CN107620572A - 一种大直径两级组合式人造金刚石复合片钻头 - Google Patents
一种大直径两级组合式人造金刚石复合片钻头 Download PDFInfo
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- CN107620572A CN107620572A CN201610550534.0A CN201610550534A CN107620572A CN 107620572 A CN107620572 A CN 107620572A CN 201610550534 A CN201610550534 A CN 201610550534A CN 107620572 A CN107620572 A CN 107620572A
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- Prior art keywords
- drill bit
- moving spring
- pin
- interior
- taper pin
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- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 22
- 239000010432 diamond Substances 0.000 title claims abstract description 22
- 238000005553 drilling Methods 0.000 claims abstract description 51
- 238000005520 cutting process Methods 0.000 claims abstract description 46
- 125000006850 spacer group Chemical group 0.000 claims abstract description 42
- 238000007789 sealing Methods 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 238000004080 punching Methods 0.000 claims description 9
- 239000011435 rock Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 3
- 239000003245 coal Substances 0.000 abstract description 14
- 230000035699 permeability Effects 0.000 abstract description 3
- 238000005086 pumping Methods 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 12
- 238000000605 extraction Methods 0.000 description 10
- 230000000630 rising effect Effects 0.000 description 8
- 241000167854 Bourreria succulenta Species 0.000 description 4
- 235000019693 cherries Nutrition 0.000 description 4
- 230000013011 mating Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Abstract
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CN201610550534.0A CN107620572B (zh) | 2016-07-13 | 2016-07-13 | 一种大直径两级组合式人造金刚石复合片钻头 |
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CN201610550534.0A CN107620572B (zh) | 2016-07-13 | 2016-07-13 | 一种大直径两级组合式人造金刚石复合片钻头 |
Publications (2)
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CN107620572A true CN107620572A (zh) | 2018-01-23 |
CN107620572B CN107620572B (zh) | 2019-04-16 |
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CN201610550534.0A Active CN107620572B (zh) | 2016-07-13 | 2016-07-13 | 一种大直径两级组合式人造金刚石复合片钻头 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108487864A (zh) * | 2018-03-19 | 2018-09-04 | 中煤科工集团西安研究院有限公司 | 煤矿井下岩层定向孔双动力大直径阶梯式扩孔钻具与方法 |
CN115749579A (zh) * | 2022-11-29 | 2023-03-07 | 兖矿能源集团股份有限公司 | 一种乳化液钻机 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005046495A1 (de) * | 2005-09-29 | 2007-04-05 | Srt Rock Tools Handels- U. Produktions - Gmbh | Bohrvorrichtung zur Erstellung verrohrter Bohrlöcher |
CN101566046A (zh) * | 2009-06-11 | 2009-10-28 | 石家庄中煤装备制造有限公司 | 防塌孔钻具 |
CN102926663A (zh) * | 2011-11-10 | 2013-02-13 | 广汉市井管厂 | 同心滑块跟管钻具及中心钻头、导正器 |
CN103958815A (zh) * | 2011-12-09 | 2014-07-30 | 三菱综合材料株式会社 | 挖掘工具 |
EP2407630A3 (en) * | 2010-07-16 | 2015-06-24 | Minova International Limited | Pipe umbrella drilling method |
-
2016
- 2016-07-13 CN CN201610550534.0A patent/CN107620572B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005046495A1 (de) * | 2005-09-29 | 2007-04-05 | Srt Rock Tools Handels- U. Produktions - Gmbh | Bohrvorrichtung zur Erstellung verrohrter Bohrlöcher |
CN101566046A (zh) * | 2009-06-11 | 2009-10-28 | 石家庄中煤装备制造有限公司 | 防塌孔钻具 |
EP2407630A3 (en) * | 2010-07-16 | 2015-06-24 | Minova International Limited | Pipe umbrella drilling method |
CN102926663A (zh) * | 2011-11-10 | 2013-02-13 | 广汉市井管厂 | 同心滑块跟管钻具及中心钻头、导正器 |
CN103958815A (zh) * | 2011-12-09 | 2014-07-30 | 三菱综合材料株式会社 | 挖掘工具 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108487864A (zh) * | 2018-03-19 | 2018-09-04 | 中煤科工集团西安研究院有限公司 | 煤矿井下岩层定向孔双动力大直径阶梯式扩孔钻具与方法 |
CN108487864B (zh) * | 2018-03-19 | 2019-11-05 | 中煤科工集团西安研究院有限公司 | 煤矿井下岩层定向孔双动力大直径阶梯式扩孔钻具与方法 |
CN115749579A (zh) * | 2022-11-29 | 2023-03-07 | 兖矿能源集团股份有限公司 | 一种乳化液钻机 |
CN115749579B (zh) * | 2022-11-29 | 2024-04-05 | 兖矿能源集团股份有限公司 | 一种乳化液钻机 |
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Address after: 113122 No.11 Binhe Road, Shenfu demonstration area, Fushun City, Liaoning Province Patentee after: Shenyang Research Institute Co.,Ltd. Patentee after: SHENYANG COAL SCIENCE INSTITUTE Co.,Ltd. Address before: 110 000 No. 108 Dongbinhe Road, Shenhe District, Shenyang City, Liaoning Province Patentee before: CCTEG (China Coal Technology and Engineering Group Corp.) Patentee before: SHENYANG COAL SCIENCE INSTITUTE Co.,Ltd. |
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