CN102400655A - 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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- CN102400655A CN102400655A CN2011103528612A CN201110352861A CN102400655A CN 102400655 A CN102400655 A CN 102400655A CN 2011103528612 A CN2011103528612 A CN 2011103528612A CN 201110352861 A CN201110352861 A CN 201110352861A CN 102400655 A CN102400655 A CN 102400655A
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- sleeve
- boll
- weevil hanger
- horizontal type
- oil
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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 butt joint positioner that is used for the underwater horizontal type production tree boll-weevil hanger in 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 the subsea production tree development has very important meaning.Subsea production tree has the branch of vertical production tree and horizontal production tree, and its complex structure is made up of many component; Comprise the production tree guide base, production tree body, tree cap; Boll-weevil hanger, production tree connector, main valve; Parts such as flutter valve and pipeline, one of wherein the most key parts are exactly boll-weevil hanger.
Boll-weevil hanger is positioned at the production tree body, is the core component of realizing the production tree function, its underpart suspension tubing string, and top is locked on the body of production tree, and there is oil/gas output that a horizontal oil-out will be adopted up from the seabed side simultaneously.The major function of boll-weevil hanger is the annular space between Seal Oil tubing string and the 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; Need the horizontal oil-out of boll-weevil hanger side is alignd with the Horizontal Exit of production tree body side; Realize the smooth delivery of power of oil/gas; Therefore, need the butt joint positioner of a kind of boll-weevil hanger of design, so that in installation process, realize quick, the accurate location of boll-weevil hanger.
Summary of the invention
Technical problem to be solved by this invention provides 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 butt joint positioner of boll-weevil hanger underwater horizontal type production tree boll-weevil hanger quick, that accurately locate.
The present invention for the technical scheme that problem adopted of the above-mentioned proposition of solution is: comprise boll-weevil hanger sleeve and thimble connector sleeve; The boll-weevil hanger sleeve is identical with the external diameter of thimble connector sleeve; The lower end of described boll-weevil hanger sleeve is provided with the oblique lower surface that becomes 30 °～60 ° of inclinations with the sleeve body axis; Highest point corresponding to oblique lower surface on sleeve body is provided with to the plate that extends below; Described thimble connector sleeve upper end is provided with the oblique upper surface that becomes 30 °～60 ° of inclinations with the sleeve body axis; Tiltedly the angle of inclination of upper surface is with tiltedly the angle of inclination, lower surface is identical, and the 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 plate both sides that the highest point of the oblique lower surface of described boll-weevil hanger sleeve is provided with are parallel and width equal; 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 that runs through up and down.
Press such scheme, be respectively arranged with the side direction connecting hole on the sleeve body of described boll-weevil hanger sleeve and thimble connector sleeve.
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 the 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 the 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 following: boll-weevil hanger sleeve and thimble connector sleeve link with boll-weevil hanger and thimble connector respectively through shop bolt; During use; Boll-weevil hanger is vertically transferred by transferring facility; Transfer when boll-weevil hanger and to begin rotation when running into thimble connector, the plate on the boll-weevil hanger sleeve glides along the oblique upper surface of thimble connector sleeve, trackslips under the plate on the boll-weevil hanger sleeve and falls in the locating aperture of lowest part on the thimble connector sleeve; Vertically transfer boll-weevil hanger again, fall to arriving accurate position.The butt joint of the oblique lower surface of realization boll-weevil hanger sleeve and the oblique upper surface of thimble connector sleeve cooperates, and assists this moment with the lifting of transferring facility and operates the butt joint location with the affirmation boll-weevil hanger.Accomplish if promote the butt joint positioning action of motionless then boll-weevil hanger, 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 the 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 that boll-weevil hanger is in the intrinsic butt joint of production tree location.2, the present invention is simple in structure, and locate mode is easy, reliable, can realize quick, the accurate location of boll-weevil hanger, need not by external agency.3, the design of plate among the present invention and locating aperture circular arc chamfering can reduce the wearing and tearing of modular construction in installation and use, is convenient to reduce frictional resistance simultaneously into the position butt joint.Being fit to the underwater horizontal type production tree uses.
