CN220272193U - Optical fiber power cable - Google Patents
Optical fiber power cable Download PDFInfo
- Publication number
- CN220272193U CN220272193U CN202320651325.0U CN202320651325U CN220272193U CN 220272193 U CN220272193 U CN 220272193U CN 202320651325 U CN202320651325 U CN 202320651325U CN 220272193 U CN220272193 U CN 220272193U
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- Prior art keywords
- layer
- cable
- inner sheath
- wrapped
- power cable
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 17
- 239000010445 mica Substances 0.000 claims abstract description 6
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 6
- 239000004698 Polyethylene Substances 0.000 claims abstract description 5
- -1 polyethylene Polymers 0.000 claims abstract description 5
- 229920000573 polyethylene Polymers 0.000 claims abstract description 5
- 239000000835 fiber Substances 0.000 claims description 9
- 229920000728 polyester Polymers 0.000 claims description 5
- 239000004800 polyvinyl chloride Substances 0.000 claims description 4
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000002401 inhibitory effect Effects 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 230000009970 fire resistant effect Effects 0.000 description 3
- 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 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000004831 Hot glue Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 239000013308 plastic optical fiber Substances 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model relates to the technical field of power cables, in particular to an optical fiber power cable which comprises a cable body, wherein the cable body comprises an inner sheath, a plurality of groups of insulating sleeves are arranged in the inner sheath, wire cores are wrapped in the insulating sleeves, a compact layer is filled between the insulating sleeves and the inner sheath, a fireproof layer is wrapped on the inner sheath, an armor is covered on the fireproof layer, a waterproof layer is wrapped on the armor, and an outer layer is wrapped on the waterproof layer. According to the utility model, the fireproof layer made of the mica tape material can improve the fireproof and flame-inhibiting effect of the whole cable, the fireproof safety of the cable in a high-temperature environment is improved, the waterproof layer made of the polyethylene sleeve material can prevent water vapor from penetrating into the cable in a humid environment, the tensile strength of the whole cable can be improved through armor, and the wear-resistant and insulating effect of the cable can be improved through cooperation with the outer layer.
Description
Technical Field
The utility model relates to the technical field of power cables, in particular to an optical fiber power cable.
Background
Optical fiber communication technology has emerged as one of the main support for modern communications, playing a significant role in modern telecommunications networks.
A fiber optic cable is a communication cable consisting of two or more glass or plastic fiber optic cores within a protective covering covered by a plastic PVC outer jacket, with the signal transmission along the inner optical fiber typically using infrared.
The optical fiber cable is a new generation transmission medium, and compared with copper medium, the optical fiber has greatly improved safety, reliability and network performance, besides, the bandwidth of optical fiber transmission is greatly higher than that of copper cable, and the maximum connection distance supported by the optical fiber cable is more than two kilometers, so that the optical fiber cable is a necessary choice for constructing a large-scale network.
The structure of the existing optical fiber cable is relatively simple, namely the wire core is matched with the insulating layer, the structure, the durability and the safety of the cable are greatly reduced under high-temperature or humid environments, the fire is easily caused to spread when the cable is relatively poor in fire resistance under the high-temperature environments, and the cable is easily permeated into the cable under the humid environments, so that signal transmission is hindered.
Disclosure of Invention
The utility model aims to provide an optical fiber power cable so as to solve the problem of improving the fire resistance and the moisture resistance of the cable.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an optic fibre power cable, includes the cable body, the cable body includes the inner sheath, be provided with multiunit insulating cover in the inner sheath, the parcel has the sinle silk in the insulating cover, it has closely knit layer to fill between insulating cover and the inner sheath, the parcel has the flame retardant coating on the inner sheath, the flame retardant coating covers there is the armor, the parcel has the waterproof layer on the armor, the parcel has the skin on the waterproof layer.
Preferably, the inner sheath and the insulating sheath are both made of rubber material.
Preferably, the compact layer is filled with polyester glue.
Preferably, the fireproof layer is formed by winding mica tape materials.
Preferably, the waterproof layer is made of polyethylene sleeve material.
Preferably, the outer layer is made of polyvinyl chloride casing material.
Preferably, the outer layer is provided with hanging holes, the number of the hanging holes on the same vertical surface is four, and the hanging holes are uniformly distributed.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the fireproof layer made of the mica tape material can improve the fireproof and flame-inhibiting effect of the whole cable, improve the fireproof safety of the cable in a high-temperature environment, and prevent water vapor from penetrating into the cable in a humid environment through the waterproof layer made of the polyethylene sleeve material.
2. The utility model can improve the tensile strength of the whole cable through armor, and can improve the wear-resistant insulation effect of the cable by matching with the outer layer.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
fig. 2 is a schematic view of the outer layer of the present utility model.
