CN104882219A - Lightning protection outdoor data cable - Google Patents
Lightning protection outdoor data cable Download PDFInfo
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- CN104882219A CN104882219A CN201510236301.9A CN201510236301A CN104882219A CN 104882219 A CN104882219 A CN 104882219A CN 201510236301 A CN201510236301 A CN 201510236301A CN 104882219 A CN104882219 A CN 104882219A
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- empennage portion
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Abstract
The invention discloses a lightning protection outdoor data cable comprising eight copper wires and a crossed skeleton formed by a first separator plate and a second separator plate which are arranged vertically. The eight copper wires are coated with semiconductor layers. Each semiconductor layer comprises the following components by weight: 1, 3-butadiene, styrene, ethylene-vinyl acetate copolymer, ethylene-vinyl acetate copolymer grafting maleic anhydride copolymer, siloxane, fumed silica, antimonous oxide, microcrystalline wax, titanium dioxide, 4,4' dual ([alpha], [alpha] dimethyl benzyl) diphenylamine, dicumyl peroxide, cyanuric acid triene propyl ester, and dilauryl thiodipropionate. Both ends of the first separator plate in the crossed skeleton are equipped with a first side empennage portion and a second side empennage portion, respectively. The first side empennage portion and the second side empennage portion are arranged on the left side and the right side of the first separator plate, respectively. A second twisted pair and a fourth twisted pair are embedded into a second chamber and a fourth chamber, respectively. The spiral pitch of the crossed skeleton is from 46 to 58mm. The lightning protection outdoor data cable improves the reflection and absorption of low-frequency electromagnetic wave, improves crosstalk and signal attenuation, and expands the bandwidth of absorption frequency.
Description
Technical field
The present invention relates to data cable, be specifically related to a kind of anti-lightning strike type outdoor data cable.
Background technology
Digital cable obtains large-scale application, and being rapidly doubled and redoubled and access network technology leapfrogging growth of network technology, proposes requirements at the higher level to the transmission medium of information.
Gigabit Ethernet can not meet consumer wideband requirement, and 10,000,000,000 will become mainstream technology than Ethernet.How cable for digital communication need solve the electromagnetic reflection of low frequency shield effectiveness and absorption, and cross-talk and attenuation problem, becomes the direction that those skilled in the art make great efforts.
Summary of the invention
The object of this invention is to provide a kind of anti-lightning strike type outdoor data cable, this anti-lightning strike type outdoor data cable improves low frequency electromagnetic wave reflection and absorption, improve cross-talk and signal attenuation, extend the bandwidth of absorption frequency and improve the stability of properties of product.
For achieving the above object, the technical solution used in the present invention is: a kind of anti-lightning strike type outdoor data cable, comprise: the crossing skeleton that eight copper conductors and the first dividing plate and second partition by vertical arrangement form, this copper conductor is all coated with semiconductor layer, in described eight copper conductors, two copper conductor composition first strands are to line, and two copper conductor composition second strands are to line; Two copper conductor composition the 3rd strands are to line; Two copper conductor composition the 4th strands are to line;
One polyester belt is coated on described crossing skeleton outer surface;
Described first strand lays respectively at four cavitys of crossing skeleton in line and the 4th strand to line to line, the 3rd strand to line, the second strand;
One one side aluminium foil layer is coated on described polyester belt outer surface;
Tincopper fuse wire braided armor is coated on described one side aluminium foil layer, and described tincopper fuse wire braided armor is woven by some strands of tinned wirds and forms, and described per share tinned wird is made up of at least one tinned copper wire;
One restrictive coating is coated on described tincopper fuse wire braided armor outer surface;
Described crossing skeleton four ends have four end bar portions respectively, and this crossing skeleton end is fixedly connected with in the middle part of end bar portion, and described crossing skeleton four corners all have circular arc chamfering face;
Described semiconductor layer is made up of the component of following weight portion:
1,3-butadiene 100 parts,
Styrene 55 ~ 58 parts,
Ethylene-vinyl acetate copolymer 28 ~ 30 parts,
Ethylene-vinyl acetate copolymer grafted maleic anhydride copolymer 10 ~ 12 part,
Siloxanes 8 ~ 10 parts,
Fume colloidal silica 22 ~ 25 parts,
Antimonous oxide 5 ~ 10 parts,
Asbestos wool 2 ~ 3 parts,
Microwax 1.2 ~ 1.6 parts,
Titanium dioxide 1.8 ~ 2 parts,
4,4 ' two (α, α dimethyl benzyl) diphenylamines 1 ~ 1.2 part,
Cumyl peroxide 0.6 ~ 0.8 part,
Triallyl cyanurate 2.2 ~ 2.5 parts,
Dilauryl thiodipropionate 3.2 ~ 3.5 parts;
In described crossing skeleton, the first dividing plate two ends have the first empennage portion, side, the second empennage portion, side respectively, and the first empennage portion, side, the second side empennage portion are not positioned at left side, the right side of the first dividing plate, this empennage portion, the first side, the second side empennage portion and between second partition two ends do not leave gap; Described second strand is respectively embedded in second, four cavity in line through gap to line, the 4th strand; Described crossing skeleton is in its length bearing of trend helically structure;
Described first strand is 17.2 ~ 17.5mm to the pitch of line, described second strand is 15.3 ~ 15.8mm to the pitch of line, described 3rd strand is 16.2 ~ 16.5mm to the pitch of line, and described 4th strand is 14.1 ~ 14.5mm to the pitch of line, and described crossing skeleton screw pitch is 46 ~ 58mm.
In technique scheme, further improved plan is as follows:
1., in such scheme, described first strand is all coated with double-sided aluminum foil layer to line and the 4th strand to line outer surface to line, the 3rd strand to line, the second strand.
2. in such scheme, described first strand is 17.4mm to the pitch of line, and described second strand is 15.6mm to the pitch of line, and described 3rd strand is 16.4mm to the pitch of line, and described 4th strand is 14.2mm to the pitch of line, and described crossing skeleton screw pitch is 52mm.
3., in such scheme, described first empennage portion, side, the second empennage portion, side form are arcuate structure.
Due to the utilization of technique scheme, the present invention compared with prior art has following advantages:
1. the anti-lightning strike type outdoor data cable of the present invention, it adopts special formulation 1,3-butadiene 100 parts, styrene 55 ~ 58 parts, ethylene-vinyl acetate copolymer 28 ~ 30 parts, fume colloidal silica 22 ~ 25 parts, forms suitable viscosity, polarity and had both been conducive to antimonous oxide 5 ~ 10 parts, asbestos wool 2 ~ 3 parts dispersion, also increases the electromagnetic reflection of low frequency shield effectiveness and absorption; Secondly, in its crossing skeleton, the first dividing plate two ends have the first empennage portion, side, the second empennage portion, side respectively, and the first empennage portion, side, the second side empennage portion are not positioned at left side, the right side of the first dividing plate, this empennage portion, the first side, the second side empennage portion and between second partition two ends do not leave gap; Described second strand is respectively embedded in second, four cavity in line through gap to line, the 4th strand; Described crossing skeleton in its length bearing of trend helically structure, can ensure very well line between physical isolation, and empennage technology effectively can resist the impact of mechanical external force.Strip off cable sheath can find that isolating frame not extends along cable parallel direction, but curl, the line that this structure can ensure in a pre-installation, be all consistent in installation process or after installing to separation, thus guarantees better RL and NEXT performance, more surplus, higher cable balancing and reliability, longer life of product; Again, its first strand adopts specific pitch to arrange in pairs or groups to line and the 4th strand to line and crossing skeleton screw pitch to line, the 3rd strand to line, the second strand, reduce transmission of electric signals on its loop, produce electromagnetic induction impact, greatly reduce the cross-talk of the communications cable, reduce mutual capacitively coupled, it also avoid signal of telecommunication delay inequality increases.
2. the anti-lightning strike type outdoor data cable of the present invention, its formula in 1,3-butadiene 100 parts, styrene 55 ~ 58 parts, ethylene-vinyl acetate copolymer 28 ~ 30 parts, fume colloidal silica 22 ~ 25 parts, adds cumyl peroxide 0.6 ~ 0.8 part in antimonous oxide 5 ~ 10 parts, triallyl cyanurate 2.2 ~ 2.5 parts, dilauryl thiodipropionate 3.2 ~ 3.5 parts; Greatly can accelerate curingprocess rate, improve crosslink density, improve the heat resistance of vulcanizate, avoid owing to adding fume colloidal silica 20 ~ 25 parts, copper powder 5 ~ 10 parts produces similar sponge-type porosity, thus improves physical mechanical and mechanical property; Secondly, microwax 1.2 ~ 1.6 parts, titanium dioxide 1.8 ~ 2 parts, 4,4 ' two (α, α dimethyl benzyl) diphenylamines 1 ~ 1.2 part, is conducive to improving copper powder and 1,3-butadiene 100 parts, the intermiscibility that styrene is 55 ~ 58 parts, extends the bandwidth of absorption frequency and improves the stability of properties of product.
Accompanying drawing explanation
Accompanying drawing 1 is the present invention's anti-lightning strike type outdoor data cable structural representation.
In above accompanying drawing: 1, copper conductor; 2, semiconductor layer; 3, the first strand is to line; 4, the second strand is to line; 5, the 3rd strand is to line; 6, the 4th strand is to line; 7, polyester belt; 8, one side aluminium foil layer; 9, tincopper fuse wire braided armor; 10, double-sided aluminum foil layer; 11, crossing skeleton; 12, the first dividing plate; 13, second partition; 141, the first empennage portion, side; 142, the second empennage portion, side; 15, restrictive coating.
Embodiment
Embodiment. a kind of anti-lightning strike type outdoor data cable, comprise: the crossing skeleton 11 that eight copper conductors 1 and the first dividing plate 12 and second partition 13 by vertical arrangement form, this copper conductor 1 is all coated with semiconductor layer 2, in described eight copper conductors 1, two copper conductor composition first strands are to line 3, and two copper conductor composition second strands are to line 4; Two copper conductor composition the 3rd strands are to line 5; Two copper conductor composition the 4th strands are to line 6;
One polyester belt 7 is coated on described crossing skeleton 11 outer surface;
Described first strand is twisted line 3, second and is laid respectively at four cavitys of crossing skeleton 11 in line 5 and the 4th strand to line 6 to line 4, the 3rd strand;
One one side aluminium foil layer 8 is coated on described polyester belt 7 outer surface;
Tincopper fuse wire braided armor 9 is coated on described one side aluminium foil layer 8, and described tincopper fuse wire braided armor 9 is woven by some strands of tinned wirds and forms, and described per share tinned wird is made up of at least one tinned copper wire;
One restrictive coating 15 is coated on described tincopper fuse wire braided armor 9 outer surface;
Described crossing skeleton 11 4 ends have four end bar portions 12 respectively, and this crossing skeleton 11 end is fixedly connected with in the middle part of end bar portion 12, and described crossing skeleton 11 4 corners all have circular arc chamfering face 13;
Described semiconductor layer 2 is made up of the component of following weight portion:
Table 1
In described crossing skeleton 11, the first dividing plate 12 two ends have the first empennage portion, side of empennage portion, side 141, second 142 respectively, and the first empennage portion, side of empennage portion, side 141, second 142 lays respectively at left side, the right side of the first dividing plate 12, this empennage portion, side of empennage portion, the first side 141, second 142 leaves gap respectively and between second partition two ends; Described second strand is respectively embedded in second, four cavity in line 6 through gap to line 4, the 4th strand; Described crossing skeleton 11 is in its length bearing of trend helically structure;
Described first strand is 17.4mm to the pitch of line 3, and described second strand is 15.6mm to the pitch of line 4, and described 3rd strand is 16.4mm to the pitch of line 5, and described 4th strand is 14.2mm to the pitch of line 6, and described crossing skeleton 11 screw pitch is 52mm.
Above-mentioned first strand is twisted line 3, second and is all coated with double-sided aluminum foil layer 10 to line 5 and the 4th strand to line 6 outer surface to line 4, the 3rd strand.
Above-mentioned first empennage portion 142, side of empennage portion, side 141, second form is arcuate structure.
In the anti-lightning strike type outdoor data cable of embodiment 1 ~ 3, semiconductor layer 2 performance is in table 2:
Table 2
When adopting above-mentioned anti-lightning strike type outdoor data cable, reduce the volume resistivity of conductive rubber, the electromagnetic reflection of low frequency shield effectiveness and absorption are increased; Secondly, can ensure very well line between physical isolation, and empennage technology effectively can resist the impact of mechanical external force.Strip off cable sheath can find that isolating frame not extends along cable parallel direction, but curl, the line that this structure can ensure in a pre-installation, be all consistent in installation process or after installing to separation, thus guarantees better RL and NEXT performance, more surplus, higher cable balancing and reliability, longer life of product; Again, its first strand adopts specific pitch to arrange in pairs or groups to line and the 4th strand to line and crossing skeleton screw pitch to line, the 3rd strand to line, the second strand, reduce transmission of electric signals on its loop, produce electromagnetic induction impact, greatly reduce the cross-talk of the communications cable, reduce mutual capacitively coupled, it also avoid signal of telecommunication delay inequality increases.
Above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (4)
1. an anti-lightning strike type outdoor data cable, it is characterized in that: comprising: the crossing skeleton (11) that eight copper conductors (1) and the first dividing plate (12) and second partition (13) by vertical arrangement form, this copper conductor (1) is all coated with semiconductor layer (2), in described eight copper conductors (1), two copper conductor composition first strands are to line (3), and two copper conductor composition second strands are to line (4); Two copper conductor composition the 3rd strands are to line (5); Two copper conductor composition the 4th strands are to line (6);
One polyester belt (7) is coated on described crossing skeleton (11) outer surface;
Described first strand lays respectively at the first, second, third and fourth cavity of crossing skeleton (11) in line (5) and the 4th strand to line (6) to line (4), the 3rd strand to line (3), the second strand;
One one side aluminium foil layer (8) is coated on described polyester belt (7) outer surface;
Tincopper fuse wire braided armor (9) is coated on described one side aluminium foil layer (8), and described tincopper fuse wire braided armor (9) is woven by some strands of tinned wirds and forms, and described per share tinned wird is made up of at least one tinned copper wire;
One restrictive coating (15) is coated on described tincopper fuse wire braided armor (9) outer surface;
Described crossing skeleton (11) four ends have four ends bar portion (12) respectively, and this crossing skeleton (11) end is fixedly connected with end bar portion (12) middle part, and described crossing skeleton (11) four corners all have circular arc chamfering face (13);
Described semiconductor layer (2) is made up of the component of following weight portion:
1,3-butadiene 100 parts,
Styrene 55 ~ 58 parts,
Ethylene-vinyl acetate copolymer 28 ~ 30 parts,
Ethylene-vinyl acetate copolymer grafted maleic anhydride copolymer 10 ~ 12 part,
Siloxanes 8 ~ 10 parts,
Fume colloidal silica 22 ~ 25 parts,
Antimonous oxide 5 ~ 10 parts,
Asbestos wool 2 ~ 3 parts,
Microwax 1.2 ~ 1.6 parts,
Titanium dioxide 1.8 ~ 2 parts,
4,4 ' two (α, α dimethyl benzyl) diphenylamines 1 ~ 1.2 part,
Cumyl peroxide 0.6 ~ 0.8 part,
Triallyl cyanurate 2.2 ~ 2.5 parts,
Dilauryl thiodipropionate 3.2 ~ 3.5 parts;
In described crossing skeleton (11), the first dividing plate (12) two ends are asymmetricly provided with the first empennage portion, side (141), the second empennage portion, side (142), and the first empennage portion, side (141), the second empennage portion, side (142) lay respectively at left side, the right side of the first dividing plate (12), this empennage portion, the first side (141), the second empennage portion, side (142) leave gap respectively and between second partition two ends; Described second strand is respectively embedded in second, four cavity in line (6) through gap to line (4), the 4th strand; Described crossing skeleton (11) is in its length bearing of trend helically structure;
Described first strand is 17.2 ~ 17.5mm to the pitch of line (3), described second strand is 15.3 ~ 15.8mm to the pitch of line (4), described 3rd strand is 16.2 ~ 16.5mm to the pitch of line (5), described 4th strand is 14.1 ~ 14.5mm to the pitch of line (6), and described crossing skeleton (11) screw pitch is 46 ~ 58mm.
