CN102400655B - Butt-joint positioning device of underwater horizontal type oil-production-tree oil-pipe hanger - Google Patents
Butt-joint positioning device of underwater horizontal type oil-production-tree oil-pipe hanger Download PDFInfo
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- CN102400655B CN102400655B CN201110352861.2A CN201110352861A CN102400655B CN 102400655 B CN102400655 B CN 102400655B CN 201110352861 A CN201110352861 A CN 201110352861A CN 102400655 B CN102400655 B CN 102400655B
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Abstract
The invention relates to a butt-joint positioning device of an underwater horizontal type oil-production-tree oil-pipe hanger for the field of offshore oil-gas exploration and production, comprising an oil pipe hanger sleeve and a casing connector sleeve, wherein the outer diameter of the oil pipe hanger sleeve and the outer diameter of the casing connector sleeve are same; the lower end of the oil pipe hanger sleeve is provided with an inclined lower end surface which inclines by an angle of 30-60 degrees with the axis of a sleeve body; the highest position on the sleeve body corresponding to the inclined lower end surface is provided with an inserting plate extending downwards; the upper end of the casing connector sleeve is provided with an inclined upper end surface which inclines by an angle of 30-60 degrees with the axis of the sleeve body; the inclined angle of the inclined upper end surface and the inclined angle of the inclined lower end surface are same; and the lowest position of the inclined upper end surface of the casing connector sleeve is provided with a positioning opening which is matched with the inserting plate of the oil pipe hanger sleeve. In the butt-joint positioning device, the structure is simple, the positioning mode is simple and reliable, a horizontal outlet at the side surface of the oil pipe hanger can be aligned to an outlet at the side surface of an oil production tree body, and fast and accurate positioning of the oil-pipe hanger is realized.
Description
Technical field
The present invention relates to a kind of docking positioner of the underwater horizontal type oil-production-tree oil-pipe hanger for exploratory engineering of off-shore petroleum/gas reservoir exploitation field.
Background technology
Subsea production tree is as one of important underwater kit of exploratory engineering of off-shore petroleum/gas reservoir development equipment, and its duty has determined the state of whole subsea production system operation, so subsea production tree development has very important meaning.Subsea production tree has dividing of vertical production tree and horizontal Christmas tree, its complex structure, by many component, formed, comprise production tree guide base, production tree body, tree cap, boll-weevil hanger, production tree connector, main valve, the parts such as flutter valve and pipeline, wherein one of the most key parts are exactly boll-weevil hanger.
Boll-weevil hanger is positioned at production tree body, is the core component of realizing production tree function, and its underpart hangs tubing string, and top is locked on the body of production tree, and there is a horizontal oil-out side by the oil/gas output of adopting up from seabed simultaneously.The major function of boll-weevil hanger is the annular space between Seal Oil tubing string and production string post, and oil flow channel, workover passageway, cable passage and chemical agent injection channel are provided.In order to form complete oil flow channel, the horizontal oil-out of boll-weevil hanger side need be alignd with the Horizontal Exit of production tree body side, realize the smooth delivery of power of oil/gas, therefore, need to design a kind of docking positioner of boll-weevil hanger, so as in installation process, to realize boll-weevil hanger fast, accurately location.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of Horizontal Exit of boll-weevil hanger side that can make and aligns with the outlet of production tree body side, realizes the docking positioner of boll-weevil hanger underwater horizontal type oil-production-tree oil-pipe hanger quick, that accurately locate.
The present invention is that the technical scheme that the problem of the above-mentioned proposition of solution adopts is: comprise boll-weevil hanger sleeve and thimble connector sleeve, boll-weevil hanger sleeve is identical with the external diameter of thimble connector sleeve, the lower end of described boll-weevil hanger sleeve arranges and becomes the oblique lower surface of 30 °～60 ° of inclinations with sleeve body axis, highest point corresponding to oblique lower surface on sleeve body is provided with the plate to downward-extension, described thimble connector sleeve upper end arranges and becomes the oblique upper surface of 30 °～60 ° of inclinations with sleeve body axis, tiltedly the angle of inclination, Yu Xie lower surface, angle of inclination of upper surface is identical, lowest part corresponding to oblique upper surface on the sleeve body of thimble connector sleeve offers locating aperture, the plate phase configuration of locating aperture and boll-weevil hanger sleeve.
