供應(yīng)北京華德液壓閥Z2FS6-7-40B/20
分步直動(dòng)式電磁閥
原理:它是一種直動(dòng)和先導(dǎo)式相結(jié)合的原理,當(dāng)入口與出口沒有壓差時(shí),通電后,電磁力直接把先導(dǎo)小閥和主閥關(guān)閉件依次向上提起,閥門打開。當(dāng)入口與出口達(dá)到啟動(dòng)壓差時(shí),通電后,電磁力先導(dǎo)小閥,主閥下腔壓力上升,上腔壓力下降,從而利用壓差把主閥向上推開;斷電時(shí),先導(dǎo)閥利用彈簧力或介質(zhì)壓力推動(dòng)關(guān)閉件,向下移動(dòng),使閥門關(guān)閉。
供應(yīng)北京華德液壓閥Z2FS6-7-40B/20
先導(dǎo)式電磁閥
原理:通電時(shí),電磁力把先導(dǎo)孔打開,上腔室壓力迅速下降,在關(guān) 閉件周圍形成上低下高的壓差,流體壓力推動(dòng)關(guān)閉件向上移動(dòng),閥門打開;斷電時(shí),彈簧力把先導(dǎo)孔關(guān)閉,入口壓力通過旁通孔迅速腔室在關(guān)閥件周圍形成下低上高的壓差,流體壓力推動(dòng)關(guān)閉件向下移動(dòng),關(guān)閉閥門。
Z2S22-4-50B
Z2FS10A5-30B/S2
Z2FS6A2-40B/10
Z2S22A1-50
Z2FS10A5-30B/S3
Z2FS6A2-40B/20
Z2S22A2-50B
Z2FS10A5-30B/S4
Z2FS6A3-40B/10
Z2S22A-30B
Z2FS10A7-30
Z2FS10-20B/S Z2FS10B5-30B/S4 Z2S10A1-20B
Z2FS10-20B/S2 Z2FS10B7-30B Z2S10A2-20B
Z2FS10-20B/S3 Z2FS10B7-30B/S Z2S10A3-20B
Z2FS10-20B/S4 Z2FS10B7-30B/S2 Z2S10B1-20B
Z2FS10-3-30B Z2FS10B7-30B/S3 Z2S10B2-20B
Z2FS10-3-30B/S2 Z2FS16-30B/S Z2S16-1-50
Z2FS10-3-30B/S3 Z2FS16-30B/S2 Z2S16-2-50
Z2FS10-3-30B/S4 Z2FS16-30B/S3 Z2S16-30B
Z2FS10-5-30B Z2FS16-30B/S4 Z2S16-3-50B