CN206947912U - A kind of offshore wind farm extra large cable flexible protection - Google Patents
A kind of offshore wind farm extra large cable flexible protection Download PDFInfo
- Publication number
- CN206947912U CN206947912U CN201720748408.6U CN201720748408U CN206947912U CN 206947912 U CN206947912 U CN 206947912U CN 201720748408 U CN201720748408 U CN 201720748408U CN 206947912 U CN206947912 U CN 206947912U
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- China
- Prior art keywords
- extra large
- large cable
- type pipe
- bending restrictor
- flexible protection
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Abstract
The utility model discloses a kind of offshore wind farm extra large cable flexible protection, including：Extra large cable J-type pipe, extra large cable centre clamp and extra large cable bending restrictor, the extra large cable centre clamp are located in the extra large cable J-type pipe, and the extra large cable bending restrictor is connected to the afterbody of the extra large cable centre clamp.Through the above way; the utility model being capable of offshore wind farm protection of submarine cable device; it can be applied to the extra large cable protection of any operating mode under sea; can at sea direct tow cable on platform; plunged into the commercial sea without diver; it can save construction cost, improve engineering efficiency, effectively improve submarine cable and take precautions against natural calamities performance and reliability of operation.
Description
Technical field
Marine cable field is the utility model is related to, more particularly to a kind of offshore wind farm protection of submarine cable device.
Background technology
The development and application of new energy are extremely swift and violent, particularly offshore wind farm and marine oil gas-field exploitation, in energy extraction
In transportation, submarine cable is the unique channel for transmitting electric energy, therefore the application of submarine cable is more and more extensive.Seabed electricity
Cable once breaks down, and will influence the normal operation of whole marine wind electric field.
Utility model content
The utility model is mainly solving the technical problems that provide a kind of offshore wind farm protection of submarine cable device, the dress
Putting can prevent ocean current from washing away the impact to cable and rocking.
In order to solve the above technical problems, the technical scheme that the utility model uses is：There is provided a kind of extra large cable flexible guarantor
Protection unit, including：Extra large cable J-type pipe, extra large cable centre clamp and extra large cable bending restrictor,
The extra large cable centre clamp is located in the extra large cable J-type pipe, and the extra large cable bending restrictor is connected to the extra large cable
The afterbody of centre clamp.
In one preferred embodiment of the utility model, the extra large cable J-type pipe includes J-type pipe top and J-type pipe horn mouth.
In one preferred embodiment of the utility model, the head of the extra large cable centre clamp is located at the J-type pipe top,
The afterbody of the extra large cable centre clamp is located in the J-type pipe horn mouth, and the part of the extra large cable bending restrictor is located at the J
In type pipe horn mouth.
In one preferred embodiment of the utility model, the extra large cable centre clamp includes the taper being connected with each other successively
Head, catch, contiguous block and afterbody ring flange.
In one preferred embodiment of the utility model, the contiguous block is merged by two semi-circular structures to be formed.
In one preferred embodiment of the utility model, the length of the contiguous block is set according to demand.
In one preferred embodiment of the utility model, extra large cable bending restrictor is first by least two bending restrictor units
Tail occlusion interlocking composition, each bending restrictor unit include stem bulge loop, neck, changeover portion and the afterbody being sequentially connected
Bulge loop, afterbody bulge loop are internally provided with annular slot.
In one preferred embodiment of the utility model, the neck of the bending restrictor unit is provided with reinforcement, institute
State reinforcement and be distributed in neck one week.
In one preferred embodiment of the utility model, the transition of the afterbody bulge loop and neck of the bending restrictor unit
The Duan Caiyong conical surfaces design, and the junction of the conical surface and afterbody bulge loop and neck uses chamfered transition.
In one preferred embodiment of the utility model, each bending restrictor unit uses Ha Fushi structures, by
Two pieces of half-round symmetrical modules are bolted, and are buckled into the cylindric bending restrictor unit of a reducing, the semicircle pair
Module is claimed to be formed using polyurethane material is integrated poured.
The beneficial effects of the utility model are：The utility model offshore wind farm protection of submarine cable device, can be applied to
The extra large cable protection of any operating mode under sea, can at sea direct tow cable on platform, plunged into the commercial sea without diver, can save and be constructed into
This, improves engineering efficiency, effectively improves submarine cable and takes precautions against natural calamities performance and reliability of operation.Bending restrictor is connected in center folder
Have tail end, be wrapped in outside extra large cable, avoid the positioning due to current scour, by centre clamp at J-type pipe horn mouth, can be effective
Reduce impact of the current to cable and rock impact, rock, cause the hanging of extra large cable, transition bending and wear.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the preferred embodiment of the utility model protection of submarine cable device one；
Fig. 2 is the sectional view of the utility model protection of submarine cable device shown in Fig. 1；
Fig. 3 is the structural representation of bending limiting unit；
Fig. 4 is the structural representation of half-round symmetrical module；
Label declaration in figure：1- extra large cable J-types pipe, 2- extra large cables centre clamp, 3- extra large cables bending restrictor, 11-J type pipes
Top, 12-J type pipes horn mouth, 21- conical heads, 22- catch, 23- contiguous blocks, 24- afterbodys ring flange, 31- bending restrictor lists
Member, 311- stems bulge loop, 312- necks, 313- changeover portions, 314- afterbodys bulge loop, 315- annular slots, 316- reinforcements, 317-
Stem bolt hole, 318- afterbodys bolt hole, 319- cable passages, 310- half-round symmetricals module, alignment pin 3102 and opposite side
Positioning hole 3101,4- submarine cables.
Embodiment
Preferred embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, it is apparent clear and definite so as to be made to the scope of protection of the utility model
Define.
As depicted in figs. 1 and 2, the utility model offshore wind farm extra large cable flexible protective system includes extra large cable J-type pipe 1, sea
Bottom cable 4, extra large cable centre clamp 2 and extra large cable bending restrictor 3.
The submarine cable 4 passes through extra large cable centre clamp 2 and extra large cable bending restrictor 5, and is fixed on extra large cable J-type pipe 1
In collectively form extra large cable flexible protection.The extra large cable centre clamp 2 is located in the extra large cable J-type pipe 1, the extra large cable bending
Limiter 3 is connected to the afterbody of the extra large cable centre clamp 2.
The extra large cable J-type pipe includes J-type pipe top 11 and J-type pipe horn mouth 12.The head position of the extra large cable centre clamp 2
In the J-type pipe top 11, the afterbody of the extra large cable centre clamp 2 is located in the J-type pipe horn mouth 12, the extra large cable bending
The part of limiter 3 is located in the J-type pipe horn mouth 12.
The extra large cable centre clamp 2 is fastened on submarine cable 4, plays a part of to clamp submarine cable.The extra large cable center
Fixture 2 includes conical head 21, catch 22, contiguous block 23 and the afterbody ring flange 24 being connected with each other successively.The contiguous block 23 by
Two semi-circular structures, which merge, to be formed, and is fixed by screw through the screw hole 231 on contiguous block 23 and is clamped submarine cable 4.
The length of the contiguous block 23 and the quantity of screw hole 231 according to extra large cable size and working environment parameter increase or decrease length and
Quantity.
In J-type pipe 1, the extra large cable centre clamp 2 is fixed at J-type pipe horn mouth the submarine cable 4.The extra large cable
The external diameter of centre clamp 2 is slightly smaller than the external diameter on J-type pipe top 11.
The extra large cable bending restrictor 3 is connected to the afterbody ring flange 24 of extra large cable centre clamp 2, by annular slot 515 with
Afterbody ring flange 24 aligns and connected, and forms attachment means.
The annular slot 315 of extra large cable bending restrictor 3 and the afterbody ring flange 24 of extra large cable centre clamp 2 answer chamfering per side,
The external diameter of annular slot 315 is slightly larger than the external diameter of afterbody ring flange 24, it is ensured that is had time between annular slot 315 and afterbody ring flange 24
Gap, can mutually it move.
The extra large cable bending restrictor 3 is fixed by alignment pin 3102 and screw hole 317.Every group of extra large cable bending restrictor
Docked with the bending restrictor groove being connected on top.Each group connection eventually forms extra large cable bending limiting protector.The extra large cable
Bending restrictor can arbitrarily increase according to marine environment reduces its quantity.
The structural representation of extra large cable bending restrictor 3 as described in Fig. 3 and 4 is.The submarine cable bending restrictor 3, bag
At least two bending restrictor unit 31 is included, is serially connected by head and the tail occlusion interlocking.Each bend limiter unit includes head
Portion's bulge loop 311, neck 312, the afterbody bulge loop 314 of changeover portion 313, this four part is sequentially connected.And in neck 312 and changeover portion
313 link position, there is provided reinforcement 316.
As shown in figure 4, the bending limiting unit 31 uses Ha Fushi structures, passed through by two pieces of half-round symmetrical modules 310
Bolt connection, fastening form, and are cooperated and positioned with the positioning hole 3101 of opposite side by the alignment pin 3102 of side.It is described
Stem bulge loop 311 is provided with stem bolt hole 317, and the afterbody bulge loop 314 is provided with afterbody bolt hole 318.
The changeover portion 313 of afterbody bulge loop 314 and neck 312 is designed using the conical surface, and the conical surface and afterbody bulge loop 314 and neck
The junction in portion 312 uses chamfered transition.
Afterbody bulge loop 314 is internally provided with annular slot 315, convex to accommodate the stem of adjacent flex limiter unit 31
Ring 311, make its lock wherein.
Bending restrictor unit 31 uses polyurethane material, and symmetrical structure is integrated poured to be formed, then two parts symmetrical junction
Structure is bolted fixation, forms a bending restrictor unit 31.Before bolt connection, adjacent bending restrictor list
The stem bulge loop 311 of member need to be pre-placed in the annular slot 315 of the afterbody bulge loop 314 of this bending restrictor unit 31.
The middle part of bending restrictor unit 31 is a circular cable passage 319, and several bending restrictor units 1 are connected
Afterwards, cable from passage by, be positioned over cable some there may be the position of bending.
Embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, it is every
The equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or be directly or indirectly used in
Other related technical areas, similarly it is included in scope of patent protection of the present utility model.
Claims (10)
- A kind of 1. extra large cable flexible protection, it is characterised in that including：Extra large cable J-type pipe（1）, extra large cable centre clamp（2）And sea Cable bending restrictor（3）,The extra large cable centre clamp（2）Positioned at the extra large cable J-type pipe（1）It is interior, the extra large cable bending restrictor（3）It is connected to described Extra large cable centre clamp（2）Afterbody.
- 2. extra large cable flexible protection according to claim 1, it is characterised in that the extra large cable J-type pipe is included on J-type pipe Portion（11）With J-type pipe horn mouth（12）.
- 3. extra large cable flexible protection according to claim 2, it is characterised in that the extra large cable centre clamp（2）Head Portion is located at the J-type pipe top（11）, the extra large cable centre clamp（2）Afterbody be located at the J-type pipe horn mouth（12）In, institute State extra large cable bending restrictor（3）Part be located at the J-type pipe horn mouth（12）In.
- 4. extra large cable flexible protection according to claim 1, it is characterised in that the extra large cable centre clamp（2）Including The conical head being connected with each other successively（21）, catch（22）, contiguous block（23）With afterbody ring flange（24）.
- 5. extra large cable flexible protection according to claim 4, it is characterised in that the contiguous block（23）By two semicircles Structure, which merges, to be formed.
- 6. extra large cable flexible protection according to claim 4, it is characterised in that the contiguous block（23）Length according to Demand is set.
- 7. extra large cable flexible protection according to claim 1, it is characterised in that extra large cable bending restrictor（3）By at least Two bending restrictor units（31）Head and the tail occlusion interlocking composition, each bending restrictor unit（31）Including being sequentially connected Stem bulge loop（311）, neck（312）, changeover portion（313）With afterbody bulge loop（314）, afterbody bulge loop（314）It is internally provided with Annular slot（315）.
- 8. extra large cable flexible protection according to claim 7, it is characterised in that the bending restrictor unit（31）'s Neck（312）There is provided reinforcement（316）, the reinforcement（316）It is distributed in neck（312）One week.
- 9. extra large cable flexible protection according to claim 7, it is characterised in that the bending restrictor unit（31）'s Afterbody bulge loop（314）With neck（312）Changeover portion（313）Designed using the conical surface, and the conical surface and afterbody bulge loop（314） And neck（312）Junction use chamfered transition.
- 10. extra large cable flexible protection according to claim 7, it is characterised in that each bending restrictor unit （31）Using Ha Fushi structures, by two pieces of half-round symmetrical modules（310）It is bolted, it is cylindric is buckled into reducing Bending restrictor unit（31）, the half-round symmetrical module（310）Formed using polyurethane material is integrated poured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720748408.6U CN206947912U (en) | 2017-06-26 | 2017-06-26 | A kind of offshore wind farm extra large cable flexible protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720748408.6U CN206947912U (en) | 2017-06-26 | 2017-06-26 | A kind of offshore wind farm extra large cable flexible protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206947912U true CN206947912U (en) | 2018-01-30 |
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ID=61365995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720748408.6U Active CN206947912U (en) | 2017-06-26 | 2017-06-26 | A kind of offshore wind farm extra large cable flexible protection |
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| Country | Link |
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| CN (1) | CN206947912U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107294043A (en) * | 2017-06-26 | 2017-10-24 | 江苏亨通高压海缆有限公司 | Flexible protection device of submarine cable for offshore wind power |
| CN113258524A (en) * | 2021-06-21 | 2021-08-13 | 普拉思工业技术(江苏)有限公司 | Submarine cable buoyancy bending limiting method and bending limiter |
-
2017
- 2017-06-26 CN CN201720748408.6U patent/CN206947912U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107294043A (en) * | 2017-06-26 | 2017-10-24 | 江苏亨通高压海缆有限公司 | Flexible protection device of submarine cable for offshore wind power |
| CN113258524A (en) * | 2021-06-21 | 2021-08-13 | 普拉思工业技术(江苏)有限公司 | Submarine cable buoyancy bending limiting method and bending limiter |
| CN113258524B (en) * | 2021-06-21 | 2021-09-24 | 普拉思工业技术(江苏)有限公司 | Submarine cable buoyancy bending limiting method and bending limiter |
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