CN211955939U - Tensile high-temperature-resistant miniature tight-buffered optical cable - Google Patents
Tensile high-temperature-resistant miniature tight-buffered optical cable Download PDFInfo
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- CN211955939U CN211955939U CN202021047127.6U CN202021047127U CN211955939U CN 211955939 U CN211955939 U CN 211955939U CN 202021047127 U CN202021047127 U CN 202021047127U CN 211955939 U CN211955939 U CN 211955939U
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- optical cable
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- 230000003287 optical effect Effects 0.000 title claims abstract description 36
- 239000013307 optical fiber Substances 0.000 claims abstract description 25
- 229910052755 nonmetal Inorganic materials 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 17
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 13
- 239000010410 layer Substances 0.000 claims description 29
- 239000004677 Nylon Substances 0.000 claims description 10
- 239000010445 mica Substances 0.000 claims description 10
- 229910052618 mica group Inorganic materials 0.000 claims description 10
- 229920001778 nylon Polymers 0.000 claims description 10
- 239000004433 Thermoplastic polyurethane Substances 0.000 claims description 4
- 229920001971 elastomer Polymers 0.000 claims description 4
- 239000000806 elastomer Substances 0.000 claims description 4
- 239000003365 glass fiber Substances 0.000 claims description 4
- 239000011241 protective layer Substances 0.000 claims description 4
- 229920002803 thermoplastic polyurethane Polymers 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 2
- 230000002787 reinforcement Effects 0.000 abstract description 16
- 230000007797 corrosion Effects 0.000 abstract description 8
- 238000005260 corrosion Methods 0.000 abstract description 8
- 230000032683 aging Effects 0.000 abstract description 7
- 239000004760 aramid Substances 0.000 abstract description 6
- 229920003235 aromatic polyamide Polymers 0.000 abstract description 6
- 229920002313 fluoropolymer Polymers 0.000 abstract description 6
- 230000035939 shock Effects 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 241000700159 Rattus Species 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000004177 elastic tissue Anatomy 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of optical cables, in particular to a tensile high-temperature resistant micro tight-buffered optical cable, which comprises a tight-buffered optical fiber, wherein the outer side of the tight-buffered optical fiber is wrapped with a non-metallic reinforcement, the periphery of the outer side of the non-metallic reinforcement is uniformly provided with an elastic plate, the outer side end of the elastic plate is provided with a temperature resistant sheath, and a PE filling layer is filled between every two adjacent groups of elastic plates positioned between the non-metal reinforcing piece and the temperature-resistant sheath, the utility model provides a tensile high-temperature resistant micro tight-sleeve optical cable, through the design and the use of a series of structures, the utility model solves the problem that the aramid yarn non-metallic reinforcement can only improve the tensile property of the optical cable, slightly showing not enough in the aspect of high temperature resistant, ageing resistance and corrosion resisting property, fluoroplastics material temperature resistant sheath is at the relatively poor problem of wearability and pull resistance simultaneously, moreover the utility model discloses overall structure's compressive shock resistance is better.
Description
Technical Field
The utility model relates to an optical cable technical field, concretely relates to miniature tight set optical cable of high temperature resistant of tensile.
Background
With the gradual improvement of the construction of optical network main lines, the construction of short-distance optical networks such as optical fiber home-entry, machine rooms, base stations and the like is more and more important. The tight-buffered optical fiber is a common subunit of an indoor optical cable, and the role of the tight-buffered optical fiber in the indoor optical cable is very important. The existing commonly used tight-buffered optical fiber is mainly a tight-buffered product taking a material as a buffer layer, and with the improvement of the performance requirements of the product, the tight-buffered optical fiber occupies a larger proportion of certain tight-buffered products with special requirements on use temperature, the hardness of the tight-buffered layer and the like. For example, a chinese granted patent application No. CN201621261768.5 is a tensile high temperature resistant micro tight-buffered optical cable, which includes a tight-buffered optical fiber, a non-metallic reinforcement member is wrapped outside the tight-buffered optical fiber, and a temperature resistant sheath is tightly wrapped outside the non-metallic reinforcement member.
Above-mentioned utility model's application technical scheme has solved the problem of tensile high temperature resistance through using the nonmetal reinforcement of aramid yarn material and fluoroplastics material temperature resistant sheath, nevertheless because the nonmetal reinforcement of aramid yarn material only can improve the tensile strength ability of optical cable, high temperature resistant, ageing resistance and corrosion resisting property are slightly apparent not enough, fluoroplastics material temperature resistant sheath is relatively poor at wearability and tensile strength simultaneously, above-mentioned utility model overall structure's compressive shock resistance is relatively poor moreover, consequently need urgently to develop a miniature tight set optical cable of tensile high temperature resistant to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The not enough to prior art, the utility model provides a miniature tight set optical cable of high temperature resistant tensile, through the design and the use of a series of structures, the utility model discloses in carrying out the use, solved because the nonmetal reinforcement of aramid yarn material only can improve the tensile strength ability of optical cable, slightly show not enough in the aspect of high temperature resistant, ageing resistance and corrosion resisting property, fluoroplastics material temperature resistant sheath is at the relatively poor problem of wearability and tensile strength simultaneously, moreover the utility model discloses overall structure's compressive shock resistance is better.
