WO2017177876A1 - Câble optique du type à fente de squelette multicouche et son procédé de fabrication - Google Patents

Câble optique du type à fente de squelette multicouche et son procédé de fabrication Download PDF

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Publication number
WO2017177876A1
WO2017177876A1 PCT/CN2017/079905 CN2017079905W WO2017177876A1 WO 2017177876 A1 WO2017177876 A1 WO 2017177876A1 CN 2017079905 W CN2017079905 W CN 2017079905W WO 2017177876 A1 WO2017177876 A1 WO 2017177876A1
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WO
WIPO (PCT)
Prior art keywords
skeleton
layer
slot
optical cable
metal strip
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/CN2017/079905
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English (en)
Chinese (zh)
Inventor
赵现伟
史烨婷
赵蕾
华益丰
牛丽澄
肖登国
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin Sei-Futong Optical Cable Co ltd
Original Assignee
Tianjin Sei-Futong Optical Cable Co ltd
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 Tianjin Sei-Futong Optical Cable Co ltd filed Critical Tianjin Sei-Futong Optical Cable Co ltd
Publication of WO2017177876A1 publication Critical patent/WO2017177876A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • G02B6/4432—Protective covering with fibre reinforcements
    • G02B6/4433—Double reinforcement laying in straight line with optical transmission element
    • 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
    • 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
    • G02B6/44384—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
    • 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
    • G02B6/4489—Manufacturing methods of optical cables of central supporting members of lobe structure

Definitions

  • the present invention relates to an optical cable, and more particularly to a multi-layer skeleton slot optical cable having a multi-layered skeleton structure and a method of manufacturing the same.
  • the outer diameter of the stranded cable and the weight of the cable itself are obviously increased, and the mechanical properties such as tensile and lateral pressure are not good enough, and as the number of stranded tubes increases (more than 12), 12 Color chromatography to identify the beam tube will also bring a lot of difficulty to the construction.
  • the skeleton-type large-core optical cable has good tensile and lateral pressure resistance, and it is easier to achieve a large core number.
  • the single-layer single-layer skeleton groove can achieve a large core number and a skeleton groove. There will be a lot of numbers.
  • the skeleton frame extrusion frame is easy to be deformed, and there is a quality hazard.
  • a certain distance must be maintained between adjacent frame grooves.
  • the outer diameter of the single-layer skeleton slots also increases significantly.
  • FIG. 1 is a cross-sectional view of a single layer skeleton slot cable in accordance with the prior art.
  • a center reinforcement 11 which is covered with a skeleton 12 on the outside of the center reinforcement 11, and a plurality of skeleton slots for placing the optical fiber ribbon 13 on the skeleton 12, at the skeleton 12.
  • the water blocking tape 13, the metal tape 14, and the sheath layer 15 are sequentially coated on the outside.
  • the invention provides a multi-layer skeleton trough optical cable and a manufacturing method thereof, and has a multi-layer skeleton structure, which solves the problems of poor strength and large outer diameter of a single-layer skeleton trough cable in a large core number.
  • the invention provides a multi-layer skeleton slot optical cable, comprising: a central reinforcement member located at a central portion of the multi-layer skeleton slot optical cable; and two or two sequentially arranged from the inner side and the outer center with the central reinforcement member as a center Two or more skeletons, on each of the skeletons, a plurality of skeleton grooves for arranging the optical fiber ribbons, wherein an outer layer of each of the skeletons is coated with a protective layer containing at least a metal strip, in the inner layer
  • the metal strip of the skeleton forms a skeleton of the outer layer; the protective layer of the outermost skeleton is coated with a sheath layer.
  • the skeleton grooves are distributed in a single spiral shape or an SZ spiral shape along the longitudinal direction of the optical fiber ribbon.
  • the skeleton slots are straight slots along the length of the ribbon.
  • the protective layer further comprises a water blocking strip disposed inside the metal strip.
  • the skeleton groove is identified by a marking on the skeleton ribs on both sides of the skeleton groove, wherein one side of the rib has a marking line on the other side of the rib, and the skeleton groove having two marking lines on the other side is the No. 1 groove.
  • each skeleton slot is sequentially, wherein each frame spacing is 5, and the ribs behind the skeleton slot start from a marking line.
  • the skeleton slot is identified by gradually accumulating a line.
  • the present invention also provides a method for manufacturing a multi-layer skeleton slot type optical cable, comprising the steps of: 1) forming an innermost skeleton having a plurality of skeleton grooves on the outer side of the center reinforcement by an extrusion molding method; 2) The optical fiber ribbon is placed in each of the plurality of skeleton slots of the innermost skeleton; 3) the metal strip is wrapped around the innermost skeleton to form a protective layer; 4) outside the metal strip is formed by extrusion molding.
  • the outer skeleton of the skeleton groove ; 5) respectively placing the optical fiber ribbon in the plurality of skeleton slots of the outer skeleton, and then wrapping the metal strip to form a protective layer; 6) repeating the steps 4) and 5) to form from the inside to the outside a laminated multilayer outer skeleton groove structure; 7) covering the outer layer of the outermost outer layer of the protective layer with a sheath layer.
  • the density of the optical fiber is increased, and the outer diameter of the optical cable is relatively small while realizing the large number of cores.
  • FIG. 1 is a cross-sectional view of a single layer skeleton slot cable according to the prior art
  • FIG. 2 is a cross-sectional view of a multi-layer skeleton slot cable in accordance with an embodiment of the present invention
  • FIG. 3 is a flow chart showing the manufacture of a multi-layer skeleton slot optical cable according to an embodiment of the present invention
  • FIG. 4 is a perspective view of an SZ-shaped skeleton groove structure according to an embodiment of the present invention.
  • the embodiment provides a multi-layer skeleton slot optical cable, comprising a multi-layer strip skeleton arranged concentrically and a central reinforcement member located at the center of the skeleton, the outer wall of each layer skeleton is covered with a protective layer, and the outermost layer of the protective layer
  • the upper layer is covered with a plurality of skeleton slots, and each of the skeleton slots is provided with one or more optical fiber ribbons, wherein each of the optical fiber ribbons is composed of a plurality of optical fibers.
  • the protective layer may be a water blocking strip coated on the outer side of the skeleton, the water blocking strip has water blocking capability, and the winding is tight and not loose.
  • the protective layer further comprises a metal strip coated on the outside of the water blocking strip.
  • 2 is a cross-sectional view of a multi-layer skeleton slot cable in accordance with an embodiment of the present invention.
  • 2 is an example of a 6-core optical fiber ribbon and a 696-core double-layer skeleton slot optical cable, which comprises a concentrically arranged two-layer skeleton slot optical cable structure, which is a skeleton slot optical cable 2 and a skeleton slot optical cable 3, respectively.
  • a central reinforcement member 21 which may be a single steel wire or a plurality of stranded steel wires, and the skeleton and the central reinforcement member are combined to form a unitary body.
  • the skeleton 22, the optical fiber ribbon 23, and the water blocking strip 24, which are sequentially outward from the center reinforcing member 21, constitute the innermost skeleton slot cable structure. Because the second layer skeleton is to be extruded, in the case where the water blocking tape is wrapped around the outer wall of the innermost skeleton, the metal strip 25 needs to be wrapped around to ensure that the innermost skeleton core is extruded as a central portion. In the second layer of the skeleton, the space of the optical fiber ribbon in which the inner layer has been grooved is not squeezed due to the large extrusion pressure, resulting in abnormalities such as poor fiber index. As can be seen from FIG.
  • the second layer skeleton 32 is continuously extruded with the innermost skeleton core as the center, forming the basic structure of the second layer skeleton slot cable, in the second In the layer skeleton groove, the optical fiber ribbon 33 is continuously placed, and the water blocking tape 34 and the metal tape 35 are sequentially coated on the outer wall of the skeleton 32.
  • This embodiment is a two-layer skeleton structure, and thus is coated on the outer side of the second layer skeleton.
  • the outer side of the metal strip 35 is covered with a sheath layer 4 to form a two-layer skeleton slot cable structure.
  • the structure of the skeleton slot cable of this embodiment is specifically described below with reference to FIG. 2.
  • the fiber ribbon used in FIG. 2 is a 6-core fiber ribbon, and on the innermost frame 2, there are five skeleton slots, each of which is placed in the skeleton slot.
  • On the second layer skeleton since the outer diameter of the skeleton is increased, the number of skeleton grooves can be larger than the skeleton groove of the innermost skeleton.
  • the second layer skeleton has 12 skeleton slots, wherein each of the skeleton slots is provided with a 6-core optical fiber ribbon, and 48 optical fibers are placed in each skeleton slot, so that 576 is placed on the second layer skeleton. Root fiber. Therefore, the multi-layer skeleton slot type optical cable of this embodiment has a total of 696 optical fibers, and the outer diameter of the optical cable is within 22 mm.
  • the number of skeleton slots of each of the above skeleton layers is merely an exemplary description, and the number of skeleton slots can be set according to the number of optical fibers.
  • the above is a two-layer skeleton slot type optical cable as an example, but the present invention is not limited thereto. After each layer of the skeleton is extruded, the water blocking tape and the metal tape can be coated, so that the structure of the multi-layer skeleton slot cable has better mechanical properties such as tensile strength and side pressure resistance.
  • the multi-layer skeleton cable formed in this embodiment utilizes and overcomes the disadvantage that the skeleton space of the inner layer of the single-layer super-large core number skeleton cable is large, and the optical fiber density is increased by the optical cable structure of the multi-layer skeleton.
  • Mechanical properties such as tensile strength and side pressure resistance are good.
  • the density of the optical fiber is further improved, and the purpose of the ultra-large core number is achieved.
  • the skeleton grooves may be spirally or SZ-shaped along the longitudinal direction, wherein the SZ-shaped skeleton grooves have a plurality of spiral grooves having opposite directions along the longitudinal direction of the optical fiber, and the spiral direction of the skeleton grooves is periodically changed.
  • the position indicated by the arrow T is the reversal point of the rotation direction.
  • the fiber length of the SZ-shaped skeleton slot cable is relatively large, and can be branched as needed without cutting off the skeleton.
  • the skeleton slot can also be a straight slot or other form of slot along the length of the fiber.
  • the skeleton ribs on both sides of the skeleton groove have marking lines for identifying the skeleton grooves
  • the skeleton ribs of each layer are provided with marking lines for identifying the skeleton grooves, for example, as shown in FIG. 2, on the innermost skeleton, One side of the rib has a marking line on the other side of the rib.
  • the skeletal groove with two marking lines is the No. 1 groove. Starting from the No. 1 slot, along the direction from the No. 1 slot to the No. 2 slot, the order is 2 Slot to slot 5.
  • the slots are No. 2 to No. 5, and each slot is separated by 5 slots in the skeleton slot.
  • the skeleton groove is marked by gradually adding a marking line. For example, one marking line is arranged on the rib behind the No. 5 groove, and two ribs are arranged on the rib behind the No. 10 groove. Marking lines, and so on, identify the skeleton slots of each layer.
  • step S101 the innermost reinforcement frame 21 is extruded to form the innermost skeleton 22.
  • step S102 optical fiber ribbons are respectively placed in the plurality of skeleton slots of the innermost skeleton.
  • step S103 a metal layer is wrapped around the innermost skeleton to form a protective layer.
  • the skeleton 22, the optical fiber ribbon 23, the water blocking strip 24, and the metal strip 25, which are sequentially outward from the center reinforcing member 21, constitute the innermost skeleton slot optical cable 2.
  • the innermost skeleton slot cable structure is formed, and then, in step S104, the processing of the second layer skeleton slot cable is continued by the extrusion molding method outside the metal strip.
  • the second layer skeleton 32 is continuously extruded to form the basic structure of the second layer skeleton slot optical cable 3, and the formed skeleton enters the skeleton cabling process, and then In step S105, the optical fiber ribbon 33 is inserted into the slot, and the water blocking strip 34 and the metal strip 35 are wound to form a second layer skeleton slot optical cable 3.
  • step S106 is performed, that is, steps S104 and S105 are repeated, and the multilayer outer skeleton groove structures stacked from the inside to the outside are sequentially formed; finally, step S107 is performed at the outermost layer.
  • the outer layer of the outer layer of the protective layer is coated with a sheath layer, that is, the processing of the multi-layer skeleton slot cable is completed.
  • the sheath layer 4 is coated on the outer side of the metal strip 35 coated on the outer side of the second layer skeleton to form a two-layer skeleton slot type cable structure.
  • a total of 120 fibers are placed on the innermost skeleton. 576 fibers were placed on the second layer of the skeleton. Therefore, the multi-layer skeleton slot type optical cable of this embodiment has a total of 696 optical fibers, and the outer diameter of the optical cable is within 22 mm.
  • the fiber has a high density, a tight cable structure and good mechanical properties.
  • the present invention is exemplified by a two-layer skeleton slot type optical cable, the present invention is not limited thereto.
  • the number of skeleton slots of each of the above skeleton layers is merely an exemplary description, and the number of skeleton slots can be set according to the number of optical fibers.
  • the multi-layer skeleton slot optical cable of the present invention forms a multi-layer skeleton optical cable with a single-layer skeleton as a cable core, thereby improving the density of the optical fiber, and the outer diameter of the optical cable is small while realizing the large core number;
  • the multi-layer skeleton trough cable of the invention directly extrudes the multi-layer skeleton on the single-layer skeleton, and the processing technology is similar to the single-layer skeleton trough cable, and the structure is simple and the production efficiency is high;
  • the multi-layer skeleton trough cable of the present invention adopts a multi-layer skeleton structure, and has good mechanical properties such as tensile strength and side pressure resistance;
  • the multi-layer skeleton slot optical cable of the present invention adopts an SZ skeleton slot to facilitate branching of the line;
  • the multi-layer skeleton slot optical cable of the invention adopts a multi-layer skeleton structure, which reduces production cost and improves construction efficiency compared with a plurality of single-layer skeleton optical cables;
  • the multi-layer skeleton slot type optical cable of the present invention can ensure the super large core number and the reasonable spacing of the skeleton slots of each layer skeleton by extruding the multi-layer skeleton.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Communication Cables (AREA)

Abstract

L'invention concerne un câble optique du type à fente de squelette multicouche, comprenant : un renfort central (21) situé au centre du câble optique du type à fente de squelette multicouche, et au moins deux squelettes (22, 32) agencés successivement de l'intérieur vers l'extérieur avec le renfort central (21) en tant que centre, avec une pluralité de fentes de squelette pour maintenir des rubans de fibres optiques (23, 33) qui sont distribués sur chaque squelette (22, 32), une paroi externe de chaque squelette (22, 32) étant recouverte d'une couche de protection (24, 25, 34, 35) comprenant au moins une bande métallique (25, 35), et le squelette (32) de la couche externe étant formé sur la bande métallique (25) du squelette (22) de la couche interne ; et la couche de protection (34, 35) du squelette (32) de la couche la plus à l'extérieur étant recouverte d'une couche de gaine (4). Selon la structure mentionnée ci-dessus, la densité de fibre optique est améliorée pour garantir l'espacement raisonnable entre les fentes de squelette du squelette (22, 32) de chaque couche. Le câble optique a un petit diamètre externe, une structure simple, un rendement élevé et une bonne propriété de traction, une résistance à la pression latérale et d'autres propriétés mécaniques tout en réalisant un nombre supplémentaire de cœurs.
PCT/CN2017/079905 2016-04-15 2017-04-10 Câble optique du type à fente de squelette multicouche et son procédé de fabrication Ceased WO2017177876A1 (fr)

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CN201610240228.7 2016-04-15
CN201610240228.7A CN105759383A (zh) 2016-04-15 2016-04-15 多层骨架槽式光缆及其制造方法

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Cited By (6)

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CN108415131A (zh) * 2018-03-30 2018-08-17 江苏南方通信科技有限公司 一种抗侧压光缆
CN109085684A (zh) * 2018-10-11 2018-12-25 宜昌睿传光电技术有限公司 一种骨架式光纤光栅感温光缆
CN110164600A (zh) * 2019-05-20 2019-08-23 浙江中大元通特种电缆有限公司 陶瓷化硅橡胶绝缘耐温电缆
CN110634595A (zh) * 2019-10-29 2019-12-31 江苏亨通光电股份有限公司 一种室内无线分布系统用光电复合缆及其制备方法
CN112952498A (zh) * 2019-11-26 2021-06-11 泰连德国有限公司 电缆保持器插件和用于屏蔽件转移的连接器
CN118642244A (zh) * 2024-08-15 2024-09-13 江苏永鼎股份有限公司 一种具有松套管的通信光缆

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CN105759383A (zh) * 2016-04-15 2016-07-13 富通住电特种光缆（天津）有限公司 多层骨架槽式光缆及其制造方法
CN107015330B (zh) * 2017-05-17 2023-09-22 富通特种光缆(天津)有限公司 一种骨架式光电混合缆及其制造方法
CN107589500B (zh) * 2017-07-12 2019-01-25 江苏华能电缆股份有限公司 一种地球物理探测机器人用超宽频承荷探测电缆
CN107479157A (zh) * 2017-08-29 2017-12-15 西安西古光通信有限公司 一种非金属光缆及其制作方法
CN113341519B (zh) * 2021-05-07 2022-03-01 长飞光纤光缆股份有限公司 一种直槽骨架式光缆
CN113433634B (zh) * 2021-05-07 2022-09-06 江苏俊知光电通信有限公司 一种拉远光缆及其制备方法
CN113985542A (zh) * 2021-09-27 2022-01-28 杭州富通通信技术股份有限公司 一种长距离架空用光缆
CN114879326A (zh) * 2022-05-26 2022-08-09 南京华信藤仓光通信有限公司 一种特殊结构的骨架槽式光缆及其制备方法
CN116299927B (zh) * 2023-05-26 2023-08-01 长飞光纤光缆股份有限公司 一种骨架式光纤带光缆

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11142704A (ja) * 1997-11-10 1999-05-28 Fujikura Ltd 光ファイバケーブルの製造方法および装置
JP2000162480A (ja) * 1998-09-25 2000-06-16 Furukawa Electric Co Ltd:The 多層スロット型光ケ―ブル
JP2002365501A (ja) * 2001-06-06 2002-12-18 Furukawa Electric Co Ltd:The 多層スペーサ型光ファイバケーブル
CN201181350Y (zh) * 2008-01-16 2009-01-14 长飞光纤光缆有限公司 一种分立光纤骨架式光缆
CN105759383A (zh) * 2016-04-15 2016-07-13 富通住电特种光缆（天津）有限公司 多层骨架槽式光缆及其制造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000029220A (ko) * 1998-10-23 2000-05-25 오카야마 노리오 광 케이블 및 그 제조 방법 및 광 케이블로부터 광 파이버추출 방법
JP2000131576A (ja) * 1998-10-29 2000-05-12 Ube Nitto Kasei Co Ltd 光ファイバケーブル用スペーサおよびその製造方法
JP2001051170A (ja) * 1999-08-10 2001-02-23 Nippon Telegr & Teleph Corp <Ntt> 光ファイバケーブル成端端末
CN201936041U (zh) * 2010-11-08 2011-08-17 杭州富通通信技术股份有限公司 一种韧性全干式骨架式光缆
FR2984530B1 (fr) * 2011-12-16 2015-06-12 Silec Cable Cable optique a micromodules extractibles et a profile longitudinal interne
JP2015004898A (ja) * 2013-06-24 2015-01-08 住友電気工業株式会社 光ケーブルおよび光ケーブル用スロットの製造装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11142704A (ja) * 1997-11-10 1999-05-28 Fujikura Ltd 光ファイバケーブルの製造方法および装置
JP2000162480A (ja) * 1998-09-25 2000-06-16 Furukawa Electric Co Ltd:The 多層スロット型光ケ―ブル
JP2002365501A (ja) * 2001-06-06 2002-12-18 Furukawa Electric Co Ltd:The 多層スペーサ型光ファイバケーブル
CN201181350Y (zh) * 2008-01-16 2009-01-14 长飞光纤光缆有限公司 一种分立光纤骨架式光缆
CN105759383A (zh) * 2016-04-15 2016-07-13 富通住电特种光缆（天津）有限公司 多层骨架槽式光缆及其制造方法

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108415131A (zh) * 2018-03-30 2018-08-17 江苏南方通信科技有限公司 一种抗侧压光缆
CN108415131B (zh) * 2018-03-30 2023-09-29 江苏南方通信科技有限公司 一种抗侧压光缆
CN109085684A (zh) * 2018-10-11 2018-12-25 宜昌睿传光电技术有限公司 一种骨架式光纤光栅感温光缆
CN110164600A (zh) * 2019-05-20 2019-08-23 浙江中大元通特种电缆有限公司 陶瓷化硅橡胶绝缘耐温电缆
CN110164600B (zh) * 2019-05-20 2024-06-07 浙江中大元通特种电缆有限公司 陶瓷化硅橡胶绝缘耐温电缆
CN110634595A (zh) * 2019-10-29 2019-12-31 江苏亨通光电股份有限公司 一种室内无线分布系统用光电复合缆及其制备方法
CN112952498A (zh) * 2019-11-26 2021-06-11 泰连德国有限公司 电缆保持器插件和用于屏蔽件转移的连接器
CN118642244A (zh) * 2024-08-15 2024-09-13 江苏永鼎股份有限公司 一种具有松套管的通信光缆

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