CN219553282U - Compressive photoelectric composite cable - Google Patents

Abstract

The utility model discloses a compression-resistant photoelectric composite cable which comprises a cable, an optical fiber, a compression-resistant component and a compression-resistant rubber layer, wherein the compression-resistant component consists of a solid aluminum alloy wire and a V-shaped compression-resistant frame, the tip end of the V-shaped compression-resistant frame is arranged on the surface of the solid aluminum alloy wire, and the optical fiber is arranged in an opening of the V-shaped compression-resistant frame. The compression-resistant photoelectric composite cable integrates the optical fiber and the power transmission aluminum alloy wire, can solve the problems of equipment broadband and electric signal transmission at the same time, avoids repeated laying of the optical fiber wire and the electric power line, provides good compression resistance for the cable due to the arrangement of the compression-resistant component and the compression-resistant rubber layer in the cable, has excellent bending performance, is convenient to construct and has a wide application range.

Description

Compressive photoelectric composite cable

Technical Field

The utility model belongs to the technical field of wires and cables, and particularly relates to a compression-resistant photoelectric composite cable.

Background

The photoelectric composite cable can realize the effect of simultaneously transmitting optical signal information and electric energy, integrates optical fibers and electric transmission aluminum wires, can solve the problems of broadband access, equipment power consumption and signal transmission, can not generate mutual interference phenomenon of optical signals and electric energy transmission in the transmission process, not only can keep the characteristics of common optical fiber cables, but also can meet the related standards of low-voltage electric transmission cables. The device is used for power supply in urban underground power grids, power station leading-out lines and industrial and mining enterprises and power transmission lines under sea water passing through the river. In the case of different environments, the cable must have requirements to withstand harsh environments, such as: anti-extrusion, heat-resistant, waterproof, anti-corrosion and the like, and the conventional photoelectric composite cable is easy to damage under the condition of extrusion in the use process, so that a series of safety problems are caused.

Accordingly, the present utility model provides a compressive photoelectric composite cable to solve the above-mentioned problems in the prior art.

Disclosure of Invention

The utility model aims to provide a compression-resistant photoelectric composite cable which can realize simultaneous transmission of electric signals and optical signals and has high compression resistance.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a resistance to compression photoelectric composite cable, includes cable and optic fibre, its characterized in that still includes resistance to compression subassembly, band layer and resistance to compression rubber layer, resistance to compression subassembly comprises solid aluminum alloy wire and V-arrangement resistance to compression frame, solid aluminum alloy wire surface is arranged in to the pointed end of V-arrangement resistance to compression frame, optic fibre sets up in V-arrangement resistance to compression frame opening, resistance to compression rubber layer thickness is 0.5mm ~ 1.2mm.

According to one of the technical schemes of the compression-resistant photoelectric composite cable, the compression-resistant photoelectric composite cable at least has the following beneficial effects:

when the cable is extruded by external force, the compression-resistant component in the cable can provide supporting force, the V-shaped compression-resistant frame is arranged on the surface of the solid aluminum alloy wire, and a stress bearing point can be provided for the V-shaped compression-resistant frame when the cable is pressed, so that the cable and the optical fiber in the cable are protected, and meanwhile, the optical fiber is arranged at the inner side of the opening of the V-shaped compression-resistant frame, so that the optical fiber can be better protected from being extruded and influenced. The cable is also provided with the compression-resistant rubber layer which can buffer the compression-resistant assembly, and can provide certain supporting force to play a role in compression resistance when the cable is subjected to pressure.

As still further aspects of the utility model: the belting layer wraps the cable and the compression-resistant assembly.

The belting layer plays a role in preliminary protection on the cable and the compression-resistant component.

As still further aspects of the utility model: and filling ropes are arranged between the cable, the compression-resistant component and the belting layer.

The main function of the cable filling rope is to keep the cable round, improve the roundness of the cable finished product, and meanwhile, the filling rope can improve the bending performance of the cable and play a certain buffering role on external pressure.

As still further aspects of the utility model: the cable is sequentially provided with an aluminum alloy conductor and a crosslinked polyethylene inner layer from inside to outside.

As still further aspects of the utility model: and a polyethylene layer is arranged outside the compression-resistant rubber layer.

As still further aspects of the utility model: an armor layer is arranged outside the polyethylene layer.

As still further aspects of the utility model: and a crosslinked polyethylene outer layer is arranged outside the armor layer.

Compared with the prior art, the utility model has the beneficial effects that:

the compression-resistant photoelectric composite cable integrates the optical fiber and the power transmission aluminum alloy wire, can solve the problems of equipment broadband and electric signal transmission at the same time, avoids repeated laying of the optical fiber wire and the electric power line, provides good compression resistance for the cable by arranging the compression-resistant component and the compression-resistant rubber layer in the cable, has excellent bending performance, is convenient to construct and has a wide application range.

Drawings

The present utility model is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.

Fig. 1 is a schematic structural diagram of a compressive photoelectric composite cable according to an embodiment of the present utility model.

Reference numerals illustrate: 100. a cable; 101. an optical fiber; 102. a solid aluminum alloy wire; 103. v-shaped compression-resistant frame; 104. a filling rope; 105. an inner layer of crosslinked polyethylene; 106. an aluminum alloy conductor; 107. a tape layer; 108. a compression-resistant rubber layer; 109. a polyethylene layer; 110. an armor layer; 111. an outer layer of crosslinked polyethylene.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the particular embodiments described herein are illustrative only and are not intended to limit the utility model, i.e., the embodiments described are merely some, but not all, of the embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present utility model.

The embodiment provides a compression-resistant photoelectric composite cable.

As shown in fig. 1, the compressive photoelectric composite cable provided by the embodiment of the utility model comprises three cables 100 and three optical fibers 101, and further comprises a compressive component, a wrapping layer (107) and a compressive rubber layer 108, wherein the compressive component consists of solid aluminum alloy wires 102 and V-shaped compressive racks 103, the tip part of each V-shaped compressive rack 103 faces to the solid aluminum alloy wires 102, the solid aluminum alloy wires 102 are arranged at the central position of the compressive photoelectric composite cable, when the cable is compressed, the solid aluminum alloy wires 102 provide an impetus for the V-shaped compressive racks 103, meanwhile, the compressive capacity of the V-shaped structure is stronger, the thickness of the compressive rubber layer 108 is 0.8mm, the compressive rubber layer 108 plays a role of buffering the compressive component, meanwhile, the cable can also provide a certain supporting force when being stressed, plays a compressive property, the optical fiber is compressed easily to cause the problem of optical signal transmission, therefore, the optical fiber 101 is arranged in the opening of the V-shaped compression-resistant frame 103, the optical fiber has a good compression-resistant protection effect, the cable 100 and the compression-resistant component are wrapped by the wrapping band layer 107, the wrapping band layer 107 is made of polypropylene, gaps among the cable 100, the compression-resistant component and the wrapping band layer 107 are filled with the filling rope 104, the roundness of the cable can be improved, meanwhile, the bending performance of the cable is improved, a certain buffer effect is achieved by external compression, the matrix of the cable 100 is an aluminum alloy conductor 106, the outer surface of the aluminum alloy conductor 106 is wrapped with crosslinked polyethylene to form the crosslinked polyethylene inner layer 105, the crosslinked polyethylene is used as an insulating material, the outer surface of the compression-resistant rubber layer 108 is wrapped with polyethylene to form the polyethylene layer (109), the outer surface of the polyethylene layer 109 is provided with the steel band as the armor layer 110, the outer surface of the armor layer 110 is provided with the crosslinked polyethylene layer 111, the cable is initially protected, and finally the compression-resistant photoelectric composite cable is formed.

In the embodiment of the utility model, the compression-resistant photoelectric composite cable is provided with a plurality of transmission technologies, the product has wide application range, secondary wiring is avoided, the cost is saved, and the compression-resistant photoelectric composite cable has excellent bending performance and good lateral pressure resistance and is convenient to construct.

The utility model is limited only by the claims and the full scope and equivalents thereof, and furthermore, the terms "first", "second", and "third" are used for descriptive purposes only and are not to be interpreted as indicating or implying a relative importance or an implicit indication of the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The foregoing is merely illustrative of the structures of this utility model and various modifications, additions and substitutions for those skilled in the art can be made to the described embodiments without departing from the scope of the utility model or from the scope of the utility model as defined in the accompanying claims.

Claims (7)

1. The utility model provides a resistance to compression photoelectric composite cable, includes cable (100) and optic fibre (101), its characterized in that still includes resistance to compression subassembly, band layer (107) and resistance to compression rubber layer (108), resistance to compression subassembly comprises solid aluminum alloy wire (102) and V-arrangement resistance to compression frame (103), solid aluminum alloy wire (102) surface is arranged in to the pointed end of V-arrangement resistance to compression frame (103), optic fibre (101) set up in V-arrangement resistance to compression frame (103) opening, resistance to compression rubber layer (108) thickness is 0.5mm ~ 1.2mm.

2. The compression resistant photoelectric composite cable according to claim 1, wherein the tape layer (107) encapsulates the cable (100) and compression resistant assembly.

3. The compression-resistant photoelectric composite cable according to claim 1, wherein the cable (100), compression-resistant component and belting layer (107) are provided with filler ropes (104) in gaps.

4. The compression-resistant photoelectric composite cable according to claim 1, wherein the cable (100) is an aluminum alloy conductor (106) and a crosslinked polyethylene inner layer (105) in order from inside to outside.

5. The compression-resistant photoelectric composite cable according to claim 1, characterized in that a polyethylene layer (109) is provided outside the compression-resistant rubber layer (108).

6. The compression resistant photoelectric composite cable according to claim 5, wherein an armor layer (110) is provided outside the polyethylene layer (109).

7. The compression resistant photoelectric composite cable according to claim 6, wherein the armor layer (110) is externally provided with a crosslinked polyethylene outer layer (111).