CN206283191U - A kind of operating system that cable laying operation is logged in for long range intertidal zone submarine cable - Google Patents
A kind of operating system that cable laying operation is logged in for long range intertidal zone submarine cable Download PDFInfo
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- CN206283191U CN206283191U CN201621436134.9U CN201621436134U CN206283191U CN 206283191 U CN206283191 U CN 206283191U CN 201621436134 U CN201621436134 U CN 201621436134U CN 206283191 U CN206283191 U CN 206283191U
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- 238000007667 floating Methods 0.000 claims abstract description 28
- 230000007704 transition Effects 0.000 claims abstract description 27
- 238000000465 moulding Methods 0.000 claims abstract description 21
- 230000003139 buffering effect Effects 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000011324 bead Substances 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 230000006378 damage Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 208000029028 brain injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 239000000126 substance Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
A kind of operating system that cable laying operation is logged in for long range intertidal zone submarine cable, is related to submarine cable logon device, extremely difficult using traditional system of laying, and laying speed is slow, and frictional resistance is big on the way, and very big tractive force is needed when laying.The utility model includes extra large cable ship, extra large cable ship is sequentially provided with transition ditch and scaffold to the cable direction that goes out of transformer station, on scaffold since the transition ditch front end at interval of 300 ~ 800 meters between be uniformly provided with cable laying machine, each cable laying machine is equipped with strand grinding machine towards the side of transformer station, multiple floating moulding beds for supporting extra large cable are provided with along going out cable direction in transition ditch, fairlead is fixed with along going out the arrangement of cable direction on scaffold, and scaffold is provided with multiple extra large cable scaffold buffer tables for extra large cable buffering.The technical program reduces the frictional resistance in laid processes, reduces the damage caused to cable in laid processes, improves the security that extra large cable is laid, and accelerates intertidal belt submarine cable laying speed.
Description
Technical field
The utility model is related to submarine cable logon device, and especially one kind is logged in for long range intertidal zone submarine cable
The operating system of cable laying operation.
Background technology
Because voltage levels, large load current determine that the cross-section of cable is big, substance big, intertidal zone has more complicated applying
Extremely difficult using traditional system of laying if environment, laying speed is slow, and frictional resistance is big on the way, is needed when laying very big
Tractive force, and tractive force is excessive, easily causes cable body, cable pulling brain injury, influence power cable is safe and reliable to operation
Property.
Utility model content
The technical problems to be solved in the utility model and propose technical assignment be to prior art carry out improve with
Improve, there is provided a kind of operating system that cable laying operation is logged in for long range intertidal zone submarine cable, with solve over long distances tide between
Band extra large cable is logged in for the purpose of operation technique equipment problem.Therefore, the utility model takes following technical scheme.
A kind of operating system that cable laying operation is logged in for long range intertidal zone submarine cable, including extra large cable ship, it is described
Extra large cable ship is sequentially provided with transition ditch and scaffold to the cable direction that goes out of transformer station, on described scaffold since transition ditch front end
Cable laying machine uniformly is provided with interval of between 300 ~ 800 meters, each cable laying machine is equipped with strand grinding machine, institute towards the side of transformer station
Multiple floating moulding beds for supporting extra large cable are provided with along going out cable direction in the transition ditch stated, along going out cable direction row on described scaffold
Row are fixed with fairlead, and described scaffold is provided with multiple extra large cable scaffold buffer tables for extra large cable buffering.By twisting
The steel wire rope of grinding machine traction extra large cable front end, the extra large cable that traction is pulled out from extra large cable ship, and extra large cable is located in the middle of floating moulding bed top surface, warp
By cable laying machine, fairlead and extra large cable scaffold buffer table, lay forward successively, until transformer station, lays conveniently, safely may be used
Lean on.
Used as further improving and supplementing to above-mentioned technical proposal, the utility model also includes that following supplementary technology is special
Levy.
Side of the described extra large cable scaffold buffer table located at each strand grinding machine position.Extra large cable scaffold buffer table
The position of grinding machine side is twisted located at cable laying machine side rear, is easy to the buffering of extra large cable to place, it is operationally more convenient.
Floating moulding bed described in each keeps flat the tyre bead of adjacent regions in the middle of colligation, tied rope colligation, colligation for 2 one group of floating tires
Floating moulding bed the widest part afterwards is 2 times of floating tire diameter.2 one group of square of colligations, increased buoyancy, and extra large cable is fixed on two
The lashing location of the centre above floating tire, makes floating moulding bed be folded upward at from centre using extra large cable gravity, makes extra large cable（7）It is suspended in water
In, prevent extra large cable side from slipping.
Transitional region of the described transition ditch located at the adjacent extra large cable ship in intertidal zone.Due to the ambiguity feature of transitional region,
By the way of ditching, then can easily make extra large cable be suspended in water by floating moulding bed to pass through, reduce when extra large cable is laid
Resistance.
Between 1 ~ 1.8 meter described of the transition ditch depth of water, between 1.5 ~ 2.5 meters wide.The size range is easy to excavate and extra large cable
Lay and with the space in making extra large cable be suspended in water.
Described scaffold is divided into support frame, scaffold upper strata and scaffold lower floor, and described support frame includes steel
The joint managed and be fixedly connected steel pipe, described scaffold upper strata and scaffold lower floor is laid and is fixed by bed board, described
Fairlead, cable laying machine, strand grinding machine are located at scaffold upper strata, and the both sides of described scaffold lower floor are provided with is extended with bed board
Erect position.Upper strata scaffold draws platform as extra large cable, by two-layer scaffold, increased the support force and structure of scaffold
Intensity, scaffold lower floor sets standing when erect position is easily installed operation.
Described fairlead is to be set to the pulley being fixed on scaffold by nip roll, and described pulley is included along pin hand
Frame orientation pulley arranged in a straight line and the angle pulley turned to for extra large cable.Pulley application is universal, and simple structure is easy for installation,
Low cost.
Described orientation pulley and angle pulley include pulley fixed frame and pulley body, described pulley fixed frame by
Pipe is welded, and the race of described pulley is circular cross-section groove, and race section radius are more than extra large cable radius.Pulley fixed frame
Facilitated by pipe welding manufacture, and shape can be designed according to actual needs, and race section radius are easy to sea more than extra large cable radius
Cable is positioned in race and the lower end of extra large cable can abut in the wheel trench bottom of pulley, improves support effect, makes extra large cable in cunning
There is preferable sliding effect on wheel.
Described transition ditch and scaffold is fold-line-shaped arrangement.Fold-line-shaped arrangement makes the extra large cable between transformer station and extra large cable ship
Length is more than straight length, makes extra large cable relative loose, not tight.
Beneficial effect：The frictional resistance in laid processes is reduced, the damage caused to cable in laid processes is reduced,
The security that extra large cable is laid is improved, intertidal belt submarine cable laying speed is accelerated.
Brief description of the drawings
Fig. 1 is the utility model engineering schematic layout pattern.
Fig. 2 is that the floating moulding bed extra large cable of the utility model places schematic diagram.
Fig. 3 is the utility model pulley structure schematic diagram.
Fig. 4 is the utility model scaffold and pulley arrangement structural representation.
In figure：1- extra large cable ships；2- ship anchors；3- transition ditches；4- intertidal zones；5- cable laying machines；6- twists grinding machine；7- extra large cables；8- becomes
Power station；9- scaffolds；10- extra large cable scaffold buffer tables；11- floats moulding bed；12- pulleys；901- scaffolds upper strata；902- pin hands
Frame lower floor；903- erect positions；904- steel pipes；905- joints；906- nip rolls；907- bed boards；1101- tied ropes；1102- floats tire；
1201- pulley fixed frames；1202- pulley bodies.
Specific embodiment
The technical solution of the utility model is described in further detail below in conjunction with Figure of description.
As Figure 1-4, a kind of operating system that cable laying operation is logged in for long range intertidal zone submarine cable, including sea
Cable ship 1, described extra large cable ship 1 is sequentially provided with transition ditch 3 and scaffold 9, described scaffold 9 to the cable direction that goes out of transformer station 8
On since the front end of transition ditch 3 at interval of 300 ~ 800 meters between be uniformly provided with cable laying machine 5, each cable laying machine 5 is towards transformer station
8 side is equipped with strand grinding machine 6, and multiple floating moulding beds for supporting extra large cable 7 are provided with along going out cable direction in described transition ditch 3
11, fairlead is fixed with along going out the arrangement of cable direction on described scaffold 9, described scaffold 9 is provided with multiple for sea
The extra large cable scaffold buffer table 10 of the buffering of cable 7.The steel wire rope of the front end of extra large cable 7 is drawn by twisting grinding machine 6, traction is drawn from extra large cable ship 1
The extra large cable 7 for going out, and extra large cable 7 is located in the middle of the floating top surface of moulding bed 11, buffered via cable laying machine 5, fairlead and extra large cable scaffold
Platform 10, lays forward successively, until transformer station 8, lays conveniently, it is safe and reliable.
For the convenience that the buffering of extra large cable 7 is placed, described extra large cable scaffold buffer table 10 is where each strand grinding machine 6
The side of position.Extra large cable scaffold buffer table 10 is twisted located at the side rear of cable laying machine 5 position of the side of grinding machine 6, be easy to extra large cable 7
Buffering is placed, operationally more convenient.
For the ease of placing extra large cable 7 and preventing the side of extra large cable 7 from slipping, the floating moulding bed 11 of each described is 2 1,102 1 groups of floating tires
The tyre bead of adjacent regions in the middle of colligation, the colligation of tied rope 1101 is kept flat, the widest part of floating moulding bed 11 after colligation is 2 times of floating tire 1102
Diameter.2 one group of square of colligations, increased buoyancy, and extra large cable 7 is fixed on the colligation position of the centre above two floating tires 1102
Put, floating moulding bed 11 is folded upward at from centre using the gravity of extra large cable 7, extra large cable 7 is suspended in water, and prevent the side of extra large cable 7 from slipping.
For the ease of laying extra large cable 7 in transitional region, described transition ditch 3 is located at the transition of the adjacent extra large cable ship 1 in intertidal zone 4
Region.Due to the ambiguity feature of transitional region, by the way of ditching, then extra large cable 7 can easily be made by floating moulding bed 11
Suspended in water and passed through, reduce resistance when extra large cable 7 is laid.
Laid with extra large cable 7 for the ease of excavating, 1.5 meters described of 3 depth of water of transition ditch is wide 2 meters.The size be easy to excavate and
Extra large cable 7 is laid and with the space in making extra large cable be suspended in water.
In order to increase the support strength of scaffold 9,9 points described of scaffold is support frame, scaffold upper strata 901 and pin
Hand cradle lower floor 902, described support frame includes steel pipe 904 and the joint 905 for being fixedly connected steel pipe, described scaffold upper strata
901 and scaffold lower floor 902 laid by bed board 907 and fixed, described fairlead, cable laying machine 5, twist grinding machine 6 and be located at
Scaffold upper strata 901, the both sides of described scaffold lower floor 902 are provided with the erect position 903 extended with bed board 907.Upper strata pin
Hand cradle 9 draws platform as extra large cable 7, by two-layer scaffold 9 and support frame, increased the support force and structure of scaffold 9
Intensity, scaffold lower floor 902 sets standing when erect position is easily installed operation.
In order to simplify structure, convenient to install, described fairlead is to be fixed on scaffold upper strata 901 by nip roll 906
Pulley 12, described pulley 12 includes that the steering turned to along the orientation pulley arranged in a straight line of scaffold 9 and for extra large cable 7 is slided
Wheel.The application of pulley 12 is universal, simple structure, low cost.
There are preferable sliding effect, described orientation pulley and steering on pulley 12 for the ease of manufacturing and making extra large cable 7
Pulley includes pulley fixed frame 1201 and pulley body 1202, and described pulley fixed frame 1201 is welded by pipe, institute
The race of the pulley body 1202 stated is circular cross-section groove, and race section radius are more than the radius of extra large cable 7.Pulley fixed frame 1201 by
Pipe welding manufacture is convenient, and shape can be designed according to actual needs, and race section radius are easy to extra large cable more than the radius of extra large cable 7
7 are positioned in race and the lower end of extra large cable 7 can abut in the wheel trench bottom of pulley body 1202, improve support and lead cable effect
Really.
In order that extra large cable 7 is not tight, described transition ditch 3 and scaffold 9 is fold-line-shaped arrangement.Fold-line-shaped arrangement makes power transformation
The length of extra large cable 7 stood between 8 and extra large cable ship 1 is more than straight length, makes the relative loose of extra large cable 7, not tight.
A kind of operation process following steps of the operating system that cable laying operation is logged in for long range intertidal zone submarine cable：
1 transitional region near intertidal zone 4 and extra large cable ship 1 digs transition ditch 3, and row sets floating moulding bed 11 in transition ditch 3；
2 set up double-deck scaffold 9 since the front end of transition ditch 3 to the direction of transformer station 8；
3 set cable laying machine 5 one by one since the scaffold 9 of the front end of transition ditch 3, and going out cable direction in each cable laying machine 5 is set
Twist grinding machine 6；
4 walk cable direction on scaffold 9 along extra large cable 7 lays pulley 12, and angle pulley is laid in the pin hand of the turning point of extra large cable 7
On frame 9；
Lead cable frame of 5 extra large cables 7 from extra large cable ship 1 is passed through, and the steel wire rope of the front end of extra large cable 7 is moved on strand grinding machine 6, is ground by twisting
The operating pulling steel wire rope of machine 6 makes extra large cable 7 go out cable, and sea is positioned in the middle of floating moulding bed 11 after going out cable, due to the gravity of extra large cable 7, floats tire
Frame 11 sinks and closes up upwards, and the floating bottom of moulding bed 11 suspends in water；
The front end of 6 extra large cable 7 passes through cable laying machine 5, and draws clamping by cable laying machine 5, in extra large cable 7 by after first cable laying machine 5,
The steel wire rope of the front end of extra large cable 7 is pulled to next strand grinding machine 6 along fairlead, is drawn by next strand grinding machine 6, and extra large cable 7 is by sea
Go out cable forward along fairlead again after cable scaffold buffer table 10, and by above same operation until transformer station 8.
In this example, extra large cable ship 1 is gone out before cable and is cast anchor fixation by 4 ship anchors for being distributed in corner；Cable laying machine 5 leads for 8 tons
Gravitation；Strand grinding machine 6 is 3 tons of tractive force.
A kind of operating system that cable laying operation is logged in for long range intertidal zone submarine cable shown in Fig. 1-4 is this practicality
New specific embodiment, has embodied the utility model substantive distinguishing features and progress, can according to actual use needs,
Under enlightenment of the present utility model, carry out the equivalent modifications of the aspects such as shape, structure to it, this programme protection domain it
Row.
Claims (9)
1. a kind of operating system that cable laying operation is logged in for long range intertidal zone submarine cable, including extra large cable ship（1）, its feature
It is：Described extra large cable ship（1）To transformer station（8）The cable direction that goes out be sequentially provided with transition ditch（3）And scaffold（9）, it is described
Scaffold（9）On from transition ditch（3）Front end starts uniformly to be provided with cable laying machine at interval of between 300 ~ 800 meters（5）, each cloth cable
Machine（5）Towards transformer station（8）Side be equipped with strand grinding machine（6）, described transition ditch（3）Middle edge goes out cable direction and is provided with multiple use
In support extra large cable（7）Floating moulding bed（11）, described scaffold（9）Upper edge goes out the arrangement of cable direction and is fixed with fairlead, described
Scaffold（9）It is provided with multiple for extra large cable（7）The extra large cable scaffold buffer table of buffering（10）.
2. a kind of operating system that cable laying operation is logged in for long range intertidal zone submarine cable according to claim 1,
It is characterized in that：Described extra large cable scaffold buffer table（10）Located at each strand grinding machine（6）The side of position.
3. a kind of operating system that cable laying operation is logged in for long range intertidal zone submarine cable according to claim 1,
It is characterized in that：Floating moulding bed described in each（11）It is 2 floating tires（1102）One group keeps flat colligation, tied rope（1101）In the middle of colligation
The tyre bead of adjacent regions, the floating moulding bed after colligation（11）The widest part is 2 times of floating tire（1102）Diameter.
