CN201413422Y - Indoor pre-connected cable - Google Patents
Indoor pre-connected cable Download PDFInfo
- Publication number
- CN201413422Y CN201413422Y CN2009201327602U CN200920132760U CN201413422Y CN 201413422 Y CN201413422 Y CN 201413422Y CN 2009201327602 U CN2009201327602 U CN 2009201327602U CN 200920132760 U CN200920132760 U CN 200920132760U CN 201413422 Y CN201413422 Y CN 201413422Y
- Authority
- CN
- China
- Prior art keywords
- sheath
- indoor
- cable
- outdoor
- registering
- 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 - Lifetime
Links
Images
Landscapes
- Light Guides In General And Applications Therefor (AREA)
Abstract
The utility model discloses an indoor pre-connected cable, comprising sheaths, optical fiber and packing members, wherein the sheaths comprise a PE outdoor sheath and an indoor sheath made from low-smoke halogen-free flame-retardant material. The PE outdoor sheath covers the indoor sheath, a tearing cord is arranged outside the indoor sheath, at least a single-core cable is arranged inside the indoor sheath, and optical fiber bundled in the sheath for the single-core cable conforms to G. 657A/B standard. The packing members are packing cords made from low-smoke halogen-free flame-retardant material, and the packing cords are hinged with elementary cables. The indoor pre-connected cable has the advantages that, first, the employment of aluminum strip armored polythene PE sheathing structures normally used by outdoor pipe cables can prevent moisture and ultraviolet ageing for outdoor pipe arrangement, second, the indoor pre-connected cable also can satisfy indoor cable arrangement afterthe outdoor sheath is taken off.
Description
Technical field
The utility model relates to a kind of optical cable, the pre-connection optical cable of registering one's residence that particularly a kind ofly can carry out indoor and outdoor wiring simultaneously, not need to carry out joint and welding in inlet chamber the time.
Background technology
Under the background of " light advances copper and moves back " and energy-saving and emission-reduction, in the construction of 3G network and Metropolitan Area Network (MAN), will all adopt optical cable to substitute copper cabling and enter building.In the FTTB and the wiring of registering one's residence, all adopted outdoor optical cable to be incorporated on the buildings limit originally, outside the building room, carry out the welding of an optical fiber after, light signal is incorporated into indoor by special inside cable; Perhaps directly outdoor optical cable is directly introduced machine room, this dual mode of commercial building.
This dual mode has following point:
By increase joint with outdoor optical cable dock 1 with inside cable, need specific purpose tool and instrument to fused fiber splice, the engineering time is long, has increased difficulty of construction and expense; 2, potential trouble spot, joint can bring reliability to reduce, and increases maintenance difficulties; 3, indoor, outdoor two kind optical cables have increased buying and stock difficulty.
Directly outdoor optical cable is incorporated into not only constructional difficulties of indoor mode, and main be to have potential safety hazard: 1, many uses tygon (PE) sheath in the outdoor optical cable, and tygon (PE) sheath is inflammable and release toxic gas, the hidden danger of harm personal safety in fire.2, because mostly outdoor optical cable is ointment filled type optical cable, use tygon (PE) sheath material, had ointment in the optical cable of vertical wirings because the ointment that action of gravity causes sinks to causing the hidden danger of optical fiber increase external carbuncle in the optical cable to the bottom; 3, be not suitable under the space requirement rigorous environment, laying (in the optical cable bending radius of optical fiber want 〉=37mm).
Summary of the invention
The purpose of this utility model provides a kind of pre-connection optical cable of registering one's residence that not only had been adapted at house wiring but also had been adapted at outside run, overcomes the deficiency in the construction of 3G network and Metropolitan Area Network (MAN).
