CN104867582A - Low-smoke halogen-free flame-retardant fireproof electronic computer cable - Google Patents
Low-smoke halogen-free flame-retardant fireproof electronic computer cable Download PDFInfo
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- CN104867582A CN104867582A CN201410057642.5A CN201410057642A CN104867582A CN 104867582 A CN104867582 A CN 104867582A CN 201410057642 A CN201410057642 A CN 201410057642A CN 104867582 A CN104867582 A CN 104867582A
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Abstract
A low-smoke halogen-free flame-retardant fireproof electronic computer cable disclosed by the present invention comprises a cable inner core and a cable outer layer. The cable inner core is formed by extruding a polyester tape and a separately shielding aluminum plastic compound tape on an insulating power wire core from inside to outside, the insulating power wire core is formed by extruding a polyethylene insulating layer on a conductor, and a ground wire is arranged in the separately shielding aluminum plastic compound tape. A flame-retardant netted filling tape, a PP wrapping tape lining layer, a total shielding aluminum plastic compound tape and a low-smoke halogen-free flame-retardant fireproof sheath layer containing a ground wire are extruded on the cable outer layer orderly from inside to outside. The cable of the present invention does not release a harmful gas and the smog when burning, does not cause a secondary disaster, is high in safety, is environment friendly, has no pollution, can be laid in various specific occasions, enables the service life of a product to be prolonged, and accords with an european union ROHS standard, thereby meeting the design requirements of being innovative in science and technology, being green environmental protection, being safe and having no pollution.
Description
Technical field
The present invention relates to cable, particularly relate to a kind of low-smoke non-halogen flame-retardant fire prevention electronic computer cable.
Background technology
In Fire Field, cable is the material transmitting flare, expand the murther of fire scope, can produce a large amount of dense smoke when cable fire, makes rescue work that difficulty occur, and containing a large amount of halogen gass in dense smoke, has increased the weight of the harm to rescue personnel.According to the U.S., 393 building fires are burnt to death to the analysis of causes of 1464 people, wherein lethal because of poisoning and anoxic have 1062 people, and account for 75.5% of dead sum, that is directly burnt to death by flame has 359 people, only accounts for 24.4%.A large amount of smog and poison gas can be smoked by people, cannot depart from scene and be scorched to death, and also make scene put out the fire and rescue generation difficulty.
At present, the occasion that the fire safety condition such as domestic skyscraper, oil, mine, metallurgy, boats and ships, power station, subway, tunnel is high, the cable insulation used, restrictive coating mostly adopt the material of Halogen.Fire, once spread, not only can produce a large amount of dense smoke, and can produce the very strong hydrogen halide of the corrosivity with " secondary disaster ", jeopardizes the life of people, harm equipment and contaminated environment.Along with the high speed development of World Economics and World Environment Organization are to the requirement of environmental protection, urgently developing green environment-friendly type safety cable is to meet the needs of human kind sustainable development, and this is the development trend of countries in the world, is also the common heartfelt wishes of the global people.
Summary of the invention
For overcoming above-mentioned deficiency, the object of the invention is to provide a kind of low-smoke non-halogen flame-retardant fire prevention electronic computer cable.
The solution of the present invention is as follows: a kind of low-smoke non-halogen flame-retardant fire prevention electronic computer cable, comprises cable inner core and cable outer layer, cable inner core by polyester belt, separated-shielding aluminium-plastic tape from inside to outside extruded insulation power wire core form; Insulated power core extrudes conductor by polyethylene layer to form; A ground wire is provided with in separated-shielding aluminium-plastic tape; Cable outer layer is extruded with fire-retardant netted gasket for packing, PP twining package tape inner covering, total shielding aluminium-plastic tape from inside to outside successively and includes the low-smoke non-halogen flame-retardant fireproof layer of a ground wire.
The number of the cable inner core in described cable outer layer is two or more.
