CN103295673A - Photoelectric composite data cable - Google Patents
Photoelectric composite data cable Download PDFInfo
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- CN103295673A CN103295673A CN2013101807545A CN201310180754A CN103295673A CN 103295673 A CN103295673 A CN 103295673A CN 2013101807545 A CN2013101807545 A CN 2013101807545A CN 201310180754 A CN201310180754 A CN 201310180754A CN 103295673 A CN103295673 A CN 103295673A
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Abstract
The invention discloses a photoelectric composite data cable. The photoelectric composite data cable comprises a fiber unit, a first communication twisted pair, a second communication twisted pair, a first power twisted pair, a second power twisted pair and a pentagonal star skeleton, wherein the fiber unit located in a loose tube is composed of four optical fiber communications; the first communication twisted pair and the second communication twisted pair are taken as information communication, and each communication twisted pair is formed by the twisting of two first copper wires coated with an insulating layer; the first power twisted pair and the second power twisted pair are taken as power transmission, and each power twisted pair is formed by the twisting of two second copper wires coated with an insulating layer; and the surface of the pentagonal star skeleton is plated with a metal layer. An aluminum layer of an aluminum foil layer is located inside so as to make electrical contact with the metal layer of the pentagonal star skeleton, and a wire is tightly wrapped around the outer surface of the aluminum foil layer to form an armor layer on the outer surface of which a sheathing layer is coated. The photoelectric composite data cable can effectively improve one percent of the margin of the communication cable crosstalk indicator and even the margin of 1decibel lost, increase the stability of characteristic impedance by 1.5 percent, and effectively prevent external electromagnetic interference from entering the cable as well as prevent internal signals from radiating out.
Description
Technical field
The present invention relates to a kind of data cable, relate in particular to a kind of photoelectricity complex data cable.
Background technology
The structure of common single type telecommunication cable: its primary structure of cable is that copper conductor extrudes one deck insulation outward, stranding behind the single line pair twist, the structure of polyolefin oversheath is adopted in the outside, because the said structure of telecommunication cable limitation, in exterior finish distributing system, automated detection system, cause that stretching is big, quality is unstable, the wiring is loaded down with trivial details, unreliable and influence serviceability.
Summary of the invention
The invention provides a kind of photoelectricity complex data cable, this photoelectricity complex data cable improves the surplus of communication cable cross-talk index 1% effectively, even has also improved the 1dB surplus of loss, increases by 1.5% stability of characteristic impedance; Simultaneously prevent effectively that also external electromagnetic interference from entering cable, also stop internal signal to radiate simultaneously, disturb the work of miscellaneous equipment, improved return loss, characteristic impedance and the crosstalk attenuation of digital cable greatly.
For achieving the above object, the technical solution used in the present invention is: a kind of photoelectricity complex data cable comprises: the fiber unit of being formed by four telecommunication optical fibers that are positioned at loose sleeve pipe, four first copper conductors that are coated with insulating barrier in twos stranded form as the first communication twisted wire of information communication to, second communication twisted wire to, four second copper conductors that are coated with insulating barrier in twos stranded form as the first electric power twisted wire of electric power transfer to, the second electric power twisted wire to the pentagon star frame; Described pentagon star frame is followed successively by first cavity, second cavity, the 3rd cavity, the 4th cavity and the 5th cavity in the counterclockwise direction, described pentagon star frame coating surface has metal level, described fiber unit, the first communication twisted wire to, second communication twisted wire to, the first electric power twisted wire to, the second electric power twisted wire to laying respectively in described first cavity, second cavity, the 3rd cavity, the 4th cavity and the 5th cavity; One aluminium foil layer of being formed by aluminium lamination and PET film coat described fiber unit, first communicate by letter twisted wire to, second communication twisted wire to, the first electric power twisted wire to, the second electric power twisted wire to the pentagon star frame, form and electrically contact thereby the aluminium lamination of described aluminium foil layer is positioned at the metal level of inboard and pentagon star frame; One steel wire is closely wrapped to form armour in described aluminium foil layer outer surface, and a restrictive coating is coated on described armour outer surface;
The described first communication twisted wire to the right pitch of the first electric power twisted wire greater than the second communication twisted wire to the right pitch of the second electric power twisted wire, the right pitch of described first twisted wire is greater than the right pitch of the 3rd twisted wire, and the right pitch of described second twisted wire is greater than the right pitch of the 4th twisted wire;
Adjacent segments apart from design formula is: 0.003＜∣
-
∣≤0.013,
The pitch design of being separated by formula is: 0.002＜∣
-
∣≤0.011;
H1 is the first communication twisted wire right pitch, h2 be the second communication twisted wire to or the right pitch of the second electric power twisted wire, h3 is the right pitch of the first electric power twisted wire;
The described first communication twisted wire to, the second communication twisted wire centering first copper conductor diameter less than the described first electric power twisted wire to, the second electric power twisted wire centering, the second copper conductor diameter.
It is as follows further to improve technical scheme in the technique scheme:
1, in the such scheme, the right pitch of the described first communication twisted wire is 15 ~ 15.5mm, the right pitch of described second communication twisted wire is 13.5 ~ 13.9mm, and the right pitch of the described first electric power twisted wire is 14.2 ~ 14.6mm, and the right pitch of the described second electric power twisted wire is 12.7 ~ 13.1mm.
2, in the such scheme, the right pitch of the described first communication twisted wire is 15.2mm, and the right pitch of described second communication twisted wire is 13.7mm, and the right pitch of the described first electric power twisted wire is 14.4mm, and the right pitch of the described second electric power twisted wire is 12.9mm.
3, in the such scheme, the described first communication twisted wire is 0.5mm to, the second communication twisted wire centering first copper conductor diameter, and the described first electric power twisted wire is 0.5mm to, the second electric power twisted wire centering, the second copper conductor sectional area
2
4, in the such scheme, the material of described pentagon star frame is PP or PE.
Because technique scheme is used, the present invention compared with prior art has following advantage:
1. photoelectricity complex data cable of the present invention, have the advantages that to substitute traditional single type telecommunication cable, its transmission characteristic can satisfy corresponding transmission requirement, because cable has adopted the new structure of anti-interference and stretch-proof, effectively improved the mutual interference of signal phase, environment for use is complicated and influence construction wiring and the problem used; Restrictive coating chance water owing to cable does not decompose simultaneously, greatly facilitating emergency maintenance, improve maintenance efficiency and repair quality, is a kind of new product with development prospect, the performance index of product meet the products standards requirement, have tangible economic benefit and promotional value.
2, photoelectricity complex data cable of the present invention, its pentagon star frame coating surface has metal level, thereby the aluminium lamination of aluminium foil layer is positioned at the metal level of inboard and pentagon star frame and forms and electrically contact, form five shielding closed inner chambers, improve the surplus of communication cable cross-talk (NEXT, FEXT) index 1% effectively, even also improved the 1dB surplus of loss (INSERTION LOSS), increase by 1.5% stability of characteristic impedance (IMPEDANCE); Simultaneously prevent effectively that also external electromagnetic interference from entering cable, also stop internal signal to radiate simultaneously, disturb the work of miscellaneous equipment, improved return loss, characteristic impedance and the crosstalk attenuation of digital cable greatly.
3, photoelectricity complex data cable of the present invention, its first communication twisted wire as information communication is right, the second communication twisted wire is right, the first electric power twisted wire as electric power transfer is right, the second electric power twisted wire is arranged in pairs or groups to string pitch to adopting specific strand, reduce transmission of electric signals and produced the electromagnetic induction influence in its loop, reduce the cross-talk of the communications cable greatly, wherein the electric field of capacitive sensing generation has both positive and negative polarity, can cancel each other after the adjacent two induction fields stack, calculate by theory, reduce mutual capacitively coupled, take into account other electric parameter simultaneously, also avoided signal of telecommunication delay inequality to increase.
4, photoelectricity complex data cable of the present invention, adopt steel wire as main stretch, adopt star-like skeleton as main anti-interference element, the hybrid architecture of cable and optical cable, corrosion resistant polyolefine material, have not easy to crack, meet that water does not decompose, stretch-proof, characteristics such as corrosion-resistant, increased the ability that cable is special because of environment for use, the mutual interference of signal phase influences serviceability greatly.
Description of drawings
Accompanying drawing 1 is photoelectricity complex data construction of cable schematic diagram one of the present invention;
Accompanying drawing 2 is photoelectricity complex data construction of cable schematic diagram two of the present invention.
In the above accompanying drawing: 1, loose sleeve pipe; 2, telecommunication optical fiber; 3, fiber unit; 4, first copper conductor; 41, the first communication twisted wire is right; 42, the second communication twisted wire is right; 5, second copper conductor; 51, the first electric power twisted wire is right; 52, the second electric power twisted wire is right; 6, pentagon star frame; 61, first cavity; 62, second cavity; 63, the 3rd cavity; 64, the 4th cavity; 65, the 5th cavity; 7, metal level; 8, aluminium foil layer; 81, aluminium lamination; 82, PET film; 9, steel wire; 10, restrictive coating; 111, insulating barrier; 112, insulating barrier.
Embodiment
Below in conjunction with drawings and Examples the present invention is further described:
Embodiment 1: a kind of photoelectricity complex data cable comprises: the fiber unit of being formed by four telecommunication optical fibers 2 that are positioned at loose sleeve pipe 13, four first copper conductors 4 that are coated with insulating barrier 111 in twos stranded form as the first communication twisted wire of information communication to 41, the second communication twisted wire is to 42, four second copper conductors 5 that are coated with insulating barrier 112 stranded formation as the first electric power twisted wire of electric power transfer 51, the second electric power twisted wire 52 and pentagon star frame 6 in twos; Described pentagon star frame 6 is followed successively by first cavity 61, second cavity 62, the 3rd cavity 63, the 4th cavity 64 and the 5th cavity 65 in the counterclockwise direction, described pentagon star frame 6 coating surfaces have metal level 7, described fiber unit 3, the first communication twisted wire to 41, the second communication twisted wire lays respectively in described first cavity 61, second cavity 62, the 3rd cavity 63, the 4th cavity 64 and the 5th cavity 65 52 51, the second electric power twisted wire 42, the first electric power twisted wire; One aluminium foil layer of being formed by aluminium lamination 81 and PET film 82 8 coat described fiber units 3, first communicate by letter twisted wire to 41, the second communication twisted wire to 42, the first electric power twisted wire to 51, the second electric power twisted wire to 52 and pentagon star frame 6, electrically contact thereby the aluminium lamination 81 of described aluminium foil layer 8 is positioned at the metal level formation of inboard and pentagon star frame 6; One steel wire 9 is closely wrapped to form armour in described aluminium foil layer 8 outer surfaces, and a restrictive coating 10 is coated on described armour outer surface;
The described first communication twisted wire to the 41 and first electric power twisted wire to 51 pitch greater than the second communication twisted wire to the 42 and second electric power twisted wire to 52 pitch, the right pitch of described first twisted wire is greater than the right pitch of the 3rd twisted wire, and the right pitch of described second twisted wire is greater than the right pitch of the 4th twisted wire;
Adjacent segments apart from design formula is: 0.003＜∣
-
∣≤0.013,
The pitch design of being separated by formula is: 0.002＜∣
-
∣≤0.011;
H1 be the first communication twisted wire to 41 pitch, h2 is the second communication twisted wire to the 42 or second electric power twisted wire to 52 pitch, h3 is the first electric power twisted wire to 51 pitch;
The described first communication twisted wire to 41, the second communication twisted wire to first copper conductor, 4 diameters in 42 less than the described first electric power twisted wire to 51, the second electric power twisted wire to second copper conductor, 5 diameters in 52.
The above-mentioned first communication twisted wire is 15.2mm to 41 pitch, and described second communication twisted wire is 13.7mm to 42 pitch, and the described first electric power twisted wire is 14.4mm to 51 pitch, and the described second electric power twisted wire is 12.9mm to 52 pitch.
The above-mentioned first communication twisted wire to 41, the second communication twisted wire is 0.5mm to first copper conductor, 4 diameters in 42, the described first electric power twisted wire is 0.5mm to 51, the second electric power twisted wire to second copper conductor, 5 sectional areas in 52
2
The material of above-mentioned pentagon star frame 6 is PP.
