CN203500654U - Seabed hydraulic claw type connector - Google Patents
Seabed hydraulic claw type connector Download PDFInfo
- Publication number
- CN203500654U CN203500654U CN201320591055.5U CN201320591055U CN203500654U CN 203500654 U CN203500654 U CN 203500654U CN 201320591055 U CN201320591055 U CN 201320591055U CN 203500654 U CN203500654 U CN 203500654U
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- type connector
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Abstract
The utility model aims at providing a seabed hydraulic claw type connector that is easier and more practical. A connection pipeline I to be connected is connected with a lower flange. A flange clamping groove is disposed under the lower flange. An inner ring of a flange clamping ring is arranged in the flange clamping groove, and an outer ring of the flange clamping ring is connected with a fixed guide sleeve. The center of a hoisting plate is equipped with a connection pipeline II to be connected, and the lower end of the connection pipeline II to be connected is provided with an upper flange. Guide rods are evenly arranged around the hoisting plate. Each guide rod is provided with a guide bushing. The other end of each guide rod is fixedly connected with a guide sleeve. Hydraulic cylinders are disposed on the lower transverse plane of the hoisting plate. A driving plate is disposed between the hoisting plate and the lower flange. The hydraulic cylinders are fixedly connected with the driving plate which is in fixed connection with the guide bushings on the guide rods. A driving ring is arranged on the lower transverse plane of the driving plate. The lower flange is equipped with a circle of evenly-distributed claws, and the back of each claw is clamped with the driving ring in a matching manner. The seabed hydraulic claw type connector is accurate in positioning, has more excellent sealing and overall reliability properties, is faster and more convenient to mount, dismount and operate, has a simpler structure, and is practical.
Description
Technical field
The utility model relates to submarine pipeline connection area, relates in particular to a kind of seabed hydraulic claw type connector.
Background technique
Current existing submarine pipe joint method is of a great variety, have claw type pipeline connection, bolt flange connection, clip connected, fixture to connect and Morgrip mechanical connection, wherein, claw type pipeline linkage structure is simple, easy operating is widely used in submarine pipeline connects.In claw type pipeline connects, seabed hydraulic claw type connector is generally used for providing the long-range rapid abutting joint between submarine pipeline or pipeline platform.
But, current seabed hydraulic claw type connector exist complex structure, accurately locate not good enough, dismounting is loaded down with trivial details, sealability and the defect such as overall stability is poor, therefore, be badly in need of a kind of technological scheme and solve this problem.
Model utility content
For solve complex structure that current seabed hydraulic claw type connector exists, accurately locate not good enough, dismounting is loaded down with trivial details, sealability and the defect such as overall stability is poor, the utility model provides a kind of seabed hydraulic claw type connector.
In order to achieve the above object, the technological scheme that the utility model adopts is: a kind of seabed hydraulic claw type connector, comprises that seabed fixing-assembly and claw clamp and guidance set.
Described seabed fixing-assembly comprises fixed guide cover, pipeline I to be connected, lower flange, flange snap ring and flange draw-in groove, the upper end of pipeline I to be connected is fixedly connected with lower flange, the pipeline I to be connected of the downside of lower flange is provided with flange draw-in groove, the interior ring of flange snap ring is arranged in flange draw-in groove, and the outer shroud of flange snap ring is connected with fixed guide cover.In installation process, fixed guide cover is connected with pilot sleeve, has guaranteed the accurate positioning between pipeline to be connected.
Described claw clamps and guidance set comprises claw, driving plate, lifting plate, guide rod and oil hydraulic cylinder, the central position of lifting plate is provided with pipeline II to be connected, the lower end of pipeline II to be connected is fixedly connected with upper flange, lifting plate is circumferentially evenly fixed with guide rod, guide rod is provided with guide sleeve, one end away from lifting plate of guide rod is fixedly connected with pilot sleeve, lifting axle center, plate upper-end surface is arranged with hanger, the lower end surface of lifting plate is provided with hydraulic cylinder lifting eye, oil hydraulic cylinder is connected with hydraulic cylinder lifting eye, oil hydraulic cylinder is connected with piston rod, pipeline II to be connected between lifting plate and upper flange is provided with driving plate, piston rod is fixedly connected with driving plate, driving plate is fixedly connected with the guide sleeve on guide rod, the lower end surface of driving plate is fixedly connected with driving ring, joint in upper flange upper-end surface and pipeline II to be connected is provided with the claw of uniform a week, claw back coordinates clamping with driving ring.Guide rod will lift plate, pilot sleeve and driving plate and be connected as a wholely, guarantee the accuracy of docking operation.
Described seabed fixing-assembly is overlapped with the pilot sleeve of claw clamping and guidance set and is connected by fixed guide, lower flange connection corresponding to upper flange, and be connected with claw respectively, pipeline II to be connected is connected with lower flange corresponding matching by upper flange with pipeline I to be connected, and is centered close on same axis.
Described seabed hydraulic claw type connector, fixed guide cover is provided with at least twice annular protrusion with the outside that pilot sleeve is connected.When beginning is installed, annular protrusion can be so that fixed guide cover realize better guidance quality with pilot sleeve and realization is accurately aimed at.
Described seabed hydraulic claw type connector, flange snap ring is that two semicircle snap rings are formed by connecting, flange snap ring and fixed guide cover is connected for bolt.
Described seabed hydraulic claw type connector, the upper end of claw and the upper flange place of being connected are provided with screens, and the back of claw and the driving ring place of being connected are recessed cone structure.The recessed cone structure at the screens of claw upper end and claw back and upper flange and driving ring are used in conjunction with, claw is fixed on upper flange, the particular design of claw and with being connected of driving ring and upper flange, guaranteed that claw is before connecting tube, the formed claw annulus opening of claw is in deployed condition.
Described seabed hydraulic claw type connector, is connected with spacing bearing pin by opening bearing pin between oil hydraulic cylinder and hydraulic pressure hanger, between hydraulic pressure hanger and lifting plate for bolt is connected.
Described seabed hydraulic claw type connector, guide rod is provided with spacing place, between the two ends of guide rod and lifting plate and be bolt between guide rod and pilot sleeve and be connected.Spacing place on guide rod has guaranteed the climb of driving plate, thereby has guaranteed driving ring on driving plate and distance between claw, guarantees that the position of claw before connecting tube is accurate.
Described seabed hydraulic claw type connector, on upper flange and lower flange, correspondence is provided with sealed groove respectively, is provided with metal o-ring in sealed groove, and upper flange and lower flange correspondence are provided with docking contact place.Metal o-ring through on play the effect of sealing after the extruding of lower flange.
Described seabed hydraulic claw type connector, the ring opening that the lower end of claw forms is greater than the maximum diameter of lower flange.Lower flange can be entered in the gripping range of claw easily.
Described seabed hydraulic claw type connector, is interference fit between pipeline II to be connected and lifting plate, between pipeline II to be connected and driving plate, is transition fit.
Described seabed hydraulic claw type connector, guide rod is at least 4, and oil hydraulic cylinder is at least 4, and claw is at least 18.
The utility model has solved rapid abutting joint between submarine pipeline and pipeline platform and between pipeline and pipeline, it is better that it has accurate positioning, sealing and global reliability, dismounting and operation are more quick and easy, structure is simpler and easy and practical, cost is low, in deepwater oilfield exploitation, is with a wide range of applications.
Accompanying drawing explanation
Fig. 1 the utility model claw open configuration structural representation;
Fig. 2 the utility model claw clamped condition structural representation;
Fig. 3 the utility model claw clamps and guiding group structural representation;
Fig. 4 the utility model seabed fixing-assembly structural representation;
Fig. 5 be in Fig. 3 A-A to sectional view.
In figure, each label is: 1 fixed guide cover; 2 pipeline I to be connected; 3 lower flanges; 4 flange snap rings; 5 flange draw-in grooves; 6 upper flanges; 7 claws; 8 driving rings; 9 driving plates; 10 piston rods; 11 pipeline II to be connected; 12 lifting plates; 13 guide sleeves; 14 guide rods; 15 pilot sleeves; 16 hangers; 17 hydraulic cylinder lifting eyes; 18 oil hydraulic cylinders.
Embodiment
Below in conjunction with accompanying drawing, the utility model will be further described.
A seabed hydraulic claw type connector, comprises that seabed fixing-assembly and claw clamp and guidance set.
Described seabed fixing-assembly comprises fixed guide cover 1, pipeline I 2 to be connected, lower flange 3, flange snap ring 4 and flange draw-in groove 5, the upper end of pipeline I 2 to be connected is fixedly connected with lower flange 3, the pipeline I 2 to be connected of the downside of lower flange 3 is provided with flange draw-in groove 5, the interior ring of flange snap ring 4 is arranged in flange draw-in groove 5, and the outer shroud of flange snap ring 4 is connected with fixed guide cover 1.In installation process, fixed guide cover is connected with pilot sleeve, has guaranteed the accurate positioning between pipeline to be connected.
Described claw clamps and guidance set comprises claw 7, driving plate 9, lifting plate 12, guide rod 14 and oil hydraulic cylinder 18, the central position of lifting plate 12 is provided with pipeline II 11 to be connected, the lower end of pipeline II 11 to be connected is fixedly connected with upper flange 6, lifting plate 12 is circumferentially evenly fixed with guide rod 14, guide rod 14 is provided with guide sleeve 13, one end away from lifting plate 12 of guide rod 14 is fixedly connected with pilot sleeve 15, lifting plate 12 axle center, upper-end surface are arranged with hanger 16, the lower end surface of lifting plate 12 is provided with hydraulic cylinder lifting eye 17, oil hydraulic cylinder 18 is connected with hydraulic cylinder lifting eye 17, oil hydraulic cylinder 18 is connected with piston rod 10, pipeline II 11 to be connected between lifting plate 12 and upper flange 6 is provided with driving plate 9, piston rod 10 is fixedly connected with driving plate 9, driving plate 9 is fixedly connected with the guide sleeve 13 on guide rod 14, the lower end surface of driving plate 9 is fixedly connected with driving ring 8, in the joint of upper flange 6 upper-end surfaces and pipeline II 11 to be connected, be provided with the claw 7 of uniform a week, claw 7 backs coordinate clamping with driving ring 8.Guide rod will lift plate, pilot sleeve and driving plate and be connected as a wholely, guarantee the accuracy of docking operation.
Described seabed fixing-assembly overlaps 1 by fixed guide and is connected with the pilot sleeve 15 of claw clamping and guidance set, lower flange 3 connection corresponding to upper flange 6, and be connected with claw 7 respectively, pipeline II 11 to be connected is connected with lower flange 3 corresponding matching by upper flange 6 with pipeline I 2 to be connected, and is centered close on same axis.
Described seabed hydraulic claw type connector, fixed guide cover 1 is provided with at least twice annular protrusion with the outside that pilot sleeve 15 is connected.When beginning is installed, annular protrusion can be so that fixed guide cover realize better guidance quality with pilot sleeve and realization is accurately aimed at.
Described seabed hydraulic claw type connector, flange snap ring 4 is that two semicircle snap rings are formed by connecting, flange snap ring 4 and fixed guide cover 1 is connected for bolt.
Described seabed hydraulic claw type connector, the upper end of claw 7 and upper flange 6 places of being connected are provided with screens, and the back of claw 7 and driving ring 8 places of being connected are recessed cone structure.The recessed cone structure at the screens of claw upper end and claw back and upper flange and driving ring are used in conjunction with, claw is fixed on upper flange, the particular design of claw and with being connected of driving ring and upper flange, guaranteed that claw is before connecting tube, the formed claw annulus opening of claw is in deployed condition.
Described seabed hydraulic claw type connector, is connected with spacing bearing pin by opening bearing pin between oil hydraulic cylinder 18 and hydraulic pressure hanger 17, between hydraulic pressure hanger 17 and lifting plate 12 for bolt is connected.
