CN104914532A - Self-supporting type outdoor aerial cable - Google Patents
Self-supporting type outdoor aerial cable Download PDFInfo
- Publication number
- CN104914532A CN104914532A CN201510286061.3A CN201510286061A CN104914532A CN 104914532 A CN104914532 A CN 104914532A CN 201510286061 A CN201510286061 A CN 201510286061A CN 104914532 A CN104914532 A CN 104914532A
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- CN
- China
- Prior art keywords
- sheath
- steel
- cable
- belt
- plastic composite
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4415—Cables for special applications
- G02B6/4416—Heterogeneous cables
- G02B6/4422—Heterogeneous cables of the overhead type
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
Abstract
The invention discloses a self-supporting type outdoor aerial cable comprising a PE sheath and a steel plastic composite tape which is arranged at the internal wall of the PE sheath. Two tangent copper wires with insulation which are tangent with the internal wall of the steel plastic composite tape are arranged on the diameter of the steel plastic composite tape. Optical fibers are fully filled in a loose bushing, and water-resistant cable paste is filled in the gap of the internal part of the steel plastic composite tape. Steel ropes with sheaths are connected at the external wall of the PE sheath via a hanging tape, and the cross section of the hanging tape is elliptical. The steel plastic composite tape and the steel wires with the sheaths act as the supporting structure of the PE sheath, and the internal part of the PE sheath is filled by the loose bushing and the two copper wires with the insulating layers so that the optical fibers arranged in the loose bushing are ensured not to be damaged by wild animals or affected by complex changes in weather under multiple protection of the PE sheath and the steel plastic composite tape, stable working performance of the optical cable in rural regional areas can be guaranteed, and finally an objective of reducing frequency of optical cable maintenance or replacement is realized.
Description
Technical field
The present invention relates to fiber optic cable manufacture field, specifically refer to a kind of self-bearing type outdoor aerial cable.
Background technology
In daily life, because light is more much lower in the loss of electric wire conduction than electricity in fibre-optic conduction loss, optical fiber is used as the information transmission of long distance.Most optical fiber before use must be coated by which floor operator guards, and namely the cable after coated is called as optical cable, and the protective seam of fiber outer layer and insulation course can prevent surrounding environment to the injury of optical fiber, Ru Shui, fire, electric shock etc.
And photoelectric mixed cable and optical cable box cable twisting cable together, namely in cable configuration, insulated conductor is added, light harvesting fibre, transmission of electricity copper cash are in one, because optical transport and delivery of electrical energy belong to two kinds of dissimilar transmission modes, mutual interference can't be there is in transmitting procedure, equipment electricity consumption and signal transmission issues can be solved simultaneously, both remained the characteristic of ordinary optic fibre optical cable and the relevant criterion of low voltage power cables can also be met; And widespread use telecommunications network is built, rural area and cities and towns communication base station construction from far-off regions, the fiber entering household of Urban House community and building, safety monitoring project and other occasions needing information and electric power simultaneously to use.
But, when communication base station cable rural and that cities and towns are from far-off regions is laid, due to factors such as it are with a varied topography, weather condition is changeful, if strong wind and heavy rain is to the impact of built on stilts cable, the serviceable life of photoelectric mixed cable is reduced greatly, often occur the situation of signal or power breakdown, and be limited by complicated geographical environment, the maintenance difficulty of circuit increases.
Summary of the invention
The object of the present invention is to provide a kind of self-bearing type outdoor aerial cable, while the transmission of guarantee photosignal Simultaneous Stabilization, increase the serviceable life of mixing cable, reduce line maintenance frequency.
