CN202584877U - Low voltage power cable for ocean engineering - Google Patents
Low voltage power cable for ocean engineering Download PDFInfo
- Publication number
- CN202584877U CN202584877U CN 201220128623 CN201220128623U CN202584877U CN 202584877 U CN202584877 U CN 202584877U CN 201220128623 CN201220128623 CN 201220128623 CN 201220128623 U CN201220128623 U CN 201220128623U CN 202584877 U CN202584877 U CN 202584877U
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- power cable
- steel wire
- ocean engineering
- cable
- wire rope
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Abstract
The utility model relates to a low voltage power cable for a ship, ocean engineering and an offshore platform, and particularly relates to a low voltage power cable for ocean engineering with the rated voltage U0/U 0.6/1kV. The low voltage power cable for ocean engineering comprises conductors (1), insulating layers (2), steel wire ropes (3), protective layers (4) coated the steel wire ropes, a filler (5), an armored inner sheath (6), an armored layer (7) and an outer sheath (8). The insulating layers are coated outside the conductors to be used as core wires, a plurality of core wires and a plurality of steel wire ropes to form a cable, the filler is extruded after the cable is formed, the armored layer is coated outside, the inner wall of the armored layer is provided with the armored inner sheath, and the outer sheath is arranged outermost. The steel wire rope is a galvanized stranded steel wire rope used for an elevator. The number of the steel wire ropes is two, three or five. The low voltage power cable provided by the utility model has the advantages of high tensile strength, good weather resistance performance, good corrosion resistance performance, small size and long service life.
Description
Technical field
The utility model relates to a kind of naval vessel, ocean engineering and offshore platform and uses lv power cable, relates in particular to power cable rated voltage U
0/ U is that the ocean engineering of 0.6/1kV is used lv power cable.
Background technology
Existing naval vessel, ocean engineering and offshore platform electric power system and supervisory control system generally adopt separate cable system.In ocean engineering is in the projects such as peculiar to vessel, offshore platform and seabed engineering of representative, has problems such as the cable laying cost is high, degree-of-difficulty factor is big.The independent cable of laying not only takies the expensive device space, and repeats cable laying and easily previous cable is caused damage, has increased the laying difficulty.
Ocean engineering with power cable to take into full account in design in the marine environment that the humidity salinity is high, temperature difference variation in water pressure is big, hull and the intensive electromagnetic interference of subsea equipment hardware are extremely complicated, lay specific factors such as maintenance cost is high.Though existing ocean engineering special electric power cable has satisfied the needs of oceanographic equipment and engineering to a certain extent, still there is the cable difficult installation, a problem such as excessive, the product reliability deficiency of taking up room.
Existing ocean engineering is used lv power cable, electric power conductor wire core rated voltage U
0/ U is 0.6/1kV; Referring to Fig. 1, generally adopt stranded naked copper (zinc-plated) as conductor 11, crosslinked polyetylene insulated or ethylene-propylene rubber is insulating barrier 12; Split conductor (being generally three cores) stranding; Extrusion packing thing 13 behind the stranding, filler 13 are guipure or fill glue that zinc-coated wire twines as armour 15; At armour 15 inwalls armouring inner sheath 14 is arranged, outermost layer adopts flame-proof polyvinyl chloride sheath, low-smoke halogen-free polyolefin sheath or butylbenzene (butyronitrile, chlorosulfonated polyethylene) rubber sheath as oversheath 16.
Existing ocean engineering adopts copper wire or steel wire braid, the wrapped armour of steel wire as mechanical protection layer and supporting course with lv power cable.The wire braid structure is relatively stable, but can not bear overweight load, is difficult to bear the heavy burden more than 100 kilograms.The wrapped armouring of steel wire has stronger load weight capacity, but the structural stability difference is taken off thigh easily, and nonmetal sheath is caused tear equivalent damage easily.In case wire contact seawater or oils, wire will very fast corrosion fracture.
For the overall performance that promotes seabed engineering, offshore platform and naval vessel promotes, volume miniaturization, load high strength, environmental resistance ability are high to having proposed under the unabated prerequisite of security function as the indispensable cable products of dynamical system, the requirement of installed moduleization.
Summary of the invention
The purpose of the utility model is to provide a kind of ocean engineering to use lv power cable, and this power cable has advantages of higher tensile strength and weather-proof preferably decay resistance, and its volume is little, in light weight, long service life.
For realizing above-mentioned utility model purpose, the utility model has adopted following technical scheme:
A kind of ocean engineering is used lv power cable, comprises conductor, insulating barrier, filler, armouring inner sheath, armour and oversheath, and the conductor outsourcing insulation is as heart yearn; Extrusion packing thing behind the many heart yearn strandings; The outsourcing armour, the armour inwall has the armouring inner sheath, and outermost layer has oversheath; Said cable also comprises the overcoat of steel wire rope and coated cable, extrusion packing thing behind some steel wire ropes and the many heart yearn strandings.
Said steel wire rope is that zinc-plated stranded elevator is used steel wire rope; Said steel wire rope is two, three or five.
The overcoat of said coated cable is a butadiene-styrene rubber.
Said insulating barrier is sulfuration ethylene-propylene rubber.
Said filler and armouring inner sheath are fire-retardant butadiene-styrene rubber.
Said oversheath is fire-retardant butadiene-styrene rubber or low-smoke non-halogen flame-retardant acrylonitrile-butadiene rubber.
Said armour is the zinc-coated wire braiding.
The utility model adopts the built-in and zinc-coated wire braiding armour of track cable, reduces 5mm than existing same specification product external diameter.With the same specification product relatively, the power cable of the utility model is under the constant prerequisite of function, volume is little, in light weight, cost is low, bear load height, long service life, is convenient to installation and maintenance.
The utlity model has advantages of higher tensile strength; Can carry out the electric power dispensing task of seabed engineerings such as 6000 meters abyssal floor tunnels, seabed mineral exploration, exploitation; Also has fabulous weather-proof decay resistance; The work requirements that seabed engineering, oil platform and boats and ships pass through ocean and different occasions such as polar region be can satisfy, machineries such as ocean engineering, boats and ships and device fabrication, field of power can be used for.
Description of drawings
Fig. 1 is that existing ocean engineering is used the lv power cable structural representation;
Fig. 2 uses the lv power cable structural representation for the utility model ocean engineering.
Among the figure: 1 conductor, 2 insulating barriers, 3 steel wire ropes, 4 overcoats, 5 fillers, 6 armouring inner sheaths, 7 braiding armours, 8 oversheaths; 11 conductors, 12 insulating barriers, 13 fillers, 14 armouring inner sheaths, 15 wire armoring layers, 16 oversheaths.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is described further.
Referring to Fig. 2, a kind of ocean engineering is used lv power cable, comprises overcoat 4, filler 5, armouring inner sheath 6, armour 7 and the oversheath 8 of conductor 1, insulating barrier 2, steel wire rope 3, coated cable;
Said conductor 1 outsourcing insulation 2 is as heart yearn.Said conductor 1 adopts tinned copper wire, is zinc-plated soft copper stranded conductor, and conductor has good metal compatibility and corrosion resistance, increases the useful life of product.Said insulating barrier 2 is sulfuration ethylene-propylene rubber; Vulcanize ethylene propylene rubber insulated layer and have anti-weather, anti-ozone, heat-resisting, acid and alkali-resistance, water-fast steam; Colour stability, electrical property, oil-filled property and all outstanding characteristics of normal temperature flowability can improve the product pliability, the convenient installation.The good insulation performance performance improves cable voltage grade and decay resistance.Can make product operate as normal in-30 ℃～120 ℃ scopes, in-60 ℃～150 ℃ scopes, bear 4 hours overload current not damaged, the rated voltage U of cable
0/ U is 0.6/1kV.
Said many heart yearns and some steel wire rope 3 stranding extrusion packing things 5 back outsourcing armours 7.Said armour 7 is for adopting the zinc-coated wire braiding of 0.4mm, 0.45mm diameter, as the outer layer metal armour, has good structural stability, higher mechanical protection ability and weight capacity.Zinc-coated wire braiding armour 7 counts>80%, the armour smooth, no burr and sleave guarantee that product has good anti-mechanical damage ability, resistance to corrosion and stable structure.When cable receives weight bang, collision etc. and damages, or receive fish when biting, can guarantee the cable operate as normal.
Said armour 7 inwalls have armouring inner sheath 6, and outermost layer has oversheath 8; Said armouring inner sheath 6 is fire-retardant butadiene-styrene rubber, with filler 5 be same rubber material, be convenient to make.Said oversheath 8 is fire-retardant butadiene-styrene rubber or low-smoke non-halogen flame-retardant acrylonitrile-butadiene rubber, and oversheath 8 is selected dissimilar rubber for use according to the workplace.The outermost layer non metallic sheath of power cable adopts the low-smoke non-halogen flame-retardant sulfurized nitrile rubber in boats and ships, the offshore platform construction; The outermost layer non metallic sheath of the power cable that contacts with media such as seawater, mud, oil adopts water-fast Cold-proof oilproof acid-proof alkaline to vulcanize butadiene-styrene rubber preferably.
More than be merely the preferred embodiment of the utility model; It is not the protection range that is used to limit the utility model; Therefore, any modification of being done within all spirit and principles at the utility model, be equal to replacement, improvement etc., all should be included within the protection range of the utility model.
Claims (8)
1. an ocean engineering is used lv power cable; Comprise conductor (1), insulating barrier (2), filler (5), armouring inner sheath (6), armour (7) and oversheath (8); Conductor (1) outsourcing insulation (2) is as heart yearn, extrusion packing thing (5) behind the many heart yearn strandings, outsourcing armour (7); Armour (7) inwall has armouring inner sheath (6), and outermost layer has oversheath (8); It is characterized in that: said cable also comprises the overcoat (4) of steel wire rope (3) and coated cable, extrusion packing thing (5) behind some steel wire ropes (3) and the many heart yearn strandings.
2. ocean engineering according to claim 1 is used lv power cable, it is characterized in that: said steel wire rope (3) is used steel wire rope for zinc-plated stranded elevator, the outer overcoat (4) that coats of this steel wire rope.
3. ocean engineering according to claim 1 and 2 is used lv power cable, it is characterized in that: said steel wire rope (3) is two, three or five.
4. ocean engineering according to claim 1 is used lv power cable, it is characterized in that: the overcoat of said coated cable (4) is a butadiene-styrene rubber.
5. ocean engineering according to claim 1 is used lv power cable, it is characterized in that: said insulating barrier (2) is sulfuration ethylene-propylene rubber.
6. ocean engineering according to claim 1 is used lv power cable, it is characterized in that: said filler (5) and armouring inner sheath (6) are fire-retardant butadiene-styrene rubber.
7. ocean engineering according to claim 1 is used lv power cable, it is characterized in that: said oversheath (8) is fire-retardant butadiene-styrene rubber or low-smoke non-halogen flame-retardant acrylonitrile-butadiene rubber.
8. ocean engineering according to claim 1 is used lv power cable, it is characterized in that: said armour (7) is the zinc-coated wire braiding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220128623 CN202584877U (en) | 2012-03-30 | 2012-03-30 | Low voltage power cable for ocean engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220128623 CN202584877U (en) | 2012-03-30 | 2012-03-30 | Low voltage power cable for ocean engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202584877U true CN202584877U (en) | 2012-12-05 |
Family
ID=47254265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220128623 Expired - Lifetime CN202584877U (en) | 2012-03-30 | 2012-03-30 | Low voltage power cable for ocean engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202584877U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105225743A (en) * | 2015-09-23 | 2016-01-06 | 广西资优电气设备有限公司 | A kind of wear-resistant cable |
| CN105845225A (en) * | 2016-04-05 | 2016-08-10 | 江苏亨通高压电缆有限公司 | Anti-side pressure enhanced submarine cable |
| CN105845230A (en) * | 2016-05-12 | 2016-08-10 | 宝鸡石油钢管有限责任公司 | Oil submerged pump cable capable of suspension installation, and manufacturing method thereof |
-
2012
- 2012-03-30 CN CN 201220128623 patent/CN202584877U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105225743A (en) * | 2015-09-23 | 2016-01-06 | 广西资优电气设备有限公司 | A kind of wear-resistant cable |
| CN105845225A (en) * | 2016-04-05 | 2016-08-10 | 江苏亨通高压电缆有限公司 | Anti-side pressure enhanced submarine cable |
| CN105845230A (en) * | 2016-05-12 | 2016-08-10 | 宝鸡石油钢管有限责任公司 | Oil submerged pump cable capable of suspension installation, and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121205 |