CN110286455A - A kind of optical cable with special-shaped Loose tube - Google Patents
A kind of optical cable with special-shaped Loose tube Download PDFInfo
- Publication number
- CN110286455A CN110286455A CN201910680628.3A CN201910680628A CN110286455A CN 110286455 A CN110286455 A CN 110286455A CN 201910680628 A CN201910680628 A CN 201910680628A CN 110286455 A CN110286455 A CN 110286455A
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- China
- Prior art keywords
- loose tube
- special
- optical cable
- shaped
- optical
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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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention belongs to cable fields, more particularly, to a kind of optical cable with special-shaped Loose tube, it include casing layer, the outer jacket outside casing layer, center reinforcemen in casing layer, at least one optical communications component is equipped in casing layer, it is characterised in that there are more Loose tubes in described sleeve pipe layer；Wherein, Loose tube is all in hollow arrow shape, and every Loose tube is all made of wall body, and the head end of Loose tube is to be directed toward component, and direction component is in arrowhead form outstanding, and the tail end of Loose tube is stern notch, and stern notch is in the arrowhead form of recess, and Loose tube is with hollow appearance fibre chamber；Every Loose tube is in flat rounding top and bottom pattern；The present invention solves the problems, such as that pricking yarn pricks flat Loose tube, eliminates the process for pricking yarn, improves product qualified rate, and the present invention has structure simple, easy to process, saves cost, qualification rate is high, convenient for beneficial effects such as constructions.
Description
Technical field
The invention belongs to cable fields, more particularly, to a kind of optical cable with special-shaped Loose tube.
Background technique
With the continuous development of Communication in China industry, optical cable using more and more, in the prior art such as model GYTA
Optical cable, it includes casing layer, is equipped with optical communications component in the Loose tube of casing layer, casing layer is stranded in outside reinforcer, casing
Layer outer cladding belting layer, the outer extrusion molding outer jacket of belting layer.
There are following shortcoming for the above-mentioned prior art: 1. since Loose tube is rounded, pricks the contact area phase of yarn and Loose tube
To smaller, prick yarn power it is excessive when be easy to prick flat casing, cause damages；2. optical cable needs grafting yarn to fix in stranding；3. applying
Working hour, it is also necessary to which yarn is pricked in cutting could take out casing；4. carrying out moving back strand applying man-hour requirement since Loose tube is in twisted shape.
Summary of the invention
To solve the above-mentioned problems, the purpose of the present invention is disclosing a kind of optical cable with special-shaped Loose tube, it is to use
What following technical scheme was realized.
A kind of optical cable with special-shaped Loose tube includes casing layer, the outer jacket outside casing layer, is located at casing layer
Interior center reinforcemen, casing layer is interior to be equipped at least one optical communications component, it is characterised in that has more in described sleeve pipe layer
Loose tube；Wherein, every Loose tube is all in hollow arrow shape, and every Loose tube is all made of wall body, and the head end of Loose tube is to refer to
To component, being directed toward component is in arrowhead form outstanding, and the tail end of Loose tube is stern notch, arrowhead form of the stern notch in recess, pine set
Pipe has hollow appearance fibre chamber；Every Loose tube is in flat rounding top and bottom pattern；When having two Loose tubes, the finger of first Loose tube
It is embedded into the stern notch of second Loose tube to component, the direction component of second Loose tube is embedded into the tail of first Loose tube
In slot；When there is three or three or more Loose tubes, the direction component of previous Loose tube is embedded into the tail of next Loose tube
In slot, the direction component of last root Loose tube is embedded into the stern notch of first Loose tube.
A kind of optical cable with special-shaped Loose tube described above, it is characterised in that the Loose tube material is poly- to benzene
One kind of dioctyl phthalate butanediol fat or modified polypropene.
A kind of optical cable with special-shaped Loose tube described above, it is characterised in that the outer sheath material is high density
One kind of polyethylene or medium density polyethylene or low density polyethylene (LDPE) or fire retardant polyolefin or polyvinyl chloride.
A kind of optical cable with special-shaped Loose tube described above, it is characterised in that the reinforcement material is phosphatization steel
One kind of silk or stainless steel wire or nonmetallic fiberglass pole.
A kind of optical cable with special-shaped Loose tube described above, it is characterised in that the reinforcer is monomer or more bodies
One kind of the intertwist body of composition.
A kind of optical cable with special-shaped Loose tube described above, it is characterised in that the Loose tube wall body be one at
Type.
A kind of optical cable with special-shaped Loose tube described above, it is characterised in that the optical communications component is at least one
Root G.652D optical fiber or G.657a1 optical fiber or G.657a2 optical fiber or G.655C optical fiber, or the light with the above-mentioned optical fiber of at least one
Fibre ribbons, or the optical fiber ribbon body to stack together or electric unit at least two above-mentioned fibre ribbons.
A kind of optical cable with special-shaped Loose tube described above, it is characterised in that the electric unit is by electric conductor and electricity
Unit sheath composition.
A kind of optical cable with special-shaped Loose tube described above, it is characterised in that the conductive material be copper wire or
One kind of aluminium wire.
A kind of optical cable with special-shaped Loose tube described above, it is characterised in that the electric unit jacket material is poly-
One kind of vinyl chloride or crosslinked polyethylene.
The present invention has structure simple, easy to process, saves cost, and qualification rate is high, convenient for beneficial effects such as constructions.
Detailed description of the invention
Fig. 1 is 1 three dimensional structure diagram of the embodiment of the present invention.
Fig. 2 is 1 main view of the embodiment of the present invention.
Fig. 3 is 2 three dimensional structure diagram of the embodiment of the present invention.
Fig. 4 is 2 main view of the embodiment of the present invention.
Fig. 5 is 3 three dimensional structure diagram of the embodiment of the present invention.
Fig. 6 is 3 main view of the embodiment of the present invention.
Fig. 7 is 3 first Loose tube main view of the embodiment of the present invention 1 and embodiment.
Fig. 8 is 2 first Loose tube main view of the embodiment of the present invention.
In figure: 1. outer jackets, 2. first belting layers, 3. second belting layers, 4. casing layers, 41. first Loose tubes, 411. tails
Slot, 412. wall bodies, 413. hold fine chambers, 414. are directed toward components, 415. identifications article, 416. identification slot, 42. second Loose tube, 43. the
Three Loose tubes, 44. the 4th Loose tubes, 5. reinforcers, 6. optical communications components, 7. electric units, 8. identification tear ropes.
Specific embodiment
Embodiment 1
See Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 7 and Fig. 8, a kind of optical cable with special-shaped Loose tube includes casing layer 4, is located at
Outer jacket 1 outside casing layer 4, the center reinforcemen 5 in casing layer 4, casing layer 4 is interior to be equipped at least one optical communications component
6, the first belting layer 2 and the second belting layer 3 are additionally provided between 4 outer jacket 1 of Loose tube, and the first belting layer 2 is located at the second belting layer 3
Outside, it is characterised in that there is the first Loose tube 41, the second Loose tube 42, third Loose tube 43 and the 4th pine in described sleeve pipe layer 4
Casing 44；Wherein, every Loose tube is all in hollow arrow shape, and every Loose tube is all made of wall body 412, the head of every Loose tube
To be directed toward component 414, being directed toward component 414 is in arrowhead form outstanding at end, and the tail end of every Loose tube is stern notch 411, stern notch 411
In the arrowhead form of recess, every Loose tube has hollow appearance fibre chamber 413；Every Loose tube is all in flat rounding top and bottom pattern；It is previous
The direction component 414 of root Loose tube is embedded into the stern notch 411 of next Loose tube, the direction component of last root Loose tube
414 are embedded into the stern notch 411 of first Loose tube, and 41 outer wall of the first Loose tube is additionally provided with close to the one end for being directed toward component 414
Identify item 415, to identify the first Loose tube 41,6 material of optical communications component described above is optical fiber；Identification described above
Item 415 also can be used identification slot 416 to replace, and identification tear rope 8, identification 8 color of tear rope and Loose tube face are placed in identification slot 416
Color is different.
Embodiment 2
See Fig. 5, Fig. 6 and Fig. 7, a kind of optical cable with special-shaped Loose tube, the present embodiment is substantially the same manner as Example 1, different
Place is that the optical communications component 6 in the second Loose tube and the 4th Loose tube is replaced by electric unit 7, and electric unit 7 includes electric conductor
With light unit sheath of the extrusion molding outside electric conductor, the present embodiment extends the purposes of optical cable, can make optical cable simultaneous transmission optical signal
And electric energy.
Embodiment 3
A kind of optical cable with special-shaped Loose tube, the present embodiment is substantially the same manner as Example 1, the difference is that the light is logical
Letter 6 material of component is the fibre ribbon at least two optical fiber, or at least with the optical fiber ribbon body of two fibre ribbons, optical fiber
Band body is stacked together by fibre ribbon, and the present embodiment, since casing is flat rounding top and bottom pattern, the outer diameter of optical cable is smaller, hence it is evident that reduces
The cost of optical fibre band optical cable.
