CN205508509U - Mixed cable of coaxial electric haplotype photoelectricity of aluminium core - Google Patents

Abstract

The utility model belongs to the technical field of wire and cable, especially, relate to mixed cable of coaxial electric haplotype photoelectricity of aluminium core, it is by the cable core, with overlapping's mode cladding shielding layer (12) outside the cable core, in order forming oversheath (13) of mode extrusion molding cladding outside the shielding layer of partly pushing technology, has between the outer clearance of cable core and the shielding layer and tears rope (11), includes optical cable unit and power cable unit in the cable core, its characterized in that, cable core by the inlayer unit and the outer unit outside being located the inlayer unit constitute. The utility model discloses it is excellent to have anti -corrosion performance, and light in weight, price are low, creep resistance properties is good, and the nos relaxation phenomena of the department of continuing, shielding property height, lightning protection hit that the performance is excellent, bending property good, useful technological effects such as power supply of the same kind can be realized to single coaxial power cord during low temperature.

Description

Aluminum core coaxial electrical haplotype photoelectric mixed cable

Technical field

This utility model belongs to technical field of electric wires and cables, especially relates to aluminum core coaxial electrical haplotype photoelectric mixed cable.

Background technology

Along with developing rapidly of the communications industry, optical cable, optoelectronic composite cable, the usage amount of photoelectric mixed cable increase day by day, mesh Conductor in the photoelectric mixed cable of front use mainly uses copper conductor and aluminium conductor, and it is poor that copper conductor has corrosion resistance, weight The features such as weight, price；Aluminium conductor is owing to having bigger elongation percentage, therefore creep-resistant property is poor, cannot avoid when low temperature Continue and locate lax problem；Current photoelectric mixed cable cannot compatible high shielding properties, excellent anti-lightning strike performance, low weight, High bending property；And in current photoelectric mixed cable, it is provided that during supply of electric power, a road power supply needs to provide two wiring, phase Work as trouble, have impact on efficiency of construction.

Summary of the invention

In order to solve the problems referred to above, the purpose of this utility model is to disclose aluminum core coaxial electrical haplotype photoelectric mixed cable, it Realize by the following technical solutions.

In this utility model the first embodiment, aluminum core coaxial electrical haplotype photoelectric mixed cable, it is by cable core, with overlap Screen layer 12 that wrapped mode is coated on outside cable core, outer outside extrusion molding is coated on screen layer in the way of half extrusion process protect Set 13 composition, there is between external series gap and the screen layer of cable core tear rope 11, cable core includes optical cable unit and power line Unit；It is characterized in that, cable core is made up of interior layer unit and the outer layer unit outside being positioned at layer unit；Described interior layer unit by Four power line unit form around reinforcement 9, have interior packing 10, Mei Ge electricity in the external series gap of adjacent power line unit Insulating barrier 5 that source line unit by inner wire 4, is coated on outside inner wire, it is positioned at the outer conductor 6 outside insulating barrier, is coated on outer leading The inner sheath 8 that insulating tape 7 outside body and extrusion molding are coated on outside insulating tape is constituted, the cross-sectional area phase of inner wire and outer conductor Identical Deng, material, the material of inner wire is five eka-aluminum core flexible conductors, and outer conductor is by the first outer conductor layer 61 being affixed with insulating barrier And be positioned at the second outer conductor layer 62 outside the first outer conductor layer and constitute；Described outer layer unit is by five power line unit and three The outer packing 2 of optical cable unit 1, three and one are made up of the stranded ground wire 3 formed of aluminium alloy, and the cross-sectional area of ground wire is led with interior The cross-sectional area of body is equal, in three outer packings, less outer packing be placed on two bigger outer packings it Between and against interior layer unit, ground wire be positioned at three outer packings, screen layer formed gap in；Each optical cable unit is tight by many The cable jacket 104 that unjacketed optical fiber, the protective layer 103 enveloped by many tight sleeve optic cables, extrusion molding are coated on outside protective layer forms, Every tight tube fiber is made up of optical fibers 101 and the tight sleeve layer 102 outside being coated on optical fibers.

Aluminum core coaxial electrical haplotype photoelectric mixed cable, it is by cable core, is coated on outside cable core in the way of overlap is wrapped Screen layer 12, oversheath 13 composition outside extrusion molding is coated on screen layer in the way of half extrusion process, the external series gap of cable core And there is between screen layer tear rope 11, cable core includes optical cable unit and power line unit；It is characterized in that, cable core is by interior Layer unit and the outer layer unit outside being positioned at layer unit are constituted；Described interior layer unit by four power line unit around reinforcement 9 compositions, insulating barrier 5 that each power line unit by inner wire 4, is coated on outside inner wire, are positioned at the outer conductor outside insulating barrier 6, it is coated on the insulating tape 7 outside outer conductor and inner sheath 8 that extrusion molding is coated on outside insulating tape is constituted, inner wire and outer conductor Cross-sectional area is equal, material is identical, and the material of inner wire is five eka-aluminum core flexible conductors, outer conductor by with insulating barrier be affixed first Outer conductor layer 61 and the second outer conductor layer 62 outside being positioned at the first outer conductor layer are constituted；Described outer layer unit is by five power lines Unit and 1, three outer packings 2 of three optical cable units and one are made up of the stranded ground wire 3 formed of aluminium alloy, ground wire transversal Area is equal with the cross-sectional area of inner wire, in three outer packings, less outer packing be placed on two bigger In the gap that between outer packing and against interior layer unit, ground wire is positioned at three outer packings, screen layer is formed；Each optical cable list The optical cable that the protective layer 103 that by many tight tube fibers, enveloped by many tight sleeve optic cables of unit, extrusion molding are coated on outside protective layer protects Set 104 composition, every tight tube fiber is made up of optical fibers 101 and the tight sleeve layer 102 outside being coated on optical fibers.

In this utility model the second embodiment, aluminum core coaxial electrical haplotype photoelectric mixed cable, it is by cable core, with overlap Screen layer 12 that wrapped mode is coated on outside cable core, outer outside extrusion molding is coated on screen layer in the way of half extrusion process protect Set 13 composition, cable core includes optical cable unit and power line unit；It is characterized in that, cable core is by interior layer unit and is positioned at Outer layer unit outside layer unit is constituted；Described interior layer unit is made up of around reinforcement 9 four power line unit, adjacent electricity Having interior packing 10 in the external series gap of source line unit, each power line unit is by inner wire 4, the insulation that is coated on outside inner wire Layer 5, it is positioned at the outer conductor 6 outside insulating barrier, is coated on the insulating tape 7 outside outer conductor and extrusion molding is coated on outside insulating tape Sheath 8 is constituted, and inner wire is equal with the cross-sectional area of outer conductor, material is identical, and the material of inner wire is five eka-aluminum core flexible conductors, Outer conductor is by the first outer conductor layer 61 being affixed with insulating barrier and the second outer conductor layer 62 structure outside being positioned at the first outer conductor layer Become；Described outer layer unit is twisted by aluminium alloy by five power line unit and 1, three outer packings 2 of three optical cable units and one Closing the ground wire 3 formed to form, the cross-sectional area of ground wire is equal with the cross-sectional area of inner wire, and in three outer packings, one relatively Little outer packing is placed between two bigger outer packings and against interior layer unit, ground wire be positioned at three outer packings, In the gap that screen layer is formed；Each optical cable unit is by many tight tube fibers, the protective layer that enveloped by many tight sleeve optic cables 103, the cable jacket 104 outside extrusion molding is coated on protective layer forms, and every tight tube fiber by optical fibers 101 and is coated on light Lead the tight sleeve layer 102 outside fiber to constitute.

