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Products/CompanyIntroductionSeminarSpecialtyCartridgeValves特殊插装阀ProductOverviewProducts/CompanyIntroductionSeminarSpecialtyCartridgeValves©2009SunHydraulicsCorporation2特殊性能阀梭阀回路简化阀蓄能器卸荷阀插孔堵头Products/CompanyIntroductionSeminarSpecialtyCartridgeValves©2009SunHydraulicsCorporation3梭阀单球珠双路单向热油梭阀Products/CompanyIntroductionSeminarSpecialtyCartridgeValves©2009SunHydraulicsCorporation4No.ofPortsFunctionNominalCapacityCartridgeModelCavitySymbol2PortSingleBall1.25gpm(4.7L/min)CSAWT-162ASignalExternal2.5gpm(10L/min)CSAAT-13A2PortSingleBall1.25gpm(4.7L/min)CSAYT-162ASignalatPort22.5gpm(10L/min)CSACT-13A3PortSingleBall1.25gpm(4.7L/min)CSAXT-163ASignalatPort32.5gpm(10L/min)CSABT-11A3PortSingleBall1.25gpm(4.7L/min)CSAZT-163ASignalatPort22.5gpm(10L/min)CSADT-11A2PortBack-to-BackCheck2.5gpm(10L/min)CDAAT-13ASignalExternal2PortBack-to-BackCheck2.5gpm(10L/min)CDACT-13ASignalatPort23PortBack-to-BackCheck2.5gpm(10L/min)CDABT-11ASignalatPort33PortBack-to-BackCheck2.5gpm(10L/min)CDADT-11ASignalatPort2ShuttleValvesProducts/CompanyIntroductionSeminarSpecialtyCartridgeValves©2009SunHydraulicsCorporation5单珠梭阀•单株梭阀将会选择压力更高的油路输出.•使用场合是需要回路中有两口比较.•当两边的压力口都降至一个低压力的情况下,单弹珠形式将允许压力信号的下降.•在小流量等级的情况下,用来传说一个压力信号12EXT312Products/CompanyIntroductionSeminarSpecialtyCartridgeValves©2009SunHydraulicsCorporation6双路单向阀•元件方面,是并入两个简单的单向阀在一个阀中.•此阀联接两个高压油口,输出于信号或者公用口.•这种阀不产生相应的压降,所以需要全面的考虑液压回路.•原理图中,这经常标示为简单的梭阀结构.31212EXTProducts/CompanyIntroductionSeminarSpecialtyCartridgeValves©2009SunHydraulicsCorporation7梭阀Products/CompanyIntroductionSeminarSpecialtyCartridgeValves©2009SunHydraulicsCorporation8DS*H、DS*D热油梭阀TG1G3G22112•当高压侧接收信号时,将会使另一向的油液导通回油,从而使低压侧油液排除闭式回路.•被用于闭式回路的油液冲洗.•热油将会被过滤,冷却然后通过补油泵再补回入闭式回路中.•当2口、4口压力相等时,阀芯位于中位,没有油液流出.•DS*D增加了延时动作.3124NotUsedProducts/CompanyIntroductionSeminarSpecialtyCartridgeValves©2009SunHydraulicsCorporation9回路简化阀流量保护排气启动阀蓄能器卸荷阀先导关闭单向阀分流阀测压缓冲器孔型堵头Products/CompanyIntroductionSeminarSpecialtyCartridgeValves©2009SunHydraulicsCorporation10FQ*A--流量保护•当执行器管路爆裂,该阀可以迅速闭合,以此保护执行器•突然流量的上升至超过阀的设定值将会使得阀芯关闭(如泄压过程)•流量超过设定值25%是被允许的21CylinderPort21InletfrompumpProducts/CompanyIntroductionSeminarSpecialtyCartridgeValves©2009SunHydraulicsCorporation11NQEB–排气及启动阀•这种阀是用于排出液压系统中的空气,同时允许泵在轻负载条件下启动而设计的.•只有系列2的插装阀可选,流量至50GPM(190L/min).•随着流量的增加闭合时间减少2121OpenpositionClosedpositionProducts/CompanyIntroductionSeminarSpecialtyCartridgeValves©2009SunHydraulicsCorporation12Q***--卸荷阀•当蓄能器具有了满足系统足够的压力时,用于泵的卸荷•有众多重设压力比、适用于X系列的阀块中•只有在系列1中有带/不带单向阀两种可选ValvePilot23Drain1Accumulator1Accumulator3DrainValvePilot2Products/CompanyIntroductionSeminarSpecialtyCartridgeValves©2009SunHydraulicsCorporation13CO*A先导关闭单向阀•2口流向1口这种情况是不存在的•先导压力与口1比值为1.8:1•先导口1000psi将克服1口1800psi的压力.•在差动回路中被广泛使用.Products/CompanyIntroductionSeminarSpecialtyCartridgeValves©2009SunHydraulicsCorporation14DS*X--分流阀,常闭•2位常闭式分流阀—先导动作•1口回油将允许3口的压力克服弹簧,从而使阀芯移动.•3口之后将会联接2口和4口•这类阀的一个应用是牵引驱动回路.•这类阀可以并联分流/集流阀使用,提供大流量的油路控制.•有4个系列可选,从15到120gpm3124Products/CompanyIntroductionSeminarSpecialtyCartridgeValves©2009SunHydraulicsCorporation15DS*Y-分流阀,常开•2位常开型分流阀,3口流向4口–先导动作.•1口泄流将允许3口压力克服弹簧力使阀芯动作,使3口和2口相通.•这类阀成对使用可以控制两个马达的动作.•拥有4个系列从15到120gpm3124Products/CompanyIntroductionSeminarSpecialtyCartridgeValves©2009SunHydraulicsCorporation16测压缓冲器•这是一个具备节流和流量截止的设备.•这可以用于测压设备的保护.•压力波动,冲击可以通过测压缓冲器克服.•具有很多种可选的结构Products/CompanyIntroductionSeminarSpecialtyCartridgeValves©2009SunHydraulicsCorporation172Port3Port4port6Port孔型堵头•适合各种回路.•利于维修、故障解决.•一个阀块中多种堵头方式
本文标题:12特殊功能阀
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