Explosion venting device for dust remover

The utility model discloses an explosion venting device for a dust remover, which comprises a valve seat and an explosion-proof valve, a pressure relief pipe penetrates through the valve seat and is communicated with the valve seat, a pressure relief electromagnetic valve is arranged on the pressure relief pipe, a pressure sensor is arranged on the valve seat, and a pressure relief controller is fixedly arranged on the outer side of the valve seat. The pressure relief electromagnetic valve and the pressure sensor are respectively connected to a pressure relief controller, and the pressure relief controller is also connected with a pressure relief alarm device; the preset pressure value for starting the pressure relief function can be set through the pressure relief controller, when the detection value of the pressure sensor reaches the preset pressure value, the pressure relief electromagnetic valve is started firstly to relieve pressure of the dust remover, an alarm is given through the pressure relief alarm