CN205173716U - Self -adaptation fixing device is maintained to submarine pipeline - Google Patents
Self -adaptation fixing device is maintained to submarine pipeline Download PDFInfo
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- CN205173716U CN205173716U CN201520849364.7U CN201520849364U CN205173716U CN 205173716 U CN205173716 U CN 205173716U CN 201520849364 U CN201520849364 U CN 201520849364U CN 205173716 U CN205173716 U CN 205173716U
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- arm
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- support arm
- floating platform
- platform
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Abstract
The utility model relates to a self -adaptation fixing device is maintained to submarine pipeline, including down locking arm, locking arm extension spring down, down solid round pin, locking arm round pin, upper lock arm, go up solid round pin, upper lock arm extension spring, rocking arm round pin, rocking arm, support arm, hydro -cylinder round pin, access arm, hydro -cylinder, the supplementary arm of taking one's place, support arm earrings, support arm round pin, floating platform, down stopper, adjustment spring, connecting rod, upward the stopper, hoist platform, rings. This device makes the rocking arm rotate at limited within range can to drive the support arm and rotate and make down that the locking arm moves with the upper lock arm, can move on to accurate position by oneself and lock through the hydro -cylinder is flexible, floating platform and the combination of adjustment spring and link mechanism are used and both to have been guaranteed to hoist safety, still do benefit to the positioning adjustment gesture, avoid to strike, have easy and simple to handle, from strong, the marine construction of being convenient for of adaptability, fixed characteristics such as reliable, can effectively reduce marine engineering time and the operation degree of difficulty, ensure construction quality, avoid the facility damage, the requirement to lifting by crane the equipment still can alleviate.
Description
Technical field
Self adaption fixing device safeguarded by a kind of submarine pipeline that the utility model relates in submarine pipeline maintenance and repair technical field.
Background technique
Sea-bottom oil-gas transfer line under arms after, due to the impact of the factors such as burn into external force, may occur defect or damage, even leak, need keep in repair in a certain position of pipeline, underwater maintenance is comparatively advanced and economically viable method; Under water in maintenance process, first need look for submarine pipeline, maintenance unit is fixed on correct position, can carry out; Because underwater construction circumstance complication, operating expenses are high, and the impact of climate condition is large, because boats and ships or crane barge are in fluctuating and rocking process all the time, therefore, accurately locate and fixes very difficult under water in maintenance construction process.
Model utility content
The purpose of this utility model is for prior art Problems existing, provides a kind of submarine pipeline to safeguard self adaption fixing device, accurate location during to realize the underwater maintenance of submerged pipeline and fixing.
Submarine pipeline described in the utility model safeguards that self adaption fixing device comprises the derricking gear be located at above cuboid floating platform 18 and the positioning means be located at below cuboid floating platform 18, positioning means is two groups and is symmetrical arranged, described positioning means comprises: be vertically fixed on the arm 15 auxiliary in place below floating platform 18, is provided with V-type opening bottom auxiliary arm 15 in place; Support arm earrings 16, positioning arm 13 and support arm earrings 16 is fixed with successively, positioning arm 13 lower end coaxial hinge two drive cylinders 14 below the floating platform 18 of auxiliary arm 15 side in place; Two support arm earrings 16 are symmetrical arranged centered by positioning arm 13, each support arm earrings 16 is difference hinge support arm 11 downwards, each support arm 11 bottom is respectively equipped with pivoted arm pin 9, upper solid pin 7, lower solid pin 4 from top to bottom, wherein pivoted arm pin 9 is connected in the middle part of pivoted arm 10, pivoted arm 10 upper end is by oil cylinder pin 12 and corresponding drive cylinder 14 hinge, and pivoted arm 10 lower end is by one end of hammerlock pin 5 coaxial hinge upper lock arm 6 and lower hammerlock; Upper pin 7 is admittedly connected to the middle part of upper lock arm 6, and upper lock arm 6 the other end is connected with pivoted arm 10 by upper lock arm extension spring 8; Admittedly pin 4 is connected to the middle part of lower hammerlock down, and the lower hammerlock the other end is connected with support arm 11 by lower hammerlock extension spring 3.
Such scheme comprises further:
Described derricking gear comprises hoisting platform 23 and to be arranged between hoisting platform 23 and floating platform 18 linkage mechanism and to adjust spring 20, linkage mechanism and adjustment spring 20 are two groups and are symmetrical arranged, wherein linkage mechanism by two groups of connecting rods 21 by between link pin and the link pin at two ends be connected between hoisting platform 23 and floating platform 18.
The hoisting platform 23 and floating platform 18 of linkage mechanism side are fixed with upper limit position block 22 and lower position block 19 respectively, and between upper limit position block 22 and lower position block 19, interval coordinates.
Be provided with four suspension ring 24 above hoisting platform 23, and be arranged symmetrically with.