A kind of optical cable with special-shaped Loose tube described in above-mentioned any embodiment, it is characterised in that the Loose tube material
Material is one kind of polybutylene terephthalate or modified polypropene.
A kind of optical cable with special-shaped Loose tube described in above-mentioned any embodiment, it is characterised in that the outer jacket material
Material is one kind of high density polyethylene (HDPE) or medium density polyethylene or low density polyethylene (LDPE) or fire retardant polyolefin or polyvinyl chloride.
A kind of optical cable with special-shaped Loose tube described in above-mentioned any embodiment, it is characterised in that the reinforcer material
Material is one kind of phosphating steel wire or stainless steel wire or nonmetallic fiberglass pole.
A kind of optical cable with special-shaped Loose tube described above, it is characterised in that the reinforcer is monomer or more bodies
One kind of the intertwist body of composition.
A kind of optical cable with special-shaped Loose tube described in above-mentioned any embodiment, it is characterised in that the Loose tube wall
Body is integrally formed.
The present invention, without using pricking yarn, simplifies manufacturing procedure, saves raw material, save human cost, mention in processing
High processing efficiency, meanwhile, it the problem of no bundle yarn pricks flat Loose tube, improves the qualification rate of the finished product；Without moving back strand when construction, without cutting
Yarn is pricked, Loose tube is convenient to remove, convenient for construction；Loose tube size without consistent, can according to Loose tube inner fiber or fibre ribbon or
The quantity of electric unit adjusts the size of Loose tube.
The above embodiments are only the preferred technical solution of the present invention, and are not construed as limitation of the invention.This hair
Bright protection scope should be with the technical solution of claim record, technical characteristic in the technical solution recorded including claim
Equivalents are protection scope.Equivalent replacement i.e. within this range is improved, also within protection scope of the present invention.
Claims (10)
1. a kind of optical cable with special-shaped Loose tube includes casing layer (4), is located at the outer jacket (1) of casing layer (4) outside, position
In the center reinforcemen (5) in casing layer (4), casing layer (4) is interior to be equipped at least one optical communications component (6), it is characterised in that
There are more Loose tubes (44) in described sleeve pipe layer (4)；Wherein, every Loose tube (44) is all in hollow arrow shape, every pine set
Pipe (44) is all made of wall body (412), and the head end of Loose tube (44) is to be directed toward component (414), is directed toward component (414) in outstanding
Arrowhead form, the tail end of Loose tube (44) are stern notch (411), and stern notch (411) has in the arrowhead form being recessed, Loose tube (44)
Hollow appearance fibre chamber (413)；Every Loose tube (44) is in flat rounding top and bottom pattern；When having two Loose tube (44), first pine
The direction component (414) of casing is embedded into the stern notch (411) of second Loose tube, the direction component of second Loose tube
(414) it is embedded into the stern notch (411) of first Loose tube；When there is three or three or more Loose tube (44), previous pine
The direction component (414) of casing is embedded into the stern notch (411) of next Loose tube, the direction component of last root Loose tube
(414) it is embedded into the stern notch (411) of first Loose tube.
2. a kind of optical cable with special-shaped Loose tube according to claim 1, it is characterised in that the Loose tube material
It is polybutylene terephthalate or modified polypropene；The Loose tube (44) has two or three or four or five or six
Root or seven or eight or nine or ten.
3. according to claim 1 or a kind of optical cable with special-shaped Loose tube as claimed in claim 2, it is characterised in that described
Outer sheath material is high density polyethylene (HDPE) or medium density polyethylene or low density polyethylene (LDPE) or fire retardant polyolefin or polyvinyl chloride.
4. according to claim 1 or a kind of optical cable with special-shaped Loose tube as claimed in claim 2, it is characterised in that described
Reinforcement material is phosphating steel wire or stainless steel wire or nonmetallic fiberglass pole.
5. according to claim 1 or a kind of optical cable with special-shaped Loose tube as claimed in claim 2, it is characterised in that described
Reinforcer is the intertwist body of monomer or more bodies composition.
6. according to claim 1 or a kind of optical cable with special-shaped Loose tube as claimed in claim 2, it is characterised in that described
Loose tube wall body is integrally formed.
7. according to claim 1 or a kind of optical cable with special-shaped Loose tube as claimed in claim 2, it is characterised in that described
Optical communications component is at least one G.652D optical fiber or G.657a1 optical fiber or G.657a2 optical fiber or G.655C optical fiber, or is had extremely
The fibre ribbon of few above-mentioned optical fiber, or the optical fiber ribbon body to stack together or electric unit at least two above-mentioned fibre ribbons.
8. according to claim 1 or a kind of optical cable with special-shaped Loose tube as claimed in claim 6, it is characterised in that described
Electric unit is made of electric conductor and electric unit sheath.
9. according to claim 1 or a kind of optical cable with special-shaped Loose tube as claimed in claim 6, it is characterised in that described
Conductive material is copper wire or aluminium wire.
10. according to claim 1 or a kind of optical cable with special-shaped Loose tube as claimed in claim 6, it is characterised in that described
Electric unit jacket material be polyvinyl chloride or crosslinked polyethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910680628.3A CN110286455A (en) | 2019-07-26 | 2019-07-26 | A kind of optical cable with special-shaped Loose tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910680628.3A CN110286455A (en) | 2019-07-26 | 2019-07-26 | A kind of optical cable with special-shaped Loose tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110286455A true CN110286455A (en) | 2019-09-27 |
Family
ID=68023937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910680628.3A Withdrawn CN110286455A (en) | 2019-07-26 | 2019-07-26 | A kind of optical cable with special-shaped Loose tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110286455A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112805605A (en) * | 2020-08-22 | 2021-05-14 | 常熟高通智能装备有限公司 | Spliced framework optical cable and cable |
| CN113196126A (en) * | 2020-08-24 | 2021-07-30 | 常熟高通智能装备有限公司 | Winding optical cable, cable and photoelectric composite cable |
| WO2022027885A1 (en) * | 2020-08-07 | 2022-02-10 | 江苏长飞中利光纤光缆有限公司 | Layer-stranded ribbon optical fiber cable having special-shaped structure |
| WO2022041553A1 (en) * | 2020-08-24 | 2022-03-03 | 常熟高通智能装备有限公司 | Rolled optical cable, electrical cable, and optical-electrical composite cable |
| CN115933079A (en) * | 2022-11-16 | 2023-04-07 | 长飞光纤光缆股份有限公司 | Non-bundled yarn self-meshing layer-stranding optical cable and manufacturing method thereof |
| CN117148530A (en) * | 2023-11-01 | 2023-12-01 | 江苏永鼎股份有限公司 | Optical cable capable of preventing mice |
| CN112805605B (en) * | 2020-08-22 | 2024-06-07 | 常熟高通智能装备有限公司 | Spliced skeleton optical cable and cable |
-
2019
- 2019-07-26 CN CN201910680628.3A patent/CN110286455A/en not_active Withdrawn
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022027885A1 (en) * | 2020-08-07 | 2022-02-10 | 江苏长飞中利光纤光缆有限公司 | Layer-stranded ribbon optical fiber cable having special-shaped structure |
| CN112805605A (en) * | 2020-08-22 | 2021-05-14 | 常熟高通智能装备有限公司 | Spliced framework optical cable and cable |
| CN112805605B (en) * | 2020-08-22 | 2024-06-07 | 常熟高通智能装备有限公司 | Spliced skeleton optical cable and cable |
| CN113196126A (en) * | 2020-08-24 | 2021-07-30 | 常熟高通智能装备有限公司 | Winding optical cable, cable and photoelectric composite cable |
| WO2022041553A1 (en) * | 2020-08-24 | 2022-03-03 | 常熟高通智能装备有限公司 | Rolled optical cable, electrical cable, and optical-electrical composite cable |
| CN113196126B (en) * | 2020-08-24 | 2023-11-03 | 山东日辉电缆集团有限公司 | Coiled optical cable, cable and photoelectric composite cable |
| CN115933079A (en) * | 2022-11-16 | 2023-04-07 | 长飞光纤光缆股份有限公司 | Non-bundled yarn self-meshing layer-stranding optical cable and manufacturing method thereof |
| CN115933079B (en) * | 2022-11-16 | 2023-10-27 | 长飞光纤光缆股份有限公司 | Bundle-free yarn self-meshing layer-twisted optical cable and manufacturing method thereof |
| CN117148530A (en) * | 2023-11-01 | 2023-12-01 | 江苏永鼎股份有限公司 | Optical cable capable of preventing mice |
| CN117148530B (en) * | 2023-11-01 | 2023-12-29 | 江苏永鼎股份有限公司 | Optical cable capable of preventing mice |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190927 |
|
| WW01 | Invention patent application withdrawn after publication |