CN102692688B - Optical fiber ribbon and optical cable adopting same - Google Patents
Optical fiber ribbon and optical cable adopting same Download PDFInfo
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- CN102692688B CN102692688B CN 201210198514 CN201210198514A CN102692688B CN 102692688 B CN102692688 B CN 102692688B CN 201210198514 CN201210198514 CN 201210198514 CN 201210198514 A CN201210198514 A CN 201210198514A CN 102692688 B CN102692688 B CN 102692688B
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Abstract
The invention belongs to the technical field of optical fiber cables, and in particular relates to an optical fiber ribbon which is integrally formed by a plurality of optical guide fibers and a binding material, wherein the axes of the optical guide fibers are mutually parallelly placed, wherein the optical guide fibers are all positioned in the binding material. The optical fiber ribbon is characterized in that the upper surface and lower surface of the binding material are all composed of bulge bodies and grooves, wherein the bulge bodies and the grooves are distributed at intervals; the axes of the optical guide fibers are positioned in a same plane; and a gap is arranged between every two adjacent optical guide fibers. The invention also discloses an optical cable adopting the optical fiber ribbon. According to the invention, the problem of weak side pressure resistance of the optical fiber ribbon in the prior art is solved, and the optical fiber ribbon provided by the invention has the beneficial effects of higher side pressure resistance, more stable and reliable property, simplicity in production, lower requirement for a disk of coiling the optical fiber ribbon, and less precautions required for operators.
Description
Technical field
The invention belongs to the optical fiber cable technical field, especially relate to a kind of withstand voltage fibre ribbon and adopt the optical cable of this fibre ribbon.
Background technology
Along with the continuous growth of broadband demand, the application quantity of optical fiber grows with each passing day, and for the broadband demand that reaches the high density customer group and the broadband requirement of cloud computing, optical fibre band optical cable is widely applied.At home in the optical fiber cable industry, fibre ribbon in the optical fibre band optical cable is according to People's Republic of China's communication industry standard: the regulation of YD/T 979-2009 " fibre ribbon technical requirement and acceptance method " is produced and is checked, stipulate two types fibre ribbon in this standard, be respectively edge binding type and integral coating type.In the edge binding type fibre ribbon, by the bonding paint adhesion, the upper and lower of optical fiber exposes between the optical fiber, and therefore, fibre ribbon reaches in process of production easily to be scraped by foreign object and injures oppressed and fracture or optical fiber produced stress, causes fibre ribbon normally not use; Integral coating type fibre ribbon is ring bodies (seeing Fig. 3 of standard), optical fiber integrally is arranged in and is with coating, and band produce in since fibre ribbon be coiled on the tool, along with increasing of the coiling number of plies, the fibre ribbon of internal layer is constantly oppressed, therefore, the inner layer optical fiber band need bear bigger wall pressure, after so fibre ribbon is finished in production, in the process of test, usually find that the fracture of inner layer optical fiber band or stressed back optical parametric become bad phenomenon, this has not only influenced production, delivery, and has brought many troubles for check, producers.
Summary of the invention
In order to address the above problem, the objective of the invention is to invent a kind of fibre ribbon, in the production run of fibre ribbon, can reduce the problem because of fibercuts, fiber optics and degraded in mechanical properties that wall pressure causes effectively; Further have, the present invention has also disclosed a kind of optical cable that uses this kind fibre ribbon.The present invention realizes by the following technical solutions.
A kind of fibre ribbon, it is to be made of many axis light transmitting fiber 2, binding material 1 one of placing that be parallel to each other, light transmitting fiber all is positioned among the binding material; It is characterized in that: the upper surface of binding material and lower surface all are to be made of convex body 11 and groove 12 that the space distributes; Fibre-optic axis is in same plane; Gapped between the adjacent light transmitting fiber.
In first embodiment of the present invention, convex body be positioned at fibre-optic directly over and under, groove be positioned at adjacent fibre-optic gap directly over and under; On arbitrary xsect, the line L3 at light transmitting fiber top is straight line, the bottom line L1 of the groove of upper surface is straight line, and L1 is positioned at the L3 top, the line L4 at the end, light transmitting fiber top is straight line, the bottom line L2 of the groove of lower surface is straight line, and L2 is positioned at L4 below, and convex body is positioned at outside L1 and the L2; Convex body be shaped as circular arc.
In second embodiment of the present invention, groove be positioned at fibre-optic directly over and under, convex body be positioned at adjacent fibre-optic gap directly over and under; On arbitrary xsect, the line L3 at light transmitting fiber top is straight line, the bottom line L1 of the groove of upper surface is straight line, and L1 is positioned at the L3 top, the line L4 at the end, light transmitting fiber top is straight line, the bottom line L2 of the groove of lower surface is straight line, and L2 is positioned at L4 below, and convex body is positioned at outside L1 and the L2; Described convex body be shaped as rectangle.
The 3rd embodiment of the present invention and first embodiment are basic identical, and difference is the triangle that is shaped as of convex body.
The 4th embodiment of the present invention and the 3rd embodiment are basic identical, and difference is that being shaped as of convex body is trapezoidal.
Fibre ribbon described above is characterized in that described light transmitting fiber is single-mode fiber or multimode optical fiber.
Further, fibre ribbon described above is characterized in that described light transmitting fiber is G.652 type or G.651 type or G.653 type or G.654 type or G.655 type or G.657 type or A1a type or A1b type.
A kind of optical cable that discloses in the invention process example five is realized by the following technical solutions: a kind of optical fibre band optical cable, it is characterized in that it be by the loose sleeve pipe 3 that is positioned at central authorities, be positioned at loose sleeve pipe reinforcement 4 outer and that be close to loose sleeve pipe, the restrictive coating 5 that is coated on the reinforcement constitutes; Include many fibre ribbons described above in the described loose sleeve pipe, and the multifiber band stacks successively in stacked mode, fibre ribbon is discontiguous with pine cover tube wall.
Optical fibre band optical cable described above, the material that it is characterized in that described loose sleeve pipe is polybutylene terephthalate or polypropylene.
Optical fibre band optical cable described above, the material that it is characterized in that described reinforcement are fragrant human relations yarn or glass fiber tape.
Optical fibre band optical cable described above, the material that it is characterized in that described restrictive coating are Low Density Polyethylene or medium density polyethylene or high density polyethylene or low smoke and zero halogen tygon or Polyvinylchloride.
Optical cable among the present invention is not limited to the situation of embodiment five, so long as adopt the optical cable of fibre ribbon of the present invention, and all should be within protection scope of the present invention.
In the fibre ribbon of the present invention, because the existence of convex body and groove, and the position of they and fibre ribbon relation, make fibre ribbon of the present invention have good anti-lateral pressure resistant performance, fibre ribbon of the present invention is under the situation of experience short-term 2200N/100mm, long-term 1000N/100mm flat pressure, and the additional attenuation of fibre ribbon does not surpass 0.03dB/km; The short-term time is lasting 10 minutes, and the long-term time is lasting 1 hour; And after the test, fibre ribbon is observed under 50 times magnifier, and any crackle is not arranged.
Therefore, the present invention has following beneficial effect: anti-wall pressure is higher, and the performance of product is more stable, reliable; Production is simple, the dish tool of coiled fiber band is required points for attention lower, that operating personnel are required still less.
Description of drawings
Fig. 1 is one section perspective view of the embodiment 1 of fibre ribbon of the present invention.
Fig. 2 is the cross-sectional structure synoptic diagram of Fig. 1.
Fig. 3 is one section perspective view of the embodiment 2 of fibre ribbon of the present invention.
Fig. 4 is the cross-sectional structure synoptic diagram of Fig. 3.
Fig. 5 is one section perspective view of the embodiment 3 of fibre ribbon of the present invention.
Fig. 6 is the cross-sectional structure synoptic diagram of Fig. 5.
Fig. 7 is one section perspective view of the embodiment 4 of fibre ribbon of the present invention.
Fig. 8 is the cross-sectional structure synoptic diagram of Fig. 7.
Fig. 9 is one section perspective view of optical cable of the present invention.
Figure 10 is the cross-sectional structure synoptic diagram of Fig. 9.
Embodiment
Ask for an interview Fig. 1 and Fig. 2, a kind of fibre ribbon, it is to be made of many axis light transmitting fiber 2, binding material 1 one of placing that be parallel to each other, light transmitting fiber all is positioned among the binding material; It is characterized in that: the upper surface of binding material and lower surface all are to be made of convex body 11 and groove 12 that the space distributes; Fibre-optic axis is in same plane; Gapped between the adjacent light transmitting fiber; Convex body be positioned at fibre-optic directly over and under, groove be positioned at adjacent fibre-optic gap directly over and under; On arbitrary xsect, the line L3 at light transmitting fiber top is straight line, the bottom line L1 of the groove of upper surface is straight line, and L1 is positioned at the L3 top, the line L4 at the end, light transmitting fiber top is straight line, the bottom line L2 of the groove of lower surface is straight line, and L2 is positioned at L4 below, and convex body is positioned at outside L1 and the L2; Convex body be shaped as circular arc.
Ask for an interview Fig. 3 and Fig. 4, a kind of fibre ribbon, it is to be made of many axis light transmitting fiber 2, binding material 1 one of placing that be parallel to each other, light transmitting fiber all is positioned among the binding material; It is characterized in that: the upper surface of binding material and lower surface all are to be made of convex body 11 and groove 12 that the space distributes; Fibre-optic axis is in same plane; Gapped between the adjacent light transmitting fiber; Groove be positioned at fibre-optic directly over and under, convex body be positioned at adjacent fibre-optic gap directly over and under; On arbitrary xsect, the line L3 at light transmitting fiber top is straight line, the bottom line L1 of the groove of upper surface is straight line, and L1 is positioned at the L3 top, the line L4 at the end, light transmitting fiber top is straight line, the bottom line L2 of the groove of lower surface is straight line, and L2 is positioned at L4 below, and convex body is positioned at outside L1 and the L2; Described convex body be shaped as rectangle.
Ask for an interview Fig. 5 and Fig. 6, a kind of fibre ribbon, substantially with embodiment 1, difference is the triangle that is shaped as of convex body.
Ask for an interview Fig. 7 and Fig. 8, a kind of fibre ribbon, substantially with embodiment 1, difference is that being shaped as of convex body is trapezoidal.
Fibre ribbon described in above-mentioned arbitrary embodiment is characterized in that described light transmitting fiber is single-mode fiber or multimode optical fiber.
Further, the fibre ribbon described in above-mentioned arbitrary embodiment is characterized in that described light transmitting fiber is G.652 type or G.651 type or G.653 type or G.654 type or G.655 type or G.657 type or A1a type or A1b type.
Fibre ribbon described in above-mentioned arbitrary embodiment is characterized in that described light transmitting fiber radical is not limited to 6, also can be 2,4,8,10,12,18,24.
Fibre ribbon described in above-mentioned arbitrary embodiment is characterized in that described binding material is heat reactive resin or ultraviolet-curing resin.
Fibre ribbon described in above-mentioned arbitrary embodiment, it all is to be made of many axis light transmitting fiber 2, binding material 1 one of placing that be parallel to each other, light transmitting fiber all is positioned among the binding material; It is characterized in that: the upper surface of binding material and lower surface all are to be made of convex body 11 and groove 12 that the space distributes; Fibre-optic axis is in same plane; Gapped between the adjacent light transmitting fiber.
Ask for an interview Fig. 9 and Figure 10, a kind of optical fibre band optical cable, it is characterized in that it be by the loose sleeve pipe 3 that is positioned at central authorities, be positioned at loose sleeve pipe reinforcement 4 outer and that be close to loose sleeve pipe, the restrictive coating 5 that is coated on the reinforcement constitutes; Include many fibre ribbons described in above-mentioned arbitrary embodiment in the described loose sleeve pipe, and the multifiber band stacks successively in stacked mode, fibre ribbon is discontiguous with pine cover tube wall.
Optical fibre band optical cable described above, the material that it is characterized in that described loose sleeve pipe is polybutylene terephthalate or polypropylene.
Optical fibre band optical cable described above, the material that it is characterized in that described reinforcement are fragrant human relations yarn or glass fiber tape.
Optical fibre band optical cable described above, the material that it is characterized in that described restrictive coating are Low Density Polyethylene or medium density polyethylene or high density polyethylene or low smoke and zero halogen tygon or Polyvinylchloride.
Optical cable among the present invention is not limited to the situation of embodiment five, so long as adopt the optical cable of fibre ribbon of the present invention, and all should be within protection scope of the present invention.
In the fibre ribbon of the present invention, because the existence of convex body and groove, and the position of they and fibre ribbon relation, make fibre ribbon of the present invention have good anti-lateral pressure resistant performance, fibre ribbon of the present invention is under the situation of experience short-term 2200N/100mm, long-term 1000N/100mm flat pressure, and the additional attenuation of fibre ribbon does not surpass 0.03dB/km; The short-term time is lasting 10 minutes, and the long-term time is lasting 1 hour; And after the test, fibre ribbon is observed under 50 times magnifier, does not see any crackle.
Therefore, the present invention has following beneficial effect: anti-wall pressure is higher, and the performance of product is more stable, reliable; Production is simple, the dish tool of coiled fiber band is required points for attention lower, that operating personnel are required still less.
The present invention is not limited to above-mentioned preferred forms, should be appreciated that design of the present invention can be by other various forms enforcement utilizations, and they drop in protection scope of the present invention equally.
Claims (8)
1. fibre ribbon, it is to be made of many axis light transmitting fiber, the binding material one of placing that be parallel to each other, light transmitting fiber all is positioned among the binding material; The upper surface of binding material and lower surface all are to be made of convex body and groove that the space distributes; Fibre-optic axis is in same plane; Gapped between the adjacent light transmitting fiber; It is characterized in that described groove be positioned at fibre-optic directly over and under, convex body be positioned at adjacent fibre-optic gap directly over and under; On arbitrary xsect, the line at light transmitting fiber top is straight line, the bottom line of the groove of upper surface is straight line, and the bottom line of the groove of upper surface is positioned at the line top at light transmitting fiber top, the line at the end, light transmitting fiber top is straight line, the bottom line of the groove of lower surface is straight line, and the bottom line of the groove of lower surface is positioned at the line below at the end, light transmitting fiber top, and convex body is positioned at outside the bottom line of groove of the bottom line of groove of upper surface and lower surface; Described convex body be shaped as rectangle.
2. fibre ribbon according to claim 1 is characterized in that described light transmitting fiber is single-mode fiber or multimode optical fiber.
3. fibre ribbon according to claim 2 is characterized in that described light transmitting fiber is G.652 type or G.651 type or G.653 type or G.654 type or G.655 type or G.657 type or A1a type or A1b type.
4. fibre ribbon according to claim 1 is characterized in that described light transmitting fiber radical is 2 or 4 or 6 or 8 or 10 or 12 or 18 or 24; Described fibre ribbon is that 10 minutes, flat pressure are the short term pressure test of 2200N/100mm and duration to be that 10 minutes, flat pressure are under the situation of the long-term flat pressure test of 1000N/100mm the duration in experience, the additional attenuation≤0.03dB/km of fibre ribbon; And after the test, fibre ribbon is observed under 50 times magnifier, without any crackle.
5. optical fibre band optical cable, it is characterized in that it be by the loose sleeve pipe that is positioned at central authorities, be positioned at loose sleeve pipe reinforcement outer and that be close to loose sleeve pipe, the restrictive coating that is coated on the reinforcement constitutes; Include the many described fibre ribbons of claim 1 in the described loose sleeve pipe, and the multifiber band stacks successively in stacked mode, fibre ribbon is discontiguous with pine cover tube wall.
6. optical fibre band optical cable according to claim 5, the material that it is characterized in that described loose sleeve pipe is polybutylene terephthalate or polypropylene.
7. optical fibre band optical cable according to claim 5, the material that it is characterized in that described reinforcement is fragrant human relations yarn or glass fiber tape.
8. optical fibre band optical cable according to claim 5, the material that it is characterized in that described restrictive coating is Low Density Polyethylene or medium density polyethylene or high density polyethylene or low smoke and zero halogen tygon or Polyvinylchloride.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210198514 CN102692688B (en) | 2012-06-17 | 2012-06-17 | Optical fiber ribbon and optical cable adopting same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210198514 CN102692688B (en) | 2012-06-17 | 2012-06-17 | Optical fiber ribbon and optical cable adopting same |
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| Publication Number | Publication Date |
|---|---|
| CN102692688A CN102692688A (en) | 2012-09-26 |
| CN102692688B true CN102692688B (en) | 2013-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201210198514 Active CN102692688B (en) | 2012-06-17 | 2012-06-17 | Optical fiber ribbon and optical cable adopting same |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104977677B (en) * | 2014-01-02 | 2018-05-01 | 宏安集团有限公司 | Light unit and the optical cable using the light unit |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5253318A (en) * | 1992-02-14 | 1993-10-12 | W. L. Gore & Associates, Inc. | Optical fiber ribbon cable |
| CN1407361A (en) * | 2001-08-23 | 2003-04-02 | 菲特尔美国公司 | Optical fiber cable device with piling bands |
| CN201548732U (en) * | 2009-12-03 | 2010-08-11 | 江苏永鼎股份有限公司 | Small-sized nonmetal optical fiber ribbon optical cable used for FTTX |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006208940A (en) * | 2005-01-31 | 2006-08-10 | Swcc Showa Cable Systems Co Ltd | Optical fiber ribbon and optical cable |
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2012
- 2012-06-17 CN CN 201210198514 patent/CN102692688B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5253318A (en) * | 1992-02-14 | 1993-10-12 | W. L. Gore & Associates, Inc. | Optical fiber ribbon cable |
| CN1407361A (en) * | 2001-08-23 | 2003-04-02 | 菲特尔美国公司 | Optical fiber cable device with piling bands |
| CN201548732U (en) * | 2009-12-03 | 2010-08-11 | 江苏永鼎股份有限公司 | Small-sized nonmetal optical fiber ribbon optical cable used for FTTX |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2006-208940A 2006.08.10 |
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| CN102692688A (en) | 2012-09-26 |
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Inventor after: Shen Qunhua Inventor after: Long Yan Inventor before: Shen Qunhua |
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Owner name: JIANGSU NANFANG COMMUNICATIONS TECHNOLOGY CO., LTD Free format text: FORMER OWNER: CHANGSHU GULEITE MACHINERY PRODUCT DESIGN CO., LTD. Effective date: 20141020 |
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Effective date of registration: 20141020 Address after: 213104 Cen Cun road, Luoyang Town, Wujin District, Jiangsu, Changzhou Patentee after: Jiangsu Nanfang Communications Technology Co., Ltd. Address before: 215554 Suzhou, Changshou City, Shang Lake Town, New Lane Village, No. 15 Patentee before: Changshu Guleite Machinery Product Design Co., Ltd. |