CN107939330A - 一种煤矿瓦斯抽采孔洞封堵装置 - Google Patents
一种煤矿瓦斯抽采孔洞封堵装置 Download PDFInfo
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- CN107939330A CN107939330A CN201711299552.7A CN201711299552A CN107939330A CN 107939330 A CN107939330 A CN 107939330A CN 201711299552 A CN201711299552 A CN 201711299552A CN 107939330 A CN107939330 A CN 107939330A
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- Prior art keywords
- hole
- main body
- resilient sleeve
- cement
- body cylinder
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- 239000003245 coal Substances 0.000 title claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 70
- 239000004568 cement Substances 0.000 claims abstract description 50
- 238000005192 partition Methods 0.000 claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 12
- 230000008676 import Effects 0.000 claims abstract description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 30
- 229920001971 elastomer Polymers 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 6
- 229920003023 plastic Polymers 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 230000035939 shock Effects 0.000 claims description 2
- 238000000605 extraction Methods 0.000 abstract description 6
- 238000005086 pumping Methods 0.000 description 19
- 239000002002 slurry Substances 0.000 description 18
- 230000000694 effects Effects 0.000 description 12
- 239000011083 cement mortar Substances 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 239000004047 hole gas Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- -1 poly- ammonia Ester Chemical class 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/02—Surface sealing or packing
- E21B33/03—Well heads; Setting-up thereof
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F7/00—Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711299552.7A CN107939330B (zh) | 2017-12-09 | 2017-12-09 | 一种煤矿瓦斯抽采孔洞封堵装置 |
Applications Claiming Priority (1)
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CN201711299552.7A CN107939330B (zh) | 2017-12-09 | 2017-12-09 | 一种煤矿瓦斯抽采孔洞封堵装置 |
Publications (2)
Publication Number | Publication Date |
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CN107939330A true CN107939330A (zh) | 2018-04-20 |
CN107939330B CN107939330B (zh) | 2020-03-10 |
Family
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CN201711299552.7A Active CN107939330B (zh) | 2017-12-09 | 2017-12-09 | 一种煤矿瓦斯抽采孔洞封堵装置 |
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CN (1) | CN107939330B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108952180A (zh) * | 2018-07-26 | 2018-12-07 | 陕西铁路工程职业技术学院 | 一种再生混凝土构件 |
CN112922559A (zh) * | 2021-01-29 | 2021-06-08 | 山东安益矿用设备股份有限公司 | 一种煤矿瓦斯抽采封堵防漏装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102493776A (zh) * | 2011-12-02 | 2012-06-13 | 中煤科工集团重庆研究院 | 具有磁力搅拌功能的封孔袋 |
EP2513416A2 (en) * | 2009-12-15 | 2012-10-24 | Rawwater Engineering Company Limited | Sealing method and apparatus |
CN202851052U (zh) * | 2012-05-09 | 2013-04-03 | 中国矿业大学 | 瓦斯抽采钻孔延时自膨胀胶囊-膏体组合封孔装置 |
CN104018806A (zh) * | 2014-05-24 | 2014-09-03 | 安徽淮河化工股份有限公司 | 煤矿抽排瓦斯孔注浆囊袋封孔器用b型定压爆破阀装置 |
CN105840134A (zh) * | 2016-04-08 | 2016-08-10 | 河南理工大学 | 穿层上行钻孔单囊袋注浆封孔装置及其封孔方法 |
CN106639975A (zh) * | 2017-02-13 | 2017-05-10 | 中国矿业大学 | 一种高水树脂动态补水封孔方法 |
-
2017
- 2017-12-09 CN CN201711299552.7A patent/CN107939330B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2513416A2 (en) * | 2009-12-15 | 2012-10-24 | Rawwater Engineering Company Limited | Sealing method and apparatus |
CN102493776A (zh) * | 2011-12-02 | 2012-06-13 | 中煤科工集团重庆研究院 | 具有磁力搅拌功能的封孔袋 |
CN202851052U (zh) * | 2012-05-09 | 2013-04-03 | 中国矿业大学 | 瓦斯抽采钻孔延时自膨胀胶囊-膏体组合封孔装置 |
CN104018806A (zh) * | 2014-05-24 | 2014-09-03 | 安徽淮河化工股份有限公司 | 煤矿抽排瓦斯孔注浆囊袋封孔器用b型定压爆破阀装置 |
CN105840134A (zh) * | 2016-04-08 | 2016-08-10 | 河南理工大学 | 穿层上行钻孔单囊袋注浆封孔装置及其封孔方法 |
CN106639975A (zh) * | 2017-02-13 | 2017-05-10 | 中国矿业大学 | 一种高水树脂动态补水封孔方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108952180A (zh) * | 2018-07-26 | 2018-12-07 | 陕西铁路工程职业技术学院 | 一种再生混凝土构件 |
CN112922559A (zh) * | 2021-01-29 | 2021-06-08 | 山东安益矿用设备股份有限公司 | 一种煤矿瓦斯抽采封堵防漏装置 |
Also Published As
Publication number | Publication date |
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CN107939330B (zh) | 2020-03-10 |
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CB03 | Change of inventor or designer information |
Inventor after: Fu Wei Inventor after: Liang Wenmao Inventor after: Xue Yanping Inventor after: Ma Wenwei Inventor after: Other inventors requested not to publish their names Inventor before: Request for anonymity |
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CB03 | Change of inventor or designer information | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20200121 Address after: 113122 Binhe Road, Fushun Economic Development Zone, Liaoning 11, China Applicant after: Co., Ltd of Shenyang research institute of Mei Ke group Address before: 221000 Co-innovation Block F, Science Park, China University of Mining and Technology, Jiefangnan Road, Quanshan District, Xuzhou City, Jiangsu Province Applicant before: Hu Nan |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: 113122 No.11 Binhe Road, Shenfu demonstration area, Fushun City, Liaoning Province Patentee after: Shenyang Research Institute Co.,Ltd. Address before: 113122 Binhe Road, Fushun Economic Development Zone, Liaoning 11, China Patentee before: CCTEG (China Coal Technology and Engineering Group Corp.) |
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CP03 | Change of name, title or address |