WO2011059065A1 - Câble de fibres optiques et procédé de fabrication de celui-ci - Google Patents

Câble de fibres optiques et procédé de fabrication de celui-ci Download PDF

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Publication number
WO2011059065A1
WO2011059065A1 PCT/JP2010/070216 JP2010070216W WO2011059065A1 WO 2011059065 A1 WO2011059065 A1 WO 2011059065A1 JP 2010070216 W JP2010070216 W JP 2010070216W WO 2011059065 A1 WO2011059065 A1 WO 2011059065A1
Authority
WO
WIPO (PCT)
Prior art keywords
optical fiber
fiber cable
optical
cylindrical tube
tube
Prior art date
Application number
PCT/JP2010/070216
Other languages
English (en)
Japanese (ja)
Inventor
健 大里
由紀子 武
直樹 岡田
次朗 高田
優征 石岡
Original Assignee
株式会社フジクラ
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社フジクラ filed Critical 株式会社フジクラ
Publication of WO2011059065A1 publication Critical patent/WO2011059065A1/fr

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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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401—Optical cables
    • G02B6/4429—Means specially adapted for strengthening or protecting the cables
    • G02B6/44384—Means specially adapted for strengthening or protecting the cables the means comprising water blocking or hydrophobic materials
    • 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

Definitions

  • the identification yarn 104 that bundles the optical fibers 102 is unwound or cut.
  • the optical fiber 102 can be taken out.
  • the identification yarn 104 is easily unwound with the removal of the sheath.
  • the identification yarn 104 is unwound, the optical fibers 102 constituting the optical unit 102a are separated, making it difficult to distinguish from the optical fibers constituting the other optical units.
  • the film tape may be made of a colorless and transparent material, and the ultraviolet curable resin may be colored.
  • an optical fiber cable having a structure in which an optical unit in which a plurality of optical fibers are gathered is assembled it is easy to connect an optical fiber in an optical unit to an optical fiber in another optical unit, Moreover, the optical fiber constituting the optical unit is not separated in the vicinity of the terminal, and an optical fiber cable that can be easily manufactured and a method for manufacturing the optical fiber cable can be provided.
  • the optical fiber cable 1 has a structure in which a plurality of optical units 2a each including a plurality of optical fibers 2 are assembled as shown in FIG.
  • This optical fiber cable 1 has a slot core 4 having a C-shaped cross section having a cylindrical slot 4a. That is, the optical fiber cable 1 is configured by housing and holding a plurality of optical units 2a in the slot 4a of the slot core 4, and covering the entire slot core 4 including the opening 5 of the slot 4a with the sheath 6. Composed.
  • the slot 4 a is formed in a straight line along the longitudinal direction of the optical fiber cable 1.
  • FIG. 5 is a perspective view showing a first configuration example of the optical unit 2a according to the first embodiment of the present invention.
  • the tube 3 is formed from a thermoplastic flat film tape (film ribbon) (hereinafter simply referred to as a film tape). Specifically, this film tape is bent into a cylindrical shape so as to have an overlapping portion 3d in the circumferential direction, and further heated so as to maintain its shape. As a result, the tube 3 is formed. As illustrated, the overlapping portion 3d extends linearly in the longitudinal direction of the optical unit 2a.
  • the film tape is made of, for example, PET (Polyethyleneterephthalate) and has a thickness of, for example, 0.012 mm to 0.100 mm.
  • FIG. 6 is a perspective view showing a second configuration example of the optical unit 2a according to the first embodiment of the present invention.
  • each optical unit 2a can be identified by the color of the colored portion 3a.
  • the film tape is colored in advance to identify the optical units 2a.
  • the tube 3 is colored in order to distinguish between the optical units 2a.
  • each optical unit 2a can be identified by the color of the tube 3.
  • FIG. 9 is a perspective view showing a fifth configuration example of the optical unit 2a according to the first embodiment of the present invention.
  • FIG. 10 is a perspective view showing a sixth configuration example of the optical unit 2a according to the first embodiment of the present invention.
  • the optical fiber cable 1 is easy to handle because the optical fiber 2 constituting the optical unit 2a does not fall in the vicinity of the terminal.
  • the water-absorbing material 7 may be applied only to one surface of the film tape that becomes the inner surface of the tube 3 before the film tape is formed into a cylindrical shape. Therefore, the optical unit 2a can be easily manufactured using the coating apparatus in the manufacturing process. Moreover, even if the applied water-absorbing material 7 is a material that requires a drying treatment after application, the water-absorbing material 7 is also simultaneously dried by the heating device used when forming the film tape on the tube 3. Is possible.
  • the tube 3 formed in a cylindrical shape can be easily taken out of the optical fiber 2 in the same manner as the tube to which the water-absorbing material 7 is not applied. Further, the optical fiber 2 can be taken out very easily as compared with a tube filled with a filler such as jelly.
  • the shape of the tube 3 is maintained without performing bonding, covering, rough winding, or the like of the overlapping portion 3d of the film tape as in the above-described embodiment. Therefore, the optical fiber 2 can be easily taken out by opening the tube 3 by peeling a part thereof with a finger or the like, and the taken-out optical fiber 2 can be re-stored in the tube 3. is there. Therefore, it is easy to connect the optical fiber 2 at the terminal.
  • FIG. 13 is a side view which shows the 1st structural example of the manufacturing apparatus of the optical fiber cable which concerns on 1st Embodiment of this invention.
  • the ultraviolet curable resin 3c when the ultraviolet curable resin 3c is applied around the tube 3 (see FIG. 9), as shown in FIG. ) It can be manufactured by a manufacturing apparatus having a supply device 211 and a UV resin coating die 212. In this apparatus as well, a plurality of optical units 2a may be accommodated in the slot core 4 using the second collecting unit 204b.
  • a plurality of optical fibers 2 are supplied from the optical fiber supply unit 202.
  • the film tape 3e is supplied from the film tape supply unit 203.
  • the film tape 3e is formed in the cylindrical tube 3 which wraps the optical fiber 2 in the 1st gathering part 204a.
  • the preheating device 214 heats the film tape 3e at a temperature lower than the heating temperature of the first collecting portion 204a, and facilitates bending at the first collecting portion 204a.
  • the UV curable resin 3 c supplied from the UV curable resin supply device 211 is coated around the tube 3 in which the optical fiber 2 is accommodated in the UV resin application dice unit 212.
  • the coated ultraviolet curable resin 3c is cured by irradiation of ultraviolet rays generated by the UV lamp 213.
  • the ultraviolet curable resin 3c supplied from the ultraviolet curable resin supply device 211 is coated around the tube 3 housing the optical fiber 2.
  • the coated ultraviolet curable resin 3c is cured by irradiation of ultraviolet rays generated by the UV lamp 213.

Abstract

L'invention concerne un câble de fibres optiques (1) qui est équipé d'une pluralité d'unités optiques (2a). Chacune de ces unités optiques (2a) contient une pluralité de fibres optiques (2) et des tubes de forme cylindrique (3) rassemblant ces fibres optiques (2). Ces tubes de forme cylindrique (3) sont formés de rubans de film thermoplastiques (3e), et selon une forme cylindrique possédant une partie de superposition (3d) suivant la direction longitudinale des rubans de film thermoplastiques (3e).
PCT/JP2010/070216 2009-11-13 2010-11-12 Câble de fibres optiques et procédé de fabrication de celui-ci WO2011059065A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2009-260404 2009-11-13
JP2009260404 2009-11-13
JP2010-156794 2010-07-09
JP2010156794A JP2011123472A (ja) 2009-11-13 2010-07-09 光ファイバケーブル及びこの光ファイバケーブルの製造方法

Publications (1)

Publication Number Publication Date
WO2011059065A1 true WO2011059065A1 (fr) 2011-05-19

Family

ID=43991721

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2010/070216 WO2011059065A1 (fr) 2009-11-13 2010-11-12 Câble de fibres optiques et procédé de fabrication de celui-ci

Country Status (2)

Country Link
JP (1) JP2011123472A (fr)
WO (1) WO2011059065A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014202795A (ja) * 2013-04-01 2014-10-27 株式会社フジクラ 光ユニット及び光ファイバケーブル

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JP5654945B2 (ja) * 2011-05-09 2015-01-14 株式会社フジクラ 光ユニット
JP5960400B2 (ja) * 2011-08-24 2016-08-02 株式会社フジクラ 光ファイバケーブル及び光ファイバケーブルの製造方法
JP2013061524A (ja) * 2011-09-14 2013-04-04 Fujikura Ltd 光ユニット、光ファイバケーブルの製造方法及び光ユニットと光ファイバケーブル
WO2013065640A1 (fr) * 2011-11-04 2013-05-10 株式会社フジクラ Câble de fibre optique
JP2013097285A (ja) * 2011-11-04 2013-05-20 Fujikura Ltd 光ユニット及び光ファイバケーブル
JP5902007B2 (ja) * 2012-03-12 2016-04-13 株式会社フジクラ 光ファイバケーブル及び光ファイバケーブルの製造方法
JP2014006472A (ja) * 2012-06-27 2014-01-16 Fujikura Ltd 光ファイバケーブル
JP2014016529A (ja) * 2012-07-10 2014-01-30 Sumitomo Electric Ind Ltd 光ファイバケーブル
JP2014035424A (ja) * 2012-08-08 2014-02-24 Fujikura Ltd 光ファイバユニット、光ファイバケーブル、光ファイバユニットの製造方法及び光ファイバケーブルの製造方法
JP2014035423A (ja) * 2012-08-08 2014-02-24 Fujikura Ltd 光ファイバユニット、光ファイバケーブル、光ファイバユニットの製造方法及び光ファイバケーブルの製造方法
JP6007026B2 (ja) * 2012-08-10 2016-10-12 株式会社フジクラ 光ファイバケーブル
JP2014077877A (ja) * 2012-10-10 2014-05-01 Fujikura Ltd 光ファイバケーブル
JP2014170106A (ja) * 2013-03-04 2014-09-18 Sumitomo Electric Ind Ltd 光ケーブル、光ケーブルの製造方法
JP2015099315A (ja) * 2013-11-20 2015-05-28 株式会社フジクラ スロット型光ファイバケーブル
JP2015099314A (ja) * 2013-11-20 2015-05-28 株式会社フジクラ スロット型光ファイバケーブル
JP6086324B2 (ja) * 2013-11-21 2017-03-01 株式会社フジクラ 光ファイバケーブル
CN113311552B (zh) * 2021-06-21 2022-08-16 江苏科信光电科技有限公司 一种通信光缆阻水材料及其制备方法

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JPS6350806A (ja) * 1986-08-21 1988-03-03 Nippon Telegr & Teleph Corp <Ntt> 防水形光フアイバケ−ブルおよびその製造方法
JPH08271773A (ja) * 1995-03-24 1996-10-18 Alcatel Cable 光ファイバケーブル
JP2004144960A (ja) * 2002-10-24 2004-05-20 Furukawa Electric Co Ltd:The 光ファイバケーブル
JP2005236840A (ja) * 2004-02-23 2005-09-02 Matsushita Electric Ind Co Ltd スピーカ用振動板の製造方法およびこの製造方法を用いたスピーカ用振動板
JP2006258889A (ja) * 2005-03-15 2006-09-28 Furukawa Electric Co Ltd:The 光ファイバケーブル
JP2007041379A (ja) * 2005-08-04 2007-02-15 Hitachi Cable Ltd 耐燃性被覆光ファイバ、耐燃性光ファイバテープ、及び耐燃性光ファイバユニット並びにそれを用いた光コード、光ケーブル

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6350806A (ja) * 1986-08-21 1988-03-03 Nippon Telegr & Teleph Corp <Ntt> 防水形光フアイバケ−ブルおよびその製造方法
JPH08271773A (ja) * 1995-03-24 1996-10-18 Alcatel Cable 光ファイバケーブル
JP2004144960A (ja) * 2002-10-24 2004-05-20 Furukawa Electric Co Ltd:The 光ファイバケーブル
JP2005236840A (ja) * 2004-02-23 2005-09-02 Matsushita Electric Ind Co Ltd スピーカ用振動板の製造方法およびこの製造方法を用いたスピーカ用振動板
JP2006258889A (ja) * 2005-03-15 2006-09-28 Furukawa Electric Co Ltd:The 光ファイバケーブル
JP2007041379A (ja) * 2005-08-04 2007-02-15 Hitachi Cable Ltd 耐燃性被覆光ファイバ、耐燃性光ファイバテープ、及び耐燃性光ファイバユニット並びにそれを用いた光コード、光ケーブル

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014202795A (ja) * 2013-04-01 2014-10-27 株式会社フジクラ 光ユニット及び光ファイバケーブル

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