Object of the present invention is achieved through the following technical solutions:
A kind of self-bearing type outdoor aerial cable, comprise PE sheath and be arranged on the composite steel-plastic belt of PE jacket inner wall, at the copper cash diametrically arranging two tangent and simultaneously tangent with composite steel-plastic belt inwall tape insulations of described composite steel-plastic belt, also comprise the steel wire of Loose tube and the band sheath being arranged on two copper cash both sides, full optical fiber is filled in described Loose tube, and be filled with at the gap location of described composite steel-plastic belt inside the cable cream that blocks water, be connected with the steel cable of band sheath at described PE sheath outer wall by suspender belt, and the cross section of described suspender belt is oval.For in prior art, the optical cable laying of grass roots is vulnerable to the impact of complicated Changes in weather, cause the sheath of optical cable impaired, and the metallic supports being positioned at sheath is easily subject to cargo sweat, and then shorten the problem in optical cable serviceable life, the present invention is first fixed with composite steel-plastic belt on the inwall of PE sheath, the copper wire of two tape insulation layers arranged along composite steel-plastic belt radial direction is fixed in composite steel-plastic belt, then inside is filled the side of Loose tube two copper wires of full optical fiber, the steel wire of band sheath is placed in the opposite side of two copper wires as support member, finally be filled with to the gap location of composite steel-plastic belt inside the cable cream that blocks water again, composite steel-plastic belt inwall is completely supported, namely the processing of optical cable is completed, be connected with for supporting built on stilts steel cable by suspender belt on the outer wall of PE sheath simultaneously, and on described steel cable with sheath to improve its degree of protection and serviceable life, wherein the cross section of suspender belt is oval, namely when high wind impacts cable, by there is certain deformation quantity to cushion the interaction force between PE sheath and steel cable in suspender belt, ensure that the amplitude of fluctuation of built on stilts cable is in its safe range, and the present invention in use, first the steel cable of band sheath is fixed on PE sheath by suspender belt, then composite steel-plastic belt is passed through, steel wire with sheath is as the supporting construction of PE sheath, and the inside of PE sheath is filled by the copper wire of Loose tube and two tape insulation layers, ensure under the multiple protective of PE sheath and composite steel-plastic belt, the optical fiber being positioned at Loose tube can not be subject to the impact of the destruction of wild animal and the Changes in weather of complexity, and then ensure the serviceability that optical cable is stable in rural areas area, extend the serviceable life of optical cable, in center sleeve, the gap location of multiple optical fiber is all filled with fine cream simultaneously, the effect of mechanical damping can also be played while can being fixed sleeve pipe and optical fiber to a certain extent, the final object realizing the maintenance of reduction optical cable or the frequency changed.
Radial inward along described composite steel-plastic belt on described composite steel-plastic belt inwall is disposed with polyester belt, waterstop.The polyester belt radially-inwardly set gradually along PE sheath, waterstop play multi-stage protection effect to sleeve pipe simultaneously; polyester belt can further improve the bend performance of optical cable simultaneously; waterstop can prevent from scurrying in optical fiber in the location part aqueous vapor of water enrichment area; while ensureing that serviceability stablized by optical fiber, be reduced in optical cable to by optical fiber impaired probability during extraneous stress.
The diameter of many groups of described Loose tube is 1/2 of the copper wire diameter of tape insulation.As preferably, the diameter of Loose tube is set to 1/2nd of the copper wire diameter of tape insulation layer, make in the middle part one-piece construction of PE sheath compacter, excessive deformation can not be produced because of the STRESS VARIATION in the external world, reach the object in the serviceable life extending optical cable.
The present invention compared with prior art, has following advantage and beneficial effect:
1, the present invention passes through composite steel-plastic belt, steel wire with sheath is as the supporting construction of PE sheath, and the inside of PE sheath is filled by the copper wire of Loose tube and two tape insulation layers, ensure under the multiple protective of PE sheath and composite steel-plastic belt, the optical fiber being positioned at Loose tube can not be subject to the impact of the destruction of wild animal and the Changes in weather of complexity, and then ensure the serviceability that optical cable is stable in rural areas area, extend the serviceable life of optical cable, in center sleeve, the gap location of multiple optical fiber is all filled with fine cream simultaneously, the effect of mechanical damping can also be played while can being fixed sleeve pipe and optical fiber to a certain extent, the final object realizing the maintenance of reduction optical cable or the frequency changed,
2, the present invention radially-inwardly sets gradually along PE sheath polyester belt, waterstop play multi-stage protection effect to sleeve pipe simultaneously, polyester belt can further improve the bend performance of optical cable simultaneously, waterstop can prevent from scurrying in optical fiber in the location part aqueous vapor of water enrichment area, while ensureing that serviceability stablized by optical fiber, be reduced in optical cable to by optical fiber impaired probability during extraneous stress;
3, the diameter of Loose tube is set to 1/2nd of the copper wire diameter of tape insulation layer by the present invention, make in the middle part one-piece construction of PE sheath compacter, excessive deformation can not be produced because of the STRESS VARIATION in the external world, reach the object in the serviceable life extending optical cable.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide the further understanding to the embodiment of the present invention, forms a application's part, does not form the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is structural representation of the present invention;
Mark and corresponding parts title in accompanying drawing:
1-PE sheath, 2-composite steel-plastic belt, 3-polyester belt, 4-waterstop, 5-Loose tube, 6-optical fiber, 7-copper cash, 8-block water cable cream, 9-steel wire, 10-suspender belt, 11-steel cable.
Embodiment
Clearly understand for making the object, technical solutions and advantages of the present invention, below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, and exemplary embodiment of the present invention and explanation thereof are only for explaining the present invention, not as a limitation of the invention.
Embodiment 1
As shown in Figure 1, the present embodiment comprises PE sheath 1 and is arranged on the composite steel-plastic belt 2 of PE sheath 1 inwall, at the copper cash 7 diametrically arranging two tangent and simultaneously tangent with composite steel-plastic belt 2 inwall tape insulations of described composite steel-plastic belt 2, also comprise the Loose tube 5 and the steel wire 9 of band sheath that are arranged on two copper cash 7 both sides, full optical fiber 6 is filled in described Loose tube 5, and be filled with at the gap location of described composite steel-plastic belt 2 inside the cable cream 8 that blocks water, be connected with the steel cable 10 of band sheath at described PE sheath 1 outer wall by suspender belt 11, and the cross section of described suspender belt 11 is oval.For in prior art, the optical cable laying of grass roots is vulnerable to the impact of complicated Changes in weather, cause the sheath of optical cable impaired, and the metallic supports being positioned at sheath is easily subject to cargo sweat, and then shorten the problem in optical cable serviceable life, the present invention is first fixed with composite steel-plastic belt 2 on the inwall of PE sheath 1, the copper wire of two tape insulation layers arranged along composite steel-plastic belt 2 radial direction is fixed in composite steel-plastic belt 2, the Loose tube 5 of then inside being filled full optical fiber 6 is arranged on the side of two copper wires, the steel wire 9 of band sheath is placed in the opposite side of two copper wires as support member, finally be filled with to the gap location of composite steel-plastic belt 2 inside the cable cream 8 that blocks water again, composite steel-plastic belt 2 inwall is completely supported, namely the processing of optical cable is completed, be connected with for supporting built on stilts steel cable 10 by suspender belt 11 on the outer wall of PE sheath 1 simultaneously, and on described steel cable 10 with sheath to improve its degree of protection and serviceable life, wherein the cross section of suspender belt 11 is oval, namely when high wind impacts cable, by there is certain deformation quantity to cushion the interaction force between PE sheath 1 and steel cable 10 in suspender belt 11, ensure that the amplitude of fluctuation of built on stilts cable is in its safe range, and the present invention in use, first the steel cable 10 of band sheath is fixed on PE sheath 1 by suspender belt 11, then by composite steel-plastic belt 2, steel wire 9 with sheath is as the supporting construction of PE sheath 1, and the inside of PE sheath 1 is filled by the copper wire of Loose tube 5 and two tape insulation layers, ensure under the multiple protective of PE sheath 1 and composite steel-plastic belt 2, the optical fiber 6 being positioned at Loose tube 5 can not be subject to the impact of complicated Changes in weather, and then ensure the serviceability that optical cable is stable in rural areas area, extend the serviceable life of optical cable, in center sleeve, the gap location of multiple optical fiber 6 is all filled with fine cream simultaneously, the effect of mechanical damping can also be played while can being fixed sleeve pipe and optical fiber 6 to a certain extent, the final object realizing the maintenance of reduction optical cable or the frequency changed.
Wherein, the polyester belt 3 radially-inwardly set gradually along PE sheath 1, waterstop 4 play multi-stage protection effect to sleeve pipe simultaneously; polyester belt 3 can further improve the bend performance of optical cable simultaneously; waterstop 4 can prevent from scurrying in optical fiber 6 in the location part aqueous vapor of water enrichment area; while ensureing optical fiber 6 steady operation performance, be reduced in optical cable to the impaired probability of optical fiber 6 when being subject to extraneous stress.
As preferably, the diameter of Loose tube 5 is set to 1/2nd of copper cash 7 diameter of tape insulation layer, make in the middle part one-piece construction of PE sheath 1 compacter, excessive deformation can not be produced because of the STRESS VARIATION in the external world, reach the object in the serviceable life extending optical cable.
Above-described embodiment; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only the specific embodiment of the present invention; the protection domain be not intended to limit the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. a self-bearing type outdoor aerial cable, comprise PE sheath (1) and be arranged on the composite steel-plastic belt (2) of PE sheath (1) inwall, at the copper cash (7) diametrically arranging two tangent and simultaneously tangent with composite steel-plastic belt (2) inwall tape insulations of described composite steel-plastic belt (2), it is characterized in that: the steel wire (9) also comprising Loose tube (5) and the band sheath being arranged on two copper cash (7) both sides, full optical fiber (6) is filled in described Loose tube (5), and be filled with at the gap location that described composite steel-plastic belt (2) is inner the cable cream (8) that blocks water, the steel cable (10) of band sheath is connected with by suspender belt (11) at described PE sheath (1) outer wall, and the cross section of described suspender belt (11) is oval.
2. a kind of self-bearing type outdoor aerial cable according to claim 1, is characterized in that: on described composite steel-plastic belt (2) inwall, be disposed with polyester belt (3), waterstop (4) along the radial inward of described composite steel-plastic belt (2).
3. a kind of self-bearing type outdoor aerial cable according to claim 1, is characterized in that: the diameter of the described Loose tube of many groups (5) is 1/2 of copper cash (7) diameter of tape insulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510286061.3A CN104914532B (en) | 2015-05-29 | 2015-05-29 | A kind of self-bearing type outdoor aerial cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510286061.3A CN104914532B (en) | 2015-05-29 | 2015-05-29 | A kind of self-bearing type outdoor aerial cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104914532A true CN104914532A (en) | 2015-09-16 |
| CN104914532B CN104914532B (en) | 2017-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510286061.3A Active CN104914532B (en) | 2015-05-29 | 2015-05-29 | A kind of self-bearing type outdoor aerial cable |
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| CN (1) | CN104914532B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20218646U1 (en) * | 2002-12-02 | 2003-03-13 | Housecom Gmbh | Combined domestic power- and data -transmission cable, uses optical wave- guides for data transmission lines |
| CN1965258A (en) * | 2004-03-25 | 2007-05-16 | 康宁光缆系统有限责任公司 | Fiber optic drop cables suitable for outdoor fiber to the subscriber applications |
| CN203242401U (en) * | 2013-03-16 | 2013-10-16 | 鲁能泰山曲阜电缆有限公司 | Self-supporting 8-shaped photoelectric composite cable |
| JP2014035423A (en) * | 2012-08-08 | 2014-02-24 | Fujikura Ltd | Optical fiber unit, optical fiber cable, method of manufacturing optical fiber unit, and method of manufacturing optical fiber cable |
| CN204066772U (en) * | 2014-04-02 | 2014-12-31 | 沈阳市电信规划设计院（有限公司） | A kind of optoelectronic composite cable |
-
2015
- 2015-05-29 CN CN201510286061.3A patent/CN104914532B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20218646U1 (en) * | 2002-12-02 | 2003-03-13 | Housecom Gmbh | Combined domestic power- and data -transmission cable, uses optical wave- guides for data transmission lines |
| CN1965258A (en) * | 2004-03-25 | 2007-05-16 | 康宁光缆系统有限责任公司 | Fiber optic drop cables suitable for outdoor fiber to the subscriber applications |
| JP2014035423A (en) * | 2012-08-08 | 2014-02-24 | Fujikura Ltd | Optical fiber unit, optical fiber cable, method of manufacturing optical fiber unit, and method of manufacturing optical fiber cable |
| CN203242401U (en) * | 2013-03-16 | 2013-10-16 | 鲁能泰山曲阜电缆有限公司 | Self-supporting 8-shaped photoelectric composite cable |
| CN204066772U (en) * | 2014-04-02 | 2014-12-31 | 沈阳市电信规划设计院（有限公司） | A kind of optoelectronic composite cable |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104914532B (en) | 2017-11-17 |
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Effective date of registration: 20191121 Address after: 610000 No. 399, Beijing Road, Chengdu economic and Technological Development Zone, Sichuan, China Co-patentee after: Jiangsu Hengtong Photoelectric Co., Ltd. Patentee after: Chengdu Hengtong Photoelectric Communication Co., Ltd. Address before: 610000 No. 399, Beijing Road, Chengdu economic and Technological Development Zone, Sichuan, China Patentee before: Chengdu Hengtong Photoelectric Communication Co., Ltd. |
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