对夹蝶阀的蝶板安装于管道的直径方向。
It is at the diameter direction of piping to the Die board setup that clips Die valve.
通过改变蝶板的旋转角度可以分级控制流量。
By changing the Angle of rotation of the disc can control the flow classification.
弹性密封阀门，密封圈可以镶嵌在阀体上或附在蝶板周边。
The elasticity seals completely a valve portal, the hermetic sealing ring can inset on the valve body or attach peripheral at the Die board.
阀杆应该是400系列不锈钢，不能将阀杆暴露在蝶板紧固件上。
Stem should be 400 series stainless steel, can not stem exposed to the butterfly plate fasteners.
当蝶板运行到与管道轴线相垂直时，阀门即切断介质处于密封状态。
The valve gate will cut off medium and be in the sealed state when the butterfly disc moves to the vertical place with pipe axis.
蝶阀在开启时蝶板与流体流向平行，流阻小，流通截面大，阀芯不易被冲刷；
When opening the valve, the valve disc is parallel with the flow direction. The flow resistance is little, the flow section is large and the core will not be eroded.
蝶板的开关位置都由蜗轮传动装置上的调节螺杆限位，指示牌指示阀的开关位置。
The switch position of butterfly disc is limited by the adjusting screw pole on the worm gear transmission device. The indicating device displays the position of the valve switch.
蝶阀是用圆形蝶板作启闭件并随阀杆转动来开启、关闭和调节流体通道的一种阀门。
Diefa is used to open and close a circular Tip plates and then Fagan moves to open, and closed a valve to regulate fluid passages.
当介质在逆流状态时，由于介质的压力作用于蝶板产生偏心力矩，不利于阀门的密封。
When the media in the current state, because of the medium pressure eccentric torque acting on disc, is not conducive to the valve seal.
安装阀门时，蝶板应该处于关闭或几乎关闭的位置。这是为了防止蝶板密封装置受到损坏。
Valves should be installed with the disc in the closed or almost closed position. This will prevent damage to the disc sealing edge.
通过对蝶板的运动分析，从三偏心蝶阀密封副发生干涉的根本原因介绍了一种判断干涉问题的方法。
Though the movement analysis to butterfly plate, the way that judge the intervene problem is introduced from the main reason of the intervene with triple eccentric butterfly valve.
通过对蝶板的运动分析，从三偏心蝶阀密封副发生干涉的根本原因介绍了一种判断干涉问题的方法。
Though the movement analysis to butterfly plate, the way that judge the intervene problem is introduced from the main reason of the intervene with triple eccentric butterfly vale.
进口蝶阀又叫翻板阀，是用圆形蝶板作启闭件并随阀杆转动来开启、关闭和调节流体通道的一种阀门。
Also known as butterfly flap valve imports, is to open and close with a round disc with the stem pieces and turn to open, close and adjust the fluid channel of a valve.
弹赞定位销可保证蝶板不会因为蝶板重力作用下坠，还可在下阀杆端部设置调整块来保证蝶板位置固定。
Play great positioning pin ensures disc not because butterfly plate gravity drop, also can be installed in the valve stem end adjustment block to ensure that the butterfly plate fixed position.
采用蜗轮减速器，不仅可以使蝶板具有自锁能力，使蝶板停止在任意位置上，还能改善阀门的操作性能。
The use of worm gear reducer, not only with self-locking butterfly board so that board butterflies stop at any position on, but also to improve the valve performance.
提出了一种双向压金属硬密封蝶阀蝶板可逆回转机构，讨论了可逆回转机构的工作原理、受力分析及特点。
A new returnable actuator disk of metal seal structure butterfly valve was presented, and its principle, force analysis, characteristic of the actuator were discussed as well.
蝶阀是指关闭件(阀瓣或蝶板)为圆盘，围绕阀轴旋转来达到开启与关闭的一种阀，在管道上主要起切断和节流作用。
Butterfly valve is closed parts (valve flap or disc for disc), around the valve axis of rotation to achieve the open and close a valve, in the pipeline mainly as shut off and throttling effect.
进口蝶阀是指通过阀轴旋转来带动一个圆盘形的蝶板的转动，达到开启与关闭的一种阀门，在管道上主要起切断和节流用。
Butterfly valve through the valve shaft rotation to drive the rotation of a disc-shaped disc, to open and close a valve, cut off from the main pipe and throttle with.
试验结果表明，BVT蝶型浮阀塔板对液体具有导向作用，有利于降低塔板上的液体返混，提高塔板传质性能。
The results indicate that the liquid backmixing degree on BVT is lower, and this can give rise to transfer efficiency.
试验结果表明，BVT蝶型浮阀塔板对液体具有导向作用，有利于降低塔板上的液体返混，提高塔板传质性能。
The results indicate that the liquid backmixing degree on BVT is lower, and this can give rise to transfer efficiency.
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