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Z2FS10-5-3X/V現(xiàn)貨德國(guó)REXROTH(力士樂(lè))溢流閥
REXROTH溢流閥是一種液壓壓力控制閥,。在液壓設(shè)備中主要起定壓溢流作用,,穩(wěn)壓,系統(tǒng)卸荷和安全保護(hù)作用,。定壓溢流作用:在定量泵節(jié)流調(diào)節(jié)系統(tǒng)中,,定量泵提供的是恒定流量。當(dāng)系統(tǒng)壓力增大時(shí),,會(huì)使流量需求減小,。此時(shí)溢流閥開(kāi)啟,使多余流量溢回油箱,,保證溢流閥進(jìn)口壓力,,即泵出口壓力恒定(閥口常隨壓力波動(dòng)開(kāi)啟)。穩(wěn)壓作用:溢流閥串聯(lián)在回油路上,,溢流閥產(chǎn)生背壓,,運(yùn)動(dòng)部件平穩(wěn)性增加。現(xiàn)貨德國(guó)REXROTH(力士樂(lè))溢流閥
系統(tǒng)卸荷作用:在溢流閥的遙控口串接溢小流量的電磁閥,,當(dāng)電磁鐵通電時(shí),,溢流閥的遙控口通油箱,此時(shí)液壓泵卸荷,。溢流閥此時(shí)作為卸荷閥使用,。
安全保護(hù)作用:系統(tǒng)正常工作時(shí),閥門(mén)關(guān)閉,。只有負(fù)載超過(guò)規(guī)定的極限(系統(tǒng)壓力超過(guò)調(diào)定壓力)時(shí)開(kāi)啟溢流,,進(jìn)行過(guò)載保護(hù),,使系統(tǒng)壓力不再增加(通常使溢流閥的調(diào)定壓力比系統(tǒng)zui高工作壓力高10%~20%),。
實(shí)際應(yīng)用中一般有:作卸荷閥用,,作遠(yuǎn)程調(diào)壓閥,作高低壓多級(jí)控制閥,,作順序閥,,用于產(chǎn)生背壓(串在回油路上)。溢流閥一般有兩種結(jié)構(gòu):1,、直動(dòng)型溢流閥,。2、先導(dǎo)式溢流閥,。我司德國(guó)公司成立,,優(yōu)勢(shì)供應(yīng)眾多歐美產(chǎn)品(MOOG、力士樂(lè)氣動(dòng),、VICKERS,、IFM、TURCK,、PILZ等直接德國(guó)走貨)價(jià)格好,,貨期快,有任何進(jìn)口產(chǎn)品詢價(jià)可隨時(shí)我,! 吳
對(duì)溢流閥的主要要求:調(diào)壓范圍大,,調(diào)壓偏差小,壓力振擺小,,動(dòng)作靈敏,,過(guò)載能力大,噪聲小,。
Z2FS10-5-3X/V現(xiàn)貨德國(guó)REXROTH(力士樂(lè))溢流閥型號(hào):
Z2DB6VD2-4X/200V,,Z2DB10VD2-4X/200V,力士樂(lè)Rexroth
Z2DB10VP2-41/200,,Z2DB10VD2-4X/200V,,Z2DB10VP2-41/200,
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ZDB6VP7-4X/50VZDBE6VP1-1X/200G24K4M力士樂(lè)Rexroth
Z2FS10-5-3X/V