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阻断结合面渗油结构的变速操纵阀

申请公布号:CN201772053U

申请号:CN201020256830.8

申请日期:2010.07.13

申请公布日期:2011.03.23

申请人:
杭州萧山叉车配件有限公司

发明人:吴椒;吴戈;俞仁利;卢瑛

分类号:F16H61/28(2006.01)I;F15B13/02(2006.01)I

主分类号:F16H61/28(2006.01)I

代理机构:
杭州杭诚专利事务所有限公司 33109

代理人:王江成

地址:311241 浙江省杭州市萧山区瓜沥镇临港工业功能区经三路

摘要:本实用新型涉及一种变速操纵阀,尤其是涉及一种阻断结合面渗油结构的变速操纵阀。其主要是解决现有技术所存在的变速操纵阀长期在恶劣工况中工作,使阀体与箱体结合面中间的纸垫老化,结合面的平面度差,纸垫的密度低,造成变速操纵阀体平面与变速箱变速箱体平面的结合面渗油等的技术问题。本实用新型包括阀体(1),其特征在于所述的阀体(1)上设有变速换挡装置、制动装置、减压缓冲装置,变速换挡装置、制动装置、减压缓冲装置之间通过主油路(2)连通,阀体(1)内设有回油腔(39),主油路的外围的阀体上设有防渗低压油槽(40),防渗低压油槽与回油腔连通。

主权项:一种阻断结合面渗油结构的变速操纵阀,包括阀体(1),其特征在于所述的阀体(1)上设有变速换挡装置、制动装置、减压缓冲装置,变速换挡装置、制动装置、减压缓冲装置之间通过主油路(2)连通,阀体(1)内设有回油腔(39),主油路的外围的阀体上设有防渗低压油槽(40),防渗低压油槽与回油腔连通。

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