CN205751652U - A kind of Novel fire-resistant controls cable - Google Patents
A kind of Novel fire-resistant controls cable Download PDFInfo
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- CN205751652U CN205751652U CN201620707003.3U CN201620707003U CN205751652U CN 205751652 U CN205751652 U CN 205751652U CN 201620707003 U CN201620707003 U CN 201620707003U CN 205751652 U CN205751652 U CN 205751652U
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Abstract
This utility model provides a kind of Novel fire-resistant to control cable, and including stranded multiply core, described core includes oxygen-free copper conductor, and outside described oxygen-free copper conductor, from-inner-to-outer is coated with fireproof mica layer and fire-resistant polyolefin insulating barrier successively；Described core gap is filled with low-smoke non-halogen flame-retardant and fills；Outside described stranded multiply core, from-inner-to-outer is coated with the first belting layer successively, lower the temperature refuge floor, shield layer, the second belting layer, wear-resistance and oil-resistance ring protection jacket layer.This utility model construction of cable is simple, reasonable, compact, concentrates and achieves control cable fire, shielding fire-retardant, high, cable oil resistant, wear-resisting simultaneously, environmental protection low smoke, zero halogen, has stronger protection against rodents, ant bites ability.
Description
Technical field
This utility model relates to cable technology, particularly relates to a kind of Novel fire-resistant and controls cable.
Background technology
Fire-resisting cable is when fire occurs, and still ensures that circuit normal power-up in certain time, namely necessarily
Flame temperature burning under conditions of；Normal transmission electric energy in certain time, transmit various control signal, alarm signal so that
Illumination, fire protection alarm device and other emergency sets can continue energising within a certain period of time, make rescue work normally be entered
OK, the continued power time is the longest, it is desirable to the quality grade of fire-resisting cable is the highest.
The important public place decoration in the office building of modernization, hotel, restaurant, railway station etc. is more and more luxurious, use
Combustible gets more and more, and under conditions of just requiring once to catch fire as these important public places, electric wire can the most continually
Transmit electric power, carry escape, automatic alarm that various control signal and alarm signal are behaved, the startup of fire fighting device, rescue
And the use of emergency set provides valuable time, but under meeting cable excellence fire resistance premise, during by flame combustion,
Whether cable has prevention flame combustion ability, and combustion product is the most harmful, if with dense smoke, is all that examination one is excellent
The important performance assessment criteria of matter cable.
Meanwhile, by cable laying environmental effect, cable should be able to bear certain External Force Acting, can gnaw by rat-and-ant proof, resistance to
Mill, oil resistance are excellent, adaptable, also become the high-grade product required for current market.
Utility model content
The purpose of this utility model is, considers for above-mentioned more actual safety factors, in conjunction with market demand, proposes
One is provided simultaneously with high fire resistance, high flame retardant, low smoke and zero halogen environmental protection, and rat-and-ant proof, the Novel fire-resistant of oil resistant wear-resisting type control electricity
Cable, this Novel fire-resistant controls that the construction of cable is simple, and cable electrical superior performance, resistance to ag(e)ing are good, fire-retardant, fire resistance is high, anti-
Mus ant ability is strong, and low smoke, zero halogen environmental protection, is a kind of ideal the most intensive place of the personnel that are layed in or the control of building
Cable processed.
For achieving the above object, the technical solution adopted in the utility model is: Novel fire-resistant controls cable, including stranded
Multiply core, described core includes oxygen-free copper conductor, and outside described oxygen-free copper conductor, from-inner-to-outer is coated with fireproof mica layer successively
With fire-resistant polyolefin insulating barrier；Described core gap is filled with low-smoke non-halogen flame-retardant and fills；Outside described stranded multiply core, from
Interior and outer first belting layer that is coated with successively, lower the temperature refuge floor, shield layer, the second belting layer, wear-resistance and oil-resistance environmental protection sheath
Layer.
This utility model construction of cable is simple, reasonable, compact, concentrates and achieves control cable fire, shielding fire-retardant, high
Property, simultaneously cable oil resistant, wear-resisting, environmental protection low smoke, zero halogen, there is stronger protection against rodents, ant bites ability.
Further, described oxygen-free copper conductor is solid conductor.
Further, the copper material of described oxygen-free copper conductor is the red copper that purity is more than 99.98%.
Further, described fireproof mica layer is synthetic mica tape lapping layer, and closer, described fireproof mica layer is
Two-sided synthetic mica tape lapping layer, its temperature resistant grade is more than 1000 DEG C, and two-sided synthetic mica tape is that fire safe type electric wire is optimal
Refractory material, temperature resistant grade is high, the coefficient of expansion is little, dielectric strength is big, resistivity is high, and this material has stronger insulation effect simultaneously.