Aluminum core coaxial electrical haplotype photoelectric mixed cable, it is by cable core, is coated on outside cable core in the way of overlap is wrapped Screen layer 12, oversheath 13 composition outside extrusion molding is coated on screen layer in the way of half extrusion process, include in cable core Optical cable unit and power line unit；It is characterized in that, cable core is by interior layer unit and the outer layer unit structure outside being positioned at layer unit Become；Described interior layer unit is made up of around reinforcement 9 four power line unit, each power line unit by inner wire 4, be coated on Insulating barrier 5 outside inner wire, it is positioned at the outer conductor 6 outside insulating barrier, is coated on the insulating tape 7 outside outer conductor and extrusion molding cladding Inner sheath 8 outside insulating tape is constituted, and inner wire is equal with the cross-sectional area of outer conductor, material is identical, and the material of inner wire is Five eka-aluminum core flexible conductors, outer conductor by the first outer conductor layer 61 being affixed with insulating barrier and outside being positioned at the first outer conductor layer Two outer conductor layer 62 are constituted；Described outer layer unit by five power line unit and 1, three outer packings 2 of three optical cable units and One is made up of the stranded ground wire 3 formed of aluminium alloy, and the cross-sectional area of ground wire is equal with the cross-sectional area of inner wire, fills out outside three Filling in bar, a less outer packing is placed between two bigger outer packings and against interior layer unit, and ground wire is positioned at In the gap that three outer packings, screen layer are formed；Each optical cable unit is by many tight tube fibers, by many tight sleeve optic cable claddings The cable jacket 104 that protective layer 103 firmly, extrusion molding are coated on outside protective layer forms, and every tight tube fiber is by optical fibers 101 And be coated on the tight sleeve layer 102 outside optical fibers and constitute.

It is excellent that this utility model has corrosion resistance, lightweight, price is low, creep-resistant property good, and continue during low temperature place's nothing Relaxation, shielding properties performance high, anti-lightning strike is excellent, good bending property, single coaxial power line can realize a road and power Advantageous Effects.

Accompanying drawing explanation

Fig. 1 is the cross-sectional structure schematic diagram of this utility model embodiment 1.

Fig. 2 is the cross-sectional structure schematic diagram of the amplification of the optical cable unit in embodiment 1.

Fig. 3 is the cross-sectional structure schematic diagram of the amplification of the power line unit in embodiment 1.

Fig. 4 is the cross-sectional structure schematic diagram of this utility model embodiment 2.

Detailed description of the invention

In order to make those skilled in the art can understand the application more accurately, below in conjunction with the accompanying drawings detailed description of the invention is made Describing in detail, the label implication in figure is as follows: 1 optical cable unit, 2 outer packings, 3 ground wires, 4 inner wires, 5 insulation Layer, 6 outer conductors, 7 insulating tapes, 8 inner sheaths, 9 reinforcements, packing, 11 tear ropes, 12 shieldings in 10 Layer, 13 oversheaths, 101 optical fiberss, 102 tight sleeve layers, 103 protective layers, 104 cable jackets, outside 61 first Conductor layer, 62 second outer conductor layer.

Embodiment 1

Ask for an interview Fig. 1 to Fig. 3, aluminum core coaxial electrical haplotype photoelectric mixed cable, it be by cable core, in the way of overlap is wrapped bag Overlay on the screen layer 12 outside cable core, oversheath 13 composition outside extrusion molding is coated on screen layer in the way of half extrusion process, There is between external series gap and the screen layer of cable core tear rope 11, cable core includes optical cable unit and power line unit；Its feature Being, cable core is made up of interior layer unit and the outer layer unit outside being positioned at layer unit；Described interior layer unit is by four power lines Unit forms around reinforcement 9, has interior packing 10 in the external series gap of adjacent power line unit, each power line unit by Inner wire 4, the insulating barrier 5 being coated on outside inner wire, be positioned at the outer conductor 6 outside insulating barrier, be coated on outside outer conductor exhausted The inner sheath 8 that marginal zone 7 and extrusion molding are coated on outside insulating tape is constituted, and inner wire is equal with the cross-sectional area of outer conductor, material is identical, The material of inner wire is five eka-aluminum core flexible conductors, and outer conductor is by the first outer conductor layer 61 being affixed with insulating barrier and is positioned at outside first The second outer conductor layer 62 outside conductor layer is constituted；Described outer layer unit is by five power line unit and three optical cable units 1, three Individual outer packing 2 and one are made up of the stranded ground wire 3 formed of aluminium alloy, the cross-sectional area of ground wire and the cross-sectional area of inner wire Equal, in three outer packings, a less outer packing is placed between two bigger outer packings and against internal layer Unit, in the gap that ground wire is positioned at three outer packings, screen layer is formed；Each optical cable unit by many tight tube fibers, will be many The cable jacket 104 that protective layer 103 that root tight sleeve optic cable envelopes, extrusion molding are coated on outside protective layer forms, every tight set light Fine it is made up of optical fibers 101 and the tight sleeve layer 102 outside being coated on optical fibers.

Embodiment 2

Ask for an interview Fig. 4, and referring to figs. 1 to Fig. 3, aluminum core coaxial electrical haplotype photoelectric mixed cable, it be by cable core, with overlap around The screen layer 12 that the mode of bag is coated on outside cable core, the oversheath outside extrusion molding is coated on screen layer in the way of half extrusion process 13 compositions, cable core includes optical cable unit and power line unit；It is characterized in that, cable core is by interior layer unit and is positioned at internal layer Outer layer unit outside unit is constituted；Described interior layer unit is made up of around reinforcement 9 four power line unit, adjacent power supply Having interior packing 10 in the external series gap of line unit, each power line unit is by inner wire 4, the insulating barrier that is coated on outside inner wire 5, it is positioned at the outer conductor 6 outside insulating barrier, is coated on the insulating tape 7 outside outer conductor and extrusion molding is coated on outside insulating tape and protects Set 8 composition, inner wire is equal with the cross-sectional area of outer conductor, material is identical, and the material of inner wire is five eka-aluminum core flexible conductors, outward Conductor is made up of the first outer conductor layer 61 being affixed with insulating barrier and the second outer conductor layer 62 outside being positioned at the first outer conductor layer； Described outer layer unit by five power line unit and 1, three outer packings 2 of three optical cable units and one by the stranded shape of aluminium alloy The ground wire 3 become forms, and the cross-sectional area of ground wire is equal with the cross-sectional area of inner wire, and in three outer packings, one less Outer packing is placed between two bigger outer packings and against interior layer unit, and ground wire is positioned at three outer packings, shieldings In the gap that layer is formed；Protective layer 103 that many tight sleeve optic cables by many tight tube fibers, are enveloped by each optical cable unit, squeeze Moulding and be coated on the cable jacket 104 outside protective layer and form, every tight tube fiber by optical fibers 101 and is coated on optical fibers Outside tight sleeve layer 102 constitute.

Aluminum core coaxial electrical haplotype photoelectric mixed cable described in any of the above-described embodiment, it is characterised in that described reinforcement The material of part is fiberglass-reinforced plastic lever.

Aluminum core coaxial electrical haplotype photoelectric mixed cable described in any of the above-described embodiment, it is characterised in that described insulation The material of layer is cross-linked polyolefin or medium density polyethylene or high density polyethylene (HDPE).

Aluminum core coaxial electrical haplotype photoelectric mixed cable described in any of the above-described embodiment, it is characterised in that described photoconduction Fiber is G.657A2 type.

Aluminum core coaxial electrical haplotype photoelectric mixed cable described in any of the above-described embodiment, it is characterised in that described tight set The quantity of optical fiber is 2 12.

Aluminum core coaxial electrical haplotype photoelectric mixed cable described in any of the above-described embodiment, it is characterised in that described tight set The material of layer is polrvinyl chloride or nylon or politef.

Aluminum core coaxial electrical haplotype photoelectric mixed cable described in any of the above-described embodiment, it is characterised in that described optical cable The material of sheath is low smoke halogen-free flame-retardant polyolefin.

Aluminum core coaxial electrical haplotype photoelectric mixed cable described in any of the above-described embodiment, it is characterised in that described protection The material of layer is aramid yarn.

Aluminum core coaxial electrical haplotype photoelectric mixed cable described in any of the above-described embodiment, it is characterised in that protect in described The material of set is low smoke halogen-free flame-retardant polyolefin or polrvinyl chloride.

Aluminum core coaxial electrical haplotype photoelectric mixed cable described in any of the above-described embodiment, it is characterised in that protect outside described The material of set is low smoke halogen-free flame-retardant polyolefin or polrvinyl chloride.

Aluminum core coaxial electrical haplotype photoelectric mixed cable described in any of the above-described embodiment, it is characterised in that described shielding The material of layer is double-sided aluminum foil.

