CN212516685U - Photoelectric composite cable - Google Patents
Photoelectric composite cable Download PDFInfo
- Publication number
- CN212516685U CN212516685U CN202021252727.6U CN202021252727U CN212516685U CN 212516685 U CN212516685 U CN 212516685U CN 202021252727 U CN202021252727 U CN 202021252727U CN 212516685 U CN212516685 U CN 212516685U
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- China
- Prior art keywords
- cable
- layer
- optical cable
- core
- insulation protection
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- Expired - Fee Related
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- 239000002131 composite material Substances 0.000 title claims abstract description 51
- 230000003287 optical effect Effects 0.000 claims abstract description 61
- 238000009413 insulation Methods 0.000 claims abstract description 34
- 239000003063 flame retardant Substances 0.000 claims abstract description 14
- 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 claims abstract description 13
- 239000010410 layer Substances 0.000 claims description 74
- 239000011241 protective layer Substances 0.000 claims description 17
- 230000001681 protective effect Effects 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 230000008054 signal transmission Effects 0.000 abstract description 5
- 238000005452 bending Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000008397 galvanized steel Substances 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
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- Communication Cables (AREA)
Abstract
The utility model discloses a photoelectric composite cable, which comprises a flexible support body, a cable unit, an optical cable unit and a composite protection component, wherein a tensile braided net is arranged in the flexible support body; the cable unit and the optical cable unit are arranged around the flexible support body and are fixedly attached to the surface of the flexible support body; the composite protection unit comprises an inner insulation protection layer and an outer insulation protection layer, the inner insulation protection layer wraps the outer sides of the cable unit and the optical cable unit, the outer insulation protection layer wraps the outer side of the inner insulation protection layer, an armor layer is further arranged between the inner insulation protection layer and the outer insulation protection layer, and a flame retardant layer is filled between the flexible supporting body and the inner insulation layer. The photoelectric composite cable has more excellent mechanical strength, tensile resistance and weather resistance; the bending damage is not easy to happen when the photoelectric signal transmission device is used, the bending performance is good, the photoelectric signal transmission is not interfered with each other, and the transmission signal is more stable.
Description
Technical Field
The utility model relates to the technical field of cables, concretely relates to photoelectric composite cable.
Background
The world has come into the information age today, information has become strategic resources and unique production elements of economic development, and a modern information transmission system and a complete information service system established by combining multimedia terminals such as a telecommunication network, a computer, a video and the like have become important marks of the degree of economic development of a country or a region.
The internet changes the learning, working and living modes of people more and more deeply, promotes the high-speed development of the information industry, even influences the whole social process, and the technical innovation of the composite application of the optical fiber and the cable is more and more emphasized by the industry; the photoelectric composite cable is an indispensable basic device for transmitting energy and information, and is one of the most important basic products in economic construction from the current of social informatization and rapid development of electrification; the existing photoelectric composite cable has the following defects: 1. the existing composite optical cable on the market has poor quality, poor mechanical property, poor weather resistance and weak tensile, fireproof and waterproof capabilities; 2. the composite optical cable is formed by integrally forming the cable and the optical cable, line interference exists between the cable and the optical cable, and transmission signals are unstable.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model provides a photoelectric composite cable can the stretch-proofing shortcoming of anti-interference insufficiency of customer service, improves cable transmission's stability.
The utility model adopts the technical proposal that: a photoelectric composite cable comprises a flexible support body, a cable unit, an optical cable unit and a composite protection assembly, wherein a tensile woven mesh is arranged in the flexible support body; the cable unit and the optical cable unit are arranged around the flexible support body and are fixedly attached to the surface of the flexible support body; the composite protection unit comprises an inner insulation protection layer and an outer insulation protection layer, the inner insulation protection layer wraps the outer sides of the cable unit and the optical cable unit, the outer insulation protection layer wraps the outer side of the inner insulation protection layer, an armor layer is further arranged between the inner insulation protection layer and the outer insulation protection layer, and a flame retardant layer is filled between the flexible supporting body and the inner insulation layer.
In the technical scheme: the cable unit and the optical cable unit of the photoelectric composite cable are tightly attached to the surface of the flexible supporting body under the wrapping of the inner insulating protective layer, the flexible supporting body can play a role in supporting and damping, the cable unit and the optical cable unit are prevented from rubbing with each other due to the compression, the internal abrasion is further reduced, the tensile performance of the composite cable is greatly improved due to the fact that the tensile woven mesh is embedded in the flexible supporting body, the composite cable is prevented from being damaged by tension, the flame-retardant layer filled between the flexible supporting body and the inner insulating layer can better prevent the photoelectric composite cable from generating an internal combustion phenomenon, the photoelectric composite cable is safer, the filler can improve the roundness of the photoelectric composite cable, the structure of the photoelectric composite cable is stabilized, the outer insulating protective layer and the armor layer play roles in compression resistance, tension resistance and insulating protection, and the stress of the photoelectric composite cable in the processes, and the tensile strength of the photoelectric composite cable can be increased.
Preferably, lining layers are filled between the inner insulating protective layer and the armor layer and between the outer insulating protective layer and the armor layer.
Preferably, a flame-retardant moisture-proof layer is formed on the outer surface of the outer insulating protective layer.
Preferably, the outer surface of the flexible support body is provided with a mounting surface for embedding the cable unit and the optical cable unit.
Preferably, the cable unit comprises a cable core, a cable core protection layer, a metal shielding layer and a cable water blocking tape, and the cable core protection layer, the metal shielding layer and the cable water blocking tape are sequentially wrapped on the cable core from inside to outside.
Preferably, the optical cable unit includes an optical cable core, a core protective sleeve and an optical cable water-blocking tape, the optical cable core is arranged in the core protective sleeve in a penetrating manner, the core protective sleeve is filled with optical cable paste, and the optical cable water-blocking tape is wrapped on the core protective sleeve.
Preferably, the inner side of the wire core protective sleeve is also provided with an optical cable shielding layer.
Preferably, the core protective sleeve wrapped with the optical cable water-blocking tape is externally sleeved with a PBT pipe.
The utility model has the advantages that: the photoelectric composite cable provided by the utility model has more excellent mechanical strength, tensile resistance and weather resistance, thereby effectively solving the problem of poor quality; composite optical cable is difficult for buckling the damage when using, and the bending is good to mutual noninterference when photoelectric signal transmission, transmission signal is more stable, thereby has effectually solved the problem that has signal interference, the utility model discloses rational in infrastructure, excellent performance, but the wide application is in photoelectric signal transmission technical field.
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 embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a cross-sectional view of a photoelectric composite cable according to an embodiment of the present invention.
Reference numerals: the flexible waterproof cable comprises a flexible supporting body 100, an inner insulating protective layer 200, an outer insulating protective layer 300, an armor layer 400, a flame-retardant layer 500, an inner lining layer 600, a flame-retardant damp-proof layer 700, a cable core 800, a cable core protective layer 900, a metal shielding layer 1000, a cable water-blocking tape 1100, an optical cable core 1200, an optical cable shielding layer 1300, a core protective sleeve 1400, an optical cable water-blocking tape 1500 and a PBT pipe 1600.
Detailed Description
Here, it is to be noted that the functions, methods, and the like related to the present invention are only conventional adaptive applications of the related art. The present invention is described for better illustration of the function and method for better understanding of the present invention.
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
Referring to fig. 1, the photoelectric composite cable provided in this embodiment includes a flexible supporting body 100, a cable unit, an optical cable unit, and a composite protection component, wherein a tensile mesh grid is disposed in the flexible supporting body 100; the cable unit and the optical cable unit are arranged around the flexible support body 100 and are attached and fixed on the surface of the flexible support body 100; the composite protection unit comprises an inner insulation protection layer 200 and an outer insulation protection layer 300, the inner insulation protection layer 200 wraps the outer sides of the cable unit and the optical cable unit, the outer insulation protection layer 300 wraps the outer side of the inner insulation protection layer 200, an armor layer 400 is further arranged between the inner insulation protection layer 200 and the outer insulation protection layer 300, and a flame retardant layer 500 is filled between the flexible supporting body 100 and the inner insulation layer. The cable unit and the optical cable unit of the photoelectric composite cable are tightly attached to the surface of the flexible supporting body 100 under the wrapping of the inner insulation protective layer 200, the flexible supporting body 100 can play a role in supporting and damping, the phenomenon that the cable unit and the optical cable unit are pressed to rub against each other is avoided, further, the internal abrasion is reduced, because the tensile woven mesh is embedded in the flexible supporting body 100, the tensile property of the composite cable is greatly improved, the composite cable is prevented from being damaged by tension, the flame-retardant layer 500 filled between the flexible supporting body 100 and the inner insulation layer can better prevent the photoelectric composite cable from generating an internal combustion phenomenon, the photoelectric composite cable is safer, the filled flame-retardant layer 500 can improve the roundness of the photoelectric composite cable, the structure of the photoelectric composite cable is stabilized, and the filler can be selected from a magnesium hydroxide. The outer insulating protective layer 300 and the armor layer 400 play roles of compression resistance, tensile resistance and insulating protection, can buffer the stress of the photoelectric composite cable in the dragging and rolling processes, and can increase the tensile strength of the photoelectric composite cable.
In this embodiment, the armor layer 400 may be made of a galvanized steel wire material armor mesh, and in order to prevent the armor layer 400 from damaging the internal structure, the inner insulating armor layer 200 and the armor layer 400 and the outer insulating armor layer 300 and the armor layer 400 are filled with the inner liners 600. The inner liner 600 can play the effect of improving the cable roundness on the one hand, and on the other hand can avoid armor 400 to damage the cable inner structure.
As shown in fig. 1, a fire-retardant moisture-proof layer 700 is formed on the outer surface of the outer insulating and protective layer 300. The flame-retardant moisture-proof layer 700 can well prevent water and moisture in the air from entering the composite optical cable, and can prevent the cable from burning rapidly at high temperature due to the flame-retardant effect.
As described above, the cable unit and the optical cable unit are supported by the flexible support 100 in a spaced manner, and in this embodiment, the outer surface of the flexible support 100 is provided with a mounting surface on which the cable unit and the optical cable unit are mounted. Each cable unit and optical cable unit can be tightly attached to the flexible supporting body 100 under the wrapping of the inner insulating protective layer 200, and the flexible supporting body 100 can bear external force stretching, dragging, rolling and the like, so that the tensile and torsional properties of the composite optical cable are improved.
As shown in fig. 1, the cable unit and the optical cable unit are used as signal transmission bodies and need excellent protection performance and anti-interference performance, the cable unit provided by this embodiment includes a cable core 800, a cable core protection layer 900, a metal shielding layer 1000 and a cable water-blocking tape 1100, and the cable core protection layer 900, the metal shielding layer 1000 and the cable water-blocking tape 1100 are sequentially wrapped on the cable core 800 from inside to outside. When photoelectric signal transmits, the metal shielding layer 1000 effectively blocks the photoelectric signal, so that the photoelectric signal can not interfere with each other, the transmission rate is faster and more stable, inconvenience caused by interference of signal flow is avoided, the cable water blocking tape 1100 can prevent external water vapor and moisture from entering, and damage to internal cables is avoided.
As shown in fig. 1, the optical cable unit provided in this embodiment further includes an optical cable core 1200, a core protection sleeve 1400, and an optical cable water-blocking tape 1500, the optical cable core 1200 is disposed in the core protection sleeve 1400 in a penetrating manner, the core protection sleeve 1400 is filled with an optical cable paste, and the optical cable water-blocking tape 1500 is wrapped on the core protection sleeve 1400. The PBT pipe 1600 is sleeved outside the core protection sleeve 1400 wrapped with the optical cable water-blocking tape 1500. The inner side of the core protection sleeve 1400 is further provided with an optical cable shielding layer 1300. The optical cable water-blocking tape 1500 can prevent external water vapor and moisture from entering, and damage to the internal optical cable is avoided. The optical cable shielding layer 1300 effectively blocks the optical signal, so that the optical signal does not interfere with each other, and the transmission rate is faster.
In the specification of the present invention, a large number of specific details are explained. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, systems, and techniques have not been shown in detail in order not to obscure an understanding of this description.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; 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 or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (8)
1. The utility model provides a photoelectric composite cable, includes flexible support body (100), cable unit, optical cable unit and compound protection component, its characterized in that: a tensile woven net is arranged in the flexible support body (100); the cable unit and the optical cable unit are arranged around the flexible support body (100) and are attached and fixed on the surface of the flexible support body (100);
the composite protection unit comprises an inner insulation protection layer (200) and an outer insulation protection layer (300), the inner insulation protection layer (200) wraps the outer sides of the cable unit and the optical cable unit, the outer insulation protection layer (300) wraps the outer side of the inner insulation protection layer (200), an armor layer (400) is further arranged between the inner insulation protection layer (200) and the outer insulation protection layer (300), and a flame retardant layer (500) is filled between the flexible supporting body (100) and the inner insulation layer.
2. The optoelectrical composite cable of claim 1, wherein: and lining layers (600) are filled between the inner insulating protective layer (200) and the armor layer (400) and between the outer insulating protective layer (300) and the armor layer (400).
3. The optoelectrical composite cable of claim 1, wherein: and a flame-retardant moisture-proof layer (700) is formed on the outer surface of the outer insulating protective layer (300).
4. The optoelectrical composite cable of claim 1, wherein: and the outer surface of the flexible support body (100) is provided with a mounting surface for embedding the cable unit and the optical cable unit.
5. The optoelectrical composite cable of claim 1, wherein: the cable unit comprises a cable core (800), a cable core protective layer (900), a metal shielding layer (1000) and a cable water-blocking tape (1100), wherein the cable core protective layer (900), the metal shielding layer (1000) and the cable water-blocking tape (1100) are sequentially wrapped on the cable core (800) from inside to outside.
6. The optoelectrical composite cable of claim 1, wherein: the optical cable unit comprises an optical cable core (1200), a core protecting sleeve (1400) and an optical cable water-blocking tape (1500), wherein the optical cable core (1200) is arranged in the core protecting sleeve (1400) in a penetrating mode, the core protecting sleeve (1400) is filled with optical cable paste, and the optical cable water-blocking tape (1500) wraps the core protecting sleeve (1400).
7. The optoelectrical composite cable of claim 6, wherein: and the inner side of the wire core protective sleeve (1400) is also provided with an optical cable shielding layer (1300).
8. The optoelectrical composite cable of claim 7, wherein: and a PBT pipe (1600) is sleeved outside the wire core protective sleeve (1400) wrapped with the optical cable water-blocking tape (1500).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021252727.6U CN212516685U (en) | 2020-07-01 | 2020-07-01 | Photoelectric composite cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021252727.6U CN212516685U (en) | 2020-07-01 | 2020-07-01 | Photoelectric composite cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212516685U true CN212516685U (en) | 2021-02-09 |
Family
ID=74433965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021252727.6U Expired - Fee Related CN212516685U (en) | 2020-07-01 | 2020-07-01 | Photoelectric composite cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212516685U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115032754A (en) * | 2022-06-22 | 2022-09-09 | 河南省信息咨询设计研究有限公司 | Macro-bending-resistant indoor optical cable applicable to FTTR (fiber to the Home) and POLAN (local area network) |
-
2020
- 2020-07-01 CN CN202021252727.6U patent/CN212516685U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115032754A (en) * | 2022-06-22 | 2022-09-09 | 河南省信息咨询设计研究有限公司 | Macro-bending-resistant indoor optical cable applicable to FTTR (fiber to the Home) and POLAN (local area network) |
| CN115032754B (en) * | 2022-06-22 | 2023-11-21 | 河南省信息咨询设计研究有限公司 | Indoor optical cable capable of being used for FTTR and POLAN macrobend resistance |
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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 |
Granted publication date: 20210209 |