CN212342325U - Fire-resistant photoelectric hybrid cable with optical fiber ribbon - Google Patents

Fire-resistant photoelectric hybrid cable with optical fiber ribbon Download PDF

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Publication number
CN212342325U
CN212342325U CN202020888503.8U CN202020888503U CN212342325U CN 212342325 U CN212342325 U CN 212342325U CN 202020888503 U CN202020888503 U CN 202020888503U CN 212342325 U CN212342325 U CN 212342325U
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China
Prior art keywords
optical fiber
fire
mica tape
package
water
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Active
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CN202020888503.8U
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Chinese (zh)
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李苏盈
张忠
季忠
邵佳佳
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Jiangsu Tongguang Information Co ltd
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Jiangsu Tongguang Information Co ltd
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Abstract

The utility model discloses a fire-resistant photoelectricity hybrid cable of optical fiber ribbon, including being located a plurality of optical fiber ribbons and a plurality of yarn that blocks water of the inside most, a plurality of layers of optical fiber ribbons and a plurality of yarn unwrapping wires that block water extrude loose sleeve pipe and around package mica tape I outside, mica tape I has the copper core electric wire around package mica tape I for the axle center interval transposition in proper order, nonmetal reinforcement and the high inflation yarn 6 that blocks water, the transposition in-process is indulged the package with the water blocking tape, I of the out-of-band reuse mica tape that blocks water forms the cable core around the package, then crowded package at the cable core outside separates the oxygen layer, separate the crowded package high fire-retardant sheath that. The utility model aims at and the effect is that practicality is strong, heat-resisting thermal-insulated, safety protection against electric shock, data transmission, power transmission, fire-resistant fire-retardant, utility such as environmental protection.

Description

Fire-resistant photoelectric hybrid cable with optical fiber ribbon
Technical Field
The utility model relates to an optical fiber cable field specifically is a fire-resistant photoelectricity hybrid cable of optical fiber ribbon.
Background
Along with the construction of a 5G network, 5G base stations are also very tightly erected and are numerous, due to the characteristics of the 5G base stations, the interval is only 300-400 m, if the whole urban area is covered, the required base stations are extremely large in number, the base stations are distributed in indoor, outdoor, overground and underground buildings such as high buildings, plants, tunnels and the like, the higher transmission speed also brings larger heat, and the probability of fire hazard is increased.
SUMMERY OF THE UTILITY MODEL
In fact, the 5G base station can occasionally catch fire, and in order to guarantee the smoothness of the interconnection of everything, the invention relates to a fire-resistant photoelectric hybrid cable with an optical fiber band, which has good mechanical performance and can meet the requirements of good and stable signal transmission and power transmission, the optical fiber band can well distinguish optical fibers, and a large number of optical fibers can be placed in a loose sleeve without worrying about the distinguishing problem, so that the fusion splicing is convenient. The invention is a full-dry type water-blocking structure, is not filled with oil paste and has good environmental protection. And has safe grounding and reliable power transmission, and prevents electric shock and fire caused by poor insulating property or moist environment. The flame-retardant cable can be burnt for 96 minutes at the flame temperature of 750 ℃ in a fire-retardant test, can keep communication and power transmission within 15 minutes after being cooled, and has good fire-retardant performance.
The technical scheme of the utility model is that: the utility model provides a fire-resistant mixed cable of photoelectricity of optical fiber ribbon, including being located a plurality of optical fiber ribbons and a plurality of yarn that blocks water of innermost, a plurality of layers of optical fiber ribbons and a plurality of yarn that blocks water unwrapping wire are outside extrusion loose sleeve pipe and are wrapping mica tape I outward, mica tape I is the axle center and has the copper core electric wire, non-metallic reinforcement and the high inflation yarn that blocks water of wrapping mica tape I to alternate transposition in proper order, and the transposition in-process is indulged the package with the water blocking tape, and the outer I of reuse mica tape of water blocking tape is wrapped around the package and is formed the cable core, then extrudees the package outward at the cable core and separates the oxygen.
Further, the water-blocking yarn has a linear density of 700D, and the high-expansion water-blocking yarn is a high-expansion water-blocking yarn having a linear density of 5000D.
Further, the optical fiber ribbon is formed by combining a plurality of colored single-mode or multi-mode optical fibers with resin.
Further, the material of the loose tube is low smoke halogen-free polyolefin, and the thickness of the extruded tube increases with the increase of the optical fiber ribbon.
Furthermore, the mica tape I, the mica tape II and the mica tape II are single-side fiber cloth synthesized into the mica tape with the thickness of 0.1mm-0.12 mm.
Further, the non-metal reinforcement is fiber reinforced composite FRP.
Furthermore, the copper core electric wire is a plurality of square single-core or multi-core copper wires, and insulating layers with different colors are extruded outside the wire core.
Further, the thickness of the water-blocking tape is 0.2mm-0.25 mm.
Further, the material of the oxygen isolating layer is ceramic polyolefin.
Further, the high flame retardant sheath is made of anti-cracking thermoplastic low-smoke halogen-free polyolefin.
The utility model discloses an useful part: the utility model aims at and the effect is that practicality is strong, heat-resisting thermal-insulated, safety protection against electric shock, data transmission, power transmission, fire-resistant fire-retardant, utility such as environmental protection.
Drawings
Fig. 1 is a schematic structural view of the present invention;
wherein: 1. the optical fiber cable comprises water-blocking yarns 2, an optical fiber ribbon 3, a loose tube 4, a mica tape I5, a non-metal reinforcement 6, high-expansion water-blocking yarns 7, a copper core electric wire 8, a mica tape I9, a water-blocking tape 10, a mica tape I11, an oxygen isolation layer 12 and a high flame-retardant sheath.
Detailed Description
In order to deepen the understanding of the present invention, the following detailed description is given with reference to the accompanying drawings, which are only used for explaining the present invention and do not constitute a limitation to the protection scope of the present invention.
As shown in fig. 1, the optical fiber ribbon fire-resistant photoelectric hybrid cable comprises a plurality of optical fiber ribbons 2 and a plurality of water-blocking yarns 1 which are positioned at the innermost part, wherein the linear density of the water-blocking yarns 1 is 700D, the optical fiber ribbons 2 and the water-blocking yarns 1 are paid out and extruded to form a loose sleeve 3 outside, and a mica tape I4 is wrapped outside, the mica tape I4 is sequentially stranded with a copper core wire 7, a non-metal reinforcement 5 and the high-expansion water-blocking yarns 6 at intervals as an axis, the water-blocking tape I10 is longitudinally wrapped with the water-blocking tape 9 in the stranding process, the water-blocking tape II is wrapped with the mica tape II 10 to form a cable core, an oxygen-isolating layer 11 is extruded outside the cable core, and a high-flame-retardant sheath 12 is extruded outside the oxygen-isolating layer 11.
Wherein, the linear density of the water-blocking yarn 1 is 700D, and the high-expansion water-blocking yarn 6 is 5000D; the optical fiber ribbon 2 is formed by combining a plurality of colored single-mode or multi-mode optical fibers with resin; the loose tube 3 is made of low-smoke halogen-free polyolefin, and the thickness of the extruded tube is increased along with the increase of the optical fiber ribbons; the mica tapes I4, I8 and I10 are single-side fiber cloth synthesized into mica tapes with the thickness of 0.1mm-0.12 mm; the non-metal reinforcement 5 is fiber reinforced composite FRP; the copper core wire 7 is a plurality of square single-core or multi-core copper wires, and insulating layers with different colors are extruded outside the wire core; the thickness of the water-blocking tape 9 is 0.2mm-0.25 mm; the oxygen isolating layer 11 is made of ceramic polyolefin; the high flame-retardant sheath 12 is made of anti-cracking thermoplastic low-smoke halogen-free polyolefin.

Claims (10)

1. The utility model provides a fire-resistant photoelectricity of optical fiber ribbon mixes cable which characterized in that: including being located a plurality of optical fiber ribbons (2) of innermost and a plurality of yarn (1) that blocks water, a plurality of optical fiber ribbons (2) and a plurality of yarn (1) that blocks water unwrapping wire are extruded outside loose sleeve pipe (3) and are wrapping mica tape I (4) outward, copper core electric wire (7), non-metal reinforcement (5) and high inflation yarn (6) that blocks water of wrapping mica tape I (8) are twisted for the axle center interval in proper order in mica tape I (4), and the transposition in-process is indulged the package with water blocking tape (9), it forms the cable core to wrap I (10) of outer reuse mica tape I around the package, then extrudes package oxygen layer (11) outward at the cable core, crowded package high fire-retardant sheath (12) outward of oxygen layer (11) that blocks water.
2. The hybrid fiber optic cable with fire-resistant optical fiber ribbons of claim 1, wherein: the high-expansion water-blocking yarn (6) is high-expansion water-blocking yarn with the linear density of 5000D.
3. The hybrid fiber optic cable with fire-resistant optical fiber ribbons of claim 1, wherein: the optical fiber ribbon (2) is formed by combining a plurality of colored single-mode or multi-mode optical fibers with resin.
4. The hybrid fiber optic cable with fire-resistant optical fiber ribbons of claim 1, wherein: the loose tube (3) is made of low-smoke halogen-free polyolefin, and the thickness of the extruded tube is increased along with the increase of the optical fiber ribbons.
5. The hybrid fiber optic cable with fire-resistant optical fiber ribbons of claim 1, wherein: the mica tape I (4), the mica tape I (8) and the mica tape I (10) are synthesized by single-side fiber cloth with the thickness of 0.1mm-0.12 mm.
6. The hybrid fiber optic cable with fire-resistant optical fiber ribbons of claim 1, wherein: the non-metal reinforcement (5) is Fiber Reinforced Plastic (FRP).
7. The hybrid fiber optic cable with fire-resistant optical fiber ribbons of claim 1, wherein: the copper core electric wire (7) is a plurality of square single-core or multi-core copper wires, and insulating layers with different colors are extruded outside the wire cores.
8. The hybrid fiber optic cable with fire-resistant optical fiber ribbons of claim 1, wherein: the thickness of the water-blocking tape (9) is 0.2mm-0.25 mm.
9. The hybrid fiber optic cable with fire-resistant optical fiber ribbons of claim 1, wherein: the material of the oxygen isolation layer (11) is ceramic polyolefin.
10. The hybrid fiber optic cable with fire-resistant optical fiber ribbons of claim 1, wherein: the high flame-retardant sheath (12) is made of anti-cracking thermoplastic low-smoke halogen-free polyolefin.
CN202020888503.8U 2020-05-25 2020-05-25 Fire-resistant photoelectric hybrid cable with optical fiber ribbon Active CN212342325U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020888503.8U CN212342325U (en) 2020-05-25 2020-05-25 Fire-resistant photoelectric hybrid cable with optical fiber ribbon

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020888503.8U CN212342325U (en) 2020-05-25 2020-05-25 Fire-resistant photoelectric hybrid cable with optical fiber ribbon

Publications (1)

Publication Number Publication Date
CN212342325U true CN212342325U (en) 2021-01-12

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114721102A (en) * 2022-02-25 2022-07-08 宏安集团有限公司 Mini-type optical fiber ribbon photoelectric hybrid cable and manufacturing process thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114721102A (en) * 2022-02-25 2022-07-08 宏安集团有限公司 Mini-type optical fiber ribbon photoelectric hybrid cable and manufacturing process thereof

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