CN203826064U - Seabed special-purpose power cable - Google Patents
Seabed special-purpose power cable Download PDFInfo
- Publication number
- CN203826064U CN203826064U CN201420082540.4U CN201420082540U CN203826064U CN 203826064 U CN203826064 U CN 203826064U CN 201420082540 U CN201420082540 U CN 201420082540U CN 203826064 U CN203826064 U CN 203826064U
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- wires
- wire
- layer
- main traverse
- seabed
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Abstract
The utility model discloses a seabed special-purpose power cable which is used for a seabed for power transmission. The cable includes a plurality of main wires and a plurality of auxiliary wires. One of the main wires is a signal transmission wire. All of the power transmission main wires and auxiliary wires are provided with conductive wire cores and a polymeric material. The signal transmission main wire includes four signal transmission minor wires, and optical fibers, at least part of which is located in gap spaces among the minor wires. Each minor wire includes a plurality of signal transmission core wires and a shielding layer. The minor wires and the optical fibers are wrapped by the polymeric material. The main wires and the auxiliary wires are filled with an insulating material so as to be wrapped into a hole. The periphery of the insulating material is a wrapping layer formed by lapping of an aluminum-plastic composite tape. The periphery of the wrapping layer is provided with a water resistance layer. The periphery of the water resistance layer is provided with a protective jacket. An armor layer which is formed through diagonal lapping of the wrapping layer by a plurality of aluminum wires is arranged between the water resistance layer and the wrapping layer. Each of the aluminum wires which form the armor layer includes an aluminum core body located at the center and a tin layer which wraps the aluminum core body. A tin metal layer is arranged between the wrapping layer and the armor layer.
Description
Technical field
The utility model relates to power cable technical field, relates in particular to a kind of seabed specialized power cable.
Background technology
Along with economic fast development, submarine cable is widely applied, simultaneously also more and more higher to the requirement of submarine cable.Environments such as subsea has the advantages that corrosivity is strong, and cable is for jamming-proof requirement, and screen generally all can be set, and can produce induced potential, thereby produce serious eddy current and magnetic hysteresis loss, and can increase the weight of corrosion harmfulness on screen, shortens the useful life of cable.Because bottom cable laying is difficult for, useful life, the too short frequent replacing submarine cable causing can cause huge economic loss.
Utility model content
In order to solve the technical problem existing in background technology, the utility model proposes a kind of seabed specialized power cable, realize the comprehensive transmission of electric power and signal of communication, it is simple in structure, the strong and advantages of good shielding performance of resistance to corrosion.
A kind of seabed specialized power cable the utility model proposes, for carry out electric power transfer in seabed, many main traverse lines and Duo Gen pilot wire, in main traverse line, there is one for signal transmission wire, all the other main traverse lines are electric power transmission lead, in electric power transfer main traverse line and pilot wire, being equipped with many is wound around each other the conductor wire core of twisting and wraps up the polymeric material of above-mentioned conductor wire core, signal transmits main traverse line and comprises that four signals transmit time wire, at least part of optical fiber in interstitial space between inferior wire, inferior wire comprises that many signals transmit heart yearn and parcel signal transmits the screen of the shielding material formation of heart yearn, inferior wire and optical fiber are wrapped up by polymeric material, main traverse line and pilot wire are integrated by filling insulating material parcel, insulating material periphery is the coating layer of the wrapped formation of aluminium-plastic tape, coating layer periphery is provided with water blocking layer, water blocking layer periphery is protection overcoat, between water blocking layer and coating layer, be provided with the armour being formed by the many wrapped coating layers of aluminum steel oblique line, the aluminum steel of composition armour comprises the aluminium core body that is positioned at heart portion and the tin layer that wraps up aluminium core body, between coating layer and armour, be provided with tin metal layer.
Preferably, the aluminum steel of formation armour is arranged in parallel with each other.
Preferably, the axial axis that signal transmits four signal transmission time wires in the main traverse line layout that is square.
Preferably, main traverse line quantity is three, and the axial axis of three main traverse lines is equilateral triangle arranges, pilot wire at least part of between main traverse line in interstitial space.
Preferably, the polyolefine material that polymeric material adopts, its raw material components is: ethylene-vinyl acetate copolymer, 60-80 part; High density polyethylene (HDPE), 20-30 part; Ethylene propylene diene rubber, 15-25 part; Four seasons Doutrate, 3-5 part; Calcium stearate, 3-5 part; Silane coupler, 3-5 part; Aluminium hydroxide, 20-30 part; Trihydroxy methyl propane trimethyl acrylate, 10-15 part; Firebrake ZB, 5-10 part; Paris white, 5-10 part; Peroxidating two alkane, 3-5 part; Titanate esters, 1-2 part; Paraffin, 0.3-0.6 part, wherein, the ethylene-vinyl acetate copolymer that the ethylene-vinyl acetate copolymer that ethylene-vinyl acetate copolymer is 18% by vinyl acetate content and vinyl acetate content are 28% forms, and both ratios are 10:1.
