CN108962480A - A kind of Combined cable - Google Patents
A kind of Combined cable Download PDFInfo
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- CN108962480A CN108962480A CN201810601879.3A CN201810601879A CN108962480A CN 108962480 A CN108962480 A CN 108962480A CN 201810601879 A CN201810601879 A CN 201810601879A CN 108962480 A CN108962480 A CN 108962480A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/005—Power cables including optical transmission elements
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/44384—Means specially adapted for strengthening or protecting the cables the means comprising water blocking or hydrophobic materials
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1805—Protections not provided for in groups H01B7/182 - H01B7/26
- H01B7/1815—Protections not provided for in groups H01B7/182 - H01B7/26 composed of longitudinal inserts
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/182—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring comprising synthetic filaments
- H01B7/1825—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring comprising synthetic filaments forming part of a high tensile strength core
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1875—Multi-layer sheaths
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/22—Metal wires or tapes, e.g. made of steel
- H01B7/221—Longitudinally placed metal wires or tapes
- H01B7/223—Longitudinally placed metal wires or tapes forming part of a high tensile strength core
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/22—Metal wires or tapes, e.g. made of steel
- H01B7/226—Helicoidally wound metal wires or tapes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/2806—Protection against damage caused by corrosion
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/32—Insulated conductors or cables characterised by their form with arrangements for indicating defects, e.g. breaks or leaks
- H01B7/328—Insulated conductors or cables characterised by their form with arrangements for indicating defects, e.g. breaks or leaks comprising violation sensing means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/36—Insulated conductors or cables characterised by their form with distinguishing or length marks
- H01B7/361—Insulated conductors or cables characterised by their form with distinguishing or length marks being the colour of the insulation or conductor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/40—Insulated conductors or cables characterised by their form with arrangements for facilitating mounting or securing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/421—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation
- H01B7/423—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation using a cooling fluid
- H01B7/425—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation using a cooling fluid the construction being bendable
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/428—Heat conduction
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/006—Constructional features relating to the conductors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/02—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/02—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
- H01B9/024—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients composed of braided metal wire
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Insulated Conductors (AREA)
- Communication Cables (AREA)
Abstract
The present invention relates to a kind of Combined cables, it include: that the first strengthening core peripheral side is uniformly fixedly connected with multiple baffles, conductor wire core is provided in the cavity formed between every two adjacent screen, first screen layer is socketed in the outside of all baffles, secondary shielding layer is set in the peripheral side of first screen layer and forms toroidal cavity between first screen layer, multifiber core is distributed in toroidal cavity around the axis uniform array of toroidal cavity, first screen layer, gap filling between secondary shielding layer and multifiber core has the first filled layer, cable jacket is socketed in the peripheral side of secondary shielding layer;Through the invention, the integrated of conducting transmission and signal transfer functions is realized, reduces the signal interference between a variety of cables, has been improved the stretching-resisting bending-resisting intensity of Combined cable, is positioned between cable core during simultaneous processing cable simple.
Description
Technical field
The present invention relates to field of cables more particularly to a kind of Combined cables.
Background technique
Currently, most of cable is used for transmission and distributes the connecting line of electric energy, in electric field using relatively broad, electricity
Cable is most of to be formed by external insulation cladding coiled conductor, shielded layer or armouring is provided with outside conductor, optical cable is for reality
A kind of cable of existing optical signal transmission signal of communication, optical cable and cable are largely provided separately in the prior art, and work as cable
Or optical cable the cable broken positions caused by factors such as accumulates because of extraneous strong wind or accumulated snow and can not be found and obtained in time in time
Maintenance, at the same in cable multiple conducting wires group because section be it is round caused by caused by position inaccurate the winding of Stranded cable core it is tired
Difficulty lacks the composite cable that a kind of integrated level is high, safety is good.
Summary of the invention
The technical problem to be solved by the present invention is in view of the deficiencies of the prior art, provide a kind of Combined cable, with solution
The certainly at least one of above-mentioned technical problem.
The technical solution that the present invention solves above-mentioned technical problem is as follows, a kind of Combined cable, comprising: the first strengthening core,
Multiple baffles, more conductor wire cores, first screen layer, multifiber core, secondary shielding layer, cable jacket and the first filling
Layer;First strengthening core peripheral side is uniformly fixedly connected with multiple baffles, is all provided in the cavity formed between every two adjacent screen
It is equipped with conductor wire core, first screen layer is socketed in the outside of all baffles, and secondary shielding layer is set in the periphery of first screen layer
Side simultaneously forms toroidal cavity between first screen layer, and multifiber core is distributed in ring around the axis uniform array of toroidal cavity
In shape cavity, the gap filling between first screen layer, secondary shielding layer and multifiber core has the first filled layer, outside cable
Sheath is socketed in the peripheral side of secondary shielding layer.
The beneficial effects of the present invention are: enhancing the whole tension of Combined cable by the first strengthening core of setting and resisting
Buckling strength effectively raises the positioning of the conductor wire core in process, avoids because of conductor wire by the way that multiple baffles are arranged
The phenomenon that position inaccurate caused by the mutual sliding that core generates when being cylindrical, conductor wire core is limited setting partition later
It is scheduled in specified space, obtained Combined cable even thickness, processing and manufacturing difficulty is low, by all conductor wire cores
Outside be provided with first screen layer, shielding action effectively is played to the electromagnetic radiation that conductor wire core can be generated, is avoided
It improves the safety of signal transmission, passes through optical fiber cable to signal interference during light core communication signal transmissions
The setting of core, realizing Combined cable the communication such as not only can be carried out power transmission, but also phone, broadband and cable television may be implemented
Transmission, improves the integrated level of cable and optical cable, significantly reduces construction cost, shorten construction period, passes through setting the
Two shielded layers effectively realize shielding action to outer signals, avoid outer signals to the optical fiber cable inside Combined cable
The electromagnetic interference that core and conductor wire core generate, it is firm that multifiber core is fixed on the by being arranged the first filled layer
The peripheral side of one shielded layer, while the tightness degree of composite cable Internal cable combination is improved, by the way that cable jacket is arranged,
Improve safety, corrosion resistance and the ageing resistance of Combined cable internal core.
Based on the above technical solution, the present invention can also be improved as follows.
Further, conductor wire core section is fan-shaped, and the exterior arc surface of conductor wire core is connected to the inner sidewall of first screen layer
On, the inner arc surface of conductor wire core is connected on the first strengthening core, and two side planes of conductor wire core are connected to two neighboring respectively
On baffle.
Using above-mentioned further scheme the utility model has the advantages that fan-shaped by setting section for conductor wire core, electricity is improved
Cable Section Space utilization rate, the cross-section of cable of the same amount of conductor wire core composition conductor wire rounded compared to cross sectional shape
The cross-section of cable of core composition is smaller, reduces the consumption of packing material, has effectively eliminated the gap between multiple round cores,
Conductor wire core is fan-shaped simultaneously helps to simplify processing and manufacturing program, along the consistency of the rectangular cross-sectional sizes everywhere of cable length
More preferably.
Further, conductor wire core includes insulating layer and Duo Gen conductor wire, and more conductor wires are twisted into fan-shaped line core, insulation
Layer is socketed in the external side of segment conductor-core, and the outer surface of insulating layer is connected to the inner sidewall of the first strengthening core, first screen layer respectively
And on two neighboring baffle.
Using above-mentioned further scheme the utility model has the advantages that by the way that more conductor wires are twisted into fan-shaped line core, pass through strand
Conjunction mode improves the whole bending resistance of conductor wire core, realizes Rational Arrangement conductor wire by twisted and reduce cable
Size is reduced between conductor wire core by being socketed insulating layer in the external side of segment conductor-core because contacting with each other or being connected indirectly
The generation of caused short circuit phenomenon.
Further, optical fiber cable core includes: the second strengthening core, more optical fibers, water blocking layer, the second filled layer, reinforces copper
Silk and optical fiber oversheath;More optical fibers around the second strengthening core axis uniform array in the peripheral side of the second strengthening core, resistance
Water layer is set in the outside of all optical fibers, and the gap filling between water blocking layer, the second strengthening core and Duo Gen optical fiber has
Second filled layer, reinforces the peripheral side that copper wire is wrapped in water blocking layer, and optical fiber oversheath is socketed in the peripheral side for reinforcing copper wire.
Using above-mentioned further scheme the utility model has the advantages that by the second strengthening core of setting, the tension of optical fiber cable core is enhanced
Intensity and bend resistance intensity, more optical fibers are embedded in the second filled layer, reduce optical fiber phase mutual friction generation
Damage improves the waterproof performance of optical fiber cable core, by water blocking layer by being equipped with water blocking layer in all optical fiber outer sheaths
Copper wire is reinforced in outside winding, improves the flexural strength of the outer peripheral sidewall of optical fiber cable core, by reinforcing being socketed on the outside of copper wire
Optical fiber oversheath effectively prevents reinforcing the failure of scattering of copper wire, while playing protective effect to optical fiber cable core.
It further, further include third shielded layer, the ring reinforced between copper wire and optical fiber oversheath is arranged in third shielded layer
In shape gap.
Using above-mentioned further scheme the utility model has the advantages that by setting third shielded layer, the anti-letter of optical fiber cable core is enhanced
Number interference performance, while playing the role of electric field shielding and preventing external electromagnetic wave interference.
It further, further include flame retardant coating, the annular gap between first screen layer and cable jacket is arranged in flame retardant coating
In.
Using above-mentioned further scheme the utility model has the advantages that multilayer mica tape, which usually can be used, is directly coated on first screen layer
Outside form flame retardant coating, by the way that flame retardant coating is arranged, so that have can be with the resistance to performance burnt for a long time, even if applying for cable
High polymer at flame enrichment flame is burned out, and can also guarantee the normal operation of route, is able to maintain one in the case where flame combustion
The normal operation fixed time keeps the integrality of route, in the case where especially in burning with dampening spray and mechanical strike, electricity
Cable can still keep the entire run of route.
It further, further include armor, armor is arranged in the annular gap between flame retardant coating and cable jacket.
Using above-mentioned further scheme the utility model has the advantages that by setting armor, mechanical force can be substantially reduced to cable
Influence, be able to bear the mechanical force being applied on cable, such as bear resistance to compression and tension stress, armor generally use thick round steel
Silk, arch wire, thin round steel wire are made of two steel bands, two copper strips gaps or spiral winding packet.Steel-tape armouring layer it is main
Effect is resistance to compression, is applicable in underground and manages the occasion set;The main function of steel wire armor layer is tension, is mainly used for underwater or vertical deposited
If occasion.Armoring material has armored cable cold-rolled strip, armored cable galvanized steel strip and Clad Steel band.
Further, armor includes more steel bands and Duo Gen flexible-belt, and steel band and flexible-belt are strip, steel band and soft
Property band successively alternates setting, and more steel bands and Duo Gen flexible-belt are encircled into tubular structure jointly.
Using above-mentioned further scheme the utility model has the advantages that interblock gap by setting armor to steel band and flexible-belt
The mode being arranged alternately significantly enhances the resistance to compression and tension comprehensive performance of Combined cable, since steel band has preferable resist
Performance is pressed, flexible-belt is made of the more soft material such as nylon tape, by substantially reducing the flexibility of nylon tape
The generation for the irreversible material yield failure conditions that steel band generates in bending deformation process.
It further, further include alert layer, alert layer is socketed on the outside of cable jacket.
It, can be according to compound using above-mentioned further scheme the utility model has the advantages that alert layer mainly plays a warning role personnel
The power-on voltage of formula cable carries out the mark of degree of danger, improves the safety of the personnel by cable, avoids the hair of accident
It is raw.
It further, further include multiple signal wires for being connected with electric discontinuity of cable alarm device, multiple signal wires, which run through, to be set
It sets in the first filled layer, signal wire includes two signal cores and signal oversheath, and oversheath is set in the outer of two signal cores
Side.
Using above-mentioned further scheme the utility model has the advantages that by setting signal line, in Combined cable complete rupture or portion
Wire size triggering electric discontinuity of cable alarm device is issued when disjunction is split to sound, so that it is determined that off position, in order to carry out in time
Repairing, to obtain better user experience, by setting multiple for signal wire, improves on the cross-section of cable on any direction
The resolution produced fracture, safety are higher.
Detailed description of the invention
Fig. 1 is a kind of cross-sectional view of Combined cable of the invention.
In attached drawing, parts list represented by the reference numerals are as follows:
1, first screen layer, the 2, first strengthening core, 3, conductor wire, 4, insulating layer, 5, baffle, 6, optical fiber oversheath, 7, plus
Strong copper wire, 8, water blocking layer, the 9, second filled layer, 10, optical fiber, the 11, second strengthening core, 12, signal oversheath, 13, signal
Core, the 14, first filled layer, 15, secondary shielding layer, 16, flame retardant coating, 17, flexible-belt, 18, steel band, 19, cable jacket, 20,
Armor, 21, optical fiber cable core, 22, signal wire, 23, conductor wire core.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the invention.