Description of drawings
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
Further specify embodiments of the invention below in conjunction with accompanying drawing.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, and external diameter is 300mm; Monolateral wall thickness is 10mm, and the lower end of described boll-weevil hanger sleeve is provided with the oblique lower surface that becomes 45 ° of inclinations with the sleeve body axis, and the highest point corresponding to oblique lower surface on sleeve body is provided with to the plate that extends below 5; The plate both sides are parallel and width equal; The plate width is 40mm, and length is 60mm, and the plate termination is provided with circular arc chamfering; Lowest part corresponding to oblique lower surface offers the opening 7 that runs through up and down, and A/F is 40mm; On the sleeve body of boll-weevil hanger sleeve, circumferentially be evenly equipped with three side direction connecting holes 3, connecting hole is the shop bolt hole, through the lateral register pin sleeve body and boll-weevil hanger is linked.Described thimble connector sleeve upper end is provided with the oblique upper surface 4 that becomes 45 ° of inclinations with the sleeve body axis; The angle of inclination of oblique upper surface is with tiltedly the angle of inclination, lower surface is identical, and correspondence disposes each other, and the 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 the plate phase configuration; The port both sides of locating aperture are provided with circular arc chamfering; Circumferentially be evenly equipped with three side direction connecting holes 3 on the sleeve body of said thimble connector sleeve, connecting hole is the shop bolt hole, through the lateral register pin sleeve body and thimble connector is linked.
The present invention realizes the function that the oil-out with the oil-out of boll-weevil hanger and production tree body connects when boll-weevil hanger is installed, form complete production passage, for the ordinary production operation of subsea production tree is prepared.
Claims (7)
1. the butt joint positioner of a underwater horizontal type production tree boll-weevil hanger; It is characterized in that comprising boll-weevil hanger sleeve and thimble connector sleeve; The boll-weevil hanger sleeve is identical with the external diameter of thimble connector sleeve; The lower end of described boll-weevil hanger sleeve is provided with the oblique lower surface that becomes 30 °～60 ° of inclinations with the sleeve body axis; Highest point corresponding to oblique lower surface on sleeve body is provided with to the plate that extends below, and described thimble connector sleeve upper end is provided with the oblique upper surface that becomes 30 °～60 ° of inclinations with the sleeve body axis, and tiltedly the angle of inclination of upper surface is with tiltedly the angle of inclination, lower 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 butt joint positioner of underwater horizontal type production tree boll-weevil hanger as claimed in claim 1 is characterized in that the parallel and width in plate both sides that the highest point of the oblique lower surface of described boll-weevil hanger sleeve is provided with 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. according to claim 1 or claim 2 the butt joint positioner of underwater horizontal type production tree boll-weevil hanger is characterized in that on the sleeve body of described boll-weevil hanger sleeve offering the opening that runs through up and down corresponding to the oblique lowest part of lower surface.
4. according to claim 1 or claim 2 the butt joint positioner of underwater horizontal type production tree boll-weevil hanger is characterized in that being respectively arranged with the side direction connecting hole on the sleeve body of described boll-weevil hanger sleeve and thimble connector sleeve.
5. the butt joint positioner of underwater horizontal type production tree boll-weevil 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 the plate width is 20～60mm, and length is 50～70mm; A/F is 20～60mm.
6. according to claim 1 or claim 2 the butt joint positioner of underwater horizontal type production tree boll-weevil hanger, the sleeve body external diameter that it is characterized in that described thimble connector sleeve is 280～310mm, and monolateral wall thickness is 7～15mm, and the locating aperture width is 20-60mm.
7. according to claim 1 or claim 2 the butt joint positioner of underwater horizontal type production tree boll-weevil hanger 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 true CN102400655A (en) | 2012-04-04 |
| CN102400655B CN102400655B (en) | 2014-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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 |
Country Status (1)
| Country | Link |
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| CN (1) | CN102400655B (en) |
Citations (9)
| 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 |
| CN2763459Y (en) * | 2005-01-26 | 2006-03-08 | 大庆石油管理局 | Low deflecting tool for casing of multi-lateral borehole |
| 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 |
| US20080169097A1 (en) * | 2007-01-12 | 2008-07-17 | Bj Services Company | Wellhead assembly and method for an injection tubing string |
| 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 |
| 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 |
| 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 |
-
2011
- 2011-11-09 CN CN201110352861.2A patent/CN102400655B/en active Active
Patent Citations (9)
| 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 |
| CN2763459Y (en) * | 2005-01-26 | 2006-03-08 | 大庆石油管理局 | Low deflecting tool for casing of multi-lateral borehole |
| 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 |
| US20080169097A1 (en) * | 2007-01-12 | 2008-07-17 | Bj Services Company | Wellhead assembly and method for an injection tubing string |
| 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 |
| 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 |
| 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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| Publication number | Publication date |
|---|---|
| CN102400655B (en) | 2014-03-26 |
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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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| TR01 | Transfer of patent right |
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 |
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| TR01 | Transfer of patent right |