CN220381340U - Tensile-pulling high-strength 96-core all-medium self-supporting optical cable - Google Patents
Tensile-pulling high-strength 96-core all-medium self-supporting optical cable Download PDFInfo
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- CN220381340U CN220381340U CN202322222091.0U CN202322222091U CN220381340U CN 220381340 U CN220381340 U CN 220381340U CN 202322222091 U CN202322222091 U CN 202322222091U CN 220381340 U CN220381340 U CN 220381340U
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- 230000003287 optical effect Effects 0.000 title claims abstract description 24
- 239000004760 aramid Substances 0.000 claims abstract description 26
- 229920003235 aromatic polyamide Polymers 0.000 claims abstract description 26
- 239000011248 coating agent Substances 0.000 claims abstract description 25
- 238000000576 coating method Methods 0.000 claims abstract description 25
- 239000013307 optical fiber Substances 0.000 claims abstract description 22
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- 239000000835 fiber Substances 0.000 claims description 18
- 230000000903 blocking effect Effects 0.000 claims description 15
- 230000017105 transposition Effects 0.000 claims description 4
- 238000005728 strengthening Methods 0.000 claims description 3
- 238000005253 cladding Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 102100020786 Adenylosuccinate synthetase isozyme 2 Human genes 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 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 group 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 1
- 239000004677 Nylon Substances 0.000 description 1
- 235000006650 Syzygium cordatum Nutrition 0.000 description 1
- 240000005572 Syzygium cordatum Species 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 229920001778 nylon Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model discloses a tensile pulling high-strength 96-core all-medium self-supporting optical cable which comprises a cable core and a cable sleeve, wherein the cable core comprises a central reinforcing core and a plurality of optical fiber cores which are stranded and arranged outside the central reinforcing core, the cable sleeve comprises a water-blocking layer for coating and accommodating the plurality of optical fiber cores, a first sheath layer which is coated and arranged outside the water-blocking layer, an aramid yarn layer which is coated and arranged outside the first sheath layer, and a second sheath layer which is coated and arranged outside the aramid yarn layer, a plurality of first tearing ropes are arranged between the first sheath layer and the water-blocking layer, and a plurality of second tearing ropes are arranged between the second sheath layer and the aramid yarn layer. According to the utility model, the aramid yarn layer is arranged between the first sheath layer and the second sheath layer to enhance the connection strength, and the tearing ropes are respectively arranged in the first sheath layer and the second sheath layer, so that the tensile property is further improved.
Description
Technical Field
The utility model belongs to the technical field of optical cables, and particularly relates to a tensile-pulling high-strength 96-core all-medium self-supporting optical cable.
Background
Currently, optical cables laid on high-voltage overhead transmission lines in an electric power system are mainly all-medium self-supporting optical cables (abbreviated as ADSS optical cables), and the ADSS optical cables are generally used for data transmission communication of electric power companies and remote on-line monitoring.
The prior patent number is CN201420532437.5, which discloses a full-dry layer stranded optical cable, a loose tube is spirally and tightly stranded on the periphery of a central reinforcing core along the longitudinal direction and is bound by water-blocking binding yarns, water-blocking aramid yarns are longitudinally stranded between an outer sheath and a cable core, and the outer sheath is coated outside the cable core. The cable is disclosed that the water-blocking binding yarns and the water-blocking aramid yarns are arranged only by the inner layer of the outer sheath, and the tensile drag performance of the cable is limited; when the optical cable is required to have higher transmission communication efficiency and can adapt to severe weather, the tensile property of the optical cable is also required to be improved.
Disclosure of Invention
The utility model aims to solve the technical problems and provide the tensile pulling high-strength 96-core all-medium self-supporting optical cable, so that the aim of arranging an aramid yarn layer between a first sheath layer and a second sheath layer to strengthen the connection strength is fulfilled, and tearing ropes are respectively arranged in the first sheath layer and the second sheath layer, so that the tensile pulling performance is further improved. In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a tensile high strength 96 core all-dielectric self-supporting optical cable that pulls, includes cable core and cable cover, the cable core is strengthened the core including the center, the transposition sets up in a plurality of optic fibre cores of center outside strengthening the core, the cable cover includes that the cladding holds a plurality of optic fibre cores's water blocking layer, cladding set up in the outside first restrictive coating of water blocking layer, cladding set up in the outside aramid yarn layer of first restrictive coating and cladding set up in the outside second restrictive coating of aramid yarn layer, be provided with a plurality of first rope of tearing between first restrictive coating and the water blocking layer, be provided with a plurality of second rope of tearing between second restrictive coating and the aramid yarn layer.
Specifically, the outside winding of central enhancement core is provided with the yarn that blocks water.
Specifically, the optical fiber core comprises a loose tube, a plurality of optical fibers filled in the loose tube and fiber paste.
Specifically, the outside transposition of central enhancement core is provided with 8 optic fibre cores, is provided with 12 core optic fibre in every optic fibre core, and 96 core optic fibre are taken as a total to the cable core.
Compared with the prior art, the tensile-pulling high-strength 96-core all-medium self-supporting optical cable has the following main beneficial effects:
through being provided with a plurality of first tearing ropes between first restrictive coating and the water-resistant layer, be provided with a plurality of second tearing ropes between second restrictive coating and the aramid yarn layer, effectively increase the tensile performance of dragging of whole optical cable mechanism, first tearing rope cooperation first restrictive coating, second tearing rope cooperation second restrictive coating, reinforcing cable cover structural joint strength, set up the aramid yarn layer simultaneously between first restrictive coating and second restrictive coating, further improve the supporting strength of cable cover, have better barrier propterty, provide reliable basis for optical fiber core communication transmission; the inside of first restrictive coating sets up the water blocking layer, and cable sheath structure's inside still is provided with the yarn that blocks water, ensures the performance that blocks water of optical cable, and the optical cable can be applicable to extreme weather condition.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
the figures represent the numbers:
1 center strengthening core, 11 water-blocking yarn, 2 optic fibre cores, 21 loose tube, 22 optic fibre, 3 water-blocking layer, 4 first restrictive coating, 5 aramid yarn layers, 6 second restrictive coating, 7 first tearing rope, 8 second tearing rope.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely, but is apparent to those skilled in the art in view of the present utility model.
Examples:
referring to fig. 1, this embodiment is a tensile high-strength 96-core all-medium self-supporting optical cable, including cable core and cable cover, the cable core includes central enhancement core 1, the transposition sets up in a plurality of optic fibre cores 2 of central enhancement core 1 outside, the cable cover includes the water blocking layer 3 of cladding holding a plurality of optic fibre cores 2, the cladding sets up in the outside first restrictive coating 4 of water blocking layer 3, the cladding sets up in the outside aramid yarn layer 5 of first restrictive coating 4, and the cladding sets up in the outside second restrictive coating 6 of aramid yarn layer 5, be provided with a plurality of first tearing ropes 7 between first restrictive coating 4 and the water blocking layer 3, be provided with a plurality of second tearing ropes 8 between second restrictive coating 6 and the aramid yarn layer 5.
The outside winding of central enhancement core 1 is provided with the yarn that blocks water 11, and current yarn that blocks water 11 mainly comprises two parts: the base material is the reinforcing rib formed by nylon or polyester, so that the yarn has good tensile strength and elongation; and the water-blocking yarn fiber main body can be rapidly expanded to form a gel with a large volume when meeting water, and the gel has quite strong water-retaining capacity and can effectively prevent the growth of water trees, so that the continuous infiltration and diffusion of water are prevented, and the purpose of water blocking is achieved.
The optical fiber core 2 comprises a loose tube 21, a plurality of optical fibers 22 filled in the loose tube 21 and fiber paste; the outside of the central reinforcing core 1 of the embodiment is twisted with 8 optical fiber cores 2, 12 optical fibers are arranged in each optical fiber core 2, and the total of the whole cable core is 96 optical fibers.
The waterproof layer 3 is coated on the outer parts of the optical fiber cores 2, plays a waterproof and blocking role, and is used as an inner layer of the cable sleeve to be matched with the first sheath layer 4 so as to effectively support and position the cable cores. The waterproof layer 3, the first sheath layer 4, the aramid yarn layer 5 and the second sheath layer 6 integrally form a cable sleeve structure, and the cable sleeve structure has stronger mechanical properties and is reflected in supporting performance and connection strength. The first tearing rope 7 is arranged between the waterproof layer 3 and the first sheath layer 4, the second tearing rope 8 is arranged between the aramid yarn layer 5 and the second sheath layer 6, the tensile and dragging performances of the whole cable sleeve structure are greatly improved, the heat emitted by the optical cable in the use process can be absorbed, the effective separation function is achieved, and a certain fireproof and flame-retardant function is achieved. The strong safety performance makes it suitable for severe climatic environment.
