Methane circuit breaker is used in multi -functional colliery

The utility model provides a methane circuit breaker is used in multi -functional colliery, includes methane circuit breaker host computer, second bellows, audible -visual annunciator joint, first bellows, sensor joint, air chamber, methane transducer, audible -visual annunciator, the methane circuit breaker host computer includes the audible -visual annunciator interface, the interface that cutsoff the power supply, and power input connector, sensor interface, shell, display window screen, pivot and support, the shell left side is equipped with the audible -visual annunciator interface, andthe shell is turned right from a left side down and is equipped with outage interface, power input connector and sensor interface in proper order, installs two supports on the shell is positive, the utility model has the advantages that: the orientation of display window can be adjusted, and can adjust the methane circuit breaker host computer distance between methane transducer and audible -visual annunciator respectively