CN108181694A - A kind of multicore can branch's dry type leading in cable and its manufacturing method - Google Patents
A kind of multicore can branch's dry type leading in cable and its manufacturing method Download PDFInfo
- Publication number
- CN108181694A CN108181694A CN201810092704.4A CN201810092704A CN108181694A CN 108181694 A CN108181694 A CN 108181694A CN 201810092704 A CN201810092704 A CN 201810092704A CN 108181694 A CN108181694 A CN 108181694A
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- China
- Prior art keywords
- cable
- branch
- multicore
- dry type
- reinforcer
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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
- G02B6/441—Optical cables built up from sub-bundles
-
- 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
- G02B6/4479—Manufacturing methods of optical cables
-
- 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
- G02B6/4479—Manufacturing methods of optical cables
- G02B6/4482—Code or colour marking
Abstract
It can branch's dry type leading in cable the invention discloses a kind of multicore, including microbeam pipe, reinforcement, reinforcer and oversheath, the reinforcer is located at the symmetrical both sides of the microbeam pipe, the oversheath is wrapped in the outside of reinforcer and microbeam pipe and forms branch cable, the branch cable quantity is circle-shaped for multiple and besieged city, and the reinforcement is located at the circle-shaped center in multiple branch cables besieged city；Simultaneously also disclose that the multicore can branch's dry type leading in cable manufacturing method, it is simple and convenient.The leading in cable of the present invention forms the structure of " trunk, multiple branches ", and branch cable can be dismantled as needed, advantage with small size large core number so as to avoid multi-thread use, simplifies the layout of optical cable, while effectively solving the problems, such as that wiring is mixed and disorderly, safety is also ensured.
Description
Technical field
The invention belongs to communications optical cable fields, can branch's dry type leading in cable and its manufacturer more particularly to a kind of multicore
Method.
Background technology
With the arrival in optic communication epoch, light entering and copper back trend of the times, fiber entering household is achieved universal, and then cloth of registering one's residence
Line problem is following, especially large-scale residential quarter and floor mall, but larger due to being related to core number, connects up mixed and disorderly nothing
Chapter drastically influences resident living or working environment or even will appear unnecessary security risk, leads to casualties or facility
The perils such as damage.To solve the above problems, how to design production small size, large core number leading in cable, become present light
One of research direction of cable manufacture.
Invention content
To solve the above problems, the present invention provides a kind of multicore can branch's dry type leading in cable and its manufacturing method, should
Leading in cable is small, core number is big, flexibly dismantles, can effectively solve the problems, such as to connect up mixed and disorderly, avoids the occurrence of security risk, simultaneously
The manufacturing method can conveniently and efficiently manufacture the leading in cable.
Based on this, the technical scheme is that：A kind of multicore can branch's dry type leading in cable, including microbeam pipe, reinforcement, plus
Strong part and oversheath, the reinforcer are located at the symmetrical both sides of the microbeam pipe, and the oversheath is wrapped in reinforcer and micro-
The outside of beam tube and formation branch cable, the branch cable quantity is circle-shaped for multiple and besieged city, and the reinforcement is located at multiple points
At the circle-shaped center in branch cable besieged city.
Further, the reinforcement is enclosed with the steel wire of protective case for outside.
Further, the reinforcer uses the phosphating steel wire of 0.45 mm of fiberglass or ￠ of 0.5*0.58 mm.
Further, the microbeam pipe includes multiple optical fiber and plastic sleeve layer, and the plastic sleeve layer is wrapped in the outside of optical fiber, institute
State optical fiber coloring processing and UV curings.
Further, each plastic sleeve layer is equipped with different colors.
Further, the oversheath, protective case and plastic sleeve layer use low smoke and zero halogen material.
Further, the oversheath includes restrictive coating and connector, and the connector is located at the side and two of restrictive coating
Person is integrally formed.
Further, the connector for protrusion and is connected between restrictive coating and reinforcement.
Further, there is interval between the adjacent branch cable.
In addition, invention also provide a kind of multicore can branch's dry type lead-in cable manufacturing method, it is above-mentioned more for manufacturing
Core can branch's dry type lead-in cable, include the following steps：
A. multiple microbeam pipes are prepared and are encircled a city circle-shaped；
B. reinforcement is placed in parallel at the circle-shaped center in microbeam pipe besieged city；
C. it is placed in parallel reinforcer in the symmetrical both sides of microbeam pipe；
D., oversheath is installed, microbeam pipe and reinforcer are wrapped in oversheath and link enhancement part forms optical cable.
Implement the embodiment of the present invention, have the advantages that：
1st, multicore of the invention can branch's dry type lead-in cable reinforcer and microbeam pipe are wrapped up by oversheath it is integral, so as to
Branch cable is formed, and multiple branch cables are connect with reinforcement, form the structure of " trunk, multiple branches ", and branch cable
It can be dismantled as needed, there is the advantage small, core number is big, so as to avoid multi-thread use, simplify the cloth of optical cable
Office while effectively solving the problems, such as that wiring is mixed and disorderly, also ensures safety.
2nd, reinforcer of the invention selects the material of fiberglass or phosphating steel wire, has higher electrical insulating property, wearability
And corrosion resistance, and then extend the service life of optical cable；Optical fiber in microbeam pipe is using coloring treatment and UV curings, energy-saving ring
It protects pollution-free.
3rd, pass through the label to the plastic sleeve layer progress different colours on microbeam pipe, it is easier to differentiate, so that during layout
It is more convenient reasonable；In addition, oversheath, protective case and plastic sleeve layer, using low smoke and zero halogen material, removability is good, during construction
It is easy to operate.
4th, in the present invention, the connector and restrictive coating of oversheath are integrally formed, and are increased whole stability, are connected simultaneously
Part ensure that the overall effect of optical cable, be also convenient for assembling for connecting restrictive coating and reinforcement.
5th, multicore of the invention can branch's dry type leading in cable manufacturing method, produce the introducing light in reasonable and orderly manner
Cable, it is easy to operate.
Description of the drawings
Fig. 1 be multicore described in the present embodiment can branch's dry type leading in cable structure diagram.
Fig. 2 be multicore described in the present embodiment can branch's dry type leading in cable manufacturing method flow chart.
Reference sign：
Wherein, 1, microbeam pipe, 11, optical fiber, 12, plastic sleeve layer, 2, reinforcement, 3, reinforcer, 4, oversheath, 41, restrictive coating, 42,
Connector, 5, branch cable.
Specific embodiment
Below in conjunction with the drawings and examples in the present invention, technical scheme of the present invention is clearly and completely retouched
It states, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, the every other implementation that those of ordinary skill in the art are obtained without making creative work
Example, belongs to protection scope of the present invention.
With reference to shown in Fig. 1, a kind of multicore of the embodiment of the present invention can branch's dry type leading in cable, including microbeam pipe 1, enhancing
Part 2, reinforcer 3 and oversheath 4, reinforcer 3 are located at the symmetrical both sides of microbeam pipe 1, and oversheath 4 is wrapped in reinforcer 3 and micro-
The outside of beam tube 1 and formation branch cable 5,5 quantity of branch cable is circle-shaped for multiple and besieged city, and reinforcement 2 is located at multiple branch cables 5
At the circle-shaped center in besieged city.The multicore of the specific embodiment of the invention can branch's dry type lead-in cable by oversheath 4 will plus
Strong part 3 and the package of microbeam pipe 1 are integrated, and so as to form branch cable 5, and multiple branch cables 5 are connect with reinforcement 2, form " one
The structure of a trunk, multiple branches ", and branch cable 5 can be dismantled as needed, have the advantage small, core number is big, from
And multi-thread use is avoided, simplify the layout of optical cable, while effectively solving the problems, such as that wiring is mixed and disorderly, also ensure safety
Property.
