CN109798076A - 长螺旋钻杆减震器 - Google Patents
长螺旋钻杆减震器 Download PDFInfo
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- CN109798076A CN109798076A CN201711145264.6A CN201711145264A CN109798076A CN 109798076 A CN109798076 A CN 109798076A CN 201711145264 A CN201711145264 A CN 201711145264A CN 109798076 A CN109798076 A CN 109798076A
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- drill bit
- lower flange
- housing
- spline shaft
- spring
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Application Number | Priority Date | Filing Date | Title |
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CN201711145264.6A CN109798076A (zh) | 2017-11-17 | 2017-11-17 | 长螺旋钻杆减震器 |
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CN201711145264.6A CN109798076A (zh) | 2017-11-17 | 2017-11-17 | 长螺旋钻杆减震器 |
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CN109798076A true CN109798076A (zh) | 2019-05-24 |
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CN201711145264.6A Pending CN109798076A (zh) | 2017-11-17 | 2017-11-17 | 长螺旋钻杆减震器 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111456648A (zh) * | 2020-05-22 | 2020-07-28 | 东北石油大学 | 一种用于pdc钻头的复合减震器 |
CN112593866A (zh) * | 2020-12-16 | 2021-04-02 | 山河智能装备股份有限公司 | 一种大直径潜孔锤钻机动力头的缓冲装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2385351A (en) * | 1999-01-12 | 2003-08-20 | Baker Hughes Inc | Device for drilling a subterranean formation with variable depth of cut |
DE10304319A1 (de) * | 2003-02-04 | 2004-08-12 | Eckhard Petersmann | Dämpfungsring |
CN201730550U (zh) * | 2010-03-17 | 2011-02-02 | 上海工程机械厂有限公司 | 一种复合钻头 |
CN203383750U (zh) * | 2013-07-31 | 2014-01-08 | 王力纬 | 新型长螺旋挤土钻杆 |
CN204663420U (zh) * | 2015-06-02 | 2015-09-23 | 江西中恒岩土工程技术有限公司 | 一种分层挤土钻杆 |
-
2017
- 2017-11-17 CN CN201711145264.6A patent/CN109798076A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2385351A (en) * | 1999-01-12 | 2003-08-20 | Baker Hughes Inc | Device for drilling a subterranean formation with variable depth of cut |
DE10304319A1 (de) * | 2003-02-04 | 2004-08-12 | Eckhard Petersmann | Dämpfungsring |
CN201730550U (zh) * | 2010-03-17 | 2011-02-02 | 上海工程机械厂有限公司 | 一种复合钻头 |
CN203383750U (zh) * | 2013-07-31 | 2014-01-08 | 王力纬 | 新型长螺旋挤土钻杆 |
CN204663420U (zh) * | 2015-06-02 | 2015-09-23 | 江西中恒岩土工程技术有限公司 | 一种分层挤土钻杆 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111456648A (zh) * | 2020-05-22 | 2020-07-28 | 东北石油大学 | 一种用于pdc钻头的复合减震器 |
CN111456648B (zh) * | 2020-05-22 | 2022-01-07 | 东北石油大学 | 一种用于pdc钻头的复合减震器 |
CN112593866A (zh) * | 2020-12-16 | 2021-04-02 | 山河智能装备股份有限公司 | 一种大直径潜孔锤钻机动力头的缓冲装置 |
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Address after: 210033 No. 5 Yaoxin Avenue, Qixia District, Nanjing, Jiangsu Province Applicant after: JIANGSU CHANGJIANG MECHANIZATION FOUNDATION ENGINEERING Co.,Ltd. Address before: 210033 No. 5 Yaoxin Avenue, Qixia District, Nanjing, Jiangsu Province Applicant before: JIANGSU CHANGJIANG MACHINERY FOUNDATION Ltd. |
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Address after: 210033 No. 5 Yaoxin Avenue, Qixia District, Nanjing, Jiangsu Province Applicant after: China Coal Yangtze River infrastructure Co.,Ltd. Address before: 210033 No. 5 Yaoxin Avenue, Qixia District, Nanjing, Jiangsu Province Applicant before: JIANGSU CHANGJIANG MECHANIZATION FOUNDATION ENGINEERING Co.,Ltd. |
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RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190524 |
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RJ01 | Rejection of invention patent application after publication |