CN2779429Y - Reinforced metal optical cable for drainage pipeline - Google Patents
Reinforced metal optical cable for drainage pipeline Download PDFInfo
- Publication number
- CN2779429Y CN2779429Y CN 200520070000 CN200520070000U CN2779429Y CN 2779429 Y CN2779429 Y CN 2779429Y CN 200520070000 CN200520070000 CN 200520070000 CN 200520070000 U CN200520070000 U CN 200520070000U CN 2779429 Y CN2779429 Y CN 2779429Y
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- CN
- China
- Prior art keywords
- steel pipe
- optical cable
- coated
- enhancement layer
- utility
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a reinforced metal optical cable for a drainage conduit, which comprises a sheath, a reinforced layer in the sheath, a steel pipe in the reinforced layer and an optical fiber in the steel pipe, wherein the reinforced layer comprises a plurality of fine steel wires twisted at the outside of the steel pipe; the outside of the fine steel wires is longitudinally coated with a double-face plastics-coated steel belt; hot-melt adhesive is sprayed and coated between the steel pipe and the fine steel wires and between the fine steel wires so as to form a hot-melt adhesive water-blocking ring. The utility model adopts unique design to cause the optical cable to have favorable waterproof, moisture proof and corrosion proof performance, favorable mechanical property and rodent animals bitten prevention, has the advantages of compact structure and small external diameter, and can be laid in urban drainage conduits for use.
Description
Technical field
The utility model relates to a kind of enhancement mode drainage pipeline metal optical cable.
Background technology
Along with the arrival of information age, the conveying capacity of information becomes explosion type ground to increase.As the effective means of high capacity, long Distance Transmission, optical fiber cable has obtained a large amount of application.The application of optical cable is also developed to Metropolitan Area Network (MAN), Access Network direction by long distance line gradually.The development of industry is promoting development of technology, and new cable configuration is constantly released, and new technology constantly is applied.
Ordinary optical cable comprises a sleeve pipe; in the sleeve pipe is optical fibre core and fine cream, and sleeve pipe is surrounded by oversheath outward, and in order to protect optical fibre core not to be damaged; improve the intensity of optical cable; be provided with enhancement Layer toward contact between oversheath and sleeve pipe, enhancement Layer has two kinds of metal material and nonmetallic materials, metal material enhancement Layer intensity height; but bending property is poor; nonmetallic materials enhancement Layer good bending property, but intensity is poor slightly, and volume is bigger.
Need excavate special-purpose passage during laying optical cable, investment is big, cost is high, and has many pipelines to utilize in the city, and as storm sewer, sewer line and interflow pipeline etc., but because the environment in the pipeline is relatively poor, ordinary optical cable obviously can not be suitable for.
Summary of the invention
The purpose of this utility model is: a kind of enhancement mode drainage pipeline metal optical cable is provided, the employing unique design forms, have excellent waterproof moisture-proof anticorrosive erosion performance, anti-rodent nibble performance, favorable mechanical performance, compact conformation, external diameter are little, use in the urban discharging pipeline that can be laid in.
The technical solution of the utility model is: a kind of enhancement mode drainage pipeline metal optical cable, comprise sheath, and the optical fiber in the steel pipe in the enhancement Layer in the sheath, enhancement Layer, steel pipe, described enhancement Layer comprises strand several finer wires outside steel pipe.
The further technical scheme of the utility model is: a kind of enhancement mode drainage pipeline metal optical cable, comprise sheath, and the optical fiber in the steel pipe in the enhancement Layer in the sheath, enhancement Layer, steel pipe, described enhancement Layer comprises strand several finer wires outside steel pipe; Be coated with hot melt adhesive between described steel pipe and finer wire, finer wire and the finer wire, form the thermosol water-ring.
The more detailed technical scheme of the utility model is: a kind of enhancement mode drainage pipeline metal optical cable, comprise sheath, and the optical fiber in the steel pipe in the enhancement Layer in the sheath, enhancement Layer, steel pipe, described enhancement Layer comprises strand several finer wires outside steel pipe; Be coated with hot melt adhesive between described steel pipe and finer wire, finer wire and the finer wire, form the thermosol water-ring; Described enhancement Layer is indulged outward and is surrounded by two-sided plastic-coated metal tape.
The utility model has the advantages that:
1. the utility model adopts unique design to form, and has excellent waterproof moisture-proof anticorrosive erosion performance, anti-rodent nibble performance, favorable mechanical performance, and compact conformation, external diameter are little, use in the urban discharging pipeline that can be laid in.
2. steel pipe of the present utility model is outer to adopt many thin circle high-carbon steel wires to carry out armouring, makes optical cable have excellent tension, lateral pressure resistant performance.In strand system steel wire, in the gap of steel pipe and steel wire, spray hot melt adhesive at interval, be spaced apart 80cm ± 10cm, not only make the structure of optical cable closely integrated after the hot melt adhesive cooling, and can on the optical cable cross section, form water-ring, make optical cable longitudinally and laterally all have water proofing property, also have the ability that certain anti-rodent is nibbled simultaneously.
3. the utility model two-sided plastic-steel (or aluminium) that is coated with of vertical bag one deck outside armouring wire is with, and guarantee certain lap width to form good moisture-proof layer, the outside adopts high-quality HDPE material to extrude oversheath, the waterproof mildew-resistant has good resisting environmental stress and cracking ability.
Description of drawings
The utility model will be further described below in conjunction with drawings and Examples:
Fig. 1 is a structural representation of the present utility model.
Wherein: 1 sheath; 2 enhancement Layers; 3 steel pipes; 4 optical fiber; 5 finer wires; 6 thermosol water-rings; 7 two-sided plastic-coated metal tapes.
Embodiment
Embodiment: as shown in Figure 1, a kind of enhancement mode drainage pipeline metal optical cable, comprise sheath (1), enhancement Layer (2) in the sheath (1), steel pipe (3) in the enhancement Layer (2), optical fiber (4) in the steel pipe (3), described enhancement Layer (2) comprises strand several finer wires (5) outside steel pipe (3), outer vertical two-sided plastic-steel (aluminium) band (7) that is coated with that is surrounded by of finer wire (5), be coated with hot melt adhesive between steel pipe (3) and finer wire (5), finer wire (5) and the finer wire (5), form thermosol water-ring (6).
It is little that the utility model unique design makes optical cable have an external diameter, the characteristics of intensity height, good bending property, and have good environmental performance.
The utility model is introduced advanced foreign technology, adopts the plasma welding connection technology to produce the high-strength stainless steel fiber unit, and the stainless steel tube wall can guarantee that the light unit radial blocks water.
In stainless steel band after-combustion drawing forming process, adopt accurately advanced surplus long control technology to make the optical fiber in the steel pipe have rational surplus length, guarantee that optical cable has good temperature performance.
Steel pipe of the present utility model is outer to adopt many thin circle high-carbon steel wires to carry out armouring, makes optical cable have excellent tension, lateral pressure resistant performance.In strand system steel wire, in the gap of steel pipe and steel wire, spray hot melt adhesive at interval, be spaced apart 80cm ± 10cm, not only make the structure of optical cable closely integrated after the hot melt adhesive cooling, and can on the optical cable cross section, form water-ring, make optical cable longitudinally and laterally all have water proofing property, also have the ability that certain anti-rodent is nibbled simultaneously.
The utility model also can be placed fibre ribbon as required in beam tube, make the optical cable of bigger core number.
The vertical outward bag one deck of armouring wire of the present utility model is two-sided to be coated with plastic-steel (or aluminium) band, and guarantees certain lap width, forms good moisture-proof layer, and the outside adopts high-quality HDPE material to extrude oversheath, and the waterproof mildew-resistant has good resisting environmental stress and cracking ability.
The pipe inner fiber adopts whole chromatogram identification when fiber count is no more than 12 cores, and its color meets Mang Saier international standard chromatogram; When fiber count surpasses 12 cores, dose colour circle on the colored optical fiber surface, be convenient to carry out the identification and the termination of optical fiber.
The utility model is a kind of novel central beam tube type metal optical cable, adopt unique design, make optical cable have excellent waterproof moisture-proof anticorrosive erosion performance, favorable mechanical performance, the anti-rodent performance of nibbling, and compact conformation, external diameter are little, in the urban discharging pipeline that can be laid in (comprising storm sewer, sewer line and interflow pipeline) use.This optical cable is totally with low cost, and is easy to use, for each telecom operators provides a kind of brand-new solution.
Claims (3)
1. enhancement mode drainage pipeline metal optical cable, comprise sheath (1), the steel pipe (3) in the enhancement Layer (2) in the sheath (1), enhancement Layer (2), optical fiber (4) in the steel pipe (3), it is characterized in that: described enhancement Layer (2) comprises strand several finer wires (5) outside steel pipe (3).
2. drainage pipeline metal optical cable according to claim 1 is characterized in that: be coated with hot melt adhesive between described steel pipe (3) and finer wire (5), finer wire (5) and the finer wire (5), form thermosol water-ring (6).
3. drainage pipeline metal optical cable according to claim 1 and 2 is characterized in that: the outer vertical two-sided plastic-coated metal tape (7) that is surrounded by of described enhancement Layer (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520070000 CN2779429Y (en) | 2005-03-16 | 2005-03-16 | Reinforced metal optical cable for drainage pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520070000 CN2779429Y (en) | 2005-03-16 | 2005-03-16 | Reinforced metal optical cable for drainage pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2779429Y true CN2779429Y (en) | 2006-05-10 |
Family
ID=36753517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520070000 Expired - Fee Related CN2779429Y (en) | 2005-03-16 | 2005-03-16 | Reinforced metal optical cable for drainage pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2779429Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105929508A (en) * | 2016-07-01 | 2016-09-07 | 合肥天馈信息技术有限公司 | Network cable for network communication |
-
2005
- 2005-03-16 CN CN 200520070000 patent/CN2779429Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105929508A (en) * | 2016-07-01 | 2016-09-07 | 合肥天馈信息技术有限公司 | Network cable for network communication |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |