CN216054031U - Photoelectric composite butterfly-shaped lead-in optical cable - Google Patents
Photoelectric composite butterfly-shaped lead-in optical cable Download PDFInfo
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- CN216054031U CN216054031U CN202121666494.9U CN202121666494U CN216054031U CN 216054031 U CN216054031 U CN 216054031U CN 202121666494 U CN202121666494 U CN 202121666494U CN 216054031 U CN216054031 U CN 216054031U
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Abstract
The utility model belongs to the technical field of optical transmission cables, and particularly relates to a photoelectric composite butterfly-shaped lead-in optical cable which comprises a suspension wire unit and an optical fiber unit, wherein the suspension wire unit is connected with the optical fiber unit through a connecting piece; the suspension wire unit comprises an outer sheath and a feeder wire arranged in the center of the outer sheath, and the feeder wire comprises a copper conductor and a polyethylene insulating layer coated on the surface of the copper conductor; the optical fiber unit comprises an outer sheath, two optical fibers arranged in the center of the outer sheath and reinforcing pieces arranged in the outer sheath and positioned at two ends of the optical fibers, wherein the reinforcing pieces are steel wires; the feeder line, the reinforcing part and the optical fiber are located on the same central axis, the outer sheath is located at two ends of the optical fiber and provided with tearing openings, and the tearing openings are symmetrically arranged around the central axis. The photoelectric composite cable is convenient to lay, saves cost and has a good transmission effect.
Description
Technical Field
The utility model belongs to the technical field of optical transmission cables, and particularly relates to a photoelectric composite butterfly-shaped lead-in optical cable.
Background
With the continuous deepening of the construction of the Chinese network, the research and development of novel optical cables are promoted to meet the requirements of the environment requirement, the line safety, the convenience in maintenance and the like brought forward by the market.
According to market research, most of optical cables and electric cables are separated and independent at the present stage, if communication and power-on are required simultaneously, the optical cables and the electric cables are generally required to be laid respectively, but the purchase cost of products is increased, and the laying construction cost of transmission cables is also increased.
Still other uses of optical cables and electric cables belonging to a small part are mixed by stranding, and the whole structure is circular, for example, an optical-electric mixed cable disclosed in patent CN202584889U, wherein a mixed cable core is formed by stranding feeder wires, optical cables and filler ropes on a reinforced core by SZ layer stranding. The electromagnetic interference is large when the transmission is carried out by the using mode, and the transmission quality is easily influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a photoelectric composite butterfly-shaped lead-in optical cable, and aims to provide a photoelectric composite cable which is convenient to lay, saves cost and has a good transmission effect.
In order to achieve the purpose, the utility model adopts the technical scheme that:
a photoelectric composite butterfly-shaped lead-in optical cable comprises a suspension wire unit and an optical fiber unit, wherein the suspension wire unit is connected with the optical fiber unit through a connecting piece;
the suspension wire unit comprises an outer sheath and a feeder wire arranged in the center of the outer sheath, and the feeder wire comprises a copper conductor and a polyethylene insulating layer coated on the surface of the copper conductor;
the optical fiber unit comprises an outer sheath, two optical fibers arranged in the center of the outer sheath and reinforcing pieces arranged in the outer sheath and positioned at two ends of the optical fibers, wherein the reinforcing pieces are steel wires;
the feeder line, the reinforcing part and the optical fiber are located on the same central axis, the outer sheath is located at two ends of the optical fiber and provided with tearing openings, and the tearing openings are symmetrically arranged around the central axis.
Further, the outer sheath is a low-smoke halogen-free flame-retardant outer sheath.
Compared with the prior art, the utility model has the following beneficial effects:
the photoelectric composite cable provided by the utility model comprises a suspension wire unit and an optical fiber unit, wherein the suspension wire unit is connected with the optical fiber unit through a connecting piece; the suspension wire unit comprises an outer sheath and a feeder line arranged in the center of the outer sheath, and the feeder line comprises a copper conductor and a polyethylene insulating layer coated on the surface of the copper conductor. The feeder line is arranged in the suspension wire unit, so that the cable can meet dual requirements of power utilization and communication, the manufacturing cost can be reduced while the manufacturing standard is met, the maximum benefit is realized, and the problems of waste of manpower, material resources and raw materials are avoided.
The optical fiber unit comprises an outer sheath, two optical fibers arranged in the center of the outer sheath and reinforcing pieces arranged in the outer sheath and positioned at two ends of the optical fibers, wherein the reinforcing pieces are steel wires; the feeder line, the reinforcing part and the optical fiber are located on the same central axis, the outer sheath is located at two ends of the optical fiber and provided with tearing openings, and the tearing openings are symmetrically arranged around the central axis. This structure occupation space is little, lays the convenience, saves cost, construction mode is simple and convenient, construction cycle is short, low in labor cost, have good mechanical properties, and the setting of tearing mouthful makes things convenient for the staff to lay work more simultaneously.
The outer sheath is a low-smoke halogen-free flame-retardant outer sheath, so that the optical cable has the advantages of good flame retardant property, high wear resistance, corrosion resistance, wide hardness range, excellent mechanical property, no halogen element, no toxicity and the like.
Drawings
Fig. 1 is a cross-sectional view of a photoelectric composite butterfly-type drop cable.
Wherein: 1-a feed line; 2-a reinforcement; 3-an optical fiber; 4-outer sheath.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the photoelectric composite butterfly-type drop cable comprises a suspension wire unit and an optical fiber unit, wherein the suspension wire unit is connected with the optical fiber unit through a connecting piece.
The suspension wire unit comprises an outer sheath 4 and a feeder line 1 arranged in the center of the outer sheath 4, wherein the feeder line 1 comprises a copper conductor and a polyethylene insulating layer coated on the surface of the copper conductor.
The optical fiber unit comprises an outer sheath 4, two optical fibers 3 arranged in the center of the outer sheath 4 and reinforcing parts 2 arranged in the outer sheath 4 and positioned at two ends of the optical fibers 3, wherein the reinforcing parts 2 are steel wires.
The feeder 1, the reinforcement 2 and the optical fiber 3 are located on the same central axis, the outer sheath 4 is provided with tearing openings at two ends of the optical fiber 3, and the tearing openings are symmetrically arranged around the central axis.
As a further option of this embodiment, the outer sheath 4 is specifically a low smoke zero halogen flame retardant outer sheath.
The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.
Claims (2)
1. The utility model provides a compound butterfly-type optical drop cable of photoelectricity which characterized in that: the optical fiber cable comprises a suspension wire unit and an optical fiber unit, wherein the suspension wire unit is connected with the optical fiber unit through a connecting piece;
the suspension wire unit comprises an outer sheath (4) and a feeder line (1) arranged in the center of the outer sheath (4), wherein the feeder line (1) comprises a copper conductor and a polyethylene insulating layer coated on the surface of the copper conductor;
the optical fiber unit comprises an outer sheath (4), two optical fibers (3) arranged in the center of the outer sheath (4) and reinforcing pieces (2) arranged in the outer sheath (4) and positioned at two ends of the optical fibers (3), wherein the reinforcing pieces (2) are steel wires;
the feeder (1), the reinforcement (2) and the optical fiber (3) are located on the same central axis, and the outer sheath (4) is provided with tearing openings at two ends of the optical fiber (3), and the tearing openings are symmetrically arranged around the central axis.
2. The optoelectric composite butterfly drop cable of claim 1, wherein: the outer sheath (4) is a low-smoke halogen-free flame-retardant outer sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121666494.9U CN216054031U (en) | 2021-07-21 | 2021-07-21 | Photoelectric composite butterfly-shaped lead-in optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121666494.9U CN216054031U (en) | 2021-07-21 | 2021-07-21 | Photoelectric composite butterfly-shaped lead-in optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216054031U true CN216054031U (en) | 2022-03-15 |
Family
ID=80617849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121666494.9U Active CN216054031U (en) | 2021-07-21 | 2021-07-21 | Photoelectric composite butterfly-shaped lead-in optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216054031U (en) |
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2021
- 2021-07-21 CN CN202121666494.9U patent/CN216054031U/en active Active
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