CN205900148U - Protecting device for preventing submarine cable from bending - Google Patents
Protecting device for preventing submarine cable from bending Download PDFInfo
- Publication number
- CN205900148U CN205900148U CN201620802744.XU CN201620802744U CN205900148U CN 205900148 U CN205900148 U CN 205900148U CN 201620802744 U CN201620802744 U CN 201620802744U CN 205900148 U CN205900148 U CN 205900148U
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- submarine cable
- extra large
- protection device
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Abstract
The utility model discloses a protecting device for preventing submarine cable from bending, including the chain structure that the at least two sections mutual interlocks of crooked limiter module are constituteed, bolt locking joint is passed through by two symmetrical structure units to every section crooked limiter module to through locating pin location, the symmetrical structure unit is including the head, neck and the afterbody triplex that connect gradually, and the head sets up to the bulge loop structure, and the afterbody inboard sets up to groove structure, the bulge loop structure with the mutual interlock of groove structure is connected, and the center of symmetrical structure unit is equipped with the through -hole that supplies extra large cable to pass, and the side symmetric position of symmetrical structure unit is provided with the bolt hole, and the side leans on the border position symmetry to set up the location pinhole. The utility model discloses a modular unit structure can change its whole length as requested wantonly, and simultaneously the unit adopts symmetrical locking structure, and is easy to assemble to the extra large cable, and the locating pin design makes the symmetrical unit can not the changing of the relative positions, and it is inseparabler to make symmetrical unit combine.
Description
Technical field
This utility model is related to a kind of extra large cable protection device, more particularly, to extra large cable bend protection device, prevents extra large cable excessive
Bending.
Background technology
Submarine cable, during construction and use, is generally in case of bending, for ensure extra large cable serviceability it is desirable to
The bending radius of submarine cable is less than the submarine cable safety radius of clean-up, but the power due to utilizing ocean current during construction and use
Impact, extra large cable is susceptible to overbending, particularly in the seam with rigid device, easily bends, once extra large cable
Bending radius is less than the submarine cable safety radius of clean-up, can extra large cable performance be caused to have a strong impact on, cause extra large cable cisco unity malfunction thing
Therefore.
Utility model content
Utility model purpose: the purpose of this utility model is to solve deficiency of the prior art, provides one kind can
Limit extra large cable overbending, it is ensured that the bending radius of extra large cable is more than submarine cable safety work half during submarine cable operation and use
Footpath, thus ensure the submarine cable bend protection device of extra large cable performance.
Technical scheme: a kind of submarine cable bend protection device described in the utility model, limit including at least two bent-segments
Device module processed is mutually twisted the chain structure of composition, and every bent-segment limiter block passes through bolt lock by two pieces of symmetrical structure units
It is close to and connects, and by positioning finger setting, described symmetrical structure unit includes head, cervical region and afterbody three part being sequentially connected,
Described head is set to bulge loop structure, and described tail inner side is set to groove structure, described bulge loop structure and described groove structure
It is mutually twisted connection, the center of described symmetrical structure unit is provided with the through hole passing through for extra large cable, the side of described symmetrical structure unit
Face symmetric position is provided with bolt hole, and keep to the side edge positional symmetry setting dowel hole for side.
Further, the housing of described limiter block is fabricated by using foaming polymer material.
Further, described limiter block outer layer is also coated with polyurea coating.
Further, described bolt adopts the m16 bolt of 316 stainless steels.
Further, the diameter of described through hole is slightly larger than the diameter of extra large cable.
Beneficial effect: extra large cable bend protection device described in the utility model adopt modular unit structure, can according to will
Ask any and change its entire length, unit adopts symmetrical locking mechanism, is conveniently installed in extra large cable simultaneously, alignment pin designs, and makes
Symmetrical cell will not the changing of the relative positions, so that symmetrical cell is combined tightr, unit adopts high elastic modulus, high intensity, seawater corrosion resistance
Nonmetallic materials, high elastic modulus and high intensity ensure that extra large cable bend protection device only occurs small change under stress
It is ensured that its bending radius is not less than the submarine cable safety radius of clean-up, seawater corrosion resistance can improve its use longevity in sea water to shape
Life.
Brief description
Fig. 1 is bending restrictor module overall structure diagram of the present utility model；
Fig. 2 is symmetrical structure cellular construction schematic diagram of the present utility model；
Fig. 3 is chain structure schematic diagram of the present utility model.
Specific embodiment
A kind of submarine cable bend protection device as shown in Fig. 1 to Fig. 3, including at least two bent-segment limiter block 1
It is mutually twisted the chain structure of composition, every bent-segment limiter block 1 passes through bolt 3 company of locking by two pieces of symmetrical structure units 2
Connect, and positioned by alignment pin 4, described symmetrical structure unit 2 includes head 5, cervical region 6 and afterbody 7 three part being sequentially connected,
Described head 5 is set to bulge loop structure 8, is set to groove structure 9, described bulge loop structure 8 and described groove inside described afterbody 7
Structure 9 is mutually twisted connection, and the center of described symmetrical structure unit 2 is provided with the through hole 10 passing through for extra large cable, described symmetrical structure
Side 11 symmetric position of unit 2 is provided with bolt hole 12, and keep to the side edge positional symmetry setting dowel hole 13 for side 11.
The housing of described limiter block 1 is fabricated by using foaming polymer material.Described limiter block 1 outer layer is also
It is coated with polyurea coating.Described bolt 3 adopts the m16 bolt of 316 stainless steels.The diameter of described through hole 10 is slightly larger than extra large cable
Diameter.
Bending restrictor module 1 forms bulge loop structure 8 and the adjacent symmetric construction unit 2 of the head 5 of symmetrical structure unit 2
Afterbody 7 groove structure 9, be mutually twisted, by the cooperation of the gap size of bulge loop structure 8, groove structure 9 and cervical region 6 three
Design, two adjacent sections bending restrictor module 1 has permission angle of rotation so that the extra large cable bend protection device of chain have not little
In the bending radius of the submarine cable safety radius of clean-up, extra large cable claims construction unit 2 intermediate throughholes 10 through single pair of simultaneously, in construction with make
With during, within the degree of crook of extra large cable is limited in the bending radius of extra large cable bend protection device, less than submarine cable safety work
Make radius, thus ensureing extra large cable performance.
Concrete installation process is as follows: first alignment pin 4 is installed in dowel hole 13 on symmetrical structure unit 2, then
A pair of symmetrical structure unit 2 is stuck on cable, and cable, as in central through hole 10, locks symmetrical structure unit 2 using bolt 3.
One bent-segment limiter block 1 installation, more lower volume one bent-segment limiter block 1, next bent-segment limiter mould are installed
The groove structure 9 of symmetrical structure unit 2 afterbody of block 1, blocks the symmetrical structure unit 2 of a bent-segment limiter block 1
In the bulge loop structure 8 in portion 5, equally alignment pin 4 and bolt 3 are installed, complete second section bending restrictor module 1 and install, below
Bending restrictor module is installed successively by the same way.
Extra large cable bend protection device described in the utility model adopts modular unit structure, and change can be any according to requirements
Its entire length, simultaneously unit adopt symmetrical locking mechanism, be conveniently installed in extra large cable, alignment pin design, make symmetrical cell not
The meeting changing of the relative positions, makes symmetrical cell combine tightr, unit adopts high elastic modulus, high intensity, the nonmetallic materials of seawater corrosion resistance,
High elastic modulus and high intensity ensure that extra large cable bend protection device only occurs micro-strain it is ensured that it is curved under stress
Bilge radius are not less than the submarine cable safety radius of clean-up, and seawater corrosion resistance can improve its service life in sea water.
The above, be only preferred embodiment of the present utility model, not this utility model is made any formal
Restriction although this utility model is disclosed above with preferred embodiment, but be not limited to this utility model, any ripe
Know professional and technical personnel, in the range of without departing from technical solutions of the utility model, when in the technology of available the disclosure above
Hold and make a little Equivalent embodiments changing or be modified to equivalent variations, as long as without departing from technical solutions of the utility model
Hold, any simple modification, equivalent variations and modification above example made according to technical spirit of the present utility model, all still
Belong in the range of technical solutions of the utility model.
Claims (5)
1. a kind of submarine cable bend protection device it is characterised in that: include at least two bent-segment limiter block (1) mutually sting
The chain structure being combined into, every bent-segment limiter block (1) passes through bolt (3) locking even by two pieces of symmetrical structure units (2)
Connect, and positioned by alignment pin (4), head (5), cervical region (6) and afterbody that described symmetrical structure unit (2) inclusion is sequentially connected
(7) three parts, described head (5) is set to bulge loop structure (8), is set to groove structure (9) inside described afterbody (7), described
Bulge loop structure (8) is mutually twisted with described groove structure (9) and is connected, and the center of described symmetrical structure unit (2) is provided with and supplies extra large cable
The through hole (10) passing through, side (11) symmetric position of described symmetrical structure unit (2) is provided with bolt hole (12), side (11)
Keep to the side edge positional symmetry setting dowel hole (13).
2. a kind of submarine cable bend protection device according to claim 1 it is characterised in that: described limiter block
(1) housing is fabricated by using foaming polymer material.
3. a kind of submarine cable bend protection device according to claim 1 and 2 it is characterised in that: described limiter mould
Block (1) outer layer is also coated with polyurea coating.
4. a kind of submarine cable bend protection device according to claim 1 it is characterised in that: described bolt (3) adopts
The m16 bolt of 316 stainless steels.
5. a kind of submarine cable bend protection device according to claim 1 it is characterised in that: described through hole (10) straight
Footpath is slightly larger than the diameter of extra large cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620802744.XU CN205900148U (en) | 2016-07-28 | 2016-07-28 | Protecting device for preventing submarine cable from bending |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620802744.XU CN205900148U (en) | 2016-07-28 | 2016-07-28 | Protecting device for preventing submarine cable from bending |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205900148U true CN205900148U (en) | 2017-01-18 |
Family
ID=57786041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620802744.XU Active CN205900148U (en) | 2016-07-28 | 2016-07-28 | Protecting device for preventing submarine cable from bending |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205900148U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110212470A (en) * | 2019-06-04 | 2019-09-06 | 大连理工大学 | A kind of high-performance bending restrictor that four face contacts is sealed |
| CN114475920A (en) * | 2022-03-10 | 2022-05-13 | 中天科技海缆股份有限公司 | Dynamic submarine cable assembly based on floating fan and wind power system thereof |
-
2016
- 2016-07-28 CN CN201620802744.XU patent/CN205900148U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110212470A (en) * | 2019-06-04 | 2019-09-06 | 大连理工大学 | A kind of high-performance bending restrictor that four face contacts is sealed |
| CN114475920A (en) * | 2022-03-10 | 2022-05-13 | 中天科技海缆股份有限公司 | Dynamic submarine cable assembly based on floating fan and wind power system thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |