CN106158120A - A kind of offshore platform emergent instrument cable of new type explosion proof fire prevention - Google Patents
A kind of offshore platform emergent instrument cable of new type explosion proof fire prevention Download PDFInfo
- Publication number
- CN106158120A CN106158120A CN201610435264.9A CN201610435264A CN106158120A CN 106158120 A CN106158120 A CN 106158120A CN 201610435264 A CN201610435264 A CN 201610435264A CN 106158120 A CN106158120 A CN 106158120A
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- China
- Prior art keywords
- layer
- explosion
- cable
- braiding
- offshore platform
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
- H01B3/441—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from alkenes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/22—Metal wires or tapes, e.g. made of steel
- H01B7/228—Metal braid
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/24—Devices affording localised protection against mechanical force or pressure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
Landscapes
- Insulated Conductors (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
Abstract
The present invention relates to petroleum platform cable field, refer specifically to a kind of emergent instrument cable of offshore platform new type explosion proof fire prevention, cable includes into cable core, becomes cable core by two groups of insulated wire cores group twisted synthesizing cables, and insulated wire cores group is by two insulated wire cores twisted synthesizing cables；Insulated wire cores includes conductor, and conductor includes at least tinned copper conductor；Conductor is externally provided with flame retardant coating, is extruded with insulating barrier outside flame retardant coating；Insulated wire cores group is externally provided with braiding split screen layer, is extruded with nonmetal explosion-proof layer outside braiding split screen layer；The outer layer becoming cable core is provided with fireprotection layer, becoming and be provided with high fire-retardance gasket for packing between cable core and fireprotection layer, be extruded with sheath outside fireprotection layer, sheath is externally provided with braiding armor, being extruded with sealing coat outside braiding armor, the outer layer of sealing coat is sequentially provided with metal explosion-proof layer and oversheath from inside to outside；The present invention has anti-explosion fire performance, it is adaptable to offshore platform emergency system, also is able to safe and stable operation in breaking out of fire and explosion time.
Description
Technical field
The present invention relates to petroleum platform cable field, refer specifically to a kind of emergent instrument of offshore platform new type explosion proof fire prevention
Table cable.
Background technology
In the world, the exploitation of offshore oil, produce and all carry out on platform equipment, marine oil gas field development with
Producing and formed by one or more platforms, all of production equipment and living facilities all concentrate on area, space, loading capacity etc.
On limited ocean platform.Generally, except oil-gas drilling, exploitation special equipment (include drilling equipment,
Oil recovery gas recovery facility, downhole operation equipment, oil-gas gathering and transportation equipment and relevant accessory and instrument) outward, also include power system, water
Processing system, ventilating system, air-conditioning cold preservation, safety fire fighting system and living system etc..
In recent years, constantly have been reported that the event of various countries' offshore platform breaking out of fire, the casualties that thus causes, set
Standby damaed cordition is of common occurrence.Offshore platform is owing to away from land, once breaking out of fire, if rescue emergency system is reacted
Not in time, may result in substantial amounts of personnel, property loss.
Summary of the invention
For the deficiencies in the prior art, it is desirable to provide plant the offshore platform emergent instrument of new type explosion proof fire prevention
Cable, this cable has the feature of 1100 DEG C of hydrocarbons flames explosion-proof, fire-resistant, resistance to, it is adaptable to the emergent system of offshore platform
System, in the case of breaking out of fire and blast can safe operation, reduce casualties and property loss.
For solving the problems referred to above, the present invention provides techniques below scheme:
A kind of offshore platform emergent instrument cable of new type explosion proof fire prevention, described cable includes into cable core,
Described one-tenth cable core is twisted into by two insulated wire cores by two groups of insulated wire cores group twisted synthesizing cables, described insulated wire cores group
Cable；Described insulated wire cores includes conductor, and described conductor includes at least tinned copper conductor；Described conductor peripheral hardware
There is flame retardant coating, outside described flame retardant coating, be extruded with insulating barrier；Described insulated wire cores group is externally provided with braiding split screen layer, described volume
Knit and outside split screen layer, be extruded with nonmetal explosion-proof layer；Described become cable core outer layer be provided with fireprotection layer, described one-tenth cable core with
It is provided with high fire-retardance gasket for packing between described fireprotection layer, outside described fireprotection layer, is extruded with sheath, described sheath peripheral hardware
Having braiding armor, be extruded with sealing coat outside described braiding armor, the outer layer of described sealing coat sets the most successively
There are metal explosion-proof layer and oversheath.
