFES; WINDOW OR DOOR FITTINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THEFUNCTIONING OF THE WING

The utility model relates to the technical field of cover plates, and provides a cover plate assembly and lifting equipment, the cover plate assembly comprises a frame body, a cover plate, a driving assembly and a crank arm, the cover plate is rotatably connected with the frame body; the driving assembly is arranged on the frame body; the crank arm comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is connected with the output end of the driving assembly, one end of the second connecting rod is hinged to the end, away from the driving assembly, of the first connecting rod, and the other end of the second connecting rod is connected with the cover plate; wherein the driving assembly drives the first connecting rod and the second connecting rod to drive the cover plate to rotate, and in the initial state that the cover plate does not rotate, the first connecting rod is parallel to the plane of the cover plate. The output torque of the driving assembly is reduced by