Press such scheme, the parallel and width in plate both sides that the highest point of the described oblique lower surface of boll-weevil hanger sleeve arranges equates; The rectangular aperture of the locating aperture of offering on the sleeve body of described thimble connector sleeve for running through up and down.
Press such scheme, the lowest part corresponding to oblique lower surface on the sleeve body of described boll-weevil hanger sleeve offers the opening running through up and down.
Press such scheme, on described boll-weevil hanger sleeve and the sleeve body of thimble connector sleeve, be respectively arranged with side direction connecting hole.
Press such scheme, the sleeve body external diameter of described boll-weevil hanger sleeve is 280～310mm, and monolateral wall thickness is 7～15mm, and plate width is 20～60mm, and length is 50～70mm; A/F is 20～60mm.
Press such scheme, the sleeve body external diameter of described thimble connector sleeve is 280～310mm, and monolateral wall thickness is 7～15mm, and locating aperture width is 20-60mm.
Press such scheme, described plate termination is provided with circular arc chamfering, and the port both sides of described locating aperture are provided with circular arc chamfering.
Use of the present invention and operating process are as follows: boll-weevil hanger sleeve and thimble connector sleeve are connected with boll-weevil hanger and thimble connector respectively by shop bolt; During use, boll-weevil hanger is vertically transferred by transferring facility, when boll-weevil hanger, transfer and start rotation while encountering thimble connector, plate on boll-weevil hanger sleeve glides along the oblique upper surface of thimble connector sleeve, until trackslip under the plate on boll-weevil hanger sleeve, fall in the locating aperture of lowest part on thimble connector sleeve, vertically transfer again boll-weevil hanger, fall to arriving accurate location.The docking that realizes the oblique lower surface of boll-weevil hanger sleeve and the oblique upper surface of thimble connector sleeve coordinates, now auxiliary to transfer the lifting operation of facility with the docking location of confirmation boll-weevil hanger.If promote the docking positioning action of motionless boll-weevil hanger, complete, can carry out next step locking work.
The invention has the beneficial effects as follows: the structure that 1, adopts cylinder inclined-plane complementary fit, when boll-weevil hanger installation is transferred, the Horizontal Exit of boll-weevil hanger side is alignd with the outlet of production tree body side, realize boll-weevil hanger in the intrinsic docking of production tree location.2, the present invention is simple in structure, and locate mode is easy, reliable, can realize boll-weevil hanger fast, accurate location, without by external agency.3, the plate in the present invention and the design of locating aperture circular arc chamfering can reduce the wearing and tearing of modular construction in installation and use procedure, are convenient to, into position docking, reduce frictional resistance simultaneously.Being applicable to underwater horizontal type production tree uses.
Accompanying drawing explanation
Fig. 1 is the three-dimensional structure diagram of one embodiment of the invention.
Fig. 2 is the positive sectional structure chart of one embodiment of the invention.
The specific embodiment
Below in conjunction with accompanying drawing, further illustrate embodiments of the invention.Comprise boll-weevil hanger sleeve 1 and thimble connector sleeve 2, the external diameter of boll-weevil hanger sleeve and thimble connector sleeve is identical with wall thickness, external diameter is 300mm, monolateral wall thickness is 10mm, and the lower end of described boll-weevil hanger sleeve arranges the oblique lower surface with the inclination at 45 ° of sleeve body axis, and the highest point corresponding to oblique lower surface on sleeve body is provided with the plate 5 to downward-extension, plate both sides are parallel and width equal, plate width is 40mm, and length is 60mm, and plate termination is provided with circular arc chamfering; Lowest part corresponding to oblique lower surface offers the opening 7 running through up and down, and A/F is 40mm; On the sleeve body of boll-weevil hanger sleeve, be circumferentially evenly equipped with three side direction connecting holes 3, connecting hole is shop bolt hole, by lateral register pin, sleeve body and boll-weevil hanger is connected.Described thimble connector sleeve upper end arranges the oblique upper surface 4 with the inclination at 45 ° of sleeve body axis, tiltedly the angle of inclination, Yu Xie lower surface, angle of inclination of upper surface is identical, corresponding configuration mutually, lowest part corresponding to oblique upper surface on the sleeve body of thimble connector sleeve offers locating aperture 6, the plate phase configuration of locating aperture and boll-weevil hanger sleeve, the rectangular aperture of locating aperture for running through up and down, width is 40mm, with plate phase configuration, the port both sides of locating aperture are provided with circular arc chamfering, on the sleeve body of described thimble connector sleeve, be circumferentially evenly equipped with three side direction connecting holes 3, connecting hole is shop bolt hole, by lateral register pin, sleeve body and thimble connector are connected.
The present invention, when boll-weevil hanger is installed, realizes the function that the oil-out of the oil-out of boll-weevil hanger and production tree body is connected, and forms complete production passage, for the normal production operation of subsea production tree is prepared.
Claims (7)
1. the docking positioner of a underwater horizontal type oil-production-tree oil-pipe hanger, it is characterized in that comprising boll-weevil hanger sleeve and thimble connector sleeve, boll-weevil hanger sleeve is identical with the external diameter of thimble connector sleeve, the lower end of described boll-weevil hanger sleeve arranges and becomes the oblique lower surface of 30 °～60 ° of inclinations with sleeve body axis, highest point corresponding to oblique lower surface on sleeve body is provided with the plate to downward-extension, described thimble connector sleeve upper end arranges and becomes the oblique upper surface of 30 °～60 ° of inclinations with sleeve body axis, tiltedly the angle of inclination, Yu Xie lower surface, angle of inclination of upper surface is identical, lowest part corresponding to oblique upper surface on the sleeve body of thimble connector sleeve offers locating aperture, the plate phase configuration of locating aperture and boll-weevil hanger sleeve.
2. the docking positioner of underwater horizontal type oil-production-tree oil-pipe hanger as claimed in claim 1, is characterized in that the parallel and width in plate both sides that the highest point of the described oblique lower surface of boll-weevil hanger sleeve arranges equates; The rectangular aperture of the locating aperture of offering on the sleeve body of described thimble connector sleeve for running through up and down.
3. the docking positioner of underwater horizontal type oil-production-tree oil-pipe hanger as claimed in claim 1 or 2, is characterized in that on the sleeve body of described boll-weevil hanger sleeve offering corresponding to the oblique lowest part of lower surface the opening running through up and down.
4. the docking positioner of underwater horizontal type oil-production-tree oil-pipe hanger as claimed in claim 1 or 2, is respectively arranged with side direction connecting hole on the boll-weevil hanger sleeve described in it is characterized in that and the sleeve body of thimble connector sleeve.
5. the docking positioner of underwater horizontal type oil-production-tree oil-pipe hanger as claimed in claim 3, the sleeve body external diameter that it is characterized in that described boll-weevil hanger sleeve is 280～310mm, monolateral wall thickness is 7～15mm, and plate width is 20～60mm, and length is 50～70mm; A/F is 20～60mm.
6. the docking positioner of underwater horizontal type oil-production-tree oil-pipe hanger as claimed in claim 1 or 2, is characterized in that the sleeve body external diameter of described thimble connector sleeve is 280～310mm, and monolateral wall thickness is 7～15mm, and locating aperture width is 20-60mm.