As shown in Figure 1, one of the present embodiment Combined cable, comprising: the first strengthening core 2, multiple baffles 5, more
Conductor wire core 23, first screen layer 1, multifiber core 21, secondary shielding layer 15, cable jacket 19 and the first filled layer
14;First strengthening core, 2 peripheral side is uniformly fixedly connected with multiple baffles 5, in the cavity formed between every two adjacent screen 5
It is provided with conductor wire core 23, first screen layer 1 is socketed in the outside of all baffles 5, and secondary shielding layer 15 is set in the first shielding
The peripheral side of layer 1 simultaneously forms toroidal cavity between first screen layer 1, and multifiber core 21 is uniform around the axis of toroidal cavity
In toroidal cavity, the gap filling between first screen layer 1, secondary shielding layer 15 and multifiber core 21 has array distribution
First filled layer 14, cable jacket 19 are socketed in the peripheral side of secondary shielding layer 15.
Specifically, zinc-coated wire can be used in the first strengthening core 2, it can also be used that aramid fiber is made and other can be improved
The material of cable bending resistance;Baffle 5 is also possible to the mixing of the two arbitrary proportion using one kind of silicon rubber and fluorubber
Object;Conductor wire core 23 is made of conductive copper wire or aluminium wire;Braiding networking can be used in first screen layer 1 and secondary shielding layer 15
The metal wire of shape is made of metallic film;Optical fiber cable core 21 is made of optical fiber 10, be used for transmission signal of communication and
The transmission of optical signal;Cable jacket 19 is using appointing in polyvinyl chloride, polyolefin, fluoroplastics, chlorinated polyether and nylon material
It anticipates one kind;The material with insulation performance that first filled layer 14 is process using PP rope, the rope made of hemp or recycling rubber, furthermore
Other materials that can guarantee cable roundings, cable surface is avoided fried dough twist shape occur are selected to may be used on the technical program
In.
The beneficial effect of the present embodiment is: by be arranged the first strengthening core 2, enhance Combined cable whole tension and
Bend resistance intensity effectively raises the positioning of the conductor wire core 23 in process by the way that multiple baffles 5 are arranged, avoid because
The phenomenon that position inaccurate caused by the mutual sliding that conductor wire core 23 generates when being cylindrical, setting partition are later conductive
Core 23 is limited in specified space, obtained Combined cable even thickness, and processing and manufacturing difficulty is low, by institute
There is the outside of conductor wire core 23 to be provided with first screen layer 1, the electromagnetic radiation that effectively can be generated to conductor wire core 23 is played
Shielding action avoids it to signal interference during light core communication signal transmissions, improves the peace of signal transmission
Quan Xing, by the setting of optical fiber cable core 21, realizing Combined cable not only can be carried out power transmission, but also phone, width may be implemented
The communications such as band and cable television, improve the integrated level of cable and optical cable, significantly reduce construction cost, shorten and apply
The work period effectively realizes shielding action to outer signals, avoids outer signals to compound by the way that secondary shielding layer 15 is arranged
The electromagnetic interference that optical fiber cable core 21 and conductor wire core 23 inside formula cable generate is consolidated by the way that the first filled layer 14 is arranged
Multifiber core 21 is fixed on to the peripheral side of first screen layer 1, while improve composite cable Internal cable combination
Tightness degree improves the safety of Combined cable internal core, corrosion resistance and anti-ageing by the way that cable jacket 19 is arranged
Change ability.
As shown in Figure 1, a kind of Combined cable in some alternative embodiments, 23 section of conductor wire core is fan-shaped,
The exterior arc surface of conductor wire core 23 is connected on the inner sidewall of first screen layer 1, and the inner arc surface of conductor wire core 23 is connected to
On one strengthening core 2, two side planes of conductor wire core 23 are connected to respectively on two neighboring baffle 5.
Using above-described embodiment the utility model has the advantages that fan-shaped by setting section for conductor wire core 23, cable is improved
Section Space utilization rate, the cross-section of cable that same amount of conductor wire core 23 the forms conductor wire rounded compared to cross sectional shape
The cross-section of cable that core 23 forms is smaller, reduces the consumption of packing material, between having effectively eliminated between multiple round cores
Gap, at the same conductor wire core 23 it is fan-shaped facilitate simplify processing and manufacturing program, along the rectangular cross-sectional sizes everywhere of cable length
Consistency is more preferable.
As shown in Figure 1, a kind of Combined cable in some alternative embodiments, conductor wire core 23 includes insulating layer 4
With more conductor wires 3, more conductor wires 3 are twisted into fan-shaped line core, and insulating layer 4 is socketed in the external side of segment conductor-core, insulating layer 4
Outer surface be connected to respectively the first strengthening core 2, first screen layer 1 inner sidewall and two neighboring baffle 5 on.
Specifically, edge layer uses pvc material, preferably with wear-resisting type pvc material either low-smoke low-halogen
Flame retardant type pvc material;Multiple conducting wires select conductive copper wire or aluminium wire, and preferably increasing twisted effect, it is conductive
The diameter of line 3 is bonded between the fan-shaped line core that insulating layer 4 and Duo Gen conductor wire 3 form using high-temperature plastic between 2-5mm
Connection.
Using above-described embodiment the utility model has the advantages that by the way that more conductor wires 3 are twisted into fan-shaped line core, pass through twisted side
Formula improves the whole bending resistance of conductor wire core 23, realizes Rational Arrangement conductor wire 3 by twisted and reduce cable ruler
It is very little, by being socketed insulating layer 4 in the external side of segment conductor-core, reduce between conductor wire core 23 because contacting with each other or being connected indirectly
The generation of caused short circuit phenomenon.
As shown in Figure 1, a kind of Combined cable in some alternative embodiments, optical fiber cable core 21 include: second plus
Strong core 11, water blocking layer 8, the second filled layer 9, reinforces copper wire 7 and optical fiber oversheath 6 at more optical fibers 10;More optical fibers
10 around the second strengthening core 11 axis uniform array in the peripheral side of the second strengthening core 11, it is fine that water blocking layer 8 is set in all light guides
The outside of dimension 10, the gap filling between water blocking layer 8, the second strengthening core 11 and Duo Gen optical fiber 10 have the second filled layer 9, add
Strong copper wire 7 is wrapped in the peripheral side of water blocking layer 8, and optical fiber oversheath 6 is socketed in the peripheral side for reinforcing copper wire 7.
Specifically, zinc-coated wire can be used in the second strengthening core 11, it can also be used that aramid fiber is made and other can be mentioned
The material of high cable bending resistance;Every 10 outer sheath of optical fiber is equipped with optical fiber pine set;Water blocking layer 8 using waterstop or
Other materials with block-water effect are made;Second filled layer 9 is made of water blocking yarn;Reinforcing copper wire 7 can be spiral winding
In 8 outside of water blocking layer, it is also possible to cross winding in 8 outside of water blocking layer, optical fiber oversheath 6 uses polyvinyl chloride, polyolefin, fluorine
Any one in plastics, chlorinated polyether and nylon material is made.
Using above-described embodiment the utility model has the advantages that by the second strengthening core 11 of setting, the tension of optical fiber cable core 21 is enhanced
Intensity and bend resistance intensity, more optical fibers 10 are embedded in the second filled layer 9, reduce 10 phase mutual friction of optical fiber production
Raw damage improves the waterproof performance of optical fiber cable core 21, leads to by being equipped with water blocking layer 8 in all 10 outer sheaths of optical fiber
It crosses the winding on the outside of water blocking layer 8 and reinforces copper wire 7, the flexural strength of the outer peripheral sidewall of optical fiber cable core 21 is improved, by adding
Socket optical fiber oversheath 6 effectively prevents reinforcing the failure of scattering of copper wire 7 on the outside of strong copper wire 7, while playing to optical fiber cable core 21
Protective effect.
As shown in Figure 1, a kind of Combined cable in some alternative embodiments, further includes third shielded layer, third
Shielded layer is arranged in the annular gap reinforced between copper wire 7 and optical fiber oversheath 6.
Specifically, third shielded layer can be used the webbed metal wire of braiding or is made of metallic film.
Using above-described embodiment the utility model has the advantages that by setting third shielded layer, the antinoise signal of optical fiber cable core 21 is enhanced
Interference performance, while playing the role of electric field shielding and preventing external electromagnetic wave interference.
As shown in Figure 1, a kind of Combined cable in some alternative embodiments, further includes flame retardant coating 16, flame retardant coating
16 are arranged in the annular gap between first screen layer 1 and cable jacket 19.
