CN104332227A - Environment-friendly, high-temperature-resistant and anti-shielding industrial control cable - Google Patents
Environment-friendly, high-temperature-resistant and anti-shielding industrial control cable Download PDFInfo
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- CN104332227A CN104332227A CN201410654631.5A CN201410654631A CN104332227A CN 104332227 A CN104332227 A CN 104332227A CN 201410654631 A CN201410654631 A CN 201410654631A CN 104332227 A CN104332227 A CN 104332227A
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Abstract
The invention discloses an environment-friendly, high-temperature-resistant and anti-shielding industrial control cable, comprising a cable body that includes conductors, an insulating layer, a shielding layer, an inner sheath and an outer sheath. The conductor is arranged inside the cable body; the section of the conductor is circular in shape; a copper foil layer is extruded outside the conductor; the insulating layer is tightly extruded outside the copper foil layers; the gap part between the insulating layer and the copper foil layers is filled with fillers; the shielding layer is tightly extruded outside the insulating layer; a plurality of uniformly arranged drainage cores are arranged inside the shielding layer; a resin bonding layer is arranged between the shielding layer and the insulating layer; a metal coating is arranged on the outer surface of the shielding layer; a reinforcing layer and a refractory layer are arranged outside the metal coating from inside to outside; the inner sheath is arranged on the outer surface of the refractory layer; the outer sheath is tightly extruded on the surface of the inner sheath. The environment-friendly, high-temperature-resistant and anti-shielding industrial control cable has the advantages of reasonable structural design, long service life and good shielding resistance.
Description
Technical field
The present invention relates to field of cables, particularly relate to a kind of environment friendly heat resistant anti-shielding Industry Control cable.
Background technology
At present, electric wire is extensively applied to industrial production, communications and transportation, architectural engineering and facility, even comprise the high-end field of space and ocean, capital uses cable, along with socioeconomic development, cable kind constantly update and perfect, output is also continuing to increase, just because cable is in the application of different field, people also improve its requirement thereupon, existing cable can not meet the needs of industry because of material or structural problem, Chinese patent literature discloses the high temperature resistant height shielding environment-friendly cable that a kind of application number is CN201320340894.X, it is by conductor, rubber insulation and oversheath are formed, the effect of fire-proof high-temperature resistant is played by the flame retardant coating arranged in cable, and in cable, be provided with the screen adopting zinc-plated copper wire mesh grid pipe to make, but this kind of structural cable because of its structural design unreasonable, the needs of existing people can not be met, in the area that some environment are comparatively severe, this structure can not well adapt to, useful life is of short duration, thus bring inconvenience to the maintenance of later stage cable, entreprise cost also increases considerably.
Summary of the invention
In order to overcome the defect of above-mentioned prior art, the object of this invention is to provide a kind of environment friendly heat resistant anti-shielding Industry Control cable, it comprises cable body, and described cable body comprises conductor, insulating barrier, screen, inner sheath and oversheath.Conductor is arranged at cable body inside; Conductors cross is circular configuration; Conductor outside is extruded with one deck copper foil layer; Copper foil layer is closely extruded with a layer insulating outward; Gap portion between insulating barrier and copper foil layer is provided with filler; Insulating barrier is closely extruded with one deck screen outward; Screen inside is provided with some evenly distributed guide cores; Resin bonded laminate is provided with between screen and insulating barrier; Screen outer surface is provided with the coat of metal; The coat of metal is disposed with reinforced layer and flame retardant coating from inside to outside; Flame retardant coating outer surface is provided with one deck inner sheath; Oversheath is closely extruded in inner sheath surface.
The present invention possesses the advantages such as reasonable in design, long service life and anti-shielding are good.
The present invention solves its technical problem, the technical scheme adopted is: a kind of environment friendly heat resistant anti-shielding Industry Control cable, it comprises cable body, and described cable body comprises conductor, insulating barrier, screen, inner sheath and oversheath, and described conductor is arranged at cable body inside; Described conductors cross is circular configuration; Described conductor outside is extruded with one deck copper foil layer; Described copper foil layer is closely extruded with a layer insulating outward; Gap portion between described insulating barrier and copper foil layer is provided with filler; Described insulating barrier is closely extruded with one deck screen outward; Described screen inside is provided with some evenly distributed guide cores; Resin bonded laminate is provided with between described screen and insulating barrier; Described screen outer surface is provided with the coat of metal; The described coat of metal is disposed with reinforced layer and flame retardant coating from inside to outside; Described flame retardant coating outer surface is provided with one deck inner sheath; Described oversheath is closely extruded in inner sheath surface.
Above-mentioned a kind of environment friendly heat resistant anti-shielding Industry Control cable, described screen is made up of iron-nickel alloy carrying material.
Above-mentioned a kind of environment friendly heat resistant anti-shielding Industry Control cable, described insulating layer material is ethylene propylene rubber insulation material.
Above-mentioned a kind of environment friendly heat resistant anti-shielding Industry Control cable, described conductor is any one in single copper wire, stranded bare copper wire or stranded tinned copper wire.
Above-mentioned a kind of environment friendly heat resistant anti-shielding Industry Control cable, the described coat of metal adopts the surface treatment modes such as plating, chemical plating, vacuum distillation plating or ion plating that metal material is plated on screen surface.
Above-mentioned a kind of environment friendly heat resistant anti-shielding Industry Control cable, described flame retardant coating material is that Ceramic silicon rubber is formed.
Above-mentioned a kind of environment friendly heat resistant anti-shielding Industry Control cable, the conductor that described insulating barrier, screen and reinforced layer are all arranged with cable body center is that the center of circle evenly arranges to outdiffusion and forms.
Above-mentioned a kind of environment friendly heat resistant anti-shielding Industry Control cable, described reinforced layer is the square grid shape structure of stainless steel wire braiding.
Owing to have employed such scheme, compared with prior art, the present invention has following beneficial effect:
1, described conductor is any one in single copper wire, stranded bare copper wire or stranded tinned copper wire, not only substantially increase the operating efficiency of cable, also make its work more stable, and described core structure is easy to processing, making length is unrestricted, there is during use certain flexibility and bendability, facilitate the laying of workpeople.
2, described insulating barrier adopts ethylene propylene rubber insulation material to make, because ethylene-propylene rubber has the characteristic such as excellent weather, resistance to ozone, heat-resisting, acid and alkali-resistance, resistance to steam, thus the stability of cable is improved, and surface of insulating layer coefficient of friction is large, cable is when uninterrupted bending, also can not there is relative displacement in insulating barrier part, thus ensure the normal output of electric property.
3, described flame retardant coating is that Ceramic silicon rubber is formed, and under the condition of burning, becomes the refractory heat-insulating structure of ceramic-like solid refractory heat-insulating cover when meeting high temperature, ceramic silicon materials are under burning condition, meet fire then to crust, reinforced layer is tightly wrapped up, there is good effect of heat insulation.
4, the polymeric barrier layer materials arranged in described cable body is iron-nickel alloy band, and iron-nickel alloy band is a kind of strong magnetic material, effectively can overcome the interference of high-intensity magnetic field, by electromagnetic shielding, and there is good magnetic conduction and absorbing property, prevent magnetic field from producing coupling effect, offset magnetic screen, greatly improve the electromagnetic pulse-resisting performance of cable, for cable provides excellent shielding properties and interference free performance.
5, described insulating barrier and the middle resin bonded laminate arranged of screen are not only bonded together with insulating barrier, also be bonded together with screen, thus make cable can not make when installation and operation process to form the gap that can enter moisture or water by producing relative displacement when external force extruding or transmission between insulating barrier and conductor, improve the water resistance of cable, make conductor oxidative phenomena can not occur, improve the stability of cable transmission performance, and longer service life, make the concentricity of cable stablize simultaneously, be conducive to the control to jitter.
6, the copper foil layer structure that described conductor is arranged outward is that copper moulds structure, when copper foil layer is heated, together with described copper foil layer closely bonds with insulating barrier, form stable concentricity structure, avoid skew and the distortion of cable signal, meanwhile, also can form a metal cylinder, be conducive to the improvement of the stable and shielding attenuation of decaying.
