CN216836893U - Mechanism is laid to wind turbine tower section of thick bamboo interval submarine cable - Google Patents
Mechanism is laid to wind turbine tower section of thick bamboo interval submarine cable Download PDFInfo
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- CN216836893U CN216836893U CN202123238244.8U CN202123238244U CN216836893U CN 216836893 U CN216836893 U CN 216836893U CN 202123238244 U CN202123238244 U CN 202123238244U CN 216836893 U CN216836893 U CN 216836893U
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- submarine cable
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- wire rope
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Abstract
The utility model relates to a submarine cable laying mechanism between tower sections of a fan, which comprises a traction part and a supporting part; the supporting part comprises a fan sleeve cage platform and a hanging bracket, the hanging bracket is arranged on the fan sleeve cage platform, a first shackle is arranged at the end part of the hanging bracket, a pulley is arranged in the first shackle, a dragging steel wire rope is sleeved in the pulley, one end of the dragging steel wire rope is connected with the dragging part, and the other end of the dragging steel wire rope is connected with a submarine cable; the traction part is arranged on the construction ship, and the traction part drives the submarine cable to be lifted to the fan lantern platform through the dragging steel wire rope. The utility model discloses simple structure need not install the fan and just can lay the submarine cable with the help of the fan after to dismantle in a flexible way, not influence the normal hoist and mount of fan.
Description
Technical Field
The utility model belongs to the technical field of the submarine cable construction technique and specifically relates to indicate a mechanism is laid to fan tower section of thick bamboo interval submarine cable.
Background
An interval submarine cable is used as a carrier for power transmission and plays a vital role in an offshore wind farm.
In the construction process of an offshore wind farm, because the difficulty of laying the submarine cable is high, the laying of the submarine cable generally needs to be finished after the process of hoisting the fan, the whole submarine cable is laid by taking the fan as a supporting point, and under the condition that the hoisting of the fan is not finished, the submarine cable cannot be laid in an interval, so that the condition that the submarine cable is laid and pressed in the interval is caused, and further, the construction unit of the submarine cable is in work and in a lag period, and great economic loss is caused.
Therefore, a submarine cable laying mechanism between the tower drums of the wind turbine needs to be designed, laying of submarine cables is completed before wind turbine construction, and the progress of whole construction is accelerated.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model discloses the technical problem that will solve lies in overcoming laying of submarine cable among the prior art and needs to go on after the completion of fan hoist and mount, leads to the problem of extension time limit for a project.
In order to solve the technical problem, the utility model provides a submarine cable laying mechanism between tower sections of a fan, which comprises a traction part and a supporting part;
the supporting part comprises a fan sleeve cage platform and a hanging bracket, the hanging bracket is arranged on the fan sleeve cage platform, a first shackle is arranged at the end part of the hanging bracket, a pulley is arranged in the first shackle, a dragging steel wire rope is sleeved in the pulley, one end of the dragging steel wire rope is connected with the dragging part, and the other end of the dragging steel wire rope is connected with a submarine cable; the traction part is arranged on the construction ship, and the traction part drives the submarine cable to be lifted to the fan lantern platform through the dragging steel wire rope.
In an embodiment of the present invention, the hanger is provided with a second shackle, and the second shackle is internally provided with a chain block.
In an embodiment of the utility model, the second shackle sets up the relative one side of first shackle, chain block's the other end and fan lantern ring platform are connected.
The utility model discloses an embodiment, the gallows includes stand and flange, the stand is installed with flange is perpendicular, through detachable the being connected of bolt between flange and the fan lantern ring platform.
In an embodiment of the utility model, the traction part includes the winch, the winch sets up on the construction ship, twine on the cylinder of winch have pull wire rope.
In an embodiment of the utility model, the traction part further comprises a positioning bracket, the positioning bracket is arranged between the winch and the fan lantern platform.
The utility model discloses an embodiment, be provided with the pulley on the locating support, place in the race of pulley pull wire rope.
In an embodiment of the present invention, a cable net is provided on one end of the submarine cable, and the cable net is connected to the towing wire rope.
In an embodiment of the present invention, a protection pipe is disposed outside the submarine cable, one end of the protection pipe is disposed on the fan casing platform, and the other end of the protection pipe extends into the underwater mud surface.
