CN220820326U - High-strength optical cable - Google Patents
High-strength optical cable Download PDFInfo
- Publication number
- CN220820326U CN220820326U CN202322454958.5U CN202322454958U CN220820326U CN 220820326 U CN220820326 U CN 220820326U CN 202322454958 U CN202322454958 U CN 202322454958U CN 220820326 U CN220820326 U CN 220820326U
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- CN
- China
- Prior art keywords
- flame
- layer
- retardant sheath
- optical fiber
- optical cable
- Prior art date
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Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 32
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000003063 flame retardant Substances 0.000 claims abstract description 28
- 239000013307 optical fiber Substances 0.000 claims abstract description 26
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 18
- 239000000835 fiber Substances 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims description 13
- 230000000903 blocking effect Effects 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims description 6
- 229920006231 aramid fiber Polymers 0.000 claims description 4
- 239000004760 aramid Substances 0.000 claims description 3
- 229920003235 aromatic polyamide Polymers 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 229920006346 thermoplastic polyester elastomer Polymers 0.000 claims description 3
- 241001474374 Blennius Species 0.000 claims 1
- 238000005452 bending Methods 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000003786 synthesis reaction Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 27
- 239000004033 plastic Substances 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Abstract
The utility model discloses a high-strength optical cable, which comprises an optical fiber core and a flame-retardant sheath wrapping the outer layer of the optical fiber core; the reinforcing piece is embedded in the flame-retardant sheath, and a plurality of reinforcing pieces are uniformly arranged around the fiber core at intervals; the flexible layer is coated on the outer layer of the fiber core of the optical fiber and positioned on the inner layer of the flame-retardant sheath; and the waterproof layer is positioned on the outer layer of the flexible layer and the inner layer of the flame-retardant sheath. The reinforcing piece can improve the tensile strength of the whole optical cable, and the plurality of reinforcing pieces are uniformly arranged in a surrounding manner so that the tensile performance of the optical cable is more uniform; the flexible layer has softer performance, can protect the optical fiber core, reduce the abrasion of other layers to the optical fiber core, and improve the bending resistance; the water-blocking reinforcing piece can play a role in isolating and preventing water; the flame-retardant sheath can improve the high temperature resistance of the optical cable; the strength of the optical cable is greatly improved after synthesis, and the service life of the optical cable is prolonged.
Description
Technical Field
The utility model relates to the technical field of optical cables, in particular to a high-strength optical cable.
Background
Fiber optic cable (optical fiber cable) is manufactured to meet optical, mechanical, or environmental performance specifications and is a communications cable assembly that utilizes one or more optical fibers disposed in a covering sheath as a transmission medium and that can be used alone or in groups. The optical cable mainly comprises optical fibers (glass filaments like hair), a plastic protective sleeve and a plastic sheath, and metals such as gold, silver, copper aluminum and the like are not contained in the optical cable, so that the optical cable generally has no recycling value. The optical cable is a communication line for realizing optical signal transmission, wherein a certain number of optical fibers form a cable core in a certain mode, a sheath is covered outside the cable core, and an outer protective layer is covered outside the cable core.
The sheath and the outer protective layer are coated on the outer surface of the optical fiber, so that the wear resistance of the optical cable is mainly enhanced, and the complexity of the environment in real life is greatly reduced, and the optical cable only has the wear resistance which can not meet the use requirement, so that in order to improve the tensile resistance, the water resistance, the bending resistance and the flame retardance of the optical cable, a high-strength optical cable is provided.
Disclosure of utility model
In view of the problems in the prior art, an object of the present utility model is to provide a method of manufacturing a semiconductor device
In order to solve the problems, the utility model adopts the following technical scheme. A high-strength optical cable comprises an optical fiber core and a flame-retardant sheath wrapping the outer layer of the optical fiber core; the reinforcing piece is embedded in the flame-retardant sheath, and a plurality of reinforcing pieces are uniformly arranged around the fiber core at intervals; the flexible layer is coated on the outer layer of the fiber core of the optical fiber and positioned on the inner layer of the flame-retardant sheath; and the waterproof layer is positioned on the outer layer of the flexible layer and the inner layer of the flame-retardant sheath.
Preferably, the reinforcement is KFRP or stranded aramid fiber rod.
Preferably, the flexible layer is a flexible resin material or a delphinidium TPEE material.
Preferably, the flame retardant sheath is made of LSZH material.
Preferably, the water blocking layer reinforcement is a water blocking tape.
Preferably, the wall thickness of the water-resistant layer is 0.4mm.
Preferably, the wall thickness of the flame retardant sheath is 1mm.
Preferably, the reinforcement is formed by twisting 10 aramid yarns.
Preferably, the total outer diameter of the cable is 3.7mm.
Compared with the prior art, the utility model has the beneficial effects that:
The reinforcing piece can improve the tensile strength of the whole optical cable, and the plurality of reinforcing pieces are uniformly arranged in a surrounding manner so that the tensile performance of the optical cable is more uniform; the flexible layer has softer performance, can protect the optical fiber core, reduce the abrasion of other layers to the optical fiber core, and improve the bending resistance; the water-blocking reinforcing piece can play a role in isolating and preventing water; the flame-retardant sheath can improve the high temperature resistance of the optical cable; the strength of the optical cable is greatly improved after synthesis, and the service life of the optical cable is prolonged.
Drawings
FIG. 1 is a schematic cross-sectional view of the present utility model.
The reference numerals in the figures illustrate:
1. An optical fiber core; 2. a flame retardant sheath; 3. a flexible layer; 4. a water blocking layer; 5. a reinforcement.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, a high-strength optical cable comprises an optical fiber core 1 and a flame-retardant sheath 2 wrapping the outer layer of the optical fiber core 1, wherein the flame-retardant sheath 2 is made of an LSZH material, is low-smoke halogen-free and has flame-retardant performance. Of course, the flame-retardant sheath 2 can also be made of PVC material, and a layer of flame-retardant coating is coated on the surface of the PVC. The LSZH material is obviously better in effect because of scratch of the paint.
The reinforcing member 5 is embedded in the flame-retardant sheath 2, and a plurality of reinforcing members are uniformly arranged around the optical fiber core 1 at intervals. The reinforcing member 5 is a KFRP or stranded aramid fiber rod, and specifically can be formed by stranding 10 aramid fiber yarns. The aramid yarn has special properties of only primordium such as small broken chips, very high tensile modulus, high breaking strength, low breaking elongation, and the like, and can be used as a reinforcing piece 5 of the optical cable to greatly improve the tensile resistance and breaking resistance of the optical cable. In fig. 1 there are only four stiffening elements 5, but it is of course also possible to use two, three, four, five etc. stiffening elements 5 for evenly spaced around the circumference. The even surrounding arrangement of the reinforcing members 5 can improve the uniformity of the tensile and bending resistance of the optical cable.
The flexible layer 3 is coated on the outer layer of the optical fiber core 1 and positioned on the inner layer of the flame-retardant sheath 2, and the flexible layer 3 is made of a flexible resin material or a sea green TPEE material. The flexible material has soft property, and can elastically protect the optical fiber core 1 under the condition that the optical cable is extruded, bent and the like.
The waterproof layer 4 is positioned on the outer layer of the flexible layer 3 and the inner layer of the flame-retardant sheath 2, the waterproof layer 4 reinforcement adopts a waterproof belt, and water-blocking powder, water-blocking yarns, water-blocking ropes and the like can be adopted. Which are active water blocking materials that prevent water from entering the fiber core 1.
Further, the wall thickness of the flame-retardant sheath 2 is 1mm; the wall thickness of the water-resistant layer 4 is 0.4mm; the total outer diameter of the cable was 3.7mm.
The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.
Claims (9)
1. A high strength optical cable comprising an optical fiber core (1), characterized in that: the optical fiber also comprises a flame-retardant sheath (2) wrapping the outer layer of the optical fiber core (1); the reinforcing pieces (5) are embedded in the flame-retardant sheath (2) and are uniformly arranged at intervals around the optical fiber cores (1); the flexible layer (3) is coated on the outer layer of the optical fiber core (1) and positioned on the inner layer of the flame-retardant sheath (2); and the waterproof layer (4) is positioned on the outer layer of the flexible layer (3) and the inner layer of the flame-retardant sheath (2).
2. A high strength fiber optic cable according to claim 1, wherein: the reinforcing piece (5) is a KFRP or stranded aramid fiber rod.
3. A high strength fiber optic cable according to claim 1, wherein: the flexible layer (3) is made of flexible resin material or seaweed TPEE material.
4. A high strength fiber optic cable according to claim 1, wherein: the flame-retardant sheath (2) is made of LSZH material.
5. A high strength fiber optic cable according to claim 1, wherein: the water blocking layer (4) reinforcement adopts a water blocking belt.
6. A high strength fiber optic cable according to claim 1, wherein: the wall thickness of the water-resistant layer (4) is 0.4mm.
7. A high strength fiber optic cable according to claim 1, wherein: the wall thickness of the flame-retardant sheath (2) is 1mm.
8. A high strength fiber optic cable according to claim 1, wherein: the reinforcing piece (5) is formed by twisting 10 aramid yarns.
9. A high strength fiber optic cable according to claim 1, wherein: the total outer diameter of the cable was 3.7mm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322454958.5U CN220820326U (en) | 2023-09-11 | 2023-09-11 | High-strength optical cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322454958.5U CN220820326U (en) | 2023-09-11 | 2023-09-11 | High-strength optical cable |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220820326U true CN220820326U (en) | 2024-04-19 |
Family
ID=90700137
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202322454958.5U Active CN220820326U (en) | 2023-09-11 | 2023-09-11 | High-strength optical cable |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220820326U (en) |
-
2023
- 2023-09-11 CN CN202322454958.5U patent/CN220820326U/en active Active
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