CN110107329B - 抬底机构和液压支架 - Google Patents
抬底机构和液压支架 Download PDFInfo
- Publication number
- CN110107329B CN110107329B CN201910563574.2A CN201910563574A CN110107329B CN 110107329 B CN110107329 B CN 110107329B CN 201910563574 A CN201910563574 A CN 201910563574A CN 110107329 B CN110107329 B CN 110107329B
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- China
- Prior art keywords
- jack
- base
- connecting rod
- push rod
- limiting part
- 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.)
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- 230000007246 mechanism Effects 0.000 title claims abstract description 42
- 238000005266 casting Methods 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 239000003245 coal Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 11
- 230000009286 beneficial effect Effects 0.000 description 9
- 230000008569 process Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 4
- 238000005065 mining Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
Classifications
-
- 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
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
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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
- E21D23/08—Advancing mechanisms
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)
- Architecture (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910563574.2A CN110107329B (zh) | 2019-06-26 | 2019-06-26 | 抬底机构和液压支架 |
Applications Claiming Priority (1)
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CN201910563574.2A CN110107329B (zh) | 2019-06-26 | 2019-06-26 | 抬底机构和液压支架 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110107329A CN110107329A (zh) | 2019-08-09 |
CN110107329B true CN110107329B (zh) | 2024-03-08 |
Family
ID=67495786
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201910563574.2A Active CN110107329B (zh) | 2019-06-26 | 2019-06-26 | 抬底机构和液压支架 |
Country Status (1)
Country | Link |
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CN (1) | CN110107329B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113006851B (zh) * | 2021-03-19 | 2022-12-06 | 中煤科工开采研究院有限公司 | 一种矿用液压支架限位推移机构 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3325795A1 (de) * | 1983-07-16 | 1985-01-24 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Aussenliegendes schreitwerk fuer hydraulische ausbaugestelle |
CN103821548A (zh) * | 2014-01-22 | 2014-05-28 | 三一重型装备有限公司 | 一种抬底机构及液压支架 |
CN107939433A (zh) * | 2017-12-19 | 2018-04-20 | 中煤北京煤矿机械有限责任公司 | 跨限高大伸缩比大倾角高效综采支护设备 |
CN107939432A (zh) * | 2017-12-13 | 2018-04-20 | 中煤北京煤矿机械有限责任公司 | 矿用液压支架派生抬底机构 |
WO2018094705A1 (zh) * | 2016-11-25 | 2018-05-31 | 安徽理工大学 | 液压支架和液压支架控制方法 |
CN109356633A (zh) * | 2018-11-09 | 2019-02-19 | 天地科技股份有限公司 | 一种液压支架抬底机构 |
CN210087367U (zh) * | 2019-06-26 | 2020-02-18 | 三一重型装备有限公司 | 抬底机构和液压支架 |
-
2019
- 2019-06-26 CN CN201910563574.2A patent/CN110107329B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3325795A1 (de) * | 1983-07-16 | 1985-01-24 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Aussenliegendes schreitwerk fuer hydraulische ausbaugestelle |
CN103821548A (zh) * | 2014-01-22 | 2014-05-28 | 三一重型装备有限公司 | 一种抬底机构及液压支架 |
WO2018094705A1 (zh) * | 2016-11-25 | 2018-05-31 | 安徽理工大学 | 液压支架和液压支架控制方法 |
CN107939432A (zh) * | 2017-12-13 | 2018-04-20 | 中煤北京煤矿机械有限责任公司 | 矿用液压支架派生抬底机构 |
CN107939433A (zh) * | 2017-12-19 | 2018-04-20 | 中煤北京煤矿机械有限责任公司 | 跨限高大伸缩比大倾角高效综采支护设备 |
CN109356633A (zh) * | 2018-11-09 | 2019-02-19 | 天地科技股份有限公司 | 一种液压支架抬底机构 |
CN210087367U (zh) * | 2019-06-26 | 2020-02-18 | 三一重型装备有限公司 | 抬底机构和液压支架 |
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Publication number | Publication date |
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CN110107329A (zh) | 2019-08-09 |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Guan Yunfei Inventor after: Zhu Qingbo Inventor after: Liu Jiaqi Inventor after: Chen Guangshuai Inventor before: Zhu Qingbo Inventor before: Liu Jiaqi Inventor before: Chen Guangshuai |
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CB03 | Change of inventor or designer information | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240329 Address after: 017219 North of Shangwan Jinlong Road, Ulanmulun Town, Ejin Horo Banner, Ordos City, Inner Mongolia Autonomous Region (formerly known as Coal Sea Mall) Patentee after: Guoneng Shendong Coal Group Co.,Ltd. Country or region after: China Patentee after: China Shenhua Energy Co Shendong coal Co. Address before: 110027 25 development road, Shenyang economic and Technological Development Zone, Liaoning Patentee before: Sany Heavy Equipment Co.,Ltd. Country or region before: China |
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TR01 | Transfer of patent right |