CN103760650A - Highly flame-retardant and fire-retardant cable - Google Patents
Highly flame-retardant and fire-retardant cable Download PDFInfo
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- CN103760650A CN103760650A CN201410038065.5A CN201410038065A CN103760650A CN 103760650 A CN103760650 A CN 103760650A CN 201410038065 A CN201410038065 A CN 201410038065A CN 103760650 A CN103760650 A CN 103760650A
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Abstract
The invention discloses a highly flame-retardant and fire-retardant cable. The highly flame-retardant and fire-retardant cable comprises a cable core. The cable core comprises a waterproof layer and a central reinforcing piece arranged in the central position of the cable core, wherein the waterproof layer covers the outmost layer of the cable core. A filling rope, a waterproof piece and a plurality of loose casing pipes are arranged between the waterproof layer and the central reinforcing piece and are hinged to the outside of the central reinforcing piece, optical fiber units are arranged in the loose casing pipes, waterproof filler is arranged between the loose casing pipes and the optical fiber units, a highly flame-retardant thermal insulation layer covers the outside of the cable core, an inner flame-retardant protection layer covers the outside of the highly flame-retardant thermal insulation layer, an outer flame-retardant protection layer is arranged on the outside of the inner flame-retardant protection layer, and a metal protection layer is arranged between the inner flame-retardant protection layer and the outer flame-retardant protection layer. The highly flame-retardant and fire-retardant cable has the advantages of being reasonable in design, simple in structure and strong in flame-retardant and fire-retardant performance and facilitates popularization.
Description
Technical field
The present invention relates to a kind of optical cable, particularly a kind of high flame retardant flame-proof cable.
Background technology
The space situations of the relative closures such as railway tunnel, subway, track traffic, skyscraper, oil depot, mine, more and more wider application optical fiber cable is made optical fiber communication, the monitoring and controlling system of transmission line, the optical cable scaling loss of can burning very soon adopting after fire occurs, cause the thrashing of optical fiber cable transmission, and then flame-proof cable starts to be widely used.
And the flame-proof cable of prior art is when optical cable breaking out of fire; optical cable external protection sends toxic gas in combustion process; and then to increasing casualties and property loss; also be unfavorable for the requirement of environmental protection simultaneously; in addition in big fire during in optical cable external firing, heat that can not fine obstruct optical cable outside, and then optical cable internal heat is raise; Optical Fiber Transmission is interrupted, and then personal safety as well as the property safety is further increased.
For the deficiencies in the prior art, developer is necessary to develop the high flame retardant flame-proof cable that a kind of flame-retardant performance is strong, reasonable in design, simple in structure, be convenient to popularization.
Summary of the invention
A kind of reasonable in design, simple in structure, the flame-retardant performance for prior art deficiency that the present invention will solve is strong, be convenient to the high flame retardant flame-proof cable promoted.
For solving above technical matters, the present invention realizes by the following technical solutions: a kind of high flame retardant flame-proof cable, comprise cable core, described cable core comprises the central reinforce member that is coated on the outermost water blocking layer of cable core and be arranged on cable core center, between described water blocking layer and central reinforce member, be provided with gasket for packing, water-blocking component and Duo Gen pine sleeve pipe, described gasket for packing, water-blocking component and loose sleeve twisted are combined in central reinforce member outside, in described loose sleeve pipe, be laid with fiber unit, in the middle of described loose sleeve pipe and fiber unit, be provided with waterproof filling material;
Described cable core outside is coated with high flame retardant thermofin, and described high flame retardant thermofin outside is coated with fire-retardant sheath, and described fire-retardant sheath outside is provided with fire-retardant outer jacket, is provided with coat of metal in the middle of described fire-retardant sheath and fire-retardant outer jacket.
In a preferred embodiment of the invention, described fiber unit is optical fiber, fibre bundle or fibre ribbon.
In a preferred embodiment of the invention, described waterproof filling material is fine cream.
In a preferred embodiment of the invention, described water-blocking component is water blocking yarn or water-proofing powder.
In a preferred embodiment of the invention, described coat of metal is composite steel-plastic belt armor.
In a preferred embodiment of the invention, described fire-retardant sheath and fire-retardant outer jacket are made by low-smoke halogen-free flame-retardant sheath material.
In a preferred embodiment of the invention, described high flame retardant thermofin is made by high temperature-resistant polymer anti-flaming thermal-insulation material.
In a preferred embodiment of the invention, described central reinforce member is glass fibre reinforcement.
Beneficial effect of the present invention is; 1, described fire-retardant sheath and fire-retardant outer jacket are made by low-smoke halogen-free flame-retardant sheath material; the protective seam that low-smoke halogen-free flame-retardant sheath material is made is not only when optical cable runs into fire; can effectively stop spreading of the intensity of a fire; and can not produce harmful gas; and then rescue for fire extinguishing the more time of winning, reduce casualties and property loss.
2, described high flame retardant thermofin is made by high temperature-resistant polymer anti-flaming thermal-insulation material; when optical cable runs into fire; improved heat insulation, fire-retardant ability; and then delayed external heat and be passed to time of optical cable inside; further strengthen the effect to optical cable inside thermal insulation protection; make optical cable in big fire, still can keep the proper communication of long period, reduce casualties and property loss.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of optical cable of the present invention.
Numeral and the represented corresponding component title of letter in figure:
1. fire-retardant outer jacket 10. central reinforce member 11. gasket for packings of fiber unit loose sleeve pipe 4. water-blocking component 5. water blocking layer fire-retardant sheath 8. coat of metal 9. of 6. high flame retardant thermofin 7. of 2. waterproof filling material 3.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
Shown in Fig. 1, the present invention is a kind of high flame retardant flame-proof cable, comprise cable core, described cable core comprises and is coated on the outermost water blocking layer of cable core 5 and is arranged on the central reinforce member 10 of being made by glass fibre cable core center, between water blocking layer 5 and central reinforce member 10, be provided with gasket for packing 11, water-blocking component 4 and Duo Gen pine sleeve pipe 3, gasket for packing 11, water-blocking component 4 and loose sleeve pipe 3 are stranded in central reinforce member 10 outsides, water-blocking component 4 is water blocking yarn or water-proofing powder, improved the waterproof ability of flame-proof cable, thereby improved the serviceable life of flame-proof cable.
In the present embodiment, in loose sleeve pipe 3, be laid with fiber unit 1, loose sleeve pipe 3 is provided with waterproof filling material 2 with fiber unit 1 is middle, prevents that moisture content from contacting optical fiber with moisture, affects its normal work and use life-span.
In the present embodiment, cable core outside is coated with high flame retardant thermofin 6; high flame retardant thermofin 6 outsides are coated with fire-retardant sheath 7; fire-retardant sheath 7 outsides are provided with fire-retardant outer jacket 9; and then at fire-retardant sheath 7 and the middle coat of metal 8 that is provided with of fire-retardant outer jacket 9, thereby the physical strength of raising flame-proof cable.
In the present embodiment, loose sleeve pipe 3 is laid with fiber unit 1; fiber unit 1 is optical fiber, fibre bundle or fibre ribbon; pine sleeve pipe 3 and the middle waterproof filling material 2 that is provided with of fiber unit 1; described waterproof filling material 2 is fine cream; it is exactly to protect optical fiber in beam tube, not to be subject to stress that fine cream also has an effect except waterproof, has improved communication quality and the serviceable life of optical fiber cable.
Cable core outer cladding water blocking layer 5 in the present embodiment, water blocking layer 5 outsides are coated with high flame retardant thermofin 6, high flame retardant thermofin 6 is made by high temperature-resistant polymer anti-flaming thermal-insulation material, improved heat insulation, fire-retardant ability, and then delayed external heat and be passed to time of optical cable inside, further strengthen the ability to optical cable inside thermal insulation protection;
In the present embodiment, high flame retardant thermofin 6 outsides are coated with fire-retardant sheath 7, the outermost layer of optical cable is coated with fire-retardant outer jacket 9, fire-retardant sheath 7 is made by low-smoke halogen-free flame-retardant sheath material with fire-retardant outer jacket 9, the protective seam that low-smoke halogen-free flame-retardant sheath material is made is not only when optical cable runs into fire, can effectively stop spreading of the intensity of a fire, and can not produce harmful gas, and then rescue for fire extinguishing the more time of winning, reduce casualties and property loss;
Fire-retardant sheath 7 and the middle coat of metal 8 that is provided with of fire-retardant outer jacket 9 in the present embodiment; coat of metal 8 is composite steel-plastic belt armor; improve the intensity of optical cable, prevented bad its inner cable core arranging of mouse and some other animal bites, further improved optical cable serviceable life.