The scheme of technical solution problem of the present utility model is: a kind of pre-connection optical cable of registering one's residence, comprise sheath, optical fiber and filling material, described sheath parcel optical fiber, around described sheath inner fiber, be full of described filling material, described sheath comprises and is applicable to the outdoor sheath of outdoor PE and is applicable to the indoor indoor sheath of being made by halogen-free low-smoke flame retardant material, the outdoor sheath of described PE wraps up described indoor sheath, outside described indoor sheath, be provided with and tear rope, in described indoor sheath, be provided with at least one single core cable, described optical fiber is to meet the G.657A/B optical fiber of standard, be wrapped in single core cable sheath of single core cable, described filling material is the gasket for packing of being made by the halogen-free low-smoke flame retardant material strand that is arranged in the indoor sheath, and described gasket for packing and described unit cable are stranded.
Further, in the outdoor sheath of described PE, also comprise plastic-coated aluminium strip armor and water blocking layer.
Advantage of the present utility model: at first, the utility model optical cable is owing to selected yard piping optical cable aluminium strip armouring polythene PE jacket structure commonly used for use, satisfied the protection against the tide of yard piping wiring, the requirement of anti-ultraviolet ageing, its two, remove the requirement of also satisfying the inside cable wiring behind the outdoor sheath.Utilize in the construction of optical cable 3G network of the present utility model and Metropolitan Area Network (MAN) and will overcome deficiency of the prior art fully.
Below with reference to drawings and Examples, the utility model is further described.
Description of drawings
Fig. 1 is the utility model embodiment 1 optical cable cross section structure figure.
Fig. 2 is the utility model embodiment 2 optical cable cross section structure figure.
Among the figure: 1, the outdoor sheath of PE, 2, plastic-coated aluminium strip armor 3, waterstop 4, indoor sheath 5, tear rope 6, gasket for packing 7, single core cable 71, optical fiber 72, single core cable sheath
Embodiment
Embodiment 1, the cross section of present embodiment as shown in Figure 1, a kind of pre-connection optical cable of registering one's residence, comprise sheath, plastic-coated aluminium strip 2, waterstop 3, optical fiber 71 and filling material, described sheath parcel optical fiber 71, be full of described filling material around described sheath inner fiber 71, described sheath comprises and is applicable to and in the outdoor sheath 1 of outdoor PE one deck water blocking layer 3 is set by the outdoor sheath 1 of outdoor PE.The outdoor sheath wall thickness of this PE 1.8mm is the optical fiber jacket of a kind of anti-ultraviolet ageing, dustproof, waterproof, protection against the tide, tension, wear-resistant and lateral pressure resistant, anti-thunder and lightning, has satisfied the protection against the tide of yard piping optical cable, the requirement of anti-ultraviolet ageing.Behind the built-in water blocking layer, more can in outdoor underground pipeline, use.Be applicable to the indoor indoor sheath of being made by halogen-free low-smoke flame retardant material 4 in the sheath in addition, in the present embodiment, the wall thickness of indoor sheath 4 is 1mm, this sheath softness, and what be fit to little space, small curvature radius indoorly lays requirement; Fire protection flame retarding, do not produce toxic gas when satisfying fire, the smog transparency reaches the requirement more than 50%; In addition, the design of the still tight cover dry construction of this indoor sheath 4 can vertically lay, and satisfies the requirement of house wiring.The described indoor sheath 4 of outdoor sheath 1 parcel of described PE is provided with at least one and tears rope 5 between outdoor sheath 1 of described PE and indoor sheath 4, it is the rope of tearing of 0.6mm that two diameters are arranged in the present embodiment.In described indoor sheath 4, be provided with at least one root unit cable 7, described optical fiber 71 is for meeting the G.657A/B optical fiber of standard, be wrapped in single core cable sheath 72 of single core cable 7, described filling material is the gasket for packing of being made by halogen-free low-smoke flame retardant material (LSZH) 6 that is arranged in the indoor sheath 4.In the present embodiment, two single core cables 6 are arranged, its fiber optic materials is the G.657A/B optical fiber of DRAKA-BendbrighTX series.The wall thickness that single core cable sheath 72 is made by LSZH is the sheath of 0.3mm, and built-in aramid yarn is as reinforcement.In the present embodiment, two single core cables 7 and two gasket for packings 7 are stranded.Comprise also that in the outdoor sheath 1 of described PE thickness is plastic-coated aluminium strip armor 2 and the waterstop 3 of 0.12mm to 0.2mm.
The cable outer diameter of present embodiment is 9mm, and short-term and long-term tensile force can reach 160N and 80N respectively, and short-term that can bear and long-term wall pressure are respectively 1000N/100mm and 300/100mm.The bending radius short-term of optical cable is 20D, is 10D for a long time, and minimum bending radius can reach 9mm after removing the outdoor sheath of PE.The weight of optical cable is 35-40Kg/Km.
When the optical cable in the present embodiment is indoor by outdoor introducing, utilize the built-in rope 5 of tearing simply to open stripping, remove oversheath 1 and aluminium strip layer 2 and waterstop, with the unit of sheath parcel as house wiring optical fiber cable, need not welding as traditional construction, reduce the use of connector box, reduced the cost of comprehensive wiring.
The optical cable of present embodiment at first satisfies the requirement of yard piping wiring: 1, anti-ultraviolet ageing; 2, waterproof, protection against the tide.We have selected yard piping optical cable aluminium strip armouring polythene PE jacket structure commonly used for use, have satisfied the protection against the tide of duct optical cable, the requirement of anti-ultraviolet ageing; Its two, also satisfy the requirement of inside cable wiring: 1, softness, what be fit to little space, small curvature radius indoorly lays requirement; 2, fire protection flame retarding, do not produce toxic gas when satisfying fire, the smog transparency reaches the requirement more than 50%; 3, tightly overlap the dry construction design, can vertically lay.Factor above comprehensive; we have selected halogen-free low-smoke flame retardant material (LSZH for use; meet environmental protection RoHS standard) make sheath; bending radius reaches the G.657A/B optical fiber hard-pressed bale of the DRAKA-BendbrighTX series of 15mm and 7.5mm, the protection of wrapped aramid yarn; add the LSZH sheath again and form the fiber unit cable; as cable core, substituted layer-twisted type cable core and PBT elastic sleeve tube type cable core that traditional ointment is filled with the gasket for packing unit, reached safety, soft, vertically reach the requirement that little space lays.They are three years old, satisfy the requirement that oversheath is easy to out stripping, design has been used in two sides of the optical cable core of registering one's residence and has been placed the structure that two nylon are torn a circular cable core of rope formation, tear under rope acts on simultaneously at two, the polythene PE sheath is very easily opened stripping, make oversheath not need just can carry out the stripping of opening of longer distance by specific purpose tool, make things convenient for optical cable place to go oversheath when registering one's residence, exempted in the direct inlet chamber of outdoor polythene PE sheath and the potential safety hazard that causes, and save the fused fiber splice step, reduce the use of connector box.
Consider to satisfy above-mentioned lay environmental requirement in, the external diameter of having controlled optical cable is 9mm, makes optical cable can satisfy that microtubule lays and the requirement of air-sweeping type construction.The utility model has the advantages that:
● house wiring optical fiber cable is placed on as cable core in the structure of yard piping optical cable, realizes that of indoor and outdoor wiring is fine to the family, and potential trouble spot is removed in the use of saving fusion process and connector box.
● cable outer sheath is conveniently opened stripping, has removed the use of can directly registering one's residence of the interior unit optical cable (house wiring optical fiber cable) behind the oversheath, shortens the engineering time, saves executive cost.
● use the G.657A/B optical fiber of anti-little curved DRAKA-BendbrighTX series, guaranteed the harsh requirement of house wiring, can realize the wiring of 90 degree bent angles the space, and the cabling requirement of 7.5mm radius.
● remove the house wiring optical fiber cable behind the oversheath and partly had good lateral pressure resistant and flexibility.
● in addition, remove indoor sheath after, because by the reinforcement of being made up of aramid yarn, it is different same indoor that it can be distributed in single core cable.
