CN107515450A - A kind of optical cable for being easily installed positioning - Google Patents

A kind of optical cable for being easily installed positioning Download PDF

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Publication number
CN107515450A
CN107515450A CN201710891372.1A CN201710891372A CN107515450A CN 107515450 A CN107515450 A CN 107515450A CN 201710891372 A CN201710891372 A CN 201710891372A CN 107515450 A CN107515450 A CN 107515450A
Authority
CN
China
Prior art keywords
layer
cable
external jacket
easily installed
optical cable
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.)
Pending
Application number
CN201710891372.1A
Other languages
Chinese (zh)
Inventor
王伟平
俞兴明
李寰
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.)
SUZHOU SHENGXIN OPTIC-ELECTRIC TECHNOLOGY Co Ltd
Original Assignee
SUZHOU SHENGXIN OPTIC-ELECTRIC TECHNOLOGY 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 SUZHOU SHENGXIN OPTIC-ELECTRIC TECHNOLOGY Co Ltd filed Critical SUZHOU SHENGXIN OPTIC-ELECTRIC TECHNOLOGY Co Ltd
Priority to CN201710891372.1A priority Critical patent/CN107515450A/en
Publication of CN107515450A publication Critical patent/CN107515450A/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401Optical cables
    • G02B6/4429Means specially adapted for strengthening or protecting the cables
    • G02B6/443Protective covering
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401Optical cables
    • G02B6/4429Means specially adapted for strengthening or protecting the cables
    • G02B6/443Protective covering
    • G02B6/4432Protective covering with fibre reinforcements
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401Optical cables
    • G02B6/4429Means specially adapted for strengthening or protecting the cables
    • G02B6/4436Heat resistant
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401Optical cables
    • G02B6/4429Means specially adapted for strengthening or protecting the cables
    • G02B6/44384Means specially adapted for strengthening or protecting the cables the means comprising water blocking or hydrophobic materials
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/46Processes or apparatus adapted for installing or repairing optical fibres or optical cables

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Communication Cables (AREA)

Abstract

The invention discloses a kind of optical cable for being easily installed positioning,Including external jacket,The external jacket inner chamber is provided with some Cable Cores,The Cable Core is sequentially provided with optical fiber from inside to outside,Insulating barrier and aluminium foil layer,And the optical fiber,Mutual sheathing connects between the insulating barrier and the aluminium foil layer,The Cable Core outer sheath is equipped with braiding layer,Binding layer is provided with the outside of the braiding layer,Filler is filled between the binding layer and the Cable Core,And the filler is wrapped on the outside of the braiding layer,The binding layer outer sheath is equipped with flame-retardant layer,And the external jacket inwall is bonded on the outside of the flame-retardant layer,Passage is provided with above the flame-retardant layer,Reinforcement is provided with the passage,This kind is easily installed the optical cable of positioning,Simple and stable structure,Tension is durable,It is easily installed positioning,Being capable of moisture retardant,Anti-bending strength is good,Expand use range,So the optical cable that this kind is easily installed positioning is with a wide range of applications.

Description

A kind of optical cable for being easily installed positioning
Technical field
The present invention relates to optic communication transmission equipment field, specially a kind of optical cable for being easily installed positioning.
Background technology
Optical cable is manufactured to meet the performance specification of optics, machinery or environment, and it is to utilize to be placed in cladding sheath In one or more optical fiber as transmission medium and the communications cable component that can use individually or in groups, optical cable mainly by Optical fiber and plastic protective sleeve pipe and plastic peel are formed, and do not have the metals such as gold, silver, copper aluminium, general non-recovery valency in optical cable Value, optical cable is a number of optical fiber forms the cable heart according to certain way, is surrounded by sheath outside, some also cladding outer jackets, to A kind of communication line of optical signal transmission is realized, optical cable is extremely important by the wiring of correct method, and construction wrong easily causes it Decay is increased, service life shortens, disconnected fibre, broken skin, armor are broken etc., and laying for aerial optical cable should be drawn by pulley, be laid During do not allow overbending occur, optical cable particularly feeder optical cable is this to be relatively large in diameter, heavier mass, run into draw it is motionless When not pullled with brute-force, be further continued for after must slowly making in order, so just can guarantee that the optical cable of our " fragilities " by safety Lay.
A kind of overhead optic/electric composite of existing Patent No. CN204808905U disclosure of the invention, including:Strengthen at center Part, some cable units, fiber unit, interior shield position, armouring position, outer shield position and aerial position, the center reinforcemen, Some cable units, fiber unit are respectively positioned in the space that the interior shield position is formed, and the armouring position is positioned at described interior Protect between position, outer shield position, the aerial position detachably connects above the plane of outer shield position top, and with outer shield position Connect, also include some gasket for packings and material water-proof material in the space that the interior shield position is formed, the material water-proof material is filled in In the gap that center reinforcemen, power transmission cable, optical cable and gasket for packing are formed.It is by the above-mentioned means, provided by the invention aerial Optoelectronic composite cable, there is good pliability and mechanical performance, be widely used in netting twine, there is larger construction temperature and make It with temperature, while compatible optical signal transmission, can also integrate photoelectricity, there is good practicality.
But the structure of the invention is not ideal enough, it is not firm enough to set up the installation positioning of high-level optical cable, when running into strong wind Weather, easily loosen, it is easy to blown off, resulted in greater loss, and the composite cable, without transmission loop, shielding Property it is poor, signal is easily affected, and the gasket for packing also between Cable Core can have space, and sealing effectiveness is not good enough, tide Gas easily invades cable interior, reduces insulating properties and waterproof effect, and the flexibility of the also composite cable is not good enough, special at some Different occasion is easily lost, broken skin so that the Cable Core of optical cable is broken, and causes its decay to increase, service life contracting It is short, it so can not much meet requirement of the current people to the product.
So how to design a kind of optical cable for being easily installed positioning, turning into us will currently solve the problems, such as.
The content of the invention
It is an object of the invention to provide a kind of optical cable for being easily installed positioning, to solve what is proposed in above-mentioned background technology Problem.
To achieve the above object, the present invention provides following technical scheme:A kind of optical cable for being easily installed positioning, including outside Sheath, the external jacket inner chamber are provided with some Cable Cores, and the Cable Core is sequentially provided with optical fiber, insulating barrier from inside to outside With aluminium foil layer, and mutual sheathing connects between the optical fiber, the insulating barrier and the aluminium foil layer, on the outside of the Cable Core Braiding layer is set with, binding layer is provided with the outside of the braiding layer, filler is filled between the binding layer and the Cable Core, And the filler is wrapped on the outside of the braiding layer, the binding layer outer sheath is equipped with flame-retardant layer, and on the outside of the flame-retardant layer It is bonded the external jacket inwall, is provided with passage above the flame-retardant layer, the passage is interior is provided with reinforcement, on the reinforcement Side is provided with thickening pad, and the thickening pad is connected at the top of the channel lumen, is provided with the top of the external jacket between multiple grades Every locating slot, and the reinforcement runs through the locating slot, is welded with suspension ring at the top of the reinforcement, and the suspension ring are located at Above the locating slot, the external jacket inner homogeneous is distributed with some traction-resistant fibres, and the traction-resistant fibre with it is described outer The axis parallel of portion's sheath is set.
Further, the external jacket is medium density polyethylene sheath, and the external jacket is in round tube shape.
Further, the binding layer is wrapped on the outside of the Cable Core, and the binding layer is the non-woven fabrics of banding.
Further, the filler is filled between the Cable Core and the flame-retardant layer, and the filler is poly- Propylene reticular fibre.
Further, the passage is located inside the external jacket, and the passage be arranged in parallel with the Cable Core.
Further, the width of the reinforcement is equal to the width of the thickening pad, and the reinforcement is by steel wire rope system Into.
Further, the traction-resistant fibre is embedded inside the external jacket, and traction-resistant fibre is that polypropylene fibre is thin Rope.
Further, the flame-retardant layer is flame retardant rubber set.
Compared with prior art, the beneficial effects of the invention are as follows:This kind is easily installed the optical cable of positioning, by device sheet Many-sided improvement of body, it is simple in construction, to stablize durable, by being provided with suspension ring, be easily installed positioning so that erection is more firm, By being provided with thickening pad and traction-resistant fibre, the rigidity of external jacket can be strengthened so that external jacket is not easy to break, broken skin, Tension is durable, by being provided with filler between Cable Core so that fit sealing between Cable Core, can prevent moisture from invading Cable interior, optical cable seal is improved, by being provided with flame-retardant layer, flame combustion can be obstructed, prevent from being burned to Cable Core, keep away Exempt from initiation accident, by being provided with braiding layer so that optical cable has preferable pliability, anti-bending strength is improved, so this kind is just There is wide application market in the optical cable of installation positioning.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention;
Fig. 2 is the external jacket structural representation of the present invention;
Fig. 3 is the Cable Core structural representation of the present invention;
Label in figure:1- external jackets;2- Cable Cores;3- optical fibers;4- insulating barriers;5- aluminium foil layers;6- binding layers;7- Filler;8- flame-retardant layers;9- passages;10- reinforcements;11- thickening pads;12- locating slots;13- suspension ring;14- traction-resistant fibres;15- Braiding layer.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.
Fig. 1-Fig. 3 is referred to, the present invention provides a kind of technical scheme:A kind of optical cable for being easily installed positioning, including outside Sheath 1, the inner chamber of external jacket 1 are provided with some Cable Cores 2, the Cable Core 2 be sequentially provided with from inside to outside optical fiber 3, Insulating barrier 4 and aluminium foil layer 5, and mutual sheathing connects between the optical fiber 3, the insulating barrier 4 and the aluminium foil layer 5, institute State the outer sheath of Cable Core 2 and braiding layer 15 is housed, the outside of braiding layer 15 is provided with binding layer 6, the binding layer 6 and the optical cable Filler 7 is filled between core 2, and the filler 7 is wrapped in the outside of braiding layer 15, the outside of binding layer 6 is set with There is flame-retardant layer 8, and the outside of the flame-retardant layer 8 is bonded the inwall of external jacket 1, the top of flame-retardant layer 8 is provided with passage 9, institute State and reinforcement 10 is provided with passage 9, the top of reinforcement 10 is provided with thickening pad 11, and the thickening pad 11 is connected to described lead to The inner cavity top of road 9, the top of external jacket 1 is provided with multiple equally spaced locating slots 12, and the reinforcement 10 is through described Locating slot 12, the top of reinforcement 10 is welded with suspension ring 13, and the suspension ring 13 are positioned at the top of locating slot 12, described outer Some traction-resistant fibres 14, and the traction-resistant fibre 14 and the axis parallel of the external jacket 1 is distributed with the inner homogeneous of portion's sheath 1 Set, the basic structure described above for forming the present invention.
More specifically, the external jacket 1 is medium density polyethylene sheath, and the external jacket 1 is in round tube shape, By being provided with the external jacket 1, it can prevent optical cable from carrying with being worn during pullling, by increasing capacitance it is possible to increase optical cable is strong Degree, can waterproof, be convenient for laying installation, the binding layer 6 is wrapped in the outside of the Cable Core 2, and the binding layer 6 is The non-woven fabrics of banding, by being provided with the binding layer 6 so that the sound construction of Cable Core 2 is stable, will not be loose, increase The strength and toughness of the Cable Core 2, improves the service life of optical cable, the filler 7 be filled in the Cable Core 2 with it is described Between flame-retardant layer 8, and the filler 7 is mesh polypropylene-fibre, is wrapped in by the filler 7 outside the Cable Core 2 Week so that fit sealing between the Cable Core 2, be not easy to loosen, while can prevent moisture from invading cable interior, increase optical cable Sealing, the passage 9 is located inside the external jacket 1, and the passage 9 be arranged in parallel with the Cable Core 2, is easy to Installation positioning, Stability Analysis of Structures, the width of the reinforcement 10 is equal to the width of the thickening pad 11, and the reinforcement 10 is by steel Cord is made, by being provided with the reinforcement 10 and the thickening pad 11, by increasing capacitance it is possible to increase the rigidity of the external jacket 1, institute The deadweight of optical cable can be born by stating reinforcement 10, be not in come off, and the traction-resistant fibre 14 is embedded in the external jacket 1 Portion, and traction-resistant fibre 14 is polypropylene fibre cord, by being provided with the traction-resistant fibre 14, by increasing capacitance it is possible to increase the external jacket 1 strength and toughness so that the external jacket 1 is not easy to break, and tension is durable, and the flame-retardant layer 8 is flame retardant rubber set, is passed through The flame-retardant layer 8 is provided with, flame combustion can be obstructed, prevents from burning the Cable Core 2, avoids initiation accident, reduces loss, The insulating barrier 4 is arranged between the optical fiber 3 and the aluminium foil layer 6, by being provided with the braiding layer 15 so that light Cable has preferable pliability.
Operation principle:This kind is easily installed the optical cable of positioning, and first by the suspension ring 13 on reinforcement 10, optical cable is carried out Set up installation, axial restraint carried out to optical cable by locating slot 12, passage 9 is internally provided with external jacket 1, and passage 9 with Cable Core 2 be arranged in parallel, is easily installed positioning, is internally provided with traction-resistant fibre 14 by external jacket 1, can prevent optical cable from existing Carry and be worn during pullling, broken skin, be convenient for laying installation, to inside Cable Core 2, binding layer 6 with it is fire-retardant Layer 8 is protected, and Cable Core 2 is made up of optical fiber 3, insulating barrier 4 and the mutual sheathing of aluminium foil layer 5 from inside to outside so that optical cable Low level signal can be transmitted, it is strong by binding layer 6 Cable Core, 2 globalities, flame combustion is obstructed by flame-retardant layer 8, Filler 7 is filled between Cable Core 2 so that fit sealing between Cable Core 2, be not easy to loosen, while can prevent moisture from invading Enter cable interior, optical cable seal is improved, by being provided with braiding layer 15 in the periphery of Cable Core 2 so that optical cable has preferable Pliability, improve anti-bending strength.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms, therefore, no matter From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (8)

1. a kind of optical cable for being easily installed positioning, including external jacket (1), it is characterised in that:External jacket (1) inner chamber is set There are some Cable Cores (2), the Cable Core (2) is sequentially provided with optical fiber (3), insulating barrier (4) and aluminium foil layer from inside to outside (5), and mutual sheathing is connected between the optical fiber (3), the insulating barrier (4) and the aluminium foil layer (5), the Cable Core (2) outer sheath is equipped with braiding layer (15), and binding layer (6), the binding layer (6) and the Cable Core are provided with the outside of the braiding layer (2) filler (7) is filled between, and the filler (7) is wrapped on the outside of the braiding layer (15), the binding layer (6) Outer sheath is equipped with flame-retardant layer (8), and external jacket (1) inwall, the flame-retardant layer (8) are bonded on the outside of the flame-retardant layer (8) Top is provided with passage (9), and reinforcement (10) is provided with the passage (9), thickening pad (11) is provided with above the reinforcement (10), And the thickening pad (11) is connected to the passage (9) inner cavity top, is provided with the top of the external jacket (1) multiple equally spaced Locating slot (12), and the reinforcement (10) runs through the locating slot (12), and suspension ring are welded with the top of the reinforcement (10) (13), and the suspension ring (13) are located above the locating slot (12), and external jacket (1) inner homogeneous is distributed with some anti- Dimension of towing (14), and the traction-resistant fibre (14) and the axis parallel of the external jacket (1) are set.
A kind of 2. optical cable for being easily installed positioning according to claim 1, it is characterised in that:The external jacket (1) is Medium density polyethylene sheath, and the external jacket (1) is in round tube shape.
A kind of 3. optical cable for being easily installed positioning according to claim 1, it is characterised in that:Binding layer (6) winding On the outside of the Cable Core (2), and the binding layer (6) is the non-woven fabrics of banding.
A kind of 4. optical cable for being easily installed positioning according to claim 1, it is characterised in that:Filler (7) filling Between the Cable Core (2) and the flame-retardant layer (8), and the filler (7) is mesh polypropylene-fibre.
A kind of 5. optical cable for being easily installed positioning according to claim 1, it is characterised in that:The passage (9) is located at institute It is internal to state external jacket (1), and the passage (9) be arranged in parallel with the Cable Core (2).
A kind of 6. optical cable for being easily installed positioning according to claim 1, it is characterised in that:The width of the reinforcement (10) Degree is equal to the width of the thickening pad (11), and the reinforcement (10) is made up of steel wire rope.
A kind of 7. optical cable for being easily installed positioning according to claim 1, it is characterised in that:The traction-resistant fibre (14) is embedding It is internal to be located at the external jacket (1), and traction-resistant fibre (14) is polypropylene fibre cord.
A kind of 8. cable for being easily installed positioning according to claim 1, it is characterised in that:The flame-retardant layer (8) is resistance Fire rubber sleeve.
CN201710891372.1A 2017-09-27 2017-09-27 A kind of optical cable for being easily installed positioning Pending CN107515450A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710891372.1A CN107515450A (en) 2017-09-27 2017-09-27 A kind of optical cable for being easily installed positioning

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710891372.1A CN107515450A (en) 2017-09-27 2017-09-27 A kind of optical cable for being easily installed positioning

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CN107515450A true CN107515450A (en) 2017-12-26

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110113103A (en) * 2019-05-08 2019-08-09 吉林工程技术师范学院 A kind of device and method promoting trunk optical fiber communication network reliability
CN110531475A (en) * 2019-08-30 2019-12-03 江苏中天科技股份有限公司 Easily peelable flexible optical fibre micro-pipe

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09304671A (en) * 1996-05-15 1997-11-28 Fujikura Ltd Traction terminal of optical cable
CN2864723Y (en) * 2006-02-23 2007-01-31 代华 Three-way cross protective sleeve for communication optical cable
CN201204073Y (en) * 2008-06-02 2009-03-04 特变电工山东鲁能泰山电缆有限公司 Medium-pressure intelligent crosslinking cable
CN102331610A (en) * 2011-09-07 2012-01-25 江苏通鼎光电股份有限公司 Novel optical cable for optical fiber bundle communication
CN203242398U (en) * 2013-04-26 2013-10-16 江苏亨通线缆科技有限公司 Cable provided with suspension hook and used for temporary maintenance
CN104882830A (en) * 2015-06-19 2015-09-02 四川九洲线缆有限责任公司 Cable paying-off traction fixture
CN204834089U (en) * 2015-06-29 2015-12-02 南阳市恒天源科技发展有限公司 Optical cable
CN106154468A (en) * 2016-08-20 2016-11-23 成都云士达科技有限公司 A kind of can be waterproof tensile-resistant optical cable
CN106328283A (en) * 2016-11-25 2017-01-11 扬州市凤鸣电缆有限公司 Anti-rolling hanging-type cable
CN206321826U (en) * 2016-09-27 2017-07-11 浙江亨通光网物联科技有限公司 8-shaped self-bearing type leading in cable
CN207488566U (en) * 2017-09-27 2018-06-12 苏州胜信光电科技有限公司 A kind of optical cable for being easily installed positioning

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09304671A (en) * 1996-05-15 1997-11-28 Fujikura Ltd Traction terminal of optical cable
CN2864723Y (en) * 2006-02-23 2007-01-31 代华 Three-way cross protective sleeve for communication optical cable
CN201204073Y (en) * 2008-06-02 2009-03-04 特变电工山东鲁能泰山电缆有限公司 Medium-pressure intelligent crosslinking cable
CN102331610A (en) * 2011-09-07 2012-01-25 江苏通鼎光电股份有限公司 Novel optical cable for optical fiber bundle communication
CN203242398U (en) * 2013-04-26 2013-10-16 江苏亨通线缆科技有限公司 Cable provided with suspension hook and used for temporary maintenance
CN104882830A (en) * 2015-06-19 2015-09-02 四川九洲线缆有限责任公司 Cable paying-off traction fixture
CN204834089U (en) * 2015-06-29 2015-12-02 南阳市恒天源科技发展有限公司 Optical cable
CN106154468A (en) * 2016-08-20 2016-11-23 成都云士达科技有限公司 A kind of can be waterproof tensile-resistant optical cable
CN206321826U (en) * 2016-09-27 2017-07-11 浙江亨通光网物联科技有限公司 8-shaped self-bearing type leading in cable
CN106328283A (en) * 2016-11-25 2017-01-11 扬州市凤鸣电缆有限公司 Anti-rolling hanging-type cable
CN207488566U (en) * 2017-09-27 2018-06-12 苏州胜信光电科技有限公司 A kind of optical cable for being easily installed positioning

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110113103A (en) * 2019-05-08 2019-08-09 吉林工程技术师范学院 A kind of device and method promoting trunk optical fiber communication network reliability
CN110531475A (en) * 2019-08-30 2019-12-03 江苏中天科技股份有限公司 Easily peelable flexible optical fibre micro-pipe

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