CN105989921A - three-network composite transmission data cable - Google Patents
three-network composite transmission data cable Download PDFInfo
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- CN105989921A CN105989921A CN201510066467.0A CN201510066467A CN105989921A CN 105989921 A CN105989921 A CN 105989921A CN 201510066467 A CN201510066467 A CN 201510066467A CN 105989921 A CN105989921 A CN 105989921A
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention discloses a three-network composite transmission data cable which comprises an aluminum core, two copper power leads and two copper data leads. The two copper data leads are wrapped in two shielding insulation layers respectively. The shielding insulation layer is composed of 1,3-butadiene, styrene, an ethane-vinyl acetate copolymer, chlorinated polyethylene, didecyl phthalate, polythiophene, siloxane, fumed silica, copper powder, polyethylene wax, titanium dioxide, 4,4-bis(alpha,alpha-dimethylbenzyl)diphenylamine, dicumyl peroxide, triallyl cyanurate and dilauryl thiodipropionate by weight. The diameter of the copper powder ranges from 10 to 40 micron. An oversheath layer is composed of polyvinyl chloride resin, diisononyl phthalate, epoxidized soybean oil, a calcium-zinc composite stabilizer, polyethylene wax and calcium carbonate by weight. The data cable broadens the bandwidth of absorption frequency, and has physical mechanical performance of higher tensile and tearing intensity.
Description
Technical field
The present invention relates to data cable, be specifically related to a kind of three net multiplexing of transmission data cables.
Background technology
In our existing comprehensive wiring system, generally use 4 pairs of ordinary numbers cables to carry out surfing the Net, data transmission etc., use local cable to enter wiring can to carry out the transmission of phone, voice etc., use generic coaxial cable to carry out Web TV, the watching of HDTV, above cable, when wiring, needs to influence each other in same pipeline concentric wiring, interfere.
Limitation due to the said structure of cable and wiring, therefore impact when electromagnetic radiation and Capacitance Coupled are in low frequency is more and more prominent, have a strong impact on the electric property of each cable, cause each cable comprehensive wiring to behind family, the networking speed of family, phone call quality, high definition picture definition etc. all can be influenced to different extents, and owing to each cable is all separate unit, throughout the year month after month send out warm, hot after, it is easily caused each cable sheath inter-adhesive etc., ultimately result in broken skin, even electric leakage, burning, final initiation fire.Solve reflection and absorption to low frequency shield effectiveness electromagnetic wave in comprehensive wiring system, and cross-talk and attenuation problem, become the direction that those skilled in the art make great efforts.
Content of the invention
It is an object of the invention to provide a kind of three net multiplexing of transmission data cables, this integrated composite cable improves reflection and the absorption of low-frequency electromagnetic wave, improves cross-talk and signal attenuation, extends the bandwidth of absorption frequency and improves the stability of properties of product；And also improve the cross-link intensity of base-material, there is preferably stretching, the strength physical mechanical performance of tear.
For reaching above-mentioned purpose, the technical solution used in the present invention is: a kind of three net multiplexing of transmission data cables, comprising: aluminium core, two electric power copper conductors, two data copper conductors and gasket for packing；
Described aluminium core is coated with a layers of copper, and this layers of copper outer surface is coated with insulation foaming layer；
Said two data copper conductor is each all coated with shield dielectric layer, one side aluminium foil layer two this shield dielectric layer outer surfaces of cladding；
Said two electric power copper conductor is each all coated with insulating barrier, and this two insulating barriers are placed in parallel and place in " ∞ " font, are overlying on this two surface of insulating layer outside an inner restrictive coating；
The described insulation foaming layer of polyester belt cladding, one side aluminium foil layer, inner restrictive coating and gasket for packing surface；
The described polyester belt outer surface of double-sided aluminum foil layer cladding；
Flame-retardant layer is coated on described double-sided aluminum foil layer outer surface；
One external sheath layer is coated on described flame-retardant layer outer surface；
Described shield dielectric layer is made up of the component of following weight portion:
1,3-butadiene
100 parts,
Styrene
54 ~ 58 parts,
Ethylene-vinyl acetate copolymer
28 ~ 32 parts,
Haloflex
25 ~ 30 parts,
Phthalic acid isodecyl ester
10 ~ 12 parts,
Polythiophene
16 ~ 18 parts,
Siloxanes
6 ~ 8 parts,
Fume colloidal silica
20 ~ 25 parts,
Copper powder
6 ~ 9 parts,
Tissuemat E
1 ~ 2 part,
Titanium dioxide
1.8 ~ 2 parts,
4,4 ' double (α, α dimethyl benzyl) diphenylamines
1 ~ 1.2 part,
Cumyl peroxide
0.5 ~ 1 part,
TAC
2.6 ~ 3 parts,
Dilauryl thiodipropionate
3.2 ~ 4 parts；
A diameter of 10 ~ 40 μm of described copper powder；
Described external sheath layer is made up of the component of following weight portion:
Corvic
100 parts,
Diisononyl phthalate
40 ~ 60 parts,
Epoxidized soybean oil
6 ~ 10 parts,
Calcium-zinc composite stabilizing agent
4 ~ 6 parts,
Tissuemat E
0.5 ~ 2 part,
Calcium carbonate
8 ~ 15 parts.
In technique scheme, further improved plan is as follows:
1. it, in such scheme, between described flame-retardant layer and double-sided aluminum foil layer, is provided with the metal screen layer being knitted to form by several aluminum-magnesium alloy wires.
2., in such scheme, the sectional area of described gasket for packing is 0.50～1.0
mm2。
Due to the utilization of technique scheme, the present invention compared with prior art has the advantage that
1. the present invention three net multiplexing of transmission data cable, it uses special formulation 1,3-butadiene 100 parts, styrene 54 ~ 58 parts, ethylene-vinyl acetate copolymer 28 ~ 32 parts, haloflex 25 ~ 30 parts forms suitable viscosity, polarity is conducive to fume colloidal silica 20 ~ 25 parts, and dispersion that copper powder is 6 ~ 9 parts, the body resistivity reducing conductive rubber, reflection and absorption to low frequency shield effectiveness electromagnetic wave increase；Secondly, its special formulation base-material contains polythiophene 16 ~ 18 parts, overcomes the mechanical strength causing owing to adding copper powder 6 ~ 9 parts and reduces, improves the cross-link intensity of base-material so that tensile strength is more than 12MPa, have preferably stretching, the strength physical mechanical performance of tear.
2. the present invention three net multiplexing of transmission data cable, its formula in 1,3-butadiene 100 parts, styrene 54 ~ 58 parts, ethylene-vinyl acetate copolymer 28 ~ 32 parts, haloflex 25 ~ 30 parts, fume colloidal silica 20 ~ 25 parts, adds cumyl peroxide 0.5 ~ 1 part, phthalic acid isodecyl ester 10 ~ 12 parts in copper powder 6 ~ 9 parts, TAC 2.6 ~ 3 parts, dilauryl thiodipropionate 3.2 ~ 4 parts；Can greatly speed up curingprocess rate, improve crosslink density, improve the heat resistance of vulcanizate, it is to avoid owing to adding fume colloidal silica 20 ~ 25 parts, copper powder 6 ~ 9 parts produces similar sponge-type porosity, thus improve physical mechanical and mechanical property；Secondly, Tissuemat E 1 ~ 2 part, titanium dioxide 1.8 ~ 2 parts, 4,4 ' double (α, α dimethyl benzyl) diphenylamines 1 ~ 1.2 part, be conducive to improving copper powder and 1,3-butadiene 100 parts, styrene 54 ~ 58 parts, ethylene-vinyl acetate copolymer 28 ~ 32 parts, the intermiscibility that haloflex is 25 ~ 30 parts, extend the bandwidth of absorption frequency and improve the stability of properties of product.
Brief description
Accompanying drawing 1 is the present invention three net multiplexing of transmission data cable structural representation.
In the figures above: the 1st, aluminium core；2nd, electric power copper conductor；3rd, data copper conductor；4th, gasket for packing；5th, layers of copper；6th, insulation foaming layer；7th, shield dielectric layer；8th, one side aluminium foil layer；9th, insulating barrier；10th, inner restrictive coating；11st, polyester belt；12nd, double-sided aluminum foil layer；13rd, flame-retardant layer；14th, external sheath layer；15th, metal screen layer.
Detailed description of the invention
Embodiment. a kind of three net multiplexing of transmission data cables, comprising: aluminium core the 1st, two electric power copper conductors the 2nd, two data copper conductors 3 and gasket for packings 4；
Described aluminium core 1 is coated with a layers of copper 5, and this layers of copper 5 outer surface is coated with insulation foaming layer 6；
Said two data copper conductor 3 is each all coated with shield dielectric layer 7, and an one side aluminium foil layer 8 is coated with two this shield dielectric layer 7 outer surfaces；
Said two electric power copper conductor 2 is each all coated with insulating barrier 9, and this two insulating barriers 9 are placed in parallel and place in " ∞ " font, are overlying on this two insulating barrier 9 surfaces outside an inner restrictive coating 10；
Polyester belt 11 is coated with described insulation foaming layer the 6th, one side aluminium foil layer the 8th, inner restrictive coating 10 and gasket for packing 4 surface；
Double-sided aluminum foil layer 12 is coated with described polyester belt 11 outer surface；
Flame-retardant layer 13 is coated on described double-sided aluminum foil layer 12 outer surface；
One external sheath layer 14 is coated on described flame-retardant layer 13 outer surface；
Described shield dielectric layer 7 is made up of the component of following weight portion:
Table 1
Described external sheath layer 14 is made up of the component of following weight portion, as shown in table 2:
Table 2
It is provided with the metal screen layer 15 being knitted to form by several aluminum-magnesium alloy wires between above-mentioned flame-retardant layer 13 and double-sided aluminum foil layer 12.
