CN105161207A - Composite combined armored composite rosslinked polyethylene insulation steel band and steel wire fiber submarine cable - Google Patents
Composite combined armored composite rosslinked polyethylene insulation steel band and steel wire fiber submarine cable Download PDFInfo
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- CN105161207A CN105161207A CN201510395210.XA CN201510395210A CN105161207A CN 105161207 A CN105161207 A CN 105161207A CN 201510395210 A CN201510395210 A CN 201510395210A CN 105161207 A CN105161207 A CN 105161207A
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Abstract
The invention discloses a composite combined armored crosslinked polyethylene insulation steel band and steel wire fiber submarine cable. The composite combined armored crosslinked polyethylene insulation steel band and steel wire fiber submarine cable comprises a core wrapped in a metal shielding layer, wherein the core further comprises a water-blocking conductor layer, a conductor shielding layer, an insulation layer and an insulation shielding layer, the core is stranded with other units of a ground wire unit, a fiber unit and a filling layer to form a cable, lapping is further realized, and a lapping layer is externally provided with an inner protection layer, a first steel band layer, an isolation layer, a steel wire layer, a second steel band layer and an outer protection layer sequentially. The cable is a composite high voltage AC submarine cable having functions of a submarine cable and a submarine optical cable, internal stress distribution of the submarine cable is changed, the submarine cable is applicable to river areas in which the cable is easily destroyed by stress, and is further applicable to the South China sea having complex operation conditions.
Description
Technical field
The invention belongs to ac cable technical field, be specifically related to a kind of crosslinked polyetylene insulated steel band and steel wire compages armored type optical fiber composite submarine cable, be suitable for cable and bear occasion compared with huge pressing stress.
Background technology
Because ocean engineering belongs to special industry, the environmental condition such as sea situation, construction of submarine cable application is not quite similar, there is no general design standard in the world, especially very large pressure is born at some particular/special requirement occasion cable, this pressure is on the one hand from the particular surroundings at deep-sea, install on the other hand, construction etc. may bear larger compression.A kind of crosslinked polyetylene insulated steel band and steel wire compages armored type optical fiber composite submarine cable seem particular importance, and such seabed fiber composite cable rarely has at home.
Summary of the invention
Goal of the invention: the object of the invention is to solve deficiency of the prior art, a kind of crosslinked polyetylene insulated steel band and steel wire compages armored type optical fiber composite submarine cable are provided, the transmission of subsea power transmission and fiber-optic signal can be realized, effectively can meet that rivers,lakes and seas are passed through, marine oil and gas exploitation, seabed resources exploration, offshore wind farm and tidal power generation, the special submerged cable such as Islands Exploitation bear the ocean development field electric power of the operating mode of larger pressure and information transmission in the urgent need to.
Technical scheme: the crosslinked polyetylene insulated steel band of one of the present invention and steel wire are in conjunction with armored type optical fiber composite submarine cable, comprise water-blocking conductor layer, conductor shield, insulating barrier, insulation screen, metal screen layer, ground wire unit, fiber unit, packed layer, belting layer, sheath, the first steel belt layer, separator, steel wire floor, the second steel belt layer, outer jacket;
Described water-blocking conductor layer is outside equipped with conductor shield, insulating barrier is outside equipped with at conductor shield, insulation screen is outside equipped with at insulating barrier, metal screen layer is outside equipped with at insulation screen, the conductor thread core that described metal screen layer is coated and described ground wire unit, fiber unit, packed layer stranding are stranded, and carry out wrapped with belting layer; Outside described belting layer, sheath is set, the first steel belt layer is set outside sheath, separator is set outside the first steel belt layer, steel wire floor is set outside separator, the second steel belt layer is set outside steel wire floor, outer jacket is set outside the second steel belt layer.
Further, described water-blocking conductor layer adopts copper cash to block water interstitital texture.
Further, described ground wire unit is provided with 1 ~ 3 group, adopts copper conductor, tinned copper conductor, or at conductor outer cladding one deck semiconductive or insulated type high polymer material, this conductor adopts waterproofing type conductor.
Further, described fiber unit adopts enhancement mode stainless steel tube fiber unit, and described smooth unit is provided with 1 ~ 3 group, often organizes light unit containing optical fiber 1 ~ 36 core.
Further, described first steel belt layer adopt Double-layer gap to put up wrapped or adopt individual layer to put up, double-deck wrapped; Steel band can adopt the regular tenacity steel band of Q295 ~ Q345, the high-strength steel strip of more than Q390 according to the difference of Design cooling load.
Further, described second steel belt layer adopt Double-layer gap to put up wrapped or adopt individual layer to put up, double-deck wrapped; Steel band can adopt the regular tenacity steel band of Q295 ~ Q345, the high-strength steel strip of more than Q390 according to the difference of Design cooling load.
Further, described sheath, outer jacket adopt polyethylene or other TPO macromolecular materials, or adopt compound type thermoplastic elastomer material.
Further, described steel wire floor adopts the ordinary steel wire of 340≤Rm≤540, and the middle intensity steel wire of 650≤Rm≤850 or 850≤Rm≤1050, or the high-tensile steel wires of Rm>=1050, wherein Rm refers to tensile strength, and unit is N/mm
2.
The invention also discloses a kind of crosslinked polyetylene insulated steel band and steel wire in conjunction with the production technology of armored type optical fiber composite submarine cable, comprise the steps:
(1) preparation of conductor thread core:
A. copper big drawing machine is adopted to carry out the drawing of copper single line;
B. water-blocking conductor is stranded, semiconductive blocks water binding strap is wrapped, nonwoven fabrics is wrapped to adopt frame winch to carry out pressing;
C. undertaken insulating by three-layer co-extruded cross-linking unit, the extruding of screen;
D. waterstop is carried out by winding machine wrapped;
E. degasification is carried out by ground rotating disk or yurt;
F. extruding of lead sheath is carried out by lead extruder;
G. partial discharge, withstand voltage test is carried out by local withstand voltage test equipment;
(2) preparation of ground wire unit:
A. copper big drawing machine is adopted to carry out the drawing of copper single line;
B. undertaken pressing that water-blocking conductor is stranded, semiconductive blocks water, and binding strap is wrapped by frame winch;
C. carry out ground wire coating layer by plastic extrusion unit to extrude;
(3) preparation of fiber unit:
A. stainless steel tube optical unit is selected;
B. armouring is carried out by wire armoring unit;
C. sheath process is carried out by plastic extruder;
(4) compound is carried out to above-mentioned cable:
A. by stranding unit, stranding is carried out to fiber unit, conductor thread core, ground wire unit and filling;
B. carry out sheath by plastic extruder to extrude;
C. wrapped steel belt layer is carried out by steel-tape armouring unit;
D. separator is increased by plastic extruder;
E. wire armoring is carried out by stranding unit;
F. second layer steel belt layer is increased by tape armouring machine;
G. carry out oversheath by plastic extrusion unit to extrude.
Beneficial effect: the present invention can realize the transmission of subsea power transmission and fiber-optic signal, effectively can meet that rivers,lakes and seas are passed through, marine oil and gas exploitation, seabed resources exploration, offshore wind farm and tidal power generation, the ocean development fields such as Islands Exploitation bear compared with the electric power of huge pressing stress operating mode and information transmission in the urgent need to, a kind of compound power cable of compression strength seabed fiber with superelevation, main feature of the present invention:
1) conventional domestic submarine cable adopts wire armoring, and wire armoring type cable can bear larger compression, double wire armor can be adopted to increase the lateral pressure of cable if need to bear larger pressure; Meanwhile, if need the pitch that larger lateral pressure just must reduce steel wire; Sacrifice the axial stress of cable;
2) conventional submarine cable adopts wire armoring, and steel wire understands radial contraction after being subject to stress, can give the insulating barrier of internal layer, light unit radial pressure; Cable often steel wire does not rupture, and the stress of the radial direction that the transmission light unit of internal layer and High-Voltage Insulation core may be subject to is excessive and first destroy.
3) common submarine cable adopts single layer of wires armouring, and cable is applicable to the shallow water area that is laid in, and is not suitable for the deepwater regions at complex working condition, is not suitable for the fishing ground of easily casting anchor, and is not suitable for the region such as reef at seabed complex.The present invention adopts high-strength steel strip and wire armoring compages, has higher measuring body mechanical strength, is adapted at the regions such as deepwater regions, the fishing ground of easily casting anchor and uses.
Accompanying drawing explanation
Fig. 1 is construction of cable schematic diagram of the present invention.
Embodiment
The crosslinked polyetylene insulated steel band of one as shown in Figure 1 and steel wire are in conjunction with armored type optical fiber composite submarine cable, comprise water-blocking conductor layer 1, conductor shield 2, insulating barrier 3, insulation screen 4, metal screen layer 5, ground wire unit 6, fiber unit 7, packed layer 8, belting layer 9, sheath 10, first steel belt layer 11, separator 12, steel wire floor 13, second steel belt layer 14, outer jacket 15;
Described water-blocking conductor layer 1 is outside equipped with conductor shield 2, insulating barrier 3 is outside equipped with at conductor shield 2, insulation screen 4 is outside equipped with at insulating barrier 3, metal screen layer 5 is outside equipped with at insulation screen 4, the conductor thread core that described metal screen layer 5 is coated and described ground wire unit 6, fiber unit 7, packed layer 8 stranding are stranded, and carry out wrapped with belting layer 9; Outside described belting layer 9, sheath 10 is set, first steel belt layer 11 is set outside sheath 10, separator 12 is set outside the first steel belt layer 11, steel wire floor 13 is set outside separator 12, second steel belt layer 14 is set outside steel wire floor 13, outer jacket 15 is set outside the second steel belt layer 14.
As the further optimization of technique scheme, described water-blocking conductor layer 1 adopts copper cash to block water interstitital texture.Described ground wire unit 6 is provided with 1 ~ 3 group, adopts copper conductor, tinned copper conductor, or at conductor outer cladding one deck semiconductive or insulated type high polymer material, this conductor adopts waterproofing type conductor.Described fiber unit 7 adopts enhancement mode stainless steel tube fiber unit, and described smooth unit 7 is provided with 1 ~ 3 group, often organizes light unit 7 containing optical fiber 1 ~ 36 core.Described first steel belt layer 11 adopts Double-layer gap to put up wrapped or employing individual layer is put up, bilayer is wrapped, the wrapped mode of wrapped employing fine pith.Described second steel belt layer 14 adopts Double-layer gap to put up wrapped or employing individual layer is put up, bilayer is wrapped, the wrapped or thin wrapped mode of wrapped employing fine pith; First steel belt layer 11 and the second steel belt layer 14 can adopt the regular tenacity steel band of Q295 ~ Q345, the high-strength steel strip of more than Q390 according to the difference of Design cooling load.Described sheath 10, outer jacket 15 adopt polyethylene or other TPO macromolecular materials, or adopt compound type thermoplastic elastomer material.Described steel wire floor 13 adopts the ordinary steel wire of 340≤Rm≤540, and the middle intensity steel wire of 650≤Rm≤850 or 850≤Rm≤1050, or the high-tensile steel wires of Rm>=1050, wherein Rm refers to tensile strength, and unit is N/mm
2.
Above-mentioned a kind of crosslinked polyetylene insulated steel band and steel wire, in conjunction with the production technology of armored type optical fiber composite submarine cable, comprise the steps:
(1) preparation of conductor thread core:
A. copper big drawing machine is adopted to carry out the drawing of copper single line;
B. water-blocking conductor is stranded, semiconductive blocks water binding strap is wrapped, nonwoven fabrics is wrapped to adopt frame winch to carry out pressing;
C. undertaken insulating by three-layer co-extruded cross-linking unit, the extruding of screen;
D. waterstop is carried out by winding machine wrapped;
E. degasification is carried out by ground rotating disk or yurt;
F. extruding of lead sheath is carried out by lead extruder;
G. partial discharge, withstand voltage test is carried out by local withstand voltage test equipment;
(2) preparation of ground wire unit:
A. copper big drawing machine is adopted to carry out the drawing of copper single line;
B. undertaken pressing that water-blocking conductor is stranded, semiconductive blocks water, and binding strap is wrapped by frame winch;
C. carry out ground wire coating layer by plastic extrusion unit to extrude;
(3) preparation of fiber unit:
A. stainless steel tube optical unit is selected;
B. armouring is carried out by wire armoring unit;
C. sheath process is carried out by plastic extruder;
(4) compound is carried out to above-mentioned cable:
A. by stranding unit, stranding is carried out to fiber unit, conductor thread core, ground wire unit and filling;
B. carry out sheath by plastic extruder to extrude;
C. wrapped steel belt layer is carried out by steel-tape armouring unit;
D. separator is increased by plastic extruder;
E. wire armoring is carried out by stranding unit;
F. second layer steel belt layer is increased by tape armouring machine;
G. carry out oversheath by plastic extrusion unit to extrude.
The present invention can realize the transmission of subsea power transmission and fiber-optic signal, effectively can meet that rivers,lakes and seas are passed through, marine oil and gas exploitation, seabed resources exploration, offshore wind farm and tidal power generation, the ocean development fields such as Islands Exploitation bear compared with the electric power of huge pressing stress operating mode and information transmission in the urgent need to, a kind of compound power cable of compression strength seabed fiber with superelevation, main feature of the present invention:
1) conventional domestic submarine cable adopts wire armoring, and wire armoring type cable can bear larger compression, double wire armor can be adopted to increase the lateral pressure of cable if need to bear larger pressure; Meanwhile, if need the pitch that larger lateral pressure just must reduce steel wire; Sacrifice the axial stress of cable;
2) conventional submarine cable adopts wire armoring, and steel wire understands radial contraction after being subject to stress, can give the insulating barrier of internal layer, light unit radial pressure; Cable often steel wire does not rupture, and the stress of the radial direction that the transmission light unit of internal layer and High-Voltage Insulation core may be subject to is excessive and first destroy.
3) common submarine cable adopts single layer of wires armouring, and cable is applicable to the shallow water area that is laid in, and is not suitable for the deepwater regions at complex working condition, is not suitable for the fishing ground of easily casting anchor, and is not suitable for the region such as reef at seabed complex.The present invention adopts high-strength steel strip and wire armoring compages, has higher measuring body mechanical strength, is adapted at the regions such as deepwater regions, the fishing ground of easily casting anchor and uses.
Above-described specific embodiment; the technical scheme of patent of the present invention and beneficial effect are further described; be understood that; the foregoing is only specific embodiments of the invention; be not limited to patent of the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a crosslinked polyetylene insulated steel band and steel wire are in conjunction with armored type optical fiber composite submarine cable, it is characterized in that: comprise water-blocking conductor layer (1), conductor shield (2), insulating barrier (3), insulation screen (4), metal screen layer (5), ground wire unit (6), fiber unit (7), packed layer (8), belting layer (9), sheath (10), the first steel belt layer (11), separator (12), steel wire floor (13), the second steel belt layer (14), outer jacket (15);
Described water-blocking conductor layer (1) is outside equipped with conductor shield (2), insulating barrier (3) is outside equipped with at conductor shield (2), insulation screen (4) is outside equipped with at insulating barrier (3), metal screen layer (5) is outside equipped with at insulation screen (4), the conductor thread core that described metal screen layer (5) is coated and described ground wire unit (6), fiber unit (7), packed layer (8) stranding are stranded, and carry out wrapped with belting layer (9); Sheath (10) is set outside described belting layer (9), first steel belt layer (11) is set outside sheath (10), separator (12) is set outside the first steel belt layer (11), steel wire floor (13) is set outside separator (12), second steel belt layer (14) is set outside steel wire floor (13), outer jacket (15) is set outside the second steel belt layer (14).
2. the crosslinked polyetylene insulated steel band of one according to claim 1 and steel wire are in conjunction with armored type optical fiber composite submarine cable, it is characterized in that: described water-blocking conductor layer (1) adopts copper cash to block water interstitital texture.
3. the crosslinked polyetylene insulated steel band of one according to claim 1 and steel wire are in conjunction with armored type optical fiber composite submarine cable, it is characterized in that: described ground wire unit (6) is provided with 1 ~ 3 group, adopt copper conductor, tinned copper conductor, or at conductor outer cladding one deck semiconductive or insulated type high polymer material, this conductor adopts waterproofing type conductor.
4. the crosslinked polyetylene insulated steel band of one according to claim 1 and steel wire are in conjunction with armored type optical fiber composite submarine cable, it is characterized in that: described fiber unit (7) adopts enhancement mode stainless steel tube fiber unit, described smooth unit (7) is provided with 1 ~ 3 group, often organizes light unit (7) containing optical fiber 1 ~ 36 core.
5. the crosslinked polyetylene insulated steel band of one according to claim 1 and steel wire are in conjunction with armored type optical fiber composite submarine cable, it is characterized in that: described first steel belt layer (11) adopts Double-layer gap to put up wrapped or employing individual layer is put up, bilayer is wrapped; Steel band can adopt the regular tenacity steel band of Q295 ~ Q345, the high-strength steel strip of more than Q390 according to the difference of Design cooling load.
6. the crosslinked polyetylene insulated steel band of one according to claim 1 and steel wire are in conjunction with armored type optical fiber composite submarine cable, it is characterized in that: described second steel belt layer (14) adopts Double-layer gap to put up wrapped or employing individual layer is put up, bilayer is wrapped; Steel band can adopt the regular tenacity steel band of Q295 ~ Q345, the high-strength steel strip of more than Q390 according to the difference of Design cooling load.
7. the crosslinked polyetylene insulated steel band of one according to claim 1 and steel wire are in conjunction with armored type optical fiber composite submarine cable, it is characterized in that: described sheath (10), outer jacket (15) adopt polyethylene or other TPO macromolecular materials, or adopt compound type thermoplastic elastomer material.
8. the crosslinked polyetylene insulated steel band of one according to claim 1 and steel wire are in conjunction with armored type optical fiber composite submarine cable, it is characterized in that: described steel wire floor (13) adopts the ordinary steel wire of 340≤Rm≤540, the middle intensity steel wire of 650≤Rm≤850 or 850≤Rm≤1050, or the high-tensile steel wires of Rm>=1050, wherein Rm refers to tensile strength, and unit is N/mm
2.
9. a kind of crosslinked polyetylene insulated steel band according to arbitrary one of claim 1-7 and steel wire, in conjunction with the production technology of armored type optical fiber composite submarine cable, is characterized in that: comprise the steps:
(1) preparation of conductor thread core:
A. copper big drawing machine is adopted to carry out the drawing of copper single line;
B. water-blocking conductor is stranded, semiconductive blocks water binding strap is wrapped, nonwoven fabrics is wrapped to adopt frame winch to carry out pressing;
C. undertaken insulating by three-layer co-extruded cross-linking unit, the extruding of screen;
D. waterstop is carried out by winding machine wrapped;
E. degasification is carried out by ground rotating disk or yurt;
F. extruding of lead sheath is carried out by lead extruder;
G. partial discharge, withstand voltage test is carried out by local withstand voltage test equipment;
(2) preparation of ground wire unit:
A. copper big drawing machine is adopted to carry out the drawing of copper single line;
B. undertaken pressing that water-blocking conductor is stranded, semiconductive blocks water, and binding strap is wrapped by frame winch;
C. carry out ground wire coating layer by plastic extrusion unit to extrude;
(3) preparation of fiber unit:
A. stainless steel tube optical unit is selected;
B. armouring is carried out by wire armoring unit;
C. sheath process is carried out by plastic extruder;
(4) compound is carried out to above-mentioned cable:
A. by stranding unit, stranding is carried out to fiber unit, conductor thread core, ground wire unit and filling;
B. carry out sheath by plastic extruder to extrude;
C. wrapped steel belt layer is carried out by steel-tape armouring unit;
D. separator is increased by plastic extruder;
E. wire armoring is carried out by stranding unit;
F. second layer steel belt layer is increased by tape armouring machine;
G. carry out oversheath by plastic extrusion unit to extrude.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510395210.XA CN105161207A (en) | 2015-07-08 | 2015-07-08 | Composite combined armored composite rosslinked polyethylene insulation steel band and steel wire fiber submarine cable |
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| CN201510395210.XA CN105161207A (en) | 2015-07-08 | 2015-07-08 | Composite combined armored composite rosslinked polyethylene insulation steel band and steel wire fiber submarine cable |
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| CN105161207A true CN105161207A (en) | 2015-12-16 |
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| CN201510395210.XA Pending CN105161207A (en) | 2015-07-08 | 2015-07-08 | Composite combined armored composite rosslinked polyethylene insulation steel band and steel wire fiber submarine cable |
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| CN105551654A (en) * | 2016-01-22 | 2016-05-04 | 成都迅德科技有限公司 | Waterproof cable |
| CN105606981A (en) * | 2016-03-17 | 2016-05-25 | 中国南方电网有限责任公司电网技术研究中心 | Sample for evaluating the electrical performance of crosslinked cable material, and preparation method thereof |
| CN105845275A (en) * | 2016-03-22 | 2016-08-10 | 乔治国 | Submarine cable production device and method |
| CN105845276A (en) * | 2016-03-22 | 2016-08-10 | 乔治国 | Submarine cable multi-station production device |
| CN106782798A (en) * | 2016-12-27 | 2017-05-31 | 乐星红旗电缆（湖北）有限公司 | A kind of ethylene propylene rubber insulated wet type submarine cable |
| CN109741877A (en) * | 2019-02-28 | 2019-05-10 | 远东电缆有限公司 | Wisdom energy wind-powered electricity generation, which is used up to reply by cable, closes shielded flexible cable and its production technology |
| CN109961898A (en) * | 2019-04-24 | 2019-07-02 | 江苏亨通海洋光网系统有限公司 | A kind of armouring towing cable |
| CN114420388A (en) * | 2022-03-31 | 2022-04-29 | 中天科技海缆股份有限公司 | Preparation device and preparation method of submarine cable |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105551654A (en) * | 2016-01-22 | 2016-05-04 | 成都迅德科技有限公司 | Waterproof cable |
| CN105606981A (en) * | 2016-03-17 | 2016-05-25 | 中国南方电网有限责任公司电网技术研究中心 | Sample for evaluating the electrical performance of crosslinked cable material, and preparation method thereof |
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| CN105845275A (en) * | 2016-03-22 | 2016-08-10 | 乔治国 | Submarine cable production device and method |
| CN105845276A (en) * | 2016-03-22 | 2016-08-10 | 乔治国 | Submarine cable multi-station production device |
| CN105845275B (en) * | 2016-03-22 | 2017-11-21 | 乔治国 | A kind of submarine cable process units and method |
| CN105845276B (en) * | 2016-03-22 | 2018-04-06 | 乔治国 | Submarine cable multistation process units |
| CN106782798A (en) * | 2016-12-27 | 2017-05-31 | 乐星红旗电缆（湖北）有限公司 | A kind of ethylene propylene rubber insulated wet type submarine cable |
| CN109741877A (en) * | 2019-02-28 | 2019-05-10 | 远东电缆有限公司 | Wisdom energy wind-powered electricity generation, which is used up to reply by cable, closes shielded flexible cable and its production technology |
| CN109961898A (en) * | 2019-04-24 | 2019-07-02 | 江苏亨通海洋光网系统有限公司 | A kind of armouring towing cable |
| CN114420388A (en) * | 2022-03-31 | 2022-04-29 | 中天科技海缆股份有限公司 | Preparation device and preparation method of submarine cable |
| CN114420388B (en) * | 2022-03-31 | 2022-07-08 | 中天科技海缆股份有限公司 | Preparation device and preparation method of submarine cable |
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Application publication date: 20151216 |
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