CN108008512A - A kind of optical cable with moisture-proof function - Google Patents
A kind of optical cable with moisture-proof function Download PDFInfo
- Publication number
- CN108008512A CN108008512A CN201810067272.1A CN201810067272A CN108008512A CN 108008512 A CN108008512 A CN 108008512A CN 201810067272 A CN201810067272 A CN 201810067272A CN 108008512 A CN108008512 A CN 108008512A
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- China
- Prior art keywords
- filler
- layer
- optical fiber
- moisture
- cable
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- 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.)
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
- G02B6/4432—Protective covering with fibre reinforcements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/44384—Means specially adapted for strengthening or protecting the cables the means comprising water blocking or hydrophobic materials
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention discloses a kind of optical cable with moisture-proof function,Including center strengthening core,The top of the center strengthening core is provided with optical fiber,The outer layer of the optical fiber is filled with casing filler,And optical fiber is connected with casing filler by extrusion packing,The outer layer covers of described sleeve pipe filler have small sealing ring layer,And casing filler is connected with small sealing ring layer by extrusion packing,A hexagonal framework is devised to put outside wheel rim,In protective jacket,Cotton-wool filler is equipped with matrix type outer ring,Steam and wet air can be absorbed well,If moist area is more,If cotton-wool filler does not play effect,A sealing ring layer is additionally provided with inside aramid fiber circle,Can effectively it prevent inside moisture attacks,In the outside of optical fiber layer,Loose tube internal layer is equipped with one layer of small-sized sealing ring layer,In the work for the moisture seal that last layer is done for optical fiber layer,Triple protection can be such that the moisture resistance of optical cable is greatly lifted.
Description
Technical field
The invention belongs to optical cable technology field, and in particular to a kind of optical cable with moisture-proof function.
Background technology
Optical fiber abbreviation optical fiber, optical fiber actually is that only have several microns to arrive with special thin glass yarn, diameter
Between 100 microns, it is made of inner core and overcoat two parts, the refractive index of inner core is bigger than overcoat, in inner core and outer during light propagation
Repeatedly it is totally reflected on the interface of set, the other end is passed to along zig-zag path, and glass fiber is just as a pipe that can pass light
It is sub the same, it is loaded with sound, the laser of image and various digital signals is inputted from one end of optical fiber, it is possible to is passed to along optical fiber
The other end beyond a thousand li, realizes fiber optic communication.
Existing optical cable has the problem of moisture resistance is not fine, for this it is proposed that a kind of optical cable with moisture-proof function.
The content of the invention
It is proposed in the above background technology to solve it is an object of the invention to provide a kind of optical cable with moisture-proof function
Not the problem of moisture resistance is not fine.
To achieve the above object, the present invention provides following technical solution：A kind of optical cable with moisture-proof function, including center
Strengthening core, the top of the center strengthening core are provided with optical fiber, and the outer layer of the optical fiber is filled with casing filler, and optical fiber and
Casing filler is connected by extrusion packing, and the outer layer covers of described sleeve pipe filler have small sealing ring layer, and casing filler
Connected with small sealing ring layer by extrusion packing, the outer layer of the small sealing ring layer is enclosed with Loose tube by engaging, in described
The side of heart strengthening core is provided with gasket for packing, and the outer layer of the center strengthening core is filled with cable core filler, the cable core filling
The outer layer covers of thing have plastic-coated aluminium strip, and plastic-coated aluminium strip provides moulding fixation, described sleeve pipe filler, light for cable core filler
Fine, gasket for packing and cable core filler are contracted by plastic-coated aluminium strip circle closely to be connected in internal layer, the outer layer of the plastic-coated aluminium strip
There is an external seal ring layer by air extrusion sealed envelope, the outer layer covers of the external seal ring layer have an aramid fiber, and aramid fiber and outer close
Seal layer is connected by adhesive banding, and the outer layer covers of the aramid fiber have hexagonal framework, and aramid fiber and hexagonal framework lead to
Cross and be connected together, the outside of the hexagonal framework is filled with cotton-wool filler, and the outer layer covers of the cotton-wool filler have light
Cable sheath, the hexagonal framework and cable jacket are by being connected together.
