CN104851503A - Fireproof low-smoke halogen-free twisted pair wire - Google Patents
Fireproof low-smoke halogen-free twisted pair wire Download PDFInfo
- Publication number
- CN104851503A CN104851503A CN201510170920.2A CN201510170920A CN104851503A CN 104851503 A CN104851503 A CN 104851503A CN 201510170920 A CN201510170920 A CN 201510170920A CN 104851503 A CN104851503 A CN 104851503A
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- CN
- China
- Prior art keywords
- parts
- low smoke
- zero halogen
- twisted
- fire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 239000000779 smoke Substances 0.000 title claims abstract description 63
- 239000010445 mica Substances 0.000 claims abstract description 29
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 29
- 239000011248 coating agent Substances 0.000 claims description 58
- 238000000576 coating method Methods 0.000 claims description 58
- 229910052736 halogen Inorganic materials 0.000 claims description 51
- 150000002367 halogens Chemical class 0.000 claims description 51
- 239000003063 flame retardant Substances 0.000 claims description 37
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 28
- 230000009970 fire resistant effect Effects 0.000 claims description 16
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 12
- 239000004698 Polyethylene Substances 0.000 claims description 6
- 239000003963 antioxidant agent Substances 0.000 claims description 6
- 230000003078 antioxidant effect Effects 0.000 claims description 6
- 229960000892 attapulgite Drugs 0.000 claims description 6
- 239000007822 coupling agent Substances 0.000 claims description 6
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 6
- 239000000835 fiber Substances 0.000 claims description 6
- 239000000314 lubricant Substances 0.000 claims description 6
- 229920001778 nylon Polymers 0.000 claims description 6
- 229910052625 palygorskite Inorganic materials 0.000 claims description 6
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 6
- -1 polyethylene Polymers 0.000 claims description 6
- 229920000573 polyethylene Polymers 0.000 claims description 6
- 239000011787 zinc oxide Substances 0.000 claims description 6
- 229920000459 Nitrile rubber Polymers 0.000 claims description 3
- 238000009954 braiding Methods 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 3
- 239000000347 magnesium hydroxide Substances 0.000 claims description 3
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 3
- 239000003607 modifier Substances 0.000 claims description 3
- 231100000331 toxic Toxicity 0.000 abstract description 7
- 230000002588 toxic effect Effects 0.000 abstract description 7
- 230000003014 reinforcing effect Effects 0.000 abstract 2
- 238000007599 discharging Methods 0.000 description 5
- 230000003712 anti-aging effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- SLNPXQSDIYWPMA-UHFFFAOYSA-N [Cd].[Hg].[Cr] Chemical compound [Cd].[Hg].[Cr] SLNPXQSDIYWPMA-UHFFFAOYSA-N 0.000 description 1
- 229910052789 astatine Inorganic materials 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
The invention discloses a fireproof low-smoke halogen-free twisted pair wire comprising a central reinforcing tensile rope. Four twisted wire pairs are wound around the central reinforcing tensile rope and are wrapped in an inner mica tape fireproof layer. The inner mica tape fireproof layer is wrapped in an inner low-smoke halogen-free sheath layer. The inner low-smoke halogen-free sheath layer is wrapped in an outer mica tape fireproof layer. The outer mica tape fireproof layer is wrapped in an outer low-smoke halogen-free sheath layer. By means of the above manner, the fireproof low-smoke halogen-free twisted pair wire is simple and reasonable in structure and good in fireproof performance, generates low smoke and no toxic smog when burnt, and has good tensile performance.
Description
Technical field
The present invention relates to technical field of cables, particularly relate to a kind of fire-resistant low smoke and zero halogen twisted-pair feeder.
Background technology
Low-smoke halogen-free cable, refers to that the sizing material of the surrounding material such as not halogen-containing (F, Cl, Br, I, At), not leaded cadmium chromium mercury is made, can not send the environment-friendly cable of toxic smog during burning.
Twisted-pair feeder is a kind of more common cable, and twisted-pair feeder use amount in the comprehensive wiring process in computer teaching building, the places such as office building of writing is comparatively large, and existing twisted-pair feeder need to improve in low smoke and zero halogen.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of fire-resistant low smoke and zero halogen twisted-pair feeder, and simple and reasonable, fire resistance is good, and when running into big fire burning, smoke discharging volume is little and can not produce toxic smog, also has good tensile property in addition.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of fire-resistant low smoke and zero halogen twisted-pair feeder, comprise: tension rope is strengthened at center, described center is strengthened tension rope outside and is wound with four twisted-pair feeders pair, described four twisted-pair feeders are provided with interior mica tape flame retardant coating to outside, described interior mica tape flame retardant coating outer setting has interior low smoke and zero halogen restrictive coating, described interior low smoke and zero halogen restrictive coating outer setting has outer mica tape flame retardant coating, and described outer mica tape flame retardant coating outer setting has outer low smoke and zero halogen restrictive coating;
Described interior low smoke and zero halogen restrictive coating comprises the component of following weight portion: polyethylene 35 parts, fire retardant 12 parts, attapulgite 10 parts, 2 parts, antioxidant, ethylene-vinyl acetate copolymer 100 parts, lubricant 3.5 parts, imvite 4.5 parts, 3.5 parts, age resistor, 3.5 parts, zinc oxide, compatilizer 3.5 parts and coupling agent 3.5 parts;
Described outer low smoke and zero halogen restrictive coating comprises the component of following weight portion: polyethylene 35 parts, nitrile rubber 35 parts, surface modifier 1.5 parts, fire retardant 12 parts, attapulgite 10 parts, anti-dripping agent 1.5 parts, 2 parts, antioxidant, ethylene-vinyl acetate copolymer 100 parts, lubricant 3.5 parts, imvite 4.5 parts, 3.5 parts, age resistor, 3.5 parts, zinc oxide, compatilizer 3.5 parts and coupling agent 3.5 parts.
In a preferred embodiment of the present invention, the thickness of described interior mica tape flame retardant coating is 0.8 ~ 1 millimeter.
In a preferred embodiment of the present invention, the thickness of described outer mica tape flame retardant coating is 1.2 ~ 1.5 millimeters.
In a preferred embodiment of the present invention, the thickness of described interior low smoke and zero halogen restrictive coating is 1.2 ~ 1.5 millimeters.
In a preferred embodiment of the present invention, the thickness of described outer low smoke and zero halogen restrictive coating is the twice of interior low smoke and zero halogen restrictive coating thickness.
In a preferred embodiment of the present invention, described center is strengthened tension rope and is adopted nylon fiber and polyster fibre braiding to form, and the mass percent of described nylon fiber and polyster fibre is 70% ~ 80%:20% ~ 30%.
In a preferred embodiment of the present invention, between described outer mica tape flame retardant coating and interior low smoke and zero halogen restrictive coating, also there is metallic shield stratum reticulare.
In a preferred embodiment of the present invention, described fire retardant is flame retardant of magnesium hydroxide.
The invention has the beneficial effects as follows: the fire-resistant low smoke and zero halogen twisted-pair feeder of the present invention, simple and reasonable, fire resistance is good, and when running into big fire burning, smoke discharging volume is little and can not produce toxic smog, also has good tensile property in addition.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the structural representation of the present invention's fire-resistant low smoke and zero halogen twisted-pair feeder one preferred embodiment.
In accompanying drawing, the mark of each parts is as follows: 1, tension rope is strengthened at center, and 2, twisted-pair feeder pair, 3, interior mica tape flame retardant coating, 4, interior low smoke and zero halogen restrictive coating, 5, outer mica tape flame retardant coating, 6, outer low smoke and zero halogen restrictive coating.
Embodiment
Be clearly and completely described to the technical scheme in the embodiment of the present invention below, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, the embodiment of the present invention comprises:
A kind of fire-resistant low smoke and zero halogen twisted-pair feeder, comprise: tension rope 1 is strengthened at center, described center is strengthened tension rope 1 outside and is wound with four twisted-pair feeders to 2, described four twisted-pair feeders have interior mica tape flame retardant coating 3 to 2 outer setting, described interior mica tape flame retardant coating 3 outer setting has interior low smoke and zero halogen restrictive coating 4, described interior low smoke and zero halogen restrictive coating 4 outer setting has outer mica tape flame retardant coating 5, described outer mica tape flame retardant coating 5 outer setting has outer low smoke and zero halogen restrictive coating 6, described interior mica tape flame retardant coating 3 and outer mica tape flame retardant coating 5 combine, improve the fire resistance of twisted-pair feeder of the present invention, ensure that twisted-pair feeder can also keep longer service time in big fire situation, ensure that the communication under case of emergency is unimpeded.
