CN2821806Y - Coaxial feeding type photoelectric mixed cable - Google Patents
Coaxial feeding type photoelectric mixed cable Download PDFInfo
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- CN2821806Y CN2821806Y CN 200520018216 CN200520018216U CN2821806Y CN 2821806 Y CN2821806 Y CN 2821806Y CN 200520018216 CN200520018216 CN 200520018216 CN 200520018216 U CN200520018216 U CN 200520018216U CN 2821806 Y CN2821806 Y CN 2821806Y
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- coaxial
- photoelectricity mixing
- cable
- optical fiber
- insulating barrier
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Abstract
The utility model relates to a coaxial feed type photoelectric mixed cable which not only can transmit light signals, but also can provide a power supply to equipment or transmit electric signals. The utility model comprises a central tight tube optical fiber 1, a central aramid fiber yarn reinforcing element 2, an internal conductor 3, a polyester belt insulating layer 4, an external conductor 5, a polyester belt insulating layer 6 and an aramid fiber yarn weave layer 7 outwards, wherein the internal and the external coaxial conductors 3 and 4 are respectively metal-mesh weave layers weaved by metal wires. The photoelectric mixed cable is characterized in that the tight tube optical fiber is used for transmitting light signals; the multilayer metal meshes are weaved outside the tight tube optical fiber, and the polyester belt insulating layer structures are arranged between multilayer coaxial metal meshes so as to provide a power supply for supplying power or transmitting electrical signals; the aramid fiber yarn weave layer is then used as an outer sheath. The utility model has the advantages of compact structure, good transverse tensile resistance and longitudinal compression resistance, and good flexibility and bending property. The polyester belt insulating layers 4 and 6 both have favorable characteristics of insulation, heat insulation and fire retardant property. The utility model is suitable for emergency communication and various special communication occasions.
Description
Technical field
The utility model relates to a kind of transmission medium, relate to or rather a kind of can transmitting optical signal, can provide the feed type photoelectricity mixing cable of DC feedback again.
Background technology
In the photoelectricity transmission field, optical cable is a kind of very important transmission medium.In some emergency communications or the communication situation of specific demand is arranged, often can not obtain power supply everywhere, this just requires optical cable can not only guarantee the transmission of light signal, and the power supply power supply can be provided.
Photoelectricity mixing cable is because available cable transmitting optical signal and the signal of telecommunication, power devices power supply simultaneously, thereby with respect to independent optical cable or cable, has applied environment widely.
The principle structure of photoelectricity mixing cable is as shown in fig. 1: comprise oversheath 1; be positioned at the intermediate protective layer 2 of oversheath; with the optical fiber 3 and electric wire 4 that are arranged in intermediate protective layer; optical fiber 3 is made of fibre core 31 and fiber cladding 32; electric wire 4 is made of lead 41 and insulating protective layer 42,1 optical fiber 3 with surrounded by intermediate protective layer 2 around many wires 4 and isolate.
The photoelectricity mixing cable structure of a kind of commercialization shown in Fig. 2 comprises cable core 13 and covers cable core 13 outer jacket outward.Wherein cable core 13 comprises center strengthening core 12, is distributed in the outer two pairs of electric wires 3 (conveying equipment electricity consumption) of center strengthening core 12, the four pairs of electrical signal transmission lines 7 and optical fiber 6, is filled with gasket for packing 5 and water-blocking material 4 in the cable core 13.The outer jacket that coats cable core 13 comprises polyester belting layer 8, water blocking tape layer 9, wrinkle steel belt layer 11 and external sheath layer 10 from inside to outside, and external sheath layer 10 adopts polyethylene or polyvinyl chloride to make usually.Electric wire 3 is made of lead and insulating protective layer, and optical fiber 6 is made of many fibre cores 1 and covering, has also filled ointment 2 between fibre core 1 and its covering.
In the above-mentioned photoelectricity mixing cable, when stranding, can provide the electric wire 3 of equipment electricity consumption and optical fiber 6, signal transmssion line 7 to be distributed in abreast in the cable core 13, between use gasket for packing 5 and water-blocking material 4 fillings again.The structure relative complex, production cost is higher.
Some photoelectricity mixing cable, the metal single line of mutually insulated is wrapped in outside of fiber, equipment electricity consumption or transmission of electric signals are provided, the deficiency of its existence comprises following aspect: many metal single line folk prescriptions are to wrapped, cause photoelectricity mixing cable structure instability, optical fiber is easy to because of exposing impaired, causes transmission performance to descend, even makes communication disruption; Because D.C. resistance and its cross-sectional area of metal single line conductor are inversely proportional to, when the current delivery standard-required is higher, the cable structure size of the wrapped mode of single line can be bigger, and in order to guarantee the insulation property between each single line, also to spend higher cost, from engineering use and production cost to control all be science and irrational not.
The utility model content
The purpose of this utility model is a kind of coaxial feed type photoelectricity mixing cable of design, at the deficiency in the existing photoelectricity mixing cable structure design, and design a kind of Stability Analysis of Structures, the interior each several part contact of mixing cable closely, and has photoelectricity mixing cable than high tensile, compression strength.
The technical scheme that realizes the utility model purpose is: a kind of coaxial feed type photoelectricity mixing cable, comprise cable core and oversheath, and comprise the optical fiber and the feeder line that power supply power supply and/or transmission of electric signals are provided of transmitting optical signal in the described cable core; Described feeder line is made of coaxial a plurality of conductors and the insulating barrier that is positioned between a plurality of coaxial conductors, and described a plurality of coaxial conductors are the wire netting braids that are woven into metal wire respectively.
Also include center aramid yarn reinforcement lapping layer in the described cable core, three aramid yarns that this center aramid yarn reinforcement lapping layer adopts two twenty percent hexagonal angles are wrapped to be constituted on described optical fiber.
Described a plurality of coaxial conductor is positioned at described photoelectricity mixing cable wire netting braid and is woven on the aramid yarn reinforcement lapping layer of described center, and other wire netting braid is woven in respectively on the insulating barrier between described conductor.
Described oversheath is the aramid yarn braid, is woven on the outermost layer coaxial conductor with aramid yarn.
Also have an insulating barrier between described oversheath and outermost layer coaxial conductor, wrapped on this outermost layer coaxial conductor with polyester belt with predetermined pitch.
Described insulating barrier is the polyester belt insulating barrier; Described optical fiber is tight tube fiber.
Photoelectricity mixing cable of the present utility model uses the metal stratum reticulare of a plurality of coaxial braidings to replace many wires or unidirectional many wrapped metal single lines, not only fundamentally solve optical fiber and exposed easily impaired problem, reduce conductor resistance, can also reduce production costs, adapt to more that the specific communication occasion is stable to photoelectricity mixing cable structure, little, the lightweight requirement of size.
Photoelectricity mixing cable of the present utility model, outside the tight tube fiber of center, adopt three aramid yarns at two twenty percents, 120 degree angles to do central reinforce member, guarantee that photoelectricity mixing cable allows aramid yarn earlier stressed when being subjected to pulling force, can effectively protect optical fiber, make the Stability Analysis of Structures of photoelectricity mixing cable, can cushion the lateral pressure of photoelectricity mixing cable simultaneously; The utility model adopts braiding machine to knit out coaxial a plurality of inner and outer conductor, higher count can be arranged, effectively reduce the loop D.C. resistance of each conductor, guarantee that load can obtain enough power, this kind structure conductor is compared with the circular metal single line (or wrapped) of existing photoelectricity mixing cable, and under same D.C. resistance, structure is even more, stable, but the weight of whole photoelectricity mixing cable is reduced, reduced production cost and engine request; Because the optical fiber of center position has been wrapped up in each inner and outer conductor sealing of braiding simultaneously, can stop the situation generation that optical fiber exposes fully; Oversheath adopts the aramid yarn braiding of compact structure to form, and has made full use of the superhigh intensity, high-modulus of aramid yarn, high temperature resistant, acid-alkali-corrosive-resisting, many characteristics such as in light weight, makes photoelectricity mixing cable have good tensile strength and bending property.
Description of drawings
Fig. 1 is the principle structure schematic diagram of photoelectricity mixing cable;
Fig. 2 is a kind of cross-sectional structure schematic diagram of commercial photoelectricity mixing cable;
Fig. 3 is the vertical structure schematic diagram of the utility model photoelectricity mixing cable;
Fig. 4 is the cross-sectional structure schematic diagram of the utility model photoelectricity mixing cable.
Embodiment
Photoelectricity mixing cable of the present utility model is the transmitting optical signal and the signal of telecommunication simultaneously.But specifically transmitting optical signal, the AC and DC power supply is provided and/or transmits other signal of telecommunication.
The basic structure of this photoelectricity mixing cable is: comprise cable core and oversheath, the optical fiber and the feeder line that power supply power supply and/or transmission of electric signals are provided that comprise transmitting optical signal in the cable core, feeder line wherein is by coaxial a plurality of conductors, constitute as inside and outside coaxial conductor and the insulating barrier that is positioned between this inside and outside coaxial conductor, this inside and outside coaxial conductor is the metal stratum reticulare that is woven into braiding machine respectively, adopts polyester belt wrapped as the insulating barrier between inner and outer conductor.
A kind of example structure of this photoelectricity mixing cable is: adopt center aramid yarn reinforcement lapping layer in the cable core, three aramid yarns that this center aramid yarn reinforcement lapping layer adopts two twenty percent hexagonal angles are wrapped to be constituted on the tight tube fiber of center.Again in this center aramid yarn reinforcement lapping layer external application metal wire braiding inner and outer conductor with at the wrapped polyester belt insulating barrier of inner and outer conductor wire netting interlayer; On the metal stratum reticulare of outer conductor, weave oversheath then with aramid yarn.
Another example structure of this photoelectricity mixing cable is: on the foregoing description architecture basics, also use the wrapped insulating barrier of polyester belt again between outer conductor layer that weaves with metal wire and the oversheath with the aramid yarn braiding.
Above-mentioned is the photoelectricity mixing cable with two coaxial metal stratum reticulares of inner and outer conductor structure for example, and when coaxial conductor has two when above, only needing increases wrapped polyester belt insulating barrier between each coaxial metal stratum reticulare structure, makes that each conductor is insulated from each other to get final product.Because its structure can obtain according to above-mentioned the summary for example, so not in this detailed description.
Referring to Fig. 3, the cross-sectional structure of the photoelectricity mixing cable with inside and outside layer coaxial conductor of a kind of practicality that designs by the technical solution of the utility model shown in the figure comprises center tight tube fiber 1, center aramid yarn reinforcement 2, inner wire 3, polyester belt insulating barrier 4, outer conductor 5, polyester belt insulating barrier 6, aramid yarn braid 7.
The optical fiber that is positioned at photoelectricity mixing cable center adopts tight tube fiber 1.Center aramid yarn reinforcement 2 is outside center tight tube fiber 1, adopts the wrapped central reinforce member of doing of three aramid yarns of two twenty percent hexagonal angles to constitute.Inner wire 3 is metal wire to be woven on this aramid yarn lapping layer 2 with certain count with braiding machine to constitute.Insulating barrier 4 is to constitute outside inner wire 3 so that predetermined pitch is wrapped with polyester belt.Outer conductor 5 also is metal wire to be woven on this polyester belt insulating barrier 4 with certain count with braiding machine to constitute.Insulating barrier 6 also is to constitute outside outer conductor 5 so that predetermined pitch is wrapped with polyester belt.7 of aramid yarn braids are to be woven in the oversheath that constitutes on this polyester belt insulating barrier 6 with certain count with aramid yarn.
In conjunction with referring to Fig. 4, be the vertical section structure of the photoelectricity mixing cable of practicality shown in Figure 3.When producing, produced optical fiber 1 at first as required, again three aramid yarns are spent the wrapped center aramid yarn reinforcement 2 that forms in angles with a constant pitch, two twenty percents 120 on this optical fiber 1, weave inner wire 3, wrapped polyester belt insulating barrier 4, braided outer conductor 5, wrapped polyester belt insulating barrier 6 then successively, weave aramid yarn braid 7 at last.
Photoelectricity mixing cable of the present utility model, optical fiber can transmitting optical signal, inner and outer conductor can transmission of electric signals and/or power devices is provided, play the effect of protection fiber unit simultaneously, adopt the protection of wrinkle steel belt layer to compare with common photoelectricity mixing cable, the photoelectricity mixing cable of this structure has good flexibility, bendability; Owing to adopt three aramid yarn reinforcements 2 at two twenty percents, 120 degree angles and aramid yarn braid 7 to do reinforcement, make photoelectricity mixings cable have good horizontal tensile property and vertical compressive property; Polyester belt insulating barrier 4 and polyester belt insulating barrier 6 all have good insulation performance, heat insulation, flame-retarding characteristic, make photoelectricity mixing cable be suitable for using under all temps environment.Be particularly suitable in emergency communication and various specific communication occasion, using.
Claims (7)
1. a coaxial feed type photoelectricity mixing cable comprises cable core and oversheath, comprises the optical fiber and the feeder line that power supply power supply and/or transmission of electric signals are provided of transmitting optical signal in the described cable core, it is characterized in that:
Described feeder line is made of coaxial a plurality of conductors and the insulating barrier that is positioned between a plurality of coaxial conductors, and described a plurality of coaxial conductors are the wire netting braids that are woven into metal wire respectively.
2. photoelectricity mixing cable according to claim 1, it is characterized in that: also include center aramid yarn reinforcement lapping layer in the described cable core, three aramid yarns that this center aramid yarn reinforcement lapping layer adopts two twenty percent hexagonal angles are wrapped to be constituted on described optical fiber.
3. photoelectricity mixing cable according to claim 2, it is characterized in that: described a plurality of coaxial conductors, be positioned at described photoelectricity mixing cable wire netting braid and be woven on the aramid yarn reinforcement lapping layer of described center, other wire netting braid is woven in respectively on the insulating barrier between described conductor.
4. photoelectricity mixing cable according to claim 1 is characterized in that: described oversheath is the aramid yarn braid, is woven on the outermost layer coaxial conductor with aramid yarn.
5. photoelectricity mixing cable according to claim 1 is characterized in that: also have an insulating barrier between described oversheath and outermost layer coaxial conductor, and wrapped on this outermost layer coaxial conductor with polyester belt with predetermined pitch.
6. according to claim 1 or 2 or 3 or 4 or 5 described photoelectricity mixing cables, it is characterized in that: described insulating barrier is the polyester belt insulating barrier.
7. according to claim 1 or 2 or 3 or 4 or 5 described photoelectricity mixing cables, it is characterized in that: described optical fiber is tight tube fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520018216 CN2821806Y (en) | 2005-05-09 | 2005-05-09 | Coaxial feeding type photoelectric mixed cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520018216 CN2821806Y (en) | 2005-05-09 | 2005-05-09 | Coaxial feeding type photoelectric mixed cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2821806Y true CN2821806Y (en) | 2006-09-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520018216 Expired - Lifetime CN2821806Y (en) | 2005-05-09 | 2005-05-09 | Coaxial feeding type photoelectric mixed cable |
Country Status (1)
| Country | Link |
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| CN (1) | CN2821806Y (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2482110A1 (en) * | 2011-01-28 | 2012-08-01 | CCS Technology, Inc. | Optical assembly and optical cable thereof |
| CN101740164B (en) * | 2009-12-30 | 2013-04-10 | 国家电网公司 | Composite cable |
| CN103545047A (en) * | 2013-09-26 | 2014-01-29 | 张�浩 | Optical cable and coaxial optical cable |
| CN104376917A (en) * | 2013-08-14 | 2015-02-25 | 苹果公司 | Cable structures with insulating tape and systems and methods for making the same |
| CN104464951A (en) * | 2014-12-18 | 2015-03-25 | 中利科技集团股份有限公司 | Photoelectric composite cable comprising coaxial electrical units and manufacturing method thereof |
| CN105161172A (en) * | 2015-10-16 | 2015-12-16 | 无锡市曙光电缆有限公司 | Coaxial photoelectric composite low voltage cable |
| CN105355300A (en) * | 2015-12-08 | 2016-02-24 | 无锡江南电缆有限公司 | Self-supporting type large-power coaxial cable |
| CN105405507A (en) * | 2015-12-08 | 2016-03-16 | 江苏荣宜电缆有限公司 | Reinforced high-power optical fibre composite control cable |
| CN105529109A (en) * | 2016-02-18 | 2016-04-27 | 中利科技集团股份有限公司 | Aluminium alloy conductor coaxial electrical unit type optical power composite cable |
| CN105551634A (en) * | 2015-12-08 | 2016-05-04 | 江苏荣宜电缆有限公司 | Self-bearing anti-tension optical fiber composite cable |
| CN105719771A (en) * | 2014-12-18 | 2016-06-29 | 王笑梅 | Photoelectric cable with coaxial electric units |
| CN105913955A (en) * | 2015-04-07 | 2016-08-31 | 龚永祥 | Remote integrated photoelectric cable and manufacturing method thereof |
| CN106328303A (en) * | 2016-10-25 | 2017-01-11 | 常熟共益信息科技有限公司 | Manufacturing method of high-intensity and low-weight photoelectric cable for aviation |
| CN109830343A (en) * | 2019-01-09 | 2019-05-31 | 安徽中邦特种电缆科技有限公司 | A kind of light aircraft photoelectric combined cable |
-
2005
- 2005-05-09 CN CN 200520018216 patent/CN2821806Y/en not_active Expired - Lifetime
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101740164B (en) * | 2009-12-30 | 2013-04-10 | 国家电网公司 | Composite cable |
| EP2482110A1 (en) * | 2011-01-28 | 2012-08-01 | CCS Technology, Inc. | Optical assembly and optical cable thereof |
| CN104376917A (en) * | 2013-08-14 | 2015-02-25 | 苹果公司 | Cable structures with insulating tape and systems and methods for making the same |
| CN103545047A (en) * | 2013-09-26 | 2014-01-29 | 张�浩 | Optical cable and coaxial optical cable |
| CN105590679B (en) * | 2014-12-18 | 2017-11-21 | 温州市郎霸洁具有限公司 | Include the photoelectric mixed cable of coaxial electric unit |
| CN104464951A (en) * | 2014-12-18 | 2015-03-25 | 中利科技集团股份有限公司 | Photoelectric composite cable comprising coaxial electrical units and manufacturing method thereof |
| CN105590671A (en) * | 2014-12-18 | 2016-05-18 | 王笑梅 | Opto-electric hybrid cable comprising coaxial electric units |
| CN104464951B (en) * | 2014-12-18 | 2016-04-20 | 中利科技集团股份有限公司 | Photoelectric mixed cable containing coaxial electrical unit and manufacture method thereof |
| CN105719771A (en) * | 2014-12-18 | 2016-06-29 | 王笑梅 | Photoelectric cable with coaxial electric units |
| CN105632602A (en) * | 2014-12-18 | 2016-06-01 | 王笑梅 | Photoelectric composite cable comprising coaxial electrical units |
| CN105590679A (en) * | 2014-12-18 | 2016-05-18 | 王笑梅 | Opto-electric hybrid cable comprising coaxial electric units |
| CN105590682A (en) * | 2014-12-18 | 2016-05-18 | 王笑梅 | Opto-electric hybrid cable comprising coaxial electric units and manufacturing method thereof |
| CN105913955A (en) * | 2015-04-07 | 2016-08-31 | 龚永祥 | Remote integrated photoelectric cable and manufacturing method thereof |
| CN105161172A (en) * | 2015-10-16 | 2015-12-16 | 无锡市曙光电缆有限公司 | Coaxial photoelectric composite low voltage cable |
| CN105551634A (en) * | 2015-12-08 | 2016-05-04 | 江苏荣宜电缆有限公司 | Self-bearing anti-tension optical fiber composite cable |
| CN105405507A (en) * | 2015-12-08 | 2016-03-16 | 江苏荣宜电缆有限公司 | Reinforced high-power optical fibre composite control cable |
| CN105355300A (en) * | 2015-12-08 | 2016-02-24 | 无锡江南电缆有限公司 | Self-supporting type large-power coaxial cable |
| CN105529109A (en) * | 2016-02-18 | 2016-04-27 | 中利科技集团股份有限公司 | Aluminium alloy conductor coaxial electrical unit type optical power composite cable |
| CN105529109B (en) * | 2016-02-18 | 2017-02-08 | 中利科技集团股份有限公司 | Aluminium alloy conductor coaxial electrical unit type optical power composite cable |
| CN106328303A (en) * | 2016-10-25 | 2017-01-11 | 常熟共益信息科技有限公司 | Manufacturing method of high-intensity and low-weight photoelectric cable for aviation |
| CN109830343A (en) * | 2019-01-09 | 2019-05-31 | 安徽中邦特种电缆科技有限公司 | A kind of light aircraft photoelectric combined cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20150509 Granted publication date: 20060927 |