CN218213560U - Buried corrosion-resistant communication optical cable - Google Patents
Buried corrosion-resistant communication optical cable Download PDFInfo
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- CN218213560U CN218213560U CN202222165487.1U CN202222165487U CN218213560U CN 218213560 U CN218213560 U CN 218213560U CN 202222165487 U CN202222165487 U CN 202222165487U CN 218213560 U CN218213560 U CN 218213560U
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Abstract
The utility model discloses a bury formula corrosion-resistant communication optical cable, the cable core comprises a cable core, the surface of cable core is provided with the aluminium foil shielding layer, and the outside of aluminium foil shielding layer is provided with the second protective layer, the second protective layer includes polytetrafluoroethylene coating and polyurethane rubber layer. The utility model discloses set up first protective layer, can play first layer and the two-layer corrosion protection in second floor (the chloroprene rubber layer that it includes can play first layer corrosion protection, the anticorrosive coating of petroleum pitch plays second floor corrosion protection after the chloroprene rubber layer damages), the second protective layer has been set up, can play third layer and the two-layer corrosion protection in fourth floor (the polyurethane rubber layer that it includes can play third layer corrosion protection, the polytetrafluoroethylene coating plays fourth floor corrosion protection after the polyurethane rubber layer damages), through the cooperation of above structure, this communication optical cable holistic corrosion resistance has effectively been improved.
Description
Technical Field
The utility model relates to a communication optical cable technical field specifically is a bury formula corrosion-resistant communication optical cable.
Background
The communication optical cable is composed of a cable core and an outer protective layer, wherein the cable core is composed of a plurality of (core) optical fibers (generally from a plurality of cores to a plurality of thousands of cores), and the communication optical cable is widely used for signal transmission of various departments such as telecommunication, electric power, broadcasting and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bury formula corrosion-resistant communication optical cable possesses corrosion-resistant effectual advantage, and it is relatively poor to have solved current bury formula communication optical cable its corrosion-resistant effect to its life's problem has been reduced.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bury formula corrosion-resistant communication optical cable, includes the cable core, the surface of cable core is provided with the aluminium foil shielding layer, and the outside of aluminium foil shielding layer is provided with the second protective layer, the second protective layer includes polytetrafluoroethylene coating and polyurethane rubber layer, and the outside of second protective layer is provided with first protective layer, and simultaneously, first protective layer includes petroleum asphalt anticorrosive coating and chloroprene rubber layer.
Preferably, an inorganic paper filling layer is arranged between the second protective layer and the aluminum foil shielding layer.
Preferably, the polytetrafluoroethylene coating is coated on the inner side of the polyurethane rubber layer, and the petroleum asphalt anticorrosive coating is coated on the inner side of the chloroprene rubber layer.
Preferably, the polytetrafluoroethylene coating and the petroleum asphalt anti-corrosion coating have the same thickness, and the thickness of the petroleum asphalt anti-corrosion coating is two hundred to three hundred micrometers.
Preferably, the thickness of the polyurethane rubber layer is the same as that of the chloroprene rubber layer, and the thickness of the chloroprene rubber layer is four hundred to seven hundred micrometers.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses set up first protective layer, can play first layer and the two-layer corrosion protection in second floor (the chloroprene rubber layer that it includes can play first layer corrosion protection, the anticorrosive coating of petroleum pitch plays second floor corrosion protection after the chloroprene rubber layer damages), the second protective layer has been set up, can play third layer and the two-layer corrosion protection in fourth floor (the polyurethane rubber layer that it includes can play third layer corrosion protection, the polytetrafluoroethylene coating plays fourth floor corrosion protection after the polyurethane rubber layer damages), through the cooperation of above structure, this communication optical cable holistic corrosion resistance has effectively been improved.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of a second passivation layer according to the present invention;
fig. 3 is a schematic view of the first protective layer structure of the present invention.
