WO2019237457A1 - Dispositif de séparation de terminal de grand fond destiné à un câble composite photoélectrique sous-marin - Google Patents

Dispositif de séparation de terminal de grand fond destiné à un câble composite photoélectrique sous-marin Download PDF

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Publication number
WO2019237457A1
WO2019237457A1 PCT/CN2018/097133 CN2018097133W WO2019237457A1 WO 2019237457 A1 WO2019237457 A1 WO 2019237457A1 CN 2018097133 W CN2018097133 W CN 2018097133W WO 2019237457 A1 WO2019237457 A1 WO 2019237457A1
Authority
WO
WIPO (PCT)
Prior art keywords
submarine
cable
composite cable
photoelectric
bearing
Prior art date
Application number
PCT/CN2018/097133
Other languages
English (en)
Chinese (zh)
Inventor
王雄
Original Assignee
江苏亨通海洋光网系统有限公司
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 江苏亨通海洋光网系统有限公司 filed Critical 江苏亨通海洋光网系统有限公司
Publication of WO2019237457A1 publication Critical patent/WO2019237457A1/fr

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    • 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
    • G02B6/4439—Auxiliary devices
    • G02B6/444—Systems or boxes with surplus lengths
    • G02B6/4441—Boxes
    • G02B6/4448—Electro-optic
    • 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
    • G02B6/4415—Cables for special applications
    • G02B6/4427—Pressure resistant cables, e.g. undersea 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
    • G02B6/4431—Protective covering with provision in the protective covering, e.g. weak line, for gaining access to one or more fibres, e.g. for branching or tapping
    • 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

Definitions

  • the invention relates to the technical field of submarine optical cables, in particular to a deep-sea terminal separation device for submarine photoelectric composite cables.
  • the technical problem mainly solved by the invention is to provide a deep-sea terminal separation device for a submarine photoelectric composite cable, which improves the installation convenience and the sealing effect, and avoids damage to the outer armored steel wire during installation.
  • a technical solution adopted by the present invention is to provide a deep-sea terminal separation device for a submarine photoelectric composite cable, including: a bending limiter, a submarine cable locking structure, a bearing flange plate, a bearing connection body, The pressure-resistant sealed cavity structure, the photoelectric separation structure, and the cabin board, the load-bearing connecting body and the cabin through plate are respectively disposed at both ends of the pressure-resistant sealed cavity structure, and the photoelectric separation structure is located in the pressure-resistant sealed cavity structure Inside, the bearing flange plate is located between the bending limiter and the bearing connection body, the submarine cable locking structure is arranged in the bearing flange plate and extends into the bending limiter, and the photoelectric composite cable is restricted by bending Device, submarine cable locking structure and load-bearing connection body to enter the pressure-resistant sealed cavity structure, and the submarine cable locking structure is provided with glue to fix and seal the photoelectric composite cable.
  • the submarine cable locking structure is arranged concentrically at the middle of the bearing flange plate, and the bearing flange plate is welded or integrated with the submarine cable locking structure.
  • the submarine cable locking structure is provided with a guide hole corresponding to the photoelectric composite cable, and a tapered hole is provided at the front end of the guide hole, and the glue is poured into the tapered hole.
  • a cover plate sealed to the tapered hole is provided at the front end of the submarine cable locking structure, a through hole corresponding to the cable core of the photoelectric composite cable is provided in the middle portion of the cover plate, and a front end of the submarine cable lock structure is provided on the cover plate. Connected first screws.
  • the front end of the bending limiter is provided with an embedded hole corresponding to a rear portion of the submarine cable locking structure, and the rear portion of the submarine cable locking structure extends into the embedding hole, and the bending limit A plurality of second screws extending radially into the hole and connected to the submarine cable locking structure are provided on the outer circle of the device.
  • a sealing flange is provided between the load-bearing connection body and the pressure-resistant sealed cavity structure, and the pressure-resistant sealed cavity structure includes a first intermediate cylinder and first ends at both ends.
  • a connection flange, the first connection flange is welded to both ends of the first intermediate cylinder
  • the force bearing connection body includes a second intermediate cylinder and second connection flanges at both ends
  • the second connection flange The welding flanges are respectively welded at both ends of the second intermediate cylinder
  • the sealing flange is disposed between the corresponding first connecting flange and the second connecting flange, and is fixed by the first bolt.
  • the bearing flange plate and the corresponding The second connecting flanges are fixed by a second bolt, and a circle of fixing bolts is arranged in an array on the bearing flange plate.
  • a first O-ring is provided between the penetration plate and the corresponding first connection flange and fixed with a third bolt, and the sealing flange and the corresponding first
  • a second O-shaped sealing ring is provided between the connecting flanges, and the sealing flange is provided with an introduction hole corresponding to the cable core of the photoelectric composite cable, and the introduction hole is provided with a corresponding hole of the cable core of the photoelectric composite cable.
  • the photoelectric separation structure includes a photoelectric separation terminal and an optical fiber disk fixed in a pressure-resistant sealed cavity structure, and a conductive core of the photoelectric composite cable is separated from the conductive connection through the photoelectric separation terminal.
  • Water-tight optical plug connector and water-tight electric plug connector are provided on the penetration plate, and the optical fiber disk distributes the optical fiber bundle into multiple bundles of optical fibers and connects with multiple water-tight optical plug connectors, respectively. Phase connection, the watertight electrical plug connector is connected with the conductive connection line.
  • the pressure-resistant sealed cavity structure, the load-bearing connection body and the submarine cable locking structure are respectively provided with electrochemical corrosion protection members.
  • a ring is provided on the bearing flange plate, the through plate or the bearing connection body.
  • the glue includes, but is not limited to, steel wire joint locking glue.
  • the beneficial effects of the present invention are: a deep-sea terminal separation device for a submarine optoelectronic composite cable pointed out by the present invention, which is particularly provided with a submarine cable locking structure and uses glue to fix and seal the optoelectronic composite cable to avoid damage to the outer armored steel wire
  • the bearing connector is added. When the bending moment of the bearing flange is too large, the bearing connector reduces the stress on the sealing flange and ensures the sealing performance and durability of the photoelectric composite cable. Well, reducing maintenance costs.
  • FIG. 1 is a schematic structural diagram of a preferred embodiment of a deep-sea terminal separation device for a submarine photoelectric composite cable according to the present invention
  • FIG. 2 is a schematic structural diagram of a submarine cable locking structure in FIG. 1;
  • FIG. 3 is a schematic structural diagram of a pressure-resistant sealed cavity structure in FIG. 1;
  • FIG. 4 is a connection schematic diagram of a deep-sea terminal separation device of a submarine photoelectric composite cable in a deep-sea observation network system according to the present invention.
  • an embodiment of the present invention includes:
  • a submarine photoelectric composite cable deep-sea terminal separation device includes: a bending limiter 2, a submarine cable locking structure 9, a bearing flange plate 3, a bearing connection body 7, a pressure-resistant sealed cavity structure 5, a photoelectric separation structure, and
  • the penetration plate 6 is provided at both ends of the pressure-resistant sealed cavity 5 structure, and the load-bearing connection body 7 and the penetration plate 6 are disposed between the pressure-resistant sealed cavity 5 structure.
  • Sealing flange 53, the pressure-resistant sealed cavity structure 5 includes a first intermediate cylinder 52 and first connecting flanges 51 at both ends, and the first connecting flanges 51 are respectively welded to both ends of the first intermediate cylinder 52
  • the structure is firm.
  • the load-bearing connection body 7 includes a second intermediate cylinder body and second connection flanges at both ends.
  • the second connection flanges are respectively welded to the two ends of the second intermediate cylinder body, and the sealing flanges 53 are provided at corresponding ends.
  • the first connection flange and the second connection flange are fixed by a first bolt 57 for convenient assembly.
  • the load-bearing flange plate 3 and the corresponding second connection flange are fixed by a second bolt.
  • a circle of fixing bolts 31 is also arranged on the bearing flange plate 3 in an array to facilitate connection with the integrated frame or other components.
  • One to three first O-ring seals are provided between the penetration plate 6 and the corresponding first connection flange 51 and fixed with a third bolt, and the sealing flange 53 and the corresponding first connection flange 51 There are 1 to 3 second O-ring seals therebetween.
  • the sealing flange 53 is provided with an introduction hole corresponding to the cable core 11 of the photoelectric composite cable 1, and the introduction hole is provided with an optical composite cable.
  • the tapered sealing ring 55 corresponding to the cable core 11 is squeeze-sealed and has a good waterproof effect.
  • the photoelectric separation structure is located in the pressure-resistant sealed cavity structure 5, and the bearing flange plate 3 is located between the bending limiter 2 and the bearing connection body 7, and the bending moment force value on the bearing flange plate 3
  • the load-bearing connection body 7 reduces the stress of the sealing flange 53 and ensures the sealing performance of the photoelectric composite cable.
  • the submarine cable locking structure 9 is provided in the load bearing flange plate 3 and extends into the bending limiter 2.
  • the photoelectric composite cable 1 enters through the bending limiter 2, the submarine cable locking structure 9 and the load connection body 7.
  • the pressure-resistant sealed cavity structure 5 is stable in structure.
  • the submarine cable locking structure 9 is provided with glue 92 for fixing and sealing the photoelectric composite cable 1.
  • the glue 92 includes, but is not limited to, steel wire section locking glue, which avoids Damage to the outer armored steel wire of the photoelectric composite cable 1, the structure is firm, and the sealing performance is improved.
  • the submarine cable locking structure 9 is concentrically disposed in the middle of the load bearing flange plate 3, and the load bearing flange plate 3 and the submarine cable locking structure 9 are welded or integrated, and the structure is firm.
  • the submarine cable locking structure 9 is provided with a guide hole corresponding to the optoelectronic composite cable 1.
  • the front end of the guide hole is provided with a tapered hole 91.
  • the glue 92 is poured into the tapered hole to form a tapered colloid.
  • the composite cable 1 has a good fixing and waterproof sealing effect.
  • the front end of the submarine cable locking structure 9 is provided with a cover plate 93 sealed to the tapered hole, and a middle portion of the cover plate 93 is provided with a corresponding cable core 11 of the photoelectric composite cable 1.
  • the outer jacket is fixed in the glue 92, the cable core 11 protrudes and extends to the pressure-resistant sealed cavity structure 5, the cover plate 93 is provided with a first screw 94 connected to the front end of the submarine cable locking structure 9, The cover plate 93 limits the glue 92 to facilitate curing and molding.
  • An insertion hole corresponding to the rear of the submarine cable locking structure 9 is provided at the front end of the bending limiter 2, and the rear portion of the submarine cable locking structure 9 extends into the insertion hole.
  • a second screw 21 extending radially into the hole and connected to the submarine cable locking structure 9 strengthens the connection between the bending limiter 2 and the submarine cable locking structure 9 and is relatively easy to assemble and disassemble.
  • the photoelectric separation structure includes a photoelectric separation terminal 56 and an optical fiber disc 54 fixed in the pressure-resistant sealed cavity structure 5.
  • the optical cable 11 of the photoelectric composite cable passes through the photoelectric separation terminal 56 to separate the conductive connection line 12 and the optical fiber bundle. 13 (including 4 to 48-core optical fibers), the penetration plate 6 is provided with a water-tight optical plug connector 61 and a water-tight electric plug connector 62, and the optical fiber disc 54 distributes the optical fiber bundle 13 into 2-6 bundles
  • the optical fibers 14 (each bundle contains 2 to 46 core optical fibers) are respectively connected to 2 to 6 watertight optical plug connectors 61, and the watertight electrical plug connectors 62 are connected to the conductive connection wires 12 for power transmission.
  • the pressure-resistant sealed cavity structure 5, the bearing connection body 7, and the submarine cable locking structure 9 are respectively provided with electrochemical corrosion protection members 8, which can work in seawater for a long time and have a service life of 20-35 years.
  • Lifting rings 4 are provided on the load-bearing flange plate 3, the penetration plate 6 or the load-bearing connecting body 7 to assist in lifting installation.
  • the deep-sea terminal separation device of the submarine photoelectric composite cable pointed out in the present invention can be installed on the sea floor and connected between the shore-side base station and the deep-sea bottom main base station to perform photoelectric separation, which improves the sealing and installation convenience. Performance, structural stability, and reduced maintenance costs.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
  • Electric Cable Installation (AREA)
  • Cable Accessories (AREA)
  • Connector Housings Or Holding Contact Members (AREA)

Abstract

L'invention concerne un dispositif de séparation de terminal de grand fond destiné à un câble composite photoélectrique sous-marin, comprenant : un limiteur de flexion, une structure de verrouillage de câble sous-marin, une plaque à rebord de support de force, un corps de liaison de support de force, une structure à cavité d'étanchéité résistante à la pression, une structure de séparation photoélectrique et une plaque de pénétration de cabine. Le corps de liaison de support de force et la plaque de pénétration de cabine sont disposés au niveau de deux extrémités de la structure à cavité d'étanchéité résistante à la pression, respectivement. La structure de séparation photoélectrique est située dans la structure à cavité d'étanchéité résistante à la pression. La plaque à rebord de support de force est située entre le limiteur de flexion et le corps de liaison de support de force. La structure de verrouillage de câble sous-marin est disposée dans la plaque à rebord de support de force et s'étend dans le limiteur de flexion. De la colle est disposée dans la structure de verrouillage de câble sous-marin afin de fixer et sceller le câble composite photoélectrique. Selon la structure susmentionnée, pour le dispositif de séparation de terminal de grand fond destiné au câble composite photoélectrique sous-marin de la présente invention, la structure de verrouillage de câble sous-marin est particulièrement proposée, de la colle est fournie afin de fixer et sceller le câble composite photoélectrique, et le corps de liaison de support de force réduit la contrainte d'un rebord d'étanchéité, ce qui permet de garantir les performances d'étanchéité du câble composite photoélectrique.
PCT/CN2018/097133 2018-06-15 2018-07-26 Dispositif de séparation de terminal de grand fond destiné à un câble composite photoélectrique sous-marin WO2019237457A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201810616994.8A CN108646365A (zh) 2018-06-15 2018-06-15 一种海底光电复合缆深海终端分离装置
CN201810616994.8 2018-06-15

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Publication Number Publication Date
WO2019237457A1 true WO2019237457A1 (fr) 2019-12-19

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113437721A (zh) * 2021-07-27 2021-09-24 青岛航保机电设备有限公司 一种水下耐压密封接线装置
CN113495334A (zh) * 2020-04-08 2021-10-12 苏州希倍优辊轮有限公司 一种用于水下固定式观测设备的光缆保护装置及其使用方法
CN116826605A (zh) * 2023-04-24 2023-09-29 江苏亨通电力智网科技有限公司 一种终端引出装置以及架空绝缘光单元复合导线安装方案

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CN109842085A (zh) * 2019-03-22 2019-06-04 中国科学院声学研究所 一种压力平衡式海底主基站光电分离装置
CN111082259B (zh) * 2019-11-20 2021-02-02 烽火海洋网络设备有限公司 一种供海底设备使用的远端接地电极结构
CN114156011B (zh) * 2021-05-19 2024-01-23 华海通信技术有限公司 一种小型海缆传输信号的均衡放大设备
CN118117383A (zh) * 2024-04-29 2024-05-31 江苏亨通华海科技股份有限公司 一种可兼容双极缆的海洋接地阳极及海底观测网络

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CN208399762U (zh) * 2018-06-15 2019-01-18 江苏亨通海洋光网系统有限公司 一种海底光电复合缆深海终端分离装置

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Publication number Priority date Publication date Assignee Title
US6608254B1 (en) * 1999-04-29 2003-08-19 Cables Pirelli Sealing device of the gland type for a cable
CN204835382U (zh) * 2015-06-18 2015-12-02 中国石油化工股份有限公司 一种海底光电复合缆中间接头保护卡
CN205490561U (zh) * 2016-03-16 2016-08-17 同济大学 海缆终端光电分离转换器
CN105811350A (zh) * 2016-03-21 2016-07-27 中天科技海缆有限公司 一种用于水下光电分离接续腔及其连接方法
CN206041447U (zh) * 2016-08-30 2017-03-22 中国电子科技集团公司第八研究所 铠装光电复合缆承力拖头
CN207096519U (zh) * 2017-06-08 2018-03-13 江苏亨通海洋光网系统有限公司 海底光缆终端分离装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113495334A (zh) * 2020-04-08 2021-10-12 苏州希倍优辊轮有限公司 一种用于水下固定式观测设备的光缆保护装置及其使用方法
CN113437721A (zh) * 2021-07-27 2021-09-24 青岛航保机电设备有限公司 一种水下耐压密封接线装置
CN116826605A (zh) * 2023-04-24 2023-09-29 江苏亨通电力智网科技有限公司 一种终端引出装置以及架空绝缘光单元复合导线安装方案
CN116826605B (zh) * 2023-04-24 2024-06-04 江苏亨通电力智网科技有限公司 一种终端引出装置以及架空绝缘光单元复合导线安装系统

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