CN204827342U - Two -way anchoring packer of individual layer water injection - Google Patents
Two -way anchoring packer of individual layer water injection Download PDFInfo
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- CN204827342U CN204827342U CN201520456919.1U CN201520456919U CN204827342U CN 204827342 U CN204827342 U CN 204827342U CN 201520456919 U CN201520456919 U CN 201520456919U CN 204827342 U CN204827342 U CN 204827342U
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Abstract
The utility model belongs to the technical field of oil mechanical oil recovery technique and specifically relates to a two -way anchoring packer of individual layer water injection, including top connection, bowling valve protect a section of thick bamboo on, separate the big envelope, the locking ring, go up cone, a slips section of thick bamboo, slips, down cone, outer center tube, upper circle ring, inner center pipe, down advise ring, piston, baffle, protect a section of thick bamboo, dabber I, piston cylinder, dabber II and lower clutch down. The utility model discloses a two -way anchoring packer of individual layer water injection adopts new high temperature high pressure packing element structure, sits through the compression of two -stage hydraulic pressure and seals, guarantees good packing element compression shape, and two -way slips structure can prevent the upper and lower wriggling of packer packing element and tubular column, and new deblocking mechanism does not influence the deblocking under the stratum debris packing circumstances, and it is honored as a queen to separate can prevent to sit once more to seal, can prevent to sit the problem of sealing effectively midway, but sit seal after the backwash well, new locking mechanism safe and reliable is just corrosion -resistant longe -lived.
Description
Technical field
The utility model relates to petroleum machinery oil recovery technique field, especially a kind of individual layer water filling Bidirectional anchoring packer.
Background technology
In oilfield development process, particularly in horizontal well, usually need to use one-trip string to realize repeatedly setting, repeatedly deblocking.And packer realizes setting and that deblocking is the most frequently used instrument, usually, packer can be divided into by structure: self-sealing, compression, Wedged, expanding, combined type etc.; Can be divided into by setting principle: handling pipe column type, rotation pipe column type, self-sealing, thermal expansion type etc.The problems such as at present, traditional packer exists the uppity situation of setting power, easily damages sleeve pipe, causes drilling pipe bending, occur rod and tube partial-wear, and packer glides, success rate low and deblocking difficulty.In addition, common packer is honored as a queen in solution and is easily again set, safety and corrosion resistance poor.
Utility model content
The technical problems to be solved in the utility model is: for overcoming above-mentioned Problems existing, provides a kind of and prevents the wriggling up and down of packing element and tubing string, controllability strong and the individual layer water filling Bidirectional anchoring packer that safety is good.
The utility model solves the technical scheme that its technical problem adopts: a kind of individual layer water filling Bidirectional anchoring packer, comprise packer body, described packer body comprises top connection, upper casing part, slips cylinder part, upper rule ring, lower rule ring, lower casing part, piston cylinder and lower contact, described upper casing part comprises outermost upper casing, ball valve is provided with in described upper casing, separate big envelope and retaining ring, described ball valve is connected with the inside wall of top connection lower end, described solution big envelope is connected with the lateral wall of top connection lower end, described retaining ring is connected with solution big envelope lower end, described upper casing is connected by upper centrum with slips cylinder, described slips cylinder part comprises outermost slips cylinder, slips and lower cone is provided with in described slips cylinder, described upper rule ring and lower rule ring are arranged between slips cylinder and lower casing, described lower casing part comprises outermost lower casing, piston is provided with in described lower casing, baffle plate and mandrel I, described lower casing lower end is connected with piston cylinder, mandrel II is provided with in described piston cylinder, described packer body central place is provided with inner central tube, described inner central tube outer wall is provided with exterior central tube, described inner central tube lower end is connected with mandrel I, described mandrel I lower end is connected with mandrel II, described mandrel II end and the clamping of lower contact phase.
As preferably, the maximum outside diameter of described packer body is 110mm.
As preferably, the minimum latus rectum of described packer body is 45mm.
As preferably, the length of described packer body is 1500 ~ 1700mm.
The beneficial effects of the utility model are, individual layer water filling Bidirectional anchoring packer of the present utility model adopts new HTHP packing element structure, set by two-stage hydraulic compression, ensure good packing element compression shape, bi-directional slip structure can prevent the wriggling up and down of packing element and tubing string, new explanation sealing mechanism does not affect deblocking in stratum foreign material filling situation, solution is honored as a queen and can be prevented from again setting, can effectively prevent midway from setting problem, backwashing wells after setting, new retaining mechanism is safe and reliable and corrosion fatigue life is long.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model.
In figure, 1. top connections, 2. ball valve, 3. go up casing, 4. separates big envelope, 5. retaining ring, 6. upper cone, 7. slips cylinder, 8. slips, 9. lower cone, 10. exterior central tube, advise ring on 11., 12. inner central tubes, 13. times rule rings, 14. pistons, 15. baffle plates, 16. times casings, 17. mandrel I, 18. piston cylinders, 19. mandrel II, 20. lower contacts.
Detailed description of the invention
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
Individual layer water filling Bidirectional anchoring packer is as shown in Figure 1 mainly used in individual layer water filling, packing element used is compression, bi-directional slip grappling can prevent moving axially (way moving) of tubing string, set by hydraulic way, there is the release mechanism of locking and safety reliably, handling tubing string deblocking, its structure comprises packer body, and packer body comprises top connection 1, upper casing part, slips cylinder part, upper rule ring 11, lower rule ring 13, lower casing part, piston cylinder 18 and lower contact 20.
Upper casing part comprises outermost upper casing 3, ball valve 2 is provided with in upper casing 3, separate big envelope 4 and retaining ring 5, ball valve 2 is connected with the inside wall of top connection 1 lower end, separate big envelope 4 to be connected with the lateral wall of top connection 1 lower end, retaining ring 5 is connected with solution big envelope 4 lower end, retaining ring 5 is conciliate big envelope 4 and is matched and can play reliably locking and deblocking effect, slips cylinder part comprises outermost slips cylinder 7, slips 8 and lower cone 9 is provided with in slips cylinder 7, wherein, slips 8 adopts bi-directional slip structure, the wriggling up and down of packing element and tubing string can be prevented, stability is better, wherein, be connected by upper centrum 6 between upper casing 3 and slips cylinder 7, upper rule ring 11 and lower rule ring 13 are arranged between slips cylinder 7 and lower casing 16.
Lower casing part comprises outermost lower casing 16, piston 14, baffle plate 15 and mandrel I17 is provided with in lower casing 16, lower casing 16 lower end is connected with piston cylinder 18, mandrel II19 is provided with in piston cylinder 18, packer body central place is provided with inner central tube 12, and inner central tube 12 outer wall is provided with exterior central tube 10, and inner central tube 12 lower end is connected with mandrel I19, mandrel I17 lower end is connected with mandrel II19, mandrel II19 end and the clamping of lower contact 20 phase.
As preferably, the maximum outside diameter of packer body is 110mm.
As preferably, the minimum latus rectum of packer body is 45mm.
As preferably, the length of packer body is 1658mm.
The beneficial effects of the utility model:
(1) bi-directional slip structure can prevent the wriggling up and down of packing element and tubing string;
(2) two-stage hydraulic compression sets, and ensures good packing element compression shape;
(3) new retaining mechanism is safe and reliable and corrosion fatigue life is long;
(4) new explanation sealing mechanism does not affect deblocking in stratum foreign material filling situation;
(5) solution is honored as a queen and can be prevented from again setting, and up and down tubing string is easy;
(6) unique security release mechanism, ensures its safety;
(7) set after backwashing wells;
(8) new HTHP packing element structure;
(9) can effectively prevent midway from setting problem.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on manual, must determine its technical scope according to right.
Claims (4)
1. an individual layer water filling Bidirectional anchoring packer, comprise packer body, it is characterized in that: described packer body comprises top connection (1), upper casing part, slips cylinder part, upper rule ring (11), lower rule ring (13), lower casing part, piston cylinder (18) and lower contact (20), described upper casing part comprises outermost upper casing (3), ball valve (2) is provided with in described upper casing (3), separate big envelope (4) and retaining ring (5), described ball valve (2) is connected with the inside wall of top connection (1) lower end, described solution big envelope (4) is connected with the lateral wall of top connection (1) lower end, described retaining ring (5) is connected with solution big envelope (4) lower end, described slips cylinder part comprises outermost slips cylinder (7), slips (8) and lower cone (9) is provided with in described slips cylinder (7), described upper casing (3) is connected by upper centrum (6) with slips cylinder (7), described upper rule ring (11) and lower rule ring (13) are arranged between slips cylinder (7) and lower casing (16), described lower casing part comprises outermost lower casing (16), piston (14) is provided with in described lower casing (16), baffle plate (15) and mandrel I (17), described lower casing (16) lower end is connected with piston cylinder (18), mandrel II (19) is provided with in described piston cylinder (18), described packer body central place is provided with inner central tube (12), described inner central tube (12) outer wall is provided with exterior central tube (13), described inner central tube (12) lower end is connected with mandrel I (17), described mandrel I (17) lower end is connected with mandrel II (19), described mandrel II (19) end and lower contact (20) phase clamping.
2. individual layer water filling Bidirectional anchoring packer according to claim 1, is characterized in that: the maximum outside diameter of described packer body is 110mm.
3. individual layer water filling Bidirectional anchoring packer according to claim 1, is characterized in that: the minimum latus rectum of described packer body is 45mm.
4. individual layer water filling Bidirectional anchoring packer according to claim 1, is characterized in that: the length of described packer body is 1500 ~ 1700mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520456919.1U CN204827342U (en) | 2015-06-29 | 2015-06-29 | Two -way anchoring packer of individual layer water injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520456919.1U CN204827342U (en) | 2015-06-29 | 2015-06-29 | Two -way anchoring packer of individual layer water injection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204827342U true CN204827342U (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520456919.1U Active CN204827342U (en) | 2015-06-29 | 2015-06-29 | Two -way anchoring packer of individual layer water injection |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110410033A (en) * | 2019-08-28 | 2019-11-05 | 库尔勒中油能源技术服务有限公司 | Dilute packer is mixed in a kind of HOR-GB gas injection |
| CN110439489A (en) * | 2019-09-18 | 2019-11-12 | 东营市元捷石油机械有限公司 | Fill the water anti-jack slips anchor |
| CN114320216A (en) * | 2022-02-16 | 2022-04-12 | 成都德维石油技术服务有限责任公司 | Packer |
-
2015
- 2015-06-29 CN CN201520456919.1U patent/CN204827342U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110410033A (en) * | 2019-08-28 | 2019-11-05 | 库尔勒中油能源技术服务有限公司 | Dilute packer is mixed in a kind of HOR-GB gas injection |
| CN110410033B (en) * | 2019-08-28 | 2024-03-22 | 库尔勒中油能源技术服务有限公司 | HOR-GB gas injection and dilution packer |
| CN110439489A (en) * | 2019-09-18 | 2019-11-12 | 东营市元捷石油机械有限公司 | Fill the water anti-jack slips anchor |
| CN114320216A (en) * | 2022-02-16 | 2022-04-12 | 成都德维石油技术服务有限责任公司 | Packer |
| CN114320216B (en) * | 2022-02-16 | 2023-09-15 | 成都德维石油技术服务有限责任公司 | Packer |
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