CN218939317U - Separable self-supporting photoelectric hybrid lead-in cable - Google Patents
Separable self-supporting photoelectric hybrid lead-in cable Download PDFInfo
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- CN218939317U CN218939317U CN202121923201.0U CN202121923201U CN218939317U CN 218939317 U CN218939317 U CN 218939317U CN 202121923201 U CN202121923201 U CN 202121923201U CN 218939317 U CN218939317 U CN 218939317U
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Abstract
The utility model discloses a separable self-supporting photoelectric hybrid lead-in cable, which comprises a hanging unit, an electric unit and an optical unit which are integrally arranged, wherein the optical unit and the electric unit can be independently and separately arranged: the hanging unit is used for laying and hanging the optical unit and the electric unit and comprises a hanging wire unit sheath and a hanging wire; the electric unit comprises an electric unit sheath and a cable conductor, wherein the cable conductor comprises at least two insulating layers and a copper wire arranged in the center of the insulating layers, and the periphery of the copper wire is coated with a tape; the optical unit comprises an optical unit sheath and a central reinforcing member, wherein the central reinforcing member is internally provided with a peripheral reinforcing member and at least two optical fiber sheaths, and the optical fiber sheath is internally and centrally provided with an optical fiber. Through the mode, the self-supporting photoelectric hybrid lead-in cable disclosed by the utility model can be separated into the light collecting unit and the electric unit, is easy to use and lay, is easy to split and connect due to the arrangement of the V-shaped cable opening groove, can be independently separated, and can be respectively used in different occasions.
Description
Technical Field
The utility model relates to the technical field of optical cables, in particular to a separable self-supporting photoelectric hybrid lead-in cable.
Background
With the continuous expansion of the construction scale of optical fiber networks and the application of 5G communication technology, the existing optical fiber cables are mainly used for signal transmission of telecommunication, computers and broadcast television networks, but most of the optical fiber cables cannot conduct electricity, so that the use requirement of simultaneous power supply of communication terminal equipment is difficult to meet.
The photoelectric hybrid cable integrates optical fibers and power transmission copper wires, can solve the problems of broadband access, equipment power consumption and signal transmission, and is more and more widely applied in the field of communication.
However, most of the existing photoelectric hybrid cables are stranded with optical units and metal wire units in a cable core by a layer stranded structure, and the structure of the same cable core of the optical and electrical units not only affects the flexibility and economy of the arrangement of each unit in the optical cable, but also brings inconvenience to the branching connection of the photoelectric units in the middle of transmission.
Disclosure of Invention
The utility model mainly solves the technical problem of providing the separable self-supporting photoelectric hybrid lead-in cable which is simple and reasonable in structural arrangement, light-collecting units and electric units are integrated, light in weight and easy to use and lay, a plurality of V-shaped cable-opening grooves are arranged to be easily split and connected, the optical units and the electric units can be separated independently and can be used in different occasions respectively, and normal use of the units is not affected.
In order to solve the technical problems, the utility model adopts a technical scheme that: there is provided a separable self-supporting photoelectric hybrid drop cable comprising: the hanging unit, the electric unit and the light unit are integrally arranged, the light unit and the electric unit can be independently and separately arranged,
the hanging unit is used for laying and hanging the optical unit and the electric unit and comprises a hanging wire unit sheath and a hanging wire arranged in the hanging wire unit sheath;
the electric unit comprises an electric unit sheath and a cable conductor arranged in the center of the inside of the electric unit sheath, wherein the cable conductor comprises at least two insulating layers and a copper wire arranged in the center of the insulating layers, and the periphery of the copper wire is coated with a tape;
the optical unit comprises an optical unit sheath and a central reinforcing member arranged in the optical unit sheath, wherein the central reinforcing member is internally provided with a peripheral reinforcing member and at least two optical fiber sheaths, and the center of the optical fiber sheath is internally provided with an optical fiber.
In a preferred embodiment of the present utility model, the suspension wire is a steel wire, a steel strand or an FRP.
In a preferred embodiment of the utility model, the hanging unit is externally connected with a hanging strip, the hanging wire unit sheath and the electric unit sheath are connected into a whole through the hanging strip, and the two sides of the surface of the optical unit sheath are provided with symmetrically arranged V-shaped grooves.
In a preferred embodiment of the utility model, the messenger wire unit sheath, the electrical unit sheath and the optical unit sheath are PVC outer sheath or LSZH outer sheath.
In a preferred embodiment of the utility model, the outer circumferences of adjacent straps are arranged tangentially, and the outer circumferences of the straps are arranged tangentially to the inner wall of the insulating layer.
In a preferred embodiment of the utility model, the central reinforcement is steel wire or KFRP, the peripheral reinforcement is aramid yarn or glass fiber yarn,
in a preferred embodiment of the utility model, the peripheral reinforcement is disposed tangentially to the optical fiber jacket.
In a preferred embodiment of the utility model, the optical fiber is a 1-4 core optical fiber, a ribbon or a tight buffered optical fiber.
In a preferred embodiment of the utility model, the light units can be arranged in a plurality, and the overall appearance of the light units and the electric units after being connected is in an 8-shaped structure.
The beneficial effects of the utility model are as follows: the separable self-supporting photoelectric hybrid lead-in cable comprises a plurality of optical units, the optical units and the electric units are mutually independent and are not influenced, and the structure is simple and reasonable; the strength is high, the optical signal transmission requirement and the power supply requirement can be met, the light collecting unit and the electric unit are integrated, the weight is light, the laying operation is simple, time and labor are saved, and the mechanical property is good; the structure is simple and reasonable, the V-shaped groove structure of the sheath is convenient for separating the optical unit from the electric unit, and the branching connection is convenient and safe; the optical unit and the electric unit have small mutual influence, normal use of each unit is not influenced, the optical cable has high flexibility and good bending property, and can be separated to different degrees according to the needs and used in different places respectively.
Drawings
For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:
FIG. 1 is a schematic view of a separable self-supporting hybrid photovoltaic cable according to a preferred embodiment of the present utility model;
the components in the drawings are marked as follows: 1. a hanging wire, 2, a hanging wire unit sheath, 3, a hanging belt, 4, an electric unit, 5, a belting, 6, a copper wire, 7, an insulating layer, 8, an electric unit sheath, 9, V-grooves, 10, light units, 11, central stiffeners, 12, optical fiber jackets, 13, optical fibers, 14, peripheral stiffeners, 15, light unit jackets.
Detailed Description
The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, an embodiment of the present utility model includes:
a separable self-supporting photovoltaic hybrid drop cable, comprising: the hanging unit, the light unit 10 and the electric unit 4 are integrally provided, and the light unit 10 is symmetrically provided along the electric unit 4.
The hanging unit is used for hanging the laying of the light unit 10 and the electric unit 4 and comprises a hanging wire unit sheath 2 and a hanging wire 1 arranged in the hanging wire unit sheath 2, wherein the hanging wire 1 is steel wire, a steel strand or FRP.
The electric unit 4 comprises an electric unit sheath 8 and a cable conductor arranged at the inner center of the electric unit sheath 8, wherein the cable conductor comprises at least two layers of insulating layers 7 and copper wires 6 arranged at the centers of the insulating layers 7, the peripheries of the copper wires 6 are coated with wrapping belts 5, the peripheries of adjacent wrapping belts 5 are arranged in a tangent mode, and the peripheries of the wrapping belts 5 are arranged in a tangent mode with the inner wall of the insulating layers 7.
Preferably, the insulating wire number of the cable conductor is 24-26, and the wire gauge is 0.4-0.5CWG, so that the photoelectric hybrid cable is free from grease pollution and has good waterproof performance.
The light unit 10 may be provided in plurality, the light unit 10 comprising a light unit jacket 15 and a central reinforcement 11 provided within the light unit jacket 15.
The central reinforcement 11 is internally provided with a peripheral reinforcement 14 and at least two optical fiber sheaths 12, the peripheral reinforcement 14 is arranged tangentially to the optical fiber sheaths 12, and the optical fibers 13 are centrally arranged inside the optical fiber sheaths 12.
Further, the central reinforcement 11 is steel wire or KFRP, is light and high in strength, and has good corrosion resistance; the peripheral reinforcement 14 is aramid yarn or glass fiber yarn, which has better corrosion resistance and insulation shoes; the optical fiber 13 is a 1-4 core optical fiber, a fiber ribbon or a tight buffered optical fiber.
The hanging unit is externally connected with the hanging strip 3, the hanging wire unit sheath 2 and the electric unit sheath 8 are connected into a whole through the hanging strip 3, the two sides of the surface of the optical unit sheath 15 are provided with symmetrically arranged V-shaped grooves 9, the separation of the optical unit 10 and the electric unit 4 is facilitated by arranging a plurality of V-shaped grooves 9, and the split connection is ensured to be convenient and safe.
The hanging wire unit sheath 2, the electric unit sheath 8 and the optical unit sheath 15 are PVC outer sheaths or LSZH outer sheaths, so that the hanging wire unit sheath can be applied to various occasions, and the application range is increased.
In a preferred embodiment, the overall appearance that a group of optical units 10 and a group of electric units 4 meet is in an 8-shaped structure, and the optical cable has high overall flexibility and good bending performance and can be applied to various occasions.
The separable self-supporting photoelectric hybrid lead-in cable has the beneficial effects that:
the separable self-supporting photoelectric hybrid lead-in cable can contain a plurality of optical units, the optical units and the electric units are mutually independent and are not influenced, the structural arrangement is simple and reasonable, and the optical units and the electric units are easy to diverge and connect;
the strength is high, the optical signal transmission requirement and the power supply requirement can be met, the light collecting unit and the electric unit are integrated, the weight is light, the laying operation is simple, time and labor are saved, and the mechanical property is good;
the structure is simple and reasonable, the V-shaped groove structure of the sheath is convenient for separating the optical unit from the electric unit, and the branching connection is convenient and safe;
the optical unit and the electric unit have small mutual influence, normal use of each unit is not influenced, the optical cable has high flexibility and good bending property, and can be separated to different degrees according to the needs and used in different places respectively.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present utility model.
Claims (8)
1. A separable self-supporting photovoltaic hybrid drop cable, comprising: the hanging unit, the electric unit and the light unit are integrally arranged, the light unit and the electric unit can be independently and separately arranged,
the hanging unit is used for laying and hanging the optical unit and the electric unit and comprises a hanging wire unit sheath and a hanging wire arranged in the hanging wire unit sheath;
the electric unit comprises an electric unit sheath and a cable conductor arranged in the center of the inside of the electric unit sheath, wherein the cable conductor comprises at least two insulating layers and a copper wire arranged in the center of the insulating layers, and the periphery of the copper wire is coated with a tape;
the optical unit comprises an optical unit sheath and a central reinforcing member arranged in the optical unit sheath, wherein the central reinforcing member is internally provided with a peripheral reinforcing member and at least two optical fiber sheaths, and the center of the optical fiber sheath is internally provided with an optical fiber.
2. The separable self-supporting photoelectric hybrid cable as recited in claim 1, wherein the suspension wire is steel wire, steel strand or FRP.
3. The separable self-supporting photoelectric hybrid cable as recited in claim 1, wherein the hanging unit is externally connected with a hanging strip, the hanging wire unit sheath and the electric unit sheath are connected into a whole through the hanging strip, and the two sides of the surface of the optical unit sheath are provided with symmetrically arranged V-shaped grooves.
4. The separable self-supporting photoelectric hybrid cable as recited in claim 1, wherein the messenger wire sheath, the electrical unit sheath, and the optical unit sheath are PVC or LSZH outer sheaths.
5. The separable self-supporting photovoltaic hybrid cable of claim 1, wherein the outer circumferences of adjacent straps are disposed tangentially and the outer circumferences of the straps are disposed tangentially to the inner wall of the insulating layer.
6. The separable self-supporting photovoltaic hybrid cable of claim 1, wherein the central reinforcement is steel wire or KFRP, the peripheral reinforcement is aramid yarn or fiberglass yarn, and the peripheral reinforcement is disposed tangentially to the fiber jacket.
7. The separable self-supporting optoelectric hybrid drop cable of claim 1, wherein the optical fiber is a 1-4 core optical fiber, an optical fiber ribbon, or a tight-buffered optical fiber.
8. The separable self-supporting photovoltaic hybrid cable of claim 1, wherein the plurality of light units can be provided, and the overall appearance of the light units and the electrical units after being connected is in an 8-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121923201.0U CN218939317U (en) | 2021-08-17 | 2021-08-17 | Separable self-supporting photoelectric hybrid lead-in cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121923201.0U CN218939317U (en) | 2021-08-17 | 2021-08-17 | Separable self-supporting photoelectric hybrid lead-in cable |
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| CN218939317U true CN218939317U (en) | 2023-04-28 |
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| CN202121923201.0U Active CN218939317U (en) | 2021-08-17 | 2021-08-17 | Separable self-supporting photoelectric hybrid lead-in cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117433587A (en) * | 2023-12-14 | 2024-01-23 | 江苏南方通信科技有限公司 | Symmetrical-structure multi-parameter weak grating sensing optical cable, sensing system and measuring method |
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2021
- 2021-08-17 CN CN202121923201.0U patent/CN218939317U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117433587A (en) * | 2023-12-14 | 2024-01-23 | 江苏南方通信科技有限公司 | Symmetrical-structure multi-parameter weak grating sensing optical cable, sensing system and measuring method |
| CN117433587B (en) * | 2023-12-14 | 2024-03-19 | 江苏南方通信科技有限公司 | Symmetrical-structure multi-parameter weak grating sensing optical cable, sensing system and measuring method |
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