CN109488252A - A kind of environment-friendly type seepage prevention control device - Google Patents
A kind of environment-friendly type seepage prevention control device Download PDFInfo
- Publication number
- CN109488252A CN109488252A CN201910050905.2A CN201910050905A CN109488252A CN 109488252 A CN109488252 A CN 109488252A CN 201910050905 A CN201910050905 A CN 201910050905A CN 109488252 A CN109488252 A CN 109488252A
- Authority
- CN
- China
- Prior art keywords
- ball
- sliding sleeve
- seat
- sand sediment
- sediment pipe
- 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.)
- Granted
Links
- 230000002265 prevention Effects 0.000 title claims abstract description 16
- 239000004576 sand Substances 0.000 claims abstract description 45
- 239000013049 sediment Substances 0.000 claims description 39
- 238000009434 installation Methods 0.000 claims description 2
- 239000003129 oil well Substances 0.000 abstract description 15
- 239000007788 liquid Substances 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000037361 pathway Effects 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 4
- 238000012360 testing method Methods 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 44
- 230000002159 abnormal effect Effects 0.000 description 6
- 230000007613 environmental effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000004224 protection Effects 0.000 description 4
- 238000005086 pumping Methods 0.000 description 3
- 238000013022 venting Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- XQCFHQBGMWUEMY-ZPUQHVIOSA-N Nitrovin Chemical compound C=1C=C([N+]([O-])=O)OC=1\C=C\C(=NNC(=N)N)\C=C\C1=CC=C([N+]([O-])=O)O1 XQCFHQBGMWUEMY-ZPUQHVIOSA-N 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000007921 spray 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
- E21B34/00—Valve arrangements for boreholes or wells
-
- 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
- E21B33/06—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers
-
- 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
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
-
- 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
- E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
- E21B2200/06—Sleeve valves
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/204—Keeping clear the surface of open water from oil spills
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Safety Valves (AREA)
Abstract
A kind of environment-friendly type seepage prevention control device, body interior is equipped with the sliding sleeve with valve, there is feed liquor liquid runner design in sliding sleeve and main body, normal production is realized instead of oil well pump standing valve, tool is connected between pump barrel and floral tube, it is satisfied with a variety of daily underground work demands, does not influence to touch pump operation and normal production, and packer can be carried out swollen envelope, the conventional measures such as clear, hot wash, dynamic liquid level test to underground progress.There is shear pin formula sliding sleeve in main body, it can be according to the blowout prevention of bottom pressure unrestricted choice and oil draining function, when oil pipe, which is suppressed, reaches shear pin cutting pressure, shear pin is cut, and sliding sleeve moves down, while sealing lower part feed pathway, oil leak hole is opened, when tubing pressure is higher than casing pressure, oil leak hole is in the open state, plays draining.When tubing pressure is lower than casing pressure, oil leak hole is shut, and blowout prevention is played the role of.Interior design has sand setting chamber, prevents sand from entering in pump, has sand-proof function.
Description
Technical field
The present invention is applied to field of oil field oil extraction, which is mainly used for the control of oil well blowout-prevention draining, is connected to pump barrel
Between floral tube, instead of original standing valve, and the purpose for being able to achieve oil well pipe sand setting, testing leakage, blowout prevention and draining.The dress
It sets and plays the role of sand setting during normal production, oily overpressure is transmitted when oil recovery well operations and realizes that casing suppresses oil pipe leakage checking, payzone
Blowout prevention plugging when high pressure, a kind of safety and environmental protection suitable for oil field environment-protection operation of venting oil pipe overbottom pressure and draining when payzone low pressure
Tool.
Background technique
With going deep into for oil field development, water pack off producing well ratio is gradually increased, and water pack off well is repaired after breaking down
Occur when well, plugged zone high pressure causes to alter on oil pipe and the safety and environmental protections problem such as high pressure crude oil ejection in well.Current tool without
Method normally produces when realizing production, the purpose of high pressure plugging low pressure draining when operation, under this technical conditions, high pressure well operations
When there are many personnel safety risks and environmentally friendly risk, caused by very big interference to oil field production work, according to this feelings
A kind of environment-friendly type seepage prevention control device of condition researching and designing can effectively control the risk at scene.
Summary of the invention
The object of the present invention is to provide it is a kind of can solve oil pumping well operations when oil pipe in liquid flooding to ground environmental protection control
Device processed, the device are mounted on deep well pump lower end, substitute the standing valve of tubing pump, do not influence oil well and normally produce, but
Be when oil well production is abnormal need operation when oil pipe in blowout prevention oil draining function while starting, being able to achieve oily liquid in pipe can leak
Into pit shaft, but well cylinder pressure can not be transmitted in oil pipe, to guarantee environmentally friendly job requirements.
