CN214464019U - 适用于海底钻机绳索取心钻具的卡口式快捷拆装内管总成 - Google Patents
适用于海底钻机绳索取心钻具的卡口式快捷拆装内管总成 Download PDFInfo
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- CN214464019U CN214464019U CN202120519878.1U CN202120519878U CN214464019U CN 214464019 U CN214464019 U CN 214464019U CN 202120519878 U CN202120519878 U CN 202120519878U CN 214464019 U CN214464019 U CN 214464019U
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- Prior art keywords
- clamping
- clamping groove
- joint
- inner pipe
- spring
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- 238000005553 drilling Methods 0.000 title claims abstract description 47
- 238000007906 compression Methods 0.000 claims abstract description 14
- 230000006835 compression Effects 0.000 claims abstract description 13
- 230000000712 assembly Effects 0.000 description 5
- 238000000429 assembly Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
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CN202120519878.1U CN214464019U (zh) | 2021-03-12 | 2021-03-12 | 适用于海底钻机绳索取心钻具的卡口式快捷拆装内管总成 |
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CN202120519878.1U CN214464019U (zh) | 2021-03-12 | 2021-03-12 | 适用于海底钻机绳索取心钻具的卡口式快捷拆装内管总成 |
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CN214464019U true CN214464019U (zh) | 2021-10-22 |
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CN202120519878.1U Withdrawn - After Issue CN214464019U (zh) | 2021-03-12 | 2021-03-12 | 适用于海底钻机绳索取心钻具的卡口式快捷拆装内管总成 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112814600A (zh) * | 2021-03-12 | 2021-05-18 | 湖南科技大学 | 适用于海底钻机绳索取心钻具的卡口式快捷拆装内管总成 |
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2021
- 2021-03-12 CN CN202120519878.1U patent/CN214464019U/zh not_active Withdrawn - After Issue
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112814600A (zh) * | 2021-03-12 | 2021-05-18 | 湖南科技大学 | 适用于海底钻机绳索取心钻具的卡口式快捷拆装内管总成 |
CN112814600B (zh) * | 2021-03-12 | 2024-04-12 | 湖南科技大学 | 适用于海底钻机绳索取心钻具的卡口式快捷拆装内管总成 |
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GR01 | Patent grant | ||
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EE01 | Entry into force of recordation of patent licensing contract |
Assignee: FORSUN ULTRA-HARD MATERIAL INDUSTRY Co.,Ltd. Assignor: HUNAN University OF SCIENCE AND TECHNOLOGY Contract record no.: X2023430000006 Denomination of utility model: A bayonet type quick disassembly and assembly inner pipe assembly suitable for rope coring drilling tools on subsea drilling rigs Granted publication date: 20211022 License type: Exclusive License Record date: 20230424 |
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AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20211022 Effective date of abandoning: 20240412 |
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AV01 | Patent right actively abandoned |
Granted publication date: 20211022 Effective date of abandoning: 20240412 |