CN105929502A - Singer-layer-filled optoelectrical composite cable - Google Patents

Singer-layer-filled optoelectrical composite cable Download PDF

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Publication number
CN105929502A
CN105929502A CN201610386810.4A CN201610386810A CN105929502A CN 105929502 A CN105929502 A CN 105929502A CN 201610386810 A CN201610386810 A CN 201610386810A CN 105929502 A CN105929502 A CN 105929502A
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China
Prior art keywords
cylinder arc
arc body
special
cylinder
circle
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CN201610386810.4A
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Chinese (zh)
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蒋菊生
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Suzhou Gaojing Tezhuan Information Technology Co Ltd
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Suzhou Gaojing Tezhuan Information Technology Co Ltd
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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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B9/00—Power cables
    • 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
    • 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
    • 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
    • G02B6/4407—Optical cables with internal fluted support member
    • 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
    • G02B6/4415—Cables for special applications
    • G02B6/4416—Heterogeneous cables
    • 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
    • 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
    • G02B6/4432—Protective covering with fibre reinforcements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B11/00—Communication cables or conductors
    • H01B11/22—Cables including at least one electrical conductor together with optical fibres
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
    • H01B13/221—Sheathing; Armouring; Screening; Applying other protective layers filling-up interstices
    • 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
    • H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
    • 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
    • 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
    • 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
    • H01B7/1895—Internal space filling-up means
    • 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
    • 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
    • H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
    • 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

Abstract

The invention belongs to the cable technical field and relates to a singer-layer-filled optoelectrical composite cable. The singer-layer-filled optoelectrical composite cable includes a reinforcer, a plurality of power transmission wires which are arranged at the external side of the reinforer and are arranged in a sequentially tangent manner or are arranged at intervals, optical fiber communication units which are located at gaps outside adjacent power transmission wires, a protection layer which wraps the power transmission wires and the optical fiber communication units, and a sheath layer which wraps the protection layer through extrusion molding. The singer-layer-filled optoelectrical composite cable is characterized in that a special-shaped filling rope is arranged in the gaps outside adjacent power transmission wires; a plurality of small structure filling rope bodies are sequentially spliced together or are subjected to one-time extrusion molding so as to form the special-shaped filling rope; the outer edges of the small structure filling rope bodies are complete cylindrical surfaces; each power transmission wire is composed of a conductor and an insulating layer; each optical fiber communication unit is composed of an optical fiber and a protection tube which wraps the optical fiber; and the special-shaped filling rope is made of a material composed of special components. The singer-layer-filled optoelectrical composite cable of the invention has the advantages of simple structure, lower cost, better performance, more convenient construction and the like.

Description

The optoelectronic composite cable that a kind of monolayer is filled
The application is entitled: a kind of have the optoelectronic composite cable of special-shaped packing gasket, a filing date: on 03 31st, 2015, Application No.: the divisional application of the patent of invention of 201510147109.2；Application No.: the patent of invention of 201510147109.2 require that filing date on 03 10th, 2015, Application No.: 201510103917.9, applicant country is the priority of Chinese patent of invention, and this divisional application also requires that the priority of this original earlier application.
Technical field
The invention belongs to technical field of cables, especially relate to optoelectronic composite cable of a kind of monolayer filling and preparation method thereof.
Background technology
Along with the application of developing rapidly of telecommunications, optical fiber cable and electric wire is increasing.The use of optoelectronic composite cable can make electricity, light directly register one's residence, and operator need not additionally apply for electric load, therefore, is increasingly favored by operator.But, existing optoelectrical cable is primarily present problems with: when the external series gap of the wire that (1) is adjacent is bigger, and in order to make composite rope profile rounding, accommodating fibre-optic Loose tube also needs to make large scale, which increases cost；(2) wire and Loose tube stranded formation cable core, uses the wrapping of yarn class material outside cable core, easily pricks bad Loose tube, cause the exception of optical signal transmission, and when temperature significantly changes, wrapping material pricks bad Loose tube, and then affect optic communication, and the price of wrapper material own is costly；(3) use the mode that wire is stranded with Loose tube, it is not easy to take out Loose tube, need before taking-up to cut open wrapper material, be easily damaged cable core, be difficult to recover；And Loose tube takes out and bothers very much.
In view of drawbacks described above, operator and manufacture commercial city expect there is more preferable solution.
Summary of the invention
In order to solve the problems referred to above, an object of the present invention is to disclose special-shaped packing gasket；The two of the purpose of the present invention are the optoelectronic composite cables disclosing and using this special-shaped packing gasket；The three of the purpose of the present invention are the manufacture methods disclosing this kind of optoelectronic composite cable；They realize by the following technical solutions.
Optical cable or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, it includes rope body, it is characterized in that rope body is made up of four sections of cylinder arc bodies, the other end of the first cylinder arc body connects one end of the 3rd cylinder arc body, the other end of the 3rd cylinder arc body connects one end of the second cylinder arc body, one end of 4th cylinder arc body connects one end of the first cylinder arc body, and the other end of the 4th cylinder arc body connects the other end of the second cylinder arc body；First cylinder arc body, the second cylinder arc body, the 3rd cylinder arc body, the bending of the 4th cylinder arc body are in the same direction；First cylinder arc body and the equal diameters of the second cylinder arc body, arc length are equal；First cylinder arc body, both the second cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；3rd cylinder arc body, both the 4th cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；The arc length of the 3rd cylinder arc body not less than circle corresponding to this arc circumference 2/3 and the 3rd the arc length of cylinder arc body be not more than circle corresponding to this arc circumference 4/5.
Optical cable described above or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, it is characterised in that the 1/2 or 1/3 or 1/4 or 1/5 or 1/6 or 1/7 or 1/8 or 1/9 or 1/10 or 1/11 or 1/12 of the circumference of the circle that arc this arc a length of of described 4th cylinder arc body is corresponding.
Optical cable described above or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, it is characterised in that the 1/2 or 1/3 or 1/4 of the circumference of the circle that arc this arc a length of of described first cylinder arc body is corresponding.
Optical cable or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, it is characterised in that it is spliced successively by multiple little structure gasket for packing bodies or an extrusion molding is formed, and the plurality of little structure gasket for packing body pieces together a complete periphery；Described little structure gasket for packing body includes rope body, rope body is made up of four sections of cylinder arc bodies, the other end of the first cylinder arc body connects one end of the 3rd cylinder arc body, the other end of the 3rd cylinder arc body connects one end of the second cylinder arc body, one end of 4th cylinder arc body connects one end of the first cylinder arc body, and the other end of the 4th cylinder arc body connects the other end of the second cylinder arc body；First cylinder arc body, the second cylinder arc body, the 3rd cylinder arc body, the bending of the 4th cylinder arc body are in the same direction；First cylinder arc body and the equal diameters of the second cylinder arc body, arc length are equal；First cylinder arc body, both the second cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；3rd cylinder arc body, both the 4th cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；The arc length of the 3rd cylinder arc body not less than circle corresponding to this arc circumference 2/3 and the 3rd the arc length of cylinder arc body be not more than circle corresponding to this arc circumference 4/5；In arbitrary cross section perpendicular with special-shaped packing gasket central axis, the junction point of one end of the other end of all first cylinder arc bodies and the junction point of one end, the other end of all 3rd cylinder arc bodies and the second cylinder arc body of the 3rd cylinder arc body, all on same circumference.
nullOptical cable described above or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket，It is characterized in that the material of described rope body is polypropylene or polyethylene or by weight，It is made up of following raw material: polypropylene: 40～60 parts、When 200 DEG C, oxidation induction period is [32，40] Low Density Polyethylene: 20～30 parts、Melt flow rate (MFR) is the medium density polyethylene of 1.2～1.6g/10min: 10～20 parts、Polybutylene terephthalate (PBT): 8～12 parts、Nylon 6 or nylon66 fiber: 8～12 parts、Dibutyl phthalate: 2～4 parts、Commercially available model is the plastics antioxidant of 1010 or plastics antioxidant that commercially available model is 168: 1～3 part、Aluminium hydroxide: 10～15 parts、Tissuemat E: 2～4 parts.
nullOptical cable described above or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket，It is characterized in that the material of described little structure gasket for packing body is polypropylene or polyethylene or by weight，It is made up of following raw material: polypropylene: 40～60 parts、When 200 DEG C, oxidation induction period is [32，40] Low Density Polyethylene: 20～30 parts、Melt flow rate (MFR) is the medium density polyethylene of 1.2～1.6g/10min: 10～20 parts、Polybutylene terephthalate (PBT): 8～12 parts、Nylon 6 or nylon66 fiber: 8～12 parts、Dibutyl phthalate: 2～4 parts、Commercially available model is the plastics antioxidant of 1010 or plastics antioxidant that commercially available model is 168: 1～3 part、Aluminium hydroxide: 10～15 parts、Tissuemat E: 2～4 parts.
The optoelectronic composite cable that a kind of monolayer is filled, it includes reinforcement, is positioned at outside reinforcement and the most tangent or that slightly many transmission pressures of gap placement, the fiber optic communication unit being positioned in adjacent transmission pressure external series gap, protective layer transmission pressure and fiber optic communication unit enveloped, extrusion molding are coated on outside protective layer restrictive coating；It is characterized in that having any one special-shaped packing gasket described above in described adjacent transmission pressure external series gap, the first cylinder arc body of special-shaped packing gasket, the second cylinder arc body are close to transmission pressure, and protective layer is positioned at outside special-shaped packing gasket；A part for fiber optic communication unit is positioned at whole arc bodies of the 3rd cylinder arc body, fiber optic communication unit and the 3rd cylinder arc body and contacts, and fiber optic communication unit is mutually circumscribed with transmission pressure；Reinforcement is tangent with transmission pressure or arranges the most with gap；In projection in the plane of arbitrary axis perpendicular with optoelectrical cable, the circular arc of the circle that all 4th cylinder arc bodies of special-shaped packing gasket are corresponding is on same circumference and the center of circle of this center of circle and reinforcement coincides；Transmission pressure is made up of conductor and the insulating barrier that is coated on outside conductor, and fiber optic communication unit is made up of optical fiber and the protection pipe that enveloped by optical fiber.
Further, the optoelectronic composite cable that a kind of monolayer described above is filled, it is characterised in that in described many transmission pressures, at least a transmission pressure is substituted by the filling component essentially identical with transmission pressure diameter.
The optoelectronic composite cable that a kind of monolayer is filled, it include reinforcement, be positioned at many transmission pressures outside reinforcement and at least filling component essentially identical with transmission pressure diameter, be positioned in adjacent transmission pressure external series gap or be positioned in the external series gap of adjacent filling component or be positioned at the fiber optic communication unit in adjacent transmission pressure and filling component external series gap, restrictive coating that protective layer transmission pressure, filling component and fiber optic communication unit enveloped, extrusion molding are coated on outside protective layer；Reinforcement is tangent with transmission pressure or arranges the most with gap, and reinforcement is tangent with filling component or arranges the most with gap；It is characterized in that in described adjacent transmission pressure external series gap or in the external series gap of adjacent filling component or adjacent transmission pressure has any one special-shaped packing gasket described above in filling component external series gap, protective layer is positioned at outside special-shaped packing gasket, when the surrounding of special-shaped packing gasket is adjacent transmission pressure, first