CN204098887U - Layered polymer injection well control head - Google Patents
Layered polymer injection well control head Download PDFInfo
- Publication number
- CN204098887U CN204098887U CN201420646661.7U CN201420646661U CN204098887U CN 204098887 U CN204098887 U CN 204098887U CN 201420646661 U CN201420646661 U CN 201420646661U CN 204098887 U CN204098887 U CN 204098887U
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- valve
- control valve
- pipeline
- way
- lower floor
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Abstract
A kind of layered polymer injection well control head is centered by well head, big four, middle four-way, central tube joint, upper four-way, testing valve connect successively from bottom to top, the above-mentioned four-way left side is respectively provided with sleeve valve, and connected in " E " font by pipeline, elbow, on the right of big four, total valve, flap valve are connected with sleeve valve by pipeline, elbow; Top level control valve is provided with on the right of middle four-way, be connected by the outlet of pipeline with upper strata measuring instrument, upper strata angie type flow control valve, lower floor's control valve is provided with on the right of upper four-way, be connected by the outlet of pipeline with lower floor measuring instrument, lower floor's angie type flow control valve, the import of upper strata angie type flow control valve is connected with the pipeline between flap valve with sleeve valve by pipeline, elbow parallel connection with the import of lower floor's angie type flow control valve.It is supporting that the utility model is applicable to tertiary oil production in oil field layered polymer injection wellhead assembly, and flow-control adjustment is easy to operate, reduces operating cost, improves polymer displacement of reservoir oil sweep area and oil displacement efficiency.
Description
Technical field
The utility model relates to oilfield injection well multi-zone flow regulating technology, specifically a kind of layered polymer injection well control head.
Background technology
At present in oil field development tertiary oil recovery technique, polymer flooding oil tech extensively adopts, but because polymer viscosity is large, in layered polymer injection, down-hole water nozzle often blocks, and needs operation to change water nozzle, injection well operating cost is increased, polymer displacement of reservoir oil sweep area reduces, and oil displacement effect of polymer is poor, affects crude oil production.
Summary of the invention
The purpose of this utility model is exactly in view of the foregoing defects the prior art has, provides a kind of layered polymer injection well control head.
Technical solutions of the utility model comprise: total valve, flap valve, elbow, pipeline, sleeve valve, big four, upper strata angie type flow control valve, upper strata measuring instrument, top level control valve, middle four-way, lower floor's angie type flow control valve, lower floor's measuring instrument, table valve, pressure meter, lower floor's control valve, upper four-way, testing valve, central tube joint.Described layered polymer injection well control head is centered by well head, big four, middle four-way, central tube joint, upper four-way, testing valve connect successively from bottom to top, the left side of above-mentioned four-way is respectively provided with a sleeve valve, and connected in " E " font by pipeline, elbow, the right total valve, the flap valve of big four are connected with sleeve valve by pipeline, elbow; The right of middle four-way is provided with top level control valve, be connected by the outlet of pipeline with upper strata measuring instrument, upper strata angie type flow control valve, the right of upper four-way is provided with lower floor's control valve, be connected by the outlet of pipeline with lower floor measuring instrument, lower floor's angie type flow control valve, the import of upper strata angie type flow control valve is connected with the pipeline between flap valve with sleeve valve by pipeline, elbow parallel connection with the import of lower floor's angie type flow control valve.
The outside of the sleeve valve of big four in above-mentioned layered polymer injection well control head and the top level control valve of the outside of lower floor's control valve and middle four-way is equipped with table valve, pressure meter respectively.
The beneficial effects of the utility model are: be applicable in oil field development tertiary oil recovery technique, layered polymer injection wellhead assembly is supporting, and flow-control adjustment is easy to operate, reduces operating cost, improve polymer displacement of reservoir oil sweep area and oil displacement efficiency, ensure that tertiary oil recovery is normally produced.
Accompanying drawing explanation
Fig. 1-the utility model scene application axle geodesic structure schematic diagram.
