CN104616824A - Environment-friendly inflaming retarding photoelectric combined shielding digital communication cable - Google Patents
Environment-friendly inflaming retarding photoelectric combined shielding digital communication cable Download PDFInfo
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- CN104616824A CN104616824A CN201510088578.1A CN201510088578A CN104616824A CN 104616824 A CN104616824 A CN 104616824A CN 201510088578 A CN201510088578 A CN 201510088578A CN 104616824 A CN104616824 A CN 104616824A
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Abstract
The invention discloses an environment-friendly inflaming retarding photoelectric combined shielding digital communication cable. The cable sequentially comprises a cable core, a polyester belt, a transfer current wire, a shielding layer and an outer sheath from inside to outside. The cable core sequentially comprises an optical fiber unit, an inner sheath with fins and a plurality of groups of twist pairs from inside to outside. The optical fiber unit comprises a center reinforcing member arranged at the center position and a single mode fiber surrounding the center reinforcing member. The inner sheath with the fins wraps the outer portion of the optical fiber unit, the plurality of groups of twist pairs are evenly distributed on the inner sheath with the fins, and each group of twist pair is formed by winding two single wires. The communication cable adopts integrated design, saves wiring space, and is convenient and quick to lay and small in installation work load. The inner sheath and the outer sheath both adopt the environment-friendly inflaming retarding low smoke zero halogen sheathing material, double-layer protection is adopted, and excellent inflaming retarding performance is improved. The capability to resist the external electromagnetic interference is high, and normal work of other devices and the network is not interfered.
Description
Technical field
The invention belongs to digital communicating field, particularly relate to a kind of cable for digital communication, be specifically related to a kind of environmental protection flame retardant photoelectricity composite shielding cable for digital communication.
Background technology
Along with the high speed development of computer technology and network, people are to the pursuit of network speed faster, fiber to the home development rapidly, digital communication technology also along with fast development, cable for digital communication and optical fiber extensive use in LAN (Local Area Network) and regional data switching network system.
Traditional cable for digital communication and optical cable are separately registered one's residence, and needs secondary to connect up, and takies more wiring space, and construction progress is comparatively slow, adds resources costs.And traditional split cable and optical cable, the ability of opposing outside electromagnetic interference is more weak, and the electromagenetic wave radiation ability of control itself is poor, also puzzlement can be caused to the normal work of other equipment of surrounding and network, therefore, the occasion that present cable for digital communication and optical cable can not meet requirements at the higher level uses.
Summary of the invention
For solving the problems of the technologies described above, present invention employs mode single mode fiber cable and cable for digital communication are incorporated in same root cable, save wiring space, accelerate construction progress, freely can switch in copper cable and optical fiber, also can use simultaneously, or it is ready in advance for upgrading, construction need not be repeated, meet the different needs of different client, twisted pair wire is separated fixing by inner sheath fin, Stability Analysis of Structures, install foil shielding layer additional, enhance the ability of cable opposing outside electromagnetic interference, the electromagenetic wave radiation of itself can be controlled again simultaneously, do not disturb the normal work of around other equipment and network, thus be applicable to the occasion of more requirements at the higher level, greatly improve performance and the operation strategies of product.
For achieving the above object, technical scheme of the present invention is as follows:
A kind of environmental protection flame retardant photoelectricity composite shielding cable for digital communication, it comprises from inside to outside successively: cable core, polyester belt, conduct electricity streamline, screen and outer jacket, described cable core comprises from inside to outside successively: fiber unit, band wing inner sheath and some groups of twisted pair wires, and described fiber unit comprises the central reinforce member that is arranged on center and the monomode fiber around described central reinforce member; It is outside that described band wing inner sheath is coated on described fiber unit, and described band wing inner sheath is uniformly distributed some groups of twisted pair wires; Often organize described twisted pair wire to be mutually entwined by two single lines.
In a preferred embodiment of the present invention, comprise further, described single line comprises copper conductor core and is coated on the high density polyethylene (HDPE) insulating barrier of different colours of described copper conductor core outside.
In a preferred embodiment of the present invention, comprise further, the lay often organizing described twisted pair wire is different, and the quantity of described twisted pair wire is eight groups, and described band wing inner sheath is with eight fins, and twisted pair wire described in eight groups is partitioned into eight groups by described band wing inner sheath uniformly.
In a preferred embodiment of the present invention, comprise further, the space between described band wing inner sheath and described fiber unit is provided with aramid fiber fortifying fibre.
In a preferred embodiment of the present invention, comprise further, described polyester belt is coated on eight groups of twisted pair wires and band wing inner sheath is outside.
In a preferred embodiment of the present invention, comprise further, described monomode fiber comprises fibre core and is coated on the covering of described fibre core outside.
In a preferred embodiment of the present invention, comprise further, described central reinforce member is used for center and the reinforcement of described monomode fiber, and described central reinforce member is nonmetal strengthening core.
In a preferred embodiment of the present invention, comprise further, described conduct electricity streamline is tinned wird, and it is outside that described tinned wird is arranged on described polyester belt, and described tinned wird is arranged on cable axially.
In a preferred embodiment of the present invention, comprise further, described screen is foil shielding layer, and described foil shielding layer is coated on the outside of described tinned wird and polyester belt.
In a preferred embodiment of the present invention, comprise further, described oversheath is Low-smoke halogen-free environment-friendlyflame-retardant flame-retardant oversheath, and described oversheath is coated on the outside of described screen.
The invention has the beneficial effects as follows:
One, telecommunication cable of the present invention remain on the basis of optical cable and the splendid transmission performance of cable for digital communication, adopt unitary design, save wiring space, lay convenient, fast, installation workload is little, also can be upgrading ready in advance, construction need not be repeated, the demand of different client can be met.
Two, have employed the inner sheath with fin in telecommunication cable of the present invention, make structure more stable, greatly improve the properties of copper cable, inner/outer sheath adopts the flame-retardant low-smoke halogen-free protective cover material of environmental protection, and double shielding, has splendid fire resistance.
Three, telecommunication cable of the present invention is again because installed foil shielding layer additional, enhance the ability of cable opposing outside electromagnetic interference, the electromagenetic wave radiation of itself can be controlled again simultaneously, do not disturb the normal work of around other equipment and network, thus be applicable to the occasion of more requirements at the higher level.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in embodiment of the present invention technology, be briefly described to the accompanying drawing used required in the description of embodiment technology below, 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.
Fig. 1 is environmental protection flame retardant photoelectricity composite shielding cable for digital communication cross-sectional structure schematic diagram of the present invention.
Wherein: 1-twisted pair wire, 11-copper conductor core, 12-high density polyethylene (HDPE) (HDPE) insulating barrier, 2-monomode fiber, 21-fibre core, 22-covering, 3-central reinforce member (nonmetal strengthening core), 4-aramid fiber fortifying fibre, 5-is with wing inner sheath, 6-polyester belt, 7-tinned wird (conduct electricity streamline), 8-screen, 9-oversheath.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1
As shown in fig. 1, disclose a kind of environmental protection flame retardant photoelectricity composite shielding cable for digital communication in the present embodiment, it comprises from inside to outside successively: cable core, polyester belt 6, conduct electricity streamline 7, screen 8 and outer jacket 9.
Wherein, above-mentioned cable core comprises from inside to outside successively: fiber unit, band wing inner sheath 5 and some groups of twisted pair wires 1, and above-mentioned fiber unit comprises the central reinforce member 3 that is arranged on center and the monomode fiber 2 around above-mentioned central reinforce member 3; Above-mentioned monomode fiber 2 comprises fibre core 21 and is coated on the covering 22 of above-mentioned fibre core 21 outside.Above-mentioned central reinforce member is used for center and the reinforcement of above-mentioned monomode fiber, and above-mentioned central reinforce member is nonmetal strengthening core 3.
It is outside that above-mentioned band wing inner sheath 5 is coated on above-mentioned fiber unit, and above-mentioned band wing inner sheath 5 is uniformly distributed some groups of twisted pair wires 1; Namely above-mentioned band wing inner sheath 5 is coated on the outside of above-mentioned central reinforce member 3 and monomode fiber 2.
And the space between above-mentioned band wing inner sheath 5 and above-mentioned fiber unit is provided with aramid fiber fortifying fibre 4.In fact, above-mentioned aramid fiber fortifying fibre 4 is uniformly filled in monomode fiber 2 around, plays protection and cushioning effect.
Often organize above-mentioned twisted pair wire to be mutually entwined by two single lines; Above-mentioned single line comprises copper conductor core 11 and is coated on the high density polyethylene (HDPE) insulating barrier 12 of different colours of above-mentioned copper conductor core 11 outside, and the lay often organizing above-mentioned twisted pair wire 1 is different.
In the present embodiment, the quantity of above-mentioned twisted pair wire 1 is eight groups, and above-mentioned band wing inner sheath is with eight fins, and eight groups of above-mentioned twisted pair wires are partitioned into eight groups by above-mentioned band wing inner sheath uniformly.
Above-mentioned band wing inner sheath 5 is coated on the outside of monomode fiber 2, central reinforce member 3 and aramid fiber fortifying fibre 4, above-mentioned band wing inner sheath 5 adopts Low-smoke halogen-free environment-friendlyflame-retardant flame-retardant material, use special processing mold to produce, with 8 fins, 8 groups of twisted pair wires 1 can be uniformly distributed.
Above-mentioned polyester belt 6 is coated on eight groups of twisted pair wires 1 and band wing inner sheath 5 is outside; Above-mentioned conduct electricity streamline is tinned wird 7, and it is outside that above-mentioned tinned wird 7 is arranged on above-mentioned polyester belt 6, and above-mentioned tinned wird 7 is arranged on cable axially.
Above-mentioned screen 8 is foil shielding layer, and above-mentioned foil shielding layer is coated on the outside of above-mentioned tinned wird 7 and polyester belt 6.
Above-mentioned oversheath 9 is Low-smoke halogen-free environment-friendlyflame-retardant flame-retardant oversheath, and above-mentioned oversheath 9 is coated on the outside of above-mentioned screen 8.
Environmental protection flame retardant photoelectricity composite shielding cable for digital communication of the present invention is on the basis remaining optical cable and the splendid transmission performance of cable for digital communication, adopt unitary design, save wiring space, lay convenient, fast, installation workload is little, also can be upgrading ready in advance, construction need not be repeated, the demand of different client can be met; Its band wing inner sheath is provided with employing fin structure, and make structure more stable, greatly improve the properties of copper cable, inner/outer sheath adopts the flame-retardant low-smoke halogen-free protective cover material of environmental protection, and double shielding, has splendid fire resistance; Install foil shielding layer in the cable additional, enhanced the ability of cable opposing outside electromagnetic interference, the electromagenetic wave radiation of itself can be controlled again simultaneously, do not disturb the normal work of around other equipment and network, thus be applicable to the occasion of more requirements at the higher level.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. an environmental protection flame retardant photoelectricity composite shielding cable for digital communication, it comprises from inside to outside successively: cable core, polyester belt, conduct electricity streamline, screen and outer jacket, it is characterized in that, described cable core comprises from inside to outside successively: fiber unit, band wing inner sheath and some groups of twisted pair wires, and described fiber unit comprises the central reinforce member that is arranged on center and the monomode fiber around described central reinforce member; It is outside that described band wing inner sheath is coated on described fiber unit, and described band wing inner sheath is uniformly distributed some groups of twisted pair wires; Often organize described twisted pair wire to be mutually entwined by two single lines.
2. a kind of environmental protection flame retardant photoelectricity composite shielding cable for digital communication according to claim 1, is characterized in that, described single line comprises copper conductor core and is coated on the high density polyethylene (HDPE) insulating barrier of different colours of described copper conductor core outside.
3. a kind of environmental protection flame retardant photoelectricity composite shielding cable for digital communication according to claim 2, it is characterized in that, the lay often organizing described twisted pair wire is different, the quantity of described twisted pair wire is eight groups, described band wing inner sheath is with eight fins, and twisted pair wire described in eight groups is partitioned into eight groups by described band wing inner sheath uniformly.
4. a kind of environmental protection flame retardant photoelectricity composite shielding cable for digital communication according to claim 3, it is characterized in that, the space between described band wing inner sheath and described fiber unit is provided with aramid fiber fortifying fibre.
5. a kind of environmental protection flame retardant photoelectricity composite shielding cable for digital communication according to claim 4, is characterized in that, described polyester belt is coated on eight groups of twisted pair wires and band wing inner sheath is outside.
6. a kind of environmental protection flame retardant photoelectricity composite shielding cable for digital communication according to claim 1, is characterized in that, described monomode fiber comprises fibre core and is coated on the covering of described fibre core outside.
7. a kind of environmental protection flame retardant photoelectricity composite shielding cable for digital communication according to claim 1, is characterized in that, described central reinforce member is used for center and the reinforcement of described monomode fiber, and described central reinforce member is nonmetal strengthening core.
8. a kind of environmental protection flame retardant photoelectricity composite shielding cable for digital communication according to claim 1, it is characterized in that, described conduct electricity streamline is tinned wird, and it is outside that described tinned wird is arranged on described polyester belt, and described tinned wird is arranged on cable axially.
9. a kind of environmental protection flame retardant photoelectricity composite shielding cable for digital communication according to claim 8, it is characterized in that, described screen is foil shielding layer, and described foil shielding layer is coated on the outside of described tinned wird and polyester belt.
10. a kind of environmental protection flame retardant photoelectricity composite shielding cable for digital communication according to claim 1, it is characterized in that, described oversheath is Low-smoke halogen-free environment-friendlyflame-retardant flame-retardant oversheath, and described oversheath is coated on the outside of described screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510088578.1A CN104616824A (en) | 2015-02-26 | 2015-02-26 | Environment-friendly inflaming retarding photoelectric combined shielding digital communication cable |
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| CN201510088578.1A CN104616824A (en) | 2015-02-26 | 2015-02-26 | Environment-friendly inflaming retarding photoelectric combined shielding digital communication cable |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105161166A (en) * | 2015-09-25 | 2015-12-16 | 苏州国华特种线材有限公司 | Composite cable |
| CN105161169A (en) * | 2015-09-25 | 2015-12-16 | 苏州国华特种线材有限公司 | Hybrid cable |
| CN108549133A (en) * | 2018-03-29 | 2018-09-18 | 李皆延 | A kind of strand type shielded signal line |
| EP3817009A3 (en) * | 2019-10-29 | 2021-05-26 | Hengtong Optic-Electric Co., Ltd | Photoelectric composite cable for an indoor wireless distribution system and preparation method thereof |
| CN112895437A (en) * | 2021-01-22 | 2021-06-04 | 东莞市宏鑫三维科技有限公司 | 3D prints defeated material injection apparatus and 3D printing apparatus thereof |
| WO2022134682A1 (en) * | 2020-12-24 | 2022-06-30 | 江苏亨通光电股份有限公司 | Photoelectric quick connecting optical cable for 5g outdoor micro base station, and use method therefor |
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| CN101446678A (en) * | 2008-12-24 | 2009-06-03 | 天津有容蒂康通讯技术有限公司 | Compound rope of cable rope and optical cable |
| CN103366892A (en) * | 2012-04-06 | 2013-10-23 | 住友电气工业株式会社 | Photoelectric composite cable |
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| US6049647A (en) * | 1997-09-16 | 2000-04-11 | Siecor Operations, Llc | Composite fiber optic cable |
| DE202004003673U1 (en) * | 2004-03-08 | 2004-05-06 | Draka Multimedia Cable Gmbh | Multi-core transmission cable, in particular data transmission cable |
| CN200983287Y (en) * | 2006-12-08 | 2007-11-28 | 昆山火凤凰线缆有限公司 | Shielding photoelectrical broadband mixing cable |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105161166A (en) * | 2015-09-25 | 2015-12-16 | 苏州国华特种线材有限公司 | Composite cable |
| CN105161169A (en) * | 2015-09-25 | 2015-12-16 | 苏州国华特种线材有限公司 | Hybrid cable |
| CN108549133A (en) * | 2018-03-29 | 2018-09-18 | 李皆延 | A kind of strand type shielded signal line |
| EP3817009A3 (en) * | 2019-10-29 | 2021-05-26 | Hengtong Optic-Electric Co., Ltd | Photoelectric composite cable for an indoor wireless distribution system and preparation method thereof |
| WO2022134682A1 (en) * | 2020-12-24 | 2022-06-30 | 江苏亨通光电股份有限公司 | Photoelectric quick connecting optical cable for 5g outdoor micro base station, and use method therefor |
| CN112895437A (en) * | 2021-01-22 | 2021-06-04 | 东莞市宏鑫三维科技有限公司 | 3D prints defeated material injection apparatus and 3D printing apparatus thereof |
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Application publication date: 20150513 |
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