CN112186643A - Rapid and continuous installation process of submarine cable protective sleeve - Google Patents
Rapid and continuous installation process of submarine cable protective sleeve Download PDFInfo
- Publication number
- CN112186643A CN112186643A CN202011013708.2A CN202011013708A CN112186643A CN 112186643 A CN112186643 A CN 112186643A CN 202011013708 A CN202011013708 A CN 202011013708A CN 112186643 A CN112186643 A CN 112186643A
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- China
- Prior art keywords
- submarine cable
- cable protective
- sleeve
- protective sleeve
- feeding cage
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
- H02G1/08—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle through tubing or conduit, e.g. rod or draw wire for pushing or pulling
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
- H02G1/10—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle in or under water
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- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention relates to a rapid and continuous installation process of submarine cable protective sleeves, which adopts equipment comprising a forklift, a small crane, a shaping stop lever, a hydraulic shaping push rod, a shaping baffle, a feeding cage and a submarine cable laying machine which are arranged on a submarine cable laying channel. The construction process solves the problems of high installation difficulty and long installation time of the submarine cable protective sleeve, enables the submarine cable protective sleeve to be close to semi-automatic, rapid and continuous installation work integrally, saves manpower resources to the maximum extent, and greatly shortens the installation time of the sleeve.
Description
Technical Field
The invention relates to an installation process of a Haff type submarine cable protective sleeve, in particular to a rapid and continuous installation process.
Background
The protection of the offshore cable near-shore section or reef section at present depends on a large number of half-type protective sleeves, and the installation length is continuously increased. The protective sleeve is mainly made of nodular cast iron or stainless steel and the like, and is partially made of non-metal materials such as glass fiber reinforced plastics and the like. The length of the sleeve is about 0.5m to 1.5m, the diameter of the sleeve is generally 1.5 times of the diameter of the submarine cable, and the weight of the sleeve is from several kilograms to tens of kilograms. The half casing needs an upper casing and a lower casing to be folded, the previous casing is locked by utilizing the occlusion of the next casing, the process of lifting the submarine cable, padding the lower casing into the bottom of the submarine cable, putting down the submarine cable, covering the upper casing and locking the casings by utilizing bolts and the like needs to be repeated continuously during installation, the installation process is extremely slow, and a large amount of construction time is occupied.
In view of the above, a fast continuous casing installation process is needed to solve the problems of complex casing installation process and slow installation process.
Disclosure of Invention
The invention provides a rapid and continuous installation process of a submarine cable protective sleeve, which is used for solving the problem of slow installation of the submarine cable protective sleeve.
In order to achieve the purpose, the technical scheme adopted by the invention for solving the technical problems is as follows: a quick and continuous installation process for submarine cable protective sleeves adopts equipment comprising a forklift arranged on a submarine cable laying channel, a small crane, a shaping stop lever, a hydraulic shaping push rod, a shaping baffle, a feeding cage and a submarine cable laying machine, and adopts the forklift or a movable lifting device to be matched with the small crane to turn over, quickly build and shape the lower half submarine cable protective sleeves stacked in batches, so that the lower half submarine cable protective sleeves are positioned under submarine cables in the submarine cable laying channel, and the upper half submarine cable protective sleeves are continuously covered on the lower half submarine cable protective sleeves in a self-sliding manner through the special feeding cage to carry out quick installation and construction of the submarine cable protective sleeves.
Further, the process comprises the following specific implementation steps:
1) hoisting and turning over the lower half submarine cable protective sleeve piles which are bound and stacked in batches by utilizing hoisting equipment to ensure that the openings face upwards;
2) moving the lower half submarine cable protective sleeve stack to the position below the submarine cable laying channel cable by using a forklift, and orderly stacking the submarine cable protective sleeve stack;
3) lifting the orderly stacked underground half submarine cable protection sleeves to a height close to the submarine cable by using a forklift;
4) transporting the feeding cage containing the upper half of the submarine cable protective sleeve to the side of small-sized hoisting machinery by a forklift, and hoisting the feeding cage to a specified position above a submarine cable laying channel cable by the hoisting machinery;
5) after a discharging limit below the feeding cage is opened and a gap is exposed, the upper half submarine cable protective sleeve in the feeding cage naturally slides down to cover the upper half sleeve of the previous section of protective sleeve, and then the front part of the sleeve gradually slides to the tail part of the previous section of sleeve due to the forward movement of all installed sleeves driven by submarine cable laying and is taken out of the feeding cage, so that the splicing with the lower half submarine cable protective sleeve is completed; meanwhile, the rest upper half sleeve in the feeding cage is taken out due to the lowest sleeve piece, so that the sleeve automatically falls down one grid and is blocked by the discharging limit of the feeding cage, and the sleeve waits for the next time for opening the discharging limit below the feeding cage to expose a gap and slide down;
6) and after completing the installation of a batch of submarine cable protective sleeves, retreating the forklift, unloading the feeding cage by the crane, respectively reloading the submarine cable protective sleeves and repeating the steps to complete the installation of the submarine cable protective sleeves.
Furthermore, the shaping stop lever arranged in the cable laying channel is used for slightly inclining the sleeve pile by using a forklift arm after the lower half submarine cable protective sleeve pile is removed and bound, so that the submarine cable protective sleeve regularly depends on the shaping stop lever, and the longitudinal shaping work of the lower half submarine cable protective sleeve pile can be completed.
Further, the hydraulic shaping push rod arranged in the submarine cable laying channel pushes the lower half submarine cable protective sleeve stack carried on the forklift arm to the shaping baffle on the other side, and the transverse shaping work of the lower half submarine cable protective sleeve stack is completed.
Furthermore, the submarine cable protective sleeve adopts a Hough structure, is tightly connected by large and small head nesting, and drives the submarine cable protective sleeve to move when a submarine cable is laid, after the half protective sleeve is moved out, the front end of the next sleeve in the feeding cage automatically falls down and buckles the rear end of the previous sleeve, and simultaneously the splicing with the lower half sleeve is completed, and after the locking is completed, the whole sleeve is taken out, and at the moment, the front part of the lower half submarine cable protective sleeve just supports the tail part of the lower half submarine cable protective sleeve of the previous sleeve; only need in this time constantly the lifting to bear the weight of the fork truck arm that half submarine cable protective case was piled under, ensure that half submarine cable protective case is pressed close to the submarine cable lower part under, and constantly release the first submarine cable protective case in the feeding cage and can accomplish quick continuous submarine cable protective case installation.
The invention has the beneficial effects that:
the construction process solves the problems of high installation difficulty and long installation time of the submarine cable protective sleeve, enables the submarine cable protective sleeve to be close to semi-automatic, rapid and continuous installation work integrally, saves manpower resources to the maximum extent, and greatly shortens the installation time of the sleeve.
Drawings
FIG. 1 is a first apparatus layout of the present invention;
FIG. 2 is a second apparatus layout of the present invention;
FIG. 3 is a schematic view of the lower half of the present invention;
FIG. 4 is a first schematic view of the shaping of the lower half of the sleeve according to the present invention;
FIG. 5 is a second schematic view of the shaping of the lower half of the sleeve of the present invention;
fig. 6 is a schematic view of the top half submarine cable protective sleeve of the present invention in the stowed position;
FIG. 7 is a first schematic view of the bushing installation of the present invention;
FIG. 8 is a second schematic view of the bushing installation of the present invention;
FIG. 9 is a third schematic view of the bushing installation of the present invention;
fig. 10 is a fourth schematic view of the installation of the inventive bushing.
Detailed Description
The invention is further illustrated with reference to the following figures and examples.
A rapid and continuous installation process of submarine cable protective sleeves is disclosed, as shown in figures 1 and 2, and adopted equipment comprises a forklift 1 or a movable lifting device arranged on a submarine cable laying channel, a small crane 2, a shaping stop lever 3, a hydraulic shaping push rod 4, a shaping baffle 5 and a submarine cable laying machine 6.
During construction operation, as shown in fig. 3, the small-sized crane 2 is used for lifting one side of the lower half submarine cable protective sleeve 7 which is bound and stacked with the opening downward, and the lower half submarine cable protective sleeve is placed on a forklift arm of the forklift 1 after being turned over.
Subsequently, as shown in fig. 4, the forklift 1 moves to the submarine cable laying channel until the loaded lower half submarine cable protective sleeve 7 abuts against the shaping stop lever 3, so that the lower half submarine cable protective sleeve 7 is neatly rested on the shaping stop lever 3
After the longitudinal shaping of the lower half submarine cable protective sleeve 7 is completed, the hydraulic shaping push rod 4 is started to push the lower half submarine cable protective sleeve 7 to transversely move for a small extent until the lower half submarine cable protective sleeve completely depends on the shaping baffle 5, as shown in fig. 5, the transverse shaping of the lower half submarine cable protective sleeve 7 is completed, and therefore the lower half submarine cable protective sleeve 7 is stacked and stacked orderly, and the sleeve can be installed.
As shown in fig. 6, the upper half submarine cable protective sleeve 8 is loaded inside a dedicated feeding cage 9; the feeding cage can deform in a small range after being lifted.
