一种便携式多功能串电检测器

Portable multifunctional series electric detector

Abstract

The utility model relates to a portable multifunctional series electric detector, which is suitable for the detection of the AC-DC mixed connection failure of a substation. The portable multifunctional series electric detector comprises a shell and a contact type electricity testing unit, wherein the contact type electricity testing unit comprises a screwdriver type sensor, a rectifier circuit, first to third amplification and optical alarm circuits and a button switch SB; the rear end of a metal rod of the screwdriver type sensor is connected with an input end of the rectifier circuit, an output end of the rectifier circuit is respectively connected with input ends of the first to third amplification and optical alarm circuits, a battery E is respectively connected with power supply ends of the first to third amplification and optical alarm circuits by the button switch SB. The portable multifunctional series electric detector has advantages of high sensitivity, simple operation, convenient carry-over, accuracy and reliability.
本实用新型涉及一种便携式多功能串电检测器,适用于检测变电站交直流混接的故障。本实用新型包括壳体和接触式验电单元,所述接触式验电单元包括螺丝刀式传感器、整流电路、第一至第三放大及光报警电路和按钮开关SB;所述螺丝刀式传感器的金属杆的后端接整流电路的输入端,所述整流电路的输出端分别接第一至第三放大器光报警电路的输入端,电池E经按钮开关SB分别接第一至第三放大及光报警电路的电源端。本实用新型的优点是灵敏度高、操作简单、携带方便、准确可靠。

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    CN-102662124-ASeptember 12, 2012河北省电力公司超高压输变电分公司Portable type multifunctional serial electric detector