The emergency power supply device of ground wire to take power is designed in order to solve the problem of power supply of high voltage transmission line repairing equipment.the power device uses a microprocessor and wireless communication technology, it can effectively control the battery and lighting system, provides security of the power supply for high voltage transmission line repair.%为了解决高压输电线路抢修设备的供电问题，设计了一种从输电线路地线取电的应急电源装置，该装置采用微处理器和无线通信技术，能对蓄电池和照明系统进行有效控制，为高压输电线路抢修提供了电源保障。
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