CN109630177B - 机载临时支护装置全液压双向闭锁系统 - Google Patents
机载临时支护装置全液压双向闭锁系统 Download PDFInfo
- Publication number
- CN109630177B CN109630177B CN201811518901.4A CN201811518901A CN109630177B CN 109630177 B CN109630177 B CN 109630177B CN 201811518901 A CN201811518901 A CN 201811518901A CN 109630177 B CN109630177 B CN 109630177B
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- Prior art keywords
- way valve
- port
- valve
- hydraulic
- pilot
- Prior art date
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- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 14
- 230000005641 tunneling Effects 0.000 claims description 2
- 239000003921 oil Substances 0.000 description 29
- 239000010720 hydraulic oil Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
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
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/04—Safety devices
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/24—Remote control specially adapted for machines for slitting or completely freeing the mineral
-
- 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
- E21D23/26—Hydraulic or pneumatic control
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811518901.4A CN109630177B (zh) | 2018-12-12 | 2018-12-12 | 机载临时支护装置全液压双向闭锁系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811518901.4A CN109630177B (zh) | 2018-12-12 | 2018-12-12 | 机载临时支护装置全液压双向闭锁系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109630177A CN109630177A (zh) | 2019-04-16 |
CN109630177B true CN109630177B (zh) | 2020-06-16 |
Family
ID=66073283
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811518901.4A Active CN109630177B (zh) | 2018-12-12 | 2018-12-12 | 机载临时支护装置全液压双向闭锁系统 |
Country Status (1)
Country | Link |
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CN (1) | CN109630177B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111473010A (zh) * | 2020-04-17 | 2020-07-31 | 郝睿 | 一种综掘机液压限位装置 |
CN111637108A (zh) * | 2020-06-16 | 2020-09-08 | 凯盛重工有限公司 | 一种安全可靠的掘锚机互锁液压系统 |
CN113294182A (zh) * | 2021-05-10 | 2021-08-24 | 凯盛重工有限公司 | 一种新型的机载临时支护装置液压系统 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10291782A (ja) * | 1997-04-16 | 1998-11-04 | Hitachi Constr Mach Co Ltd | 作業機のウインチ装置 |
KR20050052092A (ko) * | 2003-11-29 | 2005-06-02 | 두산인프라코어 주식회사 | 휠타입 굴삭기의 램실린더 제어장치 |
CN201606091U (zh) * | 2010-01-27 | 2010-10-13 | 三一重型装备有限公司 | 一种控制掘进机锚杆动力的液压装置 |
CN203743102U (zh) * | 2014-01-17 | 2014-07-30 | 常林股份有限公司 | 掘进机侧支撑与行走互锁液压控制装置 |
CN204754960U (zh) * | 2015-06-23 | 2015-11-11 | 陕西国防工业职业技术学院 | 一种履带式掘进机超前支护液压装置 |
CN108953255A (zh) * | 2018-07-27 | 2018-12-07 | 中国煤炭科工集团太原研究院有限公司 | 一种矿用机载锚钻装置全液压自动制系统 |
-
2018
- 2018-12-12 CN CN201811518901.4A patent/CN109630177B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10291782A (ja) * | 1997-04-16 | 1998-11-04 | Hitachi Constr Mach Co Ltd | 作業機のウインチ装置 |
KR20050052092A (ko) * | 2003-11-29 | 2005-06-02 | 두산인프라코어 주식회사 | 휠타입 굴삭기의 램실린더 제어장치 |
CN201606091U (zh) * | 2010-01-27 | 2010-10-13 | 三一重型装备有限公司 | 一种控制掘进机锚杆动力的液压装置 |
CN203743102U (zh) * | 2014-01-17 | 2014-07-30 | 常林股份有限公司 | 掘进机侧支撑与行走互锁液压控制装置 |
CN204754960U (zh) * | 2015-06-23 | 2015-11-11 | 陕西国防工业职业技术学院 | 一种履带式掘进机超前支护液压装置 |
CN108953255A (zh) * | 2018-07-27 | 2018-12-07 | 中国煤炭科工集团太原研究院有限公司 | 一种矿用机载锚钻装置全液压自动制系统 |
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CN109630177A (zh) | 2019-04-16 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Full hydraulic bidirectional locking system of airborne temporary support device Effective date of registration: 20211222 Granted publication date: 20200616 Pledgee: Bank of China Limited Zoucheng sub branch Pledgor: ZOUCHENG YANKUANG TAIDE INDUSTRY & TRADE Co.,Ltd. Registration number: Y2021980015741 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
CP01 | Change in the name or title of a patent holder |
Address after: 273500 west of middle section of West Outer Ring Road, Zoucheng City, Jining City, Shandong Province Patentee after: Shandong Yanneng Taide Heavy Industry Co.,Ltd. Address before: 273500 west of middle section of West Outer Ring Road, Zoucheng City, Jining City, Shandong Province Patentee before: ZOUCHENG YANKUANG TAIDE INDUSTRY & TRADE Co.,Ltd. |
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