| 摘要 |
PURPOSE: A valve device for wireless communications is provided to make simple installation and control even when valves are installed in remote sites, and to quickly open and close the valves with using the polarity variation of a control permanent magnet and the polarity property between the control permanent magnet and a driving permanent magnet. CONSTITUTION: A valve device for wireless communications comprises a wireless communication part(300), a power supply part(400), a valve(100), and a control part(200). The wireless communication part receives operating signals with wireless communications. The valve comprises a control permanent magnet, a polarity changeable coil, a fixing member, a guide member, a moving member, and a driving permanent magnet. The control part supplies the power of the power supply part to the polarity changeable coil according to the operating signals received by the wireless communication part. [Reference numerals] (200) Control part; (300) Wireless communication part; (400) Power supply part |