Specifically, fire-resisting cable refers under regulation experimental condition, sample is burned in flame, within a certain period of time still
It is able to maintain the performance of normal operation.Its basic characteristic is exactly: when cable still can maintain one section of the route under burning condition
Between normal work.It is generally exactly that, just in case catching fire, cable once will not just burn, and circuit is safer.Therefore flame proof electrical
The main distinction of cable and flame retardant cable is: fire-resisting cable can maintain the normal power supply of a period of time when fire occurs, and fire-retardant
Cable does not have this characteristic.This feature determines that fire-resisting cable plays important work in modern metropolitan cities and industrial building
With, once because fire occurs, the system power supplies circuit such as control, monitoring, guiding and alarm must maintain to work normally.Therefore,
The cable is mainly used in emergency power supply to user's fire-fighting equipment, fire alarm equipment, ventilation smoke exhaust equipment, leading lamp, urgent
The current supply circuits such as power outlet, Emergency Elevator;Flame retardant coating 16 is formed by multilayer Mica tape, because different mica tapes are permitted
Perhaps operating temperature differs greatly, therefore the key of cable fire performance is mica tape.
Using above-described embodiment the utility model has the advantages that multilayer mica tape, which usually can be used, is directly coated on first screen layer 1
Outside formed flame retardant coating 16, by be arranged flame retardant coating 16 so that cable have can with the resistance to performance burnt for a long time, even if
Apply the high polymer at flame to be burned out, can also guarantee the normal operation of route, be able to maintain in the case where flame combustion
The normal operation of certain time keeps the integrality of route, in the case where especially in burning with dampening spray and mechanical strike,
Cable can still keep the entire run of route.
As shown in Figure 1, a kind of Combined cable in some alternative embodiments, further includes armor 20, armor
20 are arranged in the annular gap between flame retardant coating 16 and cable jacket 19.
Specifically, armor 20 is exactly outermost one layer of metal coating of installation in product, in case internal effectiveness layer exists
It is damaged when transport and installation, flexible material is added in the armor 20 in above-mentioned some optional embodiments, to increase
The suppleness of armor 20.
Using above-described embodiment the utility model has the advantages that by setting armor 20, mechanical force can be substantially reduced to cable
It influences, is able to bear the mechanical force being applied on cable, such as receiving resistance to compression and tension stress, armor 20 generally use thick round steel
Silk, arch wire, thin round steel wire are made of two steel bands, 18, two copper strips gaps or spiral winding packet.18 armor 20 of steel band
Main function be resistance to compression, be applicable in underground and manage the occasion that sets;The main function of steel wire armor layer 20 is tension, is mainly used for underwater
Or the occasion of vertical run.Armoring material has armored cable cold-rolled strip 18, armored cable galvanized steel strip 18 and Clad Steel
Band 18.
As shown in Figure 1, a kind of Combined cable in some alternative embodiments, armor 20 includes more steel bands 18
With more flexible-belts 17, steel band 18 and flexible-belt 17 are strip, and steel band 18 and flexible-belt 17 successively alternate setting, more
Root steel band 18 and Duo Gen flexible-belt 17 are encircled into tubular structure jointly.
Specifically, one of hot-galvanized steel band 18, electrolytic zinc-coated steel sheet band 18 or painted steel band 18 can be used in steel band 18, it is flexible
With 17, using nylon tape etc., more soft and insulation material is made.
Using above-described embodiment the utility model has the advantages that by setting armor 20 between steel band 18 and the combination of flexible-belt 17
Every the mode being arranged alternately, the resistance to compression and tension comprehensive performance of Combined cable are significantly enhanced, since steel band 18 has preferably
Compressive property, flexible-belt 17 is made of the more soft material such as nylon tape, by showing the flexibility of nylon tape
Write the generation for reducing the irreversible material yield failure conditions that steel band 18 generates in bending deformation process.
As shown in Figure 1, a kind of Combined cable in some alternative embodiments, further includes alert layer, alert layer set
It connects in 19 outside of cable jacket.
Specifically, alert layer can be used fluorescent material or be made with the strong material of reflective function, also can be selected has
Warn the coating of color.
It, can be according to Combined type electric using above-described embodiment the utility model has the advantages that alert layer mainly plays a warning role personnel
The power-on voltage of cable carries out the mark of degree of danger, improves the safety of the personnel by cable, avoids the generation of accident.
As shown in Figure 1, a kind of Combined cable in some alternative embodiments, further includes multiple for disconnected with cable
The signal wire 22 of guard's reporting device connection, for multiple signal wires 22 through being arranged in the first filled layer 14, signal wire 22 includes two
Root signal core 13 and signal oversheath 12, oversheath are set in the outside of two signal cores 13.
Specifically, when signal wire 22 disconnects, electric discontinuity of cable alarm device sounds, with the increasing of the radical of signal letter fracture
Adding the sound of electric discontinuity of cable alarm device constantly enhances.
Using above-described embodiment the utility model has the advantages that by setting signal line 22, in Combined cable complete rupture or part
Wire size triggering electric discontinuity of cable alarm device is issued when fracture to sound, so that it is determined that off position, in order to be robbed in time
It repairs, to obtain better user experience, by setting multiple for signal wire 22, improves on the cross-section of cable on any direction
The resolution produced fracture, safety are higher.
A kind of Combined cable in some alternative embodiments further includes having the effect that kills mouse after gnawing for mouse
The physical layer that kills mouse, the physical layer that kills mouse is coated on the outside of cable jacket 19.
Specifically, the physical layer that kills mouse includes the base-material of polyethylene or polyvinyl chloride composition and is mixed into 0.5% bromine therein
Grand mother liquor is opposed, in addition, the physical layer that kills mouse can also be peppery including polyvinyl chloride or polyethylene composition base-material and powdery, kill mouse physics
Layer can also be including polyvinyl chloride or polyethylene composition base-material and dried peppermint leaf powder.
Using above-described embodiment the utility model has the advantages that using be added 0.5% Bromadiolone mother liquid the physical layer that kills mouse, can be old
Mouse effectively kills the plague of rats after gnawing;It can effectively be driven using the physical layer that kills mouse comprising chilli powder either dried peppermint leaf powder
Mouse.
A kind of Combined cable in some alternative embodiments further includes hook, links up with along cable jacket 19
It is detachably connected on length direction on the lateral wall of cable jacket 19, links up with and be bent into semicircle, open end court for steel wire
To on the lateral wall of cable jacket 19.
Specifically, tool internal thread metalwork is embedded on the lateral wall of cable jacket 19, by one end of hook
It is processed into the external screw thread matched with the metalwork being embedded.
Using above-described embodiment the utility model has the advantages that improve between multi-cable fixed junction, reduce more electricity
The difficulty of cable binding, improves the convenient degree of maintenance, when wherein it efficiently can be bundled in one from more by a cable bad
The cable risen is easily dismantled, simple and convenient without by way of cutting bundling belt, is reduced using disposable binding
Environmental pollution caused by band and the wasting of resources.
A kind of Combined cable in some alternative embodiments, if cable jacket 19 offers along its length
Dry limbers, limbers is around the circumferential uniform array of cable jacket 19 on cable jacket 19, it is preferred that the aperture of limbers
For 3-10mm.
Using above-described embodiment the utility model has the advantages that can be in summer by opening up several limbers on cable jacket 19
Lead to cold water when high temperature to cool down to cable, leading to hot water when low temperature in winter prevents cable brittle fracture.
In the description of this specification, reference term " embodiment one ", " embodiment two ", " example ", " specific example " or
The description of " some examples " etc. means that specific method, device or feature described in conjunction with this embodiment or example are contained in this hair
In at least one bright embodiment or example.In the present specification, schematic expression of the above terms are necessarily directed to
Identical embodiment or example.Moreover, specific features, method, apparatus or the feature of description can be in any one or more realities
Applying can be combined in any suitable manner in example or example.In addition, without conflicting with each other, those skilled in the art can incite somebody to action
The feature of different embodiments or examples and different embodiments or examples described in this specification is combined.
The foregoing is merely a prefered embodiment of the invention, is not intended to limit the invention, all in the spirit and principles in the present invention
Within, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of Combined cable characterized by comprising the first strengthening core (2), multiple baffles (5), more conductor wire cores
(23), first screen layer (1), multifiber core (21), secondary shielding layer (15), cable jacket (19) and the first filled layer
(14);First strengthening core (2) peripheral side is uniformly fixedly connected with multiple baffles (5), the adjacent baffle of every two
(5) it is provided in the cavity formed between conductor wire core (23), the first screen layer (1) is socketed in all baffles
(5) outside, the secondary shielding layer (15) be set in the peripheral side of the first screen layer (1) and with the first screen layer
(1) toroidal cavity is formed between, the more optical fiber cable cores (21) are distributed in institute around the axis uniform array of the toroidal cavity
State in toroidal cavity, the first screen layer (1), the secondary shielding layer (15) and the more optical fiber cable cores (21) it
Between gap filling have the first filled layer (14), the cable jacket (19) is socketed in the periphery of the secondary shielding layer (15)
Side.