Further, described low-smoke non-halogen flame-retardant is filled to flame resistant filler rope, if core radical can normally ordering, it is also possible to
It is not filled with.
Further, described fire-resistant polyolefin insulating barrier selects anti-drippage type to extrude by ceramic polyolefine material, this material
Using common cable material of polyolefin process equipment, one-shot forming, technique is simple, can produce continuously, compare Ceramic silicon rubber not
Needing post bake to vulcanize, energy consumption is less, and technological operation is simpler, and production cost is lower.
Further, described cooling refuge floor is the low-smoke halogen-free flame-resistant polyolefin oxygen barrier that oxygen index (OI) is more than 38.Work as chance
During fire burning, this material will separate out moisture to reduce ambient temperature, and form molten aluminium oxide duricrust not fired, to completely cut off
Cable core and extraneous air contact, the cable of burning, by self-extinguish, is improve the fire-retardant rank of cable simultaneously, is playing cooling
The effect of fire insulation.
Further, described shield layer selects brass band as armouring screen layer.This structure had both served as control cable
Screen layer, be the most also simultaneously the armor of protection cable core.
Further, described wear-resistance and oil-resistance ring protection jacket layer selects flame retardant type elastomer sheathing material to extrude.This protective cover material with
Polyurethane elastomer resins is base material, add high-quality fire retardant and some other special mould agent, blended, plasticizing, pelletize and make
Become, there is the toughness of brilliance, oil resistivity, wearability.
It is simple, reasonable, compact that this utility model one Novel fire-resistant controls the construction of cable, has compared with prior art
Advantages below:
(1) electric property is superior, and inorganic mineral insulation synthetic refractory mica tape plays double-deck effect, at cable without flame
In the case of calcination, there is stronger insulating effect；In the case of cable is by flame calcination, as flame retardant coating, (temperature resistant grade is more than
1000 DEG C), it is ensured that cable normal power supply within a certain period of time.
(2) safety is good, and a kind of Novel fire-resistant controls cable, uses and extrudes ceramic low-smoke halide-free fireproof composite polyolefine material
As the second flame retardant coating and second insulating barrier of core, ceramic low-smoke halogen-free polyolefin refractory matter is at ceramic fireproof
For a novel high-performance refractory material of fire-resistant wire and cable exploitation on the basis of silicone rubber.It is with vistanex as base
Material, adds and efficiently becomes porcelain filling, fire retardant and other function additives, forms through mixing, plasticizing, pelletize.
Compared with traditional low-smoke halogen-free material, have an advantage in that: can generate hard under flame calcination or hot conditions
Ceramic-like duricrust, duricrust does not melts, does not drips, and water resistant can spray, and has extraordinary heat insulation fire insulation effect, it is ensured that fire
What in the case of calamity, electric power and information controlled is unimpeded, strives for valuable time for personnel escape and fire-fighting and rescue
When burning the most nontoxic, will not produce secondary pollution, fire resistance is high, burns in the big fire of 950 degrees Celsius
180 minutes, it is ensured that normal power supply.
(3) practical, this utility model one Novel fire-resistant controls, according to relevant design specification and market demand, logical
Cross double-deck flame retardant coating, lower the temperature refuge floor, shield layer, the rational Design on Plane of ring protection jacket layer quaternity, it is achieved that cable
Overall high fire resistance, high-fire-resistance, high shielding, high oil resistant, wearability and rat-and-ant proof, the construction of cable is the compactest, anti-
Interference performance is strong, and accommodative ability of environment is strong.
(4) low smoke and zero halogen, environmental protection, this utility model one Novel fire-resistant is controlled cable, is set by rational structure
Meter, the product made, under possessing fire-retardant, fire-resistant, rat-and-ant proof, oil resistant, wear-resisting premise, takes into full account the green ring under combustion case
Protecting characteristic, material therefor is all low smoke and zero halogen material, by can ceramic polyolefin and the cooling refuge floor of high oxygen index (OI) so that
Cable overall flame fire resistance is obviously improved, can be by fire-retardant A class combustion experiment, and carbonization is the lowest, is a kind of outstanding
WDZA type product.
This utility model one Novel fire-resistant controls cable environmental protection after testing, and burning does not produce harmful halogen gas,
Halogen performance pH weighted value >=4.3 of cable, electrical conductivity weighted value≤10 μ S/mm, minimum light transmittance >=60% of low cigarette characteristic,
Electric property is superior, fire resistance can realize 950 DEG C/180min (existing GB GB/T19666 requires experimental temperature be 750 DEG C/
90min)。
Accompanying drawing explanation
Fig. 1 is that this utility model one Novel fire-resistant controls cross-section of cable schematic diagram.
Detailed description of the invention
Below in conjunction with embodiment, this utility model is further illustrated:
Embodiment 1
Fig. 1 is that this utility model one Novel fire-resistant controls cross-section of cable schematic diagram.
Present embodiment discloses a kind of Novel fire-resistant and control cable, its structure as it is shown in figure 1, include 7 stranded strand cores,
Described core includes oxygen-free copper conductor 1, and described oxygen-free copper conductor 1 is sub-thread solid conductor, and its copper material used is that purity is more than
The red copper of 99.98%.Described core also includes interior and outer fireproof mica layer 2 (the two-sided conjunction being coated on successively outside oxygen-free copper conductor
Become mica tape), fire-resistant polyolefin insulating barrier 3 (low smoke and zero halogen ceramic polyolefin insulation layer).
Wherein oxygen-free copper conductor 1 is conductor, and electric property is remarkable, and conductivity is high, and it is whole that two-sided synthetic mica tape serves as cable
First fire lagging of body, described fire-resistant polyolefin insulating barrier 3, serves as the second fire lagging that cable is overall, uses general
Logical cable material of polyolefin process equipment, one-shot forming, technique is simple, can produce continuously, compare Ceramic silicon rubber and need not two
Secondary adding heat cure, energy consumption is less, and technological operation is simpler, and production cost is lower, and described fire-resistant polyolefin insulating barrier 3 is as the
While two fire laggings, also improve the fire resistance that cable is overall.
Described 7 strand cores stranding simultaneously is stranded；Outside described stranded core, from-inner-to-outer is coated with the first belting layer successively
5 (low-smoke non-halogen flame-retardant bands), cooling refuge floor 6, shield layer the 7, second belting layer 8 (low-smoke non-halogen flame-retardant band), resistance to
Mill oil resistant ring protection jacket layer 9.Described first belting layer 5 and the second belting layer 8, in the case of flame calcination, have stronger fire-retardant effect
Really, combustion product low smoke and zero halogen environmental protection, described cooling refuge floor 6 uses the low-smoke non-halogen flame-retardant polyene that oxygen index (OI) is more than 38
Hydrocarbon oxygen barrier layered material extrudes, when meet fire burning time, this material will separate out moisture to reduce ambient temperature, and formed one melt do not fire
Aluminium oxide duricrust, to completely cut off cable core and extraneous air contact, the cable of burning, by self-extinguish, is improve the resistance of cable
Combustion rank simultaneously, plays the effect of cooling fire insulation.
Described wear-resisting, oil resistant ring protection jacket layer is environment friendly flame-retardant thermoplastic urethane jacket, this urethane jacking with
Polyurethane elastomer resins is base material, add high-quality fire retardant and some other special mould agent, blended, plasticizing, pelletize and make
Become, there is the toughness of brilliance, oil resistivity, wearability.
Embodiment 2
Present embodiment discloses a kind of Novel fire-resistant and control cable, its structure is substantially the same manner as Example 1, except for the difference that originally
Described in embodiment, a kind of Novel fire-resistant controls cable, and contained core number is more, and informal twisted synthesizing cable, and stranding gap is filled out
It is filled with low-smoke non-halogen flame-retardant gasket for packing.
This utility model is not limited to a kind of Novel fire-resistant described in above-described embodiment and controls cable, and wherein oxygen-free copper is led
The change of body structure, each layer thickness change all within protection domain of the present utility model.
Last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model, rather than it is limited
System；Although being described in detail this utility model with reference to foregoing embodiments, those of ordinary skill in the art should
Understand: the technical scheme described in foregoing embodiments still can be modified by it, or to the most some or all of
Technical characteristic carries out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from this practicality new
The scope of type each embodiment technical scheme.
Claims (9)
1. a Novel fire-resistant controls cable, it is characterised in that including stranded multiply core, described core includes that oxygen-free copper is led
Body (1), outward, from-inner-to-outer is coated with fireproof mica layer (2) and fire-resistant polyolefin insulating barrier to described oxygen-free copper conductor (1) successively
(3)；Described core gap is filled with low-smoke non-halogen flame-retardant and fills (4)；Outside described stranded multiply core, from-inner-to-outer wraps successively
It is covered with the first belting layer (5), cooling refuge floor (6), shield layer (7), the second belting layer (8), wear-resistance and oil-resistance environmental protection sheath
Layer (9).
The most according to claim 1, Novel fire-resistant controls cable, it is characterised in that described oxygen-free copper conductor is solid conductor.
The most according to claim 2, a kind of Novel fire-resistant controls cable, it is characterised in that the copper material of described oxygen-free copper conductor is
The purity red copper more than 99.98%.
The most according to claim 1, a kind of Novel fire-resistant controls cable, it is characterised in that described fireproof mica layer is synthesis cloud
Master tape lapping layer.
The most according to claim 1, a kind of Novel fire-resistant controls cable, it is characterised in that described fire-resistant polyolefin insulating barrier selects
Can extrude by ceramic polyolefine material by anti-drippage type.
The most according to claim 1, a kind of Novel fire-resistant controls cable, it is characterised in that described low-smoke non-halogen flame-retardant is filled to
Flame resistant filler rope.
The most according to claim 1, a kind of Novel fire-resistant controls cable, it is characterised in that described cooling refuge floor is oxygen index (OI)
Low-smoke halogen-free flame-resistant polyolefin oxygen barrier more than 38.
The most according to claim 1, a kind of Novel fire-resistant controls cable, it is characterised in that described shield layer selects pyrite
Band is as armouring screen layer.
The most according to claim 1, a kind of Novel fire-resistant controls cable, it is characterised in that described wear-resistance and oil-resistance ring protection jacket layer
Flame retardant type elastomer sheathing material is selected to extrude.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620707003.3U CN205751652U (en) | 2016-07-06 | 2016-07-06 | A kind of Novel fire-resistant controls cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620707003.3U CN205751652U (en) | 2016-07-06 | 2016-07-06 | A kind of Novel fire-resistant controls cable |
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| CN205751652U true CN205751652U (en) | 2016-11-30 |
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| CN201620707003.3U Active CN205751652U (en) | 2016-07-06 | 2016-07-06 | A kind of Novel fire-resistant controls cable |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107527679A (en) * | 2017-07-07 | 2017-12-29 | 浙江中兴电缆有限公司 | A kind of double-layer coextrusion insulated fire resisting irradiation crosslinking halogen-free low-smoke and flame retardant electric wire and preparation method and co-extruder head |
| CN107658056A (en) * | 2017-10-31 | 2018-02-02 | 正威科技（深圳）有限公司 | A kind of high speed optoelectronic composite cable |
| CN107978392A (en) * | 2017-11-20 | 2018-05-01 | 浙江工业大学之江学院 | A kind of anticorrosion abrasion resistant fire blocking cable |
| CN109036652A (en) * | 2018-09-07 | 2018-12-18 | 上海朗达电缆（集团）有限公司 | A kind of subway fire prevention signal cable and its manufacture craft |
| CN109360690A (en) * | 2018-11-27 | 2019-02-19 | 通鼎互联信息股份有限公司 | A kind of flat lock armo fire resisting cable for digital communication |
| CN109411147A (en) * | 2018-11-27 | 2019-03-01 | 通鼎互联信息股份有限公司 | A kind of fire resisting cable for digital communication |
-
2016
- 2016-07-06 CN CN201620707003.3U patent/CN205751652U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107527679A (en) * | 2017-07-07 | 2017-12-29 | 浙江中兴电缆有限公司 | A kind of double-layer coextrusion insulated fire resisting irradiation crosslinking halogen-free low-smoke and flame retardant electric wire and preparation method and co-extruder head |
| CN107658056A (en) * | 2017-10-31 | 2018-02-02 | 正威科技（深圳）有限公司 | A kind of high speed optoelectronic composite cable |
| CN107978392A (en) * | 2017-11-20 | 2018-05-01 | 浙江工业大学之江学院 | A kind of anticorrosion abrasion resistant fire blocking cable |
| CN109036652A (en) * | 2018-09-07 | 2018-12-18 | 上海朗达电缆（集团）有限公司 | A kind of subway fire prevention signal cable and its manufacture craft |
| CN109036652B (en) * | 2018-09-07 | 2024-05-28 | 上海朗达电缆（集团）有限公司 | Fireproof signal cable for subway and manufacturing process thereof |
| CN109360690A (en) * | 2018-11-27 | 2019-02-19 | 通鼎互联信息股份有限公司 | A kind of flat lock armo fire resisting cable for digital communication |
| CN109411147A (en) * | 2018-11-27 | 2019-03-01 | 通鼎互联信息股份有限公司 | A kind of fire resisting cable for digital communication |
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