On-line monitoring comprehensive processing unit for partial discharge signals of high-voltage switchgear

The utility model discloses an on-line monitoring comprehensive processing unit for partial discharge signals of a high-voltage switchgear. The on-line monitoring comprehensive processing unit comprises a high-voltage switchgear cabinet and a power supply, and is characterized in that the on-line monitoring comprehensive processing unit also comprises a partial discharge monitoring sensor, a signal detection channel switching device, a partial discharge signal collector, a comprehensive processing unit and a GPRS wireless communication module which are sequentially connected through wires, a data exchanger, and a remote receiving terminal, wherein the GPRS wireless communication module and the data exchanger are connected with the remote receiving terminal by radio and network. The partial discharge monitoring sensor is installed inside or outside the high-voltage switchgear cabinet, detected partial discharge signals are collected to the comprehensive processing unit, and information is sent and transmitted by the GPRS wireless communication module and the data exchanger through the radio and the network to equipment managers and technician; and partial discharge can be detected and diagnosed, data can be stored, contrasted, inquired and uploaded, and the problem of products in the prior art during a high-voltage switchgear partial discharge on-line monitoring process is solved.