A kind of environment-friendly type seepage prevention control device, including main body, suction inlet short circuit, sliding sleeve, valve ball, bypass valve ball,
Bypass valve cover, top connection standing valve cover, polytetrafluoro gasket, ball-and-seat sliding sleeve, ball-and-seat spring, sand sediment pipe, ball-and-seat
Adjust ring, sand sediment pipe silk plug, lower housing, lower contact and shear pin；
Body interior is equipped with sliding sleeve, has shear pin between sliding sleeve and main body, and top connection standing valve cover is mounted on main body
The upper end of upper end, sliding sleeve has valve ball, and valve ball is located between sliding sleeve and top connection standing valve cover；It installs the rear end of main body
Sand sediment pipe, sand sediment pipe periphery are arranged ball-and-seat spring, and the rear end of sand sediment pipe is arranged ball-and-seat and adjusts ring, and sand sediment pipe front end is arranged list
Valve sliding sleeve is flowed, ball-and-seat spring is located at ball-and-seat and adjusts between ring and ball-and-seat sliding sleeve, the rear end installation poly- four of ball-and-seat sliding sleeve
Fluorine gasket, the rear end of sand sediment pipe are equipped with sand sediment pipe silk plug, lower housing, polytetrafluoro gasket, Dan Liu are arranged with outside sand sediment pipe
Valve sliding sleeve, ball-and-seat spring, sand sediment pipe, ball-and-seat adjust ring and sand sediment pipe silk plug is located at lower jacket internal, lower housing rear end peace
Equipped with lower contact, suction inlet short circuit is arranged outside sliding sleeve, body front end periphery has drain path, it is all that bypass is equipped in by-pass
That ball has feed pathway in the annular space between sand sediment pipe and lower housing and in suction inlet short circuit with bypass valve cover.
The course of work of the invention:
The present invention replaces oil well pump standing valve to be mounted on oil well pump lower end, and well use is normally entered with tool string, works as oil pumping
Pump work is abnormal when needing pump detection and workover.After beam hanger rises, the 24-25Mpa that pressurizes in oil pipe is carried out from well head, after shear pin is cut
Sliding sleeve moves down, and sliding sleeve blocks oil inlet, and the ball-and-seat sliding sleeve in sliding sleeve folding process on sand sediment pipe compresses ball-and-seat spring, sand setting
The liquid of relief hole venting on pipe, the sliding sleeve displacement in pipe occupies volume, while the drain path where bypassing valve ball is beaten
It opens, when oil pipe pressure may be implemented greater than casing pressure, oil pipe liquid sleeve pipe, oil jacket is connected to, and grease leaks in oil pipe, realizes that environmental protection is made
Industry, when oil pipe pressure is less than casing pressure, oil leak hole is shut, and achievees the purpose that anti-hydrojet.
The present invention is connected between pump barrel and floral tube, and interior design has sand sediment pipe, has sand-proof function, and be able to satisfy oil well
Normal production touches pump, changes the measures requirements such as clear, hot wash, dynamic liquid level test.Sliding sleeve with shear pin is installed in main body, works as oil well
Abnormal that the shear pin for cutting sliding sleeve can be suppressed by oil pipe when needing operation, sliding sleeve seals pump lower part feed pathway, allows after moving down
Valve top drain path out, when tubing pressure is higher than casing pressure, oil leak hole is in the open state, plays draining.When
When casing pressure high pressure pipe pressure, oil leak hole is shut, and plays the role of blowout prevention, is had and is independently selected to prevent according to bottom pressure situation
The characteristics of spray or oil draining function.
Beneficial effects of the present invention:
The present invention is mounted on deep well pump lower end, substitutes the standing valve of tubing pump, does not influence oil well and normally produces, but
Be when oil well production is abnormal need operation when, blowout prevention oil draining function starts simultaneously in oil pipe, and being able to achieve oily liquid in pipe can be outer
It lets out in pit shaft, but well cylinder pressure can not be transmitted in oil pipe, to guarantee environmentally friendly job requirements.
Detailed description of the invention
Fig. 1 is structural schematic diagram one of the invention.
Fig. 2 is structural schematic diagram two of the invention.
