CN104916353A - Ceramic silicon rubber insulated cable capable of resisting high temperature of 1000 DEG C - Google Patents
Ceramic silicon rubber insulated cable capable of resisting high temperature of 1000 DEG C Download PDFInfo
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- CN104916353A CN104916353A CN201510264914.3A CN201510264914A CN104916353A CN 104916353 A CN104916353 A CN 104916353A CN 201510264914 A CN201510264914 A CN 201510264914A CN 104916353 A CN104916353 A CN 104916353A
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Abstract
The invention discloses a ceramic silicon rubber insulated cable capable of resisting a high temperature of 1000 DEG C. The ceramic silicon rubber insulated cable comprises cables cores, a waterproof layer, a flame retardant layer and an outer sheath which are sequentially arranged from the inside out. Each cable core is composed of conductors, an insulating layer wrapped outside the conductors and a lapping layer arranged outside the insulating layer, wherein the lapping layer is a wrapping structure formed by compactly lapping a mica tape. The cable cores and the waterproof layer are filled with an inner sheath therebetween. The waterproof layer is an aluminum-plastic composite belt full-closed waterproof layer. The flame retardant layer is a high-flame-retardant glass fiber braided layer, and high-flame-retardant glass fibers are blended with steel wires. The outer sheath is a ceramic silicon rubber insulating sheath, and the thickness of the ceramic silicon rubber insulating sheath is 0.8mm-1.5mm. The cable disclosed by the invention has good high temperature resistance, waterproofness, tension resistance and weather resistance, and is wear resistant, acid and alkali resistant, oil resistant and anti-aging, and can maintain normal operations at the temperature of 1000 DEG C.
Description
Technical field
The present invention relates to field of cables, particularly relate to a kind of waterproof, tension, wear-resisting, anti-aging, corrosion-resistant, environmental protection and can the Ceramic silicon rubber insulated cable of resistance to 1000 DEG C of high temperature.
Background technology
The important public place decoration such as modern office building, hotel, restaurant, railway station is more and more luxurious, and the combustible of use gets more and more; Country builds subway line and high-rise building in each big and medium-sized cities in succession, and rural area is reducing further, and in city, the density of population is also in increase, and important public place and factory etc. are on the increase.For guaranteeing human security, national requirements once under the condition of catching fire, electric wire can normally transmit electric power continuously, carry that various control signal and alarm signal are personnel escape, the startup of automatic alarm, fire protection equipment, rescue and emergency set use the valuable time is provided.
Common electric wire or do not possess above function lower than the fire-resistant wires of this production standard, and fire-resistant wires be exactly when fire occurs guarantee circuit in certain hour normal power-up, transmit various control signal, alarm signal.The normal power supply of the illumination of passage during to meet event of fire, emergent broadcast, fire protection alarm device, automatic fire-fighting facility and other emergency set, makes personnel evacuate in time, rescue work is normally carried out.Therefore the reliability of fire-resistant wires is most important, the development of society and science and technology, also be unable to do without fire-resistant wires.
Therefore, how to improve the problem that the serviceability of fire-resisting cable when fire occurs becomes more and more people research, in prior art, application number be CN201320634981.6 patent document discloses one " the fire-resistant cord of Ceramic silicon rubber dielectric high temperature ", as shown in Figure 1, it comprises tinned copper conductor 01 from inside to outside successively, Ceramic silicon rubber extruded insulation layer 02 and fiberglass braided reinforced layer 03, although fire resistance is good within a certain period of time for it, but water proofing property is poor, after cable suffers long-time baked wheaten cake and water slug, the easy fragmentation of ceramic body comes off, water easily enters cable inside, cause secondary disaster, and its tensile strength is poor, easy fracture when laying or use.
Therefore, fire-resisting cable needs to accomplish that the various aspects of performance such as high temperature resistant, waterproof, wear-resisting, corrosion-resistant, anti-aging, tension are good, really could ensure our person and property safety.
Summary of the invention
The present invention is directed to above-mentioned the deficiencies in the prior art, provide a kind of waterproof, wear-resisting, corrosion-resistant, anti-aging, tensile property is good, environment-protecting asepsis and can the Ceramic silicon rubber insulated cable of resistance to 1000 DEG C of high temperature.
For solving problems of the prior art, the concrete technical scheme of employing is:
A Ceramic silicon rubber insulated cable for resistance to 1000 DEG C of high temperature, it comprises interior and that set gradually cable core, watertight composition, flame-retardant layer and oversheath outward; Described cable core by conductor, be wrapped in the insulating barrier outside described conductor and the lapping layer be located at outside insulating barrier forms, described conductor is copper free wire conductor or nickel plating conductor or pure nickel conductor; Inner sheath is filled with between described cable core and watertight composition; Described oversheath is Ceramic silicon rubber insulating sleeve, and the thickness of described Ceramic silicon rubber insulating sleeve is 0.8mm ~ 1.5mm.Ceramic silicon rubber is a kind of novel polymer composite, not only possesses outside the features such as high temperature resistant, anti-aging, the excellent electrical property of usual silicone rubber; Also have fire-retardant, Halogen, low cigarette feature, during burning, non-corrosiveness and poisonous gas produce, secondary will be caused to endanger to people; And when by flame calcination, hard ceramic-like shell can be sintered into, certain Water spray and the vibrations of some strength can be born, play the effect of insulation and fire prevention fire insulation, ensure circuit not open circuit, not short circuit, for fire protection provides necessary prerequisite guarantee.
Preferred scheme, described cable core quantity is at least one.
Preferred scheme further, described insulating barrier is polyvinyl chloride insulation layer or ethylene propylene rubber insulated layer, and the thickness of described insulating barrier is 0.3mm ~ 0.6mm, compared with common insulating layer material, thickness reduces a lot, while ensureing insulation property, makes cable quality less.
Further preferred scheme, described lapping layer to be compacted the wrapped package structure formed by mica tape, and mica tape is also fire-resistant isinglass belt, is a kind of refractory insulating material, hot-face insulation better performances.
The thickness of described lapping layer is 0.8mm ~ 1mm.
Described flame-retardant layer is the fiberglass braided layer of high flame retardant, and in high flame retardant glass fibre, blending has steel wire.High flame retardant glass fibre can prevent flame from entering cable inside further, and its inner blending has steel wire, strengthens the tensile strength of cable.
Described inner sheath is percentage of braiding coverage >=85% of fiberglass braided sheath, fiberglass braided sheath, strengthens the tensile strength of cable while fire-retardant.
Described watertight composition is the totally-enclosed watertight composition of aluminium-plastic tape.
By adopting such scheme, compared with prior art, its technique effect is the Ceramic silicon rubber insulated cable of a kind of resistance to 1000 DEG C of high temperature of the present invention: Exterior cable is provided with Ceramic silicon rubber insulating barrier, and they can resistance to 1000 DEG C of high temperature, nontoxic, harmless; Watertight composition is provided with in oversheath, can available protecting cable further during breaking out of fire; Inner sheath and flame-retardant layer fibreglass are worked out, and its intensity is high, and fire resistance is good; In the high flame retardant glass fibre of flame-retardant layer, blending has steel wire, strengthens the tensile strength of cable; Be provided with mica lapping layer outside the insulating barrier of cable core, make it fire-resistant better with insulation property, can normally work by available protecting conductor.
Accompanying drawing explanation
fig. 1 is the structural representation of prior art one " the fire-resistant cord of Ceramic silicon rubber dielectric high temperature ";
Fig. 2 is the structural representation of the Ceramic silicon rubber insulated cable of a kind of resistance to 1000 DEG C of high temperature of the present invention.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly understand, below in conjunction with instantiation also with reference to accompanying drawing, the present invention is described in more detail.Should be appreciated that, these describe just exemplary, and do not really want to limit the scope of the invention.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring concept of the present invention.
As shown in Figure 2:
A Ceramic silicon rubber insulated cable for resistance to 1000 DEG C of high temperature, comprises interior and that set gradually cable core 1, watertight composition 3, flame-retardant layer 4 and oversheath 5 outward, is filled with inner sheath 2 between described cable core 1 and watertight composition 3.
The quantity of described cable core 1 is at least one (in the present embodiment, the quantity of cable core 1 is two), described cable core 1 by conductor 11, be wrapped in the insulating barrier 12 outside described conductor 11 and the lapping layer 13 be located at outside insulating barrier 12 forms.Described conductor 11 is copper free wire conductor or nickel plating conductor or pure nickel conductor.Described insulating barrier 12 is polyvinyl chloride insulation layer or ethylene propylene rubber insulated layer, and the thickness of described insulating barrier 12 is 0.3mm ~ 0.6mm, and compared with common insulating layer material, thickness reduces a lot, while ensureing insulation property, makes cable quality less.The thickness of described lapping layer 13 is 0.8mm ~ 1mm, and lapping layer 13 to be compacted the wrapped package structure formed by mica tape, and mica tape is also fire-resistant isinglass belt, is a kind of refractory insulating material, hot-face insulation better performances.
Described watertight composition 3 is the totally-enclosed watertight composition of aluminium-plastic tape.
Described flame-retardant layer 4 is the fiberglass braided layer of high flame retardant, and in high flame retardant glass fibre, blending has steel wire.High flame retardant glass fibre can prevent flame from entering cable inside further, and its inner blending has steel wire, strengthens the tensile strength of cable.
Described oversheath 5 is Ceramic silicon rubber insulating sleeve, and the thickness of described Ceramic silicon rubber insulating sleeve is 0.8mm ~ 1.5mm.Ceramic silicon rubber is a kind of novel polymer composite, not only possess outside the features such as high temperature resistant, anti-aging, the excellent electrical property of usual silicone rubber, also have fire-retardant, Halogen, low cigarette feature, during burning, non-corrosiveness and poisonous gas produce, secondary will be caused to endanger to people; And when by flame calcination, hard ceramic-like shell can be sintered into, certain Water spray and the vibrations of some strength can be born, play the effect of insulation and fire prevention fire insulation, ensure circuit not open circuit, not short circuit, for fire protection provides necessary prerequisite guarantee.
Described inner sheath 2 is percentage of braiding coverage >=85% of fiberglass braided sheath, fiberglass braided sheath, strengthens the tensile strength of cable while fire-retardant.
The foregoing is only preferred embodiment of the present invention, not in order to limit the scope of the invention, within the spirit and principles in the present invention all, any amendment done, equivalent to replace, be all included within protection scope of the present invention.
Claims (9)
1. a Ceramic silicon rubber insulated cable for resistance to 1000 DEG C of high temperature, is characterized in that: it comprises interior and that set gradually cable core, watertight composition, flame-retardant layer and oversheath outward; Described cable core by conductor, be wrapped in the insulating barrier outside described conductor and the lapping layer be located at outside insulating barrier forms; Inner sheath is filled with between described cable core and watertight composition; Described oversheath is Ceramic silicon rubber insulating sleeve, and the thickness of described Ceramic silicon rubber insulating sleeve is 0.8mm ~ 1.5mm.
2. according to the Ceramic silicon rubber insulated cable of a kind of resistance to 1000 DEG C of high temperature described in claim 1, it is characterized in that: the quantity of described cable core is at least one.
3. according to the Ceramic silicon rubber insulated cable of a kind of resistance to 1000 DEG C of high temperature described in claim 1, it is characterized in that: described conductor is copper free wire conductor, nickel plating conductor or pure nickel conductor.
4. according to the Ceramic silicon rubber insulated cable of a kind of resistance to 1000 DEG C of high temperature described in claim 1, it is characterized in that: described insulating barrier is polyvinyl chloride insulation layer or ethylene propylene rubber insulated layer, the thickness of described insulating barrier is 0.3mm ~ 0.6mm.
5. according to the Ceramic silicon rubber insulated cable of a kind of resistance to 1000 DEG C of high temperature described in claim 1, it is characterized in that: described lapping layer to be compacted the wrapped package structure formed by mica tape.
6. according to the Ceramic silicon rubber insulated cable of a kind of resistance to 1000 DEG C of high temperature described in claim 1, it is characterized in that: the thickness of described lapping layer is 0.8mm ~ 1mm.
7. according to the Ceramic silicon rubber insulated cable of a kind of resistance to 1000 DEG C of high temperature described in claim 1, it is characterized in that: described flame-retardant layer is the fiberglass braided layer of high flame retardant, and in high flame retardant glass fibre, blending has steel wire.
