The present invention relates to a pneumatic valve device, of the inside shaft is formed up and down, the shaft one side is in communication with the first flow path is connected to the vacuum is part of the air pump, the second flow path opened to the outside, the first flow path and a sphere which is provided in the first communication between the second flow path, a predetermined charging part and connection passage is connected, the connection passage in communication with the second communication path to obtain provided in the other side of the elevator shaft, the pneumatic unit is connected to the third flow path of the air pump, provided in the connection between the flow path and the third flow path a valve body comprising a fourth communication port is provided between the third communication port, the fourth flow path and the third flow path and the fourth flow path being open to the outside Arranged on the shaft so that the lifting along said shaft, said first lifting member for selectively closing and covering the one of the second communication port according to the lift Connector body coupled to the lifting member is selectively closing cover any one of the third and fourth communication ports in accordance with the lifting And forming a magnetic body in the lifting or driving unit for lifting the lifting member by applying an elastic force including, but, when the lifting body is close to the first communication port and the connecting body is closed and the third communication port, the lifting body when the connecting body is closed to the second communication port is provided so as to close the fourth communication port.According to the present invention, according to the first lifting of the lifting body and the connecting body and a second communication port of the one and the third one is selectively closed and being of a fourth communication port, the air in the air supplied to the third flow path is part of the pneumatic pump is filled through
