闸板边缘以辐射状通过填料区域。
打开防喷器闸板进行内部检查。
铸钢阀门锤击手轮，阀座环，楔形闸板。
常规闸板式防喷器的一个厚且重的部件。
A thick, heavy steel component of a conventional ram blowout preventer.
闸板上可活动的部件与密封部件分开固定。
The movable parts of the disc are fitted separately from the sealing parts.
闸板由阀座引导，可以延长填料的密封寿命。
The gate is guided by the seat, extending the sealing life of the packing.
闸板防喷器在使用过程中，密封效果是关键。
During the process of using the Ram Blowout Preventer, the sealing effect is the key.
管道闸阀是闸阀的一种形式，它有延长的闸板。
Conduit valves are a form of gate valves with elongated gates.
盖的两半，通常称之为闸板块，有不同的外形。
The halves of the covers, formally called ram blocks, are available in a variety of configurations.
这些管柱闸板有效地密封了有限范围内的管柱直径。
These pipe RAMS effectively seal a limited range of pipe diameters.
闸板两面均经过精密精磨加工，避免损坏填料和阀座。
They feature a precision ground finish on both sides to prevent packing and seat damage.
精密机械加工的斜面闸板端使得阀座部件使用寿命更长。
Precision machined beveled gate end provides long life of seating components.
闸板和阀座的接触表面必须光滑、平整，才能有效地密封。
Contacting surfaces of the gate and body seats must be smooth and flat for effective sealing.
包括带有闸板指示器的地轴承架，手轮，连接件和加长件。
Includes floorstand with gate position indicator, handwheel, fittings and extension.
这种楔形闸板的优点在于具有很好的耐腐蚀和抗振动的性能。
The advantages of this wedge are that it is highly resistant to corrosion and vibration.
闸板压力侧的流体压力使另一侧的阀座受较大的力，提高了密封性。
Fluid pressure on one side of the gate presses it against the opposite seat with great force and improves the seal.
闸板的斜面刀形边缘能够将杂质排出或切割流体介质中的固体颗粒。
The beveled knife like edge pushed aside or cuts through solids in the flow stream.
不建议用于高速流体或含有可能淤塞闸板的悬浮颗粒的流体的应用。
It is not recommended for high velocity flow or services where suspended particles can foul the wedge.
楔形闸板-全导向楔形结构，精密配合阀体阀座，实现最有效的关闭。
Wedge? Fully guided wedge precision fitted to body seats for maximum shutoff.
大直径的液压缸，通常是收缩，迫使闸板的两半一起向中间运动去密封井眼。
Large-diameter hydraulic cylinders, normally retracted, force the two halves of the cover together in the middle to seal the wellbore.
即使在最低的管线压力下，闸板与阀座之间的配合也能够实现气泡级密封功能。
The interference fit between the gate and seat provides bubble tight shutoff even under the lowest pressure.
这种设计结构不依赖密封填料来定位闸板，因此使得密封填料的更换更加简单。
The design doesn't rely on the packing to position the gate, making packing replacement easier.
一旦井控或井涌发生时，可以用于快速密封井眼上部的装置称为闸板式防喷器。
A device that can be used to quickly seal the top of the well in the event of a well control event (kick).
其控制原理为：当上料位信号出现时，卸灰电机、闸板阀开始工作，进行排灰。
The principle of it is:When the upper level is reached, the rotary valve and bin gate will start in turn to discharge.
如果使用了闸板型防喷器去关闭井眼，则工具接头就不能够通过关闭的闸板元件。
If the well has been closed with the use of ram BOPs, the tool joints will not pass by the closed ram element.
底部加入半圆密封筋，在关闭状态下，可增加闸板与阀体的咬合度，使得密封性更好。
In the bottom increase "half moon" ring of rubber, under the close status, can increase wedge and body's contact face, make better airproof capability.
定时时间到，停止闸板阀和卸灰电机，排灰停止。定时控制是程序自动通过定时进行排灰。
And when the time is up, it will stop the rotary valve and bin gate to finish the discharging process.
闸板有两个密封面，最常用的楔式闸板阀的两个密封面形成楔形，楔形角随阀门参数而异。
Gate has two sealing surfaces, the most commonly used wedge gate valve sealing surface to form two wedge-shaped, wedge Angle parameters vary with the valve.
通过各个环节的把关，消除闸板防喷器密封失效的不利因素，保证闸板防喷器使用安全可靠。
In this way, the undesired factors causing sealing failure during each link can be avoided to ensure a safe and reliable application of ram BOP.
在阀门闸板运动的全过程中，密封面都对闸板提供恒定的引导，保持与闸板连续稳定的接触。
The face seals provide constant guiding throughout the valve stroke, maintaining continuous contact with the gate.
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