In an embodiment of the utility model, the one end that the protection tube set up on fan lantern platform flushes with fan lantern platform, the other end of protection tube stretches into mud face under water, the protection tube is provided with the J type in mud face department under water and is bent.
Compared with the prior art, the technical scheme of the utility model have following advantage:
a mechanism is laid to fan tower section of thick bamboo interval submarine cable, set up the gallows on fan cover cage platform, install the coaster on the gallows, pull wire rope support on the coaster, and pull wire rope's one end and be connected with the traction part, the other end is connected with the submarine cable, pull the submarine cable through the traction part on fan cover cage platform, need not wait to fan installation back, lay the submarine cable to fan cover cage platform as the bracing point with the help of the fan, do not need to carry out laying of submarine cable again after fan hoist and mount, the time limit for a project is shortened greatly.
Drawings
In order to make the content of the invention more clearly understood, the invention will now be described in further detail with reference to specific embodiments thereof, in conjunction with the accompanying drawings, in which
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the supporting portion of the present invention;
FIG. 3 is a schematic view of the submarine cable according to the present invention;
the specification reference numbers indicate: 1. a traction part; 2. a support portion; 3. a sea cable; 11. a winch; 12. positioning the bracket; 13. a pulley; 14. dragging the steel wire rope; 21. a fan housing cage platform; 22. a hanger; 23. a first shackle; 24. a pulley; 25. a second shackle; 26. a chain block; 31. a wire-drawing net sleeve; 32. protecting the tube; 33. and (5) underwater mud surface.
Detailed Description
The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
Referring to fig. 1, the utility model discloses an overall structure schematic diagram, and discloses a wind turbine tower section submarine cable laying mechanism, which is used for laying submarine cables on underwater mud surface in cooperation with a construction ship, and comprises a traction part 1 and a supporting part 2;
referring to fig. 2, the support part 2 includes a fan sleeve cage platform 21 and a hanger 22, the hanger 22 is disposed on the fan sleeve cage platform 21, a first shackle 23 is disposed at an end of the hanger 22, a pulley 24 is disposed in the first shackle 23, a towing steel wire rope 14 is sleeved in the pulley 24, one end of the towing steel wire rope 14 is connected with the towing part 1, and the other end of the towing steel wire rope 14 is connected with the submarine cable 3; the traction part 1 is arranged on a construction ship, and the traction part 1 drives the submarine cable 3 to be lifted to the fan sleeve cage platform 21 through the dragging steel wire rope 14.
The interval cable construction is the operation of drawing the cable in the seabed to the fan in through cable protection sleeve, can see out, the utility model discloses install one set of 3 hoist mechanism of submarine cable on fan lantern ring platform 21, the laying of submarine cable 3 is accomplished to the cooperation construction ship. Specifically, in the utility model, the hanger 22 is located at a high point, the pulley 24 is arranged on the hanger 22, one end of the dragging steel wire rope 14 is connected with the traction part 1 by using the rolling property of the pulley 24, and the submarine cable 3 dragging the other end of the steel wire rope 14 is lifted to the fan sleeve cage platform 21 by using the traction force of the traction part 1, so as to complete the laying operation of the submarine cable 3; the hanger 22 is detachably connected with the fan sleeve cage platform 21, and the hanger 22 is directly detached after the submarine cable 3 is laid, so that the later fan hoisting operation is not influenced; the utility model has the advantages of simple structure, area is little, does not need just can accomplish laying of submarine cable 3 as supporting after the fan hoist and mount, shortens construction period.
Further, referring to fig. 2, a second shackle 25 is provided on the hanger 22, and a chain block 26 is provided in the second shackle 25; the second shackle 25 is arranged on the opposite side of the first shackle 23, and the other end of the chain block 26 is connected with the blower lantern platform 21.
It can be seen that the hanger 22 is used as a supporting point of the whole mechanism, one side of the hanger lifts the submarine cable 3 up under the action of traction force, the other side of the hanger is provided with a chain block 26 for balancing the traction force, and the chain block 26 is fixed on the fan lantern platform 21. Specifically, fan lantern ring platform 21 can leave mounting hole and lug before the installation fan, fixes chain block 26's lifting hook on fan lantern ring platform 21, and the tensile force of surveying of the production when balanced submarine cable 3 rises prevents that gallows 22 unilateral atress from leading to empting.
Further, the hanger 22 includes a vertical column and a connecting flange, the vertical column is vertically installed with the connecting flange, and the connecting flange is detachably connected with the fan shroud platform 21 through a bolt.
Specifically, the hanger 22 is formed by welding a vertical column and a connecting flange, preferably, the vertical column is made of i-steel; the connecting flange plays a role of a base, and the fan sleeve cage platform 21 is fixed by bolts only by arranging threaded holes corresponding to the positions of the threaded holes through the connecting holes on the flange, so that the hanger 22 can be detached after the laying task of the submarine cable 3 is finished, and the normal hoisting of the fan is not influenced; secondly, the hanger 22 occupies a small area, is simple to install and is easy to operate.
Further, the traction part 1 comprises a winch 11, the winch 11 is arranged on a construction ship, and a dragging steel wire rope 14 is wound on a roller of the winch 11; the traction part 1 further comprises a positioning bracket 12, and the positioning bracket 12 is arranged between the winch 11 and the fan lantern platform 21; a pulley 13 is arranged on the positioning bracket 12, and a dragging steel wire rope 14 is placed in a wheel groove of the pulley 13.
Specifically, the construction ship is in a ship mooring state on water, and the stability of the whole system is guaranteed. The traction part 1 mainly uses traction force generated by dragging of the winch 11, and a roller of the winch 11 winds and drags a steel wire rope 14 to lift the submarine cable 3; as the utility model discloses a preferred scheme increases a locating support 12 between winch 11 and gallows 22, sets up pulley 13 on locating support 12, plays the supporting role between winch 11 and fan lantern platform 21, pulls wire rope 14's length overlength simultaneously, and the difficult emergence that appears rocking in winch 11 promotion in-process, and locating support 12 also can play stable effect simultaneously.
Further, as shown in fig. 3, one pot head of submarine cable 3 is equipped with the wire netting 31, and the wire netting 31 with drag wire rope 14 and be connected, specific, the huge traction force that needs among the laying process of submarine cable 3, if direct and submarine cable 3 contact promotion can cause submarine cable 3's damage, increase the wire netting 31 in submarine cable 3's the outside and can guarantee that submarine cable 3 does not receive the damage, secondly, also make things convenient for dragging of submarine cable 3.
Further, a protective pipe 32 is arranged on the outer side of the submarine cable 3, one end of the protective pipe 32 is arranged on the fan lantern platform 21, and the other end of the protective pipe 32 extends into an underwater mud surface 33; one end of the protection pipe 32, which is arranged on the fan lantern platform 21, is flush with the fan lantern platform 21, the other end of the protection pipe 32 extends into the underwater mud surface 33, and the protection pipe 32 is provided with a J-shaped bend at the underwater mud surface 33.
Specifically, submarine cable 3 can collide with fan shroud foundation direct friction at the in-process of fan shroud ring platform 21 that drags from the seabed, and protection pipe 32 direct suspension is on fan shroud ring platform 21, and contact between submarine cable 3 and the protection pipe 32 has effectually protected submarine cable 3 not receive the damage. As the utility model discloses an on preferred scheme, submarine cable 3 need be followed mud face 33 under water and pulled fan lantern platform 21, when submarine cable 3 stretches out mud face 33 under water, it is curved that protection tube 32 needs add one section J type of establishing, prevents that submarine cable 3 atress is too big, bends when mud face 33 under water, causes the inside damage of submarine cable 3.
