Bleed valve and vehicle

The utility model provides a bleed valve and vehicle, the bleed valve includes: the three -way pipe, valve head, valve head are installed movablely on the three -way pipe and are had the primary importance and the second place, are formed with the external exhaust passage of intercommunication in the valve head, when the valve head is in the primary importance, and exhaust passage and three -way pipe intercommunication, when the valve head is in the second place, exhaust passage and three -way pipe disconnection, sealing member, sealing member setting in the exhaust passage and the sealed exhaust passage of optionally, during the sealed exhaust passage of sealing member, the valve head be suitable for the oily hydraulic pressure force in the three -way pipe down the follow primary importance move to the second place. The bleed valve can the pressure at the brake fluid after the gassing is accomplished the automatic process of sealing of accomplishing down to can use manpower sparingly, can reduce staff's oper