Described interior low smoke and zero halogen restrictive coating 4 comprises the component of following weight portion: polyethylene 35 parts, fire retardant 12 parts, attapulgite 10 parts, 2 parts, antioxidant, ethylene-vinyl acetate copolymer 100 parts, lubricant 3.5 parts, imvite 4.5 parts, 3.5 parts, age resistor, 3.5 parts, zinc oxide, compatilizer 3.5 parts and coupling agent 3.5 parts, described interior low smoke and zero halogen restrictive coating 4 has wear-resisting, fire resistance preferably, and in big fire situation, smoke discharging volume is little and can not produce toxic smog.
Described outer low smoke and zero halogen restrictive coating 6 comprises the component of following weight portion: polyethylene 35 parts, nitrile rubber 35 parts, surface modifier 1.5 parts, fire retardant 12 parts, attapulgite 10 parts, anti-dripping agent 1.5 parts, 2 parts, antioxidant, ethylene-vinyl acetate copolymer 100 parts, lubricant 3.5 parts, imvite 4.5 parts, 3.5 parts, age resistor, 3.5 parts, zinc oxide, compatilizer 3.5 parts and coupling agent 3.5 parts, described outer low smoke and zero halogen restrictive coating 6 has wear-resisting, anti-aging and fire resistance preferably, and in big fire situation, smoke discharging volume is little and can not produce toxic smog.
Preferably, the thickness of described interior mica tape flame retardant coating 3 is 0.8 ~ 1 millimeter, and the thickness of described outer mica tape flame retardant coating 5 is 1.2 ~ 1.5 millimeters.
Preferably, the thickness of described interior low smoke and zero halogen restrictive coating 4 is 1.2 ~ 1.5 millimeters, the thickness of described outer low smoke and zero halogen restrictive coating 6 is the twice of interior low smoke and zero halogen restrictive coating thickness, described interior low smoke and zero halogen restrictive coating 4 and outer low smoke and zero halogen restrictive coating 6 make twisted-pair feeder of the present invention have good fire resistance, wear-resistant, anti-aging, extend its useful life.
Preferably, described center is strengthened tension rope 1 and is adopted nylon fiber and polyster fibre braiding to form, the mass percent of described nylon fiber and polyster fibre is 70% ~ 80%:20% ~ 30%, and center is strengthened tension rope 1 and made twisted-pair feeder of the present invention have good tensile property.
Preferably, between described outer mica tape flame retardant coating 5 and interior low smoke and zero halogen restrictive coating 4, also there is metallic shield stratum reticulare (not shown), enhance the shielding interference free performance of twisted-pair feeder of the present invention.
Preferably, described fire retardant is flame retardant of magnesium hydroxide.
The invention has the beneficial effects as follows: the fire-resistant low smoke and zero halogen twisted-pair feeder of the present invention, simple and reasonable, fire resistance is good, and when running into big fire burning, smoke discharging volume is little and can not produce toxic smog, also has good tensile property in addition.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present invention.
Claims (8)
1. a fire-resistant low smoke and zero halogen twisted-pair feeder, it is characterized in that, comprise: tension rope is strengthened at center, described center is strengthened tension rope outside and is wound with four twisted-pair feeders pair, described four twisted-pair feeders are provided with interior mica tape flame retardant coating to outside, described interior mica tape flame retardant coating outer setting has interior low smoke and zero halogen restrictive coating, and described interior low smoke and zero halogen restrictive coating outer setting has outer mica tape flame retardant coating, and described outer mica tape flame retardant coating outer setting has outer low smoke and zero halogen restrictive coating;
Described interior low smoke and zero halogen restrictive coating comprises the component of following weight portion: polyethylene 35 parts, fire retardant 12 parts, attapulgite 10 parts, 2 parts, antioxidant, ethylene-vinyl acetate copolymer 100 parts, lubricant 3.5 parts, imvite 4.5 parts, 3.5 parts, age resistor, 3.5 parts, zinc oxide, compatilizer 3.5 parts and coupling agent 3.5 parts;
Described outer low smoke and zero halogen restrictive coating comprises the component of following weight portion: polyethylene 35 parts, nitrile rubber 35 parts, surface modifier 1.5 parts, fire retardant 12 parts, attapulgite 10 parts, anti-dripping agent 1.5 parts, 2 parts, antioxidant, ethylene-vinyl acetate copolymer 100 parts, lubricant 3.5 parts, imvite 4.5 parts, 3.5 parts, age resistor, 3.5 parts, zinc oxide, compatilizer 3.5 parts and coupling agent 3.5 parts.
2. fire-resistant low smoke and zero halogen twisted-pair feeder according to claim 1, is characterized in that, the thickness of described interior mica tape flame retardant coating is 0.8 ~ 1 millimeter.
