CN113687483A - Six-core high-temperature-resistant low-smoke optical fiber cable and preparation method thereof - Google Patents
Six-core high-temperature-resistant low-smoke optical fiber cable and preparation method thereof Download PDFInfo
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- CN113687483A CN113687483A CN202111025322.8A CN202111025322A CN113687483A CN 113687483 A CN113687483 A CN 113687483A CN 202111025322 A CN202111025322 A CN 202111025322A CN 113687483 A CN113687483 A CN 113687483A
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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
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
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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
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- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention discloses a six-core high-temperature-resistant low-smoke optical fiber cable and a preparation method thereof, and particularly relates to the related technical field of optical fiber cables. According to the invention, the optical fiber insulating layer, the stainless steel layer, the Kevlar wrapping layer and the high-temperature-resistant low-smoke halogen-free sheath are tightly arranged layer by layer, so that the overall compression-resistant effect of the optical fiber cable is improved, the high-temperature-resistant capability of the optical fiber cable is improved, the insulating capability is improved, the electric leakage condition of the optical fiber cable in use is avoided, the service life of the optical fiber cable is prolonged, and the use safety performance is excellent.
Description
Technical Field
The invention relates to the technical field of optical fiber cables, in particular to a six-core high-temperature-resistant low-smoke optical fiber cable and a preparation method thereof.
Background
An optical fiber cable is a telecommunications cable consisting of two or more glass or plastic optical fiber cores, which are located in a protective covering, covered by a plastic PVC outer jacket, and the signal transmission along the inner optical fiber is typically done using infrared light.
Chinese patent application publication No. CN104516071A discloses a novel optical fiber cable and a laying method thereof, including the following steps, 1. the optical fiber cable is pushed into an electric conduit; 2. the front end part of the optical fiber cable is arranged in a bent state to push and insert the electric conduit; 3. the optical fiber cable and the optical fiber cable with the bent front end part are simultaneously inserted into the electric conduit; 4. a plurality of fiber optic cables are wound around the cable drum while being inserted into the motorized conduit.
However, when the novel optical fiber cable and the laying method thereof provided by the technical scheme are actually used, still more defects still exist, for example, the formed optical fiber cable has poor high temperature resistance and poor insulating capability, so that the optical fiber cable has the phenomena of electric leakage and easy fire occurrence after being used for a long time, and the use safety performance is poor.
Disclosure of Invention
In order to overcome the defects in the prior art, the embodiment of the invention provides a six-core high-temperature-resistant low-smoke optical fiber cable and a preparation method thereof, and the optical fiber insulating layer, the stainless steel layer, the Kevlar wrapping layer and the high-temperature-resistant low-smoke halogen-free sheath are tightly arranged layer by layer, so that the overall compression resistance effect of the optical fiber cable is improved, the high-temperature resistance of the optical fiber cable is improved, the insulating capability is improved, the electric leakage condition of the optical fiber cable in use is avoided, the service life of the optical fiber cable is prolonged, the use safety performance is excellent, and the problems in the background art are solved.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a six-core high temperature resistant low-smoke optical fiber cable, includes optic fibre, the outer wall of optic fibre is even is provided with the optical fiber insulation layer, the multiunit optic fibre passes through the stainless steel layer parcel, the outer wall of stainless steel layer is even is provided with the kevlar around the covering, the kevlar is laminated each other around the covering between two liang, the outer wall of kevlar all even is provided with first high temperature resistant low-smoke and halogen-free sheath and the high temperature resistant low-smoke and halogen-free sheath of second, the outside of first high temperature resistant low-smoke and halogen-free sheath is provided with the high temperature resistant low-smoke and halogen-free sheath of second, the outer wall of first high temperature resistant low-smoke and halogen-free sheath of second presss from both sides respectively and holds first connecting strip and second connecting strip, first connecting strip and second connecting strip.
In a preferred embodiment, the optical fibers are uniformly arranged in six groups.
In a preferred embodiment, the optical fiber insulation layer is made of fluoroplastic, the temperature resistance of the optical fiber insulation layer is 300 ℃, the number of the optical fiber insulation layers is matched with the number of the optical fibers, and the color of each group of the optical fiber insulation layers is different.
In a preferred embodiment, the stainless steel layer is type number 304.
In a preferred embodiment, the kevlar wrapping layer is made of kevlar tape filling.
In a preferred embodiment, a fixing strip is connected to the lower portion of each of the first connecting strip and the second connecting strip, the first connecting strip, the second connecting strip and the fixing strip are arranged in a semicircular structure, one end side wall of each of the first connecting strip and the second connecting strip is connected with an extending plate, and a first expansion spring is fixedly connected between the extending plates.
In a preferred embodiment, a sleeve in a shape like Chinese character 'ao' is connected to the top end of the extension plate through a rotating shaft, a cushion block is connected to the inner end of the sleeve, a second expansion spring is fixedly connected to the top end of the cushion block, a first fastening plate and a second fastening plate are fixedly connected to the top end of the second expansion spring respectively, and the second fastening plate is arranged below the first fastening plate.
In a preferred embodiment, the end of the first close joint plate is provided with a projection, the top edge of the second close joint plate is provided with a groove, and the first close joint plate is tightly attached to the groove of the top edge of the second close joint plate through the projection.
A preparation method of a six-core high-temperature-resistant low-smoke optical fiber cable comprises the following specific steps:
the method comprises the following steps: selecting six groups of white optical fibers, respectively and uniformly spraying optical fiber insulation layers with different colors and thicknesses of 1.2mm-1.4mm on the outer walls of the six groups of white optical fibers through a coating machine, and drying through a drying machine;
step two: uniformly wrapping the dried six groups of white optical fibers with a 304 stainless steel layer, wherein the six groups of white optical fibers are arranged at equal intervals;
step three: uniformly filling the Kevlar strips on the outer wall of the 304 stainless steel layer, and drying by a dryer;
step four: and then uniformly wrapping the high-temperature-resistant low-smoke halogen-free sheath on the outer wall of the adhesive tape sealed by the Kevlar adhesive tape, so that the high-temperature-resistant low-smoke halogen-free sheath is tightly attached to the Kevlar adhesive tape.
The invention has the technical effects and advantages that:
1. according to the invention, the optical fiber insulating layer, the stainless steel layer, the Kevlar wrapping layer and the high-temperature-resistant low-smoke halogen-free sheath are tightly arranged layer by layer, so that the overall compression-resistant effect of the optical fiber cable is improved, the high-temperature-resistant capability of the optical fiber cable is improved, the insulating capability is improved, the electric leakage condition of the optical fiber cable in use is avoided, the service life of the optical fiber cable is prolonged, and the use safety performance is excellent;
2. the optical fiber cables can be connected with each other through the arrangement of the connecting strip and the fixing strip, so that the optical fiber cables are prevented from being wound with each other when the stay wires are installed, and the optical fiber cables can be conveniently combed by an electrician in the later period, and are convenient to use.
Drawings
Fig. 1 is a schematic view of the structure of the optical fiber cable assembly of the present invention.
Fig. 2 is a schematic view of a connection structure of two groups of optical fiber cables according to the present invention.
Fig. 3 is a schematic view of the connection structure of the connecting strip and the fixing strip of the present invention.
FIG. 4 is an enlarged view of the portion A of FIG. 3 according to the present invention.
The reference signs are: 1. an optical fiber; 2. an optical fiber insulation layer; 3. a stainless steel layer; 4. a Kevlar lapping layer; 5. a first high temperature resistant low smoke halogen-free sheath; 6. a second high temperature resistant low smoke halogen-free sheath; 7. a first connecting bar; 8. a second connecting strip; 9. a fixing strip; 10. an extension plate; 11. a first extension spring; 12. a sleeve; 13. cushion blocks; 14. a second extension spring; 15. a first close-coupled panel; 16. the second close fitting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The six-core high-temperature-resistant low-smoke optical fiber cable comprises optical fibers 1, optical fiber insulating layers 2 are uniformly arranged on the outer walls of the optical fibers 1, a plurality of groups of optical fibers 1 are wrapped by stainless steel layers 3, Kevlar wrapping layers 4 are uniformly arranged on the outer walls of the stainless steel layers 3, every two Kevlar wrapping layers 4 are mutually attached, first high-temperature-resistant low-smoke halogen-free sheaths 5 and second high-temperature-resistant low-smoke halogen-free sheaths 6 are uniformly arranged on the outer walls of the Kevlar wrapping layers 4, a second high-temperature-resistant low-smoke halogen-free sheath 6 is arranged on the outer side of each first high-temperature-resistant low-smoke halogen-free sheath 5, a first connecting strip 7 and a second connecting strip 8 are respectively clamped on the outer walls of the first high-temperature-resistant low-smoke halogen-free sheaths 5 and the second high-temperature-resistant low-smoke halogen-free sheaths 6, and the first connecting strip 7 and the second connecting strip 8 are respectively clamped on the outer walls of the first high-temperature-resistant low-smoke halogen-free sheaths 6.