Specific embodiment
A kind of environment-friendly type seepage prevention control device, including main body 1, suction inlet are shorted 2, sliding sleeve 3, valve ball 4, bypass valve
Ball 5, bypass valve cover 6, top connection standing valve cover 7, polytetrafluoro gasket 8, ball-and-seat sliding sleeve 9, ball-and-seat spring 10, sand setting
Pipe 11, ball-and-seat adjust ring 12, sand sediment pipe silk plug 13, lower housing 14, lower contact 15 and shear pin 16；
Sliding sleeve 3 is housed inside main body 1, there is shear pin 16 between sliding sleeve 3 and main body 1, top connection standing valve cover 7 is mounted on
The upper end of the upper end of main body 1, sliding sleeve 3 has valve ball 4, and valve ball 4 is located between sliding sleeve 3 and top connection standing valve cover 7；It is main
Sand sediment pipe 11 is installed in the rear end of body 1, and 11 periphery of sand sediment pipe is arranged ball-and-seat spring 10, and the rear end of sand sediment pipe 11 is arranged ball-and-seat tune
Ring 12 is saved, 11 front end of sand sediment pipe is arranged ball-and-seat sliding sleeve 9, and ball-and-seat spring 10 is located at ball-and-seat and adjusts ring 12 and ball-and-seat sliding sleeve
Between 9, polytetrafluoro gasket 8 is installed in the rear end of ball-and-seat sliding sleeve 9, and the rear end of sand sediment pipe 11 is equipped with sand sediment pipe silk plug 13, sinks
Lower housing 14, polytetrafluoro gasket 8, ball-and-seat sliding sleeve 9, ball-and-seat spring 10, sand sediment pipe 11, ball-and-seat are arranged with outside sandpipe 11
It adjusts ring 12 and sand sediment pipe silk plug 13 is located inside lower housing 14, lower 14 rear end of housing is equipped with lower contact 15, is arranged outside sliding sleeve 3
Suction inlet is shorted 2, and 1 front end periphery of main body has drain path 17, and bypass valve ball 5 and bypass valve are equipped in by-pass 17
Cover 6, the annular space between sand sediment pipe 11 and lower housing 14 is interior and suction inlet is shorted in 2 feed pathway 18.
The course of work of the invention:
The present invention replaces oil well pump standing valve to be mounted on oil well pump lower end, and well use is normally entered with tool string, works as oil pumping
Pump work is abnormal when needing pump detection and workover.After beam hanger rises, the 24-25Mpa that pressurizes in oil pipe is carried out from well head, shear pin 16 is cut
Sliding sleeve 3 moves down afterwards, and sliding sleeve 3 blocks oil inlet, and the ball-and-seat sliding sleeve 9 in 3 folding process of sliding sleeve on sand sediment pipe 11 compresses ball-and-seat
Spring 10, the relief hole venting on sand sediment pipe 11, the liquid that the sliding sleeve 3 in pipe shifts occupies volume, while bypassing 5 institute of valve ball
Drain path 17 open, when oil pipe pressure may be implemented being greater than casing pressure, oil pipe liquid sleeve pipe, oil jacket connection, oil in oil pipe
Leaked water realizes environmentally friendly operation, and when oil pipe pressure is less than casing pressure, oil leak hole is shut, and achievees the purpose that anti-hydrojet.
The present invention is connected between pump barrel and floral tube, and interior design has sand sediment pipe 11, has sand-proof function, and be able to satisfy oil
Well, which normally produces, to be touched pump, changes the measures requirements such as clear, hot wash, dynamic liquid level test.Sliding sleeve 3 with shear pin 16 is installed in main body 1,
When oil well is abnormal needs operation, the shear pin 16 for cutting sliding sleeve 3 can be suppressed by oil pipe, sliding sleeve 3 seals pump lower part after moving down
Feed pathway 18 concedes valve top drain path, and when tubing pressure is higher than casing pressure, oil leak hole is in the open state,
Play draining.When casing pressure high pressure pipe pressure, oil leak hole is shut, and plays the role of blowout prevention, is had according to bottom pressure
Situation independently selects the characteristics of blowout prevention or oil draining function.