In the figure: 1. an inner sheath; 11. an insulating sleeve; 12. a wire core; 13. a dense layer; 14. a fire-blocking layer; 15. armoring; 16. a waterproof layer; 17. an outer layer.
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.
Example I
Referring to fig. 1-2, an optical fiber power cable comprises a cable body, wherein the cable body comprises an inner sheath 1, a plurality of groups of insulating sleeves 11 are arranged in the inner sheath 1, a wire core 12 is wrapped in the insulating sleeves 11, a compact layer 13 is filled between the insulating sleeves 11 and the inner sheath 1, a fireproof layer 14 is wrapped on the inner sheath 1, an armor 15 is covered on the fireproof layer 14, a waterproof layer 16 is wrapped on the armor 15, an outer layer 17 is wrapped on the waterproof layer 16, the wire core 12 consists of two or more glass or plastic optical fiber cores, and the optical fiber cable has the advantages of good electromagnetic interference resistance, strong confidentiality, high speed, large transmission capacity and the like.
Further, the inner sheath 1 and the insulating sleeve 11 are both made of rubber materials, and have good insulating protection effects.
Further, the compact layer 13 is filled with polyester adhesive, which is a hot melt adhesive (for short, hot melt adhesive), and the polyester adhesive is linear high polymer polyester obtained by polycondensation of dihydric alcohol dibasic acid, and has the advantages of low viscosity, high infiltration speed, good adhesion to various metal and nonmetal materials, high transparency, and the like.
Further, the fire-resistant layer 14 is formed by winding mica tape material, and has excellent high temperature resistance and combustion resistance. The mica tape has good flexibility in normal state, is suitable for main fire-resistant insulating layers in various fire-resistant cables, and basically does not volatilize harmful smoke when burning in open fire, so that the product is not only effective but also very safe when being used for cables.
Further, the waterproof layer 16 is made of a polyethylene sheath material, is excellent in corrosion resistance and electrical insulation (particularly high-frequency insulation), can be chlorinated and modified by irradiation, can be reinforced by glass fibers, and has a high melting point, rigidity, hardness and strength, small water absorption and good electrical property and radiation resistance.
Further, the outer layer 17 is made of polyvinyl chloride sheath material, has stable physical and chemical properties, is insoluble in water, alcohol and gasoline, has low gas and water vapor leakage, can resist hydrochloric acid with any concentration, sulfuric acid with the concentration of less than 90%, nitric acid with the concentration of 50-60% and caustic soda solution with the concentration of less than 20% at normal temperature, and has certain chemical corrosion resistance.
Further, the outer layer 17 is provided with hanging holes 18, the number of the hanging holes 18 on the same vertical surface is four, and the hanging holes are uniformly distributed, so that a hanging fulcrum is provided when the cable is in suspended discharge, and the hanging fulcrum is convenient for workers to operate quickly.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An optical fiber power cable comprising a cable body, characterized in that: the cable body comprises an inner sheath (1), a plurality of groups of insulating sleeves (11) are arranged in the inner sheath (1), a wire core (12) is wrapped in the insulating sleeves (11), a compact layer (13) is filled between the insulating sleeves (11) and the inner sheath (1), a fireproof layer (14) is wrapped on the inner sheath (1), an armor (15) is covered on the fireproof layer (14), a waterproof layer (16) is wrapped on the armor (15), and an outer layer (17) is wrapped on the waterproof layer (16).
2. A fiber optic power cable according to claim 1, wherein: the inner sheath (1) and the insulating sleeve (11) are both made of rubber materials.
3. A fiber optic power cable according to claim 1, wherein: the compact layer (13) is filled with polyester glue.
4. A fiber optic power cable according to claim 1, wherein: the fireproof layer (14) is formed by winding mica tape materials.
5. A fiber optic power cable according to claim 1, wherein: the waterproof layer (16) is made of polyethylene sleeve material.
6. A fiber optic power cable according to claim 1, wherein: the outer layer (17) is made of polyvinyl chloride jacket material.
7. A fiber optic power cable according to claim 1, wherein: the outer layer (17) is provided with hanging holes (18), and the number of the hanging holes (18) on the same vertical surface is four and is uniformly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320651325.0U CN220272193U (en) | 2023-03-29 | 2023-03-29 | Optical fiber power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320651325.0U CN220272193U (en) | 2023-03-29 | 2023-03-29 | Optical fiber power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220272193U true CN220272193U (en) | 2023-12-29 |
Family
ID=89299548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320651325.0U Active CN220272193U (en) | 2023-03-29 | 2023-03-29 | Optical fiber power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220272193U (en) |
-
2023
- 2023-03-29 CN CN202320651325.0U patent/CN220272193U/en active Active
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