Described conductor is formed by 7 tinned copper conductor bundle strands and the multiple of twisting pitch is not less than 20；Described is tin plating
The area of section of copper conductor is 0.5mm2～2.5mm2。
Described flame retardant coating includes the inside and outside two-layer calcining Mica tape overlapped, described inside and outside two-layer calcining cloud
The wrapped wrapped rate of putting up of master tape is 50%；Described fireprotection layer includes the two-layer calcining Mica tape overlapped, institute
The wrapped rate of putting up of the calcining Mica tape stated is 50%.
Described insulating barrier is the high resistance ethylene propylene rubber insulated layer of low-smoke non-halogen flame-retardant irradiation.
Described braiding split screen layer is formed by tinned copper conductor braiding, and the count of described braiding split screen layer is not less than
90%；Described braiding armor is formed by tinned copper conductor braiding, and the count of described braiding armor is not less than
90%.
Described nonmetal explosion-proof layer is low smoke halogen-free flame-retardant polyolefin explosion-proof layer.
Described sheath is high fire-retardance oxygen barrier sheath, and the oxygen index (OI) of described high fire-retardance oxygen barrier sheath is not less than
50；Described sealing coat is high fire-retardance oxygen barrier sealing coat, and the oxygen index (OI) of described high fire-retardance oxygen barrier sealing coat is not less than 50.
Described metal explosion-proof layer is aluminium alloy lock armo explosion-proof layer, and described oversheath is irradiation low-smoke non-halogen flame-retardant
Oil resistant polyolefin oversheath.
Beneficial effect: the present invention uses inside and outside double-deck fire proof construction, conductor outer with become to be surrounded with outside cable core calcining cloud
Master tape (fire-resistant more than 1000 DEG C) so that the fire resistance property that product is the strongest；Additionally use nonmetal explosion-proof layer simultaneously and add gold
Belonging to the inside and outside double-layer explosion-proof structure of explosion-proof layer, nonmetal explosion-proof layer uses the form that extrudes, and metal explosion-proof layer uses aluminium alloy interlocking
Shielded version, while adding explosion-proof performance, decreases the overall weight of cable, also add the soft type of cable,
It is easy to laying installation；The present invention has the dual property of anti-explosion fire, is particularly well-suited to offshore platform emergency system, is sending out
Can safe and stable operation in the case of calamity of lighting a fire and blast.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of the present invention.
Description of reference numerals: conductor 1, flame retardant coating 2, insulating barrier 3, weave split screen layer 4, nonmetal explosion-proof layer 5, high fire-retardance is filled out
Fill rope 6, fireprotection layer 7, sheath 8, weave armor 9, sealing coat 10, metal explosion-proof layer 11, oversheath 12.