7, the described coat of metal adopts the surface treatment modes such as plating, chemical plating, vacuum distillation plating or ion plating metal material to be plated on screen surface, thus provide a kind of complete totally enclosed screen for conductor, to make the interference of signal from external electromagnetic field of conductor propagation, also can prevent the leakage signal that conductor upwards transmits simultaneously, and then the reliability of signal transmission can be guaranteed.
8, described inner sheath adopts polyether sulfone materials to make, and namely it has nontoxicity, self-extinguishment and does not add any fire retardant excellent flame retardancy, and hydrolysis, can resistance to 150 ~ 160 DEG C of steam, at high temperature also can not by the erosion of bronsted lowry acids and bases bronsted lowry.
9, described oversheath material is polyurethane, due to polyurethane have that intensity is high, resistance to wear, impact resilience, the performance such as anti-dry and cracked, UV resistant and high-low temperature resistant, more reliable for oversheath, and ensure that the stability of the construction of cable, ensure that oversheath there will not be wearing and tearing in cable alternating bending process, extend the useful life of cable.
Accompanying drawing explanation
Fig. 1 is cross-sectional structure schematic diagram of the present invention;
Fig. 2 is conductor structure schematic diagram of the present invention;
Wherein: 1, cable body; 2, conductor; 3, filler; 4, guide core; 5, copper foil layer; 6, insulating barrier; 7, resin bonded laminate; 8, screen; 9, the coat of metal; 10, reinforced layer; 11, flame retardant coating; 12, inner sheath; 13, oversheath.
Embodiment
As shown in Figure 1 to Figure 2, the first embodiment of the present invention is: a kind of environment friendly heat resistant anti-shielding Industry Control cable, it comprises cable body 1, described cable body 1 comprises conductor 2, insulating barrier 6, screen 8, inner sheath 12 and oversheath 13, and it is inner that described conductor 2 is arranged at cable body 1; Described conductor 2 cross section is circular configuration; Described conductor 2 outside is extruded with one deck copper foil layer 5; Described copper foil layer 5 is outer is closely extruded with a layer insulating 6; Gap portion between described insulating barrier 6 and copper foil layer 5 is provided with filler 3; Described insulating barrier 6 is outer is closely extruded with one deck screen 8; Described screen 8 inside is provided with some evenly distributed guide cores 4; Resin bonded laminate 7 is provided with between described screen 8 and insulating barrier 6; Described screen 8 outer surface is provided with the coat of metal 9; The described coat of metal 9 is disposed with reinforced layer 10 and flame retardant coating 11 from inside to outside; Described flame retardant coating 11 outer surface is provided with one deck inner sheath 12; Described oversheath 13 is closely extruded in inner sheath 12 surface.
Conductor 2 cross section that described cable body 1 is arranged is circular configuration, and cable body 1 inner wire quantity is 7, its diameter is 40mm, and a conductor 2 is arranged on cable body 1 center, all the other six roots of sensation as center radially structural arrangement around it, this kind of structure can make the Signal transmissions of cable body 1 more stable, makes signal more concentrated; And described conductor 2 is any one in single copper wire, stranded bare copper wire or stranded tinned copper wire, not only substantially increase the operating efficiency of cable, also make its work more stable, and described conductor 2 structure is easy to processing, making length is unrestricted, there is during use certain flexibility and bendability, facilitate the laying of workpeople; Copper foil layer 5 structure of described conductor 2 outer cladding is that copper moulds structure, when copper foil layer 5 is heated, together with described copper foil layer 5 closely bonds with insulating barrier 6, form stable concentricity structure, avoid skew and the distortion of cable signal, meanwhile, also can form a metal cylinder, be conducive to the improvement of the stable of signal attenuation and shielding attenuation; The filler 3 arranged between described copper foil layer 5 and insulating barrier 6 is woven by stainless steel material to form, and be square grid shape structure, thus improve the overall structure performance of cable body 1, totally enclosed type design is adopted to improve oil resistant humidity resistance and the structural strength of cable body 1, can adapt to comparatively use in rugged environment, ensure that the safety of electric power transfer; Described insulating barrier 6 adopts ethylene propylene rubber insulation material to make, because ethylene-propylene rubber has the characteristic such as excellent weather, resistance to ozone, heat-resisting, acid and alkali-resistance, resistance to steam, thus the stability of cable is improved, and insulating barrier 6 skin-friction coefficient is large, cable is when uninterrupted bending, also can not there is relative displacement in insulating barrier 6, thus ensure the normal output of electric property; The material of described screen 8 is iron-nickel alloy band, and iron-nickel alloy band is a kind of strong magnetic material, effectively can overcome the interference of high-intensity magnetic field, by electromagnetic shielding, and there is good magnetic conduction and absorbing property, prevent magnetic field from producing coupling effect, offset magnetic screen, greatly improve the electromagnetic pulse-resisting performance of cable body 1, for cable body 1 provides excellent shielding properties and interference free performance; The resin bonded laminate 7 arranged between described insulating barrier 6 and screen 8 is not only bonded together with insulating barrier 6, also be bonded together with screen 8, thus make cable can not make when installation and operation process to form the gap that can enter moisture or water by producing relative displacement when external force extruding or transmission between insulating barrier 6 and conductor 2, improve the water resistance of cable, make conductor 2 oxidative phenomena can not occur, improve the stability of cable body 1 transmission performance, and longer service life, make the concentricity of cable stablize simultaneously, be conducive to the control to jitter; And be provided with 8 guide cores 4 in described screen 8, be not only conducive to the grounding of cable, and the continuity of screen 8 can be guaranteed; The outer coat of metal 9 arranged of described screen 8 adopts the surface treatment modes such as plating, chemical plating, vacuum distillation plating or ion plating metal material to be plated on screen 8 surface, thus provide a kind of complete totally enclosed screen 8 for conductor 2, the signal transmitted to make conductor 2 is from the interference of external electromagnetic field, also can prevent the leakage signal that conductor 2 upwards transmits simultaneously, and then the reliability of signal transmission can be guaranteed; Described reinforced layer 10 adopts aluminium-plastic tape to make, add the bulk strength of cable body 1, avoiding in installation process can cause cable to disconnect because of needs stretching etc., also avoid because long-time use, aging and the appearance of the problems such as disconnection of cable, under the prerequisite of wananty costs, improve the intensity of shielded type cable; Described flame retardant coating 11 is formed for Ceramic silicon rubber, under the condition of burning, becomes the refractory heat-insulating structure of ceramic-like solid refractory heat-insulating cover when meeting high temperature, ceramic silicon materials are under burning condition, meet fire then to crust, reinforced layer 10 is tightly wrapped up, there is good effect of heat insulation; And the outer inner sheath 12 arranged of described flame retardant coating 11 is made for polyether sulfone materials, namely it has nontoxicity, self-extinguishment and does not add any fire retardant excellent flame retardancy, and hydrolysis, can resistance to 150 ~ 160 DEG C of steam, at high temperature also can not by the erosion of bronsted lowry acids and bases bronsted lowry; Outer one deck oversheath 13 material closely extruded of described inner sheath 12 is polyurethane, due to polyurethane have that intensity is high, resistance to wear, impact resilience, the performance such as anti-dry and cracked, UV resistant and high-low temperature resistant, more reliable for oversheath, and ensure that the stability of cable body 1 structure, ensure that oversheath 13 there will not be wearing and tearing in cable alternating bending process, extend the useful life of cable body 1.
The above is the embodiment of the present invention, therefore all equivalences done according to structure, feature and the principle described in the present patent application scope change or modify, and are included in patent claim of the present invention.