cylinder arc body of special-shaped packing gasket, second cylinder arc body is close to transmission pressure, a part for fiber optic communication unit is positioned at the 3rd cylinder arc body, whole arc bodies of fiber optic communication unit and the 3rd cylinder arc body contact, fiber optic communication unit is mutually circumscribed with transmission pressure；When the surrounding of special-shaped packing gasket is adjacent transmission pressure and filling component, first cylinder arc body of special-shaped packing gasket, the second cylinder arc body are close to transmission pressure and the filling component of correspondence, a part for fiber optic communication unit is positioned at the 3rd cylinder arc body, whole arc bodies of fiber optic communication unit and the 3rd cylinder arc body contact, and fiber optic communication unit is mutually circumscribed with transmission pressure and filling component；When the surrounding of special-shaped packing gasket is adjacent filling component, first cylinder arc body of special-shaped packing gasket, the second cylinder arc body are close to filling component, a part for fiber optic communication unit is positioned at the 3rd cylinder arc body, whole arc bodies of fiber optic communication unit and the 3rd cylinder arc body contact, and fiber optic communication unit is mutually circumscribed with filling component；In projection in the plane of arbitrary axis perpendicular with optoelectrical cable, the circular arc of the circle that all 4th cylinder arc bodies of special-shaped packing gasket are corresponding is on same circumference and the center of circle of this center of circle and reinforcement coincides；Transmission pressure is made up of conductor and the insulating barrier that is coated on outside conductor, and fiber optic communication unit is made up of optical fiber and the protection pipe that enveloped by optical fiber.
The optoelectronic composite cable that a kind of monolayer described above is filled, it is characterised in that the material of described reinforcement is steel wire or polyethylene or polypropylene or fiberglass reinforced plastics.
The optoelectronic composite cable that a kind of monolayer described above is filled, it is characterised in that the material of main part of described filling component is polyethylene or polypropylene.
The optoelectronic composite cable that a kind of monolayer described above is filled, it is characterised in that the material of described protective layer is waterstop or non-woven fabrics or mica tape or polyester belt or aluminium strip or steel band or copper strips.
The optoelectronic composite cable that a kind of monolayer described above is filled, it is characterised in that the material of described restrictive coating is polrvinyl chloride or Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE).
The optoelectronic composite cable that a kind of monolayer described above is filled, it is characterised in that the material of described conductor is copper or aluminum or copper cover aluminum or copper-clad magnesium or aluminium in copper magnesium or aluminium alloy or magnesium alloy.
The optoelectronic composite cable that a kind of monolayer described above is filled, it is characterised in that the material of described insulating barrier is polrvinyl chloride or Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE).
The optoelectronic composite cable that a kind of monolayer described above is filled, it is characterised in that described optical fiber is single-mode fiber or multimode fibre.
Further, the optoelectronic composite cable that a kind of monolayer described above is filled, it is characterised in that described optical fiber is energy transmission optical fibre or G.652 type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or A1a type or A1b type or A1c type or OM1 type or OM2 type or OM3 type.
The optoelectronic composite cable that a kind of monolayer described above is filled, it is characterised in that the material of described protection pipe is modified polypropene or polybutylene terephthalate (PBT) or steel.
A kind of make a kind of method of optoelectronic composite cable that monolayer is filled, it is characterised in that it includes following steps:
Make the step of fiber optic communication unit: modified polypropene or polybutylene terephthalate (PBT) are inserted in secondary coated extruding machine the protection pipe shearing, compress, melt and being extruded into sky；In taking many G.652 the protection pipe of sky being inserted by type or many G.653 type or many G.654 type or many G.655 type or many G.656 type or many G.657 type or many A1a types or many A1b types or many A1c types or many OM1 types or many OM2 types or many OM3 types or many energy mode transmission optical fiber; simultaneously in empty protection pipe, pressure with 0.2～0.4bar sprays and adds model as LT-410 or the fine cream of LT-420; make protection pipe internal clearance compactedness >=95%, optical fiber longer 1.002～1.025 times than the length of protection pipe, form fiber optic communication unit；Repeat aforesaid operations, form multiple fiber optic communication unit；
Make the step of transmission pressure: will many copper wires or multiple aluminium wire or many copper-clad aluminium wires or many copper-clad magnesium silks or many copper coated aluminum magnesium silks or many aluminum-alloy wires or many Mg alloy wire synnemas formation conductors on strand winder, outside conductor, extrude, by extruding machine, the polrvinyl chloride or Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) formation insulating barrier that thickness is 0.6～1.5mm, complete the processing of single transmission pressure；Repeat aforesaid operations, form many transmission pressures；
Make the step of special-shaped packing gasket: take polypropylene or polyethylene or the composite being made up of by weight following raw material: polypropylene: 40～60 parts, when 200 DEG C, oxidation induction period is [32, 40] Low Density Polyethylene: 20～30 parts, melt flow rate (MFR) is the medium density polyethylene of 1.2～1.6g/10min: 10～20 parts, polybutylene terephthalate (PBT): 8～12 parts, nylon 6 or nylon66 fiber: 8～12 parts, dibutyl phthalate: 2～4 parts, commercially available model is the plastics antioxidant of 1010 or plastics antioxidant that commercially available model is 168: 1～3 part, aluminium hydroxide: 10～15 parts, Tissuemat E: 2～4 parts；It is placed in cable extruding machine, it is extruded into body of restricting by the mould of extrusion head, form single special-shaped packing gasket, described rope body is made up of four sections of cylinder arc bodies, the other end of the first cylinder arc body connects one end of the 3rd cylinder arc body, the other end of the 3rd cylinder arc body connects one end of the second cylinder arc body, and one end of the 4th cylinder arc body connects one end of the first cylinder arc body, and the other end of the 4th cylinder arc body connects the other end of the second cylinder arc body；First cylinder arc body, the second cylinder arc body, the 3rd cylinder arc body, the bending of the 4th cylinder arc body are in the same direction；First cylinder arc body and the equal diameters of the second cylinder arc body, arc length are equal；First cylinder arc body, both the second cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；3rd cylinder arc body, both the 4th cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；The arc length of the 3rd cylinder arc body not less than circle corresponding to this arc circumference 2/3 and the 3rd the arc length of cylinder arc body be not more than circle corresponding to this arc circumference 4/5；The 1/2 or 1/3 or 1/4 or 1/5 or 1/6 or 1/7 or 1/8 or 1/9 or 1/10 or 1/11 or 1/12 of the circumference of the circle that arc this arc a length of of described 4th cylinder arc body is corresponding；The 1/2 or 1/3 or 1/4 of the circumference of the circle that arc this arc a length of of described first cylinder arc body is corresponding；Repeat the above steps forms many special-shaped packing gaskets；
Make the step of compound special-shaped packing gasket: take the fiber optic communication unit and special-shaped packing gasket made, fiber optic communication unit is embedded in the 3rd cylinder arc body of special-shaped packing gasket, and the whole arc bodies making a part for fiber optic communication unit be positioned at the 3rd cylinder arc body, fiber optic communication unit and the 3rd cylinder arc body contact；Repeat the above steps forms many compound special-shaped packing gaskets；
Make the step of cable core: take the many transmission pressures made, many compound special-shaped packing gaskets and reinforcement, by the most tangent for many transmission pressures or be placed on the most with gap outside reinforcement, make reinforcement and transmission pressure tangent or place the most with gap；The special-shaped packing gasket that every compound is placed in adjacent transmission pressure external series gap and make mutually circumscribed with adjacent transmission pressure, compound the first cylinder arc body of special-shaped packing gasket of fiber optic communication unit, the second cylinder arc body are close to transmission pressure, in projection in the plane of arbitrary axis perpendicular with reinforcement, the circular arc of the circle that all 4th cylinder arc bodies of special-shaped packing gasket are corresponding is on same circumference and the center of circle of this center of circle and reinforcement coincides；Form cable core；
Make the step of the optoelectronic composite cable that a kind of monolayer of finished product is filled: take waterstop or non-woven fabrics or mica tape or polyester belt or aluminium strip or steel band or copper strips is coated on outside cable core and forms protective layer；Take polrvinyl chloride or Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) extrusion molding is coated on outside protective layer and forms restrictive coating, complete the making of the optoelectronic composite cable that a kind of monolayer is filled.
