CN220065224U - Compression-resistant stretch-resistant photoelectric composite cable - Google Patents
Compression-resistant stretch-resistant photoelectric composite cable Download PDFInfo
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- CN220065224U CN220065224U CN202320791564.6U CN202320791564U CN220065224U CN 220065224 U CN220065224 U CN 220065224U CN 202320791564 U CN202320791564 U CN 202320791564U CN 220065224 U CN220065224 U CN 220065224U
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- 239000002131 composite material Substances 0.000 title claims abstract description 26
- 230000006835 compression Effects 0.000 title claims abstract description 19
- 238000007906 compression Methods 0.000 title claims abstract description 19
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 30
- 230000003287 optical effect Effects 0.000 claims abstract description 26
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 22
- 239000013307 optical fiber Substances 0.000 claims abstract description 22
- 239000004033 plastic Substances 0.000 claims abstract description 22
- 239000010959 steel Substances 0.000 claims abstract description 22
- 230000002787 reinforcement Effects 0.000 claims abstract description 20
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 9
- 239000004917 carbon fiber Substances 0.000 claims abstract description 9
- 230000000903 blocking effect Effects 0.000 claims abstract description 5
- 239000000835 fiber Substances 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000004809 Teflon Substances 0.000 claims description 4
- 229920006362 Teflon® Polymers 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims 1
- 208000025274 Lightning injury Diseases 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012827 research and development 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 compression-resistant and stretching-resistant photoelectric composite cable, which comprises the following components: the optical unit comprises a loose tube and a plurality of optical fiber belts laid in the loose tube, wherein the loose tube is filled with fiber paste, and the outside of the loose tube is wrapped with a water blocking belt; the carbon fiber skeleton is fixed outside the light unit, and a plurality of skeleton grooves for laying feeder lines are circumferentially formed in the carbon fiber skeleton; the plastic-coated steel belt is arranged on the outer side of the carbon fiber framework; the outer sheath is wrapped on the outer side of the plastic-coated steel belt; FRP reinforcement, it is evenly spaced along plastic-coated steel band circumference and is arranged between oversheath and plastic-coated steel band. According to the utility model, the optical fiber belts and the feeder lines are respectively arranged in the carbon fiber skeleton and the outer skeleton groove, and the plastic-coated steel belts, the FRP reinforcement and the outer sheath are sequentially arranged outside the carbon fiber skeleton, so that the problems that the optical cable and the cable are required to be respectively laid, the laying space requirement is large, and the stretching resistance and the compression resistance are weak are solved.
Description
Technical Field
The utility model relates to the technical field of optical cables, in particular to a compression-resistant and stretching-resistant photoelectric composite cable.
Background
Optical fiber cables (optical fiber cables) are manufactured to meet optical, mechanical, or environmental performance specifications using one or more optical fibers disposed in a covering sheath as a transmission medium and may be used alone or in groups of communication cable assemblies.
Along with the continuous deep construction of the Chinese network, the research and development of novel optical cables are promoted so as to meet the requirements of the market on the characteristics of environment requirements, line safety, convenient maintenance and the like.
According to the investigation to market, the optical cable at present stage is single in function, is unfavorable for construction and the changeable rigid demand of environment, and the cost is also higher, has a lot of restrictions to its service position, environment, and photoelectric composite cable has decided cable structure's complexity because of its functional diversity, but only has reasonable structural design just can realize better and satisfy composite cable's function to reduce manufacturing cost when conforming to manufacturing standard, realize the maximize of benefit.
Disclosure of Invention
In order to solve at least one technical problem, the utility model provides a compression-resistant and stretching-resistant photoelectric composite cable, which solves the problems that an optical cable and a cable are required to be laid respectively, the laying space requirement is large, and the stretching resistance and the compression resistance are weak by arranging an optical fiber belt and a feeder line in a carbon fiber framework and arranging a plastic-coated steel belt, an FRP reinforcement and an outer sheath outside the carbon fiber framework in sequence.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a compression-resistant stretch-resistant photoelectric composite cable, comprising:
the optical unit comprises a loose tube and a plurality of optical fiber belts laid in the loose tube, wherein the loose tube is filled with fiber paste, and the outside of the loose tube is wrapped with a water blocking belt;
the carbon fiber skeleton is fixed outside the light unit, and a plurality of skeleton grooves for laying feeder lines are circumferentially formed in the carbon fiber skeleton;
the plastic-coated steel belt is arranged on the outer side of the carbon fiber framework;
the outer sheath is wrapped on the outer side of the plastic-coated steel belt;
FRP reinforcement, it is evenly spaced along plastic-coated steel band circumference and is arranged between oversheath and plastic-coated steel band.
Preferably, the carbon fiber skeleton is gear-shaped.
Preferably, the number of the skeleton slots is 8.
Preferably, the FRP reinforcement is semicircular or oval.
Preferably, the number of FRP reinforcements is 4.
Preferably, the outer sheath is a teflon outer sheath.
Preferably, the outer sheath is provided with a twisted tear line.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the optical fiber belts and the feeder lines are respectively arranged in the inner framework grooves and the outer framework grooves of the carbon fiber framework, so that one cable can simultaneously transmit optical signals and electric signals, and an optical cable and an electric cable are not required to be respectively laid, thereby realizing photoelectric integration; in addition, the optical fiber ribbon can meet the requirement of laying the optical cable with large core number on the premise of not increasing the overall outer diameter of the optical cable, so that the laying space is saved, and the laying of the optical cable with large core number in a narrow space is realized. By arranging the carbon fiber skeleton with the skeleton grooves, the characteristics of high strength and good toughness are utilized, so that when the composite cable is subjected to external pressure, the optical fiber belts and the feeder lines respectively arranged in the inner skeleton grooves and the outer skeleton grooves can be effectively protected, and the composite cable can be ensured to be normally used; the plastic-coated steel belt is arranged outside the carbon fiber framework, so that the overall compression resistance of the composite cable is further improved, the FRP reinforcement is arranged in the inner circumference of the outer sheath, and the excellent stretching resistance and anti-interference performance of the FRP reinforcement are utilized, so that the optical cable can have good stretching resistance, can effectively prevent the interference of lightning stroke and strong electromagnetic matters, and is suitable for climatic environments such as multiple lightning strokes, multiple rain and the like; the teflon outer sheath ensures that the optical cable is not moisture-absorbing and nonflammable, is extremely stable to oxygen and ultraviolet rays, has good insulating property and can adapt to complex special environments, pipelines such as coal mines, petrochemical industry and the like, tunnels such as highway railways and the like, and environments such as long-term high temperature, high humidity and strong chemistry and the like.
Drawings
FIG. 1 is a schematic structural view of a compressive and tensile photoelectric composite cable;
in the figure: 1. FRP reinforcement; 2. a feeder line; 3. a carbon fiber skeleton; 4. a water blocking tape; 5. an optical fiber ribbon; 6. a loose tube; 7. plastic coated steel strip; 8. tearing the rope; 9. an outer sheath.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present utility model, the following description will clearly and completely describe the technical solutions of the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments of the present utility model.
Referring to the illustration of figure 1 of the drawings,
a compression-resistant stretch-resistant photoelectric composite cable comprising: the optical unit comprises a loose tube 6 and a plurality of optical fiber belts 5 laid in the loose tube 6, wherein the loose tube 6 is filled with fiber paste, and the outside of the loose tube 6 is wrapped with a water blocking belt 4; the carbon fiber skeleton 3 is fixed outside the light unit, and a plurality of skeleton grooves for laying the feeder lines 2 are formed in the circumference of the carbon fiber skeleton 3; the plastic-coated steel belt 7 is arranged outside the carbon fiber framework 3; an outer sheath 9 wrapping the outer side of the plastic-coated steel belt 7; the FRP reinforcement 1 is uniformly distributed between the outer sheath 9 and the plastic-coated steel belt 7 at intervals along the circumferential direction of the plastic-coated steel belt 7.
According to the utility model, the optical fiber belts 5 and the feeder lines 2 are respectively arranged in the inner and outer skeleton grooves of the carbon fiber skeleton 3, so that one cable can simultaneously transmit optical signals and electric signals, and an optical cable and an electric cable do not need to be respectively laid, thereby realizing photoelectric integration; in addition, the optical fiber ribbon 5 can meet the requirement of laying the optical cable with large core number on the premise of not increasing the overall outer diameter of the optical cable, saves the laying space and realizes the laying of the optical cable with large core number in a narrow space. By arranging the carbon fiber skeleton 3 with the skeleton grooves, when the composite cable is subjected to external pressure, the optical fiber ribbon 5 and the feeder 2 respectively arranged in the inner skeleton groove and the outer skeleton groove can be effectively protected by utilizing the characteristics of high strength and good toughness, so that the composite cable can be ensured to be normally used; the plastic-coated steel belt 7 is arranged outside the carbon fiber framework 3, so that the overall compression resistance of the composite cable is further improved, the FRP reinforcement 1 is circumferentially arranged in the outer sheath 9, and the excellent stretching resistance and anti-interference performance of the FRP reinforcement are utilized, so that the optical cable can have good stretching resistance, can effectively prevent the interference of lightning stroke and strong electromagnetic matters, and is suitable for climatic environments such as multiple lightning strokes, multiple rain and the like; the outer sheath 9 is a teflon outer sheath, so that the optical cable is not moisture-absorbing and nonflammable, is extremely stable to oxygen and ultraviolet rays, has good insulating property and can adapt to complex special environments, such as coal mines, petrochemical pipelines, tunnels of highways, railways and the like, and environments such as long-term high-temperature and high-humidity strong chemistry and the like.
The optical fiber ribbon 5 is disposed in the loose tube 6, so that the optical fiber ribbon 5 can be effectively protected from the internal stress and the external side pressure, and the loose tube 6 is filled with the fiber paste, so that the optical fiber ribbon 5 is prevented from being corroded by moisture in the air. And also act as a cushion for the optical fiber ribbon 5, cushioning the optical fiber ribbon 5 from mechanical forces such as vibration, impact, bending, etc.
As shown in fig. 1, the carbon fiber skeleton 3 in the above embodiment may be gear-shaped, and is circumferentially provided with 8 skeleton grooves, the light unit is located at the center of the carbon fiber skeleton 3, the power supply line 2 is located in the skeleton grooves, and when the composite cable is extruded by external force, the carbon fiber skeleton 3 can well protect the light unit and the power supply line 2.
In order to enable the FRP reinforcement 1 to cooperate with a circular composite cable, the FRP reinforcement 1 located within the outer sheath 9 may be circular or oval with its circular arc facing outwardly. The number of the FRP reinforcement members 1 is preferably 4, and of course, in actual operation, the number of the FRP reinforcement members 1 may be determined according to the construction requirements.
In order to facilitate the constructor to peel off the composite cable, the outer sheath 9 is provided with a twisted tearing rope 8, and the tearing rope 8 may be provided at the lower part of the outer sheath 9.
The utility model solves the problems of large laying space requirement and weak stretching and compression resistance of optical cables and cables by arranging the optical fiber ribbon 5 and the feeder 2 in the inner part and the outer part of the carbon fiber skeleton 3 respectively and arranging the plastic-coated steel strip 7, the FRP reinforcement 1 and the outer sheath 9 outside the carbon fiber skeleton.
While the foregoing is directed to embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and changes can be made without departing from the principles of the present utility model, and such modifications and changes should be considered as being within the scope of the present utility model.
Claims (7)
1. A compression-resistant stretch-resistant photoelectric composite cable, comprising:
the optical unit comprises a loose tube (6) and a plurality of optical fiber belts (5) laid in the loose tube (6), wherein the loose tube (6) is filled with fiber paste, and the outside of the loose tube (6) is wrapped with a water blocking belt (4);
the carbon fiber skeleton (3) is fixed outside the light unit, and a plurality of skeleton grooves for laying the feeder lines (2) are circumferentially arranged on the carbon fiber skeleton (3);
the plastic-coated steel belt (7) is arranged outside the carbon fiber framework (3);
an outer sheath (9) which is wrapped outside the plastic-coated steel belt (7);
FRP reinforcement (1), it is along plastic-coated steel band (7) circumference evenly interval cloth between oversheath (9) and plastic-coated steel band (7).
2. The compression-resistant and stretching-resistant photoelectric composite cable according to claim 1, wherein the carbon fiber skeleton (3) is gear-shaped.
3. The compression and tension resistant photoelectric composite cable according to claim 2, wherein the number of the skeleton grooves is 8.
4. The compression-resistant stretch-resistant photoelectric composite cable according to claim 1, wherein the FRP reinforcement (1) is semicircular or elliptical.
5. The compression-resistant stretch-resistant photoelectric composite cable according to claim 4, wherein the number of the FRP reinforcement members (1) is 4.
6. The compression-resistant and stretching-resistant photoelectric composite cable according to any one of claims 1 to 5, characterized in that the outer sheath (9) is a teflon outer sheath (9).
7. The compression and tension resistant photoelectric composite cable according to claim 6, wherein the outer sheath (9) is provided with twisted tear cords (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320791564.6U CN220065224U (en) | 2023-04-06 | 2023-04-06 | Compression-resistant stretch-resistant photoelectric composite cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320791564.6U CN220065224U (en) | 2023-04-06 | 2023-04-06 | Compression-resistant stretch-resistant photoelectric composite cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220065224U true CN220065224U (en) | 2023-11-21 |
Family
ID=88766119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320791564.6U Active CN220065224U (en) | 2023-04-06 | 2023-04-06 | Compression-resistant stretch-resistant photoelectric composite cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220065224U (en) |
-
2023
- 2023-04-06 CN CN202320791564.6U patent/CN220065224U/en active Active
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