In figure, 1. total valve, 2. flap valve, 3. elbow, 4. pipeline, 5. sleeve valve, 6. big four, 7. upper strata angie type flow control valve, 8. upper strata measuring instrument, 9. top level control valve, 10. four-way in, 11. lower floor's angie type flow control valves, 12. lower floor's measuring instruments, 13. table valves, 14. pressure meters, 15. lower floor's control valves, four-way on 16., 17. testing valves, 18. central tube joints.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Shown in accompanying drawing, layered polymer injection well control head is made up of total valve 1, flap valve 2, elbow 3, pipeline 4, sleeve valve 5, big four 6, upper strata angie type flow control valve 7, upper strata measuring instrument 8, top level control valve 9, middle four-way 10, lower floor's angie type flow control valve 11, lower floor's measuring instrument 12, table valve 13, pressure meter 14, lower floor's control valve 15, upper four-way 16, testing valve 17, central tube joint 18.Described layered polymer injection well control head is centered by well head, big four 6, middle four-way 10, central tube joint 18, upper four-way 16, testing valve 17 connect successively from bottom to top, the left side of above-mentioned four-way is respectively provided with a sleeve valve 5, and connected in " E " font by pipeline 4, elbow 3, the right total valve 1, the flap valve 2 of big four 6 are connected with sleeve valve 5 by pipeline 4, elbow 3; The right of middle four-way 10 is provided with top level control valve 9, be connected by the outlet of pipeline 4 with upper strata measuring instrument 8, upper strata angie type flow control valve 7, the right of upper four-way 16 is provided with lower floor's control valve 15, be connected by the outlet of pipeline 4 with lower floor measuring instrument 12, lower floor's angie type flow control valve 11, the import of upper strata angie type flow control valve 7 is connected with the pipeline 4 between flap valve 2 with sleeve valve 5 by pipeline 4, elbow 3 parallel connection with the import of lower floor angie type flow control valve 11.
In note collecting process, high pressure injection is gathered liquid and is divided into two flow directions by total valve 1, flap valve 2, elbow 3, pipeline 4, one is through upper strata angie type flow control valve 7, upper strata measuring instrument 8, top level control valve 9, middle four-way 10 enter oil pipe, oil reservoir in injection; Two be through lower floor's angie type flow control valve 11, lower floor's measuring instrument 12, lower floor's control valve 15, upper four-way 16, central tube joint 18 enter central tube, inject lower oil reservoir, thus reach the object of layered polymer injection.
Claims (2)
1. a layered polymer injection well control head, comprising: total valve (1), flap valve (2), elbow (3), pipeline (4), sleeve valve (5), big four (6), upper strata angie type flow control valve (7), upper strata measuring instrument (8), top level control valve (9), middle four-way (10), lower floor's angie type flow control valve (11), lower floor's measuring instrument (12), table valve (13), pressure meter (14), lower floor's control valve (15), upper four-way (16), testing valve (17), central tube joint (18), it is characterized in that: described layered polymer injection well control head is for centered by well head, big four (6), middle four-way (10), central tube joint (18), upper four-way (16), testing valve (17) connect successively from bottom to top, the left side of above-mentioned four-way is respectively provided with a sleeve valve (5), and connected in " E " font by pipeline (4), elbow (3), the right total valve (1), the flap valve (2) of big four (6) are connected with sleeve valve (5) by pipeline (4), elbow (3), the right of middle four-way (10) is provided with top level control valve (9), by pipeline (4) and upper strata measuring instrument (8), the outlet on upper strata angie type flow control valve (7) connects, the right of upper four-way (16) is provided with lower floor's control valve (15), by pipeline (4) and lower floor's measuring instrument (12), the outlet of lower floor's angie type flow control valve (11) connects, the import on upper strata angie type flow control valve (7) and the import of lower floor's angie type flow control valve (11) are by pipeline (4), elbow (3) parallel connection is connected with the pipeline (4) between flap valve (2) with sleeve valve (5).
2. layered polymer injection well control head according to claim 1, is characterized in that: the outside of the top level control valve (9) of the sleeve valve (5) of described big four (6) and the outside of lower floor's control valve (15) and middle four-way (10) is equipped with table valve (13), pressure meter (14) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420646661.7U CN204098887U (en) | 2014-11-03 | 2014-11-03 | Layered polymer injection well control head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420646661.7U CN204098887U (en) | 2014-11-03 | 2014-11-03 | Layered polymer injection well control head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204098887U true CN204098887U (en) | 2015-01-14 |
Family
ID=52267324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420646661.7U Expired - Fee Related CN204098887U (en) | 2014-11-03 | 2014-11-03 | Layered polymer injection well control head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204098887U (en) |
-
2014
- 2014-11-03 CN CN201420646661.7U patent/CN204098887U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150114 Termination date: 20151103 |
|
| EXPY | Termination of patent right or utility model |