Aluminum core coaxial electrical haplotype photoelectric mixed cable described in any of the above-described embodiment, it is characterised in that fill out in described The material filling bar is polypropylene.

Aluminum core coaxial electrical haplotype photoelectric mixed cable described in any of the above-described embodiment, it is characterised in that fill out outside described The material filling bar is polypropylene or polyethylene.

Aluminum core coaxial electrical haplotype photoelectric mixed cable described in any of the above-described embodiment, it is characterised in that described insulation The material of band is mica tape or non-woven fabrics.

Aluminum core coaxial electrical haplotype photoelectric mixed cable described in any of the above-described embodiment, it is characterised in that lead outside described Body is not limited to two layers, it is also possible to be one layer or other multilamellar.

Aluminum core coaxial electrical haplotype photoelectric mixed cable described in any of the above-described embodiment, it is characterised in that fill out in described Fill bar can omit.

Aluminum core coaxial electrical haplotype photoelectric mixed cable described in any of the above-described embodiment, it is characterised in that fill out outside described Fill bar can omit.

Aluminum core coaxial electrical haplotype photoelectric mixed cable described in any of the above-described embodiment, it is characterised in that any two Optical cable unit is not the most adjacent.

In this utility model, power line unit is owing to using inner and outer conductor structure, therefore defines shaft power source line unit； Reinforcement is fiberglass reinforced plastics (also known as FRP), is nonmetallic due to it and has certain tensile strength, therefore not only Meet the tensile strength requirement of photoelectric mixed cable, it is possible to eliminate the interference of electromagnetic field；In inside and outside packing is partly in order to make Layer unit, outer layer unit and cable core more rounding, it is simple to stranding, certainly, the setting of outer packing, isolate ground wire, made ground wire more Safety；Optical fibers is G.657A2 type, and it is the insensitive optical fiber of bending loss, not only good bending property and also with common the most G.652 Optical fiber is compatible, can widen the scope that optical cable uses；

Power line uses five eka-aluminum core flexible conductors, and for comparing copper cable, the cable of this conductor structure has more preferable softness The installation in the narrow or curved space of property and lower resilience, beneficially cable；And the thermal coefficient of expansion of aluminium alloy conductor Suitable with copper conductor, but corrosion resistance is substantially better than copper conductor, has both ensured the connection reliability of cable system, has also improved cable The safety of life-time service.It addition, compare copper cable, aluminium alloy conductor price is lower, thus cable produce, laid down cost the most significantly under Fall；And aluminium alloy conductor weight is lighter, the more conducively vertical run of cable and the safety of use.Compare pure aluminium cable, aluminum The creep-resistant property of alloy conductor promotes 300%, it is to avoid the connection relaxation problem that aluminium conductor causes because of cold flow or creep；This reality In novel, a shaft power source line unit just can form an independent power supply transmitting loop, instead of traditional need two Power line can constitute the feature of an electric power loop, and the production for multiple-unit cable can reduce production cost, the most also profit Resolution in time mixing cable unit and make, reduces cable laying operation expense；The cable core of photoelectric mixed cable can use cage to twist formula stranding, profit Stable in cable core structure, meet performance requirement；Use double-sided aluminum foil wrapped as screen layer outside cable core, and cable core and shielding interlayer Place and the inner wire stranded ground wire of prismatic aluminium alloy, there is good shield effectiveness.

This utility model can be used in 4G/5G base station signal transmission system, can be to provide electric power from baseband processing unit BBU Supply, provides fiber-optic signal for wireless radio remote unit RRU simultaneously.

This utility model is not limited to above-mentioned preferred forms, it will be appreciated that design of the present utility model can be by it His various forms is implemented to use, and they also fall within protection domain of the present utility model.