2. a kind of Combined cable according to claim 1, which is characterized in that conductor wire core (23) section is in fan
The exterior arc surface of shape, the conductor wire core (23) is connected on the inner sidewall of the first screen layer (1), the conductor wire core
(23) inner arc surface is connected on first strengthening core (2), and two side planes of the conductor wire core (23) are connected to respectively
On the two neighboring baffle (5).
3. a kind of Combined cable according to claim 2, which is characterized in that the conductor wire core (23) includes insulating layer
(4) and more conductor wires (3), the more conductor wires (3) are twisted into fan-shaped line core, and the insulating layer (4) is socketed in described
The external side of segment conductor-core, the outer surface of the insulating layer (4) are connected to first strengthening core (2), first shielding respectively
On the inner sidewall and the two neighboring baffle (5) of layer (1).
4. a kind of Combined cable according to claim 1, which is characterized in that the optical fiber cable core (21) includes: second
Strengthening core (11), water blocking layer (8), the second filled layer (9), reinforces copper wire (7) and optical fiber oversheath at more optical fibers (10)
(6);The more optical fibers (10) around second strengthening core (11) axis uniform array in second strengthening core
(11) peripheral side, the water blocking layer (8) are set in the outside of all optical fibers (10), the water blocking layer (8), described
Gap filling between second strengthening core (11) and the more optical fibers (10) has second filled layer (9), described to add
Strong copper wire (7) is wrapped in the peripheral side of the water blocking layer (8), and the optical fiber oversheath (6) is socketed in reinforcement copper wire (7)
Peripheral side.
5. a kind of Combined cable according to claim 4, which is characterized in that further include third shielded layer, the third
Shielded layer setting is in the annular gap between reinforcement copper wire (7) and the optical fiber oversheath (6).
6. a kind of Combined cable according to claim 1, which is characterized in that further include flame retardant coating (16), the fire resisting
In the annular gap that layer (16) is arranged between the secondary shielding layer (15) and the cable jacket (19).
7. a kind of Combined cable according to claim 6, which is characterized in that further include armor (20), the armouring
In the annular gap that layer (20) is arranged between the flame retardant coating (16) and the cable jacket (19).
8. a kind of Combined cable according to claim 7, which is characterized in that the armor (20) includes more steel bands
(18) and more flexible-belts (17), the steel band (18) and the flexible-belt (17) are strip, the steel band (18) and institute
It states flexible-belt (17) and successively alternates setting, the more steel bands (18) and the more flexible-belts (17) are encircled into pipe jointly
Shape structure.
9. a kind of Combined cable according to claim 1-8, which is characterized in that it further include alert layer, it is described
Alert layer is socketed on the outside of the cable jacket (19).
10. a kind of Combined cable according to claim 1-8, which is characterized in that further include it is multiple for and
The signal wire (22) of electric discontinuity of cable alarm device connection, multiple signal wires (22) are through setting in first filled layer
(14) in, the signal wire (22) includes that two signal cores (13) and signal oversheath (12), the oversheath are set in two
The outside of the signal core (13).
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CN201810601879.3A CN108962480B (en) | 2018-06-12 | 2018-06-12 | Composite cable |
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CN201810601879.3A CN108962480B (en) | 2018-06-12 | 2018-06-12 | Composite cable |
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CN108962480B CN108962480B (en) | 2020-04-24 |
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CN110033892A (en) * | 2019-05-09 | 2019-07-19 | 江苏港通电缆有限公司 | A kind of cable with resistance to compression function |
CN113284660A (en) * | 2021-05-14 | 2021-08-20 | 重庆柒安电线电缆(集团)有限责任公司 | High temperature resistant winter protection cable |
CN114609736A (en) * | 2022-03-24 | 2022-06-10 | 浙江富春江光电科技有限公司 | Novel rat-bite-preventing bending-resistant optical cable and preparation process thereof |
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