CN206972635U - 带插装式单向阀的整体式多联换向阀 - Google Patents

带插装式单向阀的整体式多联换向阀 Download PDF

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CN206972635U
CN206972635U CN201621338237.1U CN201621338237U CN206972635U CN 206972635 U CN206972635 U CN 206972635U CN 201621338237 U CN201621338237 U CN 201621338237U CN 206972635 U CN206972635 U CN 206972635U
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宦治平
盛灿中
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Abstract

带插装式单向阀的整体式多联换向阀,阀体1为整体式,阀体内部铸有油槽,阀体1孔内装有双向作用阀杆4,双向作用阀杆4上有孔,与操纵手柄相连接,双向作用阀杆4的尾部的阀杆复位弹簧组件5,用于双作用阀杆4复位,推杆堵头6用于推杆限位,2个插装式单向阀2和双向推杆3组成液压锁。本实用新型带插装式单向阀的整体式多联换向阀,是由整体式多联阀体、插装式单向阀、双向推杆、双向阀杆、阀杆复位弹簧组件和推杆堵头组成,其特征在于单向阀为插装式,插装式单向阀由阀体、阀心、阀盖、弹簧和密封圈组装而成,装在阀体孔中,单向阀体孔的内锥面和单向阀心的外锥面配合用于封油,2个插装式单向阀和双向推杆组成液压锁。

Description

带插装式单向阀的整体式多联换向阀
技术领域
本实用新型涉及到一种农业机械用整体式多联换向阀,特别涉及到一种收割机整体式多联换向阀。
背景技术
市场上收割机用多联换向阀已经采用了整体式结构,与传统分片阀相比,克服了端面密封连接时易变形卡阀、易泄漏的缺陷,但组成液压锁的二个单向阀为分立式,装配时需要选配,增加了装配的工作量;单向阀属易损件,分立式单向阀给维修工作带来一定的困难。
发明内容
本实用新型需要解决的技术问题是,提供一种结构合理、通用性好、易于装配和维修的整体式多联换向阀。
插装式单向阀具体技术方案是,插装式单向阀安装和拆卸时都为整体式,与传统的分立元件组成的单向阀相比,换向阀的锁紧保压功能和一致性大幅提升,可以根据需要互换,维护保养更为方便,其它结构和零部件与原来的整体式多换向阀相同。
本实用新型带插装式单向阀的整体式多联换向阀,由整体式多联阀体、插装式单向阀、双向推杆、双向阀杆、阀杆复位弹簧组件和推杆堵头组成,其特征在于单向阀为插装式,插装式单向阀由阀体、阀心、阀盖、弹簧和密封圈组装而成,装在阀体孔中,单向阀体孔的内锥面和单向阀心的外锥面配合用于封油,2个插装式单向阀和双向推杆组成液压锁。
附图说明
图1是本实用新型带插装式单向阀的整体式多联换向阀的主视图。
图中,1是阀体,4是阀杆,5是阀杆复位弹簧组件,7是与工作机构连接的油口,P是进油口,T是回油口。
图2是本实用新型带插装式单向阀的整体式多联换向阀A-A剖视图。
图中,1是阀体,2是插装式单向阀,3是推杆,4是阀杆,5是阀杆复位弹簧组件,7是与工作机构连接的油口。
图3是本实用新型带插装式单向阀的整体式多联换向阀B-B剖视图。
图中,1是阀体,2是插装式单向阀,3是推杆,4是双向阀杆,5是阀杆复位弹簧组件,6是推杆堵头,7是与工作机构连接的油口。
图4是本实用新型带插装式单向阀的整体式多联换向阀中的插装式单向阀剖视图。
图中,2-1是阀插装式单向阀体,单向阀体孔有内锥面;2-2是密封圈,2-3 是阀插装式单向阀心,单向阀心有外锥面;2-4是弹簧,2-5是插装式单向阀阀盖,2-6是密封圈,单向阀体孔的内锥面和单向阀心的外锥面配合用于封油。
具体实施方式:
本实用新型带插装式单向阀的整体式多联换向阀,阀体1为整体式,阀体内部铸有油槽,阀体1孔内装有双向作用阀杆4,双向作用阀杆4上有孔,与操纵手柄相连接,双向作用阀杆4的尾部的阀杆复位弹簧组件5,用于双作用阀杆4复位,推杆堵头6用于推杆限位,2个插装式单向阀2和双向推杆3组成液压锁。
本实用新型带插装式单向阀的整体式多联换向阀,是由整体式多联阀体、插装式单向阀、双向推杆、双向阀杆、阀杆复位弹簧组件和推杆堵头组成,其特征在于单向阀为插装式,插装式单向阀由阀体、阀心、阀盖、弹簧和密封圈组装而成,装在阀体孔中,单向阀体孔的内锥面和单向阀心的外锥面配合用于封油,2个插装式单向阀和双向推杆组成液压锁。

Claims (1)

1.带插装式单向阀的整体式多联换向阀,由整体式多联阀体、插装式单向阀、双向推杆、双向阀杆、阀杆复位弹簧组件和推杆堵头组成,其特征在于单向阀为插装式,插装式单向阀由阀体、阀心、阀盖、弹簧和密封圈组装而成,装在阀体孔中,单向阀体孔的内锥面和单向阀心的外锥面配合用于封油,2个插装式单向阀和双向推杆组成液压锁。
CN201621338237.1U 2016-12-01 2016-12-01 带插装式单向阀的整体式多联换向阀 Expired - Fee Related CN206972635U (zh)

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