CN101824978B - High accuracy oriented perforator - Google Patents
High accuracy oriented perforator Download PDFInfo
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- CN101824978B CN101824978B CN 201010173945 CN201010173945A CN101824978B CN 101824978 B CN101824978 B CN 101824978B CN 201010173945 CN201010173945 CN 201010173945 CN 201010173945 A CN201010173945 A CN 201010173945A CN 101824978 B CN101824978 B CN 101824978B
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Abstract
The invention relates to a high accuracy oriented perforator which comprises a perforating gun head, a regulation ring, a location locking ring, an upper perforating gun body, an oriented middle upper joint, an oriented middle lower joint, a lower perforating gun body, a perforating gun tail and a corrugated spring. Compared with the prior art, the invention has the advantages of simple structure and convenient use, and can accurately fix the perforation direction and position in any direction and on any position, enhance the productivity, prevent sand production and lower the well completion cost.
Description
One, technical field
The present invention relates to the oil-gas well perforator technical field, is a kind of high accuracy oriented perforator concretely.
Two, background technology
At present, in straight well and inclined shaft, the oriented perforator that is used for perforating oil gas well relies on jackscrew to connect; In the tubing string rotation process, the perforation direction of interconnected two joint perforators changes thereupon, and perforated interval is long more; The perforating gun that connects is many more, and corresponding error strengthens.To many reservoirs, the effect of this perforation orientation technology is bad, can not satisfy the needs of oilfield prospecting developing.
Three, summary of the invention
The object of the invention is exactly the defective that exists to prior art, provide a kind of can be in any direction, accurately fixedly perforation direction, position on the position, can make the perforation direction of target zone, the high accuracy oriented perforator that the position adheres to specification.
Its technical scheme is: comprise perforating gun head 1, adjustment ring 2, positioning and locking ring 4, go up lower contact 7 in the middle of top connection 6 in the middle of perforating gun body 5, the orientation, the orientation, perforating gun body 8, perforation gun breech 9 and ripple spring 3 down.The lower end of said perforating gun head 1 is connected with the upper end of last perforating gun body 5; The lower end of last perforating gun body 5 is connected with the upper end of top connection 6 in the middle of the orientation; The lower end of top connection 6 is connected with the upper end of lower contact 7 in the middle of the orientation in the middle of the orientation; The lower end of lower contact 7 is connected with the upper end of following perforating gun body 8 in the middle of the orientation, and the lower end of following perforating gun body 8 is connected with the upper end of perforation gun breech 9; Between the upper end of the lower end of said perforating gun head 1 and last perforating gun body 5, between the upper end of top connection 6 in the middle of the lower end of going up perforating gun body 5 and the orientation, between the upper end of the lower end of orientation centre lower contact 7 and following perforating gun body 8; Adjustment ring 2 and positioning and locking ring 4 all are installed, and ripple spring 3 is arranged between adjustment ring 2 and the positioning and locking ring 4.
Wherein, said perforating gun head 1 is a cylinder-like structure, is provided with internal thread in the top, and its upper outside is provided with external screw thread 101, and the middle part is provided with screwed hole 104, and the bottom is provided with seal groove 103, and its bottom is provided with trapezoidal external screw thread 102.Said adjustment ring 2 is a cylinder-like structure, and its upper inside wall is provided with internal thread 201, and top is provided with taper fixing hole 202 around it, and the bottom is provided with driving hole 203.Said positioning and locking ring 4 is a cylinder-like structure, and its top ends is provided with trapezoid boss 401, is provided with locating hole 402 around the bottom, and the bottom of positioning and locking ring 4 also is provided with external screw thread 403.Said upward perforating gun body 5 is a cylinder-like structure, and its upper and lower end parts is equipped with trapezoidal notch 501, is provided with blind hole 502 around the middle part, and the inboard, both ends of last perforating gun body 5 is equipped with internal thread 503.Top connection 6 is a cylinder-like structure in the middle of the said orientation, and its upper and lower end parts is equipped with external screw thread 602, and the outside, top and the bottom is equipped with seal groove 604 and lockhole 603, and the middle part of top connection 6 also is provided with external screw thread 601 in the middle of the orientation.Lower contact 7 is a cylinder-like structure in the middle of the said orientation; The outside, center is provided with Card trough 706 and external screw thread 701; The upper end is provided with internal thread and retaining thread hole 705; The bottom is provided with external screw thread 702, and the top of external screw thread 702 is provided with seal groove 704, and the middle part of lower contact 7 also is provided with lockhole 703 in the middle of the orientation.Said perforating gun body 8 down is a cylinder-like structure, and its upper end is provided with trapezoidal notch 801, is provided with blind hole 802 around the middle part, and the inboard, both ends of following perforating gun body 8 is equipped with internal thread 803.Said perforation gun breech 9 first halves are cylindric, and Lower Half is the centrum shape, and its top is provided with trapezoidal external screw thread 901, and the middle part is provided with seal groove 902.
The present invention compared with prior art, have simple in structure, easy to use, can be in any direction, on the position accurately fixedly perforation direction and position, raising production capacity, prevent to shake out and reduce the advantage of completion cost.
Four, description of drawings
Fig. 1 is the overall structure sketch map of an embodiment of the present invention;
Fig. 2 is the perforating gun head structural representation of an embodiment of the present invention;
Fig. 3 is the adjustment ring structure sketch map of an embodiment of the present invention;
Fig. 4 is the positioning and locking ring structure sketch map of an embodiment of the present invention;
Fig. 5 is the last perforating gun body structure sketch map of an embodiment of the present invention;
Fig. 6 is the middle top connection structural representation of the orientation of an embodiment of the present invention;
Fig. 7 is the middle lower contact structural representation of the orientation of an embodiment of the present invention;
Fig. 8 is the following perforating gun body structure sketch map of an embodiment of the present invention;
Fig. 9 is the perforating gun stern construction sketch map of an embodiment of the present invention.
Five, the specific embodiment
As shown in Figure 1, a kind of high accuracy oriented perforator comprises perforating gun head 1, adjustment ring 2, positioning and locking ring 4, goes up lower contact 7 in the middle of top connection 6 in the middle of perforating gun body 5, the orientation, the orientation, perforating gun body 8, perforation gun breech 9 and ripple spring 3 down.The lower end of perforating gun head 1 is connected with the upper end of last perforating gun body 5; The lower end of last perforating gun body 5 is connected with the upper end of top connection 6 in the middle of the orientation; The lower end of top connection 6 is connected with the upper end of lower contact 7 in the middle of the orientation in the middle of the orientation; The lower end of lower contact 7 is connected with the upper end of following perforating gun body 8 in the middle of the orientation, and the lower end of following perforating gun body 8 is connected with the upper end of perforation gun breech 9; Between the upper end of the lower end of perforating gun head 1 and last perforating gun body 5, between the upper end of top connection 6 in the middle of the lower end of going up perforating gun body 5 and the orientation, between the upper end of the lower end of orientation centre lower contact 7 and following perforating gun body 8; All be set with adjustment ring 2 and positioning and locking ring 4, ripple spring 3 is arranged between adjustment ring 2 and the positioning and locking ring 4.
As shown in Figure 2, perforating gun head 1 is a cylinder-like structure, is provided with internal thread in the top, and its upper outside is provided with external screw thread 101, and the middle part is provided with screwed hole 104, and the bottom is provided with seal groove 103, and its bottom is provided with trapezoidal external screw thread 102.
As shown in Figure 3, adjustment ring 2 is a cylinder-like structure, and interior circle is divided into up big and down small two parts, and interior round top is provided with internal thread 201, and interior round bottom is provided with internal thread 204, and top is provided with taper fixing hole 202 around it, and the bottom is provided with driving hole 203.
As shown in Figure 4, positioning and locking ring 4 is a cylinder-like structure, and its top ends is provided with trapezoid boss 401, is provided with locating hole 402 around the bottom, and the bottom of positioning and locking ring 4 also is provided with external screw thread 403.
As shown in Figure 5, last perforating gun body 5 is a cylinder-like structure, and its upper and lower end parts is equipped with trapezoidal notch 501, is provided with blind hole 502 around the middle part, and the inboard, both ends of last perforating gun body 5 is equipped with internal thread 503.