Wherein, reinforcement 2 is enclosed with the steel wire of protective case for outside, reinforcer 3 using 0.5*0.58 mm fiberglass or
The phosphating steel wire of 0.45 mm of ￠ has higher electrical insulating property, wearability and corrosion resistance, and then extends the use of optical cable
Service life, while the setting of reinforcer 3 also increases the stability of optical fiber 1.Microbeam pipe 1 includes multiple optical fiber 11 and plastic sleeve layer 12,
Plastic sleeve layer 12 is wrapped in the outside of optical fiber 11, and optical fiber 1 in the present embodiment preferentially selects G657 types, can preferably solve to believe
Number transmission problem；In addition, microbeam pipe 1 uses dry construction, inside is not filled with fiber paste, and outside is plastic sleeve layer 12, after ensureing into pipe
Minimum outer diameter position 1.5mm, 8 cores, optical fiber 11 carries out coloring treatment and UV according to chromatography and cures, and facilitates differentiation, energy conservation and environmental protection without
Pollution, while 11 mass of optical fiber after UV curings is greatly improved, it is more robust.Each plastic sleeve layer 12 is equipped with difference
Color, pass through on microbeam pipe 1 plastic sleeve layer 12 carry out different colours label, it is easier to differentiate so that layout when
It is more convenient reasonable.Oversheath 4 includes restrictive coating 41 and connector 42, and connector 42 is located at the side of restrictive coating 41 and the two one
Molding increases whole stability, while connector 42 ensure that the whole of optical cable for connecting restrictive coating 41 and reinforcement 2
Body effect is also convenient for assembling；Connector 42 is protrusion and is connected between restrictive coating 41 and reinforcement 2, and adjacent branch cable 5
Between have interval.In addition, oversheath 4, the protective case and plastic sleeve layer 12 use low smoke and zero halogen material, removability is good
Well, it is easy to operate during construction.
In addition, with reference to shown in Fig. 2, the embodiment of the present invention additionally provide a kind of multicore can branch's dry type lead-in cable manufacture
Method, for manufacture above-mentioned multicore can branch's dry type lead-in cable, include the following steps：
A. multiple microbeam pipes 1 are prepared and are encircled a city circle-shaped；
B. reinforcement 2 is placed in parallel at the circle-shaped center that microbeam pipe 1 encircles a city；
C. it is placed in parallel reinforcer 3 in the symmetrical both sides of microbeam pipe 1；
D., oversheath 4 is installed, microbeam pipe 1 and reinforcer 3 are wrapped in oversheath 4 and link enhancement part 2 forms optical cable.
Multicore of the present invention can branch's specific manufacturing method of dry type leading in cable it is as follows：
First prepare microbeam pipe 1：G657 optical fiber is selected first, and coloring treatment is carried out according to chromatography, and cure using UV to optical fiber 11,
Afterwards in 11 outer layer of optical fiber using low smoke and zero halogen, and color masterbatch is added, squeeze out one layer of low smoke and zero halogen sheath by extruding machine, form set
Layer 12 is moulded, plastic sleeve layer 12 wraps up optical fiber 11 and forms microbeam pipe 1；
Position is determined again：Reinforcement 2 is placed in parallel in the middle part of microbeam pipe 1, and the both sides of each microbeam pipe 1 are parallel right
Both sides is claimed to place reinforcer 3；
Finally prepare oversheath：Oversheath 4 uses the preferable low smoke and zero halogen material of environmental-protecting performance, is squeezed by molding die precision
Go out, extruding machine, and one-pass molding are preferable in this molding die.
To sum up, the Multi-core branched dry type leading in cable described in the embodiment of the present invention, by oversheath 4 by reinforcer 3 and micro-
Beam tube 1 wraps up integrally, and so as to form branch cable 5, and multiple branch cables 5 are connect with reinforcement 2, formed " trunk, it is more
The structure of a branch ", and branch cable 5 can be dismantled as needed, have the advantage small, core number is big, so as to avoid
Multi-thread use simplifies the layout of optical cable, while effectively solving the problems, such as that wiring is mixed and disorderly, also ensures safety；Simultaneously should
Multicore can branch's dry type leading in cable manufacturing method, produce the leading in cable in reasonable and orderly manner, it is easy to operate.
The above is only the preferred embodiment of the present invention, it should be pointed out that for those skilled in the art
For, without departing from the technical principles of the invention, several improvement and replacement can also be made, these improve and replace
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of multicore can branch's dry type leading in cable, which is characterized in that including microbeam pipe, reinforcement, reinforcer and oversheath,
The reinforcer is located at the symmetrical both sides of the microbeam pipe, and the oversheath is wrapped in the outside of reinforcer and microbeam pipe and shape
Into branch cable, the branch cable quantity is circle-shaped for multiple and besieged city, and the reinforcement is located at the circumference in multiple branch cables besieged city
At the center of shape.
2. multicore as described in claim 1 can branch's dry type leading in cable, which is characterized in that the reinforcement is wrapped up to be external
There is the steel wire of protective case.
3. multicore as described in claim 1 can branch's dry type leading in cable, which is characterized in that the reinforcer uses 0.5*
The fiberglass of 0.58mm or the phosphating steel wire of ￠ 0.45mm.
4. multicore as described in claim 1 can branch's dry type leading in cable, which is characterized in that the microbeam pipe includes multiple light
Fine and plastic sleeve layer, the plastic sleeve layer are wrapped in the outside of optical fiber, the optical fiber coloring processing and UV curings.
5. multicore as claimed in claim 4 can branch's dry type leading in cable, which is characterized in that each plastic sleeve layer is equipped with not
Same color.
6. multicore as described in claim 1,2 or 4 can branch's dry type leading in cable, which is characterized in that the oversheath, protection
Set and plastic sleeve layer use low smoke and zero halogen material.
7. multicore as described in claim 1 can branch's dry type leading in cable, which is characterized in that the oversheath includes restrictive coating
And connector, the connector is located at the side of restrictive coating and the two is integrally formed.
8. multicore as claimed in claim 7 can branch's dry type leading in cable, which is characterized in that the connector is for protrusion and even
It is connected between restrictive coating and reinforcement.
9. multicore as described in claim 1 can branch's dry type leading in cable, which is characterized in that has between the adjacent branch cable
Interval.
10. a kind of multicore can branch's dry type lead-in cable manufacturing method, which is characterized in that for manufacturing claims 1 to 9
Multicore described in one can branch's dry type lead-in cable, include the following steps：
A. multiple microbeam pipes are prepared and are encircled a city circle-shaped；
B. reinforcement is placed in parallel at the circle-shaped center in microbeam pipe besieged city；
C. it is placed in parallel reinforcer in the symmetrical both sides of microbeam pipe；
D., oversheath is installed, microbeam pipe and reinforcer are wrapped in oversheath and link enhancement part forms optical cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810092704.4A CN108181694A (en) | 2018-01-31 | 2018-01-31 | A kind of multicore can branch's dry type leading in cable and its manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810092704.4A CN108181694A (en) | 2018-01-31 | 2018-01-31 | A kind of multicore can branch's dry type leading in cable and its manufacturing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108181694A true CN108181694A (en) | 2018-06-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810092704.4A Pending CN108181694A (en) | 2018-01-31 | 2018-01-31 | A kind of multicore can branch's dry type leading in cable and its manufacturing method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111007610A (en) * | 2019-12-19 | 2020-04-14 | 江苏亨通光电股份有限公司 | Flat 8-shaped multi-core MPO optical cable and manufacturing method thereof |
| EP4089457A1 (en) | 2021-05-10 | 2022-11-16 | Prysmian S.p.A. | Multi-fiber optical cable |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004125914A (en) * | 2002-09-30 | 2004-04-22 | Fujikura Ltd | Multiple optical fiber drop cable and wiring method using the cable |
| JP2013186362A (en) * | 2012-03-09 | 2013-09-19 | Sumitomo Electric Ind Ltd | Optical element assembly cable |
| CN105954846A (en) * | 2016-06-28 | 2016-09-21 | 南京华信藤仓光通信有限公司 | Windmill-shaped lead-in optical cable |
| CN207908754U (en) * | 2018-01-31 | 2018-09-25 | 山东太平洋光纤光缆有限公司 | A kind of multicore can branch's dry type leading in cable |
-
2018
- 2018-01-31 CN CN201810092704.4A patent/CN108181694A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004125914A (en) * | 2002-09-30 | 2004-04-22 | Fujikura Ltd | Multiple optical fiber drop cable and wiring method using the cable |
| JP2013186362A (en) * | 2012-03-09 | 2013-09-19 | Sumitomo Electric Ind Ltd | Optical element assembly cable |
| CN105954846A (en) * | 2016-06-28 | 2016-09-21 | 南京华信藤仓光通信有限公司 | Windmill-shaped lead-in optical cable |
| CN207908754U (en) * | 2018-01-31 | 2018-09-25 | 山东太平洋光纤光缆有限公司 | A kind of multicore can branch's dry type leading in cable |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111007610A (en) * | 2019-12-19 | 2020-04-14 | 江苏亨通光电股份有限公司 | Flat 8-shaped multi-core MPO optical cable and manufacturing method thereof |
| EP4089457A1 (en) | 2021-05-10 | 2022-11-16 | Prysmian S.p.A. | Multi-fiber optical cable |
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