CN209603932U - 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
- CN209603932U CN209603932U CN201920088166.1U CN201920088166U CN209603932U CN 209603932 U CN209603932 U CN 209603932U CN 201920088166 U CN201920088166 U CN 201920088166U CN 209603932 U CN209603932 U CN 209603932U
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- 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.)
- Withdrawn - After Issue
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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 utility model 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
Between pump barrel and 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 device plays the role of sand setting during normal production, and whens oil recovery well operations transmits oily overpressure and realizes that casing suppresses oil pipe leakage checking,
Blowout prevention plugging when payzone high pressure, venting oil pipe overbottom pressure and a kind of safety suitable for oil field environment-protection operation of draining when payzone low pressure
Environmentally friendly 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 purpose of the utility model is to provide it is a kind of can solve oil pumping well operations when oil pipe in liquid flooding to ground ring
Control device is protected, which is mounted on deep well pump lower end, substitutes the standing valve of tubing pump, do not influence oil well and normally give birth to
Produce, but when oil well production is abnormal need operation when oil pipe in blowout prevention oil draining function while starting, be able to achieve oily liquid in pipe
It 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, is equipped with bypass in drain path
Valve 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 utility model:
The utility model replaces oil well pump standing valve to be mounted on oil well pump lower end, and well use is normally entered with tool string, when
Pump work is abnormal for oil pumping 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 is cut
Sliding sleeve of having no progeny 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,
The liquid of relief hole venting on sand sediment pipe, the sliding sleeve displacement in pipe occupies volume, while the draining where bypassing valve ball is logical
Road is opened, and 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 ring
Operation is protected, when oil pipe pressure is less than casing pressure, oil leak hole is shut, and achievees the purpose that anti-hydrojet.
The utility model 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, which normally produces, to be touched pump, changes the measures requirements such as clear, hot wash, dynamic liquid level test.Sliding sleeve with shear pin is installed in main body, when
Oil well is abnormal when needing operation, the shear pin for cutting sliding sleeve can be suppressed by oil pipe, sliding sleeve seals pump lower part feed liquor after moving down logical
Valve top drain path is conceded in road, and when tubing pressure is higher than casing pressure, oil leak hole is in the open state, is played draining and is made
With.When casing pressure high pressure pipe pressure, oil leak hole is shut, and plays the role of blowout prevention, is had autonomous according to bottom pressure situation
The characteristics of selecting blowout prevention or oil draining function.
The utility model has the beneficial effects that
The utility model is mounted on deep well pump lower end, substitutes the standing valve of tubing pump, does not influence oil well and normally gives birth to
Produce, but when oil well production is abnormal need operation when, blowout prevention oil draining function starts simultaneously in oil pipe, is able to achieve oily liquid in pipe
It can leak into 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 the structural schematic diagram one of the utility model.
Fig. 2 is the structural schematic diagram two of the utility model.
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 15,3 housing of sliding sleeve
If suction inlet is shorted 2,1 front end periphery of main body has drain path 17, and bypass valve ball 5 and side are equipped in drain path 17
Logical valve 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 utility model:
The utility model replaces oil well pump standing valve to be mounted on oil well pump lower end, and well use is normally entered with tool string, when
Pump work is abnormal for oil pumping when needing pump detection and workover.After beam hanger rises, the 24-25Mpa that pressurizes in oil pipe, shear pin 16 are carried out from well head
Sliding sleeve 3 moves down after cutting, 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 list
Flow valve 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 valve
Drain path 17 where ball 5 is opened, when oil pipe pressure may be implemented greater than casing pressure, oil pipe liquid sleeve pipe, and oil jacket connection, oil pipe
Interior grease leaks, and realizes environmentally friendly operation, when oil pipe pressure is less than casing pressure, oil leak hole is shut, and achievees the purpose that anti-hydrojet.
The utility model is connected between pump barrel and floral tube, and interior design has sand sediment pipe 11, has sand-proof function, and can be full
Sufficient oil well, which normally produces, to be touched pump, changes the measures requirements such as clear, hot wash, dynamic liquid level test.Cunning with shear pin 16 is installed in main body 1
Set 3 can suppress the shear pin 16 for cutting sliding sleeve 3 when oil well is abnormal needs operation by oil pipe, and sliding sleeve 3 seals pump after moving down
Lower part feed pathway 18 concedes valve top drain path, and when tubing pressure is higher than casing pressure, oil leak hole is in opening state
State plays draining.When casing pressure high pressure pipe pressure, oil leak hole is shut, and plays the role of blowout prevention, is had and is pressed according to shaft bottom
Power 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 in drain path (17)
Ball (5) and bypass valve cover (6), in annular space between sand sediment pipe (11) and lower housing (14) and suction inlet be shorted (2) it is interior have into
Liquid channel (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920088166.1U CN209603932U (en) | 2019-01-21 | 2019-01-21 | A kind of environment-friendly type seepage prevention control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920088166.1U CN209603932U (en) | 2019-01-21 | 2019-01-21 | A kind of environment-friendly type seepage prevention control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209603932U true CN209603932U (en) | 2019-11-08 |
Family
ID=68401220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920088166.1U Withdrawn - After Issue CN209603932U (en) | 2019-01-21 | 2019-01-21 | A kind of environment-friendly type seepage prevention control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209603932U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488252A (en) * | 2019-01-21 | 2019-03-19 | 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 |
| CN112761596A (en) * | 2021-01-13 | 2021-05-07 | 孙伟峰 | Pressure guide structure of pump |
| CN113294117A (en) * | 2021-05-10 | 2021-08-24 | 李青 | Full-time leakage and prevention dual-purpose device for pumping well |
-
2019
- 2019-01-21 CN CN201920088166.1U patent/CN209603932U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488252A (en) * | 2019-01-21 | 2019-03-19 | 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 |
| CN109488252B (en) * | 2019-01-21 | 2023-08-22 | 松原迈维自动化设备有限责任公司 | Environment-friendly anti-overflow liquid controlling means |
| CN112761596A (en) * | 2021-01-13 | 2021-05-07 | 孙伟峰 | Pressure guide structure of pump |
| CN113294117A (en) * | 2021-05-10 | 2021-08-24 | 李青 | Full-time leakage and prevention dual-purpose device for pumping well |
| CN113294117B (en) * | 2021-05-10 | 2022-12-30 | 大庆创革石油技术开发有限公司 | Full-time leakage and prevention dual-purpose device for pumping well |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20191108 Effective date of abandoning: 20230822 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20191108 Effective date of abandoning: 20230822 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |