Hydraulic door drive for lifting door, lifting door having hydraulic door drive and method for operating said hydraulic door drive

• Main Authors: MAZERGI, ANDREA, LOZOCCHI, ALAN, MONIK BORUT
• Format: Patent
• Language: Chinese; English
• Published: 08.04.2022
• 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; HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS; KEYS; LADDERS; LOCKS; SAFES; WINDOW OR DOOR FITTINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THEFUNCTIONING OF THE WING

The invention relates to a hydraulic door drive device for a lifting door (1), in particular a vertical opening door, comprising: at least one hydraulic motor (6) adapted and configured to drive a door curtain (2) or to be driven at least everywhere by said door curtain (2); at least one hydraulic unit (10) for supplying the hydraulic door drive (5) with pressurized hydraulic fluid (13; 13a), characterized by a pressure accumulator (22) in which a) potential energy of the door curtain (2), which is released when the door curtain (2) is closed, can be stored in the form of pressure energy, and/or b) the pressure accumulator (22) can be subjected to pressure energy by means of the at least one hydraulic unit (10), and c) pressure energy stored in the pressure accumulator (22) can be released to the hydraulic motor (6), in order to at least open and/or at least close the door curtain (2). 本发明涉及一种用于尤其是垂直打开升降门(1)的液压门驱动装置，包括：至少一个液压电机(6)，其适于并构造成驱动门帘(2)或至少附随地由所述门帘(2)驱动；至少一个液压单元(10)，用于向所述液压门驱动装置(5)供应加压液压流体(13；13a)，特征在