Special-shaped packing gasket in the present invention has that simple in construction, easily making, humidity, processing characteristics be excellent, resistance to compression restorability excellent, acid and alkali-resistance excellent, ageing-resistant, elastic and the beneficial effect such as oil, low water suction.
nullThe optoelectronic composite cable that a kind of monolayer in the present invention is filled，Owing to having used above-mentioned special-shaped packing gasket，In special-shaped packing gasket the arc length of the 3rd cylinder arc body not less than circle corresponding to this arc circumference 2/3 and the 3rd the arc length of cylinder arc body be not more than circle corresponding to this arc circumference 4/5，Therefore，Fiber optic communication unit is predominantly located in the 3rd cylinder arc body，Some is positioned at outside the 3rd cylinder arc body，Owing to special-shaped packing gasket has excellent elasticity and toughness，Therefore，Fiber optic communication unit can be made as the 3rd cylinder arc body the most slightly larger，In so fiber optic communication unit can be embedded into the 3rd cylinder arc body，Form tight fit，Will not be from the 3rd cylinder arc body effusion，Fiber optic communication unit and transmission pressure or special-shaped packing gasket simultaneously、Or transmission pressure and special-shaped packing gasket tangent，And protective layer is coated on outside cable core，And in the projection in the plane of arbitrary axis perpendicular with reinforcement，The circular arc of the circle that all 4th cylinder arc bodies of special-shaped packing gasket are corresponding is on same circumference and the center of circle of this center of circle and reinforcement coincides，Therefore cable core、Protective layer more rounding、Optoelectrical cable outward appearance more rounding、Smooth；Special construction due to the present invention; therefore it is no longer necessary to the wrapping of yarn class material; both provided cost savings, and there is not yarn class material and transmission pressure when variations in temperature, protection tube material is because of temperature shrinkage/expand different and prick bad transmission wire, protection pipe, and then affects the defect of optical cable performance；Owing to fiber optic communication unit is arranged in the 3rd cylinder arc body dexterously, even therefore the long-pending transmission of electricity in big current-carrying capacity, heavy in section lead to, it is not required that make large-sized protection pipe, provide cost savings, make protection pipe more general simultaneously；Due in the present invention; special-shaped packing gasket, transmission pressure, reinforcement are actually parallel mode and arrange; and without yarn class binder; therefore after workmen's stripping optical cable; it is no longer necessary to cut off yarn class binder, take out corresponding special-shaped packing gasket; stripping out protection pipe the most lightly, can realize protecting pipe to separate with special-shaped packing gasket, construction is quite convenient, in hgher efficiency.
Therefore, the Advantageous Effects such as the optoelectronic composite cable that a kind of monolayer of the present invention is filled has that simple in construction, cost be lower, more excellent performance, construction are more convenient.
Accompanying drawing explanation
Fig. 1 is the perspective view of a section of the first embodiment of special-shaped packing gasket in the present invention.
Fig. 2 is the cross-sectional structure schematic diagram that Fig. 1 amplifies.
Fig. 3 is the cross-sectional structure schematic diagram of the second embodiment of special-shaped packing gasket in the present invention.
Fig. 4 is the cross-sectional structure schematic diagram of the 3rd embodiment of special-shaped packing gasket in the present invention.
Fig. 5 is one section of perspective view after stripping of optoelectrical cable in the present invention.
Fig. 6 is the cross-sectional structure schematic diagram after Fig. 5 amplifies.
Detailed description of the invention
Embodiment 1, embodiment 2, embodiment 3 are the embodiments of special-shaped packing gasket in the present invention；Embodiment 4, embodiment 5 are the embodiments of the optoelectronic composite cable that a kind of monolayer is filled in the present invention.