Claims (10)

1. aluminum core coaxial electrical haplotype photoelectric mixed cable, it be by cable core, in the way of overlap is wrapped the screen that is coated on outside cable core Cover layer (12), oversheath (13) outside extrusion molding is coated on screen layer in the way of half extrusion process forms, the outer room of cable core There is between gap and screen layer tear rope (11), cable core includes optical cable unit and power line unit；It is characterized in that, cable core It is made up of interior layer unit and the outer layer unit outside being positioned at layer unit；Described interior layer unit by four power line unit around adding Strong part (9) composition, has interior packing (10) in the external series gap of adjacent power line unit, each power line unit is by inner wire (4) insulating barrier (5) that, is coated on outside inner wire, be positioned at the outer conductor (6) outside insulating barrier, be coated on outside outer conductor exhausted The inner sheath (8) that marginal zone (7) and extrusion molding are coated on outside insulating tape is constituted, and inner wire is equal with the cross-sectional area of outer conductor, material Identical, the material of inner wire is five eka-aluminum core flexible conductors, and outer conductor is by the first outer conductor layer (61) being affixed with insulating barrier and position The second outer conductor layer (62) outside the first outer conductor layer is constituted；Described outer layer unit is by five power line unit and three light Cable unit (1), three outer packings (2) and one are made up of the stranded ground wire (3) formed of aluminium alloy, the cross-sectional area of ground wire with The cross-sectional area of inner wire is equal, and in three outer packings, a less outer packing is placed on two bigger outer fillings In the gap that between bar and against interior layer unit, ground wire is positioned at three outer packings, screen layer is formed；Each optical cable unit is by many Root tight tube fiber, the protective layer (103) enveloped by many tight sleeve optic cables, extrusion molding are coated on the cable jacket outside protective layer (104) composition, every tight tube fiber is made up of optical fibers (101) and the tight sleeve layer (102) outside being coated on optical fibers.

2. aluminum core coaxial electrical haplotype photoelectric mixed cable, it be by cable core, in the way of overlap is wrapped the screen that is coated on outside cable core Cover layer (12), oversheath (13) outside extrusion molding is coated on screen layer in the way of half extrusion process forms, the outer room of cable core There is between gap and screen layer tear rope (11), cable core includes optical cable unit and power line unit；It is characterized in that, cable core It is made up of interior layer unit and the outer layer unit outside being positioned at layer unit；Described interior layer unit by four power line unit around adding Strong part (9) composition, insulating barrier (5) that each power line unit by inner wire (4), is coated on outside inner wire, be positioned at insulating barrier it Outer outer conductor (6), it is coated on the insulating tape (7) outside outer conductor and inner sheath (8) that extrusion molding is coated on outside insulating tape is constituted, Inner wire is equal with the cross-sectional area of outer conductor, material is identical, and the material of inner wire is five eka-aluminum core flexible conductors, outer conductor by with The first outer conductor layer (61) that insulating barrier is affixed and the second outer conductor layer (62) outside being positioned at the first outer conductor layer are constituted；Described Outer layer unit by five power line unit and three optical cable units (1), three outer packings (2) and one by the stranded shape of aluminium alloy Ground wire (3) composition become, the cross-sectional area of ground wire is equal with the cross-sectional area of inner wire, and in three outer packings, one less Outer packing be placed between two bigger outer packings and against interior layer unit, ground wire is positioned at three outer packings, screens Cover in the gap that layer is formed；Each optical cable unit is by many tight tube fibers, the protective layer that enveloped by many tight sleeve optic cables (103), extrusion molding be coated on cable jacket (104) composition outside protective layer, every tight tube fiber is by optical fibers (101) and bag Overlay on the tight sleeve layer (102) outside optical fibers to constitute.

3. aluminum core coaxial electrical haplotype photoelectric mixed cable, it be by cable core, in the way of overlap is wrapped the screen that is coated on outside cable core Cover layer (12), oversheath (13) outside extrusion molding is coated on screen layer in the way of half extrusion process forms, and comprises in cable core There are optical cable unit and power line unit；It is characterized in that, cable core is by interior layer unit and the outer layer unit outside being positioned at layer unit Constitute；Described interior layer unit is made up of around reinforcement (9) four power line unit, in the external series gap of adjacent power line unit There is interior packing (10), insulating barrier (5) that each power line unit by inner wire (4), is coated on outside inner wire, be positioned at insulation Outer conductor (6) outside Ceng, it is coated on the insulating tape (7) outside outer conductor and inner sheath (8) that extrusion molding is coated on outside insulating tape Constituting, inner wire is equal with the cross-sectional area of outer conductor, material is identical, and the material of inner wire is five eka-aluminum core flexible conductors, leads outward Body is by the first outer conductor layer (61) being affixed with insulating barrier and the second outer conductor layer (62) structure outside being positioned at the first outer conductor layer Become；Described outer layer unit is closed by aluminum by five power line unit and three optical cable units (1), three outer packings (2) and one Ground wire (3) composition of the stranded formation of gold, the cross-sectional area of ground wire is equal with the cross-sectional area of inner wire, in three outer packings, A piece less outer packing is placed between two bigger outer packings and against interior layer unit, and ground wire is filled out outside being positioned at three Fill in the gap of bar, screen layer formation；Each optical cable unit is by many tight tube fibers, the protection that enveloped by many tight sleeve optic cables Layer (103), extrusion molding are coated on cable jacket (104) composition outside protective layer, every tight tube fiber by optical fibers (101) and It is coated on the tight sleeve layer (102) outside optical fibers to constitute.

4. aluminum core coaxial electrical haplotype photoelectric mixed cable, it be by cable core, in the way of overlap is wrapped the screen that is coated on outside cable core Cover layer (12), oversheath (13) outside extrusion molding is coated on screen layer in the way of half extrusion process forms, and comprises in cable core There are optical cable unit and power line unit；It is characterized in that, cable core is by interior layer unit and the outer layer unit outside being positioned at layer unit Constitute；Described interior layer unit is made up of around reinforcement (9) four power line unit, each power line unit by inner wire (4), The insulating barrier (5) that is coated on outside inner wire, it is positioned at the outer conductor (6) outside insulating barrier, is coated on the insulating tape outside outer conductor And the inner sheath (8) that is coated on outside insulating tape of extrusion molding is constituted (7), inner wire is equal with the cross-sectional area of outer conductor, material is identical, The material of inner wire is five eka-aluminum core flexible conductors, and outer conductor is by the first outer conductor layer (61) being affixed with insulating barrier and is positioned at first The second outer conductor layer (62) outside outer conductor layer is constituted；Described outer layer unit is by five power line unit and three optical cable units (1), three outer packings (2) and one be made up of the stranded ground wire (3) formed of aluminium alloy, the cross-sectional area of ground wire and inner wire Cross-sectional area equal, in three outer packings, a less outer packing is placed between two bigger outer packings And in the gap that against interior layer unit, ground wire is positioned at three outer packings, screen layer is formed；Each optical cable unit is by many tight sets Optical fiber, the protective layer (103) enveloped by many tight sleeve optic cables, extrusion molding are coated on cable jacket (104) group outside protective layer Becoming, every tight tube fiber is made up of optical fibers (101) and the tight sleeve layer (102) outside being coated on optical fibers.

5. according to the aluminum core coaxial electrical haplotype light described in claim 1 or claim 2 or claim 3 or claim 4 Electricity mixing cable, it is characterised in that the material of described reinforcement is fiberglass-reinforced plastic lever.

Aluminum core coaxial electrical haplotype photoelectric mixed cable the most according to claim 5, it is characterised in that the material of described insulating barrier Material is cross-linked polyolefin or medium density polyethylene or high density polyethylene (HDPE)；The material of described inner sheath is low-smoke non-halogen flame-retardant polyene Hydrocarbon or polrvinyl chloride.

Aluminum core coaxial electrical haplotype photoelectric mixed cable the most according to claim 6, it is characterised in that described optical fibers is G.657A2 type；The quantity of described tight tube fiber is 2 12.

Aluminum core coaxial electrical haplotype photoelectric mixed cable the most according to claim 7, the material of described tight sleeve layer is polychlorostyrene second Alkene or nylon or politef；The material of described protective layer is aramid yarn；The material of described cable jacket is low smoke and zero halogen resistance Combustion polyolefin.

Aluminum core coaxial electrical haplotype photoelectric mixed cable the most according to claim 8, it is characterised in that the material of described oversheath Material is low smoke halogen-free flame-retardant polyolefin or polrvinyl chloride.

Aluminum core coaxial electrical haplotype photoelectric mixed cable the most according to claim 9, it is characterised in that the material of described screen layer Material is double-sided aluminum foil.