Embodiment 2: a kind of photoelectricity complex data cable comprises: the fiber unit of being formed by four telecommunication optical fibers 2 that are positioned at loose sleeve pipe 13, four first copper conductors 4 that are coated with insulating barrier 111 in twos stranded form as the first communication twisted wire of information communication to 41, the second communication twisted wire is to 42, four second copper conductors 5 that are coated with insulating barrier 112 stranded formation as the first electric power twisted wire of electric power transfer 51, the second electric power twisted wire 52 and pentagon star frame 6 in twos; Described pentagon star frame 6 is followed successively by first cavity 61, second cavity 62, the 3rd cavity 63, the 4th cavity 64 and the 5th cavity 65 in the counterclockwise direction, described pentagon star frame 6 coating surfaces have metal level 7, described fiber unit 3, the first communication twisted wire to 41, the second communication twisted wire lays respectively in described first cavity 61, second cavity 62, the 3rd cavity 63, the 4th cavity 64 and the 5th cavity 65 52 51, the second electric power twisted wire 42, the first electric power twisted wire; One aluminium foil layer of being formed by aluminium lamination 81 and PET film 82 8 coat described fiber units 3, first communicate by letter twisted wire to 41, the second communication twisted wire to 42, the first electric power twisted wire to 51, the second electric power twisted wire to 52 and pentagon star frame 6, electrically contact thereby the aluminium lamination 81 of described aluminium foil layer 8 is positioned at the metal level formation of inboard and pentagon star frame 6; One steel wire 9 is closely wrapped to form armour in described aluminium foil layer 8 outer surfaces, and a restrictive coating 10 is coated on described armour outer surface;
The described first communication twisted wire to the 41 and first electric power twisted wire to 51 pitch greater than the second communication twisted wire to the 42 and second electric power twisted wire to 52 pitch, the right pitch of described first twisted wire is greater than the right pitch of the 3rd twisted wire, and the right pitch of described second twisted wire is greater than the right pitch of the 4th twisted wire;
Adjacent segments apart from design formula is: 0.003＜∣
-
∣≤0.013,
The pitch design of being separated by formula is: 0.002＜∣
-
∣≤0.011;
H1 be the first communication twisted wire to 41 pitch, h2 is the second communication twisted wire to the 42 or second electric power twisted wire to 52 pitch, h3 is the first electric power twisted wire to 51 pitch.
The described first communication twisted wire to 41, the second communication twisted wire to first copper conductor, 4 diameters in 42 less than the described first electric power twisted wire to 51, the second electric power twisted wire to second copper conductor, 5 diameters in 52.
The above-mentioned first communication twisted wire to 41, the second communication twisted wire is 0.5mm to first copper conductor, 4 diameters in 42, the described first electric power twisted wire is 0.5mm to 51, the second electric power twisted wire to second copper conductor, 5 sectional areas in 52
2
The material of above-mentioned pentagon star frame 6 is PE.
Above-described embodiment only is explanation technical conceive of the present invention and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present invention and enforcement according to this, can not limit protection scope of the present invention with this.All equivalences that spirit essence is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (5)
1. photoelectricity complex data cable is characterized in that: comprising: the fiber unit of being formed by four telecommunication optical fibers (2) that are positioned at loose sleeve pipe (1) (3), four first copper conductors (4) that are coated with insulating barrier (111) in twos stranded form as the first communication twisted wire of information communication to (41), second communication twisted wire to (42), four second copper conductors (5) that are coated with insulating barrier (112) in twos stranded form the first electric power twisted wire as electric power transfer to (51), the second electric power twisted wire to (52) and pentagon star frame (6); Described pentagon star frame (6) is followed successively by first cavity (61) in the counterclockwise direction, second cavity (62), the 3rd cavity (63), the 4th cavity (64) and the 5th cavity (65), described pentagon star frame (6) coating surface has metal level (7), described fiber unit (3), the first communication twisted wire is to (41), the second communication twisted wire is to (42), the first electric power twisted wire is to (51), the second electric power twisted wire lays respectively at described first cavity (61) to (52), second cavity (62), the 3rd cavity (63), in the 4th cavity (64) and the 5th cavity (65); One aluminium foil layer of being formed by aluminium lamination (81) and PET film (82) (8) coat described fiber unit (3), first communicate by letter twisted wire to (41), second communication twisted wire to (42), the first electric power twisted wire to (51), the second electric power twisted wire to (52) and pentagon star frame (6), the aluminium lamination (81) of described aluminium foil layer (8) thus the metal level that is positioned at inboard and pentagon star frame (6) forms and electrically contacts; One steel wire (9) is closely wrapped to form armour in described aluminium foil layer (8) outer surface, and a restrictive coating (10) is coated on described armour outer surface;
The described first communication twisted wire to (41) and the first electric power twisted wire to the pitch of (51) greater than the second communication twisted wire to (42) and the second electric power twisted wire pitch to (52), the right pitch of described first twisted wire is greater than the right pitch of the 3rd twisted wire, and the right pitch of described second twisted wire is greater than the right pitch of the 4th twisted wire;
Adjacent segments apart from design formula is: 0.003＜∣
-
∣≤0.013,
The pitch design of being separated by formula is: 0.002＜∣
-
∣≤0.011;
H1 be the first communication twisted wire to the pitch of (41), h2 is the second communication twisted wire to (42) or the second electric power twisted wire pitch to (52), h3 is that the first electric power twisted wire is to the pitch of (51);
Described first communication twisted wire to (41), second communication twisted wire to first copper conductor (4) diameter in (42) less than the described first electric power twisted wire to (51), the second electric power twisted wire to second copper conductor (5) diameter in (52).
