220 kV拼装式多功能大刀卡具研制与试验  

Development and Test of 220 kV Assembled Multifunctional Large Knife Fixture

作　　者：冯振波 程子墨 陈锦彬 陈炜 龚渝涵 赖沁玲 FENG Zhenbo;CHENG Zimo;CHEN Jinbin;CHEN Wei;GONG Yuhan;LAI Qinling(Fuzhou Power Supply Company,State Grid Fujian Electric Power Co.,Ltd.,Fuzhou 350009,China;Lab of Live Working Tech for Power Transmission,State Grid Fujian Electric Power Co.,Ltd.,Fuzhou 350009,China)

机构地区：[1]国网福建省电力有限公司福州供电公司,福建福州350009 [2]国网福建省电力有限公司输电带电作业技术实验室,福建福州350009

出　　处：《电工技术》2025年第4期153-156,共4页Electric Engineering

基　　金：国网福建省电力有限公司科技项目(编号52131022-000D)。

摘　　要：为解决带电更换耐张绝缘子串作业中卡具与金具联板不匹配导致线路停电的问题,分析现有解决方案的难点和不足,研制一套拼装式多功能大刀卡具,该大刀卡具可根据现场不同结构、不同厚度的联板和联接金具进行快速调整。强度校核计算和现场试验表明,设计的大刀卡具工程应用价值较高。To solve the problem of power outage caused by mismatched connection plates between fixtures and hardware during live replacement of tension insulator strings,this article analyzes the shortcomings and difficulties of existing solutions,and develops a set of assembled multi-functional large knife fixtures that can be quickly adjusted according to the situation of connection plates and connection hardware with different structures and thicknesses on site.The strength verification calculation and on-site tests indicate that the designed large knife fixture has high engineering application value.

关 键 词：带电作业 大刀卡具 绝缘子 结构设计 

分 类 号：TM753[电气工程—电力系统及自动化]