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首页 > 行业新闻> 气动套筒控制阀：工业系统中的精确流量调节
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气动套筒控制阀：工业系统中的精确流量调节

气动套筒控制阀是一种专门的控制阀，旨在调节工业过程中高精度的流体流量。它利用气动执行器来操纵柔性套筒，从而控制液体，气体或浆液的流动。该阀有能力处理具有挑战性的流体并在各种应用中提供准确的流量控制。
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结构和组件

气动套筒控制阀由几个关键组件组成。其核心是柔性套筒，通常由橡胶或其他弹性体材料制成，该材料位于阀体内。套筒旨在响应气动执行器施加的压力而扩大或收缩。
气动执行器连接到提供压缩空气的控制系统。根据设计的不同，执行器可以是直接的 - 表演或反向表演。在直接作用执行器中，气压的增加会导致套筒收缩，减少流动区域，从而限制流体流动。相反，在反向的指示器中，气压的增加会导致套筒的膨胀，从而增加了流动面积。
阀体通常由诸如铸铁，钢或不锈钢等材料制成，为内部组件提供结构支撑和保护。它还具有入口和出口端口，用于输入和退出阀门的流体。

工作原理

气动套筒控制阀的操作是基于通过柔性套筒变形改变流动区域的原理。当控制系统向气动执行器发送信号时，将压缩空气提供给执行器室。该气压作用于执行器内的隔膜或活塞，产生一种传递到袖子的力。
随着套筒变形（合同或扩展），可用于流体流动的横截面区域。反过来，这会改变流经阀的流体的流速。施加到执行器的气压与所得流量的关系通常是线性的，或者可以调整以遵循特定的流动特征曲线，例如相等的百分比或快速打开 - 取决于应用程序的要求。
June 20, 2025
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