Single insulator lifting device

• Main Authors: GAO HUIMIN, SHEN KAIYI, QIN CHUAN, ZHANG HONGBO, LI FUYU, GUO HONGWEI, XU LIANJUN, HAO ZHIPENG, GU WEIDONG, WANG LONGYU, LIU JIDONG, XU JIANG, DU XIN, QU JIANXU
• Format: Patent
• Language: Chinese; English
• Published: 20.10.2017
• Subjects: CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; CRANES; ELECTRICITY; GENERATION; HAULING; HOISTING; INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINEDOPTICAL AND ELECTRIC CABLES OR LINES; LIFTING; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES; PERFORMING OPERATIONS; TRANSPORTING

The invention provides a single insulator lifting device which comprises a cylindrical bracket, a bolt, a chain ring, a bolt clamping column and a cylinder-shaped safety lock sleeve, wherein the cylindrical bracket is provided with a concave opening formed in the lower part of the cylindrical bracket, and a bayonet formed in the bottom side surface and located on one side of the concave opening; the bolt penetrates through and is fixed at the upper part of the cylindrical bracket; the chain ring annularly sleeves the bolt; the bolt clamping column is fixed to the side surface of the cylindrical bracket; the cylinder-shaped safety lock sleeve comprises a closing bayonet located at the upper part of the cylinder-shaped side surface of the cylinder-shaped safety lock sleeve, and an opening bayonet located at the lower part of the cylinder-shaped side surface of the cylinder-shaped safety lock sleeve; the closing bayonet communicates with the opening bayonet; and the cylinder-shaped safety lock sleeve sleeves the