暗杆闸阀 inside screw non-rising stem type gate valve ; non rising stem ; Inside screw nonrising stem type gate valve
螺杆闸 screw brake
关上部钻杆闸板防喷器 Close the upper pipe ram
明杆闸阀 Outside screw stem rising through handwheel type gate valve ; quts screw stem rising through handwheel type gate valve
单杆闸 single-lever brake
推杆闸缸 push rod brake cylinder
明杆平行式双闸板闸板 Double Disk Parallel Gate Valves ; Double Disk Parallel ; DoubleDiskParallelGateValves
闸杆 [车辆] brake bar ; brake beam ; braking lever ; throwing lever
横杆吊闸 drop gate
明杆式闸阀 rising stem gate valve
测验办法是，地感红灯闪耀时，用铁板放在线圈上，红灯长亮时取走铁板，闸杆主动落下则正常。
The test solution is to sense light shine, put the coil with the plate, a long red light when taking iron, brake rod fall automatically is normal.
本发明涉及道闸闸杆，具体的说是涉及一种具有伸缩结构的道闸闸杆。
The invention relates to a road gate handler, in specific to a road gate handler with an expansion structure.
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