久冈JGH叠加式抗衡阀:MSCV-04-B-1-A-L
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久冈JGH叠加式抗衡阀:MSCV-04-B-1-A-L
(3)顺序阀、平衡阀。根据气路压力不同进行某种控制。
在液压系统中,有些动作是有规律的。顺序阀就是把不同或相同的压力作为控制信号,自动接通或者切断某一油路,控制执行元件按照顺序进行动作的压力阀。
按照控制方式的不同,顺序阀一般分为内控式和外控式两种。所谓内控式就是直接利用阀进口处的液压油压力来控制阀口的启闭;外控式则是利用外来的控制油压来控制阀口的开关,所以,这种形式的顺序阀也称液控式。一般常用的顺序阀都是指内控式。从结构上来说,顺序阀同样也有直动式和先导式两种。由于直动式顺序阀结构简单,动作可靠,能满足大多情况下的使用要求。 [3]
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久冈JGH叠加式抗衡阀:MSCV-04-B-1-A-L
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久冈JGH叠加式抗衡阀:MSCV-04-B-1-A-L
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