CN207663116U - Tension stealth optical cable - Google Patents
Tension stealth optical cable Download PDFInfo
- Publication number
- CN207663116U CN207663116U CN201721868535.6U CN201721868535U CN207663116U CN 207663116 U CN207663116 U CN 207663116U CN 201721868535 U CN201721868535 U CN 201721868535U CN 207663116 U CN207663116 U CN 207663116U
- Authority
- CN
- China
- Prior art keywords
- oversheath
- cable
- layer
- core
- strengthening
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of tension stealth optical cable, including oversheath, the oversheath is internally provided with cable core and strengthening core, the cable core and strengthening core are respectively arranged with two, and two cable cores and two strengthening cores are concentric setting, two strengthening cores are arranged between two cable cores and form central hollow gas-bearing formation with two cable cores, the central hollow gas-bearing formation is internally provided with cross rubber strip, the cable core includes Loose tube, fiber paste, the multigroup optical fiber group being embedded in fiber paste, the strengthening core includes casing, gasket for packing is injected in it, tensile members are uniformly embedded into gasket for packing, waterproof insulating layer is filled between the oversheath and cable core and strengthening core, a composite steel-plastic belt is provided between the waterproof insulating layer and oversheath.The utility model has signal transfer functions, tensile property excellent wear-resisting property, and symmetrical configuration is stablized, and has and block water, is fire-retardant, corrosion-resistant function, simultaneously, it is not easy to be mechanically damaged, be readily transported installation, maintenance.
Description
Technical field
The utility model is related to optical cable technology field more particularly to a kind of tension stealth optical cables.
Background technology
In optical-fibre communications field, the structure of the cable line used mostly at present is to include the plain conductor of mutually insulated, institute
It states plain conductor and is wrapped with sleeve, outermost layer is set as sheath.This optical cable in use, be possible under normal circumstances.
But in transport, in installation process, if constructor is not careful and responsible, the optical cable will because excessively stretch can caused by be broken and cause
Phenomena such as its transmission is disorderly, even short-circuit, can not only influence normal use, and be likely to cause huge disaster and personnel's wound
It dies.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide one kind and having signal transfer functions, tension
Performance wearable function admirable, symmetrical configuration are stablized, and have and block water, is fire-retardant, corrosion-resistant function, simultaneously, it is not easy to be damaged by machinery
Wound, is readily transported the tension stealth optical cable of installation, maintenance.
The technical solution of the utility model is as follows：A kind of tension stealth optical cable, including oversheath are set inside the oversheath
It is equipped with cable core and strengthening core, the cable core and strengthening core are respectively arranged with two, and two cable cores and two strengthening cores are same
Axle center is arranged, and two strengthening cores are arranged between two cable cores and form central hollow gas-bearing formation, the center with two cable cores
Air layer is internally provided with cross rubber strip, and the cable core includes Loose tube, fiber paste, the multigroup optical fiber being embedded in fiber paste
Group, the strengthening core include casing, interior to inject gasket for packing, and tensile members, the oversheath and cable core are uniformly embedded into gasket for packing
It is filled with waterproof insulating layer between strengthening core, a composite steel-plastic belt is provided between the waterproof insulating layer and oversheath.
Further, setting is fluted on the outside of the oversheath.
Further, the Loose tube includes non-woven fabrics, shielded layer and insulating layer, and shielding is provided on the inside of the non-woven fabrics
Layer, the shielded layer inside are provided with insulating layer.
Further, the oversheath includes wearing layer, anti-corrosion layer and flame-retardant layer, and the flame-retardant layer setting is multiple in steel modeling
Anti-corrosion layer is arranged in the outer surface of crossed belt, the flame-retardant layer outer surface, and wearing layer is arranged in the anti-corrosion layer outer surface.
Further, the oversheath is set as transparent sheath.
Compared with the existing technology, the beneficial effects of the utility model are：The utility model in oversheath by being arranged
Strengthening core can make it have pressure-resistant function, antitorque drawing function, form air layer in center, be arranged in air layer cross
On the one hand rubber strip can play heat-insulated effect, other direction can further enhance the antitorque drawing performance of optical cable, oversheath with
Waterproof insulating layer is filled between cable core and strengthening core, can effectively thunder-lightning and electromagnetic interference, in waterproof insulating layer and outer shield
Composite steel-plastic belt is set between set, increases whole pull resistance, is torn by the way that groove is arranged on oversheath, when easy to repair outer
Sheath, consequently facilitating repair, oversheath are made of wearing layer, anti-corrosion layer and flame-retardant layer, make it have good wear-resisting, resistance to
Corrosion and fire-retardant performance make it have the function of transparent stealth by setting oversheath to transparent sheath.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model Loose tube；
Fig. 3 is the structural schematic diagram of the utility model oversheath.
Specific implementation mode
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Please refer to Fig.1-3, a kind of tension stealth optical cable provided by the utility model, including oversheath 1, inside oversheath 1
It is provided with cable core 2 and strengthening core 3, cable core 2 and strengthening core 3 are respectively arranged with two, and two cable cores 2 and two strengthening cores 3
For concentric setting, optical cable can be made to have the function of that pressure resistance, antitorque drawing function, two strengthening cores 3 are arranged between two cable cores 2 simultaneously
Central hollow gas-bearing formation 4 is formed with two cable cores 2, central hollow gas-bearing formation 4 is internally provided with cross rubber strip 5, on the one hand can play
Heat-insulated effect, other direction can further enhance the antitorque drawing performance of optical cable.
The cable core 2 includes Loose tube 21, fiber paste 22, the multigroup optical fiber group 23 being embedded in fiber paste 22, the strengthening core 3
It is interior to inject gasket for packing 32 including casing 31, tensile members 33, oversheath 1 and cable core 2 and strengthening core are uniformly embedded into gasket for packing 32
Be filled with waterproof insulating layer 6 between 3, the waterproof insulating layer 6 can effectively thunder-lightning and electromagnetic interference, waterproof insulating layer 6 with it is outer
It is provided with a composite steel-plastic belt 7 between sheath 1, whole pull resistance can be increased.
In the present embodiment, 1 outside setting fluted 8 of the oversheath.The groove 8 tears oversheath when can be easy to repair,
Consequently facilitating repair.
In the present embodiment, the Loose tube 21 includes non-woven fabrics 211, shielded layer 212 and insulating layer 213, the non-woven fabrics
211 insides are provided with shielded layer 212, and 212 inside of the shielded layer is provided with insulating layer 213.
In the present embodiment, the oversheath 1 includes wearing layer 11, anti-corrosion layer 12 and flame-retardant layer 13, the flame-retardant layer 13
It is arranged in the outer surface of composite steel-plastic belt 7, anti-corrosion layer 12,12 appearance of the anti-corrosion layer is arranged in 13 outer surface of the flame-retardant layer
Wearing layer 11 is arranged in face.Make it have good wear-resisting, corrosion-resistant and fire-retardant performance.
In the present embodiment, the oversheath 1 is set as transparent sheath.Optical cable is set to have the function of transparent stealth.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all in this practicality
All any modification, equivalent and improvement etc., should be included in the guarantor of the utility model made by within novel spirit and principle
Within the scope of shield.
Claims (5)
1. a kind of tension stealth optical cable, including oversheath, the oversheath are internally provided with cable core and strengthening core, feature exists
In：The cable core and strengthening core are respectively arranged with two, and two cable cores and two strengthening cores are concentric setting, and described two
Root strengthening core is arranged between two cable cores and forms central hollow gas-bearing formation with two cable cores, and the central hollow gas-bearing formation is internally provided with
Cross rubber strip, the cable core include Loose tube, fiber paste, the multigroup optical fiber group being embedded in fiber paste, the strengthening core packet
Casing is included, it is interior to inject gasket for packing, tensile members are uniformly embedded into gasket for packing, are filled between the oversheath and cable core and strengthening core
There is waterproof insulating layer, a composite steel-plastic belt is provided between the waterproof insulating layer and oversheath.
2. tension stealth optical cable according to claim 1, it is characterised in that：Setting is fluted on the outside of the oversheath.
3. tension stealth optical cable according to claim 1, it is characterised in that：The Loose tube includes non-woven fabrics, shielded layer
And insulating layer, the non-woven fabrics inside are provided with shielded layer, insulating layer are provided on the inside of the shielded layer.
4. tension stealth optical cable according to claim 1, it is characterised in that：The oversheath includes wearing layer, corrosion-resistant
Layer and flame-retardant layer, the flame-retardant layer are arranged in the outer surface of composite steel-plastic belt, and anti-corrosion layer, institute is arranged in the flame-retardant layer outer surface
State anti-corrosion layer outer surface setting wearing layer.
5. tension stealth optical cable according to claim 4, it is characterised in that：The oversheath is set as transparent sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721868535.6U CN207663116U (en) | 2017-12-27 | 2017-12-27 | Tension stealth optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721868535.6U CN207663116U (en) | 2017-12-27 | 2017-12-27 | Tension stealth optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207663116U true CN207663116U (en) | 2018-07-27 |
Family
ID=62943727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721868535.6U Expired - Fee Related CN207663116U (en) | 2017-12-27 | 2017-12-27 | Tension stealth optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207663116U (en) |
-
2017
- 2017-12-27 CN CN201721868535.6U patent/CN207663116U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180727 Termination date: 20181227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |