| 摘要 |
A castle with a reducer/actuator box, for angle valves at 45°, 90° and 180°, straight passage, with impact wheel, internal and external closure, the lower section of the castle has a rectangular base for attachment to the base structure of a valve, on top of which there is a deflecting plate with a passage bore having a sealing ring, and the castle has articulated covers, with the covers having a pressure closure, while the upper section of the castle has a bushing designed with locking teeth positioned at 180°, coupled with devices in the upper section of the crown that have helicoidal, conical teeth; in the upper section of the bushing, there is a locking nut into which is inserted a rod moved by a torqued lever set into a telescopic rod, and the crown is actuated by a pinion device, the command axis coupled to a removable tap wheel, operated by a motor or a pneumatic torque device. The anti-torque support receives the pneumatic torque device, with the support set into the frame of the reducer box. |
