CN202362412U - 接地故障辅助检查定位装置 - Google Patents

接地故障辅助检查定位装置 Download PDF

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Publication number
CN202362412U
CN202362412U CN2011204943459U CN201120494345U CN202362412U CN 202362412 U CN202362412 U CN 202362412U CN 2011204943459 U CN2011204943459 U CN 2011204943459U CN 201120494345 U CN201120494345 U CN 201120494345U CN 202362412 U CN202362412 U CN 202362412U
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detection signal
signal transmitter
detection
positioning
transmitter
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CN2011204943459U
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Inventor
陈群
曹康栖
崔红梅
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XIANGSHUI COUNTY POWER SUPPLY Co OF JIANGSU ELECTRIC POWER Co
State Grid Corp of China SGCC
State Grid Jiangsu Electric Power Co Ltd
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XIANGSHUI COUNTY POWER SUPPLY Co OF JIANGSU ELECTRIC POWER Co
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Abstract

本实用新型涉及电学技术领域,特别是一种接地故障辅助检查定位装置。包括检测信号发射机和与其相匹配的检测信号感应定位机,通过一组检测信号输出线连接在检测信号发射机上,检测定位故障时将检测信号输出线连接到断电的检查电网中,检测信号发射机发射检测信号,检测信号感应定位机接受信号,其特征是检测信号发射机发出的检测信号频率为2000HZ左右的低频信号流。本实用新型辅助实现检测定位接地故障,方向准确,重复性好,减轻劳动强度,提高工作效率,成本也不高。

Description

接地故障辅助检查定位装置
技术领域
本实用新型涉及电学技术领域,特别是一种接地故障辅助检查定位装置。
背景技术
电力系统低压电网接地经常容易发生故障,工作人员一般都是采用摇表测量电网绝缘电阻或者分段解线试送电等方式来进行查找。由于低压电网接入的负荷多且种类复杂,电网面广而分支又多、接线方式复杂很难找到故障的发生位置,特别是在潮湿的土壤地区整个电网或者局部网络的绝缘电阻值较低时,只能采取解线摇测或者试送电的原始办法,工作人员劳动强度大,工作效率也低,还具有较大的安全事故隐患。
发明内容
为了克服上述不足,本实用新型的目的在于提供一种检查故障快捷、安全高效的接地故障辅助检查定位装置。本实用新型是这样实现的:一种接地故障辅助检查定位装置,包括检测信号发射机和与其相匹配的检测信号感应定位机,通过一组检测信号输出线连接在检测信号发射机上,检测定位故障时将检测信号输出线连接到断电的检查电网中,检测信号发射机发射检测信号,检测信号感应定位机接受信号,其特征是检测信号发射机发出的检测信号频率为2000HZ左右的低频信号流。
本实用新型辅助实现检测定位接地故障,方向准确,重复性好,减轻劳动强度,提高工作效率,成本也不高。
附图说明
附图为本实用新型的示意图。
在图中:1检测信号发射机,2检测信号感应定位机,3检测信号输出线,4检查电网。
具体实施方式
如图所示:一种接地故障辅助检查定位装置,包括检测信号发射机1和与其相匹配的检测信号感应定位机2,通过一组检测信号输出线3连接在检测信号发射机上1,检测定位故障时将检测信号输出线3连接到断电的检查电网4中,检测信号发射机1发射检测信号,检测信号感应定位机2接收信号,其特征是检测信号发射机1发出的检测信号频率为2000HZ左右的低频信号流。
由于检测信号发射机和与其相匹配的检测信号感应定位机都是在现有的成熟产品基础上调整而成,所以不再描述。本实用新型操作简单并适用于电力系统的TT和IT供电方式线路中断电后使用,由于检测信号发射机和检测信号感应定位机的频率和功率原因,一般接受信号距离约十米范围左右,就很容易实现接地故障的辅助定位查找。

Claims (1)

1.一种接地故障辅助检查定位装置,包括检测信号发射机和与其相匹配的检测信号感应定位机,通过一组检测信号输出线连接在检测信号发射机上,检测定位故障时将检测信号输出线连接到断电的检查电网中,检测信号发射机发射检测信号,检测信号感应定位机接受信号,其特征是检测信号发射机发出的检测信号频率为2000HZ左右的低频信号流。
CN2011204943459U 2011-11-29 2011-11-29 接地故障辅助检查定位装置 Expired - Fee Related CN202362412U (zh)

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CN2011204943459U CN202362412U (zh) 2011-11-29 2011-11-29 接地故障辅助检查定位装置

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CN2011204943459U CN202362412U (zh) 2011-11-29 2011-11-29 接地故障辅助检查定位装置

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CN202362412U true CN202362412U (zh) 2012-08-01

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Patentee after: State Grid Corporation of China

Patentee after: Jiangsu Electric Power Company

Patentee after: Xiangshui County Power Supply Company of Jiangsu Electric Power Company

Address before: 224600 Jiangsu province Yancheng City Xiangshui Open Road 105 Xiangshui county power supply company

Patentee before: Xiangshui County Power Supply Company of Jiangsu Electric Power Company

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