This hoisting tool for a gas turbine blade is provided with a shroud at the tip thereof, and is provided with: a gripping part that has a pair of gripping pieces that extend in the vertical direction and are rotatably connected to each other, and that forms a cross-link mechanism in which the lower ends and the upper ends of the pair of gripping pieces open and close, respectively; and a pair of lifting parts which are respectively arranged at the lower ends of the pair of holding pieces, and each lifting part is provided with: a first part which protrudes from the lower ends of the holding pieces to the closing direction of the lower ends and is provided with a supporting surface capable of supporting the lower surface of the protective cover from the lower part; and a second member having a contact surface that protrudes in the closing direction at a protruding length shorter than the first member above the first member and that can come into contact with a side surface of the shroud.
本发明的起吊用具为在前端设置有护罩的燃气轮机叶片的起吊用具,所述起吊用具具备:把持部,具有在上下方向上延伸并且相互可转动地连结的一对把持片,并且形成一对把持片的下端彼此及上端彼此分别开闭的交叉连杆机构;及一对起吊部,分别设置于一对把持片的下端,各起吊部具有:第一部件,具有从把持片的下端向下端的关闭方向突出,并且能够从下方支承护罩的下表面的支承面;及第二部件,具有在比第一部件更靠上方且以比第一部件短的突出长度向关闭方向突出,并且能够与护罩的侧面抵接的抵接面。
Lifting appliance and lifting method
起吊用具及起吊方法
07.03.2025
Patent
Elektronische Ressource
Chinesisch
IPC: | B66C Krane , CRANES |
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