The sectional area of above-mentioned gasket for packing 4 is 0.50～1.0 mm2。
Described copper powder diameter embodiment 1 is 12 ~ 15 μm, and embodiment 1 is 25 ~ 28 μm, and embodiment 1 is 32 ~ 35 μm.
Above-described embodiment is only technology design and the feature that the present invention is described, its object is to allow person skilled in the art will appreciate that present disclosure and to implement according to this, can not limit the scope of the invention with this.All equivalences made according to spirit of the invention change or modify, and all should cover within protection scope of the present invention.
Claims (3)
1. a net multiplexing of transmission data cable, it is characterised in that: include: aluminium core (1), two electric power copper conductors (2), two data copper conductors (3) and gasket for packing (4)；
Described aluminium core (1) is coated with a layers of copper (5), and this layers of copper (5) outer surface is coated with insulation foaming layer (6)；
Said two data copper conductor (3) is each all coated with shield dielectric layer (7), one side aluminium foil layer (8) two this shield dielectric layer (7) outer surfaces of cladding；
Said two electric power copper conductor (2) is each all coated with insulating barrier (9), and this two insulating barriers (9) are placed in parallel and place in " ∞ " font, are overlying on this two insulating barrier (9) surfaces outside an inner restrictive coating (10)；
Polyester belt (11) is coated with described insulation foaming layer (6), one side aluminium foil layer (8), inner restrictive coating (10) and gasket for packing (4) surface；
Double-sided aluminum foil layer (12) is coated with described polyester belt (11) outer surface；
Flame-retardant layer (13) is coated on described double-sided aluminum foil layer (12) outer surface；
One external sheath layer (14) is coated on described flame-retardant layer (13) outer surface；
Described shield dielectric layer (7) is made up of the component of following weight portion:
1,3-butadiene
100 parts,
Styrene 54 ~ 58 parts,
Ethylene-vinyl acetate copolymer 28 ~ 32 parts,
Haloflex (CPE) 25 ~ 30 parts,
Phthalic acid isodecyl ester 10 ~ 12 parts,
Polythiophene 16 ~ 18 parts,
Siloxanes 6 ~ 8 parts,
Fume colloidal silica 20 ~ 25 parts,
Copper powder 6 ~ 9 parts,
Tissuemat E 1 ~ 2 part,
Titanium dioxide 1.8 ~ 2 parts,
4,4 ' double (α, α dimethyl benzyl) diphenylamines 1 ~ 1.2 part,
Cumyl peroxide 0.5 ~ 1 part,
TAC 2.6 ~ 3 parts,
Dilauryl thiodipropionate 3.2 ~ 4 parts；
A diameter of 10 ~ 40 μm of described copper powder；
Described external sheath layer (14) is made up of the component of following weight portion:
Corvic 100 parts,
Diisononyl phthalate 40 ~ 60 parts,
Epoxidized soybean oil 6 ~ 10 parts,
Calcium-zinc composite stabilizing agent 4 ~ 6 parts,
Tissuemat E 0.5 ~ 2 part,
8 ~ 15 parts of calcium carbonate.
2. three net multiplexing of transmission data cables according to claim 1, it is characterised in that: it is provided with the metal screen layer (15) being knitted to form by several aluminum-magnesium alloy wires between described flame-retardant layer (13) and double-sided aluminum foil layer (12).
3. three net multiplexing of transmission data cables according to claim 1 and 2, it is characterised in that: the sectional area of described gasket for packing (4) is 0.50～1.0 mm2。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510066467.0A CN105989921A (en) | 2015-02-09 | 2015-02-09 | three-network composite transmission data cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510066467.0A CN105989921A (en) | 2015-02-09 | 2015-02-09 | three-network composite transmission data cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105989921A true CN105989921A (en) | 2016-10-05 |
Family
ID=57038109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510066467.0A Pending CN105989921A (en) | 2015-02-09 | 2015-02-09 | three-network composite transmission data cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105989921A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5162611A (en) * | 1990-03-21 | 1992-11-10 | Smarthouse, L. P. | Folded ribbon cable assembly having integral shielding |
| CN202058479U (en) * | 2011-04-18 | 2011-11-30 | 江苏亨通线缆科技有限公司 | Composite cable structure for shielding electromagnetic radiation |
| 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 |
| 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 |
-
2015
- 2015-02-09 CN CN201510066467.0A patent/CN105989921A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5162611A (en) * | 1990-03-21 | 1992-11-10 | Smarthouse, L. P. | Folded ribbon cable assembly having integral shielding |
| CN202058479U (en) * | 2011-04-18 | 2011-11-30 | 江苏亨通线缆科技有限公司 | Composite cable structure for shielding electromagnetic radiation |
| 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 |
| 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 |
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Application publication date: 20161005 |
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