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Author:

赵升吨 (赵升吨.) | 李帆 (李帆.) | 董朋 (董朋.) | 李靖祥 (李靖祥.) | 张鹏 (张鹏.) | 王永飞 (王永飞.)

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incoPat WF

Abstract:

一种具有压力正反馈结构的直动式三通减压阀,包括紧密配合的阀体以及阀芯,阀体上开有节流口、出油口和回油口,出油口与阀芯的配合,油液从节流口进入,从出油口流出进入执行元件;阀芯的顶端和阀体之间形成A1油腔,A1油腔内阀芯的顶端通过压力设定弹簧和可调螺钉的底端连接,可调螺钉的中部通过螺纹方式与阀体连接,可调螺钉的顶端伸出阀体外,阀芯的底端和阀体之间形成A2油腔,出油口和A1油腔、A2油腔连通,A1油腔处的阀芯的受力面积小于A2油腔处的阀芯受力面积;本发明将阀体上出油口的压力油液引入了A1油腔,作为压力正反馈,在阀工作过程中,与A2油腔两者相互比较,共同作用推动阀芯工作,能够显著提高阀的响应速度。

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Patent Info :

Type: 发明专利

Patent No.: CN201711124336.9

Filing Date: 2017-11-14

Publication Date: 2018-05-04

Pub. No.: CN107990021A

Applicants: 西安交通大学

Legal Status: 在审

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ESI Highly Cited Papers on the List: 0 Unfold All

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30 Days PV: 1

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