Plateau oxygen mask

The utility model provides a plateau oxygen mask, include: respirator and electron booster pump, through the sealed intercommunication of pipe between respirator and the electron booster pump, the electron booster pump is provided with inlet port and venthole, through inlet port intake air to to the inhaled air processing of pressurizeing, the venthole is located the intercommunication position department of electron booster pump and pipe, and the air of handling through the pressurization is transmitted to the respirator through venthole and pipe. The electron booster pump includes pump case, piston unit and drive unit, venthole and inlet port set up respectively in the both ends of pump case, drive unit is used for the drive RAM unit, the piston unit is located the pump case, and the piston unit divide into first space and second space with hollow pump case, the piston unit is connected with drive unit, and under drive unit's drive, the piston unit removes inside the the coming and going of pump case to change the volume in first space and second space. The utility model discloses simple structure, low cost, convenient to carry.