CN104092153B - A plurality of sea cable shares the pipe penetration method of a J-shaped pipe - Google Patents
A plurality of sea cable shares the pipe penetration method of a J-shaped pipe Download PDFInfo
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- CN104092153B CN104092153B CN201410364864.1A CN201410364864A CN104092153B CN 104092153 B CN104092153 B CN 104092153B CN 201410364864 A CN201410364864 A CN 201410364864A CN 104092153 B CN104092153 B CN 104092153B
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Abstract
A kind of a plurality of sea cable shares the pipe penetration method of a J-shaped pipe, employing following steps:: indicate on J-shaped pipe according to hour position, and upper port point bell-mouthed with bottom position is the most corresponding；Two: a spheroid is hung by the lower end system of messenger, from the upper port of J-shaped pipe along entering in J-shaped pipe, and after J-shaped pipe bottom is extracted, again return to upper port, then, then connect messenger with a jack, and messenger is strained exceptionally straight, make messenger be close to the position of 3 to the right of J-shaped tube wall；Three: repeat the first step to second step until being penetrated in J-shaped pipe by several messengers；Four: carry out the operation wearing J-shaped pipe of sea cable；Sea cable is pierced into successively in J-shaped pipe 1, strain after bundling with extra large cable above, and 9 positions of tube wall to the left are placed.The present invention enables to prepackage and follow-up messenger, sea cable when passing through J-shaped pipe, will not and the messenger of front dress, sea cable between intersect and kink；Guarantee that a plurality of sea cable can be smooth, without hindrance when wearing a J-shaped pipe altogether through J-shaped pipe.
Description
Technical field
The present invention relates to the pipe penetration method of sea cable, particularly relate to a kind of a plurality of sea cable and share a J-shaped pipe
Pipe penetration method.Belong to ocean engineering field.
Background technology
In Development Engineering of Offshore Oilfield, often relate to multiple sea cable, such as: cable, optoelectronic composite cable, optical cable,
Control umbilical cables, the electrical heating cable of pipe insulation, security protection cable, platform external anode cable etc..
The sea of sea cable is laid and is totally divided into two crucial operating point positions, and one is: the standpipe section of sea cable is laid,
That is: carrying out poling operation in J-shaped pipe, wherein, J-shaped pipe has another name called sea cable pillar, for preventing landing platform
The extra large cable of section is from external force, such as: the destruction of the environmental loads such as fishing net is pulled, ocean current impacts, wave beating
And arrange, sea cable is played the effect of insulation blocking.Two are: the sea bed horizontal segment of sea cable lays.For J
The poling operation of shape pipe, conventional way is that prepackage steel cable is as messenger, by moving in J-shaped pipe
Power winch traction messenger, enters J-shaped pipe by sea cable tie, and pulls on platform.
The caliber 12 English (325mm) of common J-shaped pipe or 14 English (356mm) two kinds, mostly be in the past
Single J-shaped pipe corresponding single sea cable.Along with stepping up of production technique level, the time-out of production platform
Military service, oilfield internal submarine pipeline run the foundation of security context early warning mechanism, and oil field needs to set up
The extra large cable that specific function, diameter are thinner, therefore, occurs in that many extra large cables share the situation of a J-shaped pipe,
Such as following situation:
Platform external anode cable: offshore oil production platform underwater foundation frame part is commonly called as catheterostat, by directly
The steel-pipe welding that footpath thickness does not waits forms.During building by land, take sacrificial anode and protective cathode
The anode block of the much finite lifetime that has been welded on anti-corrosive properties technology management step, girder steel and steel lower limb.But,
Exceed the time limit for those military services, oil field still has the platform of extraction value, and anode block corrodes totally so that lead
Pipe support faces the risk losing anodic protection, and the anode that is welded again on steel pipe under water is difficult to realize.To this end,
Technical staff is by installing some anode blocks, being applied by several on external anode, sea bed around platform
The anode cable being set on platform is communicated on platform on the girder steel of design point position, forms electricity circulation with water body,
Continue to be protected by anode, from the corrosion of sea water, to reaching to extend platform service life
Purpose.Among these, laying of anode cable relates to many extra large cables through the operation of a J-shaped pipe.
Security protection cable: at present, what the in-service submarine pipeline of shallow sea water/sea cable was damaged mostly be ship grasp extension institute
Wound.For preventing the generation of this type of event, offshore oilfield establishes safety management early warning system.In platform week
Enclose installation sonar surveillance system on sea bed, by seabed security protection cable, the information transmission detected is controlled to central authorities
Room processed, implements Real-time and Dynamicization monitoring, location and early warning to the various ships entering oil field region.This its
In also relate to security protection cable and lay and several cable of laying passes through the operation of a J-shaped pipe altogether.
Passing through same J-shaped pipe for several seas cable, its potential risks are many " messengers " of prepackage,
Owing to lacking effective video detection methods, whether occur between messenger that intersection kinks not quite clear.And due to J-shaped
Narrow space in pipe, personnel cannot be introduced into checking, employs high-tech means intelligent miniature robot and enters
In entering pipe, omnidistance video checks the most unrealistic, just in case appearance intersects the situation kinked each other, and follow-up work
Industry messenger can not pull sea cable and pass through J-shaped pipe, if taking the mode stretched the meaning, certainly will damage sea
Cable.Therefore, how to realize a plurality of sea cable and share a J-shaped pipe, always construction technical staff thinking,
Faced by problem.The present invention designs the most in this context.
Summary of the invention
Present invention is primarily targeted at the disadvantages mentioned above overcoming prior art to exist, and a kind of a plurality of sea is provided
Cable shares the pipe penetration method of a J-shaped pipe, and it can not only make the messenger of prepackage, sea cable stretch, stretch tight
Tightly, and be close to tube wall design some position fix；And so that follow-up messenger, sea cable are passing through J
During shape pipe, will not and the messenger of front dress, sea cable between intersect and kink；Thus, it is ensured that a plurality of
Sea cable can be smooth, without hindrance when wearing a J-shaped pipe altogether through J-shaped pipe.
It is an object of the invention to be realized by techniques below scheme:
A kind of a plurality of sea cable shares the pipe penetration method of a J-shaped pipe, it is characterised in that: employing following steps:
The first step: on the bottom horn mouth and upper port of J-shaped pipe 1, indicate according to hour position, and
Upper port point bell-mouthed with bottom position is the most corresponding；
Second step: wire line hitch is hung a spheroid as the messenger drawing sea cable, the lower end system of messenger, from
The upper port of J-shaped pipe is along entering in J-shaped pipe, and after J-shaped pipe 1 bottom is extracted, again returns to upper port,
Then, then connect messenger with a jack, and messenger is strained exceptionally straight, make messenger be close to J-shaped tube wall
The position of 3 to the right；
3rd step: repeat the first step to second step until being penetrated in J-shaped pipe by several messengers；
4th step: carry out the operation wearing J-shaped pipe of sea cable；
1., when J-shaped pipe worn by sea cable, paving cable ship is seated on the bell-mouthed axis in bottom of J-shaped pipe；
2. using the messenger penetrating J-shaped pipe as the messenger bringing sea cable into；Upper end wire line hitch is connected volume
Raising on machine, the wire line hitch of lower end is connected on spheroid, then connects one section of spreading messenger, and by spreading messenger
On the head of the extra large cable receiving paving cable ship；
3. platform hoist engine involves in messenger, and sea cable released by paving cable ship simultaneously, and spheroid, spreading messenger lead sea
Cable enters in J-shaped pipe, until the length that the upper port one drawing J-shaped pipe sets, then sea cable is temporarily solid
It is scheduled in the upper port of J-shaped pipe；
4. move to left paving cable accommodation, drive the extra large cable of horn mouth position, bottom to be moved to the left, and make sea cable be close to
Tube wall 9 positions to the left of J-shaped pipe, bottom near bell-mouthed position, bottom install an extra large cable sling point,
Then, stretching with jack and tighten, paving cable ship returns in situ, and prepares laying of sea cable sea bed horizontal segment；
5. repeat above-mentioned the most (4) to walk, extra large cable below is pierced in J-shaped pipe 1 successively, with sea above
Strain after cable binding, and 9 positions of tube wall to the left are placed.
Described hour position be according to 3,6,9,12 signs carry out；Wherein, personnel are in the face of at the bottom of J-shaped pipe
End horn mouth, is defined as 12 points by bell-mouthed for bottom upper edge, and right-hand side is defined as 3 points, and the end is along definition
Being 6 points, left side is defined as 9 points；The inner side of upper port is defined as 12 points, and distally is defined as 6 points, right
Hands is defined as 3 points, and left hand is defined as 9 points.
The two ends band eye splice of described wire line hitch.
Described spheroid is more than or equal to sea cable diameter.
Described sea cable sling point is to be curled sea cable to constitute several weeks by flat sling.
Placement is tightened in described messenger 3 positions to the right, and it is exceptionally straight that sea cable is added the tension of suspender belt lift-off bottom surface by steel wire rope
9 positions to the left are placed, it may be assumed that all of prepackage messenger is placed on bell-mouthed right side, bottom, the extra large cable of rear dress
Retrodeviate left side with flat sling binding to place.
Beneficial effects of the present invention: due to the fact that employing technique scheme, it can not only make prepackage
Messenger, sea cable stretch, tighten, and be close to tube wall design some position fix；And so that follow-up
Messenger, sea cable when passing through J-shaped pipe, will not and the messenger of front dress, sea cable between intersect
Kink；Thus, it is ensured that a plurality of sea cable can be smooth, without hindrance when wearing a J-shaped pipe altogether through J-shaped
Pipe.
Accompanying drawing explanation
Fig. 1 is J-shaped pipe schematic diagram of the present invention.
Fig. 2 is J-shaped pipe messenger of the present invention, sea cable placement schematic diagram.
Fig. 3 is messenger of the present invention, spheroplast, sea cable end connection diagram.
Fig. 4 is platform J-shaped pipe schematic diagram of the present invention.
Major Symbol explanation in figure:
1.J shape pipe, 2. upper port, 3. bottom horn mouth, 4. hour position, 5. messenger, 6. spheroid,
7. sea cable, 8. suspender belt, 9. tighten rope, 10. shackle.
Detailed description of the invention
As shown in Fig. 1 Fig. 4, the present invention uses following steps:
The first step: as in figure 2 it is shown, on the bottom horn mouth 3 and upper port 2 of J-shaped pipe 1, according to clock
Point position carries out 3,6,9,12 signs；Wherein, personnel are in the face of the bottom horn mouth 3 of J-shaped pipe 1, the end of by
The upper edge of end horn mouth 3 is defined as 12 points, and right-hand side is defined as 3 points, and the end is along being defined as 6 points, left side
It is defined as 9 points；The inner side of upper port 2 is defined as 12 points, and distally is defined as 6 points, and the right hand is defined as 3
Point, left hand is defined as 9 points, and upper port 2 is the most corresponding with the some position of bottom horn mouth 3；
Second step: using the wire line hitch of two ends band eye splice as the messenger 5 drawing sea cable, messenger 5 times
A spheroid 6 more than or equal to sea cable diameter is hung by end system, from the upper port 2 of J-shaped pipe 1 along entering J-shaped pipe
In 1, and after the bottom of J-shaped pipe 1 is extracted, again return to upper port 2, then, then with a jack
Connect the two ends eye splice of messenger 5, and messenger 5 is strained exceptionally straight, make messenger 5 be close to J-shaped pipe 1 and manage
The position that wall is 3 to the right；
3rd step: repeat the first step to second step until being penetrated in J-shaped pipe 1 by several messengers 5；
4th step: carry out the operation wearing J-shaped pipe 1 of sea cable 7；
(1), when J-shaped pipe 1 worn by sea cable 7, paving cable ship is seated in the bottom horn mouth 3 of J-shaped pipe 1
On axis；
(2) using the messenger 5 penetrating J-shaped pipe 1 as the messenger bringing sea cable 7 into；By upper end band Chinese lute
The wire line hitch of head is connected on hoist engine, and the wire line hitch of lower end band eye splice is connected on spheroid 6,
Connect one section of spreading messenger more than or equal to J-shaped pipe 1 length again, and spreading messenger is received paving cable ship
On the head of sea cable 7, platform hoist engine involves in messenger 5；
(3) platform hoist engine involves in messenger, and paving cable ship releases sea cable 7, spheroid 6, spreading messenger simultaneously
Sea cable 7 is led to enter in J-shaped pipe 1, until the length that the upper port 2 one drawing J-shaped pipe 1 sets,
Again sea cable 7 is temporarily fixed in the upper port 2 of J-shaped pipe 1；
(4) move to left paving cable accommodation, drive the extra large cable 7 of horn mouth 3 position, bottom to be moved to the left, and make sea
9 positions of tube wall of J-shaped pipe 1 are close to by cable 7, and bottom is installing one near the position of bottom horn mouth 3
Sea cable sling point, then, stretches with jack and tightens, and inclined 9 positions, 12 positions being close to tube wall are placed,
Paving cable ship returns in situ, and prepares laying of sea cable sea bed horizontal segment.
(5) repeat above-mentioned the most (4) to walk, extra large cable 7 below is pierced in J-shaped pipe 1 successively, with first
Strain after the cable binding of bar sea, and be close to left tube wall；Wherein, as it is shown on figure 3, prepackage messenger 5 to the right 3
Placement is tightened in some position, and the extra large cable 7 of rear dress is added suspender belt 8 lift-off bottom surface tension exceptionally straight to the left 9 by tightening rope 9
Point position is placed, it may be assumed that all of prepackage messenger 5 is placed on the right side of bottom horn mouth 3, the extra large cable 7 of rear dress
Retrodeviate left side with flat sling 8 binding to place.
Above-mentioned sea cable sling point is to be curled sea cable 7 to constitute several weeks by flat sling 8.
Above-mentioned spheroid, suspender belt, steel wire rope, shackle are prior art, and the technology of not specified (NS) is prior art.
The above, be only presently preferred embodiments of the present invention, not the present invention is made any in form
Restriction, any simple modification that above example is made by every technical spirit according to the present invention, etc.
With change and modification, all still fall within the range of technical solution of the present invention.
Claims (6)
1. an a plurality of sea cable shares the pipe penetration method of a J-shaped pipe, it is characterised in that: use following step
Rapid:
The first step: on the bottom horn mouth and upper port of J-shaped pipe, indicate according to hour position, and
Upper port point bell-mouthed with bottom position is the most corresponding；
Second step: wire line hitch is hung a spheroid as the messenger drawing sea cable, the lower end system of messenger,
From the upper port of J-shaped pipe along entering in J-shaped pipe, and after J-shaped pipe bottom is extracted, again return to upper port,
Then, then connect messenger with a jack, and messenger is strained exceptionally straight, make messenger be close to J-shaped tube wall
The position of 3 to the right；
3rd step: repeat the first step to second step until being penetrated in J-shaped pipe by several messengers；
4th step: carry out the operation wearing J-shaped pipe of sea cable；
(1), when J-shaped pipe worn by sea cable, paving cable ship is seated on the bell-mouthed axis in bottom of J-shaped pipe；
(2) using the messenger penetrating J-shaped pipe as the messenger bringing sea cable into；By upper end wire line hitch even
Connecing on hoist engine, the wire line hitch of lower end is connected on spheroid, then connects one section of spreading messenger, and by spreading
On the head of the extra large cable that paving cable ship received by messenger；
(3) platform hoist engine involves in messenger, and sea cable released by paving cable ship simultaneously, and spheroid, spreading messenger lead
Sea cable enters in J-shaped pipe, until the length that the upper port one drawing J-shaped pipe sets, then by interim for sea cable
It is fixed in the upper port of J-shaped pipe；
(4) move to left paving cable accommodation, drive the extra large cable of horn mouth position, bottom to be moved to the left, and make sea cable tight
Tube wall 9 positions to the left of patch J-shaped pipe, bottom is being hung near bell-mouthed position, bottom one extra large cable of installation
Hanging point, then, stretches with jack and tightens, and paving cable ship returns in situ, and prepares sea cable sea bed horizontal segment
Lay；
(5) repeat above-mentioned the most (4) to walk, extra large cable below is pierced in J-shaped pipe successively, with sea above
Strain after cable binding, and 9 positions of tube wall to the left are placed.
A plurality of sea the most according to claim 1 cable shares the pipe penetration method of a J-shaped pipe, its feature
Be: described hour position be according to 3,6,9,12 signs carry out；Wherein, personnel are in the face of J-shaped pipe
Bottom horn mouth, is defined as 12 points by bell-mouthed for bottom upper edge, and right-hand side is defined as 3 points, and the end is along fixed
Justice is 6 points, and left side is defined as 9 points；The inner side of upper port is defined as 12 points, and distally is defined as 6 points,
The right hand is defined as 3 points, and left hand is defined as 9 points.
A plurality of sea the most according to claim 1 cable shares the pipe penetration method of a J-shaped pipe, its feature
It is: the two ends band eye splice of described wire line hitch.
A plurality of sea the most according to claim 1 cable shares the pipe penetration method of a J-shaped pipe, its feature
It is: described spheroid is more than or equal to sea cable diameter.
A plurality of sea the most according to claim 1 cable shares the pipe penetration method of a J-shaped pipe, its feature
It is: described sea cable sling point is to be curled sea cable to constitute several weeks by flat sling.
A plurality of sea the most according to claim 1 cable shares the pipe penetration method of a J-shaped pipe, its feature
Being: placement is tightened in described messenger 3 positions to the right, sea cable is added the tension of suspender belt lift-off bottom surface by steel wire rope and stretches tight
9 positions the most to the left are placed, it may be assumed that all of prepackage messenger is placed on bell-mouthed right side, bottom, the sea of rear dress
The binding of cable flat sling retrodeviates left side and places.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410364864.1A CN104092153B (en) | 2014-07-29 | 2014-07-29 | A plurality of sea cable shares the pipe penetration method of a J-shaped pipe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410364864.1A CN104092153B (en) | 2014-07-29 | 2014-07-29 | A plurality of sea cable shares the pipe penetration method of a J-shaped pipe |
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| CN104092153A CN104092153A (en) | 2014-10-08 |
| CN104092153B true CN104092153B (en) | 2016-09-14 |
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| CN201410364864.1A Active CN104092153B (en) | 2014-07-29 | 2014-07-29 | A plurality of sea cable shares the pipe penetration method of a J-shaped pipe |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107247320A (en) * | 2017-05-16 | 2017-10-13 | 天津亿利科能源科技发展股份有限公司 | A kind of method that seabed armored optical cable steps on ocean platform |
| CN108493842A (en) * | 2018-05-07 | 2018-09-04 | 北京特种机械研究所 | A kind of firing box electrically vertical threader and threading method |
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|---|---|---|---|---|
| CN102208779A (en) * | 2011-02-11 | 2011-10-05 | 杨鸿杰 | Method for rapidly inserting cable into sleeve |
| CN102332695A (en) * | 2011-08-31 | 2012-01-25 | 中国海洋石油总公司 | Lifting method of submarine cable terminal landing platform |
| CN202495713U (en) * | 2012-03-27 | 2012-10-17 | 十堰市正发汽车零部件有限公司 | Rapid pipe penetrating device of corrugated pipe |
| CN202663032U (en) * | 2012-02-24 | 2013-01-09 | 辽宁省电力有限公司本溪供电公司 | Connecting buckle for hauling cable |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001112135A (en) * | 1999-10-08 | 2001-04-20 | Hitachi Cable Ltd | Optical cable gas compressive feed technique |
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2014
- 2014-07-29 CN CN201410364864.1A patent/CN104092153B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102208779A (en) * | 2011-02-11 | 2011-10-05 | 杨鸿杰 | Method for rapidly inserting cable into sleeve |
| CN102332695A (en) * | 2011-08-31 | 2012-01-25 | 中国海洋石油总公司 | Lifting method of submarine cable terminal landing platform |
| CN202663032U (en) * | 2012-02-24 | 2013-01-09 | 辽宁省电力有限公司本溪供电公司 | Connecting buckle for hauling cable |
| CN202495713U (en) * | 2012-03-27 | 2012-10-17 | 十堰市正发汽车零部件有限公司 | Rapid pipe penetrating device of corrugated pipe |
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| CN104092153A (en) | 2014-10-08 |
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Address after: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee after: Offshore Oil Engineering Co., Ltd. Patentee after: China Offshore Oil Group Co., Ltd. Address before: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee before: Offshore Oil Engineering Co., Ltd. Patentee before: China National Offshore Oil Corporation |
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