Steel rail voltage measuring device

The utility model discloses a steel rail voltage measuring device, which comprises an acquisition circuit (110) used for acquiring a steel rail voltage signal and converting the high-voltage steel rail voltage signal into a low-voltage source signal; the analog-to-digital conversion circuit (130) is coupled with the acquisition circuit (110) and is used for converting an analog source signal into a digital signal; and the control circuit (140) is coupled with the analog-to-digital conversion circuit (130) and is used for displaying and storing the digital signal. The steel rail voltage measuring device plays a certain role of an edge server, signal centralized processing in a traditional mode is changed into distributed processing, and the steel rail voltage signal collection difficulty is greatly reduced. 本实用新型公开了一种钢轨电压测量装置，电压测量装置包括：采集电路（110），用于采集钢轨电压信号，并将高压的所述钢轨电压信号转化为低压的源信号；模数转换电路（130），其与所述采集电路（110）相耦接，用于将模拟源信号转化为数字信号；控制电路（140），与所述模数转换电路（130）相耦接，用于将数字信号转显示并存储。钢轨电压测量装置，起到了一定的"边缘服务器"功能作用，把传统方式上的信号集中处理改变为分布式处