CN201696012U - Union type external orientation perforator - Google Patents
Union type external orientation perforator Download PDFInfo
- Publication number
- CN201696012U CN201696012U CN2010202201248U CN201020220124U CN201696012U CN 201696012 U CN201696012 U CN 201696012U CN 2010202201248 U CN2010202201248 U CN 2010202201248U CN 201020220124 U CN201020220124 U CN 201020220124U CN 201696012 U CN201696012 U CN 201696012U
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- Prior art keywords
- perforator
- union
- joint
- male joint
- female joint
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- 239000003999 initiator Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 abstract description 5
- 238000004880 explosion Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 6
- 238000013475 authorization Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 208000010392 Bone Fractures Diseases 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 206010017076 Fracture Diseases 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an outer fixed position perforator of union formula relates to the perforation completion technical field of oil gas vertical well, inclined shaft, including detonator joint, guntail and perforator, the perforator is a plurality of, connects through fixed anti-rotation device between the perforator, fixed anti-rotation device includes female joint, keeps off axle, locating plate, union, male joint and mounting, and wherein, male joint, union and female joint connect gradually, and the union overlaps in keeping off the axle, keeps off the one end of axle and assembles into in the male joint, all be provided with along the constant head tank that the perforator axially arranged on male joint, union and female joint, the locating plate imbeds in to the constant head tank and warp the mounting is fixed with the constant head tank, the female joint is connected through the mounting with another perforator, and the male joint is connected through the mounting. The consistency of perforation phases is realized, the assembly and connection of all field devices have interchangeability, the process is simple, the assembly gap is small, and the increase of explosion propagation distance is avoided, so that the reliability of the perforator is reduced.
Description
Technical field
The utility model relates to the completion technology field of oil gas straight well, inclined shaft, relates in particular to a kind of oriented perforator.
Background technology
Generally speaking, the perforating oil gas well completion practice nearly all is to adopt random mode perforation phase place, and this perforation mode can't satisfy the construction requirement of oil gas well oriented perforation.Because the development of exploration engineering, the hydrocarbon reservoir crack that part is explored block concentrates on the some directions of pit shaft, and fracture development, also is the direction of distribution of principal stress.Aim at the principal direction of stress perforation and can realize big production capacity, reduce the well head pressure of construction, improve oil gas well operations timeliness, produce oriented perforation like this, oriented perforator also is born thereupon.
Notice of authorization number is CN2846739, and notice of authorization day is that the Chinese patent literature on December 13rd, 2006 discloses a kind of oriented perforator, and this perforator mainly solves the problem of the direction randomness of existing perforator preforation tunnel.There is axial rectangular locating hole at the perforating gun two ends, and locating hole is built-in with the screw that links to each other up and down with initiator joint, gun breech, adapter connector, blind hole on locating hole and the perforating gun are arranged on a line.This oriented perforator has the characteristics of two post rifle perforating bullets perforation direction unanimity.
But with above-mentioned technology is that the domestic oriented perforator of representative still exists following shortcoming:
1. the perforator joint connects employing and joins the directed design of do, and site assembly connects and lacks interchangeability;
2. join as orientation and make machining process loaded down with trivial details, strengthen labour intensity, the execute-in-place complexity;
3. two at random locating hole designs have strengthened the fit-up gap, and propagation of explosion is apart from increase, and reliability reduces;
4. pin orientation, performance directly perceived is little.
The utility model content
For solving the problems of the technologies described above, the utility model proposes a kind of outer oriented perforator of union formula that is applied to oil gas well straight well, inclined shaft, the utility model has been realized the uniformity of perforation phase place, and each on-the-spot equipment assembling connection has interchangeability, technology is simple, the fit-up gap is little, does not reduce apart from increasing the reliability that makes perforator thereby can not cause propagation of explosion.
The utility model is realized by adopting following technical proposals:
The outer oriented perforator of a kind of union formula, comprise the initiator joint, gun breech and perforator, it is characterized in that: perforator is a plurality of, fixedly anti-rotation device connection of warp between the perforator, described fixedly anti-rotation device comprises female joint, gear shaft, location-plate, union, male joint and fixture, wherein, male joint, union is connected successively with female joint, and union is placed in the gear shaft, one end of gear shaft is fitted in the described male joint, in male joint, be provided with in union and the female joint along the axial arranged locating slot of perforator, location-plate is embedded in the locating slot and through described fixture and locating slot and fixes, described female joint is connected through fixture with perforator, and male joint is connected through fixture with another perforator.