To sum up, the utility model discloses design a fan tower section of thick bamboo interval submarine cable 3 on fan lantern platform 21 and lay the mechanism, just begin interval cable laying after no longer needing to accomplish fan hoist and mount. After the fan lantern platform 21 is installed, the construction ship is anchored beside the fan foundation, construction workers install the hanger 22 on the fan lantern platform 21, the bottom of the hanger 22 is a flange plate, mounting holes are formed in the flange plate and used for connecting the fan lantern platform 21, I-shaped steel is adopted as a main supporting structure on the hanger 22, and two lifting lugs are arranged at the top of the hanger. The hanger 22 is fixed on a fan foundation pile flange through bolts, the shackle is installed at two ends of the hanger 22, a hanging pulley 24 is installed at one end, a chain block 26 is installed on a lifting lug at the other end, and the chain block 26 plays a role of a cable rope and is used for stabilizing a hanger 22 system. Dragging steel wire ropes 14 are arranged on the pulleys 24, one ends of the dragging steel wire ropes are connected with the submarine cables 3 sleeved with the dragging steel wire meshes, the other ends of the dragging steel wire ropes are matched with winches 11 arranged on the construction ship, and the submarine cables 3 are dragged to the fan sleeve cage platform 21 from the underwater mud surface 33 through the submarine cable 3 protection hoses through the dragging forces of the winches 11. The utility model discloses simple structure dismantles in a flexible way, does not need just to begin laying of submarine cable 3 after fan hoist and mount are accomplished, has shortened construction period greatly.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.
Claims (10)
1. The utility model provides a mechanism is laid to interval submarine cable of fan tower section of thick bamboo, cooperation construction ship lay the submarine cable of mud face under water which characterized in that: comprises a traction part and a supporting part;
the supporting part comprises a fan sleeve cage platform and a hanging bracket, the hanging bracket is arranged on the fan sleeve cage platform, a first shackle is arranged at the end part of the hanging bracket, a pulley is arranged in the first shackle, a dragging steel wire rope is sleeved in the pulley, one end of the dragging steel wire rope is connected with the dragging part, and the other end of the dragging steel wire rope is connected with a submarine cable;
the traction part is arranged on the construction ship, and the traction part drives the submarine cable to be lifted to the fan lantern platform through the dragging steel wire rope.
2. The wind turbine tower section submarine cable laying mechanism according to claim 1, wherein: and a second shackle is arranged on the hanging bracket, and a chain block is arranged in the second shackle.
3. The wind turbine tower section submarine cable laying mechanism according to claim 2, wherein: the second shackle sets up the relative one side of first shackle, chain block's the other end and fan lantern ring platform are connected.
4. The wind turbine tower section submarine cable laying mechanism according to claim 1, wherein: the hanger comprises a stand column and a connecting flange, the stand column is vertically installed with the connecting flange, and the connecting flange is detachably connected with the fan sleeve cage platform through bolts.
5. The wind turbine tower section submarine cable laying mechanism according to claim 1, wherein: the traction part comprises a winch, the winch is arranged on the construction ship, and the dragging steel wire rope is wound on a roller of the winch.
6. The wind turbine tower section submarine cable laying mechanism according to claim 5, wherein: the traction part further comprises a positioning support, and the positioning support is arranged between the winch and the fan lantern platform.
7. The wind turbine tower section submarine cable laying mechanism according to claim 6, wherein: and a pulley is arranged on the positioning bracket, and the dragging steel wire rope is placed in a pulley groove of the pulley.
8. The wind turbine tower section submarine cable laying mechanism according to claim 1, wherein: one end of the submarine cable is sleeved with a stay wire net sleeve, and the stay wire net sleeve is connected with the dragging steel wire rope.
9. The wind turbine tower section submarine cable laying mechanism according to claim 1, wherein: the outer side of the submarine cable is provided with a protection pipe, one end of the protection pipe is arranged on the fan lantern platform, and the other end of the protection pipe extends into the underwater mud surface.
10. The wind turbine tower section submarine cable laying mechanism according to claim 9, wherein: the protection tube sets up one end on fan lantern ring platform and flushes with fan lantern ring platform, the other end of protection tube stretches into mud face under water, the protection tube is provided with the J type at mud face department under water and bends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123238244.8U CN216836893U (en) | 2021-12-21 | 2021-12-21 | Mechanism is laid to wind turbine tower section of thick bamboo interval submarine cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123238244.8U CN216836893U (en) | 2021-12-21 | 2021-12-21 | Mechanism is laid to wind turbine tower section of thick bamboo interval submarine cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216836893U true CN216836893U (en) | 2022-06-28 |
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ID=82110994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123238244.8U Active CN216836893U (en) | 2021-12-21 | 2021-12-21 | Mechanism is laid to wind turbine tower section of thick bamboo interval submarine cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216836893U (en) |
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2021
- 2021-12-21 CN CN202123238244.8U patent/CN216836893U/en active Active
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