| 摘要 |
A seal ring locked gate valve, comprising a lifting rod (A), a gate (C), a seal ring (D), a locker (E), a locker driving device (H), a valve body (F) and a driving device (G). The gate (C) is slidably disposed in the valve body (F), the gate (C) is connected to one end of the lifting rod (A), and the other end of the lifting rod (A) is connected to the driving device (G). The locker (E) is controlled by the locker driving device (H) and slidably disposed on the valve body (F), and the seal ring (D) is movably disposed on the locker (E). The seal ring locked gate valve has stable sealing performance, long service life and low operating cost. |
