Water Break Protection Device for Gas Drainage Pump in Xiaokang Coal Mine

In view of the water supply medium problem of water ring gas drainage pump used in underground coal mine. A kind of water break protection device is designed. The regional controller of current gas monitoring system, pressure sensor, and interrupter are used to edit the power off time series of the regional controller. By detecting the pressure of the water supply pipe, pump can achieve the function of turning on with water, and automatic power without water.