Preferably, the corner of the inner surface of the cable jacket and hexagonal framework is in close contact, the cotton-wool filler
Share six to be arranged in the gap of hexagonal framework and cable jacket, connected by extrusion packing.
Preferably, the external seal ring layer is loop configuration, and the internal layer fitting plastic-coated aluminium strip of the external seal ring layer engages
Connection, aramid fiber and the external seal ring layer are press-connected for banding.
Preferably, the outer layer of the small sealing ring layer is connected by the crush seal of Loose tube cast, the optical fiber and casing
Filler is moulding by adhesive bonding, and the optical fiber, casing filler and Loose tube are by being connected together.
Preferably, the hexagonal framework is colluded with for hexagon, and the internal outer surface with aramid fiber is fitted and connected, and hexagon
Skeleton is sleeved on the outside of aramid fiber.
Compared with prior art, the beneficial effects of the invention are as follows：
（1）Devise a hexagonal framework putting outside wheel rim, in protective jacket, cotton-wool filler is equipped with matrix type outer ring, can
To absorb steam and wet air well, if moist area is more, if cotton-wool filler does not play effect, in aramid fiber
Circle is internal to be additionally provided with a sealing ring layer, can effectively prevent inside moisture attacks.
（2）In the outside of optical fiber layer, Loose tube internal layer is equipped with one layer of small-sized sealing ring layer, last layer is being done for optical fiber layer
Moisture seal work, triple protection can be such that the moisture resistance of optical cable is greatly lifted.
Brief description of the drawings
Fig. 1 is the surface structure schematic diagram of the present invention.
Fig. 2 is the hexagonal framework structure diagram of the present invention.
Fig. 3 is the exterior seal ring structure diagram of the present invention.
Fig. 4 is the small sealing ring structure diagram of the present invention.
In figure：1- cable jackets, 2- cotton-wools filler, 3- hexagonal frameworks, 4- aramid fibers, 5- external seals ring layer, 6- plastic-coateds
Aluminium strip, 7- cable cores filler, 8- Loose tubes, 9- small sealing rings layer, 10- casings filler, 11- optical fiber, 12- centers strengthening core,
13- gasket for packings.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
- Fig. 4 is please referred to Fig.1, the present invention provides a kind of technical solution：A kind of optical cable with moisture-proof function, including center
Strengthening core 12, the top of center strengthening core 12 are provided with optical fiber 11, and the outer layer of optical fiber 11 is filled with casing filler 10, and optical fiber
11 are connected with casing filler 10 by extrusion packing, and the outer layer covers of casing filler 10 have small sealing ring layer 9, and casing is filled out
Thing 10 is filled to connect by extrusion packing with small sealing ring layer 9, the outer layer of small sealing ring layer 9 is enclosed with Loose tube 8 by engaging, in
The side of heart strengthening core 12 is provided with gasket for packing 13, and the outer layer of center strengthening core 12 is filled with cable core filler 7, cable core filler
7 outer layer covers have plastic-coated aluminium strip 6, and plastic-coated aluminium strip 6 provides moulding fixation, casing filler 10, light for cable core filler 7
Fibre 11, gasket for packing 13 and cable core filler 7 are closely connected by the circle contracting of plastic-coated aluminium strip 6 in internal layer, outside plastic-coated aluminium strip 6
Layer has an external seal ring layer 5 by air extrusion sealed envelope, and the outer layer covers of external seal ring layer 5 have an aramid fiber 4, and aramid fiber 4 and outer
Sealing ring layer 5 is connected by adhesive banding, and the outer layer covers of aramid fiber 4 have hexagonal framework 3, and aramid fiber 4 and hexagonal framework 3
By being connected together, the outside of hexagonal framework 3 is filled with cotton-wool filler 2, and the outer layer covers of cotton-wool filler 2 have optical cable shield
Set 1, hexagonal framework 3 and cable jacket 1 are by being connected together.
In order to facilitate filling cotton-wool, in the present embodiment, it is preferred that the inner surface of cable jacket 1 and the side of hexagonal framework 3
Angle is in close contact, and cotton-wool filler 2 shares six and is arranged in the gap of hexagonal framework 3 and cable jacket 1, is filled out by extruding
Fill connection.