Claims (8)
1. an environment friendly heat resistant anti-shielding Industry Control cable, it comprises cable body (1), described cable body (1) comprises conductor (2), insulating barrier (6), screen (8), inner sheath (12) and oversheath (13), it is characterized in that: it is inner that described conductor (2) is arranged at cable body (1); Described conductor (2) cross section is circular configuration; Described conductor (2) outside is extruded with one deck copper foil layer (5); Described copper foil layer (5) is closely extruded with a layer insulating (6) outward; Gap portion between described insulating barrier (6) and copper foil layer (5) is provided with filler (3); Described insulating barrier (6) is closely extruded with one deck screen (8) outward; Described screen (8) inside is provided with some evenly distributed guide cores (4); Resin bonded laminate (7) is provided with between described screen (8) and insulating barrier (6); Described screen (8) outer surface is provided with the coat of metal (9); The described coat of metal (9) is disposed with reinforced layer (10) and flame retardant coating (11) from inside to outside; Described flame retardant coating (11) outer surface is provided with one deck inner sheath (12); Described oversheath (13) is closely extruded in inner sheath (12) surface.
2. a kind of environment friendly heat resistant anti-shielding Industry Control cable according to claim 1, is characterized in that: described screen (8) is made up of iron-nickel alloy carrying material.
3. a kind of environment friendly heat resistant anti-shielding Industry Control cable according to claim 1, is characterized in that: described insulating barrier (6) material is ethylene propylene rubber insulation material.
4. a kind of environment friendly heat resistant anti-shielding Industry Control cable according to claim 1, is characterized in that: described conductor (2) is single copper wire, one in stranded bare copper wire or stranded tinned copper wire.
5. a kind of environment friendly heat resistant anti-shielding Industry Control cable according to any one of claim 1 to 4, is characterized in that: the described coat of metal (9) adopts plating, chemical plating, vacuum distillation plating or ion plating surface treatment mode metal material to be plated on screen (8) surface.
6. a kind of environment friendly heat resistant anti-shielding Industry Control cable according to any one of claim 1 to 4, is characterized in that: described flame retardant coating (11) material is that Ceramic silicon rubber is formed.
7. a kind of environment friendly heat resistant anti-shielding Industry Control cable according to any one of claim 1 to 4, is characterized in that: the conductor (2) that described insulating barrier (6), screen (8) and reinforced layer (10) are all arranged with cable body (1) center forms for the center of circle evenly arranges to outdiffusion.
8. a kind of environment friendly heat resistant anti-shielding Industry Control cable according to any one of claim 1 to 4, is characterized in that: the square grid shape structure that described reinforced layer (10) weaves for stainless steel wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410654631.5A CN104332227A (en) | 2014-11-18 | 2014-11-18 | Environment-friendly, high-temperature-resistant and anti-shielding industrial control cable |
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| CN201410654631.5A CN104332227A (en) | 2014-11-18 | 2014-11-18 | Environment-friendly, high-temperature-resistant and anti-shielding industrial control cable |
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| CN104332227A true CN104332227A (en) | 2015-02-04 |
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| CN201410654631.5A Pending CN104332227A (en) | 2014-11-18 | 2014-11-18 | Environment-friendly, high-temperature-resistant and anti-shielding industrial control cable |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104810096A (en) * | 2015-03-25 | 2015-07-29 | 安徽幸福电器电缆有限公司 | Corrosion-resistant anti-cracking industrial cable |
| CN105632626A (en) * | 2016-03-28 | 2016-06-01 | 武汉兄弟电工有限公司 | Enameled wire harness |
| CN109841348A (en) * | 2019-03-01 | 2019-06-04 | 安徽天康集团数据线缆有限公司 | A kind of aerospace extraordinary super category 5 cable structure and preparation method |
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| CN201440348U (en) * | 2009-08-27 | 2010-04-21 | 浙江天杰实业有限公司 | Water-resisting coaxial cable |
| CN102298993A (en) * | 2011-06-17 | 2011-12-28 | 重庆宝丰线缆有限公司 | Optical-fiber composite low-voltage intelligent cable used in coal mine and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104810096A (en) * | 2015-03-25 | 2015-07-29 | 安徽幸福电器电缆有限公司 | Corrosion-resistant anti-cracking industrial cable |
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| CN109841348A (en) * | 2019-03-01 | 2019-06-04 | 安徽天康集团数据线缆有限公司 | A kind of aerospace extraordinary super category 5 cable structure and preparation method |
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Application publication date: 20150204 |
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