The invention belongs to the technical field of lifting equipment, and particularly relates to a special lifting device for a portable transformer on-load switch. The special lifting device comprises a supporting vertical frame and a horizontal lifting rod, wherein a hinged sliding mechanism is arranged between the supporting vertical frame and the horizontal lifting rod and comprises an upper turntable and a lower capstan, a sliding sleeve is connected to the upper part of the upper turntable, the horizontal lifting rod is arranged in the sliding sleeve, a sling mechanism penetrates through the horizontal lifting rod and comprises a pipe sleeve, an inhaul cable penetrates through the pipe sleeve, an inhaul cable winding and unwinding device is connected to the rear end of the pipe sleeve, the inhaul cable is connected with the inhaul cable winding and unwinding device, extends out of the front end of the pipe sleeve and then is connected with a lifting hook, and the lower capstan is vertically arranged and is downwards connected with supporting rods. The special lifting device is convenient to carry, accurate in positioning and high in flexibility. By using the special lifting device, the position of the lifting hook is easy to control, the most appropriate force application point is found, components are simplified, the size is small, and the special lifting device is suitable for a narrow space; and the inhaul cable winding and unwinding device and a lifting device body are separated, and control and separated carrying are convenient.
本发明属于吊装设备技术领域,特别涉及便携式变压器有载开关专用起吊装置,包括支撑立架和水平吊杆,所述支撑立架与水平吊杆之间设置有铰接滑动机构,所述铰接滑动机构包括上转盘和下铰盘,所述上转盘上部连接有滑动套,所述水平吊杆设置在滑动套内,所述水平吊杆的内部穿有吊索机构,所述吊索机构包括内部穿有拉索的管套,所述管套的后端连接有拉索收放装置,所述拉索连接拉索收放装置并在管套的前端伸出再连接有吊钩,所述下铰盘竖直设置并向下连接有支撑杆;本发明携带方便,定位精准,灵活度高,易控制吊钩的位置,找到最合适的施力点,部件得到了简化,体积小,适用于狭小空间;实现了拉索收放装置和起吊装置主体分离,便于操控和分开携带。
Special lifting device for portable transformer on-load switch
便携式变压器有载开关专用起吊装置
2021-12-31
Patent
Electronic Resource
Chinese
Special lifting appliance suitable for transformer shell
European Patent Office | 2021
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