CN210270291U - Wear-resistant optical cable - Google Patents
Wear-resistant optical cable Download PDFInfo
- Publication number
- CN210270291U CN210270291U CN201921028827.8U CN201921028827U CN210270291U CN 210270291 U CN210270291 U CN 210270291U CN 201921028827 U CN201921028827 U CN 201921028827U CN 210270291 U CN210270291 U CN 210270291U
- Authority
- CN
- China
- Prior art keywords
- optical cable
- wear
- layer
- fiber core
- core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 38
- 239000010410 layer Substances 0.000 claims abstract description 43
- -1 polyethylene Polymers 0.000 claims abstract description 15
- 239000011241 protective layer Substances 0.000 claims abstract description 15
- 239000004698 Polyethylene Substances 0.000 claims abstract description 13
- 229920000573 polyethylene Polymers 0.000 claims abstract description 13
- 239000004677 Nylon Substances 0.000 claims abstract description 12
- 229920001778 nylon Polymers 0.000 claims abstract description 12
- 239000000835 fiber Substances 0.000 claims description 37
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000004760 aramid Substances 0.000 claims description 5
- 229920003235 aromatic polyamide Polymers 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000009941 weaving Methods 0.000 claims description 4
- 238000005299 abrasion Methods 0.000 description 7
- 239000013307 optical fiber Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 229920006231 aramid fiber Polymers 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920001707 polybutylene terephthalate Polymers 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Images
Landscapes
- Communication Cables (AREA)
Abstract
The utility model relates to a wear-resisting optical cable, including the cable core, its characterized in that: the cable core is coated with an inner sheath, an armor layer and a polyethylene wear-resistant layer from inside to outside in sequence, wherein the thickness of the polyethylene wear-resistant layer is 3-5 mm, and the polyethylene wear-resistant layer is a buffer layer and a nylon protective layer. The utility model has the characteristics of promote the optical cable wearability.
Description
Technical Field
The utility model belongs to the technical field of the technique of optical cable and specifically relates to a wear-resisting optical cable is related to.
Background
The optical cable is a communication line which is formed by a certain number of optical fibers according to a certain mode to form a cable core, is coated with a sheath, and is also coated with an outer protective layer for realizing optical signal transmission.
Chinese patent publication No.: CN208721842U discloses an optical cable, which includes a cable core and an outer sheath, the cable core includes a plurality of optical fibers, a loose tube, a dry water-blocking material and a reinforcing layer, the loose tube is coated outside the optical fibers, the dry water-blocking material is disposed between the loose tube and the optical fibers, and the reinforcing layer is disposed between the loose tube and the outer sheath.
However, the optical cable has poor wear resistance, and is easy to cause serious abrasion in the process of dragging the optical cable, thereby influencing the use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a wear-resisting optical cable has the characteristics that promote the optical cable wearability.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the wear-resistant optical cable comprises a cable core and is characterized in that: the cable core is coated with an inner sheath, an armor layer and a polyethylene wear-resistant layer from inside to outside in sequence, wherein the thickness of the polyethylene wear-resistant layer is 3-5 mm, and the polyethylene wear-resistant layer is a buffer layer and a nylon protective layer.
By adopting the technical scheme: the arrangement of the inner sheath and the nylon protective layer can greatly increase the wear resistance of the optical cable; the wear-resistant layer is made of polyethylene material and has the thickness of 3mm-5mm, so that the wear-resistant layer has enough thickness, and the wear resistance of the optical cable can be further improved; the buffer layer and the armor layer can improve the mechanical strength of the optical cable and improve the corrosion resistance and the wear resistance.
Further setting the following steps: the cable core comprises a G.652 fiber core located at the center and four G.655 fiber cores located around the G.652 fiber core, the G.652 fiber core is coated with a fiber core sleeve, and the outer wall of the fiber core sleeve is provided with a positioning groove for positioning the G.655 fiber core.
By adopting the technical scheme: the fiber core sleeve can better protect the central G.652 fiber core, and the positioning grooves can be arranged to facilitate the circumferential uniform installation of the four G.655 fiber cores on the fiber core sleeve.
Further setting the following steps: the fiber core pipe sleeve comprises a mounting hole for mounting the G.652 fiber core and positioning strips which are uniformly distributed in the circumferential direction, and a positioning groove is formed between every two adjacent positioning strips.
By adopting the technical scheme: the installation holes can stabilize the position of the G.652 on the fiber core pipe sleeve, the positioning strips can enhance the structural strength of the fiber core pipe sleeve, and meanwhile, the positioning grooves formed can enable the G.655 fiber core to be better fixed on the fiber core pipe sleeve.
Further setting the following steps: and a water-blocking aramid yarn is arranged between the buffer layer and the wear-resistant layer.
By adopting the technical scheme: the aramid fiber has both waterproof and wear-resistant properties, so that the aramid fiber can be waterproof and further improve the wear resistance of the optical cable.
Further setting the following steps: the nylon protective layer surface is provided with the bar arch.
By adopting the technical scheme: when the optical cable contacts with the ground, the strip-shaped protrusions arranged on the surface of the nylon protective layer can firstly contact with the ground, and the abrasion of the optical cable during dragging can be firstly carried out on the strip-shaped protrusions, so that the abrasion of other parts of the optical cable is reduced, and the abrasion resistance of the optical cable can be further improved.
Further setting the following steps: the armor layer is formed by weaving steel wires.
By adopting the technical scheme: the armor layer formed by weaving the steel wires has good strength and strong tensile strength, so that the mechanical protection of the optical cable, such as tensile strength, compressive strength and the like, can be enhanced.
To sum up, the utility model discloses a beneficial technological effect does:
the arrangement of the inner sheath and the nylon protective layer can greatly increase the wear resistance of the optical cable; the wear-resistant layer is made of polyethylene material and has the thickness of 3mm-5mm, so that the wear-resistant layer has enough thickness, and the wear resistance of the optical cable can be further improved; the buffer layer and the armor layer can improve the mechanical strength of the optical cable and improve the corrosion resistance and the wear resistance.
1. The fiber core sleeve can better protect the central G.652 fiber core, and the positioning grooves can be arranged to facilitate the circumferential uniform installation of the four G.655 fiber cores on the fiber core sleeve.
Drawings
FIG. 1 is an exploded view of a wear-resistant fiber optic cable;
FIG. 2 is a schematic structural view of a wear-resistant fiber optic cable;
FIG. 3 is a schematic diagram of a core shroud configuration.
In the figure, 1, a cable core; 2. a plurality of protective layers; 3. g.652 fiber core; 4. g.655 core; 5. a core shroud; 6. mounting holes; 7. a positioning bar; 8. positioning a groove; 9. an inner sheath; 10. an armor layer; 11. a polyethylene wear layer; 12. a buffer layer; 13. a nylon protective layer; 14. a water-blocking aramid layer; 15. and (4) strip-shaped bulges.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Refer to fig. 1, do the utility model discloses a wear-resisting optical cable, including cable core 1 and the multistage inoxidizing coating 2 of cladding in 1 periphery of cable core.
Referring to fig. 2 and 3, the cable core 1 comprises a central g.652 core 3 and four g.655 cores 4 uniformly distributed in the circumferential direction. The g.652 core 3 is covered with a core jacket 5 and is mounted in a mounting hole 6 provided in the core jacket 5. Four positioning strips 7 are uniformly distributed on the circumferential direction of the fiber core pipe sleeve 5, the positioning strips 7 can improve the structural strength of the fiber core pipe sleeve 5, positioning grooves 8 are formed between the adjacent positioning strips 7, the fiber core pipe sleeve 5 coated with the G.652 optical fibers is extruded out firstly during production, and then the G.655 optical fibers are respectively coated in the positioning grooves 8, so that the G.655 fiber core 4 can be conveniently installed on the fiber core pipe sleeve 5.
Referring to fig. 1 and 2, the multistage protective layer 2 coated on the periphery of the cable core 1 sequentially comprises an inner sheath 9, a water-blocking aramid fiber layer 14, an armor layer 10, a polyethylene wear-resistant layer 11, a buffer layer 12 and a nylon protective layer 13 from inside to outside.
The inner sheath 9 is made of polybutylene terephthalate (PBT), and has high mechanical strength and flame retardance.
The water-blocking aramid layer 14 is made of aramid yarn material and has water-blocking property, high strength and wear resistance.
The armor layer 10 is a steel wire mesh formed by weaving steel wires and has good tensile strength and wear resistance.
The thickness of the polyethylene wear layer 11 is set to 3mm-5mm to provide a sufficient protective thickness.
The buffer layer 12 is made of polytetrafluoroethylene-based wear-resistant paint and has good wear resistance and sealing performance.
