The utility model relates to a spherical valve, particularly to an anti-blocking knife gate valve.
本实用新型涉及一种球阀，特别涉及一种防堵刀闸阀。
This series product is the most widely used spherical valve among spherical valves of various kinds.
氟塑料全衬球阀系列产品，是各类球阀中应用最为广泛的一种结构形式。
When the machine stops, shutting the spherical valve, the liquid in the hopper doesn't flow into the trunk.
停机时，关闭球阀，料箱内液体不再流入贮液箱。
Closed cycle proportion spherical valve pneumatic actuator system is analyzed, and its complete mathematical model is established.
对小型闭环比例气动舵机进行了分析，建立了完整的闭环比例气动舵机数学模型。
Model the spherical valve case with characteristic parameter which is the caliber of the valve, and according to some standards determine other structure sizes and create the data file.
以阀门的口径为特征参数，根据标准确定阀体的其他结构尺寸，并建立数据文件。
The valve is a pipeline opening which is spherical zone shape and anastomosed with the sphere.
其阀门为与球体相吻合的球带形管道口。
The ball valve is opens by the spherical achievement shuts a valve.
是以球状件作为启闭件的阀门。
The headstock piece ball valve is a spherical hole, around the axis perpendicular to the channel rotation, so as to achieve the purpose of crossing gate.
球阀的启闭件是一个有孔的球体，绕垂直于通道的轴线旋转，从而达到启闭通道的目的。
Its characteristics are: (1) spherical compression valve seat, it is easy to destroy things crystal stammer, for crystal, stuttering and not clean media occasions.
其特点有：(1)球面压紧阀座时，容易把结晶结巴物破坏，适用于结晶、结巴及不干净介质场合。
So we improve the old truck gasoline engine with side valve by raising its compression ratio to 7.2: 1 by using partial spherical chamber. The intake system is also improved.
为此，对一部分解放牌侧置气门汽油机的燃烧室改造为球形，提高压缩比到7.2：1，并改进进气系统，从而使功率、扭矩和燃油经济性都有所提高。
So we improve the old truck gasoline engine with side valve by raising its compression ratio to 7.2: 1 by using partial spherical chamber. The intake system is also improved.
为此，对一部分解放牌侧置气门汽油机的燃烧室改造为球形，提高压缩比到7.2：1，并改进进气系统，从而使功率、扭矩和燃油经济性都有所提高。
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