As shown in fig. 7, the feeding cage 9 loaded with the upper half submarine cable protective sleeve 8 is hoisted above the cable of the submarine cable laying channel to be installed by the small crane 2, and the forklift 1 keeps the state of lifting the lower half submarine cable protective sleeve 7 and ensures to be attached to the submarine cable, so that the installation work of the sleeve can be started.
As shown in fig. 8, first, the discharging limit 11 on the feeding cage 9 is opened, and the upper half submarine cable protective sleeve 8 slides out obliquely downward after losing restraint and just abuts against the protrusion on the lower half submarine cable protective sleeve 7.
As shown in fig. 9, the discharging limit 11 is closed, the submarine cable laying machine 6 is started to lay the submarine cable, and at this time, the submarine cable 10 drives the sleeve to advance, and simultaneously drives the upper submarine cable protective sleeve 8 to slide together until the submarine cable protective sleeve completely slides out of the feeding cage 9.
As shown in fig. 10, after the upper half submarine cable protective sleeve 8 completely slides out of the feeding cage 9, the lower half submarine cable protective sleeve 7 is assembled, the remaining upper half submarine cable protective sleeve 8 automatically falls to fill the empty space, and the discharge hole is blocked by the discharge limit 11, so that the cable is not completely separated from the feeding cage 9. Thus, the installation of a whole set of submarine protective sleeves can be completed, and the next installation cycle can be entered.
Claims (5)
1. The utility model provides a quick continuous mounting process of submarine cable protective case, the equipment of adoption include fork truck, small crane, plastic pin, hydraulic pressure plastic push rod, plastic baffle, feeding cage, submarine cable cloth cable machine that set up on the submarine cable laying channel, its characterized in that: the process adopts a forklift or a movable lifting device, is matched with small-sized hoisting equipment to turn over, quickly build and shape the lower half submarine cable protective sleeves stacked in batches, is positioned under submarine cables of a submarine cable laying channel, and carries out quick installation and construction of the submarine cable protective sleeves by continuously covering the upper half submarine cable protective sleeves on the lower half submarine cable protective sleeves in a self-sliding manner through a specially-made feeding cage.
2. A process for the rapid and continuous installation of submarine cable protective sleeves according to claim 1, wherein: the process comprises the following specific implementation steps:
1) hoisting and turning over the lower half submarine cable protective sleeve piles which are bound and stacked in batches by utilizing hoisting equipment to ensure that the openings face upwards;
2) moving the lower half submarine cable protective sleeve stack to the position below the submarine cable laying channel cable by using a forklift, and orderly stacking the submarine cable protective sleeve stack;
3) lifting the orderly stacked underground half submarine cable protection sleeves to a height close to the submarine cable by using a forklift;
4) transporting the feeding cage containing the upper half of the submarine cable protective sleeve to the side of small-sized hoisting machinery by a forklift, and hoisting the feeding cage to a specified position above a submarine cable laying channel cable by the hoisting machinery;
5) after a discharging limit below the feeding cage is opened and a gap is exposed, the upper half submarine cable protective sleeve in the feeding cage naturally slides down to cover the upper half sleeve of the previous section of protective sleeve, and then the front part of the sleeve gradually slides to the tail part of the previous section of sleeve due to the forward movement of all installed sleeves driven by submarine cable laying and is taken out of the feeding cage, so that the splicing with the lower half submarine cable protective sleeve is completed; meanwhile, the rest upper half sleeve in the feeding cage is taken out due to the lowest sleeve piece, so that the sleeve automatically falls down one grid and is blocked by the discharging limit of the feeding cage, and the sleeve waits for the next time for opening the discharging limit below the feeding cage to expose a gap and slide down;
6) and after completing the installation of a batch of submarine cable protective sleeves, retreating the forklift, unloading the feeding cage by the crane, respectively reloading the submarine cable protective sleeves and repeating the steps to complete the installation of the submarine cable protective sleeves.
3. A process for the rapid and continuous installation of submarine cable protective sleeves according to claim 1, wherein: and the shaping stop lever arranged in the cable laying channel is used for slightly inclining the sleeve pile by using a forklift arm after the lower half submarine cable protective sleeve pile is removed and bound, so that the submarine cable protective sleeve is neatly leaned on the shaping stop lever, and the longitudinal shaping work of the lower half submarine cable protective sleeve pile can be completed.
4. A process for the rapid and continuous installation of submarine cable protective sleeves according to claim 1, wherein: and the hydraulic shaping push rod arranged in the submarine cable laying channel pushes the lower half submarine cable protective sleeve stack carried on the forklift arm to the shaping baffle at the other side, so that the transverse shaping work of the lower half submarine cable protective sleeve stack is completed.
5. A process for the rapid and continuous installation of submarine cable protective sleeves according to claim 1, wherein: the submarine cable protective sleeve adopts a half-type structure and is tightly connected through large and small head nesting, when a submarine cable is laid, the submarine cable protective sleeve is driven to move, after a half protective sleeve is moved out, the front end of the next sleeve in the feeding cage automatically falls down and buckles the rear end of the previous sleeve, the splicing with the next sleeve is completed, after the locking is completed, the whole sleeve is taken out, and at the moment, the front part of the next submarine cable protective sleeve just supports the tail part of the next submarine cable protective sleeve of the previous sleeve; only need in this time constantly the lifting to bear the weight of the fork truck arm that half submarine cable protective case was piled under, ensure that half submarine cable protective case is pressed close to the submarine cable lower part under, and constantly release the first submarine cable protective case in the feeding cage and can accomplish quick continuous submarine cable protective case installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011013708.2A CN112186643B (en) | 2020-09-24 | 2020-09-24 | Rapid and continuous installation process of submarine cable protective sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011013708.2A CN112186643B (en) | 2020-09-24 | 2020-09-24 | Rapid and continuous installation process of submarine cable protective sleeve |
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| Publication Number | Publication Date |
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| CN112186643A true CN112186643A (en) | 2021-01-05 |
| CN112186643B CN112186643B (en) | 2021-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011013708.2A Active CN112186643B (en) | 2020-09-24 | 2020-09-24 | Rapid and continuous installation process of submarine cable protective sleeve |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113131403A (en) * | 2021-03-16 | 2021-07-16 | 上海市基础工程集团有限公司 | Quick continuous installation frock of submarine cable protective case |
| CN114355537A (en) * | 2022-01-07 | 2022-04-15 | 中国人民解放军海军工程大学 | Long-distance laying system and method for submarine optical cable with protective sleeve |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11187529A (en) * | 1997-12-22 | 1999-07-09 | Mitsubishi Cable Ind Ltd | Method of attaching half-split protective pipe to submarine cable |
| CN102938548A (en) * | 2012-11-23 | 2013-02-20 | 上海市基础工程有限公司 | Platform protection device for submarine cable |
| CN104989873A (en) * | 2015-05-22 | 2015-10-21 | 中国葛洲坝集团第二工程有限公司 | Penstock oblique-pulling inversion assembling method |
| CN105953013A (en) * | 2016-07-20 | 2016-09-21 | 焦祥静 | Huff pipe clamp shell |
| CN106159846A (en) * | 2016-07-12 | 2016-11-23 | 中交第三航务工程局有限公司 | Blower fan J-type sea, off-lying sea cable protection pipe and the mounting process of ICCP wire steel pipe |
| CN206369051U (en) * | 2017-01-10 | 2017-08-01 | 陈珑 | A kind of PVC-U Hafu-type protection tube |
| CN211183334U (en) * | 2019-12-23 | 2020-08-04 | 中天海洋系统有限公司 | Self-locking type submarine cable protection pipe |
-
2020
- 2020-09-24 CN CN202011013708.2A patent/CN112186643B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11187529A (en) * | 1997-12-22 | 1999-07-09 | Mitsubishi Cable Ind Ltd | Method of attaching half-split protective pipe to submarine cable |
| CN102938548A (en) * | 2012-11-23 | 2013-02-20 | 上海市基础工程有限公司 | Platform protection device for submarine cable |
| CN104989873A (en) * | 2015-05-22 | 2015-10-21 | 中国葛洲坝集团第二工程有限公司 | Penstock oblique-pulling inversion assembling method |
| CN106159846A (en) * | 2016-07-12 | 2016-11-23 | 中交第三航务工程局有限公司 | Blower fan J-type sea, off-lying sea cable protection pipe and the mounting process of ICCP wire steel pipe |
| CN105953013A (en) * | 2016-07-20 | 2016-09-21 | 焦祥静 | Huff pipe clamp shell |
| CN206369051U (en) * | 2017-01-10 | 2017-08-01 | 陈珑 | A kind of PVC-U Hafu-type protection tube |
| CN211183334U (en) * | 2019-12-23 | 2020-08-04 | 中天海洋系统有限公司 | Self-locking type submarine cable protection pipe |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113131403A (en) * | 2021-03-16 | 2021-07-16 | 上海市基础工程集团有限公司 | Quick continuous installation frock of submarine cable protective case |
| CN114355537A (en) * | 2022-01-07 | 2022-04-15 | 中国人民解放军海军工程大学 | Long-distance laying system and method for submarine optical cable with protective sleeve |
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| Publication number | Publication date |
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| CN112186643B (en) | 2021-10-01 |
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