The surface of the nylon protective layer 13 is provided with the strip-shaped bulges 15, when the optical cable is in contact with the ground, the strip-shaped bulges arranged on the surface of the nylon protective layer can be firstly in contact with the ground, and the abrasion of the optical cable can be firstly carried out on the strip-shaped bulges when the optical cable is dragged, so that the abrasion of other parts of the optical cable is reduced, and the abrasion resistance of the optical cable can be further increased.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (6)
1. The utility model provides a wear-resisting optical cable, includes cable core (1), its characterized in that: the cable core (1) is coated with an inner sheath (9), an armor layer (10) and a polyethylene wear-resistant layer (11) from inside to outside in sequence, and the thickness of the polyethylene wear-resistant layer (11) is 3-5 mm, a buffer layer (12) and a nylon protective layer (13).
2. A wear resistant optical cable in accordance with claim 1, wherein: the cable core (1) comprises a G.652 fiber core (3) located in the center and four G.655 fiber cores (4) located around G.652, the G.652 fiber core (3) is coated with a fiber core sleeve (5), and the outer wall of the fiber core sleeve (5) is provided with a positioning groove (8) for positioning the G.655 fiber core (4).
3. A wear resistant optical cable according to claim 2, wherein: the fiber core pipe sleeve (5) comprises mounting holes (6) for mounting the G.652 fiber core (3) and positioning strips (7) which are uniformly distributed in the circumferential direction, and positioning grooves (8) are formed between the adjacent positioning strips (7).
4. A wear resistant optical cable in accordance with claim 3, wherein: and a water-blocking aramid layer (14) is arranged between the inner sheath (9) and the armor layer (10).
5. A wear resistant optical cable in accordance with claim 4, wherein: strip-shaped protrusions (15) are arranged on the surface of the nylon protective layer (13).
6. A wear resistant optical cable in accordance with claim 5, wherein: the armor layer is formed by weaving steel wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921028827.8U CN210270291U (en) | 2019-07-03 | 2019-07-03 | Wear-resistant optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921028827.8U CN210270291U (en) | 2019-07-03 | 2019-07-03 | Wear-resistant optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210270291U true CN210270291U (en) | 2020-04-07 |
Family
ID=70046901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921028827.8U Expired - Fee Related CN210270291U (en) | 2019-07-03 | 2019-07-03 | Wear-resistant optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210270291U (en) |
-
2019
- 2019-07-03 CN CN201921028827.8U patent/CN210270291U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2610858A1 (en) | Fiber optic cables and methods for forming same | |
| CN210465792U (en) | Easy-to-peel high-density full-dry optical cable | |
| CN104698556B (en) | A kind of ADSS optical fiber cables and its forming method | |
| CN209747161U (en) | Intelligent, mechanical impact resistant and flame retardant rubber jacketed flexible cable for coal mining machine | |
| CN210270291U (en) | Wear-resistant optical cable | |
| CN210690897U (en) | Side pressure resisting framework cable | |
| CN210605123U (en) | Fireproof optical cable | |
| CN104216080A (en) | Super-high-density central tube cable | |
| TWM594154U (en) | Enhanced optical fiber cable | |
| CN215181083U (en) | Deep well tensile anticorrosion optical cable | |
| CN212694123U (en) | Bundle tube type framework optical cable | |
| CN212776042U (en) | Static-conducting steel wire composite hose | |
| CN2760585Y (en) | Flexible metal tube optical cable | |
| CN214586126U (en) | Indoor and outdoor slotting tightly-wrapped optical cable | |
| CN211857010U (en) | Large-span aerial optical fiber ribbon optical cable | |
| CN210488064U (en) | Outdoor central beam tube type optical cable | |
| CN208239693U (en) | A kind of Optical Cables for Shipboard | |
| CN104345415A (en) | Polyethylene fiber composite tape armored cable | |
| CN220626732U (en) | Composite optical cable | |
| CN203587844U (en) | Prefabricated terminating circular optical cable connector | |
| CN112415694A (en) | Corrosion-resistant optical fiber bundle miniature optical cable | |
| CN105717598A (en) | Leading-in optical cable | |
| CN201096933Y (en) | A non-metal outdoor inside and outside armoured soft cable | |
| CN210243911U (en) | Miniature nonmetal rat-proof flame-retardant leading-in optical cable | |
| CN219574449U (en) | Novel layer stranded optical cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200407 |