CN108518196A - A kind of drilling antipriming - Google Patents
A kind of drilling antipriming Download PDFInfo
- Publication number
- CN108518196A CN108518196A CN201810304072.3A CN201810304072A CN108518196A CN 108518196 A CN108518196 A CN 108518196A CN 201810304072 A CN201810304072 A CN 201810304072A CN 108518196 A CN108518196 A CN 108518196A
- Authority
- CN
- China
- Prior art keywords
- box cupling
- drilling
- core pipe
- packing element
- coupling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 25
- 238000012856 packing Methods 0.000 claims abstract description 27
- 238000010168 coupling process Methods 0.000 claims abstract description 21
- 238000005859 coupling reaction Methods 0.000 claims abstract description 21
- 230000008878 coupling Effects 0.000 claims abstract description 3
- 230000013011 mating Effects 0.000 claims description 12
- 239000000956 alloy Substances 0.000 claims 1
- 229910045601 alloy Inorganic materials 0.000 claims 1
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 238000007789 sealing Methods 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 6
- 239000011435 rock Substances 0.000 abstract description 5
- 238000010276 construction Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000004568 cement Substances 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
- 238000012360 testing method Methods 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
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/12—Packers; Plugs
- E21B33/128—Packers; Plugs with a member expanded radially by axial pressure
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of drilling antiprimings, including：Including base tube, core pipe, protection hoop, packing element, box cupling, outer tube and sub-coupling; core pipe one end connect base pipe; other end connection coupling; protection hoop and the equal sliding fit of packing element are socketed on the core pipe outer surface; outer tube one end and one end of box cupling connect; its other end is connect with sub-coupling, and the other end of the sub-coupling is connect with outlet pipe one end.The present invention drives box cupling to compress packing element by rotating outlet pipe, make annular gap between packing element internal-and external diameter expansion closing hole wall and drilling sliding antipriming, reach sealing purpose, it is simple in structure especially suitable for intact rock sealing section present invention is mainly used for hydrology drilling sealing, it is easily operated, reusable, efficient, water-stagnating effect is good.
Description
Technical field
The present invention relates to a kind of antipriming more particularly to a kind of drilling antiprimings；It is primarily adapted for use in geological prospecting water
Text drilling sealing, especially suitable for intact rock section sealing.
Background technology
The exploration of hydrogeology plays positive effect in Chinese Urbanization development.By hydrogeologic prospecting, can subtract
Trouble in Shaoshi work, in hydrologic exploration, layered position is inaccurate, and project construction is caused to lack data supporting, suitable to constructing
Profit is carried out with larger impact, and to the geological prospecting hydrology drilling sealing link take rapidly and efficiently hermetic seal be quick and precisely
Obtain the hydrogeologic data necessary means of layering underground water.
Cement sealing or rubber stopper sealing are generally taken in existing country's geological prospecting hydrology drilling sealing link：Cement
Sealing needs priming charge mud to solidify, could carry out next process, cause rig downtime long, efficiency is low, by cement sealing
Own characteristic determines that not reproducible use, of high cost, complex process operate numerous；And rubber stopper sealing, closed section are right away from smaller
The sealings condition such as rock stratum, step requires height, it is difficult to meet construction intensity rapidly and efficiently now, often will appear lose effectiveness in sealing and asks
Topic keeps the hydrogeologic data of acquisition inaccurate, is unable to reach design requirement, causes to influence normal construction, be made to project under construction
At economic loss.
Invention content
The present invention is intended to provide a kind of drilling antipriming, solve in the prior art that sealing link sealing effect is bad,
Antipriming is complicated, short life, reuse rate are low, and scene behaviour's trouble, efficiency is low, problem of high cost.
The purpose of the present invention is mainly achieved through the following technical solutions：
The present invention provides a kind of drilling antiprimings, including base tube, core pipe, protection hoop, packing element, box cupling, outer tube and reducing
Box cupling, core pipe one end connect base pipe, other end connection coupling, the protection hoop and the equal sliding fit of packing element are socketed in described
On core pipe outer surface, described outer tube one end is connect with one end of the box cupling, and the other end is connect with the sub-coupling, described
The other end of sub-coupling is connect with outlet pipe one end, and rotation outlet pipe drives box cupling to compress packing element.
Further, the core pipe matches threaded connection with box cupling.
Further, core pipe matches the core pipe for being threadedly coupled part with box cupling along caliber to external upset (EU), and box cupling is along caliber
Inwardly thicken.
Specifically, preferably, the core pipe matches with box cupling and is threaded to described core pipe one end external screw thread and connects
It is in mating connection to bind round one end internal thread.
Further, box cupling other end external screw thread and outer tube one end internal thread are in mating connection, the other end of the outer tube
Internal thread and the external screw thread of described sub-coupling one end are in mating connection.
Further, outside base tube one end positive-angle tungsten carbide button, base tube other end internal thread and core pipe one end
Screw thread is in mating connection.
Preferably, the protection hoop is arranged at the both ends of the packing element.
Drilling antipriming provided by the invention drives box cupling to be rotated to drill bit direction by rotating outlet pipe, makes box cupling spiral shell
Line section is detached from core pipe screw thread section, box cupling and outer tube sleeve in core pipe lateral surface, is conducted oneself with dignity using outlet pipe and compresses packing element, causes it
Annular gap between internal-and external diameter expansion closing hole wall and water-stop.Compared with prior art, sealing is more reliable, and water-stagnating effect is more
It is good.
Drilling antipriming execute-in-place provided by the invention is simple and easy to do, simple in structure, long lifespan, reusable,
Efficient, at low cost, sealing is more reliable, and water-stagnating effect is more preferable.
Description of the drawings
Attached drawing is only used for showing the purpose of specific embodiment, and is not considered as limitation of the present invention, in entire attached drawing
In, identical reference mark indicates identical component.
Fig. 1 is structure of the invention figure
Fig. 2 is operating diagram of the present invention
In figure：1- outlet pipes；2- test tubes；3- air hoses；4- slides antipriming；401- base tubes；402- core pipes；403- is protected
Hoop；404- packing elements；405- box cuplings；406- outer tubes；407- sub-couplings；5- hole walls；6- drills.
Specific implementation mode
Further explanation is made to the present invention below in conjunction with the accompanying drawings, embodiment of the present invention includes but not limited to following implementation
Example.
As shown in Figure 1, the embodiment of the present invention provides a kind of drilling antipriming, including base tube 401, core pipe 402, protection
Hoop 403, packing element 404, box cupling 405, outer tube 406 and sub-coupling 407,402 one end connect base pipe of the core pipe, the other end connect
Box cupling 405, the protection hoop 403 and 404 equal sliding fit of packing element are socketed on 402 outer surface of the core pipe, the outer tube 402
One end is connect with one end of the box cupling 405, and the other end is connect with the sub-coupling 407, the sub-coupling 407 it is another
One end is connect with 1 one end of outlet pipe, and rotation outlet pipe 1 drives box cupling 405 to compress packing element 404.
Above-mentioned base tube 401, core pipe 402, protection hoop 403, packing element 404, box cupling 405, outer tube 406 and sub-coupling 407
It is to be co-axially mounted with outlet pipe 1,401 one end positive-angle tungsten carbide button of base tube, 401 other end internal thread of base tube and core
402 one end external screw thread of pipe is in mating connection, and 402 other end of core pipe and 405 one end of box cupling are in mating connection, 405 other end of box cupling
External screw thread and 406 one end internal thread of outer tube are in mating connection, other end internal thread and 407 one end of sub-coupling of outer tube 406
External screw thread is in mating connection, and 407 other end of sub-coupling connects outlet pipe 1 and arrives ground.It is wherein sleeved on the core pipe outer surface
Protection hoop 403 and packing element 404 can be it is multiple, protection hoop 403 preferably 4, packing element 404 be preferably 3 sections, and protect hoop
403 are arranged at the both ends of packing element 404, i.e. packing element 404 is placed between protection hoop 403.In this way, protection hoop 403 can not only play
Uniform force when protection packing element 404 can also play the role of that packing element 404 is made to be pressurized.
Specifically, core pipe 402 matches threaded connection with box cupling 405, lap, and core pipe 402 is along caliber to additional
Thickness, box cupling 405 are inwardly thickeied along caliber, more specifically, core pipe 402 is along the outside reinforcement one end external screw thread of caliber and box cupling
405 inwardly thicken that one end internal thread is in mating connection along caliber, internal diameter and 402 reinforcement of core pipe of 405 reinforcement of box cupling
Outer diameter match, when rotation outlet pipe 1 drive box cupling 405 move to drill bit direction, make 405 screw thread section of box cupling disengaging core pipe
402 screw thread sections, box cupling 405 and outer tube 402 are sleeved on 402 lateral surface of core pipe, compress packing element 404 under the effect of gravity, cause it
Annular gap between internal-and external diameter expansion closing hole wall 5 and water-stop.Certainly it is also included in rotary course, box cupling 405 is to glue
The case where cylinder 404 squeezes.
In addition, 407 box and pin of sub-coupling being connect with outlet pipe 1, must match with 1 screw thread of outlet pipe, connect out
Water pipe 1 arrives ground.
In use, in base tube 401 times to hydrology drilling at reserved rock step, positive tungsten carbide button's base tube 401
Step rock is reserved in one end indentation drilling, and reaching cannot rotate, and sub-coupling 407, outer tube are driven successively by rotating outlet pipe 1
407, box cupling 405 rotates, and box cupling 405 is made to be moved to 6 directions of drilling relative to core pipe 402, so that 405 screw thread section of box cupling is detached from
402 screw thread section of core pipe, box cupling 405 and outer tube 406 are sleeved on core pipe lateral surface, under the effect of gravity, are conducted oneself with dignity using outlet pipe 1
Packing element is compressed, causes annular gap between 404 internal-and external diameter of packing element expansion closing hole wall 5 and drilling sliding antipriming, reaches only
Water purpose.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, the change or replacement that can be readily occurred in,
It should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of drilling antipriming, it is characterised in that：Including base tube, core pipe, protection hoop, packing element, box cupling, outer tube and reducing
Box cupling, core pipe one end connect base pipe, other end connection coupling, the protection hoop and the equal sliding fit of packing element are socketed in described
On core pipe outer surface, described outer tube one end is connect with one end of the box cupling, and the other end is connect with the sub-coupling, described
The other end of sub-coupling is connect with outlet pipe one end, is rotated the outlet pipe and is driven box cupling compression packing element.
2. a kind of drilling antipriming according to claim 1, it is characterised in that：The core pipe matches screw thread with box cupling
Connection.
3. a kind of drilling antipriming according to claim 2, it is characterised in that：The core pipe is matched with the box cupling
Along caliber to external upset (EU), box cupling inwardly thickeies the core pipe of threaded connection part along caliber.
4. a kind of drilling antipriming according to claim 2 or 3, it is characterised in that：The core pipe is matched with box cupling
It is threaded to described core pipe one end external screw thread and box cupling one end internal thread is in mating connection.
5. a kind of drilling antipriming according to claim 1, it is characterised in that：The box cupling other end external screw thread with it is outer
Pipe one end internal thread is in mating connection, and the other end internal thread of the outer tube is matched with the external screw thread of described sub-coupling one end
Connection.
6. a kind of drilling antipriming according to claim 1, it is characterised in that：Described base tube one end positive-angle is inlayed
Hard alloy, base tube other end internal thread and core pipe one end external screw thread are in mating connection.
7. according to a kind of drilling antipriming described in claim 1, it is characterised in that：The protection hoop is arranged in the packing element
Both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810304072.3A CN108518196A (en) | 2018-04-08 | 2018-04-08 | A kind of drilling antipriming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810304072.3A CN108518196A (en) | 2018-04-08 | 2018-04-08 | A kind of drilling antipriming |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108518196A true CN108518196A (en) | 2018-09-11 |
Family
ID=63431607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810304072.3A Pending CN108518196A (en) | 2018-04-08 | 2018-04-08 | A kind of drilling antipriming |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108518196A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109252856A (en) * | 2018-10-25 | 2019-01-22 | 中冶集团武汉勘察研究院有限公司 | The vertical packer permeability test water-stopping method to intercept water with lateral water blockoff is carried out by boring aperture variation |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4362440A (en) * | 1979-01-27 | 1982-12-07 | Bergwerksverband Gmbh | Tubular lost borehole closure |
| JPH0610348A (en) * | 1993-05-10 | 1994-01-18 | Japan Found Eng Co Ltd | Construction of anchor block and its mouth-packer |
| CN2784581Y (en) * | 2005-03-09 | 2006-05-31 | 单智勇 | High pressure water blocking device for down-hole drilling |
| CN101165307A (en) * | 2006-10-18 | 2008-04-23 | 刘宜贵 | Highly sealed compression packer |
| CN201152161Y (en) * | 2007-11-14 | 2008-11-19 | 辽河石油勘探局 | Outer pipe packer for cementing absorption well |
| CN201756942U (en) * | 2010-08-13 | 2011-03-09 | 北京托普威尔石油技术服务有限公司 | Expansion type tubing stopper |
| CN201896599U (en) * | 2010-12-10 | 2011-07-13 | 淮南矿业(集团)有限责任公司 | Platen sealing device |
| CN202039838U (en) * | 2011-04-18 | 2011-11-16 | 中船勘察设计研究院有限公司 | Plug water separator with multiple conical indenter sections |
| CN202181874U (en) * | 2011-08-05 | 2012-04-04 | 中国石化江汉油田分公司井下作业处 | Packer for oil well production |
| CN103696725A (en) * | 2013-11-12 | 2014-04-02 | 湖北中南勘察基础工程有限公司 | Drilling water stop |
| CN104790903A (en) * | 2015-03-18 | 2015-07-22 | 北京众博达石油科技有限公司 | Spanning type packer capable of achieving repeated setting |
| US20160194932A1 (en) * | 2015-01-06 | 2016-07-07 | Shuhao Liu | Rubber Sleeve Protection Ring and Downhole Plugging Apparatus |
| CN105888600A (en) * | 2014-09-02 | 2016-08-24 | 北京中煤矿山工程有限公司 | Hydrology drill hole layered water pumping test same-diameter water seal device |
| CN206845146U (en) * | 2017-06-20 | 2018-01-05 | 陕西地矿九0八水文地质工程地质大队 | A kind of water-stop and antipriming to be drawn water for Geology Drilling layering |
| CN207033402U (en) * | 2017-07-20 | 2018-02-23 | 淮南矿业(集团)有限责任公司 | Ground gas extraction drilling well platen sealing device |
| CN208089260U (en) * | 2018-04-08 | 2018-11-13 | 徐州大屯工程咨询有限公司 | A kind of drilling sliding antipriming |
-
2018
- 2018-04-08 CN CN201810304072.3A patent/CN108518196A/en active Pending
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4362440A (en) * | 1979-01-27 | 1982-12-07 | Bergwerksverband Gmbh | Tubular lost borehole closure |
| JPH0610348A (en) * | 1993-05-10 | 1994-01-18 | Japan Found Eng Co Ltd | Construction of anchor block and its mouth-packer |
| CN2784581Y (en) * | 2005-03-09 | 2006-05-31 | 单智勇 | High pressure water blocking device for down-hole drilling |
| CN101165307A (en) * | 2006-10-18 | 2008-04-23 | 刘宜贵 | Highly sealed compression packer |
| CN201152161Y (en) * | 2007-11-14 | 2008-11-19 | 辽河石油勘探局 | Outer pipe packer for cementing absorption well |
| CN201756942U (en) * | 2010-08-13 | 2011-03-09 | 北京托普威尔石油技术服务有限公司 | Expansion type tubing stopper |
| CN201896599U (en) * | 2010-12-10 | 2011-07-13 | 淮南矿业(集团)有限责任公司 | Platen sealing device |
| CN202039838U (en) * | 2011-04-18 | 2011-11-16 | 中船勘察设计研究院有限公司 | Plug water separator with multiple conical indenter sections |
| CN202181874U (en) * | 2011-08-05 | 2012-04-04 | 中国石化江汉油田分公司井下作业处 | Packer for oil well production |
| CN103696725A (en) * | 2013-11-12 | 2014-04-02 | 湖北中南勘察基础工程有限公司 | Drilling water stop |
| CN105888600A (en) * | 2014-09-02 | 2016-08-24 | 北京中煤矿山工程有限公司 | Hydrology drill hole layered water pumping test same-diameter water seal device |
| US20160194932A1 (en) * | 2015-01-06 | 2016-07-07 | Shuhao Liu | Rubber Sleeve Protection Ring and Downhole Plugging Apparatus |
| CN104790903A (en) * | 2015-03-18 | 2015-07-22 | 北京众博达石油科技有限公司 | Spanning type packer capable of achieving repeated setting |
| CN206845146U (en) * | 2017-06-20 | 2018-01-05 | 陕西地矿九0八水文地质工程地质大队 | A kind of water-stop and antipriming to be drawn water for Geology Drilling layering |
| CN207033402U (en) * | 2017-07-20 | 2018-02-23 | 淮南矿业(集团)有限责任公司 | Ground gas extraction drilling well platen sealing device |
| CN208089260U (en) * | 2018-04-08 | 2018-11-13 | 徐州大屯工程咨询有限公司 | A kind of drilling sliding antipriming |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109252856A (en) * | 2018-10-25 | 2019-01-22 | 中冶集团武汉勘察研究院有限公司 | The vertical packer permeability test water-stopping method to intercept water with lateral water blockoff is carried out by boring aperture variation |
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