CN107966776A - A kind of optical cable with explosion prevention function - Google Patents
A kind of optical cable with explosion prevention function Download PDFInfo
- Publication number
- CN107966776A CN107966776A CN201810110892.9A CN201810110892A CN107966776A CN 107966776 A CN107966776 A CN 107966776A CN 201810110892 A CN201810110892 A CN 201810110892A CN 107966776 A CN107966776 A CN 107966776A
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- CN
- China
- Prior art keywords
- layer
- optical cable
- cable
- prevention function
- protective case
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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
- G02B6/4436—Heat resistant
-
- 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
Landscapes
- 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 explosion prevention function, including optical cable body and protective case, optical cable body exterior is provided with protective case, the insertion of optical cable body is arranged on the inside of protective case, protective case inner wall is provided with filled layer, filled layer is fitted closely with protective case, filled layer inner surface is provided with oversheath, oversheath insertion is arranged on filled layer inner surface, oversheath inner wall is provided with aramid yarn layer, aramid yarn layer is fixedly connected with oversheath, water blocking layer is provided with the inside of aramid yarn layer, water blocking layer is fitted closely with aramid yarn layer, the water blocking layer inner wall is provided with sheath, the sheath is closely connected with water blocking layer.Optical cable of the kind with explosion prevention function, protective case is added on the basis of original optical cable, increases steel wire in inside, by the way that under the collective effect of protective case and steel wire, solving the problems, such as that original optic cable design is unreasonable causes optical cable to burst.
Description
Technical field
The present invention relates to Optical Fiber Cable field, is specially a kind of optical cable with explosion prevention function.
Background technology
Optical cable be in order to meet optics, the performance specification of machinery or environment and manufacture, it is using being placed in cladding sheath
In the communications cable component that can simultaneously be used individually or in groups as transmission medium of one or more optical fiber, optical cable mainly by
Optical fiber（The glass fiber of thin such as hair）Formed with plastic protective sleeve pipe and plastic peel, a certain number of optical fiber are according to certain
Mode forms the cable heart, is surrounded by sheath, some also cladding outer jackets, to realize a kind of communication line of optical signal transmission outside.
But existing optic cable design is not reasonable, the current laying form of optical cable mainly has underground and two kinds aerial, optical cable
Bury and underground, in construction, repair subsurface equipment, repair the roads, the engineering such as ditching, since manual operation is improper strong during fiber cable laying
Row dragging etc. all easily makes optical cable burst, and buries and be also easy to cause to damage by biting for the animals such as muroid with the optical cable of underground, shadow
Ring and even interrupt fiber optic cable communications, make somebody a mere figurehead the optical cable set, in ruthless area, the temperature difference is big, easily causes cable interior component
Improper swollen contracting, causes optical cable to burst.
So how to design a kind of optical cable with explosion prevention function, becoming us will currently solve the problems, such as.
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 explosion prevention function
Due to construction after fiber cable laying use, underground job, fiber cable laying operation and weather and the animal reason such as bite causes
Optical cable explosion the problem of.
To achieve the above object, the present invention provides following technical solution：A kind of optical cable with explosion prevention function, including optical cable
Body and protective case, the optical cable body exterior are provided with protective case, and the optical cable body insertion is arranged on the inside of protective case, institute
State protective case inner wall and be provided with filled layer, the filled layer is fitted closely with protective case, and the filled layer inner surface is provided with outer
Sheath, the oversheath insertion are arranged on filled layer inner surface, and the oversheath inner wall is provided with aramid yarn layer, the aramid yarn
Layer is fixedly connected with oversheath, and water blocking layer is provided with the inside of the aramid yarn layer, and the water blocking layer is fitted closely with aramid yarn layer,
The water blocking layer inner wall is provided with sheath, and the sheath is closely connected with water blocking layer, is provided with the inside of the sheath anti-
Sheath, the protective layer are fixedly connected with sheath, and the protective layer is internally provided with cable cream, and the cable cream insertion is arranged on anti-
In sheath, center reinforcemen is provided with the inside of the cable cream, the center reinforcemen is fitted closely with cable cream, and the center is strengthened
Part top is provided with optical fiber loose tube, and the optical fiber loose tube is fixedly connected with center reinforcemen.
Further, shell is provided with outside the filled layer, the shell is fitted closely with filled layer.
Further, the oversheath is internally provided with steel wire, and the steel wire insertion is arranged in oversheath.
Further, the aramid yarn layer outer surface is provided with steel wire, and the steel wire is closely connected with aramid yarn layer.
Further, the center reinforcemen side is provided with gasket for packing, and the gasket for packing is closely pasted with center reinforcemen
Close.
Further, the optical fiber loose tube is internally provided with fiber paste, and the fiber paste insertion is arranged in optical fiber loose tube.
Further, the cable cream inner lower is provided with optical fiber module, and the optical fiber module insertion is arranged in cable cream.
Compared with prior art, the beneficial effects of the invention are as follows：This kind has the optical cable of explosion prevention function, in original optical cable
On the basis of add protective case, inside increase steel wire, by under the collective effect of protective case and steel wire, solving original
Optic cable design unreasonable the problem of causing optical cable to burst, protective case shell are made of high fluffy glass fibre, from height
Temperature is damaged, and by wear-resisting, fire resisting, flame resistant three layer combination, even if one or two layers are destroyed, third layer also can be protected effectively,
Internal cable is protected, steel mesh is strengthened in the galvanizing that inside is added further increases cable exterior cover sheets intensity, by machinery
Dig, drag, effectively protect internal cable not to be destroyed when animal bites, steel wire net surface has galvanizing protective layer, protects steel wire
It is not corroded, two steel wires is additionally provided with inside oversheath, strengthen optical cable examining tensile behavior, avoid causing light in laid processes
The damage of cable, and steel wire is respectively embedded in oversheath both sides, not with air contact, is not easy to make steel wire rust corrosion, adding makes
Use the time limit.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is the section partial structural diagram of the present invention.
Fig. 3 is the protective case structure diagram of the present invention.
In figure：1st, protective case, 101, shell, 102, filled layer, 2, optical cable body, 201, oversheath, 202, steel wire, 203,
Steel wire, 3, aramid yarn layer, 301, water blocking layer, 302, sheath, 4, protective layer, 5, cable cream, 6, center reinforcemen, 601, filling
Rope, 7, optical fiber, 701, optical fiber loose tube, 702, fiber paste, 8, optical fiber module.
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.
- 3 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of optical cable with explosion prevention function, including optical cable sheet
Body 2 and protective case 1, protective case 1 is provided with outside optical cable body 2, and the insertion of optical cable body 2 is arranged on the inner side of protective case 1, protective case
1 inner wall is provided with filled layer 102, and filled layer 102 is fitted closely with protective case 1, and 102 inner surface of filled layer is provided with oversheath
201, the insertion of oversheath 201 is arranged on 102 inner surface of filled layer, and 201 inner wall of oversheath is provided with aramid yarn layer 3, aramid yarn layer 3
It is fixedly connected with oversheath 201, the inner side of aramid yarn layer 3 is provided with water blocking layer 301, and water blocking layer 301 is closely pasted with aramid yarn layer 3
Close, 301 inner wall of water blocking layer is provided with sheath 302, and sheath 302 is closely connected with water blocking layer 301, and the inner side of sheath 302 is set
Protective layer 4 is equipped with, protective layer 4 is fixedly connected with sheath 302, and protective layer 4 is internally provided with cable cream 702, and the insertion of cable cream 702 is set
Put in protective layer 4, the inner side of cable cream 702 is provided with center reinforcemen 6, and center reinforcemen 6 is fitted closely with cable cream 702, center
6 top of reinforcer is provided with optical fiber loose tube 701, and optical fiber loose tube 701 is fixedly connected with center reinforcemen 6.
Further, shell 101 is provided with outside filled layer 102, shell 101 is fitted closely with filled layer 102, shell
101 use high fluffy glass fiber materials, and coat high-quality ferrous sulfate thermal resistance silica gel and refine and form, safety and environmental protection, no dirt
Dye, can stop the splash of molten iron, molten steel, aluminum melting etc., and from damage caused by high temperature and flame.
Further, oversheath 201 is internally provided with steel wire 202, and the insertion of steel wire 202 is arranged in oversheath 201, is not easy
202 performance of steel wire is influenced by external environmental factor, when oversheath 201 bears pulling force, the synchronous tension of steel wire 202, ensures outer shield
Set 201 is not stretched damage, and steel wire 202 passes through zinc phosphating, and service life lengthens significantly, wear-resisting, corrosion resistance
It is good.
Further, 3 outer surface of aramid yarn layer is provided with steel wire 203, and steel wire 203 is closely connected with aramid yarn layer 3,
Due to using steel wire material, antiseptic property is excellent, and endurance quality is good, and intensity is high, and overall performance is good, and steel wire is point
Weldering type hot dipped steel wire net, is first welded, then carries out zinc-plated, and steel wire zinc coat is hardly damaged, and ensures steel wire intensity.
Further, 6 side of center reinforcemen is provided with gasket for packing 601, and gasket for packing 601 is closely pasted with center reinforcemen 6
Close, gasket for packing 601 is provided with two, respectively in the left and right sides of center reinforcemen 6, by the gasket for packing 601 of setting, makes optical cable whole
Body structural integrity, improves cable machinery cushioning effect, strengthens the puncture energy of optical cable, and gasket for packing 601 is by polypropylene material,
With good electric insulating quality and flexibility, imputrescibility in optical cable is filled in for a long time.
Further, optical fiber loose tube 701 is internally provided with fiber paste 702, and the insertion of fiber paste 702 is arranged on optical fiber loose tube
In 701, by the filling fiber paste 702 in optical fiber loose tube 701, fiber optic communication speed is not affected, ensure that the biography of optical fiber
Defeated performance, and fiber paste 702 is made of LA444 synthesis thixotropic compounds, stable chemical performance, under high temperature and low temperature environment
Change is not produced, and stability, water preventing ability and oxygen absorption performance are excellent.
Further, 5 inner lower of cable cream is provided with optical fiber module 8, and the insertion of optical fiber module 8 is arranged in cable cream 5,
As a result of optical fiber module 8, the information transmission density of unit area is greatly improved, it is especially very crowded in space,
There is suitable advantage to the spatially integrate place for having specific demand of spending so that the information flow that can be accessed parallel further increases.
Operation principle：When having the optical cable of explosion prevention function using this kind, first, optical cable body is inserted in protective case,
The fiber cable laying for being cased with protective case is made in designated position, protective case shell of high fluffy glass fibre, and by wear-resisting,
Fire resisting, flame resistant three layer combine, and in the optical cable course of work, even if one or two layers destroyed, third layer also can be protected effectively, internal
Add galvanizing and strengthen steel mesh, steel wire net surface has galvanizing protective layer, and in optical cable stress, steel wire provides reliable intensity and protects
Internal structure is protected, oversheath is provided with outside optical cable, barrier external factor influences cable running, two are additionally provided with inside oversheath
Root steel wire, when optical cable bears pulling force, steel wire synchronization tension, ensures that optical cable is not pulled off, drawing is quick-fried, and steel wire is respectively embedded into and protects outside
Both sides are covered, not with air contact, are not easy to get rusty, service life length, cable interior center is equipped with center reinforcemen, during optical cable stress
Center reinforcemen stress, protects Internal cable, does not influence its communication performance.
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 (10)
1. a kind of optical cable with explosion prevention function, including optical cable body（2）And protective case（1）, it is characterised in that：The optical cable sheet
Body（2）Outside is provided with protective case（1）, the optical cable body（2）Insertion is arranged on protective case（1）Inner side, the protective case（1）
Inner wall is provided with filled layer（102）, the filled layer（102）With protective case（1）Fit closely, the filled layer（102）Interior table
Face is provided with oversheath（201）, the oversheath（201）Insertion is arranged on filled layer（102）Inner surface, the oversheath
（201）Inner wall is provided with aramid yarn layer（3）, the aramid yarn layer（3）With oversheath（201）It is fixedly connected, the aramid yarn layer
（3）Inner side is provided with water blocking layer（301）, the water blocking layer（301）With aramid yarn layer（3）Fit closely, the water blocking layer（301）
Inner wall is provided with sheath（302）, the sheath（302）With water blocking layer（301）Close connection, the sheath（302）It is interior
Side is provided with protective layer（4）, the protective layer（4）With sheath（302）It is fixedly connected, the protective layer（4）It is internally provided with
Cable cream（5）, the cable cream（5）Insertion is arranged on protective layer（4）It is interior, the cable cream（5）Inner side is provided with center reinforcemen（6）,
The center reinforcemen（6）With cable cream（5）Fit closely, the center reinforcemen（6）Top is provided with optical fiber loose tube
（701）, the optical fiber loose tube（701）With center reinforcemen（6）It is fixedly connected.
A kind of 2. optical cable with explosion prevention function according to claim 1, it is characterised in that：The filled layer（102）Outside
Portion is provided with shell（101）, the shell（101）With filled layer（102）Fit closely.
A kind of 3. optical cable with explosion prevention function according to claim 1 or claim 2, it is characterised in that：It is described outer
Sheath（201）It is internally provided with steel wire（202）, the steel wire（202）Insertion is arranged on oversheath（201）It is interior.
A kind of 4. optical cable with explosion prevention function according to claim 3, it is characterised in that：The aramid yarn layer（3）Outside
Surface is provided with steel wire（203）, the steel wire（203）With aramid yarn layer（3）Close connection.
A kind of 5. optical cable with explosion prevention function according to claim 4, it is characterised in that：The center reinforcemen（6）
Side is provided with gasket for packing（601）, the gasket for packing（601）With center reinforcemen（6）Fit closely.
A kind of 6. optical cable with explosion prevention function according to claim 5, it is characterised in that：The optical fiber loose tube
（701）It is internally provided with fiber paste（702）, the fiber paste（702）Insertion is arranged on optical fiber loose tube（701）It is interior.
7. one kind according to claim 1 or claim 2 or claim 4 or claim 5 or claim 6 has
The optical cable of explosion prevention function, it is characterised in that：The cable cream（5）Inner lower is provided with optical fiber module（8）, the optical fiber module
（8）Insertion is arranged on cable cream（5）It is interior.
A kind of 8. optical cable with explosion prevention function according to claim 1 or claim 2, it is characterised in that：The virtue
Synthetic fibre yarn layer（3）Outer surface is provided with steel wire（203）, the steel wire（203）With aramid yarn layer（3）Close connection.
A kind of 9. optical cable with explosion prevention function according to claim 1 or claim 2, it is characterised in that：In described
Heart reinforcer（6）Side is provided with gasket for packing（601）, the gasket for packing（601）With center reinforcemen（6）Fit closely.
A kind of 10. optical cable with explosion prevention function according to claim 1 or claim 2, it is characterised in that：The light
Fine Loose tube（701）It is internally provided with fiber paste（702）, the fiber paste（702）Insertion is arranged on optical fiber loose tube（701）It is interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810110892.9A CN107966776A (en) | 2018-02-05 | 2018-02-05 | A kind of optical cable with explosion prevention function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810110892.9A CN107966776A (en) | 2018-02-05 | 2018-02-05 | A kind of optical cable with explosion prevention function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107966776A true CN107966776A (en) | 2018-04-27 |
Family
ID=61994123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810110892.9A Withdrawn CN107966776A (en) | 2018-02-05 | 2018-02-05 | A kind of optical cable with explosion prevention function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107966776A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108776376A (en) * | 2018-06-19 | 2018-11-09 | 苏州胜信光电科技有限公司 | A kind of optical cable suitable under wet environment |
-
2018
- 2018-02-05 CN CN201810110892.9A patent/CN107966776A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108776376A (en) * | 2018-06-19 | 2018-11-09 | 苏州胜信光电科技有限公司 | A kind of optical cable suitable under wet environment |
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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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180427 |