Claims (6)
1, a kind of pre-connection optical cable of registering one's residence, comprise sheath, optical fiber and filling material, described sheath parcel optical fiber, around described sheath inner fiber, be full of described filling material, it is characterized in that: described sheath comprises and is applicable to the outdoor sheath of outdoor PE (1), be applicable to the indoor indoor sheath of making by halogen-free low-smoke flame retardant material (4), the outdoor sheath of described PE (1) parcel described indoor sheath (4), be outside equipped with at described indoor sheath (4) and tear rope (5), in described indoor sheath (4), be provided with at least one single core cable (7), described optical fiber (71) is for meeting the G.657A/B optical fiber of standard, be wrapped in single core cable sheath (72) of single core cable (7), described filling material is for being arranged at the gasket for packing of being made by halogen-free low-smoke flame retardant material strand (6) indoor sheath (4) in, and described gasket for packing (6) and described unit cable (7) are stranded.
2, the pre-connection optical cable of registering one's residence according to claim 1 is characterized in that: also comprise plastic-coated aluminium strip armor (2) in the outdoor sheath of described PE (1).
3, the pre-connection optical cable of registering one's residence according to claim 2 is characterized in that: also be provided with water blocking layer (3) in described plastic-coated aluminium strip armor (2).
4, the pre-connection optical cable of registering one's residence according to claim 1 is characterized in that: the described rope (5) of tearing is two and is symmetricly set in described indoor sheath (4) outside respectively.
5, the pre-connection optical cable of registering one's residence according to claim 1, it is characterized in that: described single core cable (7) is two, and is stranded with described gasket for packing (6).
6, according to arbitrary described pre-connection optical cable of registering one's residence in the claim 1 to 5, it is characterized in that, be full of the aramid yarn reinforcement in described single core cable sheath (72) inner fiber (71) outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201327602U CN201413422Y (en) | 2009-06-11 | 2009-06-11 | Indoor pre-connected cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201327602U CN201413422Y (en) | 2009-06-11 | 2009-06-11 | Indoor pre-connected cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201413422Y true CN201413422Y (en) | 2010-02-24 |
Family
ID=41715305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201327602U Expired - Lifetime CN201413422Y (en) | 2009-06-11 | 2009-06-11 | Indoor pre-connected cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201413422Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101894614A (en) * | 2010-07-12 | 2010-11-24 | 广州（从化）亨龙机电制造实业有限公司 | Multi-core cable |
| CN101943782A (en) * | 2010-09-10 | 2011-01-12 | 深圳市特发信息光网科技股份有限公司 | Easily stripped optical cable |
| CN103383488A (en) * | 2013-08-09 | 2013-11-06 | 江苏通鼎光电股份有限公司 | Pipe type round introduction optical cable |
| CN103616749A (en) * | 2013-11-25 | 2014-03-05 | 浙江一舟电子科技股份有限公司 | Single-core optical cable for indoor and outdoor jumper wires and preparing method thereof |
| CN103713368A (en) * | 2013-12-13 | 2014-04-09 | 中国电子科技集团公司第二十三研究所 | Novel foldable light emergency cable and implementation method thereof |
| CN103842871A (en) * | 2011-08-04 | 2014-06-04 | 普雷斯曼电信电缆和系统英国有限公司 | low fire hazard optical fiber drop cable |
| CN103852840A (en) * | 2012-11-29 | 2014-06-11 | 陈下放 | Compression-resistant abrasion-resistant multicore optical fiber |
| CN103886972A (en) * | 2014-03-06 | 2014-06-25 | 安徽华成电缆有限公司 | Armoured shielding flexile cable for tunnel square |
