CN209603949U - The flexible sand control screen of super short radial horizontal well - Google Patents
The flexible sand control screen of super short radial horizontal well Download PDFInfo
- Publication number
- CN209603949U CN209603949U CN201821881002.6U CN201821881002U CN209603949U CN 209603949 U CN209603949 U CN 209603949U CN 201821881002 U CN201821881002 U CN 201821881002U CN 209603949 U CN209603949 U CN 209603949U
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- CN
- China
- Prior art keywords
- sand control
- control screen
- horizontal well
- short radial
- super short
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Abstract
The utility model provides a kind of flexible sand control screen of super short radial horizontal well comprising ontology, ontology include multiple sand control screen pipe nipples and the bellows piece that is set between adjacent two sand control screens pipe nipple.The flexible sand control screen of super short radial horizontal well provided by the utility model, by the way that bellows is arranged, so that super short radial horizontal well has multiple flexible bending points with flexible sand control screen, so that super short radial horizontal well flexibility sand control screen can be good at adapting to requirement of the different build angle rates to the safe setting ability of completion tubular column.
Description
Technical field
The utility model relates to completion tool technical field, in particular to the flexible sand screen of a kind of super short radial horizontal well
Pipe.
Background technique
Super short radial horizontal well technology is the important technical of old well production potential tapping synergy, can make dead well, the dirt of old filed
Dye well, accident well etc. are reborn.With the progress of super short radial horizontal well technology, borehole size is incrementally increased, effect of increasing production
It is increasingly significant, it might even be possible to compare favourably with conventional sidetracked hole.But it because super short radial horizontal well build angle rate is big, radius of curvature is small, leads
Cause conventional completed well tubing string can not tripping in, being shaked out in effective production time, it is extremely serious to influence.
Utility model content
The purpose of the utility model is to provide a kind of flexible sand control screens of super short radial horizontal well, can adapt to difference
Requirement of the build angle rate to the safe setting ability of completion tubular column.
In order to achieve the above object, the utility model provides a kind of super short radial horizontal well flexible sand control screen, packet
Include ontology, the ontology includes multiple sand control screen pipe nipples and the ripple that is set between the adjacent two sand control screen pipe nipple
Pipeline section.
The flexible sand control screen of super short radial horizontal well as described above, wherein the bellows piece is metal bellows
Section.
The flexible sand control screen of super short radial horizontal well as described above, wherein the bellows piece and the sand screen
Pipe pipe nipple is welded to connect.
The flexible sand control screen of super short radial horizontal well as described above, wherein the length of the bellows piece is less than institute
State the length of sand control screen pipe nipple.
The flexible sand control screen of super short radial horizontal well as described above, wherein the equal length of each bellows piece.
The flexible sand control screen of super short radial horizontal well as described above, wherein the length of the bellows piece be less than or
Person is equal to 3 meters.
The flexible sand control screen of super short radial horizontal well as described above, wherein the length of each sand control screen pipe nipple
It is equal.
The flexible sand control screen of super short radial horizontal well as described above, wherein the internal diameter of the bellows piece is greater than institute
State the internal diameter of sand control screen pipe nipple.
The flexible sand control screen of super short radial horizontal well as described above, wherein the first end of the ontology, which is connected with, to be connect
Head.
The flexible sand control screen of super short radial horizontal well as described above, wherein the second end of the ontology, which is connected with, to be connect
Hoop.
Compared with prior art, as follows the advantages of the utility model:
The flexible sand control screen of super short radial horizontal well provided by the utility model, by the way that bellows is arranged, so that ultrashort
Radius horizontal well has multiple flexible bending points with flexible sand control screen, so that the flexible sand screen of super short radial horizontal well
Pipe can be good at adapting to requirement of the different build angle rates to the safe setting ability of completion tubular column, and be suitable for the various curvature wells in underground
Sand control under the conditions of section, and then realize sand control screen and conveyed in Short Radius Horizontal Wells middle and long distance, and realize entire well section
Continuous, quick complete well, shorten the activity duration, extend the oil well production time, hair effect has been opened in raising, reduces operation wind
Danger, has saved overall operation cost, and has many advantages, such as using easy, practical.
Detailed description of the invention
Following drawings are only intended to schematically illustrate and explain the present invention, does not limit the model of the utility model
It encloses.Wherein:
Fig. 1 is the structural schematic diagram of the flexible sand control screen of super short radial horizontal well of the utility model；
Fig. 2 is the usage state diagram of the flexible sand control screen of super short radial horizontal well shown in FIG. 1.
Drawing reference numeral explanation:
1, ontology；11, sand control screen pipe nipple；12, bellows piece.
Specific embodiment
In order to have clearer understanding to the technical solution of the utility model, purpose and effect, now in conjunction with Detailed description of the invention sheet
The specific embodiment of utility model.
As depicted in figs. 1 and 2, the utility model provides a kind of flexible sand control screen of super short radial horizontal well, packet
Ontology 1 is included, ontology 1 includes multiple sand control screen pipe nipples 11 and the bellows being set between adjacent two sand control screens pipe nipple 11
Section 12, i.e., multiple sand control screen pipe nipples 11 replace connection with multiple bellows pieces 12 and form ontology 1, and the both ends of ontology 1 are
Sand control screen, wherein bellows piece 12 is located at when in use at the bending point of completion tubular column, so that completion tubular column has flexible bending
Qu Dian can reach the requirement for passing through super short radial horizontal well, so that the flexible sand screen of super short radial horizontal well
Pipe can be good at adapting to requirement of the different build angle rates to the safe setting ability of completion tubular column, in the construction process, after finishing drilling
Drifting is carried out, super short radial horizontal well is used flexible sand control screen and other component successively by the preparation before carrying out setting of casing
It connects to form completion tubular column, using running tool down toward predetermined position, completes completion practice in the way of routinely lower tail pipe
.
Wherein, multiple sand control screen pipe nipples 11 are to be cut to be formed by base tube, and base tube is in research formation sand production situation
On the basis of, the tubing for meeting sand control requirement of selection, the length of sand control screen pipe nipple 11 is the song according to super short radial horizontal well
The calculated size that can ensure the smooth tripping in of completion tubular column of rate.
The flexible sand control screen of super short radial horizontal well provided by the utility model, by the way that bellows is arranged, so that ultrashort
Radius horizontal well has multiple flexible bending points with flexible sand control screen, so that the flexible sand screen of super short radial horizontal well
Pipe can be good at adapting to requirement of the different build angle rates to the safe setting ability of completion tubular column, and be suitable for the various curvature wells in underground
Sand control under the conditions of section, and then realize sand control screen and conveyed in Short Radius Horizontal Wells middle and long distance, and realize entire well section
Continuous, quick complete well, shorten the activity duration, extend the oil well production time, hair effect has been opened in raising, reduces operation wind
Danger, has saved overall operation cost, and has many advantages, such as using easy, practical.
Further, bellows piece 12 is wavy metal pipeline section 12, and metal bellows has high-intensitive and good flexibility excellent
Point can effectively ensure that the service life of the flexible sand control screen of super short radial horizontal well, and wherein metal bellows can be carbon
Corrugated steel pipe is also possible to corrugated stainless steel tubing, and details are not described herein.
Further, bellows piece 12 and sand control screen pipe nipple 11 are welded to connect, and the mode of welded connecting is simple and reliable, effectively
Ensure that the reliability connected between bellows piece 12 and sand control screen pipe nipple 11.
Further, the length of bellows piece 12 is less than the length of sand control screen pipe nipple 11, so that sand control screen pipe nipple 11 has
There is enough length to realize that sand control acts on.
Further, for the ease of processing and manufacturing, the equal length of each bellows piece 12, it is of course also possible to according to actually making
With demand, keep the length of each bellows piece 12 unequal.
Further, the length of bellows piece 12 is less than or equal to 3 meters, and such length can either make completion tubular column
Super short radial horizontal well is passed through, and will not influence the sand controlling result of the flexible sand control screen of super short radial horizontal well.
Further, for the ease of the processing and manufacturing of sand-proof pipe pipe nipple, the equal length of each sand control screen pipe nipple 11, to make
Sand control screen pipe nipple 11 can batch machining manufacture, it is of course also possible to according to actual use demand, make each sand control screen pipe nipple
11 length is unequal.
Further, for the ease of the connection between bellows piece 12 and sand control screen pipe nipple 11, the internal diameter of bellows piece 12
Greater than the internal diameter of sand control screen pipe nipple 11, when installation, the end of first bellows piece 12 is set in the end of sand control screen pipe nipple 11
Then bellows piece 12 and sand control screen pipe nipple 11 are welded to connect by outside with playing positioning action, so that in bellows
Connection between section 12 and sand control screen pipe nipple 11 is simple and convenient.
In a kind of specific embodiment of the utility model, for the ease of ontology 1 and completion tubular column other component it
Between connection, be connected with connector (not shown) in the first end of ontology 1, the second end of ontology 1 is connected with box cupling (in figure not
Show), ontology 1 can be connected with other component respectively by connector and box cupling, so that completion tubular column can be rapidly performed by
Assembly.
In conclusion the flexible sand control screen of super short radial horizontal well provided by the utility model, by the way that bellows is arranged,
So that super short radial horizontal well has multiple flexible bending points with flexible sand control screen, so that super short radial horizontal well is with soft
Property sand control screen can be good at adapting to requirement of the different build angle rates to the safe setting ability of completion tubular column, and it is each to be suitable for underground
Sand control under the conditions of kind curvature well section, and then realize sand control screen and conveyed in Short Radius Horizontal Wells middle and long distance, and realize
Continuous, the quick complete well of entire well section, shortens the activity duration, extends the oil well production time, and hair effect has been opened in raising, is reduced
Operating risk, has saved overall operation cost, and has many advantages, such as using easy, practical.
The above descriptions are merely exemplary embodiments of the present utility model, the model being not intended to limit the utility model
It encloses.Any those skilled in the art, made equivalent change under the premise of not departing from the conceptions and principles of the utility model
Change and modify, should belong to the range of the utility model protection.And it should be noted that the utility model each component part
It is not limited in above-mentioned overall applicability, each technical characteristic described in the specification of the utility model can select according to actual needs
It selects one and individually uses or select the multinomial use that combines, therefore, the utility model covers and this crime in the nature of things
The related other combinations of bright point and concrete application.
Claims (10)
1. a kind of flexible sand control screen of super short radial horizontal well, which is characterized in that the super short radial horizontal well is prevented with flexible
Sand sieve pipe includes ontology, the ontology include multiple sand control screen pipe nipples and be set to the adjacent two sand control screen pipe nipple it
Between bellows piece.
2. the flexible sand control screen of super short radial horizontal well according to claim 1, which is characterized in that
The bellows piece is wavy metal pipeline section.
3. the flexible sand control screen of super short radial horizontal well according to claim 2, which is characterized in that
The bellows piece and the sand control screen pipe nipple are welded to connect.
4. the flexible sand control screen of super short radial horizontal well according to claim 1, which is characterized in that
The length of the bellows piece is less than the length of the sand control screen pipe nipple.
5. the flexible sand control screen of super short radial horizontal well according to claim 4, which is characterized in that
The equal length of each bellows piece.
6. the flexible sand control screen of super short radial horizontal well according to claim 4, which is characterized in that
The length of the bellows piece is less than or equal to 3 meters.
7. the flexible sand control screen of super short radial horizontal well according to claim 1, which is characterized in that
The equal length of each sand control screen pipe nipple.
8. the flexible sand control screen of super short radial horizontal well according to claim 1, which is characterized in that
The internal diameter of the bellows piece is greater than the internal diameter of the sand control screen pipe nipple.
9. the flexible sand control screen of super short radial horizontal well according to any one of claim 1 to 8, which is characterized in that
The first end of the ontology is connected with connector.
10. the flexible sand control screen of super short radial horizontal well according to claim 9, which is characterized in that
The second end of the ontology is connected with box cupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821881002.6U CN209603949U (en) | 2018-11-15 | 2018-11-15 | The flexible sand control screen of super short radial horizontal well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821881002.6U CN209603949U (en) | 2018-11-15 | 2018-11-15 | The flexible sand control screen of super short radial horizontal well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209603949U true CN209603949U (en) | 2019-11-08 |
Family
ID=68395618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821881002.6U Active CN209603949U (en) | 2018-11-15 | 2018-11-15 | The flexible sand control screen of super short radial horizontal well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209603949U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110984922A (en) * | 2019-12-02 | 2020-04-10 | 中国海洋石油集团有限公司 | Multi-branch ultra-short curvature radius well completion sand prevention pipe column structure |
| CN111101931A (en) * | 2019-12-17 | 2020-05-05 | 中国石油天然气集团有限公司 | Clustering perforation pipe string passing capacity calculation method of cylindrical well track model |
| CN113404444A (en) * | 2020-03-16 | 2021-09-17 | 中国石油天然气集团有限公司 | Flexible nipple for relieving deformation of oil casing of oil-gas well |
-
2018
- 2018-11-15 CN CN201821881002.6U patent/CN209603949U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110984922A (en) * | 2019-12-02 | 2020-04-10 | 中国海洋石油集团有限公司 | Multi-branch ultra-short curvature radius well completion sand prevention pipe column structure |
| CN111101931A (en) * | 2019-12-17 | 2020-05-05 | 中国石油天然气集团有限公司 | Clustering perforation pipe string passing capacity calculation method of cylindrical well track model |
| CN113404444A (en) * | 2020-03-16 | 2021-09-17 | 中国石油天然气集团有限公司 | Flexible nipple for relieving deformation of oil casing of oil-gas well |
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