CN202042259U - Power cable for ship with fire-resistant cross-linked polyolefin inner jacket steel wire woven armored - Google Patents
Power cable for ship with fire-resistant cross-linked polyolefin inner jacket steel wire woven armored Download PDFInfo
- Publication number
- CN202042259U CN202042259U CN2011200899870U CN201120089987U CN202042259U CN 202042259 U CN202042259 U CN 202042259U CN 2011200899870 U CN2011200899870 U CN 2011200899870U CN 201120089987 U CN201120089987 U CN 201120089987U CN 202042259 U CN202042259 U CN 202042259U
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- CN
- China
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- power cable
- fire
- steel wire
- linked polyolefin
- resistant
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Abstract
The utility model discloses a power cable for a ship with a fire-resistant cross-linked polyolefin inner jacket steel wire woven armored. The power cable comprises cable inner cores, wherein each cable inner core is formed by twisting a plurality of conductors; both sides of the conductors are provided with filling cores; the outside of each conductor is coated with a fire-resistant layer and an insulating layer in sequence; and the outsides of the cable inner cores are coated with an inner shielding layer, a taped covering, an outer shielding layer, an inner jacket and an outer jacket. The power cable has a simple structure, high waterproofness, high insulating property and high fire resistance; the cross-linked polyolefin jacket and the fire-resistant layers outside the conductors can fully adapt to the work at underwater and dry cabin environments; an outer layer armor of the power cable for the chip is woven by tin-plated steel wires, so that the intensity of the power cable for the chip is enhanced; due to the arrangement of the inner and outer shielding layers, the shielding effect of the power cable for the ship is enhanced; and both sides of the conductors are provided with filling cores, so that damp resistance and insulating effects are achieved.
Description
Technical field
The utility model relates to a kind of fire-resistant cross-linked polyolefin inner sheath braided steel wire armouring ship power cable.
Background technology
Work in the cabin of underwater environments such as ship power cable is the cable that is used to transmit and distribute electric energy, the rivers,lakes and seas of being everlasting and drying.In power circuit peculiar to vessel, the shared proportion of cable increases just gradually.Ship power cable be master in electric power system peculiar to vessel in circuit in order to transmission with distribute the cable product of high-power electric energy, comprising 1-500KV and above various electric pressure, the power cable of various insulation.
Because the particularity of ship power cable environment for use, so require the water proofing property of ship power cable to want high, insulation property will be got well, and fire resistance is eager to excel, and the intensity of cable itself wants high simultaneously, and antijamming capability is eager to excel, and drying property will be got well.
The utility model content
The purpose of this utility model provides a kind of fire-resistant cross-linked polyolefin inner sheath braided steel wire armouring ship power cable, adopt the material of cross-linked polyolefin material as sheath, and water proofing property, insulating properties and the fire resistance that flame retardant coating improves ship power cable be set outside conductor, adopt tin plated steel wire to be woven into the outer armouring of ship power cable simultaneously, improve the intensity of ship power cable, the shield effectiveness that inside and outside screen strengthens ship power cable also is set, and the both sides at conductor are provided with filled core, play a part moistureproof and insulation.
The technical solution of the utility model is as follows:
A kind of fire-resistant cross-linked polyolefin inner sheath braided steel wire armouring ship power cable, include the cable inner core, it is characterized in that: described cable inner core is by many conductor stranded compositions, the both sides of described many conductors are respectively equipped with filled core, every conductor is coated with flame retardant coating and insulating barrier outward successively, and described cable inner core is coated with internal shield, lapping layer, outer shielding layer, inner sheath and oversheath outward successively.
Described fire-resistant cross-linked polyolefin inner sheath braided steel wire armouring ship power cable, it is characterized in that: described many conductors are the tin-coated copper conductor, and the resistivity of many conductors is all less than 0.017241 Ω .mm
2/ m.
Described fire-resistant crosslinked polyetylene insulated polyolefin jacket ship power cable, it is characterized in that: described flame retardant coating has two layers, and the temperature resistant grade of flame retardant coating is 800 ℃ ± 50 ℃, and the material of flame retardant coating is fire-resistant mica.
Described fire-resistant cross-linked polyolefin inner sheath braided steel wire armouring ship power cable, it is characterized in that: the material of described insulating barrier is a crosslinked polyethylene.
Described fire-resistant cross-linked polyolefin inner sheath braided steel wire armouring ship power cable, it is characterized in that: the material of described inner sheath is a cross-linked polyolefin.
Described fire-resistant cross-linked polyolefin inner sheath braided steel wire armouring ship power cable is characterized in that: described oversheath adopts the tin plated steel wire braiding to form.
The beneficial effects of the utility model:
The utility model is simple in structure, the outer flame retardant coating of the sheath of cross-linked polyolefin material and conductor can adapt to fully in water and in the dry cabin environment works, have very high water proofing property, insulating properties and fire resistance, adopt tin plated steel wire to be woven into the outer armouring of ship power cable simultaneously, improved the intensity of ship power cable, the shield effectiveness that inside and outside screen has strengthened ship power cable also is set, and filled core is set, played the effect of moistureproof and insulation in the both sides of conductor.
Description of drawings
Fig. 1 is the utility model structural representation.
Embodiment
Referring to Fig. 1, a kind of fire-resistant cross-linked polyolefin inner sheath braided steel wire armouring ship power cable includes the cable inner core, and the cable inner core is by 1 stranded composition of many conductors, and many conductors 1 adopt compound bundles strand, and twisting pitch is than less than 10 times; The both sides of many conductors 1 are respectively equipped with filled core 9, and every conductor is coated with flame retardant coating 6 and insulating barrier 2 outward successively, and the cable inner core is coated with internal shield 7, lapping layer 3, outer shielding layer 8, inner sheath 4 and oversheath 5 outward successively.
Many conductors 1 are the tin-coated copper conductor, and the copper conductor after the wire drawing is carried out zinc-plated processing, prevent the oxidative phenomena in the course of processing and use, and the resistivity of many conductors 1 is all less than 0.017241 Ω .mm2/m.
Flame retardant coating 6 has two layers, and the temperature resistant grade of flame retardant coating 6 is 800 ℃ ± 50 ℃, and the material of flame retardant coating 6 is fire-resistant mica.
The material of insulating barrier 2 is a crosslinked polyethylene; The material of inner sheath 4 is a cross-linked polyolefin; Oversheath 5 adopts the tin plated steel wire braiding to form.
In addition, the utility model needs Interventions Requested to have before dispatching from the factory: conductor DC resistance, insulation resistance, AC voltage withstand test, construction of cable dimensional gaughing and cable outward appearance sign are checked.Common semi-finished product of the present utility model will soak voltage or dry type spark test.
Claims (6)
1. fire-resistant cross-linked polyolefin inner sheath braided steel wire armouring ship power cable, include the cable inner core, it is characterized in that: described cable inner core is by many conductor stranded compositions, the both sides of described many conductors are respectively equipped with filled core, every conductor is coated with flame retardant coating and insulating barrier outward successively, and described cable inner core is coated with internal shield, lapping layer, outer shielding layer, inner sheath and oversheath outward successively.
2. fire-resistant cross-linked polyolefin inner sheath braided steel wire armouring ship power cable according to claim 1, it is characterized in that: described many conductors are the tin-coated copper conductor, and the resistivity of many conductors is all less than 0.017241 Ω .mm
2/ m.
3. fire-resistant crosslinked polyetylene insulated polyolefin jacket ship power cable according to claim 1, it is characterized in that: described flame retardant coating has two layers, and the temperature resistant grade of flame retardant coating is 800 ℃ ± 50 ℃, and the material of flame retardant coating is fire-resistant mica.
4. fire-resistant cross-linked polyolefin inner sheath braided steel wire armouring ship power cable according to claim 1, it is characterized in that: the material of described insulating barrier is a crosslinked polyethylene.
5. fire-resistant cross-linked polyolefin inner sheath braided steel wire armouring ship power cable according to claim 1, it is characterized in that: the material of described inner sheath is a cross-linked polyolefin.
6. fire-resistant cross-linked polyolefin inner sheath braided steel wire armouring ship power cable according to claim 1 is characterized in that: described oversheath adopts the tin plated steel wire braiding to form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200899870U CN202042259U (en) | 2011-03-31 | 2011-03-31 | Power cable for ship with fire-resistant cross-linked polyolefin inner jacket steel wire woven armored |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200899870U CN202042259U (en) | 2011-03-31 | 2011-03-31 | Power cable for ship with fire-resistant cross-linked polyolefin inner jacket steel wire woven armored |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202042259U true CN202042259U (en) | 2011-11-16 |
Family
ID=44969696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200899870U Expired - Fee Related CN202042259U (en) | 2011-03-31 | 2011-03-31 | Power cable for ship with fire-resistant cross-linked polyolefin inner jacket steel wire woven armored |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202042259U (en) |
-
2011
- 2011-03-31 CN CN2011200899870U patent/CN202042259U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111116 Termination date: 20120331 |