| CN103903753A (en) * | 2014-03-05 | 2014-07-02 | 安徽神州缆业集团有限公司 | Armored insulating and shielding sheath cable used for petrochemical engineering |
-
2009
- 2009-06-11 CN CN2009201327602U patent/CN201413422Y/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101894614A (en) * | 2010-07-12 | 2010-11-24 | 广州（从化）亨龙机电制造实业有限公司 | Multi-core cable |
| CN101943782A (en) * | 2010-09-10 | 2011-01-12 | 深圳市特发信息光网科技股份有限公司 | Easily stripped optical cable |
| CN103842871A (en) * | 2011-08-04 | 2014-06-04 | 普雷斯曼电信电缆和系统英国有限公司 | low fire hazard optical fiber drop cable |
| CN103852840A (en) * | 2012-11-29 | 2014-06-11 | 陈下放 | Compression-resistant abrasion-resistant multicore optical fiber |
| CN103383488A (en) * | 2013-08-09 | 2013-11-06 | 江苏通鼎光电股份有限公司 | Pipe type round introduction optical cable |
| CN103616749A (en) * | 2013-11-25 | 2014-03-05 | 浙江一舟电子科技股份有限公司 | Single-core optical cable for indoor and outdoor jumper wires and preparing method thereof |
| CN103616749B (en) * | 2013-11-25 | 2016-08-17 | 浙江一舟电子科技股份有限公司 | A kind of indoor and outdoor wire jumper single fiber cable |
| CN103713368A (en) * | 2013-12-13 | 2014-04-09 | 中国电子科技集团公司第二十三研究所 | Novel foldable light emergency cable and implementation method thereof |
| CN103713368B (en) * | 2013-12-13 | 2016-08-31 | 中国电子科技集团公司第二十三研究所 | The light-duty relief cable of a kind of novel folding and its implementation |
| CN103903753A (en) * | 2014-03-05 | 2014-07-02 | 安徽神州缆业集团有限公司 | Armored insulating and shielding sheath cable used for petrochemical engineering |
| CN103886972A (en) * | 2014-03-06 | 2014-06-25 | 安徽华成电缆有限公司 | Armoured shielding flexile cable for tunnel square |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201413422Y (en) | Indoor pre-connected cable | |
| CN103065721B (en) | Photoelectricity composite cable with flexible metallic sheath | |
| CN103487906A (en) | Manufacturing method of small-sized multi-core full-dry-type introduced optical cable | |
| CN208283608U (en) | A kind of all dielectric dry type indoor and outdoor optical cable | |
| CN2802529Y (en) | Indoor outdoor integral twisted optical cable | |
| CN202305923U (en) | Central tube type flame-retardant and fire-resistant optical cable for mining | |
| CN210514732U (en) | High-protection road groove optical cable | |
| KR20040016479A (en) | Air blown fiber optic cable | |
| CN111190257A (en) | Indoor and outdoor dual-purpose optical cable | |
| CN201917688U (en) | Twin-core optical cable used indoors | |
| CN201498257U (en) | Longitudinally sealed and directly buried optic/electric composite cable | |
| CN203535272U (en) | Miniature multi-core full-dry leading-in optical cable | |
| CN201532482U (en) | All-dielectric optical cable suitable for cablings of districts and buildings | |
| CN217467290U (en) | Anti-cracking flame-retardant optical cable | |
| CN202771071U (en) | Indoor and outdoor dual-purpose optical cable | |
| CN104637627A (en) | Multifunctional optical-electric composite cable for access network | |
| CN206322506U (en) | One kind decompression tensile type optoelectronic composite cable | |
| CN201218862Y (en) | Indoor optical cable | |
| CN205508510U (en) | Mixed cable of coaxial electric haplotype photoelectricity of aluminum alloy conductor | |
| CN102445737A (en) | Tightly-covered optical fiber low-smoke zero-halogen wiring optical cable | |
| CN204668007U (en) | A kind of Mobyneb Access Network optoelectronic composite cable | |
| CN210489270U (en) | Armored double-sheath photoelectric composite cable | |
| CN204045251U (en) | Laying down on sea bottom optoelectronic composite cable | |
| CN210090752U (en) | Micro-bending resistant metal tube optical cable | |
| CN201654287U (en) | Pipeline covered optical cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100224 |
|
| CX01 | Expiry of patent term |