CN102927072B - 一种带阀芯位置检测的电液伺服阀 - Google Patents
一种带阀芯位置检测的电液伺服阀 Download PDFInfo
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- CN102927072B CN102927072B CN201210477311.8A CN201210477311A CN102927072B CN 102927072 B CN102927072 B CN 102927072B CN 201210477311 A CN201210477311 A CN 201210477311A CN 102927072 B CN102927072 B CN 102927072B
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- 230000011664 signaling Effects 0.000 claims abstract description 10
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 description 8
- 239000003921 oil Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 230000005674 electromagnetic induction Effects 0.000 description 3
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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CN201210477311.8A CN102927072B (zh) | 2012-11-22 | 2012-11-22 | 一种带阀芯位置检测的电液伺服阀 |
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CN201210477311.8A CN102927072B (zh) | 2012-11-22 | 2012-11-22 | 一种带阀芯位置检测的电液伺服阀 |
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CN102927072A CN102927072A (zh) | 2013-02-13 |
CN102927072B true CN102927072B (zh) | 2015-09-16 |
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Families Citing this family (4)
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CN104567686A (zh) * | 2013-10-18 | 2015-04-29 | 北京精密机电控制设备研究所 | 偏转板位移测量装置 |
CN104897380B (zh) * | 2015-04-09 | 2017-12-12 | 中国第一汽车股份有限公司无锡油泵油嘴研究所 | 共轨管限压阀偶件保压行程的检测装置和测量方法 |
CN109556854B (zh) * | 2018-11-28 | 2021-09-14 | 中国航空工业集团公司西安飞行自动控制研究所 | 旋转直接驱动伺服阀的副阀芯检测结构 |
CN112604863A (zh) * | 2020-12-28 | 2021-04-06 | 广州媛爱贸易有限公司 | 一种电液伺服阀喷嘴自动压入设备 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN2114721U (zh) * | 1991-05-20 | 1992-09-02 | 张剑 | 一种可测故障的液压控制阀 |
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US3464443A (en) * | 1967-10-19 | 1969-09-02 | Koehring Co | Pilot controllable valve mechanism |
CN2846835Y (zh) * | 2005-07-22 | 2006-12-13 | 陈镇汉 | 压力流量电液伺服阀 |
CN201636110U (zh) * | 2009-12-09 | 2010-11-17 | 中冶南方工程技术有限公司 | 轧机压下系统专用三通电液伺服阀 |
CN101725585A (zh) * | 2009-12-11 | 2010-06-09 | 上海诺玛液压系统有限公司 | 一种电液伺服阀 |
CN201621117U (zh) * | 2009-12-11 | 2010-11-03 | 陈镇汉 | 一种智能型电液流量伺服阀 |
CN102221112A (zh) * | 2010-04-14 | 2011-10-19 | 南京理工大学 | 气动/液压内磁式位置检测滑阀 |
CN201851415U (zh) * | 2010-11-09 | 2011-06-01 | 韩晓新 | 电液伺服阀 |
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CN2114721U (zh) * | 1991-05-20 | 1992-09-02 | 张剑 | 一种可测故障的液压控制阀 |
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Address after: Shandong province Ji'nan City Fengming road 250101 Harbor District No. 1000 Shandong Jianzhu University Applicant after: Li Tao Address before: 250014, No. ten, No. 73, Lixia District, Ji'nan City, Shandong Province Applicant before: Li Tao |
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Denomination of invention: Electro-hydraulic servo valve with valve core position detection function Effective date of registration: 20160615 Granted publication date: 20150916 Pledgee: Agricultural Bank of China Limited by Share Ltd. Dongying branch Pledgor: SHANDONG KERUI PETROLEUM EQUIPMENT Co.,Ltd.|SHANDONG SHENGLI PETROLEUM EQUIPMENT INDUSTRY TECHNOLOGY Research Institute|SHANDONG KERUI OIL AND GAS ENGINEERING GROUP CO.,LTD. Registration number: 2016990000507 |
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Denomination of invention: Electro-hydraulic servo valve with valve core position detection function Effective date of registration: 20170620 Granted publication date: 20150916 Pledgee: Agricultural Bank of China Limited by Share Ltd. Dongying Dongying District sub branch Pledgor: SHANDONG KERUI PETROLEUM EQUIPMENT Co.,Ltd.|SHANDONG SHENGLI PETROLEUM EQUIPMENT INDUSTRY TECHNOLOGY Research Institute|SHANDONG KERUI OIL AND GAS ENGINEERING GROUP CO.,LTD.|SHANDONG KERUI WELL CONTROL SYSTEM MANUFACTURING Co.,Ltd. Registration number: 2017990000502 |
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Denomination of invention: Electro-hydraulic servo valve with valve core position detection function Effective date of registration: 20180622 Granted publication date: 20150916 Pledgee: Agricultural Bank of China Limited by Share Ltd. Dongying Dongying District sub branch Pledgor: SHANDONG SHENGLI PETROLEUM EQUIPMENT INDUSTRY TECHNOLOGY Research Institute|SHANDONG KERUI PETROLEUM EQUIPMENT Co.,Ltd.|SHANDONG KERUI OIL AND GAS ENGINEERING GROUP CO.,LTD.|SHANDONG KERUI WELL CONTROL SYSTEM MANUFACTURING Co.,Ltd. Registration number: 2018990000474 |
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Date of cancellation: 20190806 Granted publication date: 20150916 Pledgee: Agricultural Bank of China Limited by Share Ltd. Dongying Dongying District sub branch Pledgor: SHANDONG KERUI OIL AND GAS ENGINEERING GROUP CO.,LTD.|SHANDONG KERUI PETROLEUM EQUIPMENT Co.,Ltd.|SHANDONG SHENGLI PETROLEUM EQUIPMENT INDUSTRY TECHNOLOGY Research Institute|Weifei Marine Equipment Manufacturing Co.,Ltd. Registration number: 2018990000474 |
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