2. photoelectricity complex data cable according to claim 1, it is characterized in that: the described first communication twisted wire is 15 ~ 15.5mm to the pitch of (41), described second communication twisted wire is 13.5 ~ 13.9mm to the pitch of (42), the described first electric power twisted wire is 14.2 ~ 14.6mm to the pitch of (51), and the described second electric power twisted wire is 12.7 ~ 13.1mm to the pitch of (52).
3. photoelectricity complex data cable according to claim 1, it is characterized in that: the described first communication twisted wire is 15.2mm to the pitch of (41), described second communication twisted wire is 13.7mm to the pitch of (42), the described first electric power twisted wire is 14.4mm to the pitch of (51), and the described second electric power twisted wire is 12.9mm to the pitch of (52).
4. photoelectricity complex data cable according to claim 1, it is characterized in that: the described first communication twisted wire is 0.5mm to (41), second communication twisted wire to first copper conductor (4) diameter in (42), and the described first electric power twisted wire is 0.5mm to (51), the second electric power twisted wire to second copper conductor (5) sectional area in (52)
2
5. photoelectricity complex data cable according to claim 1, it is characterized in that: the material of described pentagon star frame (6) is PP or PE.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101807545A CN103295673A (en) | 2013-05-16 | 2013-05-16 | Photoelectric composite data cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101807545A CN103295673A (en) | 2013-05-16 | 2013-05-16 | Photoelectric composite data cable |
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| Publication Number | Publication Date |
|---|---|
| CN103295673A true CN103295673A (en) | 2013-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101807545A Pending CN103295673A (en) | 2013-05-16 | 2013-05-16 | Photoelectric composite data cable |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103996451A (en) * | 2014-06-05 | 2014-08-20 | 华迅工业(苏州)有限公司 | CAT8 symmetrical data cable for Ethernet |
| CN113671646A (en) * | 2021-08-04 | 2021-11-19 | 富通集团（嘉善）通信技术有限公司 | Submarine optical cable |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201378473Y (en) * | 2008-12-24 | 2010-01-06 | 天津有容蒂康通讯技术有限公司 | Composite cable |
| CN201681641U (en) * | 2009-11-14 | 2010-12-22 | 龚利芬 | Slotted core ribbon cable |
| US20110315443A1 (en) * | 1996-04-09 | 2011-12-29 | Belden Inc. | High performance data cable |
| CN202422815U (en) * | 2011-12-09 | 2012-09-05 | 江苏亨通线缆科技有限公司 | Composite cable with skeleton structure |
-
2013
- 2013-05-16 CN CN2013101807545A patent/CN103295673A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110315443A1 (en) * | 1996-04-09 | 2011-12-29 | Belden Inc. | High performance data cable |
| CN201378473Y (en) * | 2008-12-24 | 2010-01-06 | 天津有容蒂康通讯技术有限公司 | Composite cable |
| CN201681641U (en) * | 2009-11-14 | 2010-12-22 | 龚利芬 | Slotted core ribbon cable |
| CN202422815U (en) * | 2011-12-09 | 2012-09-05 | 江苏亨通线缆科技有限公司 | Composite cable with skeleton structure |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103996451A (en) * | 2014-06-05 | 2014-08-20 | 华迅工业(苏州)有限公司 | CAT8 symmetrical data cable for Ethernet |
| CN113671646A (en) * | 2021-08-04 | 2021-11-19 | 富通集团（嘉善）通信技术有限公司 | Submarine optical cable |
| CN113671646B (en) * | 2021-08-04 | 2023-10-24 | 富通集团（嘉善）通信技术有限公司 | Submarine optical cable |
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Application publication date: 20130911 |