Detailed description of the invention
Specific embodiment below according to the Figure of description detailed description present invention:
A kind of offshore platform emergent instrument cable of new type explosion proof fire prevention, described cable includes into cable core,
Described one-tenth cable core is twisted into by two insulated wire cores by two groups of insulated wire cores group twisted synthesizing cables, described insulated wire cores group
Cable；Described insulated wire cores includes conductor 1, and described conductor 1 includes at least tinned copper conductor 1；Described conductor 1
It is externally provided with flame retardant coating 2, outside described flame retardant coating 2, is extruded with insulating barrier 3；Described insulated wire cores group is externally provided with braiding split screen layer 4,
It is extruded with nonmetal explosion-proof layer 5 outside described braiding split screen layer 4；The described outer layer becoming cable core is provided with fireprotection layer 7, described
Become and be provided with high fire-retardance gasket for packing 6 between cable core and described fireprotection layer 7, outside described fireprotection layer 7, be extruded with sheath 8, institute
The sheath 8 stated is externally provided with braiding armor 9, is extruded with sealing coat 10, described sealing coat 10 outside described braiding armor 9
Outer layer be sequentially provided with metal explosion-proof layer 11 and oversheath 12 from inside to outside；Described conductor 1 is restrainted strand by 7 tinned copper conductors 1
Form and the multiple of twisting pitch is not less than 20；The area of section of described tinned copper conductor 1 is 0.5mm2～2.5mm2；Described
The flame retardant coating 2 inside and outside two-layer calcining Mica tape that includes overlapping, described inside and outside two-layer calcining Mica tape
The wrapped rate of putting up is 50%；Described fireprotection layer 7 includes the two-layer calcining Mica tape overlapped, described calcining cloud
The wrapped wrapped rate of putting up of master tape is 50%；Described insulating barrier 3 is that high resistance low-smoke non-halogen flame-retardant irradiation is ethylene propylene rubber insulated
Layer 3；Described braiding split screen layer 4 is formed by tinned copper conductor 1 braiding, and the count of described braiding split screen layer 4 is not less than
90%；Described braiding armor 9 is formed by tinned copper conductor 1 braiding, and the count of described braiding armor 9 is not less than
90%；Described nonmetal explosion-proof layer 5 is low smoke halogen-free flame-retardant polyolefin explosion-proof layer；Described sheath 8 is high fire-retardance oxygen barrier
Sheath 8, the oxygen index (OI) of described high fire-retardance oxygen barrier sheath 8 is not less than 50；Described sealing coat 10 be high fire-retardance oxygen barrier every
Absciss layer 10, the oxygen index (OI) of described high fire-retardance oxygen barrier sealing coat 10 is not less than 50；Described metal explosion-proof layer 11 joins for aluminium alloy
Lock armouring explosion-proof layer, described oversheath 12 is irradiation low-smoke non-halogen flame-retardant oil resistant polyolefin oversheath 12.
Low smoke halogen-free fire retardant polyolefin cable material is generally added flame retardant filler aluminium hydroxide, hydrogen-oxygen by polyolefin blend resin
Change magnesium and some appropriate antioxidant added to improve heat-resisting life combine, sometimes for sending out when reducing its burning
Smoke, is also added into some inhibitor of being fuming, such as vanadium, nickel, molybdenum, ferrum, silicon, compound nitrogen series.Low smoke halogen-free flame-retardant polyolefin electricity
The fire retardant mechanism of cable material is: during burning, and flame retardant filler aluminium hydroxide, magnesium hydroxide can discharge water of crystallization, absorbs big calorimetric
Amount；Meanwhile, dehydration can produce a large amount of water vapour, and it can dilute imflammable gas, thus stops burning, additionally can
Form one layer of not molten oxide duricrust not fired at material surface, block the passage that high polymer oxygen hot with the external world reacts, finally
Material is fire-retardant, self-extinguishment.
The present invention uses inside and outside double-deck fire proof construction, outer at conductor 1 and become to be surrounded with outside cable core that to calcine mica tape (fire-resistant
More than 1000 DEG C) so that the fire resistance property that product is the strongest；Additionally use nonmetal explosion-proof layer 5 simultaneously and add metal explosion-proof layer
The inside and outside double-layer explosion-proof structure of 11, nonmetal explosion-proof layer 5 uses and extrudes form, and metal explosion-proof layer 11 uses aluminium alloy lock armo
Form, while adding explosion-proof performance, decreases the overall weight of cable, also add the soft type of cable, it is simple to
Laying installation；The present invention has the dual property of anti-explosion fire, is particularly well-suited to offshore platform emergency system, and fire is occurring
Can safe and stable operation in the case of calamity and blast.
The above, be only presently preferred embodiments of the present invention, and not the technical scope to the present invention makes any limit
System, therefore every any trickle amendment, equivalent variations and modification above example made according to the technical spirit of the present invention, all
Still fall within the range of technical scheme.
Claims (8)
1. the offshore platform emergent instrument cable of new type explosion proof fire prevention, it is characterised in that: described cable includes
Becoming cable core, described one-tenth cable core is by two groups of insulated wire cores group twisted synthesizing cables, and described insulated wire cores group is by two covered wires
Core twisted synthesizing cable；Described insulated wire cores includes conductor, and described conductor includes at least tinned copper conductor；Described
Conductor is externally provided with flame retardant coating, is extruded with insulating barrier outside described flame retardant coating；Described insulated wire cores group is externally provided with braiding split screen layer,
It is extruded with nonmetal explosion-proof layer outside described braiding split screen layer；The described outer layer becoming cable core is provided with fireprotection layer, described one-tenth
Being provided with high fire-retardance gasket for packing between cable core and described fireprotection layer, be extruded with sheath outside described fireprotection layer, described is interior
Sheath is externally provided with braiding armor, is extruded with sealing coat outside described braiding armor, the outer layer of described sealing coat by interior to
It is sequentially provided with outward metal explosion-proof layer and oversheath.
A kind of emergent instrument cable of offshore platform new type explosion proof fire prevention the most according to claim 1, its feature exists
Formed by 7 tinned copper conductor bundles strands and the multiple of twisting pitch is not less than 20 in: described conductor；Described tinned copper conductor
Area of section be 0.5mm2～2.5mm2。
A kind of emergent instrument cable of offshore platform new type explosion proof fire prevention the most according to claim 1, its feature exists
In: described flame retardant coating includes the inside and outside two-layer calcining Mica tape overlapped, described inside and outside two-layer calcining mica tape
The wrapped wrapped rate of putting up is 50%；Described fireprotection layer includes the two-layer calcining Mica tape overlapped, described
The wrapped rate of putting up of calcining Mica tape is 50%.
A kind of emergent instrument cable of offshore platform new type explosion proof fire prevention the most according to claim 1, its feature exists
In: described insulating barrier is the high resistance ethylene propylene rubber insulated layer of low-smoke non-halogen flame-retardant irradiation.
A kind of emergent instrument cable of offshore platform new type explosion proof fire prevention the most according to claim 1, its feature exists
In: described braiding split screen layer is formed by tinned copper conductor braiding, and the count of described braiding split screen layer is not less than 90%；
Described braiding armor is formed by tinned copper conductor braiding, and the count of described braiding armor is not less than 90%.
A kind of emergent instrument cable of offshore platform new type explosion proof fire prevention the most according to claim 1, its feature exists
In: described nonmetal explosion-proof layer is low smoke halogen-free flame-retardant polyolefin explosion-proof layer.
A kind of emergent instrument cable of offshore platform new type explosion proof fire prevention the most according to claim 1, its feature exists
In: described sheath is high fire-retardance oxygen barrier sheath, and the oxygen index (OI) of described high fire-retardance oxygen barrier sheath is not less than 50；Described
Sealing coat be high fire-retardance oxygen barrier sealing coat, the oxygen index (OI) of described high fire-retardance oxygen barrier sealing coat be not less than 50.
A kind of emergent instrument cable of offshore platform new type explosion proof fire prevention the most according to claim 1, its feature exists
In: described metal explosion-proof layer is aluminium alloy lock armo explosion-proof layer, and described oversheath is irradiation low-smoke non-halogen flame-retardant oil resistant
Polyolefin oversheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610435264.9A CN106158120A (en) | 2016-06-13 | 2016-06-13 | A kind of offshore platform emergent instrument cable of new type explosion proof fire prevention |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610435264.9A CN106158120A (en) | 2016-06-13 | 2016-06-13 | A kind of offshore platform emergent instrument cable of new type explosion proof fire prevention |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106158120A true CN106158120A (en) | 2016-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610435264.9A Pending CN106158120A (en) | 2016-06-13 | 2016-06-13 | A kind of offshore platform emergent instrument cable of new type explosion proof fire prevention |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106782832A (en) * | 2016-12-23 | 2017-05-31 | 绵阳市长信电线电缆有限公司 | Anti-explosion cable and preparation method thereof |
-
2016
- 2016-06-13 CN CN201610435264.9A patent/CN106158120A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106782832A (en) * | 2016-12-23 | 2017-05-31 | 绵阳市长信电线电缆有限公司 | Anti-explosion cable and preparation method thereof |
| CN106782832B (en) * | 2016-12-23 | 2018-04-24 | 绵阳市长信电线电缆有限公司 | Anti-explosion cable and preparation method thereof |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161123 |