CN203260365U - Plastic optical fiber composite cable used for smart power grid - Google Patents
Plastic optical fiber composite cable used for smart power grid Download PDFInfo
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- CN203260365U CN203260365U CN 201320156313 CN201320156313U CN203260365U CN 203260365 U CN203260365 U CN 203260365U CN 201320156313 CN201320156313 CN 201320156313 CN 201320156313 U CN201320156313 U CN 201320156313U CN 203260365 U CN203260365 U CN 203260365U
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Abstract
The utility model provides a plastic optical fiber composite cable used for a smart power grid. The plastic optical fiber composite cable comprises one or more optical units and one or more electrical units. Each optical unit comprises one or more plastic optical fibers, one or more buffer layers, one or more leather sheathes, one or more identifying marks, and an optical unit cladding. Each electrical unit comprises two wires, two insulating layers, one metal wire shielding layer, one heat conducting layer, one water-proof layer, one electrical unit cladding and one or more identifying marks. The plastic optical fiber composite cable solves the problems that conventional communication modes such as a copper cable are narrow in band width and are seriously influenced by electromagnetic interference and noises, the installation and maintenance cost of a quartz optical fiber is high, separate wiring cost of optical fibers and cables are high, and appearance is messy and untidy due to a large number of lines.
Description
Technical field
The utility model relates to the composite cable field.
Background technology
Development along with the modern communication networks technology, intelligent grid needs higher bandwidth and speed to support, the communication modes such as traditional copper cable are owing to narrow bandwidth, be subjected to electromagnetic interference and the factor such as noise effect is serious, fail safe is low, can not satisfy people's requirement, in the case, optical fiber is introduced into the intelligent grid field.
The silica fiber applied environment requires high, and the installation and maintenance cost is high.Silica fiber is the optical fiber that appears at the earliest the communications field, its overcome the copper cable equiband narrow, be subjected to electromagnetic interference and the serious shortcoming of noise effect, but the silica fiber quality is crisp, bad mechanical strength, bending radius is large, and is higher to using environmental requirement; And silica fiber required precision in the coupling fiber mutual connection is high, and installing continues all needs certain professional technique and instrument, with high costs.
Optical fiber and cable exist simultaneously, connect up in disorder, cost is high.Because it is late that optical fiber enters the communications field time, a lot of equipment still use cable communication, for economizing on resources, many places have all kept original cable, simultaneously introduced again optical fiber, this has just caused optical fiber and cable to exist simultaneously, and separately wiring cost is high, and circuit is many, and disheveled neat problem seems.
Summary of the invention
The used for intelligent electric network plastic fiber composite cable that the utility model provides, solve the traditional communication mode narrow bandwidth such as copper cable, be subjected to electromagnetic interference and noise effect serious, and the high problem of silica fiber installation and maintenance cost, also solve simultaneously optical fiber and separated the wiring cost height with cable, and the circuit disheveled neat problem that seems more.
The technical solution of the utility model is:
A kind of used for intelligent electric network plastic fiber composite cable, it is characterized in that, comprise one or more smooth unit and one or more electric unit, described smooth unit and electric unit quantity equate or differs is one, interior, and the light unit is spaced apart in twos with electric unit by an outer sheath encircles for described smooth unit and electric unit;
Described smooth unit comprises one or more plastic fiber, one or more resilient coating, one or more leather sheath, one or more identification mark and a light unit covering, described plastic fiber, resilient coating and leather sheath are to concern one to one, described leather sheath is wrapped in the plastic fiber periphery, described resilient coating is filled in the centre of plastic fiber and leather sheath, described smooth unit covering surrounds described plastic fiber, resilient coating, leather sheath and identification mark wherein, and each leather sheath is tangent with adjacent leather sheath;
Described electric unit comprises two wires, two insulating barriers, a metal wire shielding layer, a heat-conducting layer, a watertight composition, an electric unit covering and one or more identification mark, described insulating barrier and wire are to concern one to one, circumferential coating one layer insulating of each root wire, described metal wire shielding layer with two coatings the wire of insulating barrier vertically surround wherein, heat-conducting layer is surrounded on the metal wire shielding layer periphery, watertight composition is surrounded on the heat-conducting layer periphery, and the electric unit encompasses is peripheral in watertight composition.
The beneficial effects of the utility model are:
Plastic fiber is not subjected to electromagnetic interference influence, does not produce radiation, and pliability is good, and bending radius is large, safe and reliable and low price, and the plastic fiber core diameter is large simultaneously, the butting error that tolerable is certain, installing continues need not professional technique and instrument, very convenient;
Two wires are twisted together, and the radiation electric wave is cancelled out each other, and can reduce and crosstalk;
Metal screen layer has been stopped the interference of external electromagnetic to its inner lead;
Heat dissipating layer is accelerated the heat radiation of wire, prevent that conductor resistance from strengthening or because of heat impaired;
The light unit keeps apart electric unit, and the signal that reduces between the electric unit disturbs;
Photo-signal channel and electrical signal paths combine, and have reduced wiring cost, and so that wiring neat appearance.
Description of drawings
Fig. 1 used for intelligent electric network plastic fiber composite cable cross section schematic diagram
Embodiment
As shown in Figure 1, be a kind of execution mode of the present utility model.This used for intelligent electric network plastic fiber composite cable, comprise a light unit and two electric units, wherein, the light unit by many plastic fibers 111, vertically be wrapped in the resilient coating 112 of plastic fiber 111 peripheries, vertically be wrapped in the leather sheath 113 of resilient coating 112 peripheries, the supporting rod 12 that is positioned at many plastic fibers 111 gaps, identification being formed by color marker heart yearn 13 and light unit covering 14 of plastic fiber 111 relative positions; Electric unit comprise two wires 21, respectively wrap up the insulating barrier 22 of two wires 21, vertically be wrapped in the metal wire shielding layer 23 of two wires 21 and insulating barrier 22 peripheries, the heat-conducting layer 24 that is wrapped in metal wire shielding layer 23 peripheries, the watertight composition 25 that is wrapped in heat-conducting layer 24 peripheries and electric unit covering 26; Light unit and electric unit are linked together by an oversheath 30, and the light unit is positioned at the centre of two electric units.
Above-mentioned smooth unit provides photo-signal channel, plastic fiber 111, resilient coating 112 and leather sheath 113 are to concern one to one, and consist of from inside to outside a concentric cylinder, leather sheath 113 confines resilient coating 112 in plastic fiber 111 peripheries, reduce external force to the infringement of plastic fiber 111, increase stability and the useful life of plastic fiber 111 performances.Covering 14 inside, light unit, each leather sheath 113 is inscribed within light unit covering 14, and tangent with adjacent leather sheath 113, and supporting rod 12 is filled in the central void place of a plurality of leather sheaths 113, all leather sheaths 113 are outer supporting rod 12 peripheries that are cut in circumferentially, guarantee the stable of light unit covering 14 internal structures; Coloured core 13 is arranged in light unit covering not only non-centrosymmetry but also nonaxisymmetrical position, is used for each root plastic fiber of identification, in order to finish smoothly the docking of plastic fiber.Light unit covering 14 draws plastic fiber 111, resilient coating 112, leather sheath 113, supporting rod 12 and coloured core 13 in inside in, has further guaranteed the stable of light cellular construction, simultaneously light unit and electric unit is kept apart.
Above-mentioned electric unit provides the electric power transfer passage, wherein metal wire shielding layer 23, heat-conducting layer 24, watertight composition 25 and electric unit covering 26 are arranged in a hollow cylinder successively from inside to outside, electric unit covering 26 is positioned at the hollow cylinder outermost layer, and metal wire shielding layer 23 is positioned at the hollow cylinder innermost layer; Hollow cylinder is inner, vertically coating two wire 21 mutually insulateds of insulating barrier 22, be arranged in parallel, and by counterclockwise reversing, form a twisted-pair feeder.
Two wires 21 in the above-mentioned electric unit since respectively coating insulating barrier 22 and mutually insulated is twisted together, the electric wave of each root wire radiation in transmission also can be offset by the electric wave that other single line sends, and can reduce the degree that the signal of telecommunication disturbs; And the metal wire shielding layer 23 that is wrapped in two wires 21 and insulating barrier 22 peripheries plays the effect of electrostatic screen, prevents the signal of telecommunication in the external electrical field interfere with guidewire 21; Heat-conducting layer 24 can be accelerated the heat radiation of wire 21, avoid wire 21 owing to Gao Re causes resistance to increase or damage, watertight composition 25 is made of non-absorbent material, airborne steam or rainwater etc. have been stopped to the infringement of its internal structure, while heat-conducting layer 24 and watertight composition 25 also guardwire 21 avoid the external force direct effect, have protected the stability of wire 21 and metal wire shielding layer 23; In electric unit covering 26 is wrapped in wire 21, insulating barrier 22, metal wire shielding layer 23, heat-conducting layer 24 and watertight composition 25, both protected the stable of internal mechanism, again electric unit had been kept apart.
Two electric unit covering 26 colors of this used for intelligent electric network plastic fiber composite cable are different, and the color of two insulating barriers 22 in each electric unit is not identical yet, and this is for the ease of distinguishing wire 21.
A light unit and two electric units that this used for intelligent electric network plastic fiber composite cable comprises are enclosed in together by an oversheath 30, the light unit is positioned at the centre of two electric units, increased the distance between two electric units, prevent two phase mutual interference between the electric unit, be not subjected to electromagnetic interference influence and play plastic fiber itself, also can not produce radiation, can not affect the transmission of light signal.Oversheath 30 is made of flame-retardant materials, and outward appearance is corrugated, and the recess of oversheath 30 faces light unit and the tangent place of electric unit, economical with materials.
Present embodiment is take the used for intelligent electric network plastic fiber composite cable that comprises a light unit and two electric units as example, its internal structure and effect are described, during implementation, light unit and electric unit can be a plurality ofly also can be one, as long as the difference of light unit and electric unit is no more than one, and electric unit must be spaced apart in twos by the light unit.In the present embodiment, each plastic fiber leather sheath in the light unit is inscribed within light unit covering, be cut in supporting rod outward, this structure is in order to guarantee the stable of inside, light unit, also to reduce simultaneously the quantity of the supporting rod of knowing clearly, during implementation, plastic fiber also can be arranged in other shapes, just supporting rod must be filled in the plastic fiber gap, stablizes guaranteeing, can be one also can be a plurality of to the quantity of supporting rod in light unit.
The used plastic fiber of intelligent grid plastic fiber composite cable provided by the utility model can be SI plastic optical fiber or GI plastic optical fiber.
The advantage of this used for intelligent electric network plastic fiber composite cable is as follows:
Plastic fiber is not subjected to electromagnetic interference influence, does not produce radiation, and pliability is good, and bending radius is large, safe and reliable and low price, and the plastic fiber core diameter is large simultaneously, the butting error that tolerable is certain, installing continues need not professional technique and instrument, very convenient;
Two wires are twisted together, and the radiation electric wave is cancelled out each other, and can reduce and crosstalk;
Metal screen layer has been stopped the interference of external electromagnetic to its inner lead;
Heat dissipating layer is accelerated the heat radiation of wire, prevent that conductor resistance from strengthening or because of heat impaired;
The light unit keeps apart electric unit, and the signal that reduces between the electric unit disturbs;
Photo-signal channel and electrical signal paths combine, and have reduced wiring cost, and so that wiring neat appearance.
To one skilled in the art, can according to technical scheme described above and design, make other various corresponding changes and deformation, and these all changes and deformation should belong within the protection range of the utility model claim all.
Claims (4)
1. used for intelligent electric network plastic fiber composite cable, it is characterized in that, comprise one or more smooth unit and one or more electric unit, described smooth unit and electric unit quantity equate or differs is one, interior, and the light unit is spaced apart in twos with electric unit by an outer sheath encircles for described smooth unit and electric unit;
Described smooth unit comprises one or more plastic fiber, one or more resilient coating, one or more leather sheath, one or more identification mark and a light unit covering, described plastic fiber, resilient coating and leather sheath are to concern one to one, described leather sheath is wrapped in the plastic fiber periphery, described resilient coating is filled in the centre of plastic fiber and leather sheath, described smooth unit covering surrounds described plastic fiber, resilient coating, leather sheath and identification mark wherein, and each leather sheath is tangent with adjacent leather sheath;
Described electric unit comprises two wires, two insulating barriers, a metal wire shielding layer, a heat-conducting layer, a watertight composition, an electric unit covering and one or more identification mark, described insulating barrier and wire are to concern one to one, circumferential coating one layer insulating of each root wire, described metal wire shielding layer with two coatings the wire of insulating barrier vertically surround wherein, heat-conducting layer is surrounded on the metal wire shielding layer periphery, watertight composition is surrounded on the heat-conducting layer periphery, and the electric unit encompasses is peripheral in watertight composition.
2. a used for intelligent electric network plastic fiber composite cable as claimed in claim 1 is characterized in that described smooth unit identification mark and electric unit identification mark are coloured core or colored coating or material color difference or breach or projection.
3. a used for intelligent electric network plastic fiber composite cable as claimed in claim 1 is characterized in that described smooth unit also comprises one or more supporting rod, is filled in the gap of many plastic fibers.
4. a used for intelligent electric network plastic fiber composite cable as claimed in claim 1 is characterized in that described plastic fiber is SI plastic optical fiber or GI plastic optical fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320156313 CN203260365U (en) | 2013-04-01 | 2013-04-01 | Plastic optical fiber composite cable used for smart power grid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320156313 CN203260365U (en) | 2013-04-01 | 2013-04-01 | Plastic optical fiber composite cable used for smart power grid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203260365U true CN203260365U (en) | 2013-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320156313 Expired - Fee Related CN203260365U (en) | 2013-04-01 | 2013-04-01 | Plastic optical fiber composite cable used for smart power grid |
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| Country | Link |
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| CN (1) | CN203260365U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109473216A (en) * | 2018-12-25 | 2019-03-15 | 苏州驰彭电子科技有限公司 | A kind of high efficiency and heat radiation cable using aluminum alloy frame |
-
2013
- 2013-04-01 CN CN 201320156313 patent/CN203260365U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109473216A (en) * | 2018-12-25 | 2019-03-15 | 苏州驰彭电子科技有限公司 | A kind of high efficiency and heat radiation cable using aluminum alloy frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131030 Termination date: 20180401 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |