Protective helmet that used in mine

The utility model discloses a protective helmet that used in mine, helmet shell body's front end is provided with the face guard, and helmet shell body's side is equipped with tightly decides the bolt, and the lower extreme of tightly deciding the bolt is provided with the rumor window, and helmet shell body's rear end is provided with the ventilative hole in back, and the lower extreme in the ventilative hole in back is equipped with the rib, and helmet shell body's lower extreme is provided with the hatband, the inside hollow portion of helmet shell body sets up to head holding district, and the internal surface in head holding district is provided with and hangs suspended net form roof liner and separate the temperature inside lining, and the border that separates the temperature inside lining is equipped with the head circumference adjustment and detains and the chin strap. This protective helmet that used in mine can be convenient use on the mine, if drill, blow out, fall ore deposit, muck, transportatio