Insulating rod for live test of lightning arrester

The utility model relates to the field of electric power system maintenance, and specifically relates to an insulating rod used for lightning arrester live test. The insulating rod comprises an insulating rod body with the top end fixedly provided with a metal sleeve, the top of the metal sleeve is fixedly provided with a metal file, the surface of the metal sleeve is vertically provided with a wiring piece used for being connected with a test wire, and the wiring piece can guarantee the firmness and tightness of the test wire during connection. The metal file can directly polish the wiring board at the upper end of the lightning arrester, and the contact test lead and the upper side of the lightning arrester can be tighter after the wiring board is polished, so that the test accuracy is ensured; therefore, the live-line testing device can ensure the accuracy and safety of live-line testing. 本实用新型涉及电力系统维护领域，具体涉及一种用于避雷器带电测试的绝缘杆；所述用于避雷器带电测试的绝缘杆包括顶端固定安装有金属套管的绝缘杆，金属套管的顶部固定安装有金属锉刀，金属套管的表面垂直安装有用于与测试导线连接的接线件，上述接线件能够