The utility model discloses an electric power communication network mobile operation and maintenance data acquisition terminal based on multiple processors. The device comprises a master microcontroller, a slave microcontroller, a USB interface chip, a signal conditioning circuit, a flash disk and a plurality of analog quantity sensors, signal output ends of the analog quantity sensors are connected with an input port of the slave microcontroller through a signal conditioning circuit, the slave microcontroller is connected with the master microcontroller through a communication cable, and theUSB interface chip is connected with the flash disk through a serial port and connected with the master microcontroller through a parallel port. According to the utility model, a double-microcontroller structure is adopted; the slave microcontroller is specially responsible for data acquisition and preprocessing, and the master microcontroller is responsible for a USB interface function, so that data acquisition, propagation and dump do not influence each other, the real-time performance of data acquisition is ensured, the number of peripheral components is small, the anti-interference capability is high, and stable operation of the power communication network operation and maintenance system can be ensured.