CN112780318B - 顶梁和液压支架 - Google Patents
顶梁和液压支架 Download PDFInfo
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- CN112780318B CN112780318B CN202110196575.5A CN202110196575A CN112780318B CN 112780318 B CN112780318 B CN 112780318B CN 202110196575 A CN202110196575 A CN 202110196575A CN 112780318 B CN112780318 B CN 112780318B
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- 210000003205 muscle Anatomy 0.000 description 10
- 239000003245 coal Substances 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000010878 waste rock Substances 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
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/14—Telescopic props
- E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
- E21D15/54—Details of the ends of props
- E21D15/55—Details of the ends of props of prop heads or feet
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Sewage (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110196575.5A CN112780318B (zh) | 2021-02-22 | 2021-02-22 | 顶梁和液压支架 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110196575.5A CN112780318B (zh) | 2021-02-22 | 2021-02-22 | 顶梁和液压支架 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN112780318A CN112780318A (zh) | 2021-05-11 |
CN112780318B true CN112780318B (zh) | 2023-05-09 |
Family
ID=75761706
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202110196575.5A Active CN112780318B (zh) | 2021-02-22 | 2021-02-22 | 顶梁和液压支架 |
Country Status (1)
Country | Link |
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CN (1) | CN112780318B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116378734B (zh) * | 2023-06-05 | 2023-08-25 | 中煤科工开采研究院有限公司 | 液压支架用自适应支撑装置 |
CN117108331B (zh) * | 2023-10-23 | 2024-01-02 | 山西新龙重工高分子科技有限公司 | 一种单元式液压支架 |
CN117588248B (zh) * | 2024-01-19 | 2024-03-29 | 阳泉市广凯机械制造有限公司 | 一种顶梁和液压支架及其使用方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102444413B (zh) * | 2011-12-20 | 2014-01-15 | 三一重型综采成套装备有限公司 | 液压支架及其顶梁 |
CN102787857A (zh) * | 2012-07-30 | 2012-11-21 | 三一重型装备有限公司 | 液压支架掩护梁及液压支架 |
CN110359941A (zh) * | 2019-07-12 | 2019-10-22 | 天地科技股份有限公司 | 一种顶梁及包含该顶梁的液压支架 |
CN112049673A (zh) * | 2020-09-14 | 2020-12-08 | 三一重型装备有限公司 | 液压支架顶梁结构及液压支架 |
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2021
- 2021-02-22 CN CN202110196575.5A patent/CN112780318B/zh active Active
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Publication number | Publication date |
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CN112780318A (zh) | 2021-05-11 |
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Legal Events
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Jiang Jing Inventor after: Sun Xiaoliang Inventor after: Shi Xiangyang Inventor after: Wang Peng Inventor after: Wu Yunlong Inventor after: Ji Shuai Inventor before: Sun Xiaoliang Inventor before: Shi Xiangyang Inventor before: Wang Peng Inventor before: Wu Yunlong Inventor before: Ji Shuai |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240320 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: Zhong Guo 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: Zhong Guo |