Further, the optical fibers 1 are uniformly arranged in six groups.
Further, the optical fiber insulation layer 2 is made of fluoroplastic, the temperature resistance of the optical fiber insulation layer 2 is 300 ℃, the number of the optical fiber insulation layers 2 is identical to that of the optical fibers 1, and the color of each optical fiber insulation layer 2 is not consistent.
Further, the stainless steel layer 3 is 304.
Further, the Kevlar wrapping layer 4 is made of Kevlar adhesive tapes in a filling mode.
The implementation mode is specifically as follows: through optical fiber insulation layer 2, stainless steel layer 3, Kevlar around covering 4 and high temperature resistant low smoke and zero halogen sheath closely set up layer upon layer, not only improved the holistic resistance to compression efficiency of this optical fiber cable for this optical fiber cable's high temperature resistance all improves, and insulating ability promotes simultaneously, avoids optical fiber cable to take place the electric leakage condition when using, has increased this optical fiber cable's life.
Further, the below of first connecting strip 7 and second connecting strip 8 all is connected with fixed strip 9, first connecting strip 7 and second connecting strip 8 and fixed strip 9 are the semicircular structure setting, the one end lateral wall of first connecting strip 7 and second connecting strip 8 all is connected with extension board 10, the first expanding spring 11 of fixedly connected with between the extension board 10.
Further, the top pivot of extension board 10 is connected with the sleeve 12 of type of calligraphy in bas-relief, the inside end-to-end connection of sleeve 12 has cushion 13, the top fixedly connected with second expanding spring 14 of cushion 13, the first close coupled plate 15 of fixedly connected with and second close coupled plate 16 are distinguished on the top of second expanding spring 14, the below of first close coupled plate 15 is provided with second close coupled plate 16.
Further, the end of first close plywood 15 is provided with the lug, the top edge of second close plywood 16 is provided with the recess, first close plywood 15 passes through the lug and closely laminates with the top edge recess of second close plywood 16.
The implementation mode is specifically as follows: through connecting strip and the setting of fixed strip 9, can avoid taking place the intertwine condition between the fiber cable when the installation is acted as go-between with interconnect between the fiber cable to can be convenient for electrician's later stage to the carding of fiber cable, use and convenience.
A preparation method of a six-core high-temperature-resistant low-smoke optical fiber cable comprises the following specific steps:
the method comprises the following steps: selecting six groups of white optical fibers 1, uniformly spraying optical fiber insulation layers 2 with different colors and thicknesses of 1.2mm-1.4mm on the outer walls of the six groups of white optical fibers 1 through a coating machine, and drying through a dryer;
step two: uniformly wrapping the dried six groups of white optical fibers 1 by using a 304 stainless steel layer 3, wherein the six groups of white optical fibers 1 are arranged at equal intervals;
step three: uniformly filling the Kevlar strips on the outer wall of the 304 stainless steel layer 3, and drying by a dryer;
step four: and then uniformly wrapping the high-temperature-resistant low-smoke halogen-free sheath on the outer wall of the adhesive tape sealed by the Kevlar adhesive tape, so that the high-temperature-resistant low-smoke halogen-free sheath is tightly attached to the Kevlar adhesive tape.
The working principle of the invention is as follows:
referring to the attached figure 1 of the specification, the optical fiber insulating layer 2, the stainless steel layer 3, the Kevlar wrapping layer 4 and the high-temperature-resistant low-smoke halogen-free sheath are tightly arranged layer by layer, so that the overall compression-resistant effect of the optical fiber cable is improved, the high-temperature-resistant capability of the optical fiber cable is improved, the insulating capability is improved, the electric leakage condition of the optical fiber cable in use is avoided, and the service life of the optical fiber cable is prolonged;
referring to the attached drawings 2-4 of the specification, the extension plates 10 are pressed by hands, at the moment, the first expansion springs 11 between the extension plates 10 are elastically deformed, at the moment, no closed port is opened between the first connecting strip 7 and the second connecting strip 8, the connecting strip and the fixing strip 9 are respectively clamped at the upper end and the lower end of the proper position of the first high temperature resistant low smoke zero halogen sheath 5 through the port, then the connecting strip and the fixing strip 9 are respectively clamped at the upper end and the lower end of the proper position of the second high temperature resistant low smoke zero halogen sheath 6 according to the method, then the sleeve 12 is respectively rotated through the rotating shaft until the lug at the tail end of the first close joint plate 15 is embedded into the groove arranged at the edge of the top end of the second close joint plate 16, can avoid taking place the intertwine condition between the optic fibre cable when the installation is acted as go-between with interconnect between the optic fibre cable to can be convenient for electrician's later stage to the carding of optic fibre cable, use and facility.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (9)
1. The utility model provides a six-core high temperature resistant low smoke fiber cable, includes optic fibre (1), its characterized in that: the outer wall of the optical fiber (1) is uniformly provided with optical fiber insulation layers (2), the plurality of groups of optical fibers (1) are wrapped by stainless steel layers (3), the outer wall of the stainless steel layer (3) is uniformly provided with a Kevlar wrapping layer (4), the Kevlar wrapping layers (4) are mutually attached in pairs, the outer walls of the Kevlar wrapping layers (4) are uniformly provided with a first high-temperature-resistant low-smoke halogen-free sheath (5) and a second high-temperature-resistant low-smoke halogen-free sheath (6), a second high-temperature-resistant low-smoke halogen-free sheath (6) is arranged on the outer side of the first high-temperature-resistant low-smoke halogen-free sheath (5), the outer walls of the first high-temperature-resistant low-smoke halogen-free sheath (5) and the second high-temperature-resistant low-smoke halogen-free sheath (6) respectively clamp a first connecting strip (7) and a second connecting strip (8), and the first connecting strip (7) and the second connecting strip (8) are arranged on the outer walls.
2. The six-core high temperature resistant low smoke optical fiber cable according to claim 1, wherein: six groups of the optical fibers (1) are uniformly arranged.
3. The six-core high temperature resistant low smoke optical fiber cable according to claim 1, wherein: the optical fiber insulation layer (2) is made of fluoroplastic, the temperature resistant temperature of the optical fiber insulation layer (2) is 300 ℃, the number of the optical fiber insulation layers (2) is identical to that of the optical fibers (1), and the color of each optical fiber insulation layer (2) is not consistent.
4. The six-core high temperature resistant low smoke optical fiber cable according to claim 1, wherein: the type of the stainless steel layer (3) is 304.
5. The six-core high temperature resistant low smoke optical fiber cable according to claim 1, wherein: the Kevlar wrapping layer (4) is filled with Kevlar adhesive tapes.
6. The six-core high temperature resistant low smoke optical fiber cable according to claim 1, wherein: the lower part of first connecting strip (7) and second connecting strip (8) all is connected with fixed strip (9), first connecting strip (7) and second connecting strip (8) and fixed strip (9) are the semicircular structure setting, the one end lateral wall of first connecting strip (7) and second connecting strip (8) all is connected with extension board (10), first expanding spring (11) of fixedly connected with between extension board (10).
7. The six-core high temperature resistant low smoke optical fiber cable according to claim 6, wherein: the top pivot of extension board (10) is connected with sleeve (12) of type of calligraphy in bas-relief, the inside end-to-end connection of sleeve (12) has cushion (13), the top fixedly connected with second expanding spring (14) of cushion (13), the first close plywood (15) of fixedly connected with and second close plywood (16) respectively on the top of second expanding spring (14), the below of first close plywood (15) is provided with second close plywood (16).
8. The six-core high temperature resistant low smoke optical fiber cable according to claim 7, wherein: the end of first close plywood (15) is provided with the lug, the top edge of second close plywood (16) is provided with the recess, first close plywood (15) are closely laminated through the top edge recess of lug with second close plywood (16).
9. A preparation method of a six-core high-temperature-resistant low-smoke optical fiber cable is characterized by comprising the following steps of: the method comprises the following specific steps:
the method comprises the following steps: selecting six groups of white optical fibers (1), uniformly spraying optical fiber insulation layers (2) with different colors and thicknesses of 1.2mm-1.4mm on the outer walls of the six groups of white optical fibers (1) through a coating machine, and drying through a dryer;
step two: uniformly wrapping the dried six groups of white optical fibers (1) by using a 304 stainless steel layer (3), wherein the six groups of white optical fibers (1) are arranged at equal intervals;
step three: uniformly filling the Kevlar strips on the outer wall of the 304 stainless steel layer (3), and drying by a dryer;
step four: and then uniformly wrapping the high-temperature-resistant low-smoke halogen-free sheath on the outer wall of the adhesive tape sealed by the Kevlar adhesive tape, so that the high-temperature-resistant low-smoke halogen-free sheath is tightly attached to the Kevlar adhesive tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111025322.8A CN113687483A (en) | 2021-09-02 | 2021-09-02 | Six-core high-temperature-resistant low-smoke optical fiber cable and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111025322.8A CN113687483A (en) | 2021-09-02 | 2021-09-02 | Six-core high-temperature-resistant low-smoke optical fiber cable and preparation method thereof |
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204389759U (en) * | 2015-02-12 | 2015-06-10 | 深圳市华韵电子科技有限公司 | A kind of antisitic defect optical cable |
| CN204882987U (en) * | 2015-07-24 | 2015-12-16 | 成都亨通光通信有限公司 | Novel spiral steel pipe armor temperature measurement optical cable |
| CN207473146U (en) * | 2017-08-01 | 2018-06-08 | 东捷光电科技(苏州)有限公司 | A kind of resistance to micro-bend armored optical cables of FTTA |
| US20180348460A1 (en) * | 2017-05-30 | 2018-12-06 | Sterlite Technologies Limited | Flame retardant optical fiber cable |
| CN208767060U (en) * | 2018-09-03 | 2019-04-19 | 安徽华网电缆有限公司 | A kind of stretching resistance temperature resistant silicon rubber cable |
| CN209641407U (en) * | 2019-06-17 | 2019-11-15 | 河南省卓越电缆有限公司 | Reinforced Intelligent Composite pendency hoist cable |
| CN209821454U (en) * | 2019-05-17 | 2019-12-20 | 安徽长荣光纤光缆科技有限公司 | Butterfly-shaped fireproof optical cable |
| CN210778007U (en) * | 2019-12-20 | 2020-06-16 | 山西省平遥东瑞线缆有限公司 | Wear-resistant tensile cable |
| CN211086708U (en) * | 2019-11-28 | 2020-07-24 | 江苏迪睿特光电科技有限公司 | Combined branch optical cable |
| CN211670010U (en) * | 2020-03-25 | 2020-10-13 | 深圳市宝润联科技有限公司 | High temperature resistant medical equipment connects with silicon rubber cable |
| CN213752049U (en) * | 2020-11-30 | 2021-07-20 | 青海能高新能源有限公司 | Novel photovoltaic cable |
| CN214067466U (en) * | 2021-01-14 | 2021-08-27 | 广东富源通线缆科技有限公司 | High-strength optical fiber cable |
-
2021
- 2021-09-02 CN CN202111025322.8A patent/CN113687483A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204389759U (en) * | 2015-02-12 | 2015-06-10 | 深圳市华韵电子科技有限公司 | A kind of antisitic defect optical cable |
| CN204882987U (en) * | 2015-07-24 | 2015-12-16 | 成都亨通光通信有限公司 | Novel spiral steel pipe armor temperature measurement optical cable |
| US20180348460A1 (en) * | 2017-05-30 | 2018-12-06 | Sterlite Technologies Limited | Flame retardant optical fiber cable |
| CN207473146U (en) * | 2017-08-01 | 2018-06-08 | 东捷光电科技(苏州)有限公司 | A kind of resistance to micro-bend armored optical cables of FTTA |
| CN208767060U (en) * | 2018-09-03 | 2019-04-19 | 安徽华网电缆有限公司 | A kind of stretching resistance temperature resistant silicon rubber cable |
| CN209821454U (en) * | 2019-05-17 | 2019-12-20 | 安徽长荣光纤光缆科技有限公司 | Butterfly-shaped fireproof optical cable |
| CN209641407U (en) * | 2019-06-17 | 2019-11-15 | 河南省卓越电缆有限公司 | Reinforced Intelligent Composite pendency hoist cable |
| CN211086708U (en) * | 2019-11-28 | 2020-07-24 | 江苏迪睿特光电科技有限公司 | Combined branch optical cable |
| CN210778007U (en) * | 2019-12-20 | 2020-06-16 | 山西省平遥东瑞线缆有限公司 | Wear-resistant tensile cable |
| CN211670010U (en) * | 2020-03-25 | 2020-10-13 | 深圳市宝润联科技有限公司 | High temperature resistant medical equipment connects with silicon rubber cable |
| CN213752049U (en) * | 2020-11-30 | 2021-07-20 | 青海能高新能源有限公司 | Novel photovoltaic cable |
| CN214067466U (en) * | 2021-01-14 | 2021-08-27 | 广东富源通线缆科技有限公司 | High-strength optical fiber cable |
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