R900440565Z2FS6B2-4X/2QVR900440565Z2FS6B2-4X/2QVR900440565Z2FS6B2-4X/2QV力士乐REXROTH液控单向阀应用(1)保持压力。滑阀式换向阀都有间隙泄漏现象，只能短时间保压。当有保压要求时，可在油路上加一个液控单向阀，利用锥阀关闭的严密性，使油路长时间保压。(2)液压缸的“支承”。在立式液压缸中，由于滑阀和管的泄漏，在活塞和活塞杆的重力下，可能引起活塞和活塞杆下滑。将液控单向阀接于液压缸下腔的油路，则可防止液压缸活塞和滑块等活动部分下滑。(3)实现液压缸锁紧。当换向阀处于中位时，两个液控单向阀关闭，可严密封闭液压缸两腔的油液，这时活塞就不能因外力作用而产生移动。(4)大流量排油。液压缸两腔的有效工作面积相差很大。在活塞退回时，液压缸右腔排油量骤然增大，此时若采用小流量的滑阀，会产生节流作用，限制活塞的后退速度；若加设液控单向阀，在液压缸活塞后退时，控制压力油将液控单向阀打开，便可以顺利地将右腔油液排出。(5)作充油阀。立式液压缸的活塞在高速下降过程中，因高压油和自重的作用，致使下降迅速，产生吸空和负压，必须增设补油装置。液控单向阀作为充油阀使用，以完成补油功能。(6)组合成换向阀。本公司是力士乐REXROTH武汉一级代理，如有需求请联系力士乐REXROTH销售负责人：刘女士手机：15827383769电话：027-87856628传真：027-87850991***：2578874787邮箱：2578874787@***.comR900453511SV10GB1-4X/R900455015SV10GA2-4X/R900459915SV10PA3-4X/R900463364SV10PA1-4X/VR900464707SV10PB3-4X/R900464954SV10GB2-4X/R900465776SV10GA1-4X/VR900466324SV10PA3-4X/VR900467724SV10PB1-4X/R900481120SV10GA2-4X/VR900483368SV10GA1-4X/R900483369SV10PA1-4X/R900500094SV20PA1-4X/VR900500292SV20GA1-4X/VR900500892SV30PA1-4X/VR900501468SV20PB3-4X/R900501701SV20PB1-4X/R900501802SV20PB2-4X/R900502112SV30PA2-4X/VR900502240SV30PB1-4X/R900511197SV20GA4-4X/R900515645SV30PB3-4X/R900517582SV20PB2-4X/VR900527645SV30GA1-4X/VR900566627SV20PA2-4X/VR900571302SV30GB3-4X/R900582578SV10PB2-4X/VR900587550SV20GA1-4X/R900587552SV30GA1-4X/R900587557SV20PA1-4X/R900587558SV30PA1-4X/R900596177SV10GA4-4X/R900598342SV20PA3-4X/R900598553SV20GB1-4X/R900599456SV30PA2-4X/R900599535SV20PA2-4X/R900599647SV30PB2-4X/R900599743SV30GB1-4X/R900987025SV20PA4-4X/VR978917483SV30PA3-4X/VSL单向阀R900058475SL30PB2-4X/VR900403579SL10PA4-4X/VR900406641SL10PB1-4X/VR900419510SL10PA4-4X/R900438637SL10PB3-4X/R900442260SL10PA2-4X/R900443418SL10PA3-4X/R900443419SL10PB1-4X/R900445826SL10GA4-4X/R900447726SL10GB3-4X/R900451135SL10GB1-4X/R900451335SL10PB4-4X/R900454520SL10GA3-4X/R900457386SL10PB2-4X/R900457388SL10PA1-4X/VR900474395SL10GB2-4X/R900483370SL10GA1-4X/R900483371SL10PA1-4X/R900500093SL20GB2-4X/R900500095SL30PA1-4X/VR900500208SL20PB2-4X/R900500298SL20GB1-4X/R900500527SL20PB3-4X/R900500618SL30GA2-4X/R900500870SL20PA2-4X/VR900501547SL20PA1-4X/VR900501652SL30PA4-4X/R900502670SL10GA2-4X/VR900503740SL30PB2-4X/R900505807SL30PB3-4X/R900508354SL30PB1-4X/VR900509458SL20PB1-4X/VR900513491SL30PB4-4X/R900513545SL20PB4-4X/R900514206SL30PA2-4X/VR900514645SL10PB2-4X/VR900514669SL20PA4-4X/VR900518694SL30PA3-4X/VR900527575SL10PB4-4X/VR900528010SL30GA2-4X/VR900564927SL30PB3-4X/VR900586396SL10PA2-4X/VR900587554SL20GA1-4X/R900587556SL30GA1-4X/R900587559SL20PA1-4X/R900587560SL30PA1-4X/R900599473SL30PA2-4X/R900599536SL20PA2-4X/R900599553SL30PA3-4X/R900599586SL20PB1-4X/R900599606SL20PA3-4X/)