The utility model discloses a following technical scheme realizes:
a tensile high-temperature-resistant miniature tight-buffered optical cable comprises tight-buffered optical fibers, wherein nonmetal reinforcing parts are wrapped on the outer sides of the tight-buffered optical fibers, elastic plates are uniformly arranged on the peripheries of the outer sides of the nonmetal reinforcing parts, temperature-resistant sheaths are arranged at the outer side ends of the elastic plates, and a PE filling layer is filled between every two adjacent groups of the elastic plates between the nonmetal reinforcing parts and the temperature-resistant sheaths;
the non-metal reinforcing piece is a glass fiber pipe;
the temperature-resistant sheath comprises a mica tape layer and a PA nylon layer which are sequentially arranged from inside to outside.
Preferably, the tight-buffered optical fiber comprises an optical fiber and a tight-buffered protective layer which are sequentially arranged from inside to outside, and the outer diameter of the tight-buffered optical fiber is 0.3-0.4 mm.
Preferably, the outer diameter of the non-metal reinforcing member is 0.4-0.6 mm.
Preferably, the elastic plate is made of a thermoplastic polyurethane elastomer material.
Preferably, the number of the elastic plates is six.
Preferably, the mica tape layer and the PA nylon layer are both 0.3-0.5mm thick.
The utility model has the advantages that:
the utility model adopts the structure and design, solves the problems that the aramid yarn material non-metal reinforcement can only improve the tensile property of the optical cable, has slight defects in high temperature resistance, aging resistance and corrosion resistance, and the fluoroplastic material temperature-resistant sheath has poor wear resistance and tensile property, and the whole structure of the utility model has better compression impact resistance;
and the utility model discloses novel structure, reasonable in design, convenient to use has stronger practicality.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a cross-sectional view of the present invention.
In the figure: 1-tight-sleeved optical fiber, 11-optical fiber, 12-tight-sleeved protective layer, 2-nonmetal reinforcing piece, 3-elastic plate, 4-temperature-resistant sheath, 41-mica tape layer, 42-PA nylon layer and 5-PE filling layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
A tensile high-temperature-resistant miniature tight-buffered optical cable comprises a tight-buffered optical fiber 1, wherein a nonmetal reinforcement 2 is wrapped outside the tight-buffered optical fiber 1, elastic plates 3 are uniformly arranged around the outside of the nonmetal reinforcement 2, a temperature-resistant sheath 4 is arranged at the outside end of each elastic plate 3, and a PE filling layer 5 is filled between every two adjacent groups of elastic plates 3 between the nonmetal reinforcement 2 and the temperature-resistant sheath 4;
the non-metal reinforcing part 2 is a glass fiber pipe;
the temperature-resistant sheath 4 comprises a mica tape layer 41 and a PA nylon layer 42 which are arranged from inside to outside in sequence.
Specifically, the tight-buffered optical fiber 1 comprises an optical fiber 11 and a tight-buffered protective layer 12 which are sequentially arranged from inside to outside, and the outer diameter of the tight-buffered optical fiber 1 is 0.3-0.4 mm.
Specifically, the outer diameter of the non-metal reinforcement 2 is 0.4-0.6 mm.
Specifically, the elastic plate 3 is made of a thermoplastic polyurethane elastomer material.
Specifically, the number of the elastic plates 3 is six.
Specifically, the mica tape layer 41 and the PA nylon layer 42 are both 0.3-0.5mm thick.