When the embodiment is applied, the outside of the central reinforcing core 1 is wound with the water blocking yarn 11, the outside of the central reinforcing core 1 is twisted with a plurality of optical fiber cores 2 again, the outside of the whole optical fiber core 2 is coated with the water blocking layer 3, the water blocking layer 3 is coated with the first tearing rope 7, the first sheath layer 4 is coated with the water blocking layer 3 and the first tearing rope 7, the first sheath layer 4 is coated with the aramid yarn layer 5, the second tearing rope 8 is coated with the aramid yarn layer 5, and the second sheath layer 6 is coated with the aramid yarn layer 5.
In the embodiment, the first tearing ropes 7 are arranged between the first sheath layer 4 and the water-resistant layer 3, the second tearing ropes 8 are arranged between the second sheath layer 6 and the aramid yarn layer 5, so that the tensile drag resistance of the whole optical cable mechanism is effectively improved, the first tearing ropes 7 are matched with the first sheath layer 4, the second tearing ropes 8 are matched with the second sheath layer 6, the connection strength of the cable sleeve structure is enhanced, meanwhile, the aramid yarn layer 5 is arranged between the first sheath layer 4 and the second sheath layer 6, the supporting strength of the cable sleeve is further improved, the better protective performance is achieved, and a reliable foundation is provided for communication transmission of the optical fiber core 2; the inside of first restrictive coating 4 sets up the water blocking layer 3, and the inside of cable cover structure still is provided with the yarn that blocks water 11, ensures the performance that blocks water of optical cable, and the optical cable can be applicable to extreme weather condition.
In the description of the present specification, the term "particular embodiment" or "a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although the embodiments of the present utility model are described above, the embodiments are only used for facilitating understanding of the present utility model, and are not intended to limit the present utility model. Any person skilled in the art can make any modification and variation in form and detail without departing from the spirit and scope of the present disclosure, but the scope of the present disclosure is to be determined by the appended claims.
Claims (4)
1. The utility model provides a tensile high strength 96 core all-dielectric self-supporting optical cable that pulls, includes cable core and cable cover, the cable core includes that center strengthens the core, transposition sets up in a plurality of optic fibre cores of center strengthening the outside of core, its characterized in that: the cable sleeve comprises a water-resistant layer for coating and accommodating a plurality of optical fiber cores, a first sheath layer arranged outside the water-resistant layer in a coating manner, an aramid yarn layer arranged outside the first sheath layer in a coating manner, and a second sheath layer arranged outside the aramid yarn layer in a coating manner, a plurality of first tearing ropes are arranged between the first sheath layer and the water-resistant layer, and a plurality of second tearing ropes are arranged between the second sheath layer and the aramid yarn layer.
2. The tensile high strength 96-core all-dielectric self-supporting fiber optic cable of claim 1, wherein: and water blocking yarns are wound on the outer part of the central reinforcing core.
3. The tensile high strength 96-core all-dielectric self-supporting fiber optic cable of claim 1, wherein: the optical fiber core comprises a loose tube, a plurality of optical fibers filled in the loose tube and fiber paste.
4. The tensile high strength 96-core all-dielectric self-supporting fiber optic cable of claim 1, wherein: 8 optical fiber cores are stranded outside the central reinforcing core, 12 optical fibers are arranged in each optical fiber core, and 96 optical fibers are combined in total.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322222091.0U CN220381340U (en) | 2023-08-17 | 2023-08-17 | Tensile-pulling high-strength 96-core all-medium self-supporting optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322222091.0U CN220381340U (en) | 2023-08-17 | 2023-08-17 | Tensile-pulling high-strength 96-core all-medium self-supporting optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220381340U true CN220381340U (en) | 2024-01-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322222091.0U Active CN220381340U (en) | 2023-08-17 | 2023-08-17 | Tensile-pulling high-strength 96-core all-medium self-supporting optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220381340U (en) |
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2023
- 2023-08-17 CN CN202322222091.0U patent/CN220381340U/en active Active
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