CN103472548A - High-reliability communication optical cable - Google Patents
High-reliability communication optical cable Download PDFInfo
- Publication number
- CN103472548A CN103472548A CN2013103850624A CN201310385062A CN103472548A CN 103472548 A CN103472548 A CN 103472548A CN 2013103850624 A CN2013103850624 A CN 2013103850624A CN 201310385062 A CN201310385062 A CN 201310385062A CN 103472548 A CN103472548 A CN 103472548A
- Authority
- CN
- China
- Prior art keywords
- optical cable
- strengthening core
- high reliability
- sheath
- center
- 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.)
- Granted
Links
Images
Landscapes
- Communication Cables (AREA)
Abstract
The invention discloses a high-reliability communication optical cable. The optical cable comprises an inner sheath and a plurality of optical fiber units arranged in the inner sheath, wherein each optical fiber unit comprises a loose tube and a plurality of optical fibers arranged in the loose tube, and further comprises an armor layer, a shield layer and an outer sheath orderly arranged outside the inner sheath from inside to outside. According to the optical cable disclosed by the invention, a steel-tape armoring and braided shield structure is adopted, an aviation steel wire rope central reinforcement in a twisting structure and a water-blocking rope manufactured by wrapping aramid fiber yarns by a water-blocking tape are adopted for a reinforcing structure, and each jacket is made of a wearable elastomer material, so that the flexibility, water-tightness and compression resistance and tension resistance of the high-reliability communication optical cable are improved, and the environment temperature of use and laying is wide in range.
Description
Technical field
The present invention relates to the communication facilities technical field, specifically, relate to a kind of high reliability communications optical cable.
Background technology
Along with the development of optical communication, 3G and the fast development of 4G network, the usable range of communications optical cable and environment are also different.The communications optical cable environment for use is generally built on stilts or waits various ways under water, in process of deployment, usually to stretch, be wound around, crooked or extruding, in addition, in the Chinese people less area of living, the area that temperature is lower or higher, conventional optical cable is used, safeguards and lay all comparatively difficulty under long-term rugged surroundings, and maintenance cost is very expensive, therefore just require communications optical cable to there is good cold-resistant heat-resisting quantity, flexibility, water proofing property, also should possess preferably tensile strength and compressive strength simultaneously, and can effectively prevent the damage of thunder and lightning.
The structure of existing communication optical cable has lost flexibility when making optical cable have better anti-pressure ability, it makes optical cable be difficult for stretching, winding, crooked or extruding, lays difficult.
Summary of the invention
Technical matters to be solved by this invention is that the flexibility of structure of existing communication optical cable is poor, makes that optical cable is difficult for stretching, is wound around, crooked or extruding, lays difficulty.
Technical scheme of the present invention is as follows:
A kind of high reliability communications optical cable, comprise sheath and be arranged on a plurality of fiber units in described sheath, described fiber unit comprises loose sleeve pipe and is arranged on the multifiber in described loose sleeve pipe, also comprises and is successively set on from inside to outside described sheath outer armor, screen layer and outer jacket.
Further: described high reliability communications optical cable also comprises fine cream, and described fine cream is filled between the described optical fiber in described loose sleeve pipe.
Further: described high reliability communications optical cable also comprises strengthening core unit, center, strengthening core unit, described center comprises the central axis Shang center strengthening core that is positioned at described sheath and, for coating the strengthening core sheath of described center strengthening core, described center strengthening core consists of many stranded wire rope.
Further: a plurality of described fiber units are centered around periphery, strengthening core unit, described center.
Further: described high reliability communications optical cable also comprises water blocking layer and the aluminium foil layer set gradually from inside to outside, and described water blocking layer and described aluminium foil layer are arranged on the inside surface of described sheath.
Further: described high reliability communications optical cable also comprises filling material, between the described fiber unit and strengthening core unit, described center of described filling material in described water blocking layer; Described filling material consists of waterproofing rope and water blocking yarn, the described waterproofing rope aramid fiber yarn wrapped by waterstop forms, the material of described waterstop is semi-conductive buffer water-blocking band, described fiber unit and strengthening core unit, described center twist together with described waterproofing rope respectively, and described fiber unit and strengthening core unit, described center twist together with described water blocking yarn respectively.
Further: described high reliability communications optical cable also comprises the earth lead be arranged in parallel with strengthening core unit, described center, and described earth lead is arranged between described water blocking layer and described aluminium foil layer.
Further: the material of described strengthening core sheath, described sheath and described outer jacket is thermoplastic polyester elastomer, the material of described water blocking layer is semi-conductive buffer water-blocking band, the material of described aluminium foil layer is the single face aluminium foil, and the material of described earth lead is bare copper wire or tinned copper wire.
Further: described armor forms by the steel band gap is wrapped.
Further: the galvanized wire braiding that described screen layer is 0.08mm～0.300mm by diameter forms.
Technique effect of the present invention is as follows:
1, the present invention adopts steel-tape armouring and braid shielded structure, improved the shielding properties of high reliability communications optical cable, can be used for high and low frequency communication, strengthen structure simultaneously and adopt the aircraft cable central reinforce member of lay configuration and the waterproofing rope of the wrapped aramid fiber yarn of waterstop, each restrictive coating all adopts wear-resisting elastomeric material, improved flexibility and the anti-pressure ability of high reliability communications optical cable, the ambient temperature range that uses and lay is wide.
2, the present invention adopts semi-conductive buffer water-blocking band, aluminium foil waterproofing rope and water blocking yarn wrapped, the wrapped aramid fiber yarn of waterstop to fill, and has reduced the gap between original structure aluminium strip and cable core, has improved shielding, the block-water performance of communications optical cable.
3, the waterproofing rope of the present invention aramid fiber yarn wrapped by waterstop forms, fiber unit and strengthening core unit, center twist together with waterproofing rope respectively, fiber unit and strengthening core unit, center also twist together with water blocking yarn respectively, make transversely (on the direction vertical with the optical cable bearing of trend) in fiber unit and strengthening core unit, center be filled with a plurality of waterproofing rope and water blocking yarn, this structural design, make optical cable of the present invention not only there is good longitudinal water-blocking performance, also there is good horizontal block-water performance, the while structurally flexible, tensile strength is high.
4, the waterproofing rope that the present invention includes metal center strengthening core and the wrapped aramid fiber yarn of waterstop is filled, the effect that can play protection and support.
5, structure of the present invention has increased earth lead, has guaranteed the safety of circuit.
The accompanying drawing explanation
The cross section structure schematic diagram of the preferred embodiment that Fig. 1 is communications optical cable of the present invention;
The schematic diagram of the waterproofing rope structure that Fig. 2 is communications optical cable of the present invention.
Embodiment
As shown in Figure 1, be the cross section structure schematic diagram of a preferred embodiment of communications optical cable of the present invention.This communications optical cable comprises sheath 10, is arranged on the interior a plurality of fiber units of sheath 10, is successively set on from inside to outside sheath 10 outer armor 11, screen layer 12 and outer jacket 13.Fiber unit comprises loose sleeve pipe 3 and is arranged on the multifiber 1 in loose sleeve pipe 3.Preferably, be filled with fine cream between the optical fiber 1 in loose sleeve pipe 3.The material of sheath 10 and outer jacket 13 is thermoplastic polyester elastomer (Thermoplastic polyester elastomer, TPEE).TPEE has advantages of cold-resistant, high temperature resistant and flexible wear.Outer jacket 13 is coated on screen layer 12 outside surfaces by extrusion process.Armor 11 forms by the steel band gap is wrapped.Screen layer 12 is that 0.08mm～0.300mm galvanized wire braiding forms by diameter.The axial tensile strength of this screen layer 12 is high, and interference free performance, flexibility are good.
The present invention adopts steel-tape armouring and braid shielded structure simultaneously, improved the shielding properties of high reliability communications optical cable, can be used for high and low frequency communication, each sheath all adopts wear-resisting elastomeric material, improved flexibility and the anti-pressure ability of communications optical cable, the ambient temperature range that uses and lay is wide.
Preferably, this communications optical cable also comprises strengthening core unit, center.Strengthening core unit, center comprises the central axis Shang center strengthening core 7 that is positioned at sheath 10 and for coating the strengthening core sheath 8 of center strengthening core 7.Center strengthening core 7 consists of many stranded wire rope.Preferred this center strengthening core 7 is by seven stranded forming of aircraft cable.Fiber unit is centered around periphery, strengthening core unit, center.The material of strengthening core sheath 8 is TPEE.
The effect that this strengthening core unit, center can play protection and support.Due to the wire rope that adopts lay configuration, in the situation that identical rigidity is provided, its flexibility than the steel cable that adopts same sectional area is higher, thereby improves the flexibility of this communications optical cable, is conducive to lay.
Preferably, this communications optical cable also comprises water blocking layer 5 and the aluminium foil layer 9 set gradually from inside to outside.Water blocking layer 5 and aluminium foil layer 9 are arranged on the inside surface of sheath 10.Preferably, the material of water blocking layer 5 is semi-conductive buffer water-blocking band.The material of aluminium foil layer 9 is the single face aluminium foil.Water blocking layer 5 and aluminium foil layer 9 all adopt wrapped mode to coat.Be filled with filling material 4 between fiber unit in water blocking layer 5 and strengthening core unit, center.Preferably, filling material 4 consists of waterproofing rope and water blocking yarn.As shown in Figure 2, be the schematic diagram of the waterproofing rope structure of communications optical cable of the present invention.The waterproofing rope aramid fiber yarn 41 wrapped by waterstop 42 forms.The material of waterstop 42 is semi-conductive buffer water-blocking band.Fiber unit and strengthening core unit, center twist together with waterproofing rope respectively, and fiber unit and strengthening core unit, center also twist together with water blocking yarn respectively.Earth lead 6 and strengthening core unit, center are set in parallel between water blocking layer 5 and aluminium foil layer 9.Preferably, the material of earth lead 6 is bare copper wire or tin plated wire.This earth lead 6, improved the security performance of circuit.
Waterproofing rope and the water blocking yarn of this semi-conductive buffer water-blocking band, the wrapped aramid fiber yarn 41 of waterstop 42, expand rapidly after water suction, and block-water performance is good, has reduced the gap between aluminium foil layer 9 and cable core simultaneously, has improved the block-water performance of communications optical cable.The effect that the waterproofing rope of the wrapped aramid fiber yarn 42 of waterstop 42 can also play protection and support, tension, the resistance to compression effect of raising optical cable.In addition, the waterproofing rope aramid fiber yarn 41 wrapped by waterstop 42 forms, fiber unit and strengthening core unit, center twist together with waterproofing rope respectively, fiber unit and strengthening core unit, center also twist together with water blocking yarn respectively, make transversely (on the direction vertical with the optical cable bearing of trend) in fiber unit and strengthening core unit, center be filled with a plurality of waterproofing rope and water blocking yarn, this structural design, make optical cable of the present invention not only there is good longitudinal water-blocking performance, also there is good horizontal block-water performance.
Claims (10)
1. a high reliability communications optical cable, comprise sheath and be arranged on a plurality of fiber units in described sheath, described fiber unit comprises loose sleeve pipe and is arranged on the multifiber in described loose sleeve pipe, it is characterized in that: also comprise and be successively set on from inside to outside described sheath outer armor, screen layer and outer jacket.
2. a kind of high reliability communications optical cable as claimed in claim 1 is characterized in that: also comprise fine cream, described fine cream is filled between the described optical fiber in described loose sleeve pipe.
3. a kind of high reliability communications optical cable as claimed in claim 1, it is characterized in that: also comprise strengthening core unit, center, strengthening core unit, described center comprises the central axis Shang center strengthening core that is positioned at described sheath and, for coating the strengthening core sheath of described center strengthening core, described center strengthening core consists of many stranded wire rope.
4. a kind of high reliability communications optical cable as claimed in claim 3, it is characterized in that: a plurality of described fiber units are centered around periphery, strengthening core unit, described center.
5. a kind of high reliability communications optical cable as claimed in claim 3, it is characterized in that: also comprise the water blocking layer and the aluminium foil layer that set gradually from inside to outside, described water blocking layer and described aluminium foil layer are arranged on the inside surface of described sheath.
6. a kind of high reliability communications optical cable as claimed in claim 5, is characterized in that: also comprise filling material, between the described fiber unit and strengthening core unit, described center of described filling material in described water blocking layer; Described filling material consists of waterproofing rope and water blocking yarn, the described waterproofing rope aramid fiber yarn wrapped by waterstop forms, the material of described waterstop is semi-conductive buffer water-blocking band, described fiber unit and strengthening core unit, described center twist together with described waterproofing rope respectively, and described fiber unit and strengthening core unit, described center twist together with described water blocking yarn respectively.
7. a kind of high reliability communications optical cable as claimed in claim 5, it is characterized in that: also comprise the earth lead be arranged in parallel with strengthening core unit, described center, described earth lead is arranged between described water blocking layer and described aluminium foil layer.
8. a kind of high reliability communications optical cable as claimed in claim 7, it is characterized in that: the material of described strengthening core sheath, described sheath and described outer jacket is thermoplastic polyester elastomer, the material of described water blocking layer is semi-conductive buffer water-blocking band, the material of described aluminium foil layer is the single face aluminium foil, and the material of described earth lead is bare copper wire or tinned copper wire.
9. a kind of high reliability communications optical cable as claimed in claim 1, it is characterized in that: described armor forms by the steel band gap is wrapped.
10. a kind of high reliability communications optical cable as claimed in claim 1 is characterized in that: the galvanized wire braiding that described screen layer is 0.08mm～0.300mm by diameter forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310385062.4A CN103472548B (en) | 2013-08-29 | 2013-08-29 | A kind of High-reliability communication optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310385062.4A CN103472548B (en) | 2013-08-29 | 2013-08-29 | A kind of High-reliability communication optical cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103472548A true CN103472548A (en) | 2013-12-25 |
| CN103472548B CN103472548B (en) | 2017-06-20 |
Family
ID=49797462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310385062.4A Active CN103472548B (en) | 2013-08-29 | 2013-08-29 | A kind of High-reliability communication optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103472548B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104965285A (en) * | 2015-07-23 | 2015-10-07 | 苏州国华特种线材有限公司 | Waterproof optical cable |
| CN104965277A (en) * | 2015-07-16 | 2015-10-07 | 常州市武进翔宇电子元器件有限公司 | Home-entrance connected optical cable with high tensile strength |
| CN109360678A (en) * | 2018-10-12 | 2019-02-19 | 李准 | A kind of multi-functional low temperature resistant middle pressure flexible cable used for wind power generation |
| CN113504618A (en) * | 2021-05-31 | 2021-10-15 | 江苏通鼎光电科技有限公司 | High-stability communication optical cable |
| CN113504617A (en) * | 2021-05-31 | 2021-10-15 | 江苏通鼎光电科技有限公司 | Water-blocking optical cable with high pressure resistance and high impact resistance |
| CN113866913A (en) * | 2021-08-30 | 2021-12-31 | 通鼎互联信息股份有限公司 | High-temperature-resistant water-blocking optical cable |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5390273A (en) * | 1992-04-02 | 1995-02-14 | Pirelli Cable Corporation | Flame resistant optical fiber cable with optical fibers loosely enclosed in tubes |
| CN201025490Y (en) * | 2006-10-09 | 2008-02-20 | 刘玉堂 | Armoured bundle soft optical cable |
| CN201242604Y (en) * | 2008-08-15 | 2009-05-20 | 崔七宝 | Layer stranded non-metal optical cable |
| CN202159168U (en) * | 2011-07-25 | 2012-03-07 | 长飞光纤光缆有限公司 | Netted armored optical cable |
| CN203117481U (en) * | 2013-01-15 | 2013-08-07 | 安徽瑞之星电缆集团有限公司 | Anti-extrusion optical cable links to home |
| CN203422510U (en) * | 2013-08-29 | 2014-02-05 | 北京亨通斯博通讯科技有限公司 | High reliability communication optical cable |
-
2013
- 2013-08-29 CN CN201310385062.4A patent/CN103472548B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5390273A (en) * | 1992-04-02 | 1995-02-14 | Pirelli Cable Corporation | Flame resistant optical fiber cable with optical fibers loosely enclosed in tubes |
| CN201025490Y (en) * | 2006-10-09 | 2008-02-20 | 刘玉堂 | Armoured bundle soft optical cable |
| CN201242604Y (en) * | 2008-08-15 | 2009-05-20 | 崔七宝 | Layer stranded non-metal optical cable |
| CN202159168U (en) * | 2011-07-25 | 2012-03-07 | 长飞光纤光缆有限公司 | Netted armored optical cable |
| CN203117481U (en) * | 2013-01-15 | 2013-08-07 | 安徽瑞之星电缆集团有限公司 | Anti-extrusion optical cable links to home |
| CN203422510U (en) * | 2013-08-29 | 2014-02-05 | 北京亨通斯博通讯科技有限公司 | High reliability communication optical cable |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104965277A (en) * | 2015-07-16 | 2015-10-07 | 常州市武进翔宇电子元器件有限公司 | Home-entrance connected optical cable with high tensile strength |
| CN104965285A (en) * | 2015-07-23 | 2015-10-07 | 苏州国华特种线材有限公司 | Waterproof optical cable |
| CN109360678A (en) * | 2018-10-12 | 2019-02-19 | 李准 | A kind of multi-functional low temperature resistant middle pressure flexible cable used for wind power generation |
| CN113504618A (en) * | 2021-05-31 | 2021-10-15 | 江苏通鼎光电科技有限公司 | High-stability communication optical cable |
| CN113504617A (en) * | 2021-05-31 | 2021-10-15 | 江苏通鼎光电科技有限公司 | Water-blocking optical cable with high pressure resistance and high impact resistance |
| CN113504617B (en) * | 2021-05-31 | 2023-08-22 | 江苏通鼎光电科技有限公司 | Water-blocking optical cable with high compression resistance and high impact resistance |
| CN113504618B (en) * | 2021-05-31 | 2023-08-22 | 江苏通鼎光电科技有限公司 | High-stability communication optical cable |
| CN113866913A (en) * | 2021-08-30 | 2021-12-31 | 通鼎互联信息股份有限公司 | High-temperature-resistant water-blocking optical cable |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103472548B (en) | 2017-06-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203422510U (en) | High reliability communication optical cable | |
| CN102800390B (en) | Load-bearing compression-resisting cable for moving occasions and manufacturing method thereof | |
| CN103472548A (en) | High-reliability communication optical cable | |
| CN102097164B (en) | Walking control cable and preparation method thereof | |
| CN204215766U (en) | A kind of tension flame-proof elastomer computer cable | |
| CN105590679B (en) | Include the photoelectric mixed cable of coaxial electric unit | |
| CN206451526U (en) | Tension high flexibility drag chain cable | |
| CN203910320U (en) | Cold-resistant, twist-resistant and flame-retardant wind energy power cable | |
| CN104036852B (en) | Mechanical arm endurance high speed data cable | |
| CN104036869A (en) | Stretch- and fatigue-resistant shielding soft data cable | |
| CN112885517A (en) | Power, control and communication integrated photoelectric composite coal mining machine cable | |
| CN104036870A (en) | Bending-resistant soft data transmission cable | |
| CN202422852U (en) | Military communication cable | |
| CN104036874B (en) | Shielded flexible cable for robot | |
| CN206991797U (en) | A kind of control cable with irregular octagon skeleton | |
| CN202976989U (en) | Shielded composite communication cable | |
| CN103247378A (en) | Tensile computer cable | |
| CN203882718U (en) | Stretch-resistant and fatigue-resistant shielded soft data cable | |
| CN202196596U (en) | Traveling control cable | |
| CN201503718U (en) | Bending-resistant high-voltage composite cable | |
| CN203882723U (en) | Shielded type data wirecable suitable for being bent repeatedly | |
| CN107516554A (en) | A kind of high intensity cable for digital communication | |
| CN203397736U (en) | Flat watertight cable used for underwater frequent movement | |
| CN207250186U (en) | A kind of marine exploration system special cable | |
| CN207602253U (en) | A kind of Multifunction hgih-building high-speed elevator cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |