CN101923196A - Optical fiber ribbon, optical fiber ribbon body and optical cable - Google Patents
Optical fiber ribbon, optical fiber ribbon body and optical cable Download PDFInfo
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- CN101923196A CN101923196A CN 201010173334 CN201010173334A CN101923196A CN 101923196 A CN101923196 A CN 101923196A CN 201010173334 CN201010173334 CN 201010173334 CN 201010173334 A CN201010173334 A CN 201010173334A CN 101923196 A CN101923196 A CN 101923196A
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- optical fiber
- fibre ribbon
- stiffener
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- density polyethylene
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Abstract
The invention relates to an optical communication carrier, in particular to an optical fiber ribbon, which is characterized by comprising optical fibers and a bonding layer coating the optical fibers, wherein the cross sections of the bonding layer are in a fan ring shape; the extension parts of fan ring shape tangential paths on any cross section intersect into an intersection point; the included angle of the fan ring shape tangential paths is beta; on any cross section, the centers of at least one layer and the same layer of the optical fibers distributed in the bonding layer are on the same circular arc which uses the intersection point as the center of a circle; the minimum distance of any two optical fibers is 15 microns; the minimum distance of any optical fiber to the bonding layer is 15 microns; the curvature of the interior edge and the external edge of the bonding layer at any cross section is identical; and besides, the arc length of the interior edge is smaller than the arc length of the external edge. The invention also discloses an optical fiber ribbon body and an optical cable using the optical fiber ribbon, and has the advantages of more convenient construction, higher optical fiber density, smaller external diameter of the optical cable, lower cost and simper production facility.
Description
Technical field
The present invention relates to the optical communication carrier, particularly a kind of novel fibre ribbon, adopt the optical fiber ribbon body of this fibre ribbon and adopt the optical cable of this fibre ribbon or optical fiber ribbon body.
Background technology
Intellectual Property Right Bureau of the RPC discloses the patented claim document that name is called " a kind of optical fibre band optical cable ", the application number of this patent is 200810174168.9, this application is a kind of optical fibre band optical cable, and it is made up of obturator, fibre ribbon, protective seam and sheath at least; Fibre ribbon centers on and is coated on outside the obturator, and protective seam centers on and is coated on outside the fibre ribbon, and sheath is coated on outside the protective seam.This invention has following beneficial effect: reduced the occupancy of space resources widely, reduced raw-material consumption effectively, saved cost significantly, reduced user's spending, simplified the operation of producing, reduced the input of production equipment.
But along with developing rapidly of 3G, people are more and more higher for the requirement of the density of optical fiber, are little as far as possible for the requirement of cost, require convenient, quick for the construction aspect.
And for above-mentioned optical cable, the density of optical fiber obviously is the requirement that does not reach development; In addition, because the fibre ribbon integral coating in the optical cable has been lived obturator, therefore, need with whole fibre ribbon all separately just therefore bring great inconvenience during construction to construction.
Summary of the invention
In order to address the above problem, to the invention provides a kind of fibre ribbon, adopt the optical fiber ribbon body of this fibre ribbon and adopt the optical cable of this fibre ribbon or optical fiber ribbon body.The present invention adopts following technical scheme to realize:
Fibre ribbon is characterized in that it includes optical fiber, envelopes the tack coat of optical fiber; The xsect of described tack coat is the fan annular, the crossing intersection point that forms in the straight-line segment extension of fan ring on arbitrary xsect, and the angle of the straight-line segment of fan ring is β on arbitrary xsect; On arbitrary xsect, the described optical fiber that is distributed in the tack coat have one deck at least and with the central distribution of all optical fiber of one deck on the same circular arc of intersection as center; Described optical fiber, between any two is 15 μ m apart from minimum value; Described optical fiber, arbitrary is 15 μ m to the tack coat edge apart from minimum value; On arbitrary xsect, the inward flange of described tack coat is identical with outer peripheral curvature, and the arc length of inward flange is less than outer peripheral arc length.
Above-mentioned described fibre ribbon, the scope that it is characterized in that described angle β are 14 °～178 °.
Above-mentioned described fibre ribbon is characterized in that described angle β is 14 ° or 19 ° or 20 ° or 29 ° or 38 ° or 58 ° or 70 ° or 89 ° or 118 ° or 178 °.
Above-mentioned described fibre ribbon is characterized in that described optical fiber is single-mode fiber or multimode optical fiber or plastic optical fiber.
Further, above-mentioned described fibre ribbon is characterized in that described optical fiber is G652 type or G655 type or G657 type or A1a type or A1b type.
Above-mentioned described fibre ribbon is characterized in that described tack coat is heat reactive resin or ultraviolet-curing resin.
Above-mentioned described fibre ribbon, when it is characterized in that described optical fiber has multilayer, arbitrarily adjacent two-layer in, the quantity of the optical fiber of internal layer is less than outer field number of fibers.
Optical fiber ribbon body is characterized in that it is formed by the tack coat bonding by many above-mentioned described fibre ribbons; In the adjacent fibre ribbon, the number of fibers in the inner layer optical fiber band is less than the quantity of outer field fibre ribbon.
A kind of optical cable is characterized in that it comprises at least: be positioned at central authorities stiffener 4, be positioned at outside the stiffener and the multifiber band that is arranged in order around stiffener, be coated on the outer protective seam 5 of optical fiber ribbon body and be coated on restrictive coating 6 outside the protective seam.
Above-mentioned described optical cable is characterized in that described stiffener 4 is for metal or nonmetallic.
Above-mentioned described optical cable is characterized in that described stiffener 4 is steel wire or fiberglass pole or aramid yarn or steel strand wires or fiberglass pole intertwist body or aramid yarn or glass fiber yarn.
A kind of optical cable is characterized in that it comprises at least: be positioned at central authorities stiffener 4, be positioned at outside the stiffener and the multifiber belt body that is arranged in order around stiffener, be coated on the outer protective seam 5 of optical fiber ribbon body and be coated on restrictive coating 6 outside the protective seam.
Above-mentioned described any optical cable is characterized in that described stiffener 4 inside comprise reinforcement 41.
Above-mentioned described any optical cable is characterized in that described reinforcement 41 is for metal or nonmetallic.
Above-mentioned described any optical cable is characterized in that described reinforcement 41 is steel wire or fiberglass pole or aramid yarn or steel strand wires or fiberglass pole intertwist body or aramid yarn or glass fiber yarn.
Above-mentioned described any optical cable is characterized in that described stiffener 4 is low density polyethylene or medium density polyethylene or high density polyethylene or low smoke and zero halogen tygon or low-smoke low-halogen tygon or anti-electric trace tygon or nylon.
Above-mentioned described any optical cable is characterized in that wrapping yarn or the line of described protective seam 5 for fixed fiber band or optical fiber ribbon body, can be that polyester is pricked yarn or yarn pricked by terylene or nylon is pricked yarn or polyamide fibre is pricked yarn or continuous line.
Above-mentioned described any optical cable is characterized in that described protective seam 5 is lamination layer structure, and its internal layer is the wrapping yarn or the line of fixed fiber band or optical fiber ribbon body, can be that polyester is pricked yarn or yarn pricked by terylene or nylon is pricked yarn or polyamide fibre is pricked yarn or continuous line; Its skin is waterstop or nonwoven fabrics or polyester belt or glass fiber tape.
Above-mentioned described any optical cable is characterized in that described restrictive coating 6 is low density polyethylene or medium density polyethylene or high density polyethylene or low smoke and zero halogen tygon or low-smoke low-halogen tygon or anti-electric trace tygon or nylon.
Beneficial effect of the present invention:, therefore, the simple optical fiber band can be separated during construction, so can construct easily because fibre ribbon of the present invention can be spliced to form near round shape; In addition, the multifiber band can piece together optical fiber ribbon body, and therefore, the density of optical fiber is higher; Once more, adopt fibre ribbon of the present invention or optical fiber ribbon body cable outer diameter littler, so cost more save; In addition, in the process of optical cable, the mould that lays fibre ribbon is more succinct, thus optical cable production more convenient, required equipment input is still less.
Description of drawings
Fig. 1 is the cross-sectional structure synoptic diagram of fibre ribbon one embodiment of the present invention;
Fig. 2 is the cross-sectional structure synoptic diagram of optical fiber ribbon body one embodiment of the present invention;
Fig. 3 is one section a perspective view of the another embodiment of optical fiber ribbon body of the present invention;
Fig. 4 is the structural representation that Fig. 3 xsect amplifies;
Fig. 5 is one section a perspective view of optical cable one embodiment of the present invention;
Fig. 6 is one section a perspective view of the another embodiment of optical cable of the present invention.
Embodiment
Below in conjunction with accompanying drawing, describe embodiment in detail.
Embodiment one is fibre ribbon of the present invention, and embodiment two to embodiment three is optical fiber ribbon body of the present invention; Embodiment four is to the embodiment of embodiment five optical cables of the present invention.
Embodiment one:
See also Fig. 1, fibre ribbon 3 is characterized in that it includes optical fiber (11,21,31), envelopes the tack coat 32 of optical fiber; The xsect of described tack coat is the fan annular, the crossing intersection point that forms in the straight-line segment extension of fan ring on arbitrary xsect, and the angle β of the straight-line segment of fan ring is 89 ° on arbitrary xsect; On arbitrary xsect, the described optical fiber that is distributed in the tack coat have three layers and with the central distribution of all optical fiber of one deck on the same circular arc of intersection as center; Described optical fiber, between any two is 15 μ m apart from minimum value; Described optical fiber, arbitrary is 15 μ m to the tack coat edge apart from minimum value; On arbitrary xsect, the inward flange 33 of described tack coat is identical with outer peripheral curvature, and the arc length of inward flange is less than outer peripheral arc length; Described optical fiber is single mode G652 type optical fiber; Described tack coat is a ultraviolet-curing resin; In described three layers of optical fiber, innermost layer is for being 6, and the middle layer is 8, and outermost layer is 12.
Certainly, above-mentioned described fibre ribbon, its feature also is on arbitrary xsect, the described optical fiber that is distributed in the tack coat have one deck at least and with the central distribution of all optical fiber of one deck on the same circular arc of intersection as center; On arbitrary xsect, the inward flange of described tack coat is identical with outer peripheral curvature, and the arc length of inward flange is less than outer peripheral arc length.
Above-mentioned described fibre ribbon is characterized in that the scope of described angle β also can be 14 °～178 °.
Above-mentioned described fibre ribbon is characterized in that described angle β is 14 ° or 19 ° or 20 ° or 29 ° or 38 ° or 58 ° or 70 ° or 89 ° or 118 ° or 178 °.
Above-mentioned described fibre ribbon is characterized in that described optical fiber is single-mode fiber or multimode optical fiber or plastic optical fiber.
Further, above-mentioned described fibre ribbon is characterized in that described optical fiber is G652 type or G655 type or G657 type or A1a type or A1b type.
Above-mentioned described fibre ribbon is characterized in that described tack coat is heat reactive resin or ultraviolet-curing resin.
Above-mentioned described fibre ribbon, when it is characterized in that described optical fiber has multilayer, arbitrarily adjacent two-layer in, the quantity of the optical fiber of internal layer is less than outer field number of fibers.
Embodiment two:
See also Fig. 2, optical fiber ribbon body is characterized in that it is formed by the tack coat bonding by two embodiments, one described fibre ribbon; One deck optical fiber is only arranged in the every fibre ribbon; Inner layer optical fiber band 3 is characterized in that it includes optical fiber 31, envelopes the tack coat 32 of optical fiber; In the inward flange 33 of the tack coat of described inner layer optical fiber band and the outward flange, the inward flange of outward flange and fibre ribbon 2 23 bonds together by tack coat; Comprise optical fiber 21 in the fibre ribbon 2 and envelope the tack coat 22 of optical fiber; In the described optical fiber ribbon body, fibre ribbon 3 comprises 6 optical fiber, and fibre ribbon 2 comprises 8 optical fiber.
Embodiment three:
See also Fig. 3 and Fig. 4, optical fiber ribbon body substantially with embodiment two, is characterized in that it is formed by the tack coat bonding by three embodiments, one described fibre ribbon; One deck optical fiber is only arranged in the every fibre ribbon; Inner layer optical fiber band 3 is characterized in that it includes optical fiber 31, envelopes the tack coat 32 of optical fiber; In the inward flange 33 of the tack coat of described inner layer optical fiber band 3 and the outward flange 34, the inward flange of outward flange 34 and fibre ribbon 2 23 bonds together by tack coat; Comprise optical fiber 21 in the middle level fibre ribbon 2 and envelope the tack coat 22 of optical fiber; In the inward flange 23 of the tack coat of described middle level fibre ribbon 2 and the outward flange 24, the inward flange of outward flange 24 and fibre ribbon 1 13 bonds together by tack coat; Comprise optical fiber 11 in the outer fibre ribbon 2 and envelope the tack coat 12 of optical fiber; The outward flange 14 of outer fibre ribbon 2 has enveloped optical fiber; In the described optical fiber ribbon body, fibre ribbon 3 comprises 6 optical fiber, and fibre ribbon 2 comprises 8 optical fiber, and fibre ribbon 1 comprises 10 optical fiber.
Above-mentioned described optical fiber ribbon body is characterized in that it is formed by the tack coat bonding by many above-mentioned described fibre ribbons; In the adjacent fibre ribbon, the number of fibers in the inner layer optical fiber band is less than the quantity of outer field fibre ribbon.
Embodiment four:
See also Fig. 5; a kind of optical cable is characterized in that it comprises at least: be positioned at central authorities stiffener 4, be positioned at outside the stiffener and the multifiber band (1,2,3) that is arranged in order around stiffener, be coated on the outer protective seam 5 of optical fiber ribbon body and be coated on restrictive coating 6 outside the protective seam.
Above-mentioned described optical cable is characterized in that described stiffener 4 is for metal or nonmetallic.
Above-mentioned described optical cable is characterized in that described stiffener 4 is steel wire or fiberglass pole or aramid yarn or steel strand wires or fiberglass pole intertwist body or aramid yarn or glass fiber yarn.
Embodiment five:
See also Fig. 6; a kind of optical cable is characterized in that it comprises at least: be positioned at central authorities stiffener 4, be positioned at outside the stiffener and the multifiber belt body that is arranged in order around stiffener, be coated on the outer protective seam 5 of optical fiber ribbon body and be coated on restrictive coating 6 outside the protective seam.
Above-mentioned described optical cable is characterized in that described stiffener 4 inside comprise reinforcement 41.
Above-mentioned described optical cable is characterized in that described reinforcement 41 is for metal or nonmetallic.
Above-mentioned described optical cable is characterized in that described reinforcement 41 is steel wire or fiberglass pole or aramid yarn or steel strand wires or fiberglass pole intertwist body or aramid yarn or glass fiber yarn.
Above-mentioned described optical cable is characterized in that described stiffener 4 is low density polyethylene or medium density polyethylene or high density polyethylene or low smoke and zero halogen tygon or low-smoke low-halogen tygon or anti-electric trace tygon or nylon.
Certainly, above-mentioned described any optical cable is characterized in that wrapping yarn or the line of described protective seam 5 for fixed fiber band or optical fiber ribbon body, can be that polyester is pricked yarn or yarn pricked by terylene or nylon is pricked yarn or polyamide fibre is pricked yarn or continuous line.
Certainly, above-mentioned described any optical cable is characterized in that described protective seam 5 is lamination layer structure, and its internal layer is the wrapping yarn or the line of fixed fiber band or optical fiber ribbon body, can be that polyester is pricked yarn or yarn pricked by terylene or nylon is pricked yarn or polyamide fibre is pricked yarn or continuous line; Its skin is waterstop or nonwoven fabrics or polyester belt or glass fiber tape.
Certainly, above-mentioned described any optical cable is characterized in that described restrictive coating 6 is low density polyethylene or medium density polyethylene or high density polyethylene or low smoke and zero halogen tygon or low-smoke low-halogen tygon or anti-electric trace tygon or nylon.
Certainly, above-mentioned described any optical cable also can be provided with multi-protective layer in its outside, increases the polyamide sheath as increasing outside optical cable, with termite-proof biting; Place steel belt layer for another example earlier, place plastic layer etc. again, to protect optical cable better.
Beneficial effect of the present invention:, therefore, the simple optical fiber band can be separated during construction, so can construct easily because fibre ribbon of the present invention can be spliced to form near round shape; In addition, the multifiber band can piece together optical fiber ribbon body, and therefore, the density of optical fiber is higher; Once more, adopt fibre ribbon of the present invention or optical fiber ribbon body cable outer diameter littler, so cost more save; In addition, in the process of optical cable, the mould that lays fibre ribbon is more succinct, thus optical cable production more convenient, required equipment input is still less.
The above only is the present invention typical case specific embodiment; everyly be familiar with this skill personage and make various modifications or change very easily in view of the above; therefore, all equivalence replacements that claim spirit of the present invention is done that do not break away from all should be included in this patent protection domain.
Claims (10)
1. fibre ribbon is characterized in that it includes optical fiber, envelopes the tack coat of optical fiber; The xsect of described tack coat is the fan annular, the crossing intersection point that forms in the straight-line segment extension of fan ring on arbitrary xsect, and the angle of the straight-line segment of fan ring is β on arbitrary xsect; On arbitrary xsect, the described optical fiber that is distributed in the tack coat have one deck at least and with the central distribution of all optical fiber of one deck on the same circular arc of intersection as center; Described optical fiber, between any two is 15 μ m apart from minimum value; Described optical fiber, arbitrary is 15 μ m to the tack coat edge apart from minimum value; On arbitrary xsect, the inward flange of described tack coat is identical with outer peripheral curvature, and the arc length of inward flange is less than outer peripheral arc length.
2. fibre ribbon according to claim 1 is characterized in that: the scope of described angle β is 14 °～178 °.
3. fibre ribbon according to claim 2 is characterized in that: described angle β is 14 ° or 19 ° or 20 ° or 29 ° or 38 ° or 58 ° or 70 ° or 89 ° or 118 ° or 178 °.
4. fibre ribbon according to claim 1 is characterized in that: described optical fiber is single-mode fiber or multimode optical fiber or plastic optical fiber.
5. fibre ribbon according to claim 1 is characterized in that: described optical fiber is G652 type or G655 type or G657 type or A1a type or A1b type.
6. fibre ribbon according to claim 1 is characterized in that: described tack coat is heat reactive resin or ultraviolet-curing resin.
7. fibre ribbon according to claim 1 is characterized in that: when described optical fiber has multilayer, arbitrarily adjacent two-layer in, the quantity of the optical fiber of internal layer is less than outer field number of fibers.
8. adopt the optical fiber ribbon body of claim 1, it is characterized in that it is formed by the tack coat bonding by the multifiber band to any fibre ribbon described in the claim 7; In the adjacent fibre ribbon, the number of fibers in the inner layer optical fiber band is less than the quantity of outer field fibre ribbon.
9. optical cable is characterized in that it comprises at least: be positioned at central authorities stiffener (4), be positioned at outside the stiffener and the multifiber band that is arranged in order around stiffener, be coated on the outer protective seam (5) of optical fiber ribbon body and be coated on restrictive coating (6) outside the protective seam; Described fibre ribbon is a claim 1 to described in the claim 7 any; Described stiffener (4) is metal or nonmetallic; Described protective seam (5) is wrapping yarn or the line or the composite bed of fixed fiber band or optical fiber ribbon body; Described restrictive coating (6) is low density polyethylene or medium density polyethylene or high density polyethylene or low smoke and zero halogen tygon or low-smoke low-halogen tygon or anti-electric trace tygon or nylon.
10. optical cable is characterized in that it comprises at least: be positioned at central authorities stiffener (4), be positioned at outside the stiffener and the described optical fiber ribbon body of many claims 8 that is arranged in order around stiffener, be coated on the outer protective seam (5) of optical fiber ribbon body and be coated on restrictive coating (6) outside the protective seam; Described stiffener (4) inside comprises reinforcement (41); Described reinforcement (41) is metal or nonmetallic; Described stiffener (4) is low density polyethylene or medium density polyethylene or high density polyethylene or low smoke and zero halogen tygon or low-smoke low-halogen tygon or anti-electric trace tygon or nylon; Described protective seam (5) is wrapping yarn or the line or the composite bed of fixed fiber band or optical fiber ribbon body; Described restrictive coating (6) is low density polyethylene or medium density polyethylene or high density polyethylene or low smoke and zero halogen tygon or low-smoke low-halogen tygon or anti-electric trace tygon or nylon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010173334 CN101923196A (en) | 2010-05-03 | 2010-05-03 | Optical fiber ribbon, optical fiber ribbon body and optical cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010173334 CN101923196A (en) | 2010-05-03 | 2010-05-03 | Optical fiber ribbon, optical fiber ribbon body and optical cable |
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| CN101923196A true CN101923196A (en) | 2010-12-22 |
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| CN 201010173334 Pending CN101923196A (en) | 2010-05-03 | 2010-05-03 | Optical fiber ribbon, optical fiber ribbon body and optical cable |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104898220A (en) * | 2015-05-06 | 2015-09-09 | 深圳市特发信息股份有限公司 | Multilayer optical fiber ribbon |
| WO2022057102A1 (en) * | 2020-09-17 | 2022-03-24 | 苏州专创光电科技有限公司 | Cable for data center access, and optical cable and photoelectric composite cable |
| CN114994849A (en) * | 2022-08-01 | 2022-09-02 | 苏州胜信光电科技有限公司 | Portable optical fiber ribbon optical cable for access network and preparation method |
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| US4185887A (en) * | 1973-06-01 | 1980-01-29 | Industrie Pirelli Societa Per Azioni | Optical fiber cable |
| EP0540988A1 (en) * | 1991-11-07 | 1993-05-12 | Alcatel Stk A/S | Fiber obtic cable |
| CN101359072A (en) * | 2008-09-16 | 2009-02-04 | 沈群华 | Optical fiber band and optical cable using the optical fiber band |
| CN101393310A (en) * | 2008-11-05 | 2009-03-25 | 沈群华 | Optical fibre band optical cable |
| CN101430403A (en) * | 2008-10-06 | 2009-05-13 | 沈群华 | Beaming type optical fiber ribbon |
| CN201716444U (en) * | 2010-05-03 | 2011-01-19 | 蒋菊生 | Optical fiber ribbon, optical fiber ribbon body and cable |
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2010
- 2010-05-03 CN CN 201010173334 patent/CN101923196A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3883218A (en) * | 1972-11-10 | 1975-05-13 | British Insulated Callenders | Optical guides |
| US4185887A (en) * | 1973-06-01 | 1980-01-29 | Industrie Pirelli Societa Per Azioni | Optical fiber cable |
| EP0540988A1 (en) * | 1991-11-07 | 1993-05-12 | Alcatel Stk A/S | Fiber obtic cable |
| CN101359072A (en) * | 2008-09-16 | 2009-02-04 | 沈群华 | Optical fiber band and optical cable using the optical fiber band |
| CN101430403A (en) * | 2008-10-06 | 2009-05-13 | 沈群华 | Beaming type optical fiber ribbon |
| CN101393310A (en) * | 2008-11-05 | 2009-03-25 | 沈群华 | Optical fibre band optical cable |
| CN201716444U (en) * | 2010-05-03 | 2011-01-19 | 蒋菊生 | Optical fiber ribbon, optical fiber ribbon body and cable |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104898220A (en) * | 2015-05-06 | 2015-09-09 | 深圳市特发信息股份有限公司 | Multilayer optical fiber ribbon |
| WO2022057102A1 (en) * | 2020-09-17 | 2022-03-24 | 苏州专创光电科技有限公司 | Cable for data center access, and optical cable and photoelectric composite cable |
| CN114994849A (en) * | 2022-08-01 | 2022-09-02 | 苏州胜信光电科技有限公司 | Portable optical fiber ribbon optical cable for access network and preparation method |
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Application publication date: 20101222 |