CN209821450U - Bird and rat prevention optical cable with double armored central tubes - Google Patents
Bird and rat prevention optical cable with double armored central tubes Download PDFInfo
- Publication number
- CN209821450U CN209821450U CN201920544995.6U CN201920544995U CN209821450U CN 209821450 U CN209821450 U CN 209821450U CN 201920544995 U CN201920544995 U CN 201920544995U CN 209821450 U CN209821450 U CN 209821450U
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- China
- Prior art keywords
- optical cable
- bird
- sheath
- optical fiber
- optical
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- Expired - Fee Related
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 35
- 230000002265 prevention Effects 0.000 title description 4
- 239000013307 optical fiber Substances 0.000 claims abstract description 24
- 239000011521 glass Substances 0.000 claims abstract description 7
- 239000000835 fiber Substances 0.000 claims abstract description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 8
- 239000003086 colorant Substances 0.000 claims description 3
- 241000283984 Rodentia Species 0.000 claims 1
- 206010002515 Animal bite Diseases 0.000 abstract 1
- 230000002411 adverse Effects 0.000 abstract 1
- 230000035929 gnawing Effects 0.000 abstract 1
- 241001465754 Metazoa Species 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method 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 compound 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
- 230000004888 barrier function Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
Landscapes
- Communication Cables (AREA)
Abstract
The utility model provides a double-armour central tube bird and rat preventing optical cable, which comprises a central optical fiber component, wherein a loose tube is arranged outside the optical fiber component, and fiber paste is filled between the loose tube and the optical fiber component; an inner sheath and an outer sheath are sequentially arranged on the outer side of the loose tube; a water-blocking glass yarn is arranged between the inner sheath and the loose tube; and an armor layer is arranged between the outer sheath and the inner sheath. The utility model provides an optical cable, simple structure, reasonable in design, the tensile strength and the compressive capacity of cable are strong, can satisfy and lay the use under various adverse conditions, can not need the rework after laying, and the use durability is good, is difficult for gnawing by the animal bite, also is difficult to damage by the bird pecking.
Description
Technical Field
The invention belongs to the technical field of optical cable structural design and process, and particularly relates to a double-armored central tube bird and rat prevention optical cable.
Background
With the development of science and technology, the number of optical cables laid is increasing day by day, and the optical cables are already laid in various scenes and are widely used. However, in the prior art, optical cables laid in forests, lakes and desert areas are often damaged. The reason for this is that many birds peck the bird and some parts are damaged by biting of various animals. The existing ratproof optical cable has poor use effect, is difficult to give consideration to performance and long-service life of the optical cable, and needs to be improved urgently.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a double-armored central tube bird and rat preventing optical cable.
In order to solve the technical problems, the technical scheme created by the invention is realized as follows:
a double-armored central tube bird and rat prevention optical cable comprises an optical fiber component in the center, wherein a loose tube is arranged on the outer side of the optical fiber component, and fiber paste is filled between the loose tube and the optical fiber component; an inner sheath and an outer sheath are sequentially arranged on the outer side of the loose tube; a water-blocking glass yarn is arranged between the inner sheath and the loose tube; and an armor layer is arranged between the outer sheath and the inner sheath.
Further, the armor layer is a steel wire armor layer.
Furthermore, the length directions of the steel wires in the armor layer are consistent with the length directions of the optical cables, and the steel wires are closely arranged.
Further, the inner sheath is made of LSZH sheath materials.
Further, the outer sheath is made of PE sheath materials.
Further, the optical fiber assembly includes a plurality of optical fibers of different colors.
The invention has the advantages and positive effects that:
the optical cable provided by the invention has a simple structure and a reasonable design, and through two armoring forms of glass yarn armoring and steel wire armoring and a combination form of an inner sheath and an outer sheath, the tensile capacity and the compressive capacity of the cable are effectively improved, the optical cable can be laid and used under various severe conditions, reworking is not needed after the optical cable is laid, the optical cable has good use durability, and the optical cable is not easy to be bitten by animals and damaged by pecking.
Drawings
FIG. 1 is a schematic structural diagram of the invention;
fig. 2 is a schematic structural view of the inner bracket in the inventive embodiment of the present invention.
In the figure: 1-an optical fiber assembly; 2-loosening the sleeve; 3-fiber paste; 4-inner sheath; 5-an outer sheath; 6-water-blocking glass yarn; 7-an armor layer; 8-inner supporting frame; 9-an optical fiber; 10-a stent body; 11-accommodation space.
Detailed Description
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
The following detailed description of the embodiments of the invention is provided.
A double-armored central tube bird and rat preventing optical cable comprises an optical fiber component 1 in the center, wherein a loose tube 2 is arranged on the outer side of the optical fiber component, and fiber paste 3 is filled between the loose tube and the optical fiber component; an inner sheath 4 and an outer sheath 5 are sequentially arranged on the outer side of the loose tube; a water-blocking glass yarn 6 is arranged between the inner sheath and the loose tube; and an armor layer 7 is arranged between the outer sheath and the inner sheath.
The armor layer adopts a steel wire armor layer
In an alternative embodiment, the steel wire may be a braided layer, which not only protects the cable from being bitten by animals and pecked by birds, but also shields the cable to ensure stable signal.
In another alternative embodiment, as shown in fig. 2, the steel wires in the armor layer are consistent with the optical cable in the length direction, and the steel wires are closely arranged, in this technical solution, the diameter of the steel wire may be slightly larger than that of the steel wire of the armor layer in a woven form, and the tensile strength is also improved to a certain extent compared with the woven form. Meanwhile, the flexibility and the bending resistance of the optical cable are also enhanced.
Above-mentioned inner sheath adopts LSZH sheath material to make, and the oversheath adopts PE sheath material to make, and flame retardant efficiency is good, and barrier propterty is good, sets up through double-deck sheath and armor coexists, has effectively promoted the tensile and compressive capacity of optical cable, and compressive resistance can reach 7000N 100mm even.
The optical fiber assembly comprises a plurality of optical fibers with different colors, and the corresponding finding is convenient.
In an alternative embodiment, the optical fiber assembly comprises an X-shaped inner support frame 8 and a plurality of optical fibers 9, the optical fibers are uniformly distributed in each accommodating space 11 formed between the inner support frame and the loose tube, the inner support frame is provided with four support bodies arranged along the radial direction, and the four support bodies are uniformly distributed along the center of the inner support frame; each support body 10 of the inner support frame is provided with a supporting foot, when the inner support frame is pressed, the supporting feet support against the inner wall of the loose sleeve, the last layer of protection effect is achieved, the protection performance is excellent, the tensile performance and the pressure resistance of the cable are further improved, in addition, the bending resistance is stronger, and the damage in the laying or using process is not easy to occur.
It should be noted that, with the above structural form with the inner bracket, the inner bracket may be made of rubber, fiber, or nylon, preferably a material with certain flexibility, and the specific material is not limited, preferably, the surface of the inner bracket is coated with a shielding layer, that is, the inner bracket corresponds to each accommodating space
The optical cable provided by the invention has a simple structure and a reasonable design, and through two armoring forms of glass yarn armoring and steel wire armoring and a combination form of an inner sheath and an outer sheath, the tensile capacity and the compressive capacity of the cable are effectively improved, the optical cable can be laid and used under various severe conditions, reworking is not needed after the optical cable is laid, the optical cable has good use durability, and the optical cable is not easy to be bitten by animals and damaged by pecking.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be embodied in other specific forms without departing from the spirit or essential characteristics thereof.
The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a two armour center tube anti-bird protection against rodents optical cable which characterized in that: the optical fiber module comprises a central optical fiber module, wherein a loose tube is arranged on the outer side of the optical fiber module, and fiber paste is filled between the loose tube and the optical fiber module; an inner sheath and an outer sheath are sequentially arranged on the outer side of the loose tube; a water-blocking glass yarn is arranged between the inner sheath and the loose tube; and an armor layer is arranged between the outer sheath and the inner sheath.
2. The double-armored central tube bird and rat proofing optical cable of claim 1, wherein: the armor layer is a steel wire armor layer.
3. The double-armored central tube bird and rat proofing optical cable of claim 2, wherein: the length directions of the steel wires in the armor layer are consistent with the length directions of the optical cables, and the steel wires are closely arranged.
4. The double-armored central tube bird and rat proofing optical cable of claim 1, wherein: the inner sheath is made of LSZH sheath material.
5. The double-armored central tube bird and rat proofing optical cable of claim 1, wherein: the outer sheath is made of PE sheath materials.
6. The double-armored central tube bird and rat proofing optical cable of claim 1, wherein: the optical fiber assembly includes a plurality of optical fibers of different colors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920544995.6U CN209821450U (en) | 2019-04-22 | 2019-04-22 | Bird and rat prevention optical cable with double armored central tubes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920544995.6U CN209821450U (en) | 2019-04-22 | 2019-04-22 | Bird and rat prevention optical cable with double armored central tubes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209821450U true CN209821450U (en) | 2019-12-20 |
Family
ID=68880835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920544995.6U Expired - Fee Related CN209821450U (en) | 2019-04-22 | 2019-04-22 | Bird and rat prevention optical cable with double armored central tubes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209821450U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109932797A (en) * | 2019-04-22 | 2019-06-25 | 通鼎互联信息股份有限公司 | A kind of anti-bird rodent-resistant cable of double armour central tubes |
-
2019
- 2019-04-22 CN CN201920544995.6U patent/CN209821450U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109932797A (en) * | 2019-04-22 | 2019-06-25 | 通鼎互联信息股份有限公司 | A kind of anti-bird rodent-resistant cable of double armour central tubes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 |