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Alternative TitleCompact outer control direct operated overflow valve
杜林森; 孙斌; 张奇峰; 霍良青
Rights Holder中国科学院沈阳自动化研究所
Patent Agent沈阳科苑专利商标代理有限公司 21002
Other AbstractThe utility model relates to a hydraulic valve in the technical field of hydraulic transmission and control, in particular to a compact outer control direct operated overflow valve, which comprises a valve body, a sealing insertion plug, a valve core, a spring and a plug, wherein the valve body is a case of the outer control direct operated overflow valve, a plurality of connecting passages communicated with an executing element are arranged on the valve body in the axial direction, a hole passage is formed in the valve body, the sealing insertion plug and the plug are respectively connected at the two ends of the valve body in a sealed way, the valve core is accommodated in the hole passage and is in sealed butt joint with the inner wall of the hole passage, the hole passage arranged between the plug and the valve core is a cavity P, a cavity T is arranged on the valve core, a cavity A is arranged on the sealing insertion plug, the three cavities respectively correspond to the connection passages arranged on the valve body, the spring is arranged in the cavity P, the two ends of the spring are respectively in butt joint on the plug and one end of the valve core, the other end of the valve core is in sealed butt joint with the sealing insertion plug, and the valve body can axially slide along the hole passage for realizing the closing or communication between the cavity A and the cavity T. The compact outer control direct operated overflow valve has the advantages that the performance is stable, the structure is compact, the cost is low, the realization is easy, and the like.
PCT Attributes
Application Date2013-11-30
Date Available2014-05-07
Application NumberCN201320784977.8
Open (Notice) NumberCN203584947U
Contribution Rank1
Document Type专利
Recommended Citation
GB/T 7714
杜林森,孙斌,张奇峰,等. 紧凑型外控直动式溢流阀[P]. 2014-05-07.
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