CN104453969B - 电磁阀监测方法和系统 - Google Patents
电磁阀监测方法和系统 Download PDFInfo
- Publication number
- CN104453969B CN104453969B CN201410532562.0A CN201410532562A CN104453969B CN 104453969 B CN104453969 B CN 104453969B CN 201410532562 A CN201410532562 A CN 201410532562A CN 104453969 B CN104453969 B CN 104453969B
- Authority
- CN
- China
- Prior art keywords
- electromagnetic valve
- valve
- action
- hydraulic cylinder
- pressure value
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012544 monitoring process Methods 0.000 title claims abstract description 59
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000007789 sealing Methods 0.000 claims description 10
- 239000012535 impurity Substances 0.000 claims description 8
- 238000005086 pumping Methods 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 claims 2
- 238000001514 detection method Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 239000012224 working solution Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/12—Control, e.g. using remote control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410532562.0A CN104453969B (zh) | 2014-10-10 | 2014-10-10 | 电磁阀监测方法和系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410532562.0A CN104453969B (zh) | 2014-10-10 | 2014-10-10 | 电磁阀监测方法和系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104453969A CN104453969A (zh) | 2015-03-25 |
CN104453969B true CN104453969B (zh) | 2017-01-25 |
Family
ID=52900639
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410532562.0A Active CN104453969B (zh) | 2014-10-10 | 2014-10-10 | 电磁阀监测方法和系统 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104453969B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106246214B (zh) * | 2016-08-24 | 2018-11-06 | 日立楼宇技术(广州)有限公司 | 电磁先导阀的状态检测系统及方法 |
CN109481983A (zh) * | 2018-12-21 | 2019-03-19 | 养云科技(宁波)有限公司 | 一种具有远程检修功能的饮水机 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3410273C1 (de) * | 1984-03-21 | 1985-06-13 | Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal | Steuereinrichtung für hydraulischen Schreitausbau |
US4870364A (en) * | 1987-05-09 | 1989-09-26 | Gewerkschaft Eisenhutte Westfalia Gmbh | Method of, and apparatus for, monitoring the operation of electromagnetic hydraulic valves |
CN101788375A (zh) * | 2010-02-01 | 2010-07-28 | 温州市基安机械有限公司 | 大流量安全阀抗冲击性能试验装置 |
CN102392668A (zh) * | 2011-10-20 | 2012-03-28 | 宁波长壁流体动力科技有限公司 | 一种采煤用电控系统 |
CN202266287U (zh) * | 2011-09-30 | 2012-06-06 | 广州日滨科技发展有限公司 | 液压支架电磁阀驱动器 |
CN103089748A (zh) * | 2013-01-17 | 2013-05-08 | 山西平阳广日机电有限公司 | 一种电磁先导阀寿命试验装置及其试验方法 |
-
2014
- 2014-10-10 CN CN201410532562.0A patent/CN104453969B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3410273C1 (de) * | 1984-03-21 | 1985-06-13 | Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal | Steuereinrichtung für hydraulischen Schreitausbau |
US4870364A (en) * | 1987-05-09 | 1989-09-26 | Gewerkschaft Eisenhutte Westfalia Gmbh | Method of, and apparatus for, monitoring the operation of electromagnetic hydraulic valves |
CN101788375A (zh) * | 2010-02-01 | 2010-07-28 | 温州市基安机械有限公司 | 大流量安全阀抗冲击性能试验装置 |
CN202266287U (zh) * | 2011-09-30 | 2012-06-06 | 广州日滨科技发展有限公司 | 液压支架电磁阀驱动器 |
CN102392668A (zh) * | 2011-10-20 | 2012-03-28 | 宁波长壁流体动力科技有限公司 | 一种采煤用电控系统 |
CN103089748A (zh) * | 2013-01-17 | 2013-05-08 | 山西平阳广日机电有限公司 | 一种电磁先导阀寿命试验装置及其试验方法 |
Non-Patent Citations (1)
Title |
---|
液压支架电磁阀数值仿真研究;王扬彬;《中国优秀硕士学位论文全文数据库工程科技Ⅱ辑》;20090415(第4期);63-71 * |
Also Published As
Publication number | Publication date |
---|---|
CN104453969A (zh) | 2015-03-25 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: Nanxiang three road, Science City high tech Industrial Development Zone, Guangzhou city of Guangdong Province, No. 2 510660 Co-patentee after: Shanxi Pingyang Guangri Electromechanical Co., Ltd. Patentee after: Hitachi building technologies (Guangzhou) Co. Ltd. Address before: Nanxiang Road three Guangzhou Science City 510660 high tech Industrial Development Zone, Guangdong city of Guangzhou province No. 2 Co-patentee before: Shanxi Pingyang Guangri Electromechanical Co., Ltd. Patentee before: Guangzhou Ropente Science and Technology Development Co., Ltd. |
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CP03 | Change of name, title or address |