Conductor position and grid structure detection system for transformer station grounding network

The invention relates to a conductor and grid structure detection system for a transformer station grounding network. The system consists of a detection signal generating part and a signal detection part, wherein the detection signal generating part is a constant current source; a sine wave working way is adopted for a current source; the signal output end of the current source is connected between two lower guide bodies of the grounding network; the signal detection part comprises a detection coil L, a distance measuring pulse generating circuit, a signal processing circuit and an acquisition analysis system C; the signal output end of the detection coil L is connected with the input end of the signal processing circuit; the output end of the signal processing circuit is connected with the input end of the acquisition analysis system; and the output end of distance measuring pulse is connected with the triggering input end of a data acquisition card. The system has a simple structure, can be used for rapidly and accurately detecting the underground conductor, position and structure of the transformer station grounding network, and can meet the measurement and detection requirements of a practical field.