Claims (1)
1. a kind of environment-friendly type seepage prevention control device, it is characterised in that: including main body (1), suction inlet be shorted (2), sliding sleeve (3),
Valve ball (4), bypass valve ball (5), bypass valve cover (6), top connection standing valve cover (7), polytetrafluoro gasket (8), list
Flow valve sliding sleeve (9), ball-and-seat spring (10), sand sediment pipe (11), ball-and-seat adjusting ring (12), sand sediment pipe silk plug (13), lower housing
(14), lower contact (15) and shear pin (16)；
Sliding sleeve (3) are housed inside main body (1), there are shear pin (16) between sliding sleeve (3) and main body (1), top connection standing valve cover
(7) it is mounted on the upper end of main body (1), the upper end of sliding sleeve (3) has valve ball (4), and valve ball (4) is located at sliding sleeve (3) and above connects
Between head standing valve cover (7)；Sand sediment pipe (11) are installed in the rear end of main body (1), and sand sediment pipe (11) periphery is arranged ball-and-seat spring
(10), the rear end of sand sediment pipe (11) is arranged ball-and-seat and adjusts ring (12), and sand sediment pipe (11) front end is arranged ball-and-seat sliding sleeve (9), single
Stream valve spring (10) is located at ball-and-seat and adjusts between ring (12) and ball-and-seat sliding sleeve (9), and the rear end installation of ball-and-seat sliding sleeve (9) is poly-
Polytetrafluoroethylsealed sealed pad (8), the rear end of sand sediment pipe (11) are equipped with sand sediment pipe silk plug (13), and lower housing is arranged with outside sand sediment pipe (11)
(14), polytetrafluoro gasket (8), ball-and-seat sliding sleeve (9), ball-and-seat spring (10), sand sediment pipe (11), ball-and-seat adjust ring (12)
It is located at lower housing (14) inside with sand sediment pipe silk plug (13), lower housing (14) rear end is equipped with lower contact (15), sliding sleeve (3) housing
If suction inlet is shorted (2), main body (1) front end periphery has drain path (17), is equipped with bypass valve ball in by-pass (17)
(5) and valve cover (6) are bypassed, has feed liquor in the annular space between sand sediment pipe (11) and lower housing (14) and in suction inlet short circuit (2)
Channel (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910050905.2A CN109488252B (en) | 2019-01-21 | 2019-01-21 | Environment-friendly anti-overflow liquid controlling means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910050905.2A CN109488252B (en) | 2019-01-21 | 2019-01-21 | Environment-friendly anti-overflow liquid controlling means |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109488252A true CN109488252A (en) | 2019-03-19 |
| CN109488252B CN109488252B (en) | 2023-08-22 |
Family
ID=65714800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910050905.2A Active CN109488252B (en) | 2019-01-21 | 2019-01-21 | Environment-friendly anti-overflow liquid controlling means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109488252B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112761596A (en) * | 2021-01-13 | 2021-05-07 | 孙伟峰 | Pressure guide structure of pump |
| CN117468888A (en) * | 2023-12-27 | 2024-01-30 | 中国石油集团川庆钻探工程有限公司 | Underground airtight plugging tool and plugging method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201250640Y (en) * | 2008-08-01 | 2009-06-03 | 辽河石油勘探局 | Shaft anti-blowout and anti-overflow unit for workover |
| CN104329242A (en) * | 2014-09-05 | 2015-02-04 | 胜利油田北方实业集团有限责任公司 | Pipe type oil suction pump |
| CN104453753A (en) * | 2013-09-25 | 2015-03-25 | 上海祁杉仪器科技有限公司 | Oil pipe anti-overflow tool for direct flushing and indirect flushing |
| CN204646181U (en) * | 2015-04-13 | 2015-09-16 | 周艳 | New pumping unit ball-and-seat |
| CN206522120U (en) * | 2017-03-07 | 2017-09-26 | 杨朝杰 | Solvable Anti-over flow uniform valves |
| CN209603932U (en) * | 2019-01-21 | 2019-11-08 | 松原迈维自动化设备有限责任公司 | A kind of environment-friendly type seepage prevention control device |
-
2019
- 2019-01-21 CN CN201910050905.2A patent/CN109488252B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201250640Y (en) * | 2008-08-01 | 2009-06-03 | 辽河石油勘探局 | Shaft anti-blowout and anti-overflow unit for workover |
| CN104453753A (en) * | 2013-09-25 | 2015-03-25 | 上海祁杉仪器科技有限公司 | Oil pipe anti-overflow tool for direct flushing and indirect flushing |
| CN104329242A (en) * | 2014-09-05 | 2015-02-04 | 胜利油田北方实业集团有限责任公司 | Pipe type oil suction pump |
| CN204646181U (en) * | 2015-04-13 | 2015-09-16 | 周艳 | New pumping unit ball-and-seat |
| CN206522120U (en) * | 2017-03-07 | 2017-09-26 | 杨朝杰 | Solvable Anti-over flow uniform valves |
| CN209603932U (en) * | 2019-01-21 | 2019-11-08 | 松原迈维自动化设备有限责任公司 | A kind of environment-friendly type seepage prevention control device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112761596A (en) * | 2021-01-13 | 2021-05-07 | 孙伟峰 | Pressure guide structure of pump |
| CN117468888A (en) * | 2023-12-27 | 2024-01-30 | 中国石油集团川庆钻探工程有限公司 | Underground airtight plugging tool and plugging method |
| CN117468888B (en) * | 2023-12-27 | 2024-03-19 | 中国石油集团川庆钻探工程有限公司 | Underground airtight plugging tool and plugging method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109488252B (en) | 2023-08-22 |
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