CN202771071U - Indoor and outdoor dual-purpose optical cable - Google Patents
Indoor and outdoor dual-purpose optical cable Download PDFInfo
- Publication number
- CN202771071U CN202771071U CN 201220420946 CN201220420946U CN202771071U CN 202771071 U CN202771071 U CN 202771071U CN 201220420946 CN201220420946 CN 201220420946 CN 201220420946 U CN201220420946 U CN 201220420946U CN 202771071 U CN202771071 U CN 202771071U
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- indoor
- optical cable
- cable
- dual
- oversheath
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Abstract
The utility model relates to the technical field of a communication optical cable, and especially relates to an indoor and outdoor dual-purpose optical cable. The indoor and outdoor dual-purpose optical cable comprises unit cables, a water-resisting band and an oversheath. The unit cables are wrapped by the water-resisting band. The water-resisting band is wrapped by the oversheath. Each unit cable includes a thermoplastic urethane sleeve pipe and a G. 657A2 fiber, wherein the G. 657A2 fiber is wrapped by the thermoplastic urethane sleeve pipe. Through combination of the G. 657A2 fibers, the thermoplastic urethane sleeve pipes and the water-resisting band, the indoor and outdoor dual-purpose optical cable can meet requirements about water resistance, anti-wearing, flame retardation, small bending radius and the like, is both suitable for indoor use and outdoor use, and enables fiber joints to be minimized, thereby lowering laying costs and improving reliability of a network.
Description
Technical field
The utility model relates to the communications optical cable technical field, relates in particular to the dual-purpose optical cable of a kind of indoor and outdoor.
Background technology
Development along with the FTTH networking, the optical cable demand that enters between building, room, residential quarters and building and the building is more and more, when adopting traditional optical cable to carry out networking, in the outdoor laid employing is outdoor optical cable, what lay employing is inside cable indoor, continues by fibre-optical splice between outdoor optical cable and the inside cable.Existing a kind of outdoor layer-stranding cable comprises the PBT sleeve pipe, restraint zone, the outer protective polyethylene cover that are provided with optical fiber (band), and restraint zone coats the PBT sleeve pipe, and the outer protective polyethylene cover coats restraint zone, and this optical cable is fit to outdoor application and is not suitable for indoor use.In the prior art, outdoor optical cable and inside cable are two kinds of dissimilar optical cables, continue by fibre-optical splice between them, owing to increase fibre-optical splice, thus increase laid down cost, affect the reliability of whole network.
Summary of the invention
The purpose of this utility model is to overcome shortcoming and defect of the prior art, and a kind of dual-purpose optical cable of indoor and outdoor that reduces laid down cost, improves network reliability is provided.
The dual-purpose optical cable of a kind of indoor and outdoor, comprise unit cable, waterstop and oversheath, waterstop coating unit cable, oversheath coats waterstop, the unit cable wrap is drawn together Polyurethane Thermoplastic Elastomer sleeve pipe and optical fiber G.657A2, and the Polyurethane Thermoplastic Elastomer sleeve pipe coats G.657A2 optical fiber.
Wherein, the lumen loading of Polyurethane Thermoplastic Elastomer sleeve pipe has fine cream.
Wherein, also comprise aluminium strip, aluminium strip is arranged between waterstop and the oversheath.
Wherein, also comprise steel band, steel band is arranged between waterstop and the oversheath.
Wherein, oversheath is the low smoke and zero halogen oversheath.
Wherein, also comprise metal reinforcement, metal reinforcement is positioned at the inner chamber of waterstop.
Wherein, also comprise gasket for packing, gasket for packing is positioned at the inner chamber of waterstop.
Wherein, the quantity of unit cable is the 2-15 root, and the quantity of gasket for packing is the 1-4 root, unit cable and gasket for packing evenly be arranged on metal reinforcement around.
Wherein, the quantity of the G.657A2 optical fiber of every root unit cable is the 2-12 bar.
Wherein, 2-12 bar G.657A2 optical fiber is fixed together and forms 1 fibre ribbon, and every root unit cable wrap is drawn together 1-8 bar fibre ribbon.
The beneficial effects of the utility model are: the utility model comprises unit cable, waterstop and oversheath, waterstop coating unit cable, oversheath coats waterstop, the unit cable wrap is drawn together Polyurethane Thermoplastic Elastomer sleeve pipe and optical fiber G.657A2, and the Polyurethane Thermoplastic Elastomer sleeve pipe coats G.657A2 optical fiber.Owing to adopting the G.657A2 combination of optical fiber, Polyurethane Thermoplastic Elastomer sleeve pipe, waterstop, can satisfy the requirements such as waterproof, wear-resistant, fire-retardant, bending radius is little, be fit to indoor and outdoor and use, reduce fibre-optical splice, thereby the reduction laid down cost improves network reliability.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment one.
Fig. 2 is the structural representation of the utility model embodiment two.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in detail.
Embodiment one
Referring to Fig. 1,
The dual-purpose optical cable of a kind of indoor and outdoor, comprise unit cable, waterstop 12 and oversheath 10, waterstop 12 coating unit cables, oversheath 10 coats waterstop 12, the unit cable wrap is drawn together Polyurethane Thermoplastic Elastomer (TPU, Thermoplastic Urethane) sleeve pipe 14 and G.657A2 optical fiber 15, Polyurethane Thermoplastic Elastomer sleeve pipe 14 coat G.657A2 optical fiber 15.Polyurethane Thermoplastic Elastomer sleeve pipe 14 has fire-retardant, stable chemical performance, the characteristics such as wear-resistant tensile, pliability are good.G.657A2 optical fiber 15 is a kind of counter-bending Access Network single-mode fibers, has fabulous bending resistance and low water peak character, is applicable to the engineerings such as LAN/WAN and FTTH.
In the present embodiment, the lumen loading of Polyurethane Thermoplastic Elastomer sleeve pipe 14 has fine cream.Oversheath 10 is the low smoke and zero halogen oversheath; Can satisfy fire-retardant requirement.
In the present embodiment, also comprise aluminium strip 11, aluminium strip 11 is arranged between waterstop 12 and the oversheath 10; Also comprise metal reinforcement 13, metal reinforcement 13 is positioned at the inner chamber of waterstop 12; Also comprise gasket for packing 16, gasket for packing 16 is positioned at the inner chamber of waterstop 12.
The quantity of unit cable is the 2-15 root, and the quantity of gasket for packing 16 is the 1-4 root, unit cable and gasket for packing 16 evenly be arranged on metal reinforcement 13 around.Preferably, as shown in Figure 1, the quantity of unit cable is 4, and the quantity of gasket for packing 16 is 1,4 root unit cables and 1 gasket for packing 16 evenly be arranged on metal reinforcement 13 around; This structure connects tightr, more stable when stranded.Certainly, the quantity of unit cable and gasket for packing 16 can be decided according to needs of production.
In the present embodiment, the quantity of the G.657A2 optical fiber 15 of every root unit cable is the 2-12 bar.Certainly, can be according to needs of production, the quantity of the optical fiber of every root unit cable is not limited to the 2-12 bar, also can be other quantity.
The utility model can satisfy the requirement of outdoor laid: 1, waterproof, protection against the tide, 2, tension, wear-resistant, lateral pressure resistant, 3, anti-ultraviolet ageing; Can satisfy indoor requirement of laying: 1, fire-retardant, 2, soft, external diameter is little.
Embodiment two
Referring to Fig. 2, the difference of the present embodiment and embodiment one is, 2-12 bar G.657A2 optical fiber 15 is fixed together and forms 1 fibre ribbon 17, and every root unit cable wrap is drawn together 1-8 bar fibre ribbon 17; Also comprise steel band 18, steel band 18 is arranged between waterstop 12 and the oversheath 10.The design of fibre ribbon 17 can increase transmission capacity, satisfies different users's demand, and applicability is wider.The further feature of the present embodiment is identical with embodiment one, no longer gives unnecessary details at this.
The utlity model has following characteristics:
(1) adopts Polyurethane Thermoplastic Elastomer sleeve pipe 14 to reach G.657A2 optical fiber 15, have small-bend radius, can make cable configuration compacter, can satisfy indoor requirement of laying.
(2) adopt Polyurethane Thermoplastic Elastomer sleeve pipe 14 and central metal reinforcement 13, good tensile property is arranged, can satisfy the requirement of outdoor laid tension.
(3) adopt the low smoke and zero halogen oversheath, can satisfy the indoor fire-retardant requirement of laying.
(4) factice for filling in Polyurethane Thermoplastic Elastomer sleeve pipe 14, waterstop 12, aluminium strip 11 be the vertical unit cable that wraps successively, has good water-blocking moistureproof performance, can satisfy the requirement of outdoor laid waterproof, protection against the tide.
(5) when indoor and outdoor is laid, reduced a large amount of fibre-optical splices, reduced the fiber cable laying cost, improved the reliability of whole network.
(6) be applicable to Access Network optical cable occasion, especially enter indoor optical cable occasion from outdoor.
This optical cable technical process is: the optical fiber warehouse-in; Optical fiber detects, and carries out optical fiber coloring (or also being with after painted); Detection after painted is overlapped and is moulded; Stranding is carried out in detection after cover is moulded; Detection behind the stranding increases oversheath 10, and the detection behind the increase oversheath 10 makes finished product, dispatches from the factory.
In research and development process of the present utility model, the applicant is for the various market demand, and the personnel of organizational technology develop multiple different structure, seek a kind of brand-new technology mode and make optical cable be applicable to the outdoor inside cable occasion that enters.Consider emphatically in the design process of the present utility model and can lay at outdoor environment again indoor, need satisfy simultaneously indoor and outdoor environment and lay requirement to optical cable; Next guarantees optical property, the mechanical property of optical fiber; And take into full account and be convenient to processes.
The utility model properties all meets the requirements, and has to lay in two kinds of environment occasions of indoor and outdoor, can reduce the fiber cable laying cost, can also improve the characteristics such as reliability of whole network, and the market outlook of product are boundless.
Above content only is preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (10)
1. the dual-purpose optical cable of indoor and outdoor comprises unit cable, waterstop and oversheath, waterstop coating unit cable, oversheath coats waterstop, it is characterized in that, the unit cable wrap is drawn together Polyurethane Thermoplastic Elastomer sleeve pipe and optical fiber G.657A2, and the Polyurethane Thermoplastic Elastomer sleeve pipe coats G.657A2 optical fiber.
2. the dual-purpose optical cable of indoor and outdoor according to claim 1 is characterized in that, the lumen loading of described Polyurethane Thermoplastic Elastomer sleeve pipe has fine cream.
3. the dual-purpose optical cable of indoor and outdoor according to claim 1 is characterized in that, comprises that also aluminium strip, aluminium strip are arranged between described waterstop and the oversheath.
4. the dual-purpose optical cable of indoor and outdoor according to claim 1 is characterized in that, comprises that also steel band, steel band are arranged between described waterstop and the oversheath.
5. the dual-purpose optical cable of indoor and outdoor according to claim 1 is characterized in that, described oversheath is the low smoke and zero halogen oversheath.
6. the dual-purpose optical cable of indoor and outdoor according to claim 1 is characterized in that, comprises that also metal reinforcement, metal reinforcement are positioned at the inner chamber of described waterstop.
7. the dual-purpose optical cable of indoor and outdoor according to claim 6 is characterized in that, comprises that also gasket for packing, gasket for packing are positioned at the inner chamber of described waterstop.
8. the dual-purpose optical cable of indoor and outdoor according to claim 7 is characterized in that, the quantity of described unit cable is the 2-15 root, and the quantity of described gasket for packing is the 1-4 root, unit cable and gasket for packing evenly be arranged on described metal reinforcement around.
9. the dual-purpose optical cable of indoor and outdoor according to claim 1 is characterized in that, the quantity of the G.657A2 optical fiber of every described unit cable is the 2-12 bar.
10. the dual-purpose optical cable of indoor and outdoor according to claim 1 is characterized in that, the described G.657A2 optical fiber of 2-12 bar is fixed together and forms 1 fibre ribbon, and every described unit cable wrap is drawn together 1-8 bar fibre ribbon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220420946 CN202771071U (en) | 2012-08-23 | 2012-08-23 | Indoor and outdoor dual-purpose optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220420946 CN202771071U (en) | 2012-08-23 | 2012-08-23 | Indoor and outdoor dual-purpose optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202771071U true CN202771071U (en) | 2013-03-06 |
Family
ID=47777634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220420946 Expired - Fee Related CN202771071U (en) | 2012-08-23 | 2012-08-23 | Indoor and outdoor dual-purpose optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202771071U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104681158A (en) * | 2015-03-10 | 2015-06-03 | 江苏中辰电缆有限公司 | Slurry-resistant oil-resistant power cable for oil platform |
| CN106873106A (en) * | 2017-02-04 | 2017-06-20 | 烽火通信科技股份有限公司 | It is a kind of can hand tear optical cable unit of stripping and preparation method thereof |
| CN108594387A (en) * | 2018-07-26 | 2018-09-28 | 江苏亨通光电股份有限公司 | A kind of fire-retardant cable |
-
2012
- 2012-08-23 CN CN 201220420946 patent/CN202771071U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104681158A (en) * | 2015-03-10 | 2015-06-03 | 江苏中辰电缆有限公司 | Slurry-resistant oil-resistant power cable for oil platform |
| CN106873106A (en) * | 2017-02-04 | 2017-06-20 | 烽火通信科技股份有限公司 | It is a kind of can hand tear optical cable unit of stripping and preparation method thereof |
| CN108594387A (en) * | 2018-07-26 | 2018-09-28 | 江苏亨通光电股份有限公司 | A kind of fire-retardant cable |
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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: 20130306 Termination date: 20210823 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |