CN106321005B - Tubular pump fixing valve ball fishing socket and its application method - Google Patents
Tubular pump fixing valve ball fishing socket and its application method Download PDFInfo
- Publication number
- CN106321005B CN106321005B CN201610962234.3A CN201610962234A CN106321005B CN 106321005 B CN106321005 B CN 106321005B CN 201610962234 A CN201610962234 A CN 201610962234A CN 106321005 B CN106321005 B CN 106321005B
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- China
- Prior art keywords
- valve ball
- valve
- ball
- fishing socket
- cylinder
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000008676 import Effects 0.000 claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 241000251468 Actinopterygii Species 0.000 claims description 25
- 238000012546 transfer Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000012790 confirmation Methods 0.000 claims description 2
- 238000011010 flushing procedure Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 claims description 2
- 238000004064 recycling Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000003208 petroleum Substances 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 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
- E21B31/00—Fishing for or freeing objects in boreholes or wells
- E21B31/12—Grappling tools, e.g. tongs or grabs
- E21B31/18—Grappling tools, e.g. tongs or grabs gripping externally, e.g. overshot
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Marine Sciences & Fisheries (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Float Valves (AREA)
Abstract
The present invention is tubular pump fixing valve ball fishing socket and its application method, after the fracture of petroleum industry producing well underground tubing pump standing valve cover, when valve ball falls well and enters oil jacket annulus as underground Pisces roof fall object, standing valve ball is salvaged, simplify trouble of lost tool in hole form, salvaging is facilitated to fall well casing column.Fishing socket includes top connection and cylinder, and top connection is connect with cylinder, and valve ball Bu Ru mechanism is fixed in cylinder and can be slided in cylinder by guide rail pin；The lower part of cylinder is guide shoe, and the valve ball that valve is mounted on the guide shoe imports on the inner wall of track two sides, and the ball window of valve ball Bu Ru mechanism is opposite with valve.Fishing socket is salvaged after circulation well cleanup with running string G.I.H.The present invention can be improved job success ratio, shortens operation and accounts for the well time, significantly reduces production cost.
Description
Technical field
The present invention relates to petroleum industry device for fishing drops underground, especially tubular pump fixing valve ball fishing socket and its make
With method, after being suitable for the fracture of tubing pump standing valve cover, valve ball falls well and enters oil jacket annulus as underground Pisces top
When junk, standing valve ball is salvaged, simplifies trouble of lost tool in hole form, salvaging is facilitated to fall well casing column.
Background technique
Oil well is most common production form using tubing pump production of going into the well, if the fixation of tubing pump
It just will appear standing valve ball after valve cover fracture and produce the case where tail pipe falls well, often will appear this specification attached drawing Fig. 4
In situation, in such cases valve ball and fracture valve seat squeezed in the annular space of oil pipe and casing side by side, top of fish is just
As the Pisces top form of valve ball and fracture valve seat, interior fishing and outer fishing valve seat can not all be implemented at this time.What tradition was salvaged
Way is exactly that hook is dialled in first tripping in, and valve ball is reversed valve seat again by dialling to draw, then again outside tripping in slip socket or female coupling tap
Fishing falls well casing column.But the success rate that group hook group ball is taken a seat in practice of construction is extremely low, at this moment just needs valve ball and valve seat
Milling is fallen together, can just salvage remaining trouble of lost tool in hole.And light maintenance milling valve ball and valve seat is difficult, so through
It is often to eventually lead to turn heavy repair task by light maintenance operation, not only delays production, but also considerably increase operating cost, production is existing
It is badly in need of solving the above problems in field.
Summary of the invention
The object of the present invention is to provide tubular pump fixing valve ball fishing socket and its application methods, simplify trouble of lost tool in hole shape
State reduces the difficulty of light maintenance operation, first salvages valve ball, then row salvages the operation for falling well casing column, and valve ball is made to fall well formation
Pisces roof fall object, is completed by light maintenance operation, to reduce production cost, reduction accounts for the well time.
The technical solution of the invention is as follows:
Tubular pump fixing valve ball fishing socket includes top connection and cylinder, and top connection is connect with cylinder, and valve ball is caught into machine
Structure is fixed in cylinder and can be slided in cylinder by guide rail pin；The lower part of cylinder is guide shoe, and valve is mounted on this and draws
The valve ball of shoes imports on the inner wall of track two sides, and the ball window of valve ball Bu Ru mechanism is opposite with valve.
The application method of tubular pump fixing valve ball fishing socket is:
A, fishing socket is with running string G.I.H, circulation well cleanup；
B, decentralization fishing socket captures valve ball；
C, valve ball is imported into ball window；
D, it confirms to play out running string after fishing succeeds.
Compared with prior art, significant using effect of the invention is: the present invention the lower part of floating drum be provided with ball window with
Guide shoe with valve matches, and can rinse top of fish after G.I.H with turn on pump can after exchanging orientation, pressurized operation repeatedly
Track is introduced by the valve ball of guide shoe so that the valve ball of well will be fallen valve ball is introduced into the ball window of floating drum, salvage and fall into oil
The fishing of the aerial valve ball of lantern ring, valve ball obtains so that the Pisces top operating condition of underground becomes single top of fish, and hole condition is simplified,
Well casing column is fallen for lower step well workover salvaging and has cleared away obstacle, is finally shortened and is accounted for the well period, effectively reduces the expense of well workover.This hair
It is bright overcome at present using dial hook by valve ball dial introduce it is extremely low into fracture valve seat operation mode success rate, and exist because of nothing
Valve ball is salvaged the top of fish caused by coming and more complicates, influences well workover subsequent construction, final extend well workover and construct by method
The shortcomings that period.The job success ratio of this kind of Pisces roof fall object is significantly improved, light maintenance operation is salvaged can successfully, shortens
Operation accounts for the well time, significantly reduces production cost.This fishing socket materials are convenient, and low manufacture cost, tooling strength are big, assembly letter
The features such as single, reliable operation, easy maintenance, has good using effect and significant economic benefit.
Detailed description of the invention
Fig. 1 is the main view of schematic structural view of the invention.
Fig. 2 is the right view of Fig. 1.
Fig. 3 is the left view of Fig. 1.
Fig. 4 is that valve ball falls the underground working schematic diagram after well.
Specific embodiment
The present invention is described in detail below in conjunction with attached drawing, is not limited the scope of the invention, it is all to be thought using design of the invention
The improvement that rood goes out belongs to protection category of the invention.
Referring to figure 1, figure 2 and figure 3, tubular pump fixing valve ball fishing socket includes top connection 1 and cylinder 4, top connection 1 and cylinder
Body 4 connects, and valve ball Bu Ru mechanism is fixed in cylinder 4 and can be slided in cylinder 4 by guide rail pin 3；Under cylinder 4
Portion is guide shoe 8, and the valve ball that valve 9 is mounted on the guide shoe 8 imports on the inner wall of track two sides, the ball window of valve ball Bu Ru mechanism
6 is opposite with valve 9.
Valve ball Bu Ru mechanism includes spring 2, spring base and floating drum 5, and spring base is fixed on the top cylinder of floating drum 5
Interior, spring 2 is mounted between the spring base in the lower lumen and floating drum 5 of top connection 1；The two sides of 5 middle cylinder of floating drum are equipped with
Float guide 10, guide rail pin 3 run through cylinder 4 and float guide 10, are fixed on the tube wall of cylinder 4；The bottom of floating drum 5 is with blind
Plate blocks, and ball window 6 is provided with the lower part of floating drum 5.
The lower part of the floating drum 5 is conically shaped, and ball window 6 is located at the side of conically shaped, its underpart opening connects with blind plate, ball
Two sides of window 6 are a spoon shape sides, and the entrance and fishing for being more advantageous to valve ball obtain；Spring 2 is round or net plate-shaped member, makes to wash
Well liquid can pass therethrough.
The guide shoe 8 is fork configuration, opens up fish tubing string on the tube body of valve ball importing track opposite side and imports window, valve
Ball imports track and fish tubing string imports window and penetrates through with the bottom of guide shoe 8, and the bottom of guide shoe 8 is to import track two from valve ball
The arc end that side extends downwardly imports track convenient for valve ball is imported valve ball.
The width that the valve ball of the guide shoe 8 imports track is set between 40mm-44mm, makes common tubing pump just
Standing valve ball can successfully import after track enters and open valve 9 and slid into ball window 6 from valve ball.Guide shoe 8
Fish tubing string imports radius of the width less than, greater than or equal to cylinder 4 of window, is conducive to guide shoe 8 and crosses fracture valve seat and oil
Pipe box cupling；The length of float guide 10 is set between 280mm-400mm, guarantees that floating drum 5 has enough active strokes above and below.
The valve 9 is two valve ball lead in track that guide shoe 8 is fixed on respect to the arc plates of installation, by torsional spring 7
On the inner wall of road two sides, it can stretch out and be retracted in guide shoe 8 from guide shoe 8.
The valve 9 in the closed state, two arc plates top plate body pairing, middle part and the plate body pairing of lower part
Arc-shaped door shape, the gate-width of the arc-shaped door are set in 40mm or more afterwards；The lower end of two arc plates of valve 9 is arc
End can be rotated along the limiting stand on 8 inner wall of guide shoe, after valve ball, which opens valve 9, enters the ball window 6 of floating drum 5, in torsional spring 7
Under the action of valve 9 be automatically closed.
One end of the torsional spring 7 is fixed on the tube wall of guide shoe 8, the other end is fixed on the arc panel on piece of valve 9, its bullet
Spring coil is worn on the mounting shaft, which is fixed between valve 9 and guide shoe 8.When valve ball is introduced into valve ball lead in track
When answering back to valve 9, under the action of torsional spring 7, valve 9 is opened for road.
The application method of tubular pump fixing valve ball fishing socket is:
A, fishing socket is with running string G.I.H, circulation well cleanup；
B, decentralization fishing socket captures valve ball；
C, valve ball is imported into ball window 6；
D, it confirms to play out running string after fishing succeeds.
When circulation well cleanup, for fishing socket at 1m-2m above top of fish, turn on pump rinses top of fish to recycling completely, stops circulation
Well-flushing；When transferring fishing socket and capturing valve ball, slowly transfer fishing socket touching top of fish and record touching top of fish side to enter and suspending weight, side
Enter to refer to that well workover fishing when end root oil pipe enters the length below of plane on well head, above mention and rotate running string repeatedly,
Touching top of fish and the column tube angle for finding maximum touching top of fish, after the valve ball that confirmation valve ball enters guide shoe 8 imports track, after
Continuous decentralization fishing socket is simultaneously forced into 10-15KN, slowly above mentions fishing socket for valve ball and imports ball window 6；It confirms to rise after fishing succeeds
Running string is after above mentioning fishing socket before trip-out, leaving top of fish 1-2m out, again slowly under put back to fish finding top, side enters if it exists
Depth as shallow and card resistance phenomenon is above proposed, it is invalid to illustrate to salvage, and the salvaging process for transferring fishing socket capture valve ball is repeated, until salvaging
Success.
Referring to fig. 4, after this tool is with running string G.I.H, can be sentenced by the variation of decentralization contact top of fish depth
The valve ball whether disconnected valve ball out is introduced into guide shoe 8 imports track, after judging that valve ball enters valve ball importing track
Continue decentralization tool, until pressurization 10KN allows the valve 9 of tool to capture valve ball, at this moment slightly above mentioning running string can be incited somebody to action
Valve ball is sent into ball window 6, is fished out and is obtained by floating drum 5.
The embodiment described above is only exemplary embodiments, but the present invention is not limited only to these embodiments, this field
Technical staff can make modification without departing from the spirit and inspiration of the present invention.There may be many for aspect disclosed herein
Change, combination and modification, and be within, therefore, protection scope is not limited only to explanation above.
Claims (10)
1. tubular pump fixing valve ball fishing socket, including top connection (1) and cylinder (4), top connection (1) are connect with cylinder (4),
It is characterized in, valve ball Bu Ru mechanism is fixed in cylinder (4) by guide rail pin (3) and being capable of the sliding in cylinder (4)；Cylinder
(4) lower part is guide shoe (8), and the valve ball that valve (9) is mounted on the guide shoe (8) imports on the inner wall of track two sides, valve ball
Relatively, valve ball imports track and is provided on the side tube wall of guide shoe (8) for the ball window (6) of Bu Ru mechanism and valve (9)；Valve ball
Bu Ru mechanism includes spring (2) and floating drum (5), and the bottom of floating drum (5) is blocked with blind plate, and ball window (6) is provided under floating drum (5)
Portion, spring (2) are mounted between top connection (1) and floating drum (5).
2. tubular pump fixing valve ball fishing socket as described in claim 1, characterized in that the top cylinder of the floating drum (5)
It is provided with spring base, spring (2) is mounted between the spring base in the lower lumen and floating drum (5) of top connection (1)；Floating drum (5)
The two sides of middle cylinder are equipped with float guide (10), guide rail pin (3) through cylinder (4) and float guide (10), be fixed on cylinder
On the tube wall of body (4).
3. tubular pump fixing valve ball fishing socket as claimed in claim 2, characterized in that the lower part of the floating drum (5) is cone
Shape cylinder, ball window (6) is located at the side of conically shaped, its underpart opening connects with blind plate, and two sides of ball window (6) are a spoon shape sides；
Spring (2) is round or net plate-shaped member, and flushing fluid is enable to pass therethrough.
4. tubular pump fixing valve ball fishing socket as claimed in claim 3, characterized in that the guide shoe (8) is fork configuration,
Fish tubing string is opened up on the tube body of valve ball importing track opposite side and imports window, and valve ball imports track and fish tubing string importing window is equal
It is penetrated through with the bottom of guide shoe (8), the bottom of guide shoe (8) is to import the arc end that track two sides extend downwardly from valve ball.
5. tubular pump fixing valve ball fishing socket as claimed in claim 4, characterized in that the valve ball of the guide shoe (8) is led
The width for entering track is set between 40mm-44mm；The fish tubing string of guide shoe (8) import the width of window less than, greater than or equal to
The radius of cylinder (4)；The length of float guide (10) is set between 280mm-400mm.
6. tubular pump fixing valve ball fishing socket as described in claim 1, characterized in that the valve (9) is two opposite
The arc plate of installation is imported on the inner wall of track two sides by the valve ball that torsional spring (7) is fixed on guide shoe (8), can be from drawing
It stretches out and is retracted in guide shoe (8) in shoes (8).
7. tubular pump fixing valve ball fishing socket as claimed in claim 6, characterized in that the valve (9) is in off position
Under, arc-shaped door shape after the top plate body pairings of two arc plates, middle part and the plate body pairing of lower part, the door of the arc-shaped door
Width setting is in 40mm or more；The lower end of two arc plates of valve (9) is arc end, can be along the limit on guide shoe (8) inner wall
Position platform rotation.
8. tubular pump fixing valve ball fishing socket as claimed in claims 6 or 7, characterized in that one end of the torsional spring (7) is solid
Be scheduled on the tube wall of guide shoe (8), the other end is fixed on the arc panel on piece of valve (9), its spring ring wear on the mounting shaft, should
Installation axle is fixed between valve (9) and guide shoe (8).
9. the application method of tubular pump fixing valve ball fishing socket as described in claim 1, is:
A, fishing socket is with running string G.I.H, circulation well cleanup；
B, decentralization fishing socket captures valve ball；
C, valve ball is imported into ball window (6)；
D, it confirms to play out running string after fishing succeeds.
10. the application method of tubular pump fixing valve ball fishing socket as claimed in claim 9, characterized in that when circulation well cleanup, beat
For dipper at 1m-2m above top of fish, turn on pump rinses top of fish to recycling completely, stops circulation well cleanup；It is all to transfer fishing socket capture
When your ball, slowly transfers fishing socket touching top of fish and records touching top of fish side to enter and suspending weight, above mention and rotate running string repeatedly,
Touching top of fish and the column tube angle for finding maximum touching top of fish, after the valve ball that confirmation valve ball enters guide shoe (8) imports track,
Continue to transfer fishing socket and be forced into 10-15KN, slowly above mentions fishing socket for valve ball and import ball window (6)；Confirm that fishing succeeds
After play out running string and be after above mentioning fishing socket before trip-out, leaving top of fish 1-2m, again slowly under put back to fish finding top, if it exists
Side enters depth as shallow and above proposes card resistance phenomenon, and it is invalid to illustrate to salvage, and repeats the salvaging process for transferring fishing socket capture valve ball, until
It salvages successfully.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610962234.3A CN106321005B (en) | 2016-10-28 | 2016-10-28 | Tubular pump fixing valve ball fishing socket and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610962234.3A CN106321005B (en) | 2016-10-28 | 2016-10-28 | Tubular pump fixing valve ball fishing socket and its application method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106321005A CN106321005A (en) | 2017-01-11 |
| CN106321005B true CN106321005B (en) | 2019-06-07 |
Family
ID=57815927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610962234.3A Expired - Fee Related CN106321005B (en) | 2016-10-28 | 2016-10-28 | Tubular pump fixing valve ball fishing socket and its application method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106321005B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107859498B (en) * | 2017-11-21 | 2023-07-07 | 中国石油天然气集团有限公司 | Combined type fishing device |
| CN114427368B (en) * | 2021-12-31 | 2024-05-14 | 中国石油化工股份有限公司 | Horizontal well coiled tubing salvaging method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2104937A (en) * | 1981-08-27 | 1983-03-16 | Fiberflex Prod Inc | Method and means for fishing a sucker rod string which includes a separated fiberglass sucker rod |
| CN2254951Y (en) * | 1996-04-20 | 1997-05-28 | 胜利石油管理局临盘采油厂 | Eccentric active cover type overshot for gripping sucker rod |
| CN201103360Y (en) * | 2007-08-31 | 2008-08-20 | 高剑锋 | Underground falling objects salvaging barrel |
| CN203362092U (en) * | 2013-07-01 | 2013-12-25 | 李士铭 | Retractable fishing cylinder |
| CN206158646U (en) * | 2016-10-28 | 2017-05-10 | 中国石油化工股份有限公司 | A section of thick bamboo is salvaged to tubing pump fixed valve ball |
-
2016
- 2016-10-28 CN CN201610962234.3A patent/CN106321005B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2104937A (en) * | 1981-08-27 | 1983-03-16 | Fiberflex Prod Inc | Method and means for fishing a sucker rod string which includes a separated fiberglass sucker rod |
| CN2254951Y (en) * | 1996-04-20 | 1997-05-28 | 胜利石油管理局临盘采油厂 | Eccentric active cover type overshot for gripping sucker rod |
| CN201103360Y (en) * | 2007-08-31 | 2008-08-20 | 高剑锋 | Underground falling objects salvaging barrel |
| CN203362092U (en) * | 2013-07-01 | 2013-12-25 | 李士铭 | Retractable fishing cylinder |
| CN206158646U (en) * | 2016-10-28 | 2017-05-10 | 中国石油化工股份有限公司 | A section of thick bamboo is salvaged to tubing pump fixed valve ball |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106321005A (en) | 2017-01-11 |
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Granted publication date: 20190607 Termination date: 20201028 |