2. anti-lightning strike type outdoor data cable according to claim 1, it is characterized in that: described first strand is 17.4mm to the pitch of line (3), described second strand is 15.6mm to the pitch of line (4), described 3rd strand is 16.4mm to the pitch of line (5), described 4th strand is 14.2mm to the pitch of line (6), and described crossing skeleton (11) screw pitch is 52mm.
3. anti-lightning strike type outdoor data cable according to claim 1, is characterized in that: described first strand is all coated with double-sided aluminum foil layer (10) to line (5) and the 4th strand to line (6) outer surface to line (4), the 3rd strand to line (3), the second strand.
4. anti-lightning strike type outdoor data cable according to claim 2, is characterized in that: described first empennage portion, side (141), the second empennage portion, side (142) form are arcuate structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510236301.9A CN104882219A (en) | 2015-05-11 | 2015-05-11 | Lightning protection outdoor data cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510236301.9A CN104882219A (en) | 2015-05-11 | 2015-05-11 | Lightning protection outdoor data cable |
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| Publication Number | Publication Date |
|---|---|
| CN104882219A true CN104882219A (en) | 2015-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510236301.9A Pending CN104882219A (en) | 2015-05-11 | 2015-05-11 | Lightning protection outdoor data cable |
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| CN (1) | CN104882219A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111028985A (en) * | 2019-11-26 | 2020-04-17 | 浙江一普金属制造有限公司 | Novel wire based on copper braided wire and production method thereof |
Citations (7)
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|---|---|---|---|---|
| US6365836B1 (en) * | 1999-02-26 | 2002-04-02 | Nordx/Cdt, Inc. | Cross web for data grade cables |
| WO2008096348A2 (en) * | 2007-02-07 | 2008-08-14 | Teldor Cables & Systems Ltd. | Communication cable for high frequency data transmission |
| CN201194181Y (en) * | 2008-04-28 | 2009-02-11 | 苏州海龙数据电缆有限公司 | Wideband electric cable |
| CN202134244U (en) * | 2011-06-01 | 2012-02-01 | 江苏亨通线缆科技有限公司 | Category 6+ cable with skeleton structure |
| CN202976963U (en) * | 2012-11-15 | 2013-06-05 | 江苏亨通线缆科技有限公司 | A power transmission cable used for generic cabling |
| CN104008797A (en) * | 2014-04-29 | 2014-08-27 | 江苏亨通线缆科技有限公司 | Integrated data cable for power and data transmission |
| CN104008810A (en) * | 2014-04-29 | 2014-08-27 | 江苏亨通线缆科技有限公司 | Multifunctional cable integrating power and data transmission |
-
2015
- 2015-05-11 CN CN201510236301.9A patent/CN104882219A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6365836B1 (en) * | 1999-02-26 | 2002-04-02 | Nordx/Cdt, Inc. | Cross web for data grade cables |
| WO2008096348A2 (en) * | 2007-02-07 | 2008-08-14 | Teldor Cables & Systems Ltd. | Communication cable for high frequency data transmission |
| CN201194181Y (en) * | 2008-04-28 | 2009-02-11 | 苏州海龙数据电缆有限公司 | Wideband electric cable |
| CN202134244U (en) * | 2011-06-01 | 2012-02-01 | 江苏亨通线缆科技有限公司 | Category 6+ cable with skeleton structure |
| CN202976963U (en) * | 2012-11-15 | 2013-06-05 | 江苏亨通线缆科技有限公司 | A power transmission cable used for generic cabling |
| CN104008797A (en) * | 2014-04-29 | 2014-08-27 | 江苏亨通线缆科技有限公司 | Integrated data cable for power and data transmission |
| CN104008810A (en) * | 2014-04-29 | 2014-08-27 | 江苏亨通线缆科技有限公司 | Multifunctional cable integrating power and data transmission |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111028985A (en) * | 2019-11-26 | 2020-04-17 | 浙江一普金属制造有限公司 | Novel wire based on copper braided wire and production method thereof |
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Application publication date: 20150902 |
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