Power supply protection device for mine wind power methane locking control box

The utility model discloses a power supply protection device for a mine wind power methane locking control box. The mine wind power methane locking control box comprises an isolation protection plateand a fuse, the mine wind power methane locking control box is a double-loop transformer, the isolation protection plate is arranged between the mine wind power methane locking control box and the double-loop transformer, and the fuse is arranged on a transformer power supply of the mine wind power methane locking control box in parallel. According to the utility model, the phenomenon of underground unplanned air stopping and power failure accidents is reduced, the air supply safety of an underground tunneling working surface is greatly improved, the management level of the underground local fan is improved, the safe operation of the underground local fan is reliably ensured, and the underground local fan has a substantial popularization and application prospect in coal mine enterprise units and compared with the