Described seabed hydraulic claw type connector, guide rod 14 is provided with spacing place, between the two ends of guide rod 14 and lifting plate 12 and be bolt between guide rod 14 and pilot sleeve 15 and be connected.Spacing place on guide rod has guaranteed the climb of driving plate, thereby has guaranteed driving ring on driving plate and distance between claw, guarantees that the position of claw before connecting tube is accurate.
Described seabed hydraulic claw type connector, on upper flange 6 and lower flange 3, correspondence is provided with sealed groove respectively, is provided with metal o-ring in sealed groove, and upper flange 6 and lower flange 3 correspondences are provided with docking contact place.Metal o-ring through on play the effect of sealing after the extruding of lower flange.
Described seabed hydraulic claw type connector, the ring opening that the lower end of claw 7 forms is greater than the maximum diameter of lower flange 3.Lower flange can be entered in the gripping range of claw easily.Preferably, the amplitude diameter that claw tilted conical surface opens is 295mm, and lower flange maximum diameter is 292mm, and standard design allows ± 2 ° of augular offsets, ± 1.5 inches of journal offsets.
Described seabed hydraulic claw type connector, is interference fit between pipeline II 11 to be connected and lifting plate 12, between pipeline II 11 to be connected and driving plate 9, is transition fit.
Described seabed hydraulic claw type connector, guide rod 14 is at least 4, and oil hydraulic cylinder 18 is at least 4, and claw 7 is at least 18.
Preferably, the material that the utility model adopts is alloyed steel and stainless steel, corrosion-resistant, long service life.
The utility model installation process is in one embodiment to adopt following steps to complete connection:
(1) the utility model is by the crane on operation ship, by cable, connect hanger 16 this seabed hydraulic claw type connector is hung to seabed, traction by ROV, by being used in conjunction with of pilot sleeve 15 and fixed guide cover 1, by whole jack catchs type connector precise positioning on the platform of pipeline I 2 to be connected, upper and lower flange carries out Dock With Precision Position, and now claw 7 in open configuration as shown in Figure 1.
(2) ROV is to oil hydraulic cylinder 18 fuel feeding, piston rod 10 drives driving plate 9 to fall according to predetermined speed, thereby drive driving ring 8 to move down, driving ring 8 promotes claw 7, claw 7 presses to upper flange 6 and lower flange 3, driving ring 8 and the claw 7 recessed cone match in back, make the cone arc screens of claw 7 lower ends closed and locked on lower flange 3, realize auto-lock function, and by upper and lower flange screw, and then compress the metal o-ring between two flange grooves, and complete the sealing cross-over connection between pipeline and pipeline platform, now claw 7 is in clamped condition as shown in Figure 2.
(3) the auxiliary observation of ROV confirmed after docking, and after checking inerrancy, ROV withdraws seabed.
The utility model is vertically connection not only, also can realize the connection between different pipeline different amount.
Claims (10)
1. a seabed hydraulic claw type connector, is characterized in that: comprise that seabed fixing-assembly and claw clamp and guidance set,
Described seabed fixing-assembly comprises fixed guide cover (1), pipeline I to be connected (2), lower flange (3), flange snap ring (4) and flange draw-in groove (5), the upper end of pipeline I to be connected (2) is fixedly connected with lower flange (3), the pipeline I to be connected (2) of the downside of lower flange (3) is provided with flange draw-in groove (5), the interior ring of flange snap ring (4) is arranged in flange draw-in groove (5), and the outer shroud of flange snap ring (4) is connected with fixed guide cover (1);
Described claw clamps and guidance set comprises claw (7), driving plate (9), lifting plate (12), guide rod (14) and oil hydraulic cylinder (18), the central position of lifting plate (12) is provided with pipeline II to be connected (11), the lower end of pipeline II to be connected (11) is fixedly connected with upper flange (6), lifting plate (12) is circumferentially evenly fixed with guide rod (14), guide rod (14) is provided with guide sleeve (13), one end away from lifting plate (12) of guide rod (14) is fixedly connected with pilot sleeve (15), lifting plate (12) axle center, upper-end surface is arranged with hanger (16), the lower end surface of lifting plate (12) is provided with hydraulic cylinder lifting eye (17), oil hydraulic cylinder (18) is connected with hydraulic cylinder lifting eye (17), oil hydraulic cylinder (18) is connected with piston rod (10), pipeline II to be connected (11) between lifting plate (12) and upper flange (6) is provided with driving plate (9), piston rod (10) is fixedly connected with driving plate (9), driving plate (9) is fixedly connected with the guide sleeve (13) on guide rod (14), the lower end surface of driving plate (9) is fixedly connected with driving ring (8), in the joint of upper flange (6) upper-end surface and pipeline II to be connected (11), be provided with the claw (7) of uniform a week, claw (7) back coordinates clamping with driving ring (8),
Described seabed fixing-assembly clamps by fixed guide cover (1) and claw and the pilot sleeve (15) of guidance set is connected, lower flange (3) and the corresponding connection of upper flange (6), and be connected with claw (7) respectively, pipeline II to be connected (11) is connected with lower flange (3) corresponding matching by upper flange (6) with pipeline I to be connected (2), and is centered close on same axis.
2. seabed according to claim 1 hydraulic claw type connector, is characterized in that: fixed guide cover (1) is provided with at least twice annular protrusion with the outside that pilot sleeve (15) is connected.
3. seabed according to claim 1 hydraulic claw type connector, is characterized in that: flange snap ring (4) is that two semicircle snap rings are formed by connecting, and flange snap ring (4) and fixed guide cover (1) are connected for bolt.
4. seabed according to claim 1 hydraulic claw type connector, is characterized in that: the upper end of claw (7) and upper flange (6) place of being connected are provided with screens, and the back of claw (7) and driving ring (8) place of being connected are recessed cone structure.
5. seabed according to claim 1 hydraulic claw type connector, is characterized in that: between oil hydraulic cylinder (18) and hydraulic pressure hanger (17), by opening bearing pin, be connected with spacing bearing pin, between hydraulic pressure hanger (17) and lifting plate (12) for bolt is connected.
6. seabed according to claim 1 hydraulic claw type connector, it is characterized in that: guide rod (14) is provided with spacing place, between the two ends of guide rod (14) and lifting plate (12) and be bolt between guide rod (14) and pilot sleeve (15) and be connected.
7. seabed according to claim 1 hydraulic claw type connector, it is characterized in that: on upper flange (6) and lower flange (3), correspondence is provided with sealed groove respectively, in sealed groove, be provided with metal o-ring, and upper flange (6) and lower flange (3) correspondence are provided with docking contact place.
8. seabed according to claim 1 hydraulic claw type connector, is characterized in that: the ring opening that the lower end of claw (7) forms is greater than the maximum diameter of lower flange (3).
9. seabed according to claim 1 hydraulic claw type connector, is characterized in that: between pipeline II to be connected (11) and lifting plate (12), for interference fit, between pipeline II to be connected (11) and driving plate (9), be transition fit.
10. seabed according to claim 1 hydraulic claw type connector, is characterized in that: guide rod (14) is at least 4, and oil hydraulic cylinder (18) is at least 4, and claw (7) is at least 18.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320591055.5U CN203500654U (en) | 2013-09-24 | 2013-09-24 | Seabed hydraulic claw type connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320591055.5U CN203500654U (en) | 2013-09-24 | 2013-09-24 | Seabed hydraulic claw type connector |
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| Publication Number | Publication Date |
|---|---|
| CN203500654U true CN203500654U (en) | 2014-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320591055.5U Expired - Fee Related CN203500654U (en) | 2013-09-24 | 2013-09-24 | Seabed hydraulic claw type connector |
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| Country | Link |
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| CN (1) | CN203500654U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104653943A (en) * | 2015-01-22 | 2015-05-27 | 哈尔滨工程大学 | Double-seal hydraulic telescopic grouting clamp for underwater jacket |
| CN105089542A (en) * | 2014-05-09 | 2015-11-25 | 中国石油化工股份有限公司 | Hydraulic self-locking quick-mounting blowout prevention device and method |
| CN105221840A (en) * | 2015-10-16 | 2016-01-06 | 上海交通大学 | For the line walking protective gear that underwater line is followed the tracks of |
| CN105953007A (en) * | 2016-07-17 | 2016-09-21 | 杨越 | Metal compositing and sealing device for unmanned ship |
| CN106352177A (en) * | 2016-09-08 | 2017-01-25 | 江苏科技大学 | Underwater manifold connector |
| CN106368644A (en) * | 2016-12-06 | 2017-02-01 | 长江大学 | Underwater connector for offshore drilling |
| CN107606361A (en) * | 2017-09-20 | 2018-01-19 | 青岛理工大学 | Jaw type hydraulic drive submarine pipeline connecting device |
| CN109812463A (en) * | 2019-03-14 | 2019-05-28 | 中国水利水电夹江水工机械有限公司 | A kind of oil cylinder end mechanical lock method |
| CN110206496A (en) * | 2019-07-11 | 2019-09-06 | 中国地质科学院 | A kind of pull-type underwater quick connector arrangement of hook |
| CN110553097A (en) * | 2019-09-05 | 2019-12-10 | 西南石油大学 | jaw type automatic connecting machine tool for deep sea pipeline |
| CN113062710A (en) * | 2021-02-26 | 2021-07-02 | 河北华北石油荣盛机械制造有限公司 | Portable underwater butt joint throttling device |
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2013
- 2013-09-24 CN CN201320591055.5U patent/CN203500654U/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105089542A (en) * | 2014-05-09 | 2015-11-25 | 中国石油化工股份有限公司 | Hydraulic self-locking quick-mounting blowout prevention device and method |
| CN105089542B (en) * | 2014-05-09 | 2018-10-16 | 中国石油化工股份有限公司 | Hydraulic pressure self-locking Fast Installation blowout hookup and method |
| CN104653943A (en) * | 2015-01-22 | 2015-05-27 | 哈尔滨工程大学 | Double-seal hydraulic telescopic grouting clamp for underwater jacket |
| CN105221840A (en) * | 2015-10-16 | 2016-01-06 | 上海交通大学 | For the line walking protective gear that underwater line is followed the tracks of |
| CN105953007A (en) * | 2016-07-17 | 2016-09-21 | 杨越 | Metal compositing and sealing device for unmanned ship |
| CN106352177B (en) * | 2016-09-08 | 2018-04-06 | 江苏科技大学 | A kind of subsea manifold connector |
| CN106352177A (en) * | 2016-09-08 | 2017-01-25 | 江苏科技大学 | Underwater manifold connector |
| CN106368644B (en) * | 2016-12-06 | 2018-11-30 | 长江大学 | Marine drilling underwater connector |
| CN106368644A (en) * | 2016-12-06 | 2017-02-01 | 长江大学 | Underwater connector for offshore drilling |
| CN107606361A (en) * | 2017-09-20 | 2018-01-19 | 青岛理工大学 | Jaw type hydraulic drive submarine pipeline connecting device |
| CN109812463A (en) * | 2019-03-14 | 2019-05-28 | 中国水利水电夹江水工机械有限公司 | A kind of oil cylinder end mechanical lock method |
| CN110206496A (en) * | 2019-07-11 | 2019-09-06 | 中国地质科学院 | A kind of pull-type underwater quick connector arrangement of hook |
| CN110206496B (en) * | 2019-07-11 | 2024-02-20 | 中国地质科学院 | Hook-pull type underwater quick connector device |
| CN110553097A (en) * | 2019-09-05 | 2019-12-10 | 西南石油大学 | jaw type automatic connecting machine tool for deep sea pipeline |
| CN113062710A (en) * | 2021-02-26 | 2021-07-02 | 河北华北石油荣盛机械制造有限公司 | Portable underwater butt joint throttling device |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140326 Termination date: 20160924 |
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| CF01 | Termination of patent right due to non-payment of annual fee |