For the moisture preventive measure of first layer, in the present embodiment, it is preferred that external seal ring layer 5 is loop configuration, exterior seal ring
The internal layer fitting plastic-coated aluminium strip 6 of layer 5 is connected together, and aramid fiber 4 and external seal ring layer 5 are press-connected for banding.
For the moisture preventive measure of the second layer, in the present embodiment, it is preferred that the outer layer of small sealing ring layer 9 is enclosed by Loose tube 8
Shape crush seal connects, and optical fiber 11 and casing filler 10 are moulding by adhesive bonding, optical fiber 11, casing filler 10 and pine
Casing 8 is by being connected together.
Moulding for convenience and filling, in the present embodiment, it is preferred that hexagonal framework 3 is colluded with for hexagon, internal with virtue
The outer surface of synthetic fibre 4 is fitted and connected, and hexagonal framework 3 is sleeved on the outside of aramid fiber 4.
The operation principle and process for using of the present invention：The optical cable is will just as one can pass the pipe of light by optical fiber 11
Be loaded with sound, the laser of image and various digital signals is inputted from one end of optical fiber, it is possible to along optical fiber pass to a thousand li with
The outer other end, realizes fiber optic communication, and optical cable is made of optical fiber 11, center strengthening core 12 and cable jacket 1, the folding of optical fiber 11
Penetrate that rate is bigger than center strengthening core 12, when light propagation, is repeatedly totally reflected on the interface of optical fiber 11 and center strengthening core 12,
The other end is passed to along zig-zag path.
When installing optical cable, most fear be exactly moist inside Zhao for corroding optical cable of steam into destruction, in cable jacket 1
Portion is mounted with hexagonal framework 3, cotton-wool filler 2 is then filled between cable jacket 1 and hexagonal framework 3, for inhaling
Steam and wet air are received, then in one layer of external seal ring layer 5 of internal sleeve of aramid fiber 4, is mainly used to prevent in steam entrance
Portion corrodes, and one layer of small sealing ring layer 9 is then cased with the inside of the Loose tube 8 of cable loops, for making the moisture-proof work of last layer
With.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of changes, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of optical cable with moisture-proof function, including center strengthening core（12）, it is characterised in that：The center strengthening core（12）
Top be provided with optical fiber（11）, the optical fiber（11）Outer layer be filled with casing filler（10）, and optical fiber（11）And casing
Filler（10）Connected by extrusion packing, described sleeve pipe filler（10）Outer layer covers have small sealing ring layer（9）, and casing
Filler（10）With small sealing ring layer（9）Connected by extrusion packing, the small sealing ring layer（9）Outer layer pass through engage parcel
There is Loose tube（8）, the center strengthening core（12）Side be provided with gasket for packing（13）, the center strengthening core（12）Outer layer
Filled with cable core filler（7）, the cable core filler（7）Outer layer covers have plastic-coated aluminium strip（6）, and plastic-coated aluminium strip（6）For
Cable core filler（7）Provide moulding fixation, described sleeve pipe filler（10）, optical fiber（11）, gasket for packing（13）Filled with cable core
Thing（7）Pass through plastic-coated aluminium strip（6）Circle contracting is closely connected in internal layer, the plastic-coated aluminium strip（6）Outer layer squeezed by air
Means of press seals is enclosed with external seal ring layer（5）, the external seal ring layer（5）Outer layer covers have aramid fiber（4）, and aramid fiber（4）With it is outer
Seal ring layer（5）Connected by adhesive banding, the aramid fiber（4）Outer layer covers have hexagonal framework（3）, and aramid fiber（4）
And hexagonal framework（3）By being connected together, the hexagonal framework（3）Outside be filled with cotton-wool filler（2）, the cotton
Wadding filler（2）Outer layer covers have cable jacket（1）, the hexagonal framework（3）And cable jacket（1）Connected by engaging
Connect.
A kind of 2. optical cable with moisture-proof function according to claim 1, it is characterised in that：The cable jacket（1）'s
Inner surface and hexagonal framework（3）Corner be in close contact, the cotton-wool filler（2）Share six and be arranged on hexagonal framework
（3）And cable jacket（1）Gap in, connected by extrusion packing.
A kind of 3. optical cable with moisture-proof function according to claim 1 or claim 2, it is characterised in that：It is described outer
Seal ring layer（5）For loop configuration, the external seal ring layer（5）Internal layer fitting plastic-coated aluminium strip（6）It is connected together, the aramid fiber
（4）With external seal ring layer（5）It is press-connected for banding.
A kind of 4. optical cable with moisture-proof function according to claim 3, it is characterised in that：The small sealing ring layer（9）
Outer layer pass through Loose tube（8）Cast crush seal connects, the optical fiber（11）With casing filler（10）Glued by adhesive
Close moulding, the optical fiber（11）, casing filler（10）And Loose tube（8）By being connected together.
A kind of 5. optical cable with moisture-proof function according to claim 4, it is characterised in that：The hexagonal framework（3）
Collude with for hexagon, internal and aramid fiber（4）Outer surface be fitted and connected, and hexagonal framework（3）It is sleeved on aramid fiber（4）Outside.
A kind of 6. optical cable with moisture-proof function according to claim 1 or claim 2, it is characterised in that：It is described small
Seal ring layer（9）Outer layer pass through Loose tube（8）Cast crush seal connects, the optical fiber（11）With casing filler（10）It is logical
It is moulding to cross adhesive bonding, the optical fiber（11）, casing filler（10）And Loose tube（8）By being connected together.
A kind of 7. optical cable with moisture-proof function according to claim 1 or claim 2, it is characterised in that：Described six
Angular skeleton（3）Collude with for hexagon, internal and aramid fiber（4）Outer surface be fitted and connected, and hexagonal framework（3）It is sleeved on aramid fiber
（4）Outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810067272.1A CN108008512A (en) | 2018-01-24 | 2018-01-24 | A kind of optical cable with moisture-proof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810067272.1A CN108008512A (en) | 2018-01-24 | 2018-01-24 | A kind of optical cable with moisture-proof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108008512A true CN108008512A (en) | 2018-05-08 |
Family
ID=62066477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810067272.1A Pending CN108008512A (en) | 2018-01-24 | 2018-01-24 | A kind of optical cable with moisture-proof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108008512A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201075141Y (en) * | 2007-06-29 | 2008-06-18 | 江苏永鼎股份有限公司 | Novel all-dielectric self-supporting optical cable |
| CN101650989A (en) * | 2009-06-24 | 2010-02-17 | 沈群华 | Cable for preventing biting |
| CN201607558U (en) * | 2010-01-22 | 2010-10-13 | 沈剑挺 | Drainage optical cable |
| CN203337878U (en) * | 2013-07-09 | 2013-12-11 | 昆明华视讯网络科技有限公司 | Skeleton type loose-tube optical cable |
| CN206133081U (en) * | 2016-08-23 | 2017-04-26 | 安徽省通信产业服务有限公司 | Anti -riot multicore water blocked optical cable that insulates against heat that shines |
| CN107037554A (en) * | 2017-05-17 | 2017-08-11 | 深圳市雅信通光缆有限公司 | A kind of rain pipe optical fiber |
| CN207882533U (en) * | 2018-01-24 | 2018-09-18 | 广东珠江电线电缆有限公司 | A kind of optical cable with moisture-proof function |
-
2018
- 2018-01-24 CN CN201810067272.1A patent/CN108008512A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201075141Y (en) * | 2007-06-29 | 2008-06-18 | 江苏永鼎股份有限公司 | Novel all-dielectric self-supporting optical cable |
| CN101650989A (en) * | 2009-06-24 | 2010-02-17 | 沈群华 | Cable for preventing biting |
| CN201607558U (en) * | 2010-01-22 | 2010-10-13 | 沈剑挺 | Drainage optical cable |
| CN203337878U (en) * | 2013-07-09 | 2013-12-11 | 昆明华视讯网络科技有限公司 | Skeleton type loose-tube optical cable |
| CN206133081U (en) * | 2016-08-23 | 2017-04-26 | 安徽省通信产业服务有限公司 | Anti -riot multicore water blocked optical cable that insulates against heat that shines |
| CN107037554A (en) * | 2017-05-17 | 2017-08-11 | 深圳市雅信通光缆有限公司 | A kind of rain pipe optical fiber |
| CN207882533U (en) * | 2018-01-24 | 2018-09-18 | 广东珠江电线电缆有限公司 | A kind of optical cable with moisture-proof function |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180508 |
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| RJ01 | Rejection of invention patent application after publication |