In the figure: the cable comprises a cable core 1, an aluminum foil shielding layer 2, an inorganic paper filling layer 3, a second protective layer 4, a polytetrafluoroethylene coating 41, a polyurethane rubber layer 42, a first protective layer 5, a petroleum asphalt anticorrosive coating 51 and a chloroprene rubber layer 52.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-3, a buried corrosion-resistant communication optical cable includes a cable core 1, an aluminum foil shielding layer 2 is disposed on an outer surface of the cable core 1, and a second protective layer 4 is disposed on an outer side of the aluminum foil shielding layer 2, which can play a role in corrosion-resistant protection of a third layer and a fourth layer (a polyurethane rubber layer 42 included therein can play a role in corrosion-resistant protection of the third layer, a polytetrafluoroethylene coating 41 plays a role in corrosion-resistant protection of the fourth layer after the polyurethane rubber layer 42 is damaged), the second protective layer 4 includes a polytetrafluoroethylene coating 41 and a polyurethane rubber layer 42, and a first protective layer 5 is disposed on an outer side of the second protective layer 4, which can play a role in corrosion-resistant protection of the first layer and the second layer (a chloroprene rubber layer 52 included therein can play a role in corrosion-resistant protection of the first layer, and a petroleum asphalt corrosion-resistant coating 51 plays a role in corrosion-resistant protection of the second layer after the chloroprene rubber layer 52 is damaged), and meanwhile, the first protective layer 5 includes a petroleum asphalt corrosion-resistant coating 51 and a chloroprene rubber layer 52.
An inorganic paper filling layer 3 is arranged between the second protective layer 4 and the aluminum foil shielding layer 2, the polytetrafluoroethylene coating 41 is coated on the inner side of the polyurethane rubber layer 42, the petroleum asphalt anti-corrosion coating 51 is coated on the inner side of the chloroprene rubber layer 52, the polytetrafluoroethylene coating 41 and the petroleum asphalt anti-corrosion coating 51 are the same in thickness, the petroleum asphalt anti-corrosion coating 51 is two hundred to three hundred micrometers in thickness, the polyurethane rubber layer 42 and the chloroprene rubber layer 52 are the same in thickness, and the chloroprene rubber layer 52 is four hundred to seven hundred micrometers in thickness.
During the use, first protective layer 5 has been set up, can play the two-layer corrosion protection of first layer and second floor (the chloroprene rubber layer 52 that it includes can play the corrosion protection of first layer, petroleum asphalt anticorrosive coating 51 plays the corrosion protection of second floor after chloroprene rubber layer 52 damages), second protective layer 4 has been set up, can play the two-layer corrosion protection of third layer and fourth floor (the polyurethane rubber layer 42 that it includes can play the corrosion protection of third layer, polytetrafluoroethylene coating 41 plays the corrosion protection of fourth floor after polyurethane rubber layer 42 damages), through the cooperation of above structure, this communication optical cable holistic corrosion resistance has effectively been improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a bury formula corrosion-resistant communication optical cable, includes cable core (1), its characterized in that: the outer surface of cable core (1) is provided with aluminium foil shielding layer (2), and the outside of aluminium foil shielding layer (2) is provided with second protective layer (4), second protective layer (4) include polytetrafluoroethylene coating (41) and polyurethane rubber layer (42), and the outside of second protective layer (4) is provided with first protective layer (5), and simultaneously, first protective layer (5) include petroleum asphalt anticorrosive coating (51) and chloroprene rubber layer (52).
2. A buried corrosion-resistant communication optical cable according to claim 1, wherein: and an inorganic paper filling layer (3) is arranged between the second protective layer (4) and the aluminum foil shielding layer (2).
3. A buried corrosion-resistant communication optical cable according to claim 1, wherein: the polytetrafluoroethylene coating (41) is coated on the inner side of the polyurethane rubber layer (42), and the petroleum asphalt anticorrosive coating (51) is coated on the inner side of the chloroprene rubber layer (52).
4. A buried corrosion-resistant communication optical cable according to claim 1, wherein: the polytetrafluoroethylene coating (41) and the petroleum asphalt anticorrosive coating (51) are the same in thickness, and the petroleum asphalt anticorrosive coating (51) is two hundred to three hundred microns in thickness.
5. A buried corrosion-resistant communication optical cable according to claim 1, wherein: the thicknesses of the polyurethane rubber layer (42) and the chloroprene rubber layer (52) are the same, and the thickness of the chloroprene rubber layer (52) is four hundred to seven hundred micrometers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222165487.1U CN218213560U (en) | 2022-08-17 | 2022-08-17 | Buried corrosion-resistant communication optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222165487.1U CN218213560U (en) | 2022-08-17 | 2022-08-17 | Buried corrosion-resistant communication optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218213560U true CN218213560U (en) | 2023-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222165487.1U Active CN218213560U (en) | 2022-08-17 | 2022-08-17 | Buried corrosion-resistant communication optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218213560U (en) |
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2022
- 2022-08-17 CN CN202222165487.1U patent/CN218213560U/en active Active
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