7. the docking positioner of underwater horizontal type oil-production-tree oil-pipe hanger as claimed in claim 1 or 2, is characterized in that described plate termination is provided with circular arc chamfering, and the port both sides of described locating aperture are provided with circular arc chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110352861.2A CN102400655B (en) | 2011-11-09 | 2011-11-09 | Butt-joint positioning device of underwater horizontal type oil-production-tree oil-pipe hanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110352861.2A CN102400655B (en) | 2011-11-09 | 2011-11-09 | Butt-joint positioning device of underwater horizontal type oil-production-tree oil-pipe hanger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102400655A CN102400655A (en) | 2012-04-04 |
| CN102400655B true CN102400655B (en) | 2014-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110352861.2A Active CN102400655B (en) | 2011-11-09 | 2011-11-09 | Butt-joint positioning device of underwater horizontal type oil-production-tree oil-pipe hanger |
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| CN (1) | CN102400655B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2688879Y (en) * | 2004-03-20 | 2005-03-30 | 张学鲁 | Top connector for double tube for filling and producing |
| CN200949433Y (en) * | 2006-09-22 | 2007-09-19 | 江苏金石油气井口科技有限公司 | Send-takeout tool for oil pipe hanger |
| CN201221648Y (en) * | 2008-04-25 | 2009-04-15 | 中国海洋石油总公司 | Water-proof casing tube offshore butt-joint chucking tools |
| CN201778730U (en) * | 2010-08-09 | 2011-03-30 | 宝鸡石油机械有限责任公司 | Vertical subsea production tree |
| CN102138036A (en) * | 2007-04-27 | 2011-07-27 | 美铝公司 | Method and apparatus for connecting drilling riser strings and compositions thereof |
| CN202280442U (en) * | 2011-11-09 | 2012-06-20 | 江汉石油钻头股份有限公司 | Butting positioner for underwater horizontal Christmas tree oil pipe hanger |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2763459Y (en) * | 2005-01-26 | 2006-03-08 | 大庆石油管理局 | Low deflecting tool for casing of multi-lateral borehole |
| DK2102446T3 (en) * | 2007-01-12 | 2019-01-28 | Baker Hughes A Ge Co Llc | Wellhead arrangement and method for an injection tube string |
| CN201460872U (en) * | 2009-08-14 | 2010-05-12 | 北京华油油气技术开发有限公司 | Downhole locating device |
-
2011
- 2011-11-09 CN CN201110352861.2A patent/CN102400655B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2688879Y (en) * | 2004-03-20 | 2005-03-30 | 张学鲁 | Top connector for double tube for filling and producing |
| CN200949433Y (en) * | 2006-09-22 | 2007-09-19 | 江苏金石油气井口科技有限公司 | Send-takeout tool for oil pipe hanger |
| CN102138036A (en) * | 2007-04-27 | 2011-07-27 | 美铝公司 | Method and apparatus for connecting drilling riser strings and compositions thereof |
| CN201221648Y (en) * | 2008-04-25 | 2009-04-15 | 中国海洋石油总公司 | Water-proof casing tube offshore butt-joint chucking tools |
| CN201778730U (en) * | 2010-08-09 | 2011-03-30 | 宝鸡石油机械有限责任公司 | Vertical subsea production tree |
| CN202280442U (en) * | 2011-11-09 | 2012-06-20 | 江汉石油钻头股份有限公司 | Butting positioner for underwater horizontal Christmas tree oil pipe hanger |
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|---|---|
| CN102400655A (en) | 2012-04-04 |
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Address after: 430223 Hubei city of Wuhan province science and Technology Park East Lake New Technology Development Zone, Road No. five Patentee after: SINOPEC OILFIELD EQUIPMENT CORPORATION Address before: 430223 Hubei city of Wuhan province science and Technology Park East Lake New Technology Development Zone, Road No. five Patentee before: Jianghan Petroleum Drilling Bit Co., Ltd. |
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Effective date of registration: 20180224 Address after: 430223, No. 5, Chinese workers' garden, Temple Hill community, East Lake New Technology Development Zone, Wuhan, Hubei Co-patentee after: SINOPEC OILFIELD EQUIPMENT CORPORATION Patentee after: Kingdream Sinopec Petroleum Machinery Co. Ltd. Address before: 430223 Hubei city of Wuhan province science and Technology Park East Lake New Technology Development Zone, Road No. five Patentee before: SINOPEC OILFIELD EQUIPMENT CORPORATION |