The working principle is as follows: when the utility model is used, the tensile strength can be improved, and simultaneously the advantages of good ageing resistance, heat resistance, corrosion resistance, freezing resistance, wear resistance, electric heating insulation, light weight, high strength and the like can be simultaneously achieved by the non-metal reinforcement 2 and the non-metal reinforcement 2 is a glass fiber pipe, so that the applicability of the optical cable in a complex environment is further improved; meanwhile, the arranged temperature-resistant sheath 4 is adopted, and the temperature-resistant sheath 4 comprises a mica tape layer 41 and a PA nylon layer 42 which are sequentially arranged from inside to outside, so that the mica tape layer 41 not only can improve the overall mechanical strength of the structure, but also has excellent high-temperature resistance and combustion resistance; the PA nylon layer 42 has good comprehensive properties including mechanical property, heat resistance, abrasion resistance, chemical resistance and certain flame retardance, has the advantages of no toxicity, light weight, excellent mechanical strength, abrasion resistance and better corrosion resistance, has the most outstanding advantage of higher abrasion resistance than all other fibers, can effectively prevent biting of insects, rats and the like, prolongs the service life of the optical cable, and improves the flexibility of the optical cable; furthermore, through the composite structure design of the mica tape layer 41 and the PA nylon layer 42, the heat-resistant sheath 4 can further improve the high-temperature resistance, and meanwhile, the advantages of obviously improving the performances such as wear resistance, fire resistance, flame retardance, aging resistance, tensile resistance and the like are achieved;
moreover, by the elastic plate 3 and the PE filling layer 5, the elastic buffering acting force between the elastic plate and the PE filling layer can be utilized to achieve the purpose of performing compression buffering on external impact force, and the compression resistance of the whole structure is further improved; meanwhile, the elastic plate 3 is made of a thermoplastic polyurethane elastomer material, so that the elastic plate has excellent wear resistance, excellent ozone resistance, high hardness, high strength, good elasticity, low temperature resistance, and good oil resistance, chemical resistance and environmental resistance; moreover, the PE material in the PE filling layer 5 has the characteristics of high toughness, tensile strength, corrosion resistance, low temperature resistance, good wear resistance and the like, and the applicability of the optical cable in a complex environment is further improved;
and then under the design and the use of above-mentioned structure, the utility model discloses carrying out the use in, having solved because the nonmetal reinforcement of aramid yarn material 2 only can improve the tensile strength of optical cable, slightly showing not enough in the aspect of high temperature resistant, ageing resistance and corrosion resisting property, fluoroplastics material temperature resistant sheath 4 is at the relatively poor problem of wearability and tensile strength simultaneously, moreover the utility model discloses overall structure's compressive shock resistance is better.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. The utility model provides a miniature tight set optical cable of high temperature resistant of tensile, includes tight set optic fibre (1), its characterized in that: the outside of the tight-buffered optical fiber (1) is coated with a non-metal reinforcing part (2), elastic plates (3) are uniformly arranged on the periphery of the outside of the non-metal reinforcing part (2), a temperature-resistant sheath (4) is arranged at the outer side end of each elastic plate (3), and a PE filling layer (5) is filled between every two adjacent groups of elastic plates (3) between the non-metal reinforcing part (2) and the temperature-resistant sheath (4);
the non-metal reinforcing part (2) is a glass fiber pipe;
the temperature-resistant sheath (4) comprises a mica tape layer (41) and a PA nylon layer (42) which are sequentially arranged from inside to outside.
2. The optical cable of claim 1, wherein the optical cable comprises: the tight-buffered optical fiber (1) comprises an optical fiber (11) and a tight-buffered protective layer (12) which are sequentially arranged from inside to outside, and the outer diameter of the tight-buffered optical fiber (1) is 0.3-0.4 mm.
3. The optical cable of claim 1, wherein the optical cable comprises: the outer diameter of the non-metal reinforcing part (2) is 0.4-0.6 mm.
4. The optical cable of claim 1, wherein the optical cable comprises: the elastic plate (3) is made of a thermoplastic polyurethane elastomer material.
5. The optical cable of claim 1, wherein the optical cable comprises: the number of the elastic plates (3) is six.
6. The optical cable of claim 1, wherein the optical cable comprises: the mica tape layer (41) and the PA nylon layer (42) are both 0.3-0.5mm in thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021047127.6U CN211955939U (en) | 2020-06-09 | 2020-06-09 | Tensile high-temperature-resistant miniature tight-buffered optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021047127.6U CN211955939U (en) | 2020-06-09 | 2020-06-09 | Tensile high-temperature-resistant miniature tight-buffered optical cable |
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| Publication Number | Publication Date |
|---|---|
| CN211955939U true CN211955939U (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021047127.6U Expired - Fee Related CN211955939U (en) | 2020-06-09 | 2020-06-09 | Tensile high-temperature-resistant miniature tight-buffered optical cable |
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| Country | Link |
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| CN (1) | CN211955939U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117310914A (en) * | 2023-11-23 | 2023-12-29 | 广东长天光电科技有限公司 | Preparation process and equipment of corrosion-resistant optical cable |
-
2020
- 2020-06-09 CN CN202021047127.6U patent/CN211955939U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117310914A (en) * | 2023-11-23 | 2023-12-29 | 广东长天光电科技有限公司 | Preparation process and equipment of corrosion-resistant optical cable |
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| 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: 20201117 |