Current sensor used for grounding current detection of transmission poles and towers

• Main Authors: LI LIXUE, BAI WANJIAN, ZHANG JUNFU, LI ZHENJIA, ZHANG SHUNSHENG, SONG LAISEN, JIANG XIUCHEN, CHEN JING, SHENG GEHAO
• Format: Patent
• Language: Chinese; English
• Published: 22.12.2010
• Subjects: MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; TESTING

The utility model discloses a current sensor used for grounding current detection of transmission poles and towers. The current sensor comprises an aluminum alloy casing, an ultracrystallite magnetic core, a coil, a coil lead wire, a shielded cable for signal transmission, and a signal processing device, wherein the aluminum alloy casing is divided into a left casing and a right casing in a detachable way; the ultracrystallite magnetic core is placed in the aluminum alloy casing; the coil is spirally and closely surrounded on an adapter on the ultracrystallite magnetic core, one end of the coil is installed outside the aluminum alloy casing, and a socket is installed at the other end of the coil; the coil lead wire is connected with the socket through the adapter; the shielded cable for signal transmission is connected with the socket; and the signal processing device is connected with the shielded cable for signal transmission and is used for converting the current signal acquired on the coil into square wav