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氣動方向控制閥

流量控制閥功能

發布日期：2022-10-09 點擊率：119


　



 功能：改變相關閥口的通流面積，控制流量。（負荷變化，  閥前后壓差不變化）


     要求: 靈敏可靠，工作平穩，無噪音，機構簡單 。


     ①當閥前后的壓力差發生變化時，通過閥的流量變化要小；
    ②當油溫發生變化時，通過節流閥的流量變化要小；  
    ③要有較大的流量調節范圍，在小流量時不易堵塞。
    ④當閥全開時，液流通過節流閥的壓力損失要小；  
    ⑤閥的泄漏量要小。


       

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