Described conductor adopts high purity oxygen free copper silk, and can have some layers, every layer has some stocks with prismatic conductor, and per share have some monofilament conductors, twists on the contrary between layers.
Described cable inner core is formed by two insulated power core pair twists.
Described ground wire is the soft twisted copper wires of zinc-plated multiply.
Beneficial effect of the present invention: this product cable does not discharge pernicious gas and smog when burning, unlikelyly to cause " secondary disaster ", fail safe is high, environment friendly and pollution-free, can be suitable for various specific occasion lays, extend product useful life, meet European Union ROHS standard, thus reach the designing requirement of scientific and technical innovation, environmental protection, safety non-pollution.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention,
Wherein: 1, conductor; 2, polyethylene layer; 3, polyester belt; 4, separated-shielding aluminium-plastic tape; 5, ground wire; 6, fire-retardant netted gasket for packing; 7, PP twining package tape inner covering; 8, always aluminium-plastic tape is shielded; 9, low-smoke non-halogen flame-retardant fireproof layer.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described;
As shown in Figure 1, a kind of low-smoke non-halogen flame-retardant fire prevention electronic computer cable, comprises cable inner core and cable outer layer, cable inner core by polyester belt 3, separated-shielding aluminium-plastic tape 4 from inside to outside extruded insulation power wire core form; Insulated power core extrudes conductor 1 by polyethylene layer 2 to form; A ground wire 5 is provided with in separated-shielding aluminium-plastic tape 4; Cable outer layer is extruded with fire-retardant netted gasket for packing 6, PP twining package tape inner covering 7, total shielding aluminium-plastic tape 8 from inside to outside successively and includes the low-smoke non-halogen flame-retardant fireproof layer 9 of a ground wire 5.
The number of the cable inner core in described cable outer layer is two or more.
Described conductor 1 adopts high purity oxygen free copper silk, can have some layers, and every layer has some stocks with prismatic conductor, and per share have some monofilament conductors, twists on the contrary between layers.
Described cable inner core is formed by two insulated power core pair twists.
Described ground wire 5 is the soft twisted copper wires of zinc-plated multiply.
Cable inner core in cable outer layer can have two or two to form above insulated power core is stranded, also can have three/tri-to, four/tetra-to, five/five to or more insulated power core strand make, geometry is fixed, and stability is high, on cable can curvature impact very little.The structure that cable outer layer is arranged can prevent from mutually boning between them and affect the machinery, physics, electrical property etc. of cable.Restrictive coating is made up of low-smoke non-halogen flame-retardant fire proofing material, is the halogen-free environmental material that a kind of oxygen index is high.Such cable does not just discharge pernicious gas and smog when burning, and unlikelyly causes " secondary disaster ", and fail safe is high, environment friendly and pollution-free, can be suitable for various specific occasion lays, and extends product useful life.This product adds the structure of separated-shielding owing to have employed total shielding, effectively can reduce the crosstalk between each line pair, shield effectiveness is high, and anti-electromagnetic radiation ability is strong.Cable long-time running temperature: 90 DEG C, product appearance is bright and clean smooth, soft, the amount of being fuming is low, fire-retardant, fire prevention, Halogen, environmental protection, meet European Union ROHS standard.Thus reach the designing requirement of scientific and technical innovation, environmental protection, safety non-pollution.This product is widely used in ac rated voltage 500V and following electronic computer system, automated system, the Signal transmissions of distributing system and detecting instrument, the multipair shielded type cable of Instrument connection
Although give detailed description and explanation to the specific embodiment of the present invention above; but what should indicate is; we can carry out various equivalence according to conception of the present invention to above-mentioned execution mode and change and amendment; its function produced do not exceed that specification contains yet spiritual time, all should within protection scope of the present invention.
Claims (5)
1. low-smoke non-halogen flame-retardant fire prevention an electronic computer cable, comprise cable inner core and cable outer layer, it is characterized in that: cable inner core by polyester belt, separated-shielding aluminium-plastic tape from inside to outside extruded insulation power wire core form; Insulated power core extrudes conductor by polyethylene layer to form; A ground wire is provided with in separated-shielding aluminium-plastic tape; Cable outer layer is extruded with fire-retardant netted gasket for packing, PP twining package tape inner covering, total shielding aluminium-plastic tape from inside to outside successively and includes the low-smoke non-halogen flame-retardant fireproof layer of a ground wire.
2. low-smoke non-halogen flame-retardant fire prevention electronic computer cable according to claim 1, is characterized in that: the number of the cable inner core in described cable outer layer is two or more.
3. low-smoke halogen-free flame-retardant cable for electronic computers according to claim 1, it is characterized in that: described conductor adopts high purity oxygen free copper silk, and can have some layers, every layer has some stocks with prismatic conductor, per share have some monofilament conductors, twists on the contrary between layers.
4. low-smoke non-halogen flame-retardant fire prevention electronic computer cable according to claim 1, is characterized in that: described cable inner core is formed by two insulated power core pair twists.
5. low-smoke non-halogen flame-retardant fire prevention electronic computer cable according to claim 1, is characterized in that: described ground wire is the soft twisted copper wires of zinc-plated multiply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410057642.5A CN104867582A (en) | 2014-02-20 | 2014-02-20 | Low-smoke halogen-free flame-retardant fireproof electronic computer cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410057642.5A CN104867582A (en) | 2014-02-20 | 2014-02-20 | Low-smoke halogen-free flame-retardant fireproof electronic computer cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104867582A true CN104867582A (en) | 2015-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410057642.5A Pending CN104867582A (en) | 2014-02-20 | 2014-02-20 | Low-smoke halogen-free flame-retardant fireproof electronic computer cable |
Country Status (1)
| Country | Link |
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| CN (1) | CN104867582A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107644700A (en) * | 2016-12-20 | 2018-01-30 | 合肥亚飞电力设备有限公司 | A kind of high shielding cable of new intelligence instrument based on resistance to temperature technique of preventing fires |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4150249A (en) * | 1977-01-12 | 1979-04-17 | A/S Norsk Kabelfabrik | Flame resistant cable structure |
| CN201663005U (en) * | 2010-04-20 | 2010-12-01 | 上海索谷电缆集团有限公司 | Low-smoke halogen-free flame-retardant cable for electronic computers |
| CN201820500U (en) * | 2010-09-26 | 2011-05-04 | 安徽华能电缆集团有限公司 | Halogen-free low-smoke flame-retardant instrument cable for intrinsic safety |
| CN203746538U (en) * | 2014-02-20 | 2014-07-30 | 安徽华电线缆集团有限公司 | Low-smoke halogen-free flame-retardant fireproof electronic computer cable |
-
2014
- 2014-02-20 CN CN201410057642.5A patent/CN104867582A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4150249A (en) * | 1977-01-12 | 1979-04-17 | A/S Norsk Kabelfabrik | Flame resistant cable structure |
| CN201663005U (en) * | 2010-04-20 | 2010-12-01 | 上海索谷电缆集团有限公司 | Low-smoke halogen-free flame-retardant cable for electronic computers |
| CN201820500U (en) * | 2010-09-26 | 2011-05-04 | 安徽华能电缆集团有限公司 | Halogen-free low-smoke flame-retardant instrument cable for intrinsic safety |
| CN203746538U (en) * | 2014-02-20 | 2014-07-30 | 安徽华电线缆集团有限公司 | Low-smoke halogen-free flame-retardant fireproof electronic computer cable |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107644700A (en) * | 2016-12-20 | 2018-01-30 | 合肥亚飞电力设备有限公司 | A kind of high shielding cable of new intelligence instrument based on resistance to temperature technique of preventing fires |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150826 |
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| WD01 | Invention patent application deemed withdrawn after publication |