As shown in Figure 6, top connection 6 is a cylinder-like structure in the middle of the orientation, and its upper and lower end parts is equipped with external screw thread 602, and the outside, top and the bottom is equipped with seal groove 604 and lockhole 603, and the middle part of top connection 6 also is provided with external screw thread 601 in the middle of the orientation.
As shown in Figure 7; Lower contact 7 is a cylinder-like structure in the middle of the orientation; The outside, center is provided with Card trough 706 and external screw thread 701, and the upper end is provided with internal thread and retaining thread hole 705, and the bottom is provided with external screw thread 702; The top of external screw thread 702 is provided with seal groove 704, and the middle part of lower contact 7 also is provided with lockhole 703 in the middle of the orientation.
As shown in Figure 8, following perforating gun body 8 is a cylinder-like structure, and its upper end is provided with trapezoidal notch 801, is provided with blind hole 802 around the middle part, and the inboard, both ends of following perforating gun body 8 is equipped with internal thread 803.
As shown in Figure 9, perforation gun breech 9 first halves are cylindric, and Lower Half is the centrum shape, and its top is provided with trapezoidal external screw thread 901, and the middle part is provided with seal groove 902.
Embodiment:
Shown in Fig. 1-9; The trapezoidal external screw thread 102 of rifle head 1 is connected with the upper end of last perforating gun body 5, and seal groove 103 is realized sealing, and screw thread 101 connects the internal thread 204 of adjustment ring 2; Compresses bellows spring 3; Promote the upper end locking of positioning and locking ring 4 and last perforating gun body 5, make fixing hole 202, locating hole 402 align with screwed hole 104, and screw on screw.
The upper end trapezoidal thread 602 of top connection 6 is connected with last perforating gun body 5 lower ends in the middle of the orientation; Top connection 6 upper end seal grooves 604 are realized sealing in the middle of the orientation; Screw thread 601 connects the internal thread 204 of adjustment ring 2, and compresses bellows spring 3 promotes locating ring 4 and last perforating gun body 5 lower end locking; Make fixing hole 202, locating hole 402 align with upper end snail pit 603, and screw on screw.
The lower end trapezoidal thread 602 of middle top connection 6 is connected with middle lower contact 7 upper end internal threads, and lower end seal groove 604 is realized sealing, lower end snail pit 603 is alignd with upper end snail pit 705, and screw on screw.
The lower end trapezoidal thread 702 of middle lower contact 7 is connected with following perforating gun body 8 upper ends; Seal groove 704 is realized sealing; Screw thread 701 connects the internal thread 204 of adjustment ring 2, and compresses bellows spring 3 promotes locating ring 4 and following perforating gun body 8 upper end locking; Make fixing hole 202, locating hole 402 align with lower end snail pit 703, and screw on screw.
Oriented perforation gun breech 9 upper end trapezoidal threads 901 are connected with following perforating gun body 8 lower ends, and seal groove 902 is realized sealing.
The location combination is made up of adjustment ring 2, wavy spring 3 and positioning and locking ring 4, and the internal thread 201 of adjustment ring 2 connects the lower end of positioning and locking ring 4, and the centre compresses wavy spring 3; One end of positioning and locking ring 4 is provided with trapezoid boss 401, and the other end is provided with fixing hole 402, and adjustment ring 2 is provided with internal thread 201, internal thread 204, taper fixing hole 202, driving hole 203.
Claims (9)
1. high accuracy oriented perforator; Comprise perforating gun head (1), adjustment ring (2), positioning and locking ring (4), go up lower contact (7) in the middle of top connection (6) in the middle of perforating gun body (5), the orientation, the orientation, perforating gun body (8), perforation gun breech (9) and ripple spring (3) down; It is characterized in that: the lower end of said perforating gun head (1) is connected with the upper end of last perforating gun body (5); The lower end of last perforating gun body (5) is connected with the upper end of top connection (6) in the middle of the orientation; The lower end of top connection (6) is connected with the upper end of lower contact (7) in the middle of the orientation in the middle of the orientation; The lower end of lower contact (7) is connected with the upper end of following perforating gun body (8) in the middle of the orientation, and the lower end of following perforating gun body (8) is connected with the upper end of perforation gun breech (9); Between the upper end of the lower end of said perforating gun head (1) and last perforating gun body (5), between the upper end of top connection (6) in the middle of the lower end of going up perforating gun body (5) and the orientation, between the upper end of the lower end of orientation centre lower contact (7) and following perforating gun body (8); Adjustment ring (2) and positioning and locking ring (4) all are installed, and ripple spring (3) is arranged between adjustment ring (2) and the positioning and locking ring (4).
2. high accuracy oriented perforator according to claim 1; It is characterized in that: said perforating gun head (1) is cylinder-like structure; Be provided with internal thread in the top, its upper outside is provided with external screw thread (101), and the middle part is provided with screwed hole (104); The bottom is provided with seal groove (103), and its bottom is provided with trapezoidal external screw thread (102).
3. high accuracy oriented perforator according to claim 1 is characterized in that: said adjustment ring (2) is a cylinder-like structure, and its upper inside wall is provided with internal thread (201), and top is provided with taper fixing hole (202) around it, and the bottom is provided with driving hole (203).
4. high accuracy oriented perforator according to claim 1; It is characterized in that: said positioning and locking ring (4) is a cylinder-like structure; Its top ends is provided with trapezoid boss (401), is provided with locating hole (402) around the bottom, and the bottom of positioning and locking ring (4) also is provided with external screw thread (403).
5. high accuracy oriented perforator according to claim 1; It is characterized in that: said upward perforating gun body (5) is a cylinder-like structure; Its upper and lower end parts is equipped with trapezoidal notch (501), is provided with blind hole (502) around the middle part, and the inboard, both ends of last perforating gun body (5) is equipped with internal thread (503).
6. high accuracy oriented perforator according to claim 1; It is characterized in that: top connection (6) is cylinder-like structure in the middle of the said orientation; Its upper and lower end parts is equipped with external screw thread (602); The outside, top and the bottom is equipped with seal groove (604) and lockhole (603), and the middle part of top connection (6) also is provided with external screw thread (601) in the middle of the orientation.
7. high accuracy oriented perforator according to claim 1; It is characterized in that: lower contact (7) is cylinder-like structure in the middle of the said orientation; The outside, center is provided with Card trough (706) and external screw thread (701), and the upper end is provided with internal thread and retaining thread hole (705), and the bottom is provided with external screw thread (702); The top of external screw thread (702) is provided with seal groove (704), and the middle part of lower contact (7) also is provided with lockhole (703) in the middle of the orientation.
8. high accuracy oriented perforator according to claim 1; It is characterized in that: said perforating gun body (8) down is a cylinder-like structure; Its upper end is provided with trapezoidal notch (801), is provided with blind hole (802) around the middle part, and the inboard, both ends of following perforating gun body (8) is equipped with internal thread (803).
9. high accuracy oriented perforator according to claim 1 is characterized in that: said perforation gun breech (9) first half is cylindric, and Lower Half is the centrum shape, and its top is provided with trapezoidal external screw thread (901), and the middle part is provided with seal groove (902).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010173945 CN101824978B (en) | 2010-04-29 | 2010-04-29 | High accuracy oriented perforator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010173945 CN101824978B (en) | 2010-04-29 | 2010-04-29 | High accuracy oriented perforator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101824978A CN101824978A (en) | 2010-09-08 |
| CN101824978B true CN101824978B (en) | 2012-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010173945 Active CN101824978B (en) | 2010-04-29 | 2010-04-29 | High accuracy oriented perforator |
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| Country | Link |
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| CN (1) | CN101824978B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102155202A (en) * | 2011-04-19 | 2011-08-17 | 中国石油化工集团公司 | Quick connecting and fixing device for orientated perforator |
| CN102704899B (en) * | 2012-05-09 | 2014-12-03 | 中国石油天然气股份有限公司 | Depth and direction compensator |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1001132A2 (en) * | 1998-11-03 | 2000-05-17 | Halliburton Energy Services, Inc. | Telescoping/release joint |
| CN2503203Y (en) * | 2001-07-20 | 2002-07-31 | 刘龙江 | Oil pipe transportation perforatory |
| EP1473437A2 (en) * | 2003-05-02 | 2004-11-03 | Halliburton Energy Services, Inc. | Perforating gun |
| CN2682198Y (en) * | 2004-02-06 | 2005-03-02 | 吉林石油集团有限责任公司 | Apparatus for multiple-level successive perforating |
| WO2008037730A1 (en) * | 2006-09-29 | 2008-04-03 | Shell Internationale Research Maatschappij B.V. | Method and assembly for producing oil and/or gas through a well traversing stacked oil and/or gas bearing earth layers |
| CN201057031Y (en) * | 2007-01-11 | 2008-05-07 | 西安通源石油科技股份有限公司 | Perforating bullet suitable for carrying type fracturing perforating tool |
| CN101178005A (en) * | 2007-12-14 | 2008-05-14 | 大庆油田有限责任公司 | Modularized perforating tool |
| CN201786342U (en) * | 2010-04-29 | 2011-04-06 | 中国石油化工集团公司 | High-precision oriented perforator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AR044460A1 (en) * | 2004-05-28 | 2005-09-14 | Carro Gustavo Ignacio | CUSHIONED AND REINFORCED RECOVERY PLUG FOR COUPLED WELLS |
-
2010
- 2010-04-29 CN CN 201010173945 patent/CN101824978B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1001132A2 (en) * | 1998-11-03 | 2000-05-17 | Halliburton Energy Services, Inc. | Telescoping/release joint |
| CN2503203Y (en) * | 2001-07-20 | 2002-07-31 | 刘龙江 | Oil pipe transportation perforatory |
| EP1473437A2 (en) * | 2003-05-02 | 2004-11-03 | Halliburton Energy Services, Inc. | Perforating gun |
| CN2682198Y (en) * | 2004-02-06 | 2005-03-02 | 吉林石油集团有限责任公司 | Apparatus for multiple-level successive perforating |
| WO2008037730A1 (en) * | 2006-09-29 | 2008-04-03 | Shell Internationale Research Maatschappij B.V. | Method and assembly for producing oil and/or gas through a well traversing stacked oil and/or gas bearing earth layers |
| CN201057031Y (en) * | 2007-01-11 | 2008-05-07 | 西安通源石油科技股份有限公司 | Perforating bullet suitable for carrying type fracturing perforating tool |
| CN101178005A (en) * | 2007-12-14 | 2008-05-14 | 大庆油田有限责任公司 | Modularized perforating tool |
| CN201786342U (en) * | 2010-04-29 | 2011-04-06 | 中国石油化工集团公司 | High-precision oriented perforator |
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| Publication number | Publication date |
|---|---|
| CN101824978A (en) | 2010-09-08 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Dong Jingli Inventor after: Li Shansheng Inventor after: Zhu Liufang Inventor after: Zhang Lin Inventor after: Liu Zeng Inventor after: Zhou Guangqing Inventor after: Lu Chaoxi Inventor after: Zhou Jingfeng Inventor after: Qiu Mingwen Inventor before: Dong Jingli Inventor before: Li Shansheng Inventor before: Zhu Liufang Inventor before: Zhang Lin Inventor before: Liu Zeng Inventor before: Zhou Guangqing Inventor before: Lu Chaoxi Inventor before: Zhou Jingfeng Inventor before: Qiu Mingwen |
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| TR01 | Transfer of patent right |
Effective date of registration: 20150923 Address after: 100029 Beijing Chaoyang District Hui Xin a No. twelve layer 6 Patentee after: SINOPEC OILFIELD SERVICE CORPORATION Patentee after: Logging Company of triumph petroleum engineering company limited of China Petrochemical Industry Address before: 100029 Beijing City, Chaoyang District Hui Street No. 6 Patentee before: China Petrochemical Group Corp. Patentee before: SINOPEC Shengli Petroleum Administration Well Logging Company |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220304 Address after: 100029 Chaoyang District, Beijing Hui Xin Street six, Twelfth level. Patentee after: SINOPEC OILFIELD SERVICE Corp. Patentee after: Sinopec Jingwei Co.,Ltd. Patentee after: Shengli logging company of Sinopec Jingwei Co.,Ltd. Address before: 12 / F, No. 6, Huixin a, Chaoyang District, Beijing 100029 Patentee before: SINOPEC OILFIELD SERVICE Corp. Patentee before: Logging company of Sinopec Shengli Petroleum Engineering Co., Ltd |