4. a kind of operating system that cable laying operation is logged in for long range intertidal zone submarine cable according to claim 1,
It is characterized in that：Described transition ditch（3）Located at intertidal zone（4）Adjacent extra large cable ship（1）Transitional region.
5. a kind of operating system that cable laying operation is logged in for long range intertidal zone submarine cable according to claim 4,
It is characterized in that：Described transition ditch（3）Between 1 ~ 1.8 meter of the depth of water, between 1.5 ~ 2.5 meters wide.
6. a kind of operating system that cable laying operation is logged in for long range intertidal zone submarine cable according to claim 1,
It is characterized in that：Described scaffold（9）It is divided into support frame, scaffold upper strata（901）With scaffold lower floor（902）, it is described
Support frame include steel pipe（904）With the joint for being fixedly connected steel pipe（905）, described scaffold upper strata（901）With pin hand
Frame lower floor（902）By bed board（907）Lay and fix, described fairlead, cable laying machine（5）, twist grinding machine（6）It is located at pin
Hand cradle upper strata（901）, described scaffold lower floor（902）Both sides be provided with and use bed board（907）The erect position for extending（903）.
7. a kind of operating system that cable laying operation is logged in for long range intertidal zone submarine cable according to claim 6,
It is characterized in that：Described fairlead is by nip roll（906）It is fixed on scaffold upper strata（901）Pulley（12）, it is described
Pulley（12）Including along scaffold（9）Orientation pulley arranged in a straight line and for extra large cable（7）The angle pulley of steering.
8. a kind of operating system that cable laying operation is logged in for long range intertidal zone submarine cable according to claim 7,
It is characterized in that：Described orientation pulley and angle pulley include pulley fixed frame（1201）And pulley body（1202）, institute
The pulley fixed frame stated（1201）It is welded by pipe, described pulley body（1202）Race be circular cross-section groove, wheel
Slot cross-section radius is more than extra large cable（7）Radius.
9. a kind of operating system that cable laying operation is logged in for long range intertidal zone submarine cable according to claim 1,
It is characterized in that：Described transition ditch（3）And scaffold（9）For fold-line-shaped is arranged.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621436134.9U CN206283191U (en) | 2016-12-26 | 2016-12-26 | A kind of operating system that cable laying operation is logged in for long range intertidal zone submarine cable |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621436134.9U CN206283191U (en) | 2016-12-26 | 2016-12-26 | A kind of operating system that cable laying operation is logged in for long range intertidal zone submarine cable |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106786193A (en) * | 2016-12-26 | 2017-05-31 | 浙江舟山启明电力集团公司海缆工程公司 | Long range intertidal zone submarine cable logs in cable laying operation operational method and system |
| CN110556745A (en) * | 2019-08-30 | 2019-12-10 | 北京海瑞兴能源科技有限责任公司 | Cable tension monitoring method for landing section cable laying system |
| CN114825187A (en) * | 2022-05-09 | 2022-07-29 | 南通市海洋水建工程有限公司 | 220kV submarine cable embankment-crossing repair construction method for offshore wind farm foundation construction |
-
2016
- 2016-12-26 CN CN201621436134.9U patent/CN206283191U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106786193A (en) * | 2016-12-26 | 2017-05-31 | 浙江舟山启明电力集团公司海缆工程公司 | Long range intertidal zone submarine cable logs in cable laying operation operational method and system |
| CN106786193B (en) * | 2016-12-26 | 2018-08-21 | 浙江舟山启明电力集团公司海缆工程公司 | Long range intertidal zone submarine cable logs in cable laying operation operational method and system |
| CN110556745A (en) * | 2019-08-30 | 2019-12-10 | 北京海瑞兴能源科技有限责任公司 | Cable tension monitoring method for landing section cable laying system |
| CN114825187A (en) * | 2022-05-09 | 2022-07-29 | 南通市海洋水建工程有限公司 | 220kV submarine cable embankment-crossing repair construction method for offshore wind farm foundation construction |
| CN114825187B (en) * | 2022-05-09 | 2024-05-10 | 南通市海洋水建工程有限公司 | 220KV sea cable dike crossing restoration construction method for offshore wind farm foundation construction |
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