Beneficial effect of the present invention in sum; 1, described fire-retardant sheath and fire-retardant outer jacket are made by low-smoke halogen-free flame-retardant sheath material; the protective seam that low-smoke halogen-free flame-retardant sheath material is made is not only when optical cable runs into fire; can effectively stop spreading of the intensity of a fire; and can not produce harmful gas; and then rescue for fire extinguishing the more time of winning, reduce casualties and property loss.
2, described high flame retardant thermofin is made by high temperature-resistant polymer anti-flaming thermal-insulation material; when optical cable runs into fire; improve heat insulation, fire-retardant ability, and then delayed external heat and be passed to the time of optical cable inside, further strengthened the effect to optical cable inside thermal insulation protection.Advantage of the present invention is; Reasonable in design, simple in structure, flame-retardant performance is strong, be convenient to promote.
More than show and described ultimate principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and instructions, describes just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (8)
1. a high flame retardant flame-proof cable, comprises cable core, it is characterized in that:
Described cable core comprises the central reinforce member that is coated on the outermost water blocking layer of cable core and be arranged on cable core center, between described water blocking layer and central reinforce member, be provided with gasket for packing, water-blocking component and Duo Gen pine sleeve pipe, described gasket for packing, water-blocking component and loose sleeve twisted are combined in central reinforce member outside, in described loose sleeve pipe, be laid with fiber unit, in the middle of described loose sleeve pipe and fiber unit, be provided with waterproof filling material;
Described cable core outside is coated with high flame retardant thermofin, and described high flame retardant thermofin outside is coated with fire-retardant sheath, and described fire-retardant sheath outside is provided with fire-retardant outer jacket, is provided with coat of metal in the middle of described fire-retardant sheath and fire-retardant outer jacket.
2. a kind of high flame retardant flame-proof cable according to claim 1, is characterized in that: described fiber unit is optical fiber, fibre bundle or fibre ribbon.
3. a kind of high flame retardant flame-proof cable according to claim 1, is characterized in that: described waterproof filling material is fine cream.
4. a kind of high flame retardant flame-proof cable according to claim 1, is characterized in that: described water-blocking component is water blocking yarn or water-proofing powder.
5. a kind of high flame retardant flame-proof cable according to claim 1, is characterized in that: described coat of metal is composite steel-plastic belt armor.
6. a kind of high flame retardant flame-proof cable according to claim 1, is characterized in that: described fire-retardant sheath and fire-retardant outer jacket are made by low-smoke halogen-free flame-retardant sheath material.
7. a kind of high flame retardant flame-proof cable according to claim 1, is characterized in that: described high flame retardant thermofin is made by the heat insulation material of high molecular fire retardant.
8. a kind of high flame retardant flame-proof cable according to claim 1, is characterized in that: described central reinforce member is glass fibre reinforcement.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410038065.5A CN103760650A (en) | 2014-01-27 | 2014-01-27 | Highly flame-retardant and fire-retardant cable |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410038065.5A CN103760650A (en) | 2014-01-27 | 2014-01-27 | Highly flame-retardant and fire-retardant cable |
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| CN103760650A true CN103760650A (en) | 2014-04-30 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104101972A (en) * | 2014-07-18 | 2014-10-15 | 中天科技海缆有限公司 | Low smoke zero halogen flame retardant slurry resisting optical cable for offshore oil platform |
| CN105782593A (en) * | 2016-04-14 | 2016-07-20 | 南通德瑞森复合材料有限公司 | Glass fiber reinforced plastic composite pipeline |
| CN105842800A (en) * | 2016-05-03 | 2016-08-10 | 长飞光纤光缆股份有限公司 | Rat-proof anti-termite fire-proof optical cable and manufacture method thereof |
| CN106019502A (en) * | 2016-06-13 | 2016-10-12 | 江苏通光信息有限公司 | Fire-resistant high-flame retardant optical cable |
| CN106019514A (en) * | 2016-07-29 | 2016-10-12 | 通鼎互联信息股份有限公司 | Flame retardant optical cable |
| WO2018214488A1 (en) * | 2017-05-25 | 2018-11-29 | 通鼎互联信息股份有限公司 | Porous optical cable |
| CN112415692A (en) * | 2020-12-16 | 2021-02-26 | 安徽长荣光纤光缆科技有限公司 | Novel armored multi-core flexible optical cable |
| CN113534380A (en) * | 2021-07-12 | 2021-10-22 | 江苏中天科技股份有限公司 | Polyolefin sheath, preparation method thereof and fire-resistant nonmetal optical fiber ribbon cable |
| CN113866913A (en) * | 2021-08-30 | 2021-12-31 | 通鼎互联信息股份有限公司 | High-temperature-resistant water-blocking optical cable |
| CN113900200A (en) * | 2021-09-28 | 2022-01-07 | 国网北京市电力公司 | Optical cable |
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| JPS62173408A (en) * | 1986-01-27 | 1987-07-30 | Mitsubishi Cable Ind Ltd | Communication or optical fiber cable |
| EP0943945A2 (en) * | 1998-03-18 | 1999-09-22 | Alcatel | Flame resistant optical cable |
| CN202305923U (en) * | 2011-08-19 | 2012-07-04 | 天津市立孚光电线缆开发有限公司 | Central tube type flame-retardant and fire-resistant optical cable for mining |
| CN202735553U (en) * | 2012-03-27 | 2013-02-13 | 成都康宁光缆有限公司 | Tight-buffered optical fiber |
| CN202975430U (en) * | 2012-12-13 | 2013-06-05 | 长飞光纤光缆有限公司 | Tier-stranded flame-retardant fireproof optical fiber |
| RU130416U1 (en) * | 2013-03-27 | 2013-07-20 | Открытое акционерное общество Всероссийский научно-исследовательский, проектно-конструкторский технологический институт кабельной промышленности (ВНИИ КП) | OPTICAL FIRE SAFE CABLE |
| CN203745699U (en) * | 2014-01-27 | 2014-07-30 | 江苏永鼎股份有限公司 | Highly flame-retardant and fireproof cable |
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| JPS62173408A (en) * | 1986-01-27 | 1987-07-30 | Mitsubishi Cable Ind Ltd | Communication or optical fiber cable |
| EP0943945A2 (en) * | 1998-03-18 | 1999-09-22 | Alcatel | Flame resistant optical cable |
| CN202305923U (en) * | 2011-08-19 | 2012-07-04 | 天津市立孚光电线缆开发有限公司 | Central tube type flame-retardant and fire-resistant optical cable for mining |
| CN202735553U (en) * | 2012-03-27 | 2013-02-13 | 成都康宁光缆有限公司 | Tight-buffered optical fiber |
| CN202975430U (en) * | 2012-12-13 | 2013-06-05 | 长飞光纤光缆有限公司 | Tier-stranded flame-retardant fireproof optical fiber |
| RU130416U1 (en) * | 2013-03-27 | 2013-07-20 | Открытое акционерное общество Всероссийский научно-исследовательский, проектно-конструкторский технологический институт кабельной промышленности (ВНИИ КП) | OPTICAL FIRE SAFE CABLE |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104101972A (en) * | 2014-07-18 | 2014-10-15 | 中天科技海缆有限公司 | Low smoke zero halogen flame retardant slurry resisting optical cable for offshore oil platform |
| CN105782593A (en) * | 2016-04-14 | 2016-07-20 | 南通德瑞森复合材料有限公司 | Glass fiber reinforced plastic composite pipeline |
| CN105842800A (en) * | 2016-05-03 | 2016-08-10 | 长飞光纤光缆股份有限公司 | Rat-proof anti-termite fire-proof optical cable and manufacture method thereof |
| CN106019502A (en) * | 2016-06-13 | 2016-10-12 | 江苏通光信息有限公司 | Fire-resistant high-flame retardant optical cable |
| CN106019514A (en) * | 2016-07-29 | 2016-10-12 | 通鼎互联信息股份有限公司 | Flame retardant optical cable |
| WO2018214488A1 (en) * | 2017-05-25 | 2018-11-29 | 通鼎互联信息股份有限公司 | Porous optical cable |
| CN112415692A (en) * | 2020-12-16 | 2021-02-26 | 安徽长荣光纤光缆科技有限公司 | Novel armored multi-core flexible optical cable |
| CN113534380A (en) * | 2021-07-12 | 2021-10-22 | 江苏中天科技股份有限公司 | Polyolefin sheath, preparation method thereof and fire-resistant nonmetal optical fiber ribbon cable |
| CN113866913A (en) * | 2021-08-30 | 2021-12-31 | 通鼎互联信息股份有限公司 | High-temperature-resistant water-blocking optical cable |
| CN113900200A (en) * | 2021-09-28 | 2022-01-07 | 国网北京市电力公司 | Optical cable |
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Application publication date: 20140430 |
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