8. according to the Ceramic silicon rubber insulated cable of a kind of resistance to 1000 DEG C of high temperature described in claim 1, it is characterized in that: described inner sheath is fiberglass braided sheath, percentage of braiding coverage >=85% of described fiberglass braided sheath.
9. according to the Ceramic silicon rubber insulated cable of a kind of resistance to 1000 DEG C of high temperature described in claim 1, it is characterized in that: described watertight composition is the totally-enclosed watertight composition of aluminium-plastic tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510264914.3A CN104916353A (en) | 2015-05-22 | 2015-05-22 | Ceramic silicon rubber insulated cable capable of resisting high temperature of 1000 DEG C |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510264914.3A CN104916353A (en) | 2015-05-22 | 2015-05-22 | Ceramic silicon rubber insulated cable capable of resisting high temperature of 1000 DEG C |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448402A (en) * | 2015-12-15 | 2016-03-30 | 彭江莲 | High strength cable |
| CN105529097A (en) * | 2016-02-03 | 2016-04-27 | 安徽瑞昊缆业有限公司 | Antifreeze and anti-mouse warning cable |
| CN108777192A (en) * | 2018-06-01 | 2018-11-09 | 广东电网有限责任公司 | A kind of ground wire conducting wire |
| CN110690002A (en) * | 2019-10-12 | 2020-01-14 | 航天瑞奇电缆有限公司 | Flexible fireproof rubber-sheathed flexible cable and manufacturing method thereof |
| CN114005586A (en) * | 2021-10-18 | 2022-02-01 | 中天科技海缆股份有限公司 | Electric wire and preparation method thereof |
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| WO2006021757A1 (en) * | 2004-08-21 | 2006-03-02 | Ventcroft Limited | Fire resistant cable and method of manufacture |
| CN203085203U (en) * | 2013-01-15 | 2013-07-24 | 安徽明星电缆有限公司 | A waterproof and fireproof cable |
| CN203931587U (en) * | 2013-12-25 | 2014-11-05 | 安徽联嘉祥特种电缆有限公司 | fire-resistant wire and cable |
| CN204315272U (en) * | 2014-10-09 | 2015-05-06 | 李聪 | A kind of water proof fire retardant multicore cable |
| CN204792039U (en) * | 2015-05-22 | 2015-11-18 | 上海亨公电线电缆有限公司 | Pottery silicon rubber insulation cable of 1000 DEG C resistant high temperature |
-
2015
- 2015-05-22 CN CN201510264914.3A patent/CN104916353A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006021757A1 (en) * | 2004-08-21 | 2006-03-02 | Ventcroft Limited | Fire resistant cable and method of manufacture |
| CN203085203U (en) * | 2013-01-15 | 2013-07-24 | 安徽明星电缆有限公司 | A waterproof and fireproof cable |
| CN203931587U (en) * | 2013-12-25 | 2014-11-05 | 安徽联嘉祥特种电缆有限公司 | fire-resistant wire and cable |
| CN204315272U (en) * | 2014-10-09 | 2015-05-06 | 李聪 | A kind of water proof fire retardant multicore cable |
| CN204792039U (en) * | 2015-05-22 | 2015-11-18 | 上海亨公电线电缆有限公司 | Pottery silicon rubber insulation cable of 1000 DEG C resistant high temperature |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448402A (en) * | 2015-12-15 | 2016-03-30 | 彭江莲 | High strength cable |
| CN105529097A (en) * | 2016-02-03 | 2016-04-27 | 安徽瑞昊缆业有限公司 | Antifreeze and anti-mouse warning cable |
| CN108777192A (en) * | 2018-06-01 | 2018-11-09 | 广东电网有限责任公司 | A kind of ground wire conducting wire |
| CN110690002A (en) * | 2019-10-12 | 2020-01-14 | 航天瑞奇电缆有限公司 | Flexible fireproof rubber-sheathed flexible cable and manufacturing method thereof |
| CN114005586A (en) * | 2021-10-18 | 2022-02-01 | 中天科技海缆股份有限公司 | Electric wire and preparation method thereof |
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Application publication date: 20150916 |