In the utility model, the axial axis of three main traverse lines is equilateral triangle arranges, is difficult for moving under pressure, and under this condition, less pilot wire is more difficult to suffer damage, thereby Internal cable is protected, to adapt to the hyperbaric environment in seabed; By in main traverse line one be set as signal transmit wire, can realize the comprehensive transmission of electric power and signal of communication, and the setting of pilot wire at least part of between main traverse line in interstitial space, when power transmission capacity is compensated, can improve the utilization ratio in space in cable; Inferior wire comprises that many signals transmit heart yearn and parcel signal transmits the screen of the shielding material formation of heart yearn, thereby can effectively prevent between homogeneous wire, not producing signal disturbs, inferior wire and optical fiber are wrapped up by polymeric material, can protect inferior wire and optical fiber; The setting of insulating material periphery can effectively play the effect of signal shielding by the wrapped coating layer forming of aluminium-plastic tape, on the basis that is arranged on further lifting cable machinery performance of armour, can jointly form composite shielding structure with coating layer, the zinc-plated aluminum steel of the tin metal layer arranging between coating layer and armour and armour forms equipotential structure, effectively improve the decay resistance of electric cable shield structure, to adapt to the environment of seabed severe corrosive; Polymeric material is as the protective to inner core-wire cable, makes by the polyolefine material that adopts above-mentioned raw materials component, can be effectively cold-resistant, can extend the useful life of cable under the low temperature environment of seabed; Wherein, the ethylene-vinyl acetate copolymer composition that the ethylene-vinyl acetate copolymer that ethylene-vinyl acetate copolymer employing vinyl acetate content is 18% and vinyl acetate content are 28%, under the effect of trihydroxy methyl propane trimethyl acrylate, can promote the defence capability to low temperature.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of seabed specialized power cable that the utility model proposes;
Fig. 2 is the partial schematic diagram of power cable shielding construction in Fig. 1.
Embodiment
As shown in Figure 1, Fig. 1 is the structural representation of a kind of seabed specialized power cable that the utility model proposes; Fig. 2 is the partial schematic diagram of power cable shielding construction in Fig. 1.
With reference to Fig. 1 and in conjunction with Fig. 2, a kind of seabed specialized power cable the utility model proposes, for carry out electric power transfer in seabed, comprise: three main traverse lines 1 and three pilot wires 2, the axial axis of three main traverse lines 1 is equilateral triangle and arranges, in main traverse line 1, there is one for signal transmission wire, all the other main traverse lines 1 are electric power transmission lead, in electric power transfer main traverse line 1 and pilot wire 2, being equipped with many is wound around each other the conductor wire core 5 of twisting and wraps up the polymeric material of above-mentioned conductor wire core 5, signal transmits main traverse line 1 and comprises that four signals transmit time wire 3, at least part of optical fiber 4 in interstitial space between inferior wire 3, the axial axis of four signal transmission time wires 3 layout that is square, signal transmission time wire 3 comprises the screen that the shielding material of many signals transmission heart yearns and parcel signal transmission heart yearn forms, inferior wire 3 and optical fiber 4 are wrapped up by polymeric material, main traverse line 1 and pilot wire 2 are filled and are wrapped up by insulating material 6 and be integrated, insulating material 6 peripheries are the coating layer 7 of the wrapped formation of aluminium-plastic tape, coating layer 7 peripheries are provided with water blocking layer 9, water blocking layer 9 peripheries are protection overcoat 10, between water blocking layer 9 and coating layer 7, be provided with the armour 8 being formed by the many wrapped coating layers 7 of aluminum steel oblique line, the aluminum steel of composition armour 8 comprises the aluminium core body 81 that is positioned at heart portion and the tin layer 82 that wraps up aluminium core body 81, between coating layer 7 and armour 8, be provided with tin metal layer 11, wherein, the aluminum steel that forms armour 8 is arranged in parallel with each other.
In technique scheme, the axial axis of three main traverse lines 1 is equilateral triangle arranges, is difficult for mobile under pressure, under this condition, less more difficult the suffering damage of pilot wire 2, thus Internal cable is protected, to adapt to the hyperbaric environment in seabed; By in main traverse line 1 one be set as signal transmit wire, can realize the comprehensive transmission of electric power and signal of communication, and the setting of pilot wire 2 at least part of between main traverse line 1 in interstitial space, when power transmission capacity is compensated, can improve the utilization ratio in space in cable; Inferior wire 3 comprises that many signals transmit heart yearn and parcel signal transmits the screen of the shielding material formation of heart yearn, thereby can effectively prevent between homogeneous wire 3, not producing signal disturbs, inferior wire 3 and optical fiber 4 are wrapped up by polymeric material, can protect with optical fiber 4 inferior wire 3; Insulating material 6 periphery settings can effectively play the effect of signal shielding by the wrapped coating layer forming 7 of aluminium-plastic tape, on the basis that is arranged on further lifting cable machinery performance of armour 8, can jointly form composite shielding structure with coating layer 7, the zinc-plated aluminum steel of the tin metal layer 11 arranging between coating layer 7 and armour 8 and armour 8 forms equipotential structure, effectively improve the decay resistance of electric cable shield structure, to adapt to the environment of seabed severe corrosive.
In the present embodiment, the polyolefine material that polymeric material adopts, its raw material components is: ethylene-vinyl acetate copolymer, 72 parts; High density polyethylene (HDPE), 23 parts; Ethylene propylene diene rubber, 21 parts; Four seasons Doutrate, 4 parts; Calcium stearate, 3 parts; Silane coupler, 5 parts; Aluminium hydroxide, 27 parts; Trihydroxy methyl propane trimethyl acrylate, 12 parts; Firebrake ZB, 7 parts; Paris white, 6 parts; Peroxidating two alkane, 5 parts; Titanate esters, 1.3 parts; Paraffin, 0.4 part, wherein, the ethylene-vinyl acetate copolymer that the ethylene-vinyl acetate copolymer that ethylene-vinyl acetate copolymer is 18% by vinyl acetate content and vinyl acetate content are 28% forms, and both ratios are 10:1.
Polymeric material is as the protective to inner core-wire cable, makes by the polyolefine material that adopts above-mentioned raw materials component, can be effectively cold-resistant, can extend the useful life of cable under the low temperature environment of seabed; Wherein, the ethylene-vinyl acetate copolymer composition that the ethylene-vinyl acetate copolymer that ethylene-vinyl acetate copolymer employing vinyl acetate content is 18% and vinyl acetate content are 28%, under the effect of trihydroxy methyl propane trimethyl acrylate, can promote the defence capability to low temperature.
The above; it is only preferably embodiment of the utility model; but protection range of the present utility model is not limited to this; any be familiar with those skilled in the art the utility model disclose technical scope in; be equal to replacement or changed according to the technical solution of the utility model and utility model design thereof, within all should being encompassed in protection range of the present utility model.
Claims (4)
1. a seabed specialized power cable, for carry out electric power transfer in seabed, it is characterized in that, comprise: many main traverse lines (1) and many pilot wires (2), in main traverse line (1), there is one for signal transmission wire, all the other main traverse lines (1) are electric power transmission lead, in electric power transfer main traverse line and pilot wire (2), being equipped with many is wound around each other the conductor wire core (5) of twisting and wraps up the polymeric material of above-mentioned conductor wire core (5), signal transmits main traverse line and comprises that four signals transmit time wire (3), at least part of optical fiber (4) that is arranged in interstitial space between time wire (3), signal transmits inferior wire (3) and comprises that many signals transmit heart yearns and parcel signal transmits the screen of the shielding material formation of heart yearn, inferior wire (3) and optical fiber (4) are wrapped up by polymeric material, main traverse line (1) and pilot wire (2) are filled and are wrapped up by insulating material (6) and be integrated, insulating material (6) periphery is the coating layer (7) of the wrapped formation of aluminium-plastic tape, coating layer (7) periphery is provided with water blocking layer (9), water blocking layer (9) periphery is protection overcoat (10), between water blocking layer (9) and coating layer (7), be provided with the armour (8) being formed by the many wrapped coating layers of aluminum steel oblique line (7), the aluminum steel of composition armour (8) comprises the aluminium core body (81) that is positioned at heart portion and the tin layer (82) that wraps up aluminium core body (81), between coating layer (7) and armour (8), be provided with tin metal layer (11).
2. seabed according to claim 1 specialized power cable, is characterized in that, the aluminum steel that forms armour (8) is arranged in parallel with each other.
3. seabed according to claim 1 specialized power cable, is characterized in that, signal transmits in main traverse line (1) axial axis that four signals transmit time wires (3) layout that is square.
4. seabed according to claim 1 specialized power cable, it is characterized in that, main traverse line (1) quantity is three, and the axial axis of three main traverse lines (1) is equilateral triangle arranges, what pilot wire (2) was at least part of is arranged in interstitial space between main traverse line (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420082540.4U CN203826064U (en) | 2014-02-25 | 2014-02-25 | Seabed special-purpose power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420082540.4U CN203826064U (en) | 2014-02-25 | 2014-02-25 | Seabed special-purpose power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203826064U true CN203826064U (en) | 2014-09-10 |
Family
ID=51481538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420082540.4U Expired - Fee Related CN203826064U (en) | 2014-02-25 | 2014-02-25 | Seabed special-purpose power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203826064U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103871597A (en) * | 2014-02-25 | 2014-06-18 | 安徽绿洲电缆有限公司 | Special power cable for seabed |
-
2014
- 2014-02-25 CN CN201420082540.4U patent/CN203826064U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103871597A (en) * | 2014-02-25 | 2014-06-18 | 安徽绿洲电缆有限公司 | Special power cable for seabed |
| CN103871597B (en) * | 2014-02-25 | 2016-08-03 | 安徽绿洲电缆有限公司 | A kind of seabed specialized power cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20160225 |
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| CF01 | Termination of patent right due to non-payment of annual fee |