CN212658871U - Indoor multimode optical cable - Google Patents
Indoor multimode optical cable Download PDFInfo
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- CN212658871U CN212658871U CN202021835695.2U CN202021835695U CN212658871U CN 212658871 U CN212658871 U CN 212658871U CN 202021835695 U CN202021835695 U CN 202021835695U CN 212658871 U CN212658871 U CN 212658871U
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- multimode optical
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Abstract
The utility model relates to an optical cable technical field especially relates to an indoor multimode optical cable, include multimode optical fiber, the tight jacket layer of liquid crystal polymer, polyimide layer, the colored resin layer of ultraviolet curing, polyurethane class polymer composite bed and the fire-retardant polyolefin low smoke and zero halogen restrictive coating of thermoplasticity that from interior to exterior set gradually, polyurethane class polymer composite bed is embedded to have the KFRP to strengthen the core, KFRP strengthens the core and is on a parallel with multimode optical fiber. The utility model provides an indoor multimode optical cable has good anti longitudinal stretching ability, high temperature resistance, separation nature and the impact resistance that shears.
Description
Technical Field
The utility model relates to an optical cable technical field especially relates to an indoor multimode optical cable.
Background
With the accelerated development of the informatization process and the promotion of integration of three networks, the requirements of high speed, width and intellectualization of people access networks are met, more and more indoor wiring and equipment interconnection optical cables of intelligent buildings gradually replace copper cables, indoor optical cable products are economical and convenient to use and are required to have good flame retardant performance, and meanwhile, mechanical properties such as tensile property, compression resistance and the like are required; and easy bending, easy installation, etc. With the increasing requirements on the safety and reliability of indoor machine rooms and intelligent buildings, the traditional optical cable cannot meet the use requirements of users.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problem that an indoor multimode optical cable that separation nature is good, mechanical properties is good is provided.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides an indoor multimode optical cable, includes multimode optical fiber, the tight jacket layer of liquid crystal polymer, polyimide layer, the colored resin layer of ultraviolet curing, polyurethane class macromolecular composite layer and the fire-retardant polyolefin low smoke and zero halogen restrictive coating of thermoplasticity that from interior to exterior set gradually, polyurethane class macromolecular composite layer is embedded to have the KFRP to strengthen the core, the KFRP is strengthened the core and is on a parallel with multimode optical fiber.
In an optional embodiment, the thermoplastic flame-retardant polyolefin low-smoke halogen-free sheath layer is provided with openings along the bus direction, and more than two openings are uniformly distributed on the surface of the thermoplastic flame-retardant polyolefin low-smoke halogen-free sheath layer.
In an alternative embodiment, the cross-sectional shape of the gap is a sector.
In an optional embodiment, the thickness ranges of the liquid crystal polymer tight sleeve layer, the polyimide layer, the ultraviolet curing coloring resin layer, the polyurethane polymer composite layer and the thermoplastic flame-retardant polyolefin low-smoke halogen-free sheath layer are 0.03mm to 0.15mm, 0.035mm to 0.2mm, 0.01mm to 0.15mm, 0.25mm to 0.3mm and 0.15mm to 0.2mm in sequence.
In an alternative embodiment, the KFRP reinforcing core is circular in cross-sectional shape.
In an alternative embodiment, the multimode optical fiber is a multimode Ala or Alb fiber.
The beneficial effects of the utility model reside in that: the utility model provides an indoor multimode optical cable, include the multimode optical fiber that from interior to exterior set gradually, liquid crystal polymer tight tube layer, polyimide layer, the colored resin layer of ultraviolet curing, polyurethane class polymer composite bed and the fire-retardant polyolefin low smoke and zero halogen restrictive coating of thermoplasticity, improved the anti longitudinal stretching ability of optical cable simultaneously, high temperature resistance, separation nature, it has KFRP to strengthen the core to embed in polyurethane class polymer composite bed, has improved the impact resistance that shears of indoor multimode optical cable, the utility model provides an indoor multimode optical cable has good anti longitudinal stretching ability, high temperature resistance, separation nature and the impact resistance that shears.
Drawings
Fig. 1 is a schematic structural diagram of an indoor multimode optical cable according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of an indoor multimode optical cable according to an embodiment of the present invention;
description of reference numerals:
1. a multimode optical fiber;
2. a liquid crystal polymer tight-buffered layer;
3. a polyimide layer;
4. ultraviolet light curing the coloring resin layer;
5. a polyurethane polymer composite layer; 51. KFRP reinforcement core;
6. the thermoplastic flame-retardant polyolefin low-smoke halogen-free sheath layer; 61. and (6) opening.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Please refer to fig. 1 and fig. 2, the utility model discloses an indoor multimode optical cable, including multimode optical fiber, liquid crystal polymer tight jacket layer, polyimide layer, ultraviolet curing coloring resin layer, polyurethane class macromolecular composite layer and the fire-retardant polyolefin low smoke and zero halogen restrictive coating of thermoplasticity that sets gradually from interior to exterior, polyurethane class macromolecular composite layer is embedded to have the KFRP to strengthen the core, the KFRP is strengthened the core and is on a parallel with multimode optical fiber.
From the above description, the beneficial effects of the present invention are: the utility model provides an indoor multimode optical cable, include the multimode optical fiber that from interior to exterior set gradually, liquid crystal polymer tight tube layer, polyimide layer, the colored resin layer of ultraviolet curing, polyurethane class polymer composite bed and the fire-retardant polyolefin low smoke and zero halogen restrictive coating of thermoplasticity, improved the anti longitudinal stretching ability of optical cable simultaneously, high temperature resistance, separation nature, it has KFRP to strengthen the core to embed in polyurethane class polymer composite bed, has improved the impact resistance that shears of indoor multimode optical cable, the utility model provides an indoor multimode optical cable has good anti longitudinal stretching ability, high temperature resistance, separation nature and the impact resistance that shears.
Furthermore, the thermoplastic flame-retardant polyolefin low-smoke halogen-free sheath layer is provided with openings along the bus direction, and the openings are uniformly distributed on the surface of the thermoplastic flame-retardant polyolefin low-smoke halogen-free sheath layer.
As can be seen from the above description, the gap serves to improve the mechanical properties of the cable.
Furthermore, the cross section of the gap is in a fan shape.
Furthermore, the thickness ranges of the liquid crystal polymer tight sleeve layer, the polyimide layer, the ultraviolet curing coloring resin layer, the polyurethane polymer composite layer and the thermoplastic flame-retardant polyolefin low-smoke halogen-free sheath layer are 0.03-0.15 mm, 0.035-0.2 mm, 0.01-0.15 mm, 0.25-0.3 mm and 0.15-0.2 mm in sequence.
Further, the section shape of the KFRP reinforced core is circular.
Further, the multimode optical fiber is multimode Ala or Alb optical fiber.
Referring to fig. 1 and fig. 2, a first embodiment of the present invention is: the utility model provides an indoor multimode optical cable, includes multimode optical fiber 1, liquid crystal polymer tight jacket layer 2, polyimide layer 3, ultraviolet curing coloring resin layer 4, polyurethane class macromolecular composite layer 5 and the fire-retardant polyolefin low smoke and zero halogen restrictive coating 6 of thermoplasticity that from interior to exterior set gradually, 5 embedded KFRP that have in polyurethane class macromolecular composite layer have strengthened core 51, KFRP strengthens core 51 and is on a parallel with multimode optical fiber 1.
The thermoplastic flame-retardant polyolefin low-smoke halogen-free sheath layer 6 is provided with an opening 61 along the bus direction, and the openings 61 are uniformly distributed on the surface of the thermoplastic flame-retardant polyolefin low-smoke halogen-free sheath layer 6. The cross section of the notch 61 is fan-shaped. The thickness ranges of the liquid crystal polymer tight sleeve layer 2, the polyimide layer 3, the ultraviolet curing coloring resin layer 4, the polyurethane polymer composite layer 5 and the thermoplastic flame-retardant polyolefin low-smoke halogen-free sheath layer 6 are 0.03-0.15 mm, 0.035-0.2 mm, 0.01-0.15 mm, 0.25-0.3 mm and 0.15-0.2 mm in sequence. The KFRP reinforcing core 51 has a circular cross-sectional shape. The multimode optical fiber 1 is a multimode Ala or Alb optical fiber.
To sum up, the utility model provides an indoor multimode optical cable, including multimode optical fiber, liquid crystal polymer tight sleeve layer, polyimide layer, the colored resin layer of ultraviolet curing, polyurethane class polymer composite bed and the fire-retardant polyolefin low smoke and zero halogen restrictive coating of thermoplasticity that from interior to exterior set gradually, improved the anti longitudinal stretching ability, high temperature resistance, the separation nature of optical cable simultaneously, it has the KFRP to strengthen the core to inlay at polyurethane class polymer composite bed is embedded, has improved the impact resistance ability that shears of indoor multimode optical cable, the utility model provides an indoor multimode optical cable has good anti longitudinal stretching ability, high temperature resistance, separation nature and the impact resistance ability that shears.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (6)
1. The utility model provides an indoor multimode optical cable, its characterized in that includes multimode optical fiber, the tight jacket layer of liquid crystal polymer, polyimide layer, the colored resin layer of ultraviolet curing, polyurethane class macromolecular composite bed and the fire-retardant polyolefin low smoke and zero halogen restrictive coating of thermoplasticity that from interior to exterior set gradually, polyurethane class macromolecular composite bed is embedded to have the KFRP and strengthens the core, the KFRP is strengthened the core and is on a parallel with multimode optical fiber.
2. The indoor multimode optical cable according to claim 1, wherein the thermoplastic flame-retardant polyolefin low-smoke zero-halogen sheath layer is provided with openings along a bus direction, and more than two openings are uniformly distributed on the surface of the thermoplastic flame-retardant polyolefin low-smoke zero-halogen sheath layer.
3. The indoor multimode optical cable of claim 2, wherein the cross-sectional shape of the breach is a sector.
4. The indoor multimode optical cable according to claim 1, wherein the thickness ranges of the liquid crystal polymer tight-buffered layer, the polyimide layer, the ultraviolet light curing coloring resin layer, the polyurethane polymer composite layer and the thermoplastic flame-retardant polyolefin low-smoke halogen-free sheath layer are 0.03mm to 0.15mm, 0.035mm to 0.2mm, 0.01mm to 0.15mm, 0.25mm to 0.3mm and 0.15mm to 0.2mm in sequence.
5. The indoor multimode optical cable according to claim 1, wherein the KFRP reinforcement core is circular in cross-sectional shape.
6. The indoor multimode optical cable of claim 1, wherein the multimode optical fiber is multimode Ala or Alb fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021835695.2U CN212658871U (en) | 2020-08-28 | 2020-08-28 | Indoor multimode optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021835695.2U CN212658871U (en) | 2020-08-28 | 2020-08-28 | Indoor multimode optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212658871U true CN212658871U (en) | 2021-03-05 |
Family
ID=74769734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021835695.2U Active CN212658871U (en) | 2020-08-28 | 2020-08-28 | Indoor multimode optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212658871U (en) |
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2020
- 2020-08-28 CN CN202021835695.2U patent/CN212658871U/en active Active
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