CN208473777U - Slim-hole, which can mix, washes formula mechanical water plugging pipe string - Google Patents
Slim-hole, which can mix, washes formula mechanical water plugging pipe string Download PDFInfo
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- CN208473777U CN208473777U CN201820930723.5U CN201820930723U CN208473777U CN 208473777 U CN208473777 U CN 208473777U CN 201820930723 U CN201820930723 U CN 201820930723U CN 208473777 U CN208473777 U CN 208473777U
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Abstract
The utility model, which provides a kind of slim-hole and can mix, washes formula mechanical water plugging pipe string, comprising: the first packer is set in the first sleeve above leak source；Second packer is set in the second casing below the leak source, and second packer hangs on the first sleeve by hanger, is connected with integral joint tubing between second packer and first packer；Diversion pipe is connected to the upper end of first packer, and the diversion pipe has multiple inlet openings, and the multiple inlet opening is connected with the integral joint tubing；Oil well pump, by the way that in integral joint tubing described in oil pipe tripping in, the oil pipe is connected with the diversion pipe.The slim-hole of the utility model, which can mix, washes formula mechanical water plugging pipe string, can also thin oil blending visbreaking production and well-flushing while having reached water blockoff purpose.
Description
Technical field
It can be mixed the utility model relates to oil development technical field more particularly to a kind of slim-hole and wash formula water pack off pipe
Column.
Background technique
Conventional slim-hole water pack off mode, which cannot achieve, mixes oil and well-flushing, very short so as to cause the production cycle, directly drops
Such low oily well capacity plays.
It is influenced by slim-hole oil well casing size, slim-hole mechanical water plugging pipe string is by the envelope of model Y221-102 at present
Every the packer of device and model Y111-102 down toward the mode of oil reservoir top circle cooperation water blockoff.This water blockage pattern can not mixing light oil
Viscosity reduction production, can not well-flushing, it is very short so as to cause the production cycle, directly reduce such oily well capacity and play.
Utility model content
It can be mixed the purpose of the utility model is to provide a kind of slim-hole and wash formula mechanical water plugging pipe string, reach water blockoff purpose
While can also thin oil blending visbreaking production and well-flushing.
Following technical proposal can be used to realize in the above-mentioned purpose of the utility model:
The utility model, which provides a kind of slim-hole and can mix, washes formula mechanical water plugging pipe string, comprising:
First packer is set in the first sleeve above leak source；
Second packer is set in the second casing below the leak source, and second packer is outstanding by hanger
It is hung on the first sleeve, is connected with integral joint tubing between second packer and first packer；
Diversion pipe, is connected to the upper end of first packer, and the diversion pipe has multiple inlet openings, it is the multiple into
Fluid apertures is connected with the integral joint tubing；
Oil well pump, by the way that in integral joint tubing described in oil pipe tripping in, the oil pipe is connected with the diversion pipe.
In the embodiments of the present invention, the diversion pipe has interior diversion pipe and is set in outside the interior diversion pipe
The outer diversion pipe in portion, the interior diversion pipe are connected with the oil pipe, and the outer diversion pipe has multiple inlet openings, the outer water conservancy diversion
Pipe is connected with first packer.
In the embodiments of the present invention, the upper end of the interior diversion pipe is connected with top connection, in the top connection
It is connected with outer box cupling, the upper end of the outer diversion pipe is connected with the outer box cupling, the lower end of the outer diversion pipe and described first
Packer is connected.
In the embodiments of the present invention, the lower end of the interior diversion pipe is connected with lower box cupling, the oil pipe it is upper
End is connected with the lower box cupling.
In the embodiments of the present invention, first packer is Y111-152 type packer.
In the embodiments of the present invention, second packer is Y221-102 type packer.
In the embodiments of the present invention, the outer diameter of the integral joint tubing is 88.9mm.
In the embodiments of the present invention, the outer diameter of the oil pipe is 60mm.
The slim-hole of the utility model can mix the characteristics of washing formula mechanical water plugging pipe string and advantage is: the slim-hole can mix the formula of washing
Mechanical water plugging pipe string not only can reach the purpose of water blockoff, at the same can also thin oil blending visbreaking production and washing well, effectively administer small
Wellbore well water contradiction is restored such oily well capacity and is played.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is that the slim-hole of the utility model can mix the structural schematic diagram for washing formula mechanical water plugging pipe string.
Fig. 2 is the cross-sectional view of the diversion pipe of the utility model.
Drawing reference numeral explanation: 1, the first packer；2, the second packer；3, diversion pipe；31, inlet opening；32, interior water conservancy diversion
Pipe；33, outer diversion pipe；331, gap；34, top connection；35, outer box cupling；36, lower box cupling；4, oil well pump；41, oil pipe；5, first
Casing；6, the second casing；7, hanger；8, integral joint tubing；9, leak source.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, the utility model, which provides a kind of slim-hole, can mix and wash formula mechanical water plugging pipe string, including the first packing
Device 1, the second packer 2, diversion pipe 3 and oil well pump 4, in which: the first packer 1 sets the first sleeve 5 above leak source 9
It is interior；Second packer 2 is set in the second casing 6 of 9 lower section of leak source, and second packer 2 is hung by hanger 7
Integral joint tubing 8 is connected between the first sleeve 5, second packer 2 and first packer 1；Diversion pipe 3
It is connected to the upper end of first packer 1, the diversion pipe 3 has multiple inlet openings 31, the multiple inlet opening 31 and institute
Integral joint tubing 8 is stated to be connected；Oil well pump 4 is by the way that in integral joint tubing 8 described in 41 tripping in of oil pipe, the oil pipe 41 is led with described
Flow tube 3 is connected.
Specifically, the slim-hole can mix and wash formula mechanical water plugging pipe string and be located in the pit shaft of underground, the pit shaft is by first sleeve 5
It is formed with the complete well of the second casing 6, wherein the internal diameter of first sleeve 5 is greater than the internal diameter of the second casing 6, and the second casing 6 is by hanging
Hanging device 7 hangs on the lower end of first sleeve 5.Wherein, leak source 9 can be located in first sleeve 5, alternatively, the leak source 9 can be located at second
On second casing 6 of 2 top of packer.
The slim-hole can mix wash formula mechanical water plugging pipe string include the first packer 1 and the second packer 2, wherein the first envelope
It sets every device 1 in first sleeve 5, the second packer 2 is set in the second casing 6；In the present embodiment, first packer
1 is Y111-152 type packer, which is Y221-102 type packer.First packer 1 and the second packer 2
It is located above and below the leak source 9 in first sleeve 5.
It is connected between first packer 1 and the second packer 2 by integral joint tubing 8, in the present embodiment, which connects
The outer diameter for binding round oil pipe 8 is 88.9mm.
Diversion pipe 3 is connected to the upper end of the first packer 1, offers multiple inlet openings 31 thereon, those 31 energy of inlet opening
It is connected with integral joint tubing 8.
In the present embodiment, as shown in Fig. 2, the diversion pipe 3 has interior diversion pipe 32 and is set in outside interior diversion pipe 32
Outer diversion pipe 33, outer diversion pipe 33 have multiple inlet openings 31, the lower end of outer diversion pipe 33 is connected to the upper of the first packer 1
End, the upper end of interior diversion pipe 32 are connected with top connection 34, outer box cupling 35 are connected in top connection 34, the upper end of the outer diversion pipe 33
It is connected with outer box cupling 35, the lower end of outer diversion pipe 33 is connected with the first packer 1, between outer diversion pipe 33 and interior diversion pipe 22
It is formed with the gap 331 of annular；The lower end of interior diversion pipe 32 is connected with lower box cupling 36.
Oil well pump 4 is by the way that in 41 tripping in integral joint tubing 8 of oil pipe, in the present embodiment, the outer diameter of the oil pipe 41 is 60mm.
Wherein, the upper end of oil pipe 41 is connected by the lower box cupling 36 of diversion pipe 3 with the interior diversion pipe 32 of diversion pipe 3.
The slim-hole, which can mix, washes formula mechanical water plugging pipe string, by oil well pump 4 can extraction be located at the oil of the lower section of the second packer 2
Crude oil in layer；When needing well-flushing or thin oil blending visbreaking, from casing to the oil jacket annulus (ring between tubing string and first sleeve 5
It is empty) in injection flushing fluid or viscosity reduction liquid, flushing fluid or viscosity reduction liquid can be by multiple inlet openings 31 on diversion pipe 3 through the first packing
It is flowed into integral joint tubing 8 after device 1, viscosity reduction liquid can be flowed into pit shaft by the second packer 2, and flushing fluid is because having certain pressure
Power can return to well head out of oil pipe 41, to complete clean-out service, in well-flushing, need to rise by sucker rod.
The slim-hole of the utility model, which can mix, washes formula mechanical water plugging pipe string, can by multiple inlet openings 31 on diversion pipe 3
Realize slim-hole oil well conventional mechanical water blockoff can not mixing light oil, well-flushing the problems such as, extend the production cycle, restore such oil well
Production capacity plays.Meanwhile the utility model also passes through diversion pipe 3 and is connected with oil well pump 4, forms the structure of integral tubular column.This is practical
The improvement of the novel slim-hole well water for super-viscous oil block.
The foregoing is merely several embodiments of the utility model, and those skilled in the art is according to disclosed in application documents
Content can carry out various changes or modifications without departing from the spirit and scope of the utility model to the utility model embodiment.
Claims (8)
1. a kind of slim-hole, which can mix, washes formula mechanical water plugging pipe string characterized by comprising
First packer is set in the first sleeve above leak source；
Second packer is set in the second casing below the leak source, and second packer is hung on by hanger
The first sleeve is connected with integral joint tubing between second packer and first packer；
Diversion pipe, is connected to the upper end of first packer, and the diversion pipe has multiple inlet openings, the multiple inlet opening
It is connected with the integral joint tubing；
Oil well pump, by the way that in integral joint tubing described in oil pipe tripping in, the oil pipe is connected with the diversion pipe.
2. slim-hole as described in claim 1, which can mix, washes formula mechanical water plugging pipe string, which is characterized in that the diversion pipe has interior
Diversion pipe and the outer diversion pipe being set in outside the interior diversion pipe, the interior diversion pipe are connected with the oil pipe, described to lead outside
Flow tube has multiple inlet openings, and the outer diversion pipe is connected with first packer.
3. slim-hole as claimed in claim 2, which can mix, washes formula mechanical water plugging pipe string, which is characterized in that the interior diversion pipe it is upper
End is connected with top connection, outer box cupling is connected in the top connection, the upper end of the outer diversion pipe is connected with the outer box cupling, institute
The lower end for stating outer diversion pipe is connected with first packer.
4. slim-hole as claimed in claim 2, which can mix, washes formula mechanical water plugging pipe string, which is characterized in that under the interior diversion pipe
End is connected with lower box cupling, and the upper end of the oil pipe is connected with the lower box cupling.
5. slim-hole as described in claim 1, which can mix, washes formula mechanical water plugging pipe string, which is characterized in that first packer is
Y111-152 type packer.
6. slim-hole as described in claim 1, which can mix, washes formula mechanical water plugging pipe string, which is characterized in that second packer is
Y221-102 type packer.
7. slim-hole as described in claim 1, which can mix, washes formula mechanical water plugging pipe string, which is characterized in that the integral joint tubing
Outer diameter is 88.9mm.
8. slim-hole as described in claim 1, which can mix, washes formula mechanical water plugging pipe string, which is characterized in that the outer diameter of the oil pipe is
60mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820930723.5U CN208473777U (en) | 2018-06-11 | 2018-06-11 | Slim-hole, which can mix, washes formula mechanical water plugging pipe string |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820930723.5U CN208473777U (en) | 2018-06-11 | 2018-06-11 | Slim-hole, which can mix, washes formula mechanical water plugging pipe string |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208473777U true CN208473777U (en) | 2019-02-05 |
Family
ID=65213826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820930723.5U Active CN208473777U (en) | 2018-06-11 | 2018-06-11 | Slim-hole, which can mix, washes formula mechanical water plugging pipe string |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208473777U (en) |
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2018
- 2018-06-11 CN CN201820930723.5U patent/CN208473777U/en active Active
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