3. fire-resistant low smoke and zero halogen twisted-pair feeder according to claim 1, is characterized in that, the thickness of described outer mica tape flame retardant coating is 1.2 ~ 1.5 millimeters.
4. fire-resistant low smoke and zero halogen twisted-pair feeder according to claim 1, is characterized in that, the thickness of described interior low smoke and zero halogen restrictive coating is 1.2 ~ 1.5 millimeters.
5. fire-resistant low smoke and zero halogen twisted-pair feeder according to claim 1, is characterized in that, the thickness of described outer low smoke and zero halogen restrictive coating is the twice of interior low smoke and zero halogen restrictive coating thickness.
6. fire-resistant low smoke and zero halogen twisted-pair feeder according to claim 1, is characterized in that, described center is strengthened tension rope and adopted nylon fiber and polyster fibre braiding to form, and the mass percent of described nylon fiber and polyster fibre is 70% ~ 80%:20% ~ 30%.
7. fire-resistant low smoke and zero halogen twisted-pair feeder according to claim 1, is characterized in that, also has metallic shield stratum reticulare between described outer mica tape flame retardant coating and interior low smoke and zero halogen restrictive coating.
8. fire-resistant low smoke and zero halogen twisted-pair feeder according to claim 1, is characterized in that, described fire retardant is flame retardant of magnesium hydroxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510170920.2A CN104851503A (en) | 2015-04-13 | 2015-04-13 | Fireproof low-smoke halogen-free twisted pair wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510170920.2A CN104851503A (en) | 2015-04-13 | 2015-04-13 | Fireproof low-smoke halogen-free twisted pair wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104851503A true CN104851503A (en) | 2015-08-19 |
Family
ID=53851089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510170920.2A Pending CN104851503A (en) | 2015-04-13 | 2015-04-13 | Fireproof low-smoke halogen-free twisted pair wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104851503A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107591226A (en) * | 2017-10-04 | 2018-01-16 | 佛山市因诺威特科技有限公司 | A kind of multi-functional fire resisting twisted-pair feeder based on electrical shielding technology |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201036061Y (en) * | 2007-04-29 | 2008-03-12 | 宁波东方集团有限公司 | A low-smoke halogen-free medium voltage fire-resistant cable |
| CN101987902A (en) * | 2009-07-31 | 2011-03-23 | 索肯（上海）科技有限公司 | Halogen-free thermoplastic elastomer and manufacturing method thereof and environment-friendly electric wires and cables using halogen-free thermoplastic elastomer |
| CN202049800U (en) * | 2011-05-12 | 2011-11-23 | 安徽胜华电缆集团有限公司 | Symmetrical communication cable for fireproof ship |
| WO2011152969A1 (en) * | 2010-06-03 | 2011-12-08 | Dow Global Technologies Llc | Strippable insulation shield for cables |
| CN103842444A (en) * | 2011-09-30 | 2014-06-04 | 株式会社Adeka | Flame-retardant resin composition and electric wire using same |
| CN104123994A (en) * | 2014-08-15 | 2014-10-29 | 无锡联创薄板有限公司 | Unshielded network cable good in tensile property |
-
2015
- 2015-04-13 CN CN201510170920.2A patent/CN104851503A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201036061Y (en) * | 2007-04-29 | 2008-03-12 | 宁波东方集团有限公司 | A low-smoke halogen-free medium voltage fire-resistant cable |
| CN101987902A (en) * | 2009-07-31 | 2011-03-23 | 索肯（上海）科技有限公司 | Halogen-free thermoplastic elastomer and manufacturing method thereof and environment-friendly electric wires and cables using halogen-free thermoplastic elastomer |
| WO2011152969A1 (en) * | 2010-06-03 | 2011-12-08 | Dow Global Technologies Llc | Strippable insulation shield for cables |
| CN202049800U (en) * | 2011-05-12 | 2011-11-23 | 安徽胜华电缆集团有限公司 | Symmetrical communication cable for fireproof ship |
| CN103842444A (en) * | 2011-09-30 | 2014-06-04 | 株式会社Adeka | Flame-retardant resin composition and electric wire using same |
| CN104123994A (en) * | 2014-08-15 | 2014-10-29 | 无锡联创薄板有限公司 | Unshielded network cable good in tensile property |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107591226A (en) * | 2017-10-04 | 2018-01-16 | 佛山市因诺威特科技有限公司 | A kind of multi-functional fire resisting twisted-pair feeder based on electrical shielding technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150819 |
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| RJ01 | Rejection of invention patent application after publication |