CN216353450U - Coaxial photoelectric composite cable structure - Google Patents
Coaxial photoelectric composite cable structure Download PDFInfo
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- CN216353450U CN216353450U CN202121919630.0U CN202121919630U CN216353450U CN 216353450 U CN216353450 U CN 216353450U CN 202121919630 U CN202121919630 U CN 202121919630U CN 216353450 U CN216353450 U CN 216353450U
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Abstract
The utility model relates to the technical field of composite cables, in particular to a coaxial photoelectric composite cable structure which comprises an optical fiber, an optical unit insulating layer, a live wire, a zero wire, a filling layer, a cable outer sheath and a reinforcing piece. The utility model has the advantages that: simple structure is convenient for produce, and because not set up the metal reinforcing wire, but changes the reinforcement of non-metallic elastic material into, weight reduces greatly, the transportation of being convenient for, through setting up the filling layer, can not make optic fibre appear crooked or even deformation to ensure the stability of the light transmission performance of optic fibre, through setting up the reinforcement, increase the bending resistance nature of cable oversheath, avoid appearing optic fibre because of buckling the condition of damaging, thereby increase the life of cable.
Description
Technical Field
The utility model relates to the technical field of composite cables, in particular to a coaxial photoelectric composite cable structure.
Background
The photoelectric composite cable is suitable for being used as a transmission line in a broadband access network system, is a novel access mode, integrates optical fibers and transmission copper wires, can solve the problems of broadband access, equipment power consumption and signal transmission, and is suitable for insulating communication optical cables, traffic communication optical cable engineering, square optical cable engineering, overhead optical cable construction, power optical cable engineering, high-altitude optical cable construction and the like.
The photoelectric composite low-voltage cable (photoelectric composite cable for short) determines the complexity of the cable structure due to the diversity of functions, but the functions of the composite cable can be better realized and met as long as a reasonable structural design is provided, the manufacturing cost is reduced while the manufacturing standard is met, and the maximization of the benefit is realized. The structure of the composite cable is generally composed of two main parts, namely a cable core and a sheath, wherein the sheath comprises a sheath and an outer sheath, and the outer sheath can be present or absent as required.
The existing photoelectric composite cable has the following defects:
1. the existing photoelectric composite cable is generally provided with a polyethylene outer sheath on the outer surface, a power line, an optical fiber, a filling rope and a metal reinforcing wire are arranged in the cable, the power line, the optical fiber, the filling rope and the metal reinforcing wire are spirally wound around the metal reinforcing wire, the diameters of the cross sections of all parts are overlapped, so that the diameter of the photoelectric composite cable is increased, the size of the whole cable is large, the weight is heavy, and the transportation is inconvenient;
2. the existing photoelectric composite cable is difficult to recover after deformation, so that the optical fiber is bent or even deformed, the optical transmission performance is reduced, the bending resistance effect is poor, and the optical fiber is easy to damage.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a coaxial photoelectric composite cable structure.
The purpose of the utility model is realized by the following technical scheme: the utility model provides a coaxial photoelectric composite cable structure, includes optic fibre, light unit insulating layer, live wire, zero line, filling layer, cable oversheath and reinforcement, the surface of optic fibre is provided with the light unit insulating layer, the surface of light unit insulating layer is provided with live wire and zero line, the surface of live wire and zero line all is provided with the insulating layer, be provided with the filling layer between live wire and the zero line, the surface of filling layer is provided with the cable oversheath, the inside of cable oversheath is provided with the reinforcement.
Preferably, the color of the insulating layer on the outer surface of the live wire is different from the color of the insulating layer on the outer surface of the zero wire.
Through adopting above-mentioned technical scheme, be convenient for distinguish live wire and zero line, connect the mistake when avoiding the wiring.
Preferably, the live wire and the zero wire are both made of copper.
By adopting the technical scheme, the copper alloy has excellent mechanical property and low resistivity, and the copper is durable metal.
Preferably, the cable outer sheath is made of polyethylene.
By adopting the technical scheme, the electric insulation property of the polyethylene is excellent, and the polyethylene plays a role in insulation protection for cables.
Preferably, the cable outer sheath is internally provided with a double-faced plastic tape.
Through adopting above-mentioned technical scheme, wrap up optic fibre, light unit insulating layer, live wire, zero line and the filling layer of cable oversheath inside tightly, play the effect of fastening to optic fibre, light unit insulating layer, live wire, zero line and the filling layer of cable oversheath inside.
Preferably, the number of the reinforcing members is multiple, and the reinforcing members are uniformly distributed in the inner part of the cable outer sheath.
Through adopting above-mentioned technical scheme, increase the bending resistance nature of cable oversheath, avoid appearing optic fibre because of buckling the condition of damaging to increase the life of cable.
Preferably, the number of the reinforcing members is an odd number.
By adopting the technical scheme, the number of the reinforcing pieces is introduced.
Preferably, the live and neutral wires are helically wound around the outer surface of the light unit insulating layer.
By adopting the technical scheme, a specific connection mode between the live wire and the light unit insulating layer and between the zero wire and the light unit insulating layer is introduced.
Preferably, the material of the filling layer is POE plastic.
Through adopting above-mentioned technical scheme, POE plastics have the dual characteristic comprehensive properties of plastics and rubber excellent, and consequently POE can be regarded as the bridge product of plastics and rubber, and existing plastics's pliability has the elasticity of rubber again, can kick-back the recovery after deformation appears, can not make optic fibre appear crooked or even deformation to ensure the stability of the light transmission performance of optic fibre.
Preferably, the material of the reinforcing part is a non-metal elastic material.
Through adopting above-mentioned technical scheme, change the reinforcement of non-metallic elastic material with the metal reinforcing wire, weight reduces greatly, the transportation of being convenient for.
The utility model has the following advantages:
1. according to the coaxial photoelectric composite cable structure, the optical unit insulating layer is arranged on the outer surface of an optical fiber, the live wire and the zero line are arranged on the outer surface of the optical unit insulating layer and spirally wound on the outer surface of the optical unit insulating layer, the insulating layers are arranged on the outer surfaces of the live wire and the zero line, the filling layer is arranged between the live wire and the zero line, the outer surface of the filling layer is provided with the cable outer sheath, and the reinforcing piece is arranged inside the cable outer sheath;
2. this coaxial photoelectric composite cable structure, through setting up the filling layer, the material of filling layer is POE plastics, POE plastics have the dual characteristic comprehensive properties of plastics and rubber excellent, therefore POE can be regarded as the bridge product of plastics and rubber, there is the pliability of plastics and the elasticity of rubber again, can kick-back the recovery after appearing deformation, can not make optic fibre appear crooked deformation even, thereby ensure the stability of the light transmission performance of optic fibre, through setting up the reinforcement, increase the bending resistance of cable oversheath, avoid appearing optic fibre because of buckling the condition of damaging, thereby increase the life of cable.
Drawings
Fig. 1 is a schematic view of a split structure according to a first embodiment of the present invention;
FIG. 2 is a cross-sectional view of a first embodiment of the present invention;
FIG. 3 is a schematic view of a split structure according to a second embodiment of the present invention;
fig. 4 is a schematic structural diagram of a cross section of a second embodiment of the present invention.
In the figure: 1-optical fiber, 2-optical unit insulating layer, 3-live wire, 4-zero wire, 5-filling layer, 6-cable outer sheath and 7-reinforcing member.
Detailed Description
The utility model will be further described with reference to the accompanying drawings, but the scope of the utility model is not limited to the following.
As shown in fig. 1 and 2, a coaxial photoelectric composite cable structure, it includes optic fibre 1, light unit insulating layer 2, live wire 3, zero line 4, filling layer 5, cable oversheath 6 and reinforcement 7, the surface of optic fibre 1 is provided with light unit insulating layer 2, the surface of light unit insulating layer 2 is provided with live wire 3 and zero line 4, the surface of live wire 3 and zero line 4 all is provided with the insulating layer, be provided with filling layer 5 between live wire 3 and the zero line 4, the surface of filling layer 5 is provided with cable oversheath 6, the inside of cable oversheath 6 is provided with reinforcement 7, simple structure is convenient for produce, and because do not set up the metal reinforcing wire, but change into the reinforcement 7 of non-metal elastic material, weight reduces greatly, be convenient for transport.
As a preferred technical solution of the present invention, as shown in fig. 1 and 2, the color of the insulating layer on the outer surface of the live wire 3 is different from the color of the insulating layer on the outer surface of the zero wire 4, so that the live wire 3 and the zero wire 4 can be distinguished conveniently, and a wrong connection during wiring can be avoided.
As a preferred embodiment of the present invention, as shown in fig. 1 and 2, the material of the live wire 3 and the neutral wire 4 is copper.
As a preferred embodiment of the present invention, as shown in fig. 1 and 2, the cable sheath 6 is made of polyethylene.
As a preferred technical solution of the present invention, as shown in fig. 1 and 2, a double-sided plastic tape is disposed inside the cable outer sheath 6.
As a preferred technical solution of the present invention, as shown in fig. 1 and 2, the number of the reinforcing members 7 is plural, and the reinforcing members 7 are uniformly distributed inside the cable outer sheath 6, so that the bending resistance of the cable outer sheath 6 is increased by providing the reinforcing members 7, thereby preventing the optical fiber 1 from being damaged due to bending, and increasing the service life of the cable.
As a preferred embodiment of the present invention, as shown in fig. 1 and 2, the number of the reinforcing members 7 is an odd number.
As a preferred embodiment of the present invention, as shown in fig. 1 and 2, the live wire 3 and the neutral wire 4 are spirally wound around the outer surface of the light unit insulating layer 2.
As a preferred technical solution of the present invention, as shown in fig. 1 and 2, the material of the filling layer 5 is POE plastic, and the POE plastic has dual characteristics of plastic and rubber, and the comprehensive performance is excellent, so that POE can be regarded as a bridge product of plastic and rubber, and has flexibility of plastic and elasticity of rubber, and can rebound and recover after deformation, so that the optical fiber 1 is not bent or even deformed, thereby ensuring stability of the optical transmission performance of the optical fiber 1.
As a preferred embodiment of the present invention, as shown in fig. 1 and 2, the material of the reinforcement 7 is a non-metallic elastic material.
The first embodiment is as follows: as shown in fig. 1 and 2, the surface of optic fibre 1 is provided with light unit insulating layer 2, the surface of light unit insulating layer 2 is provided with live wire 3 and zero line 4, live wire 3 and zero line 4 spiral coils at the surface of light unit insulating layer 2, the surface of live wire 3 and zero line 4 all is provided with the insulating layer, be provided with filling layer 5 between live wire 3 and the zero line 4, the surface of filling layer 5 is provided with cable oversheath 6, the inside of cable oversheath 6 is provided with reinforcement 7, simple structure is convenient for produce, and because the metal reinforcing wire does not set up, but change nonmetal elastic material's reinforcement 7 into, weight reduces greatly, and the transportation of being convenient for.
Example two: as shown in fig. 3 and 4, the surface of optic fibre 1 is provided with light unit insulating layer 2, the both sides of light unit insulating layer 2 are provided with live wire 3 and zero line 4 respectively, the surface of live wire 3 and zero line 4 all is provided with the insulating layer, light unit insulating layer 2, live wire 3, the surface of zero line 4 is provided with filling layer 5, the both sides of the inside of filling layer 5 are provided with the elastic strip, the surface of filling layer 5 is provided with cable oversheath 6, the inside of cable oversheath 6 is provided with reinforcement 7, the quantity of reinforcement 7 is a plurality of and the quantity of reinforcement 7 is the even number, the elastic strip is avoided the cable to control and is buckled, reinforcement 7 is avoided the cable to buckle from top to bottom, avoid the condition that optic fibre 1 damaged because of buckling, thereby increase the life of cable.
In summary, the application has the following advantages: the optical fiber is characterized in that an optical unit insulating layer 2 is arranged on the outer surface of an optical fiber 1, a live wire 3 and a zero wire 4 are arranged on the outer surface of the optical unit insulating layer 2, the live wire 3 and the zero wire 4 are spirally wound on the outer surface of the optical unit insulating layer 2, insulating layers are arranged on the outer surfaces of the live wire 3 and the zero wire 4, a filling layer 5 is arranged between the live wire 3 and the zero wire 4, a cable outer sheath 6 is arranged on the outer surface of the filling layer 5, a reinforcing part 7 is arranged inside the cable outer sheath 6, the structure is simple, the production is convenient, and the reinforcing part 7 made of nonmetal elastic material is changed into the reinforcing part without a metal reinforcing wire, so that the weight is greatly reduced, and the transportation is convenient; through setting up filling layer 5, the material of filling layer 5 is POE plastics, POE plastics have the dual characteristic comprehensive properties of plastics and rubber excellent, therefore POE can be regarded as the bridge product of plastics and rubber, there is the pliability of plastics and the elasticity of rubber again, can kick-back the recovery after deformation appears, can not make optic fibre 1 appear crooked deformation even, thereby ensure the stability of the light transmission performance of optic fibre 1, through setting up reinforcement 7, increase the bending resistance of cable oversheath 6, avoid appearing optic fibre 1 because of the condition of buckling and damaging, thereby increase the life of cable.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a coaxial photoelectricity composite cable structure which characterized in that: including optic fibre (1), light unit insulating layer (2), live wire (3), zero line (4), filling layer (5), cable oversheath (6) and reinforcement (7), the surface of optic fibre (1) is provided with light unit insulating layer (2), the surface of light unit insulating layer (2) is provided with live wire (3) and zero line (4), the surface of live wire (3) and zero line (4) all is provided with the insulating layer, be provided with filling layer (5) between live wire (3) and zero line (4), the surface of filling layer (5) is provided with cable oversheath (6), the inside of cable oversheath (6) is provided with reinforcement (7).
2. The coaxial optical-electrical composite cable structure of claim 1, wherein: the color of the insulating layer on the outer surface of the live wire (3) is different from that of the insulating layer on the outer surface of the zero wire (4).
3. The coaxial optical-electrical composite cable structure of claim 1, wherein: the live wire (3) and the zero wire (4) are both made of copper.
4. The coaxial optical-electrical composite cable structure of claim 1, wherein: the cable outer sheath (6) is made of polyethylene.
5. The coaxial optical-electrical composite cable structure of claim 1, wherein: the cable outer sheath (6) is internally provided with a double-faced plastic cable belt.
6. The coaxial optical-electrical composite cable structure of claim 1, wherein: the number of the reinforcing parts (7) is multiple, and the reinforcing parts are uniformly distributed in the cable outer sheath (6).
7. The coaxial optical-electrical composite cable structure of claim 1, wherein: the number of the reinforcing members (7) is odd.
8. The coaxial optical-electrical composite cable structure of claim 1, wherein: and the live wire (3) and the zero wire (4) are spirally wound on the outer surface of the light unit insulating layer (2).
9. The coaxial optical-electrical composite cable structure of claim 1, wherein: the material of the filling layer (5) is POE plastic.
10. The coaxial optical-electrical composite cable structure of claim 1, wherein: the reinforcing piece (7) is made of a non-metal elastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121919630.0U CN216353450U (en) | 2021-08-17 | 2021-08-17 | Coaxial photoelectric composite cable structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121919630.0U CN216353450U (en) | 2021-08-17 | 2021-08-17 | Coaxial photoelectric composite cable structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216353450U true CN216353450U (en) | 2022-04-19 |
Family
ID=81168598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121919630.0U Expired - Fee Related CN216353450U (en) | 2021-08-17 | 2021-08-17 | Coaxial photoelectric composite cable structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216353450U (en) |
-
2021
- 2021-08-17 CN CN202121919630.0U patent/CN216353450U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| 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: 20220419 |