Described perforator is two, and described female joint is inserted in described one of them perforator, and male joint is inserted in another perforator.
Described perforator is three, between three perforators through two fixedly anti-rotation device connect.
Described gun breech is inserted in the perforator, and the initiator joint is inserted in another perforator.
Described fixture is provided with along the perforator radial direction.
Described fixture is a screw.
Assembling process of the present utility model is as follows:
The outer oriented perforating device of union formula comprises gun breech, perforator (being with directed firing mount, drilling blind hole), female joint, male joint, gear shaft, union, screw, initiator joint etc.Directed anti-rotation technological design is adopted in the processing of perforation casing and pin and box sub, initiator joint; Gear shaft, union cooperate male joint to use; The location firing mount is aimed at the assembling of gun barrel blind hole; Adopt between pin and box sub the union mode connect two assemble and blind hole (phase place) at the perforator of a direction; After union connects two perforators, adjust union and make two perforator perforation phase place unanimities, pin and box sub, union adopt location-plate and screw lock together, the location anti-rotation.
Is that the prior art of representative is compared with notice of authorization number for the CN2846739 patent document, and the technique effect that the utility model reached is as follows:
Because adopting, the utility model will couple together with fixing anti-rotation device between the perforator, the blind hole of at least two perforators that assemble is adjusted on the phase place, union is screwed into female joint and rationally adjusts the locating slot unanimity, location-plate embeds male joint, female joint, the union locating slot, be screwed into location-plate locking male joint with screw, female joint, union has been realized anti-rotation, locating slot offer the uniformity that the position has guaranteed the perforation phase place, and each on-the-spot equipment connects by the assembling of fixing anti-rotation device and has interchangeability, technology is simple, the fit-up gap is little, does not reduce apart from increasing the reliability that makes perforator thereby can not cause propagation of explosion; Female joint of the present utility model is connected through fixture with perforator, has realized the location anti-rotation, and male joint is connected through fixture with another perforator, has also realized the location anti-rotation; And fixture is provided with along the perforator radial direction, further guaranteed the anti-rotation effect that each linkage directly makes progress at perforator, regulate union and make the pin and box sub fit-up gap reasonable, and can adopt location-plate location anti-rotation between union, male joint and the female joint three.
Description of drawings
The utility model is described in further detail below in conjunction with specification drawings and specific embodiments, wherein:
Fig. 1 is a structural representation of the present utility model
Mark among the figure:
1, gun breech, 2, perforator (band location firing mount, drilling blind hole), 3, female joint, 4, gear shaft, 5, location-plate, 6, union, 7, male joint, 8, screw, 9, the initiator joint.
The specific embodiment
Embodiment 1
With reference to Figure of description 1, as the utility model one preferred forms, comprise initiator joint 9, gun breech 1 and perforator 2, perforator 2 is 2, fixedly anti-rotation device connection of warp between two perforators 2, fixedly anti-rotation device comprises female joint 3, gear shaft 4, location-plate 5, union 6, male joint 7 and fixture, wherein, male joint 7, union 6 is connected successively with female joint 3, and union 6 is placed in the gear shaft 4, one end of gear shaft 4 is fitted in the described male joint 7, in male joint 7, be provided with in union 6 and the female joint 3 along the axial arranged locating slot of perforator 2, location-plate 5 is embedded in the locating slot and through described fixture and locating slot and fixes, and described female joint 3 and perforator 2 are connected through fixture, and male joint 7 and another perforator 2 are connected through fixture.Female joint 3 is inserted in described one of them perforator 2, and male joint 7 is inserted in another perforator 2.Gun breech 1 is inserted in the perforator 2, and initiator joint 9 is inserted in another perforator 2.Described fixture is along perforator 2 radial direction settings, can certainly be along being similar to the radial direction setting, but radial direction is provided with best results, and fixture is a screw 8, and bolt or pin also can.
Embodiment 2
As the utility model one better embodiment be, described perforator 2 is a plurality of, fixedly the number of anti-rotation device is lacked one than the number of perforator 2, equally, passing through fixedly between each perforator 2, anti-rotation device connects, all the other are identical with embodiment 1, adopt the utility model assembling process of this form as follows:
Assemble 2 pairs of blind holes of perforator of perforating bullet, gun breech 1 is screwed into perforator 2, female joint 3 is screwed into perforator 2, with screw 8 locking perforators 2 anti-rotations, union 6 is inserted in gear shaft 4, gear shaft 4 is fitted into male joint 7, male joint 7 is screwed into perforator 2, with screw 8 locking perforators 2 anti-rotations, initiator joint 9 is screwed into perforator 2, with screw 8 locking perforators 2 anti-rotations, the blind hole of two perforators that assemble 2 is adjusted on the phase place, union 6 is screwed into female joint 3 and rationally adjusts the locating slot unanimity, location-plate 5 embeds male joint 7, female joint 3, union 6 locating slots, be screwed into location-plate 5 locking male joints 7 with screw 8, female joint 3, union 6 is realized anti-rotations, assembling be connected.Regulate union 6 and make pin and box sub 3 fit-up gaps reasonable, and can adopt location-plate 5 location anti-rotations between union 6, male joint 7 and female joint 3 threes.
Above-mentioned; it only is the preferred implementation that provides at principle of the present utility model; need to prove; by reading this manual; under the prerequisite that does not break away from the utility model technical problem that can solve and the technique effect that is reached; those skilled in the art also may expect adopting the annexation between common component in some this areas or the component to replace annexation between the said component of the utility model and each component; but these simple substitution should belong to the direct replacement of customary means, still belong to protection domain of the present utility model.
Claims (6)
1. the outer oriented perforator of a union formula, comprise initiator joint (9), gun breech (1) and perforator (2), it is characterized in that: perforator (2) is for a plurality of, fixedly anti-rotation device connection of warp between the perforator (2), described fixedly anti-rotation device comprises female joint (3), gear shaft (4), location-plate (5), union (6), male joint (7) and fixture, wherein, male joint (7), union (6) is connected successively with female joint (3), and union (6) is placed in the gear shaft (4), one end of gear shaft (4) is fitted in the described male joint (7), in male joint (7), be provided with in union (6) and the female joint (3) along the axial arranged locating slot of perforator (2), location-plate (5) is embedded in the locating slot and through described fixture and locating slot to be fixed, described female joint (3) is connected through fixture with perforator (2), and male joint (7) is connected through fixture with another perforator (2).
2. the outer oriented perforator of union formula according to claim 1, it is characterized in that: described perforator (2) is two, and described female joint (3) is inserted in described one of them perforator (2), and male joint (7) is inserted in another perforator (2).
3. the outer oriented perforator of union formula according to claim 1, it is characterized in that: described perforator (2) is three, between three perforators (2) through two fixedly anti-rotation device connect.
4. the outer oriented perforator of union formula according to claim 1, it is characterized in that: described gun breech (1) is inserted in the perforator (2), and initiator joint (9) is inserted in another perforator (2).
5. the outer oriented perforator of union formula according to claim 1, it is characterized in that: described fixture is along perforator (2) radial direction setting.
6. the outer oriented perforator of union formula according to claim 1 or 5, it is characterized in that: described fixture is screw (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202201248U CN201696012U (en) | 2010-06-09 | 2010-06-09 | Union type external orientation perforator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202201248U CN201696012U (en) | 2010-06-09 | 2010-06-09 | Union type external orientation perforator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201696012U true CN201696012U (en) | 2011-01-05 |
Family
ID=43397252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202201248U Expired - Fee Related CN201696012U (en) | 2010-06-09 | 2010-06-09 | Union type external orientation perforator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201696012U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104481467A (en) * | 2014-12-02 | 2015-04-01 | 辽宁石油化工大学 | Method and device for exploiting combustible ice in seabed |
| CN107023286A (en) * | 2011-07-08 | 2017-08-08 | 科诺科菲利浦公司 | Depth/orientation detection instrument and depth/orientation detection |
-
2010
- 2010-06-09 CN CN2010202201248U patent/CN201696012U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107023286A (en) * | 2011-07-08 | 2017-08-08 | 科诺科菲利浦公司 | Depth/orientation detection instrument and depth/orientation detection |
| CN107023286B (en) * | 2011-07-08 | 2021-04-06 | 科诺科菲利浦公司 | Depth/orientation detection tool and depth/orientation detection method |
| CN104481467A (en) * | 2014-12-02 | 2015-04-01 | 辽宁石油化工大学 | Method and device for exploiting combustible ice in seabed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: SICHUAN PETROLEUM PERFORATING EQUIPMENT Co.,Ltd. Assignor: CNPC CHUANQING DRILLING ENGINEERING Co.,Ltd. Contract record no.: 2011510000204 Denomination of utility model: Union external-location directional perforater Granted publication date: 20110105 License type: Exclusive License Record date: 20110825 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110105 Termination date: 20180609 |