CN204882963U - Novel layer stranded type optical cable - Google Patents
Novel layer stranded type optical cable Download PDFInfo
- Publication number
- CN204882963U CN204882963U CN201520198483.0U CN201520198483U CN204882963U CN 204882963 U CN204882963 U CN 204882963U CN 201520198483 U CN201520198483 U CN 201520198483U CN 204882963 U CN204882963 U CN 204882963U
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- China
- Prior art keywords
- sleeve pipe
- optical cable
- fine cream
- layer
- reinforcement
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Abstract
The utility model relates to a communication optical cable technical field, concretely relates to novel layer stranded type optical cable. Including the sleeve pipe, sheathed tube quantity be a plurality of, sets up a plurality of optic fibre in that the cover is intraductal, between optic fibre and the optic fibre, set up fine cream between optic fibre and the sleeve pipe, still includes the reinforcement, and the sleeve pipe is circular arranging around the reinforcement, pricks yarn layers all sets of outside of tubess windings, between sleeve pipe and the sleeve pipe, between sleeve pipe and the reinforcement, set up the water blocking layer between sleeve pipe and the bundle yarn layer, sets gradually inner sheath and oversheath outside the bundle yarn layer, optic fibre arrange the shape and be " triangle " type, the quantity of optic fibre is 3 multiple. When fine cream quantity reduced, the receiver can be given with this information transfer to fine cream quantity inductor, and the receiver can drive and tear that the area is automatic splits open, and the quantity that can in time replenish fine cream makes water and moisture can not enter into and overlaps intraductally, lengthens the life of optical cable.
Description
Technical field
The utility model relates to communication cable technical field, is specifically related to a kind of New type layer twisting type optical cable.
Background technology
Along with the growth of information and the universal of network, as the effective means of Large Copacity, long range propagation, optical cable obtains a large amount of application.Cable configuration in the communications field is roughly divided into three kinds: layer-stranding cable, central-beam tube type fiber optic cable and slotted core cable.
Simultaneously layer-stranding cable painted optical fiber and fine cream is joined in sleeve pipe, and optical fiber is removable in sleeve pipe, and different sleeve pipes makes cable core along reinforcement is stranded, arranges sheath, obtain layer-stranding cable outside cable core.The principal feature of layer-stranding cable is: reinforcement is positioned at the middle position of cable core, and sleeve pipe can carry out layer strand around reinforcement, makes optical cable have good tensile property and temperature characterisitic.
Authorization Notice No. is that the Chinese patent " layer-stranding cable " of CN101950060B comprises cable core, is coated on the protective seam outside cable core and squeezes and apply the restrictive coating outside protective seam; described cable core comprises steel wire that the diameter being coated with grease by outer wall is 1.0-3.2mm and squeezes and applies central reinforce member that the plastic layer outside steel wire forms and plural stranded and accommodate the Loose tube of multifiber separately with central reinforce member; be characterised in that: the outer wall of described steel wire is configured with groove, described plastic layer is embedded in described groove.The technical program, owing to being configured with groove outside the steel wire of central reinforce member, therefore ensures plastic layer and steel wire good combination under the prerequisite without the need to removing the grease be applied in outside steel wire, avoids cable core to occur longitudinally infiltration.
Authorization Notice No. is that the Chinese patent of CN101706601B " has the layer-stranding cable of reinforcement " and relates to optical cable technology field in sheath, have the layer-stranding cable of reinforcement in sheath, it at least by be positioned at center cable core (1), be coated on the protective seam (4) outside cable core and the sheath (5) be positioned at outside protective seam is formed; Protective seam outer profile is circular or oval; Cable core at least comprises an inside and comprises the Loose tube (12) of light transmitting fiber (11), central reinforce member (13) and wrapper material (15); Loose tube around central reinforce member stranded and centrally reinforcement axially extend, wrapper material makes Loose tube position relatively fixing; It is characterized in that: on arbitrary xsect, the outer profile of sheath be by the mutual discontinuous concentric of multistage and with curvature circular arc be connected described adjacent circular arc and outwardly convex body is formed; Reinforcement is comprised in each convex body; Sheath and convex body are integral type structure.The utility model cost is low, external diameter is little, optical cable is light, flexibility is good, and easy construction, anti-extrusion, temperature performance is good.
Although above-mentioned patent can improve the performance of layer-stranding cable, but in use for some time, fine cream in sleeve pipe can because the change of environment be fewer and feweri, fine cream minimizing can make its inside occur some spaces, these spaces can become the path of water and moisture when optical cable is damaged, cause certain harm to optical cable.
Utility model content
The purpose of this utility model is to solve the problem, and provides a kind of New type layer twisting type optical cable, can improve and automatically supplement it when fine cream reduces to a certain amount of, extends its life-span.
The technical scheme in the invention for solving the above technical problem is:
A kind of New type layer twisting type optical cable, comprise sleeve pipe, the quantity of sleeve pipe is several, some optical fiber is set in sleeve pipe, between optical fiber and optical fiber, between optical fiber and sleeve pipe, fine cream is set, also comprise reinforcement, sleeve pipe is around the rounded arrangement of reinforcement, bundle layer is wound around outward at all sleeve pipes, between sleeve pipe and sleeve pipe, between sleeve pipe and reinforcement, between sleeve pipe and bundle layer, water blocking layer is set, outside bundle layer, set gradually inner sheath and oversheath, described optical fiber arrangement shape is " △ " type, and the quantity of optical fiber is the multiple of 3.
Preferably, fine cream quantity inductor is set inside described sleeve pipe, fine cream storage room is set in sleeve pipe, arrange tearing tape in fine cream storage outdoor, tearing tape arranges receiver, and fine cream quantity inductor connects receiver, when fine cream quantity inductor reaches certain quantity, tearing tape can be split automatically.
Preferably, described tearing tape is made up of modified polypropene, and tearing tape and described sleeve pipe are integral type structure.
Preferably, set gradually cushion and flame retardant coating between described inner sheath and oversheath, described flame retardant coating is made up of fiber reinforcedceramics.
Preferably, the thickness of described bundle layer is 0.16-0.25 millimeter, and described water blocking layer is cable cream, and described reinforcement is fiber reinforced plastics pole or phosphatization steel.
Preferably, described cushion is made up of high temperature superconducting materia, and described inner sheath and oversheath are made by low-smoke non-halogen flame-retardant tygon.
Preferably, the thickness of described oversheath is 1.5-1.8 millimeter, and described oversheath is made up of halogen-free fire-retardant polyethylene material.
The beneficial effects of the utility model are:
1, the utility model arranges fine cream quantity inductor inside described sleeve pipe, fine cream storage room is set in sleeve pipe, in fine cream storage outdoor, tearing tape is set, tearing tape arranges receiver, fine cream quantity inductor connects receiver, when fine cream quantity inductor reaches certain quantity, tearing tape can be split automatically.Described optical fiber arrangement shape is " △ " type, and the quantity of optical fiber is the multiple of 3.Optical cable obtained like this can be very light, convenient in carrying, simultaneously, when fine cream quantity reduces, this information can be passed to receiver by fine cream quantity inductor, and receiver can drive tearing tape automatically to split, and can supplement the quantity of fine cream in time, water and moisture can not be entered in sleeve pipe, extend the serviceable life of optical cable.
2, tearing tape described in the utility model is made up of modified polypropene, and tearing tape and sleeve pipe are integral type structure.Like this, tearing tape will be easy to split, and realizes its robotization.
3, the utility model sets gradually cushion and flame retardant coating between described inner sheath and oversheath, and described flame retardant coating is made up of fiber reinforcedceramics.Optical cable can be made to withstand the boisterous baptism such as burning sun, thunderbolt, extend the serviceable life of optical cable.
4, the thickness of bundle layer described in the utility model is 0.16-0.25 millimeter, and described water blocking layer is cable cream, and described reinforcement is fiber reinforced plastics pole or phosphatization steel.Described cushion is made up of high temperature superconducting materia, and described inner sheath and oversheath are made by low-smoke non-halogen flame-retardant tygon.The thickness of described oversheath is 1.5-1.8 millimeter, and described oversheath is made up of halogen-free fire-retardant polyethylene material.The serviceable life of optical cable can be extended.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is sleeve pipe cross-sectional view of the present utility model;
Fig. 3 is the structural representation containing 6 optical fiber in the utility model sleeve pipe;
Wherein: 1, oversheath, 2, flame retardant coating, 3, cushion, 4, inner sheath, 5, sleeve pipe, 6, reinforcement, 7, sleeve pipe, 8, water blocking layer, 9, fine cream storage room, 10, optical fiber, 11, fine cream, 12, tearing tape, 13, fine cream quantity inductor, 14, receiver, 15, prick layer.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail:
As Fig. 1, Fig. 2, shown in Fig. 3, a kind of New type layer twisting type optical cable described in the utility model, comprise sleeve pipe 5, the quantity of sleeve pipe 5 is several, some optical fiber 10 is set in sleeve pipe 5, between optical fiber 10 and optical fiber 10, fine cream 11 is set between optical fiber 10 and sleeve pipe 5, also comprise reinforcement 6, sleeve pipe 5 is around the rounded arrangement of reinforcement 6, layer 15 is pricked outer winding of all sleeve pipes 5, between sleeve pipe 5 and sleeve pipe 5, between sleeve pipe 5 and reinforcement 6, between sleeve pipe 5 and bundle layer 15, water blocking layer 8 is set, inner sheath 4 and oversheath 1 is set gradually outside bundle layer 13, fine cream quantity inductor 13 is set inside described sleeve pipe 5, fine cream storage room 9 is set in sleeve pipe 5, outside fine cream storage room 9, tearing tape 12 is set, tearing tape 12 arranges receiver 14, fine cream quantity inductor 13 connects receiver 14, when fine cream quantity inductor 13 reaches certain quantity, tearing tape 12 can be split automatically.Described optical fiber 10 spread geometry is " △ " type, and the quantity of optical fiber 10 is the multiple of 3.Optical cable obtained like this can be very light, convenient in carrying, simultaneously, when fine cream 11 quantity reduces, this information can be passed to receiver 14 by fine cream quantity inductor 13, and receiver 14 can drive tearing tape 12 automatically to split, and can supplement the quantity of fine cream 11 in time, water and moisture can not be entered in sleeve pipe, extend the serviceable life of optical cable.Described tearing tape 12 is made up of modified polypropene, and tearing tape 12 and sleeve pipe 5 are integral type structure.Like this, tearing tape 12 will be easy to split, and realizes its robotization.Between described inner sheath 3 and oversheath 1, set gradually cushion 3 and flame retardant coating 2, described flame retardant coating 2 is made up of fiber reinforcedceramics.Optical cable can be made to withstand the boisterous baptism such as burning sun, thunderbolt, extend the serviceable life of optical cable.The thickness of described bundle layer 15 is 0.16-0.25 millimeter, and described water blocking layer 8 is cable cream, and described reinforcement 6 is fiber reinforced plastics pole or phosphatization steel.Described cushion 3 is made up of high temperature superconducting materia, and described inner sheath 3 and oversheath 1 are made by low-smoke non-halogen flame-retardant tygon.The thickness of described oversheath 1 is 1.5-1.8 millimeter, and described oversheath 1 is made up of halogen-free fire-retardant polyethylene material.The serviceable life of optical cable can be extended.
The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (7)
1. a New type layer twisting type optical cable, comprise sleeve pipe, the quantity of sleeve pipe is several, some optical fiber is set in sleeve pipe, between optical fiber and optical fiber, between optical fiber and sleeve pipe, fine cream is set, also comprise reinforcement, sleeve pipe is around the rounded arrangement of reinforcement, bundle layer is wound around outward at all sleeve pipes, between sleeve pipe and sleeve pipe, between sleeve pipe and reinforcement, between sleeve pipe and bundle layer, water blocking layer is set, outside bundle layer, set gradually inner sheath and oversheath, it is characterized in that: described optical fiber arrangement shape is " △ " type, the quantity of optical fiber is the multiple of 3.
2. a kind of New type layer twisting type optical cable according to claim 1, it is characterized in that: fine cream quantity inductor is set inside described sleeve pipe, fine cream storage room is set in sleeve pipe, in fine cream storage outdoor, tearing tape is set, tearing tape arranges receiver, fine cream quantity inductor connects receiver, and when fine cream quantity inductor reaches certain quantity, tearing tape can be split automatically.
3. a kind of New type layer twisting type optical cable according to claim 2, is characterized in that: described tearing tape is made up of modified polypropene, tearing tape and sleeve pipe are integral type structure.
4. a kind of New type layer twisting type optical cable according to claim 3, it is characterized in that: between described inner sheath and oversheath, set gradually cushion and flame retardant coating, described flame retardant coating is made up of fiber reinforcedceramics.
5. a kind of New type layer twisting type optical cable according to claim 1 or 4, is characterized in that: the thickness of described bundle layer is 0.16-0.25 millimeter, and described water blocking layer is cable cream, and described reinforcement is fiber reinforced plastics pole or phosphatization steel.
6. a kind of New type layer twisting type optical cable according to claim 4, is characterized in that: described cushion is made up of high temperature superconducting materia, described inner sheath and oversheath are made by low-smoke non-halogen flame-retardant tygon.
7. a kind of New type layer twisting type optical cable according to claim 6, is characterized in that: the thickness of described oversheath is 1.5-1.8 millimeter, and described oversheath is made up of halogen-free fire-retardant polyethylene material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520198483.0U CN204882963U (en) | 2015-04-03 | 2015-04-03 | Novel layer stranded type optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520198483.0U CN204882963U (en) | 2015-04-03 | 2015-04-03 | Novel layer stranded type optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204882963U true CN204882963U (en) | 2015-12-16 |
Family
ID=54827322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520198483.0U Withdrawn - After Issue CN204882963U (en) | 2015-04-03 | 2015-04-03 | Novel layer stranded type optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204882963U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104749725A (en) * | 2015-04-03 | 2015-07-01 | 江苏南方通信科技有限公司 | Novel layer-stranded optical cable |
| CN107561655A (en) * | 2017-08-25 | 2018-01-09 | 长飞光纤光缆股份有限公司 | A kind of detectable layer-stranding cable |
-
2015
- 2015-04-03 CN CN201520198483.0U patent/CN204882963U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104749725A (en) * | 2015-04-03 | 2015-07-01 | 江苏南方通信科技有限公司 | Novel layer-stranded optical cable |
| CN104749725B (en) * | 2015-04-03 | 2017-09-12 | 江苏南方通信科技有限公司 | A kind of New type layer twisting type optical cable |
| CN107561655A (en) * | 2017-08-25 | 2018-01-09 | 长飞光纤光缆股份有限公司 | A kind of detectable layer-stranding cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151216 Effective date of abandoning: 20170912 |