The effect of model utility: the utility model is as the carrier of underwater operation, pivoted arm is rotated in limited range support arm can be driven to rotate and make lower hammerlock and upper lock arm action by means of only drive cylinder is flexible, after former pipeline certain limit, move on to accurate location voluntarily and lock hanging; Floating platform can slowing device underwater cross large impact and be conducive to adjust positioning posture; Adjustment spring and linkage mechanism combine to use and both can ensure Hoisting Security, can eliminate again crane barge and rock impact on underwater operation; Have easy and simple to handle, adaptive ability strong, be convenient to offshore construction, the fixing feature such as reliable, effectively can reduce offshore construction time and task difficulty, guarantee construction quality, avoid facility to damage, also can alleviate the requirement that lifting is equipped.
Accompanying drawing explanation
Fig. 1 is that self adaption fixing device schematic front view safeguarded by submarine pipeline;
Fig. 2 is the side view of Fig. 1.In figure:
1, lower hammerlock I, 2, lower hammerlock II, 3, lower hammerlock extension spring, 4, lower solid pin, 5, hammerlock pin, 6, upper lock arm, 7, upper solid pin, 8, upper lock arm extension spring, 9, pivoted arm pin, 10, pivoted arm, 11, support arm, 12, oil cylinder pin, 13, positioning arm, 14, drive cylinder, 15, auxiliary arm in place, 16, support arm earrings, 17, support arm pin, 18, floating platform, 19, lower position block, 20, adjustment spring, 21, connecting rod, 22, upper limit position block, 23, hoisting platform, 24, suspension ring, 25, former pipeline.
Embodiment
Now be further described in conjunction with Figure of description 1, accompanying drawing 2 pairs of the utility model:
Submarine pipeline safeguards that self adaption fixing device comprises the derricking gear be located at above cuboid floating platform 18 and the positioning means be located at below cuboid floating platform 18, and positioning means is two groups and is symmetrical arranged.Described positioning means comprises: be vertically fixed on the arm 15 auxiliary in place below floating platform 18, is provided with V-type opening bottom auxiliary arm 15 in place.Support arm earrings 16, positioning arm 13 and support arm earrings 16 is fixed with successively below the floating platform 18 of auxiliary arm 15 side in place.Positioning arm 13 lower end coaxial hinge two drive cylinders 14.Two support arm earrings 16 are symmetrical arranged centered by positioning arm 13, each support arm earrings 16 is difference hinge support arm 11 downwards, each support arm 11 bottom is respectively equipped with pivoted arm pin 9, upper solid pin 7, lower solid pin 4 from top to bottom, wherein pivoted arm pin 9 is connected in the middle part of pivoted arm 10, pivoted arm 10 upper end is by oil cylinder pin 12 and corresponding drive cylinder 14 hinge, and pivoted arm 10 lower end is by one end of hammerlock pin 5 coaxial hinge upper lock arm 6 and lower hammerlock; Upper pin 7 is admittedly connected to the middle part of upper lock arm 6, and upper lock arm 6 the other end is connected with pivoted arm 10 by upper lock arm extension spring 8; Admittedly pin 4 is connected to the middle part of lower hammerlock down, and the lower hammerlock the other end is connected with support arm 11 by lower hammerlock extension spring 3.
Further, described derricking gear comprises hoisting platform 23 and to be arranged between hoisting platform 23 and floating platform 18 linkage mechanism and to adjust spring 20, linkage mechanism and adjustment spring 20 are two groups and are symmetrical arranged, wherein linkage mechanism by two groups of connecting rods 21 by between link pin and the link pin at two ends be connected between hoisting platform 23 and floating platform 18.
The hoisting platform 23 and floating platform 18 of linkage mechanism side are fixed with upper limit position block 22 and lower position block 19 respectively, and between upper limit position block 22 and lower position block 19, interval coordinates.
Be provided with four suspension ring 24 above hoisting platform 23, and be arranged symmetrically with.
Described drive cylinder 14 is oil cylinder preferably.
Support arm two composition one group in this device, lower hammerlock I, lower hammerlock II and upper lock arm to lock after former pipeline auxiliary arm lower end in place V-type opening not with former tube contacts.The elastic force of adjustment spring is less than submarine pipeline and safeguards the underwater weight of self adaption fixing device.
Submarine pipeline safeguards that the effect of self adaption fixing device is exactly the carrier as underwater construction, can be fixed to simply and rapidly on former submarine pipeline.Concrete operation process is: before lifting, oil cylinder 14 piston rod stretches out and makes support arm 11, pivoted arm 10 is in full open position, lower hammerlock I 1, lower hammerlock II 2 and upper lock arm 6 are opened completely respectively under the effect of lower hammerlock extension spring 3 and upper lock arm spring 8, crane barge by suspension ring 24 submarine pipeline is safeguarded self adaption fixing device and entrained facility thereof keep under water balance state under transfer to correct position near former pipeline 25, namely assist in the V-type groove of arm 15 lower end in place, the linkage mechanism be now made up of connecting rod 21 and adjustment spring 20 are all in stress, loop wheel machine continues to transfer the linkage mechanism that connecting rod 21 is formed and does not stress, and it is stressed to adjust spring 20, whole device will to be kept upright state under the effect of adjustment spring 20 and floating platform 18 upward force, oil cylinder 14 piston rod is retracted gradually, support arm 11, pivoted arm 10 and lower hammerlock I 1, lower hammerlock II 2 and upper lock arm 6 is driven to shrink gradually, be retracted to a certain degree, lower hammerlock I 1, lower hammerlock II 2 and upper lock arm 6 by lower solid pin 4 and on solid pin 7 restriction under to rotate along hammerlock pin 5 and lock and be fixed on former pipeline 25, the underwater construction of pipeline can be carried out, positioning arm 13 ensures whole device central position and former pipeline 25 centerline parallel, and upper limit position block 22 and lower position block 19 are for the linkage mechanism position that limits connecting rod 21 and form and hoisting platform 23 relative distance with floating platform 18.
Claims (4)
1. self adaption fixing device safeguarded by submarine pipeline, comprise the derricking gear being located at cuboid floating platform (18) top and the positioning means being located at cuboid floating platform (18) below, positioning means is two groups and is symmetrical arranged, it is characterized in that described positioning means comprises: be vertically fixed on the arm auxiliary in place (15) below floating platform (18), auxiliary arm in place (15) bottom is provided with V-type opening; Support arm earrings (16), positioning arm (13) and support arm earrings (16) is fixed with successively, positioning arm (13) lower end coaxial hinge two drive cylinders (14) below the floating platform (18) of auxiliary arm in place (15) side; Two support arm earrings (16) are symmetrical arranged centered by positioning arm (13), each support arm earrings (16) is difference hinge support arm (11) downwards, each support arm (11) bottom is respectively equipped with pivoted arm pin (9), upper solid pin (7), lower solid pin (4) from top to bottom, wherein pivoted arm pin (9) is connected to pivoted arm (10) middle part, pivoted arm (10) upper end is by oil cylinder pin (12) and corresponding drive cylinder (14) hinge, and pivoted arm (10) lower end is by one end of hammerlock pin (5) coaxial hinge upper lock arm (6) and lower hammerlock; Upper solid pin (7) is connected to the middle part of upper lock arm (6), and upper lock arm (6) the other end is connected with pivoted arm (10) by upper lock arm extension spring (8); Lower solid pin (4) is connected to the middle part of lower hammerlock, and the lower hammerlock the other end is connected with support arm (11) by lower hammerlock extension spring (3).
2. self adaption fixing device safeguarded by submarine pipeline according to claim 1, it is characterized in that: described derricking gear comprises hoisting platform (23) and to be arranged between hoisting platform (23) and floating platform (18) linkage mechanism and to adjust spring (20), linkage mechanism and adjustment spring (20) are two groups and are symmetrical arranged, wherein linkage mechanism by two groups of connecting rods (21) by between link pin and the link pin at two ends be connected between hoisting platform (23) and floating platform (18).
3. self adaption fixing device safeguarded by submarine pipeline according to claim 2, it is characterized in that: on the hoisting platform (23) and floating platform (18) of linkage mechanism side, be fixed with upper limit position block (22) and lower position block (19) respectively, between upper limit position block (22) and lower position block (19), interval coordinates.
4. self adaption fixing device safeguarded by the submarine pipeline according to Claims 2 or 3, it is characterized in that: be provided with four suspension ring (24) above hoisting platform (23), and be arranged symmetrically with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520849364.7U CN205173716U (en) | 2015-10-30 | 2015-10-30 | Self -adaptation fixing device is maintained to submarine pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520849364.7U CN205173716U (en) | 2015-10-30 | 2015-10-30 | Self -adaptation fixing device is maintained to submarine pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205173716U true CN205173716U (en) | 2016-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520849364.7U Withdrawn - After Issue CN205173716U (en) | 2015-10-30 | 2015-10-30 | Self -adaptation fixing device is maintained to submarine pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205173716U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641456A (en) * | 2015-10-30 | 2017-05-10 | 中石化石油工程技术服务有限公司 | Underwater pipeline maintenance self-adaptive fixing device |
-
2015
- 2015-10-30 CN CN201520849364.7U patent/CN205173716U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641456A (en) * | 2015-10-30 | 2017-05-10 | 中石化石油工程技术服务有限公司 | Underwater pipeline maintenance self-adaptive fixing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160420 Effective date of abandoning: 20181016 |
|
| AV01 | Patent right actively abandoned |