CN215181083U - Deep well tensile anticorrosion optical cable - Google Patents
Deep well tensile anticorrosion optical cable Download PDFInfo
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- CN215181083U CN215181083U CN202121277252.0U CN202121277252U CN215181083U CN 215181083 U CN215181083 U CN 215181083U CN 202121277252 U CN202121277252 U CN 202121277252U CN 215181083 U CN215181083 U CN 215181083U
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Abstract
The utility model provides a deep well tensile anticorrosive optical cable, including the optical cable core, the optical cable core outside mica that is equipped with in proper order from inside to outside around covering, steel wire armor, PVC inner sheath and gather perfluor ethylene propylene sheath, corrosion resistant layer, wearing layer, the optical cable core including the center reinforcement that is located the center and around many loose tube optical fiber unit of center reinforcement transposition, mica has the water blocking layer around the space packing between covering and the optical cable core. The utility model has the advantages that: the corrosion-resistant layer and the fluorinated ethylene propylene sheath are arranged, so that the moisture-proof and corrosion-resistant performance of the material is improved; the arranged steel wire armor improves the strength and the tensile property; and meanwhile, the PVC inner sheath improves the flexibility and further improves the tensile property.
Description
Technical Field
The utility model belongs to the technical field of the optical cable, especially, relate to an anticorrosive optical cable of deep well tensile.
Background
Optical cables are manufactured to meet optical, mechanical or environmental performance specifications and are telecommunication cable assemblies that utilize one or more optical fibers disposed in a surrounding jacket as the transmission medium and that can be used individually or in groups, the optical cable being composed primarily of optical fibers (fine glass filaments such as hair) and a plastic protective sleeve and plastic sheath. The traditional optical cable for the deep well has the following defects: the traditional optical cable has low tensile property and needs to be frequently replaced so as to improve the input cost; the cable used in the deep well can be corroded, and the service life is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a anticorrosive optical cable of deep well tensile, its simple structure, tensile and corrosion resistance are good, reduce the input cost, are particularly suitable for being used in the deep well and lay.
The technical scheme of the utility model is that: the utility model provides a deep well tensile anticorrosive optical cable, includes the optical cable core, the optical cable core outside mica that is equipped with in proper order from inside to outside around covering, steel wire armor, PVC inner sheath and gather perfluor ethylene propylene sheath, corrosion resistant layer, wearing layer, the optical cable core including the many loose tube optical fiber unit that lie in the center reinforcement at center and around the transposition of center reinforcement, mica has the water blocking layer around the space packing between covering and the optical cable core, the steel wire armor include along mica around a plurality of nonrust steel wires that covering outside circumference was equipped with in proper order, and every nonrust steel wire extends the setting along optical cable core length direction, the inner wall ring of wearing layer week be equipped with a plurality of fixed slots, the outside on corrosion resistant layer is equipped with the fixed slot that corresponds with the fixed slot, the fixed slot is fixed in through glue.
Preferably, the central reinforcing member is a galvanized steel wire.
Preferably, the water-resistant layer is made of a water-resistant material.
Preferably, the steel wire armor is a plurality of, and establishes in proper order from inside to outside between mica is around covering and PVC inner sheath.
Preferably, the wear-resistant layer is a polyurethane layer, and the corrosion-resistant layer is an anti-corrosion rubber layer.
Preferably, each loose tube optical fiber unit is sleeved with a buffer layer, and the buffer layer is made of polymer high-elasticity soft material and formed on the outer surface of the loose tube in an extrusion mode.
The utility model has the advantages and positive effects that: due to the adoption of the technical scheme, the corrosion-resistant layer and the fluorinated ethylene propylene sheath are arranged, so that the moisture-proof and corrosion-resistant performance of the material is improved; the arranged steel wire armor improves the strength and the tensile property; and meanwhile, the PVC inner sheath improves the flexibility and further improves the tensile property.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure:
1. center reinforcement 2, loose tube optical fiber unit 3, mica are around covering
4. Steel wire armouring 5, PVC inner sheath 6, fluorinated ethylene propylene sheath
7. Corrosion-resistant layer 8, wear-resistant layer 9 and water-resistant layer
10. A buffer layer.
Detailed Description
As shown in figure 1, the technical scheme of the utility model is a deep well tensile anticorrosion optical cable, which comprises an optical cable core, the outer side of the optical cable core is provided with a mica wrapping layer 3, a steel wire armor 4, a PVC inner sheath 5, a fluorinated ethylene propylene sheath 6, a corrosion-resistant layer 7 and a wear-resistant layer 8 in sequence from inside to outside, the optical cable core comprises a central reinforcing member 1 positioned in the center and a plurality of loose tube optical fiber units 2 twisted around the central reinforcing member 1, a water-resistant layer 9 is filled in a gap between the mica wrapping layer 3 and the optical cable core, the water-resistant layer improves the water resistance of the optical cable core and reduces the phenomenon of moisture generation, the steel wire armor 4 comprises a plurality of stainless steel wires which are sequentially arranged along the circumference of the outer side of the mica wrapping layer 3, each stainless steel wire extends along the length direction of the optical cable core, and a plurality of stainless steel wires are arranged along the length direction of the optical cable core, so that the tensile property of the optical cable core is improved; the fluorinated ethylene propylene sheath 6 improves the moisture-proof and corrosion-proof performance; the PVC inner sheath 5 has the characteristics of softness, random bending and folding, the tensile property is further improved, a plurality of fixing grooves are formed in the circumference of the inner wall of the wear-resistant layer 8, fixing teeth corresponding to the fixing grooves are arranged on the outer side of the corrosion-resistant layer 7, the fixing teeth are fixed in the fixing grooves through glue, the fixing teeth are fixed in the fixing grooves through the glue, and therefore the purpose of fixing the wear-resistant layer and the corrosion-resistant layer is achieved.
In this embodiment, the central reinforcement member 1 is a galvanized steel wire.
In this embodiment, the water blocking layer 9 is made of a water blocking material.
In this embodiment, s steel wire armor 4 be a plurality of, and establish in proper order from inside to outside between mica is around covering 3 and PVC inner sheath 5.
In this embodiment, the wear-resistant layer 8 is a polyurethane layer, and the corrosion-resistant layer 7 is a corrosion-resistant rubber layer.
In this embodiment, each loose tube optical fiber unit 2 is externally sleeved with a buffer layer 10, and the buffer layer 10 is made of a polymer high-elasticity soft material and is formed on the outer surface of the loose tube in an extrusion manner, so that the damage of the pressure outside the optical cable to the loose tube is resisted, and the optical cable is protected.
The working process and principle of the example are as follows: the optical cable is suitable for being used in a deep well, and the tensile property of the optical cable is improved due to the arrangement of the PVC inner sheath and the steel wire armor; the corrosion-resistant layer and the fluorinated ethylene propylene sheath are arranged, so that the moisture-proof and corrosion-resistant performance of the cable is improved, and the damage to the surface of the cable in a deep well is reduced.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (6)
1. A deep well tensile anticorrosion optical cable is characterized in that: including the optical cable core, the optical cable core outside mica that is equipped with in proper order from inside to outside around covering, steel wire armor, PVC inner sheath and gather perfluor ethylene propylene sheath, corrosion resistant layer, wearing layer, the optical cable core including the many loose tube optical fiber unit that lie in the center reinforcement at center and around the transposition of center reinforcement, mica has the water blocking layer around the space packing between covering and the optical cable core, the steel wire armor include along mica around a plurality of nonrust steel wires that covering outside circumference was equipped with in proper order, and every nonrust steel wire extends the setting along optical cable core length direction, the inner wall ring week of wearing layer be equipped with a plurality of fixed slots, the outside of corrosion resistant layer is equipped with the fixed tooth that corresponds with the fixed slot, fixed tooth passes through glue and fixes in the fixed slot.
2. The deep well tensile anticorrosive optical cable according to claim 1, characterized in that: the central reinforcing piece is a galvanized steel wire.
3. The deep well tensile anticorrosive optical cable according to claim 1, characterized in that: the water-resistant layer is made of water-resistant materials.
4. The deep well tensile anticorrosive optical cable according to claim 1, characterized in that: the steel wire armor is a plurality of, and establishes in proper order from inside to outside between mica is around covering and PVC inner sheath.
5. The deep well tensile anticorrosive optical cable according to claim 1, characterized in that: the wear-resistant layer is a polyurethane layer, and the corrosion-resistant layer is an anti-corrosion rubber layer.
6. The deep well tensile anticorrosive optical cable according to claim 1, characterized in that: each loose tube optical fiber unit is sleeved with a buffer layer, and the buffer layer is made of polymer high-elasticity loose soft materials and formed on the outer surface of the loose tube in an extrusion mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121277252.0U CN215181083U (en) | 2021-06-09 | 2021-06-09 | Deep well tensile anticorrosion optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121277252.0U CN215181083U (en) | 2021-06-09 | 2021-06-09 | Deep well tensile anticorrosion optical cable |
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| Publication Number | Publication Date |
|---|---|
| CN215181083U true CN215181083U (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121277252.0U Active CN215181083U (en) | 2021-06-09 | 2021-06-09 | Deep well tensile anticorrosion optical cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114267499A (en) * | 2021-12-15 | 2022-04-01 | 四川耀强科技有限公司 | Waterproof communication cable and preparation method thereof |
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2021
- 2021-06-09 CN CN202121277252.0U patent/CN215181083U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114267499A (en) * | 2021-12-15 | 2022-04-01 | 四川耀强科技有限公司 | Waterproof communication cable and preparation method thereof |
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Denomination of utility model: A deep well tensile anti-corrosion optical cable Effective date of registration: 20220627 Granted publication date: 20211214 Pledgee: Changxin Zhejiang rural commercial bank Limited by Share Ltd. Pledgor: ZHEJIANG HEADWAY COMMUNICATION EQUIPMENT Co.,Ltd. Registration number: Y2022980008943 |