Embodiment 1
Ask for an interview Fig. 1 Fig. 2, optical cable or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, it includes rope body 4, it is characterized in that rope body is made up of four sections of cylinder arc bodies, the other end of the first cylinder arc body 41 connects one end of the 3rd cylinder arc body 43, the other end of the 3rd cylinder arc body 43 connects one end of the second cylinder arc body 42, and one end of the 4th cylinder arc body 44 connects one end of the first cylinder arc body 41, and the other end of the 4th cylinder arc body 44 connects the other end of the second cylinder arc body 42；First cylinder arc body, the second cylinder arc body, the 3rd cylinder arc body, the bending of the 4th cylinder arc body are in the same direction；First cylinder arc body and the equal diameters of the second cylinder arc body, arc length are equal；First cylinder arc body, both the second cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；3rd cylinder arc body, both the 4th cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；The arc length of the 3rd cylinder arc body not less than circle corresponding to this arc circumference 2/3 and the 3rd the arc length of cylinder arc body be not more than circle corresponding to this arc circumference 4/5.
Optical cable described above or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, it is characterised in that the 1/2 or 1/3 or 1/4 or 1/5 or 1/6 or 1/7 or 1/8 or 1/9 or 1/10 or 1/11 or 1/12 of the circumference of the circle that arc this arc a length of of described 4th cylinder arc body is corresponding.
Further, optical cable described above or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, it is characterised in that the 1/2 or 1/3 or 1/4 of the circumference of the circle that arc this arc a length of of described first cylinder arc body is corresponding.
Embodiment 2
Ask for an interview Fig. 3, and with reference to Fig. 1 and Fig. 2；Optical cable or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, it is characterised in that it is spliced to form successively by four little structure gasket for packing bodies, and described four little structure gasket for packing bodies piece together a complete periphery；Described little structure gasket for packing body includes rope body 4, rope body is made up of four sections of cylinder arc bodies, the other end of the first cylinder arc body 41 connects one end of the 3rd cylinder arc body 43, the other end of the 3rd cylinder arc body 43 connects one end of the second cylinder arc body 42, one end of 4th cylinder arc body 44 connects one end of the first cylinder arc body 41, and the other end of the 4th cylinder arc body 44 connects the other end of the second cylinder arc body 42；First cylinder arc body, the second cylinder arc body, the 3rd cylinder arc body, the bending of the 4th cylinder arc body are in the same direction；First cylinder arc body and the equal diameters of the second cylinder arc body, arc length are equal；First cylinder arc body, both the second cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；3rd cylinder arc body, both the 4th cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；The arc length of the 3rd cylinder arc body not less than circle corresponding to this arc circumference 2/3 and the 3rd the arc length of cylinder arc body be not more than circle corresponding to this arc circumference 4/5；In arbitrary cross section perpendicular with special-shaped packing gasket central axis, the junction point of one end of the other end of all first cylinder arc bodies and the junction point of one end, the other end of all 3rd cylinder arc bodies and the second cylinder arc body of the 3rd cylinder arc body, all on same circumference R1；4th cylinder arc body 44 is quadrant arc column, and so, four special-shaped packing gasket stitching portions form four contacts, and it is perpendicular with vertical line L2, L1 and L2 that relative contact connects formation horizontal line L1.
Certainly, in this embodiment, it is clear that can also is that is connected by the multiple special-shaped packing gaskets in embodiment 1 or bond forms；So can make the optoelectronic composite cable of more power transmission conductor, and fiber number can also expand.
Embodiment 3
Ask for an interview Fig. 4, and referring to figs. 1 to Fig. 3；Optical cable or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket, basic with embodiment 2, difference is that it is formed by four little extrusion moldings of structure gasket for packing body, and described four little structure gasket for packing bodies form a complete periphery；Described little structure gasket for packing body includes rope body 4, rope body is made up of four sections of cylinder arc bodies, the other end of the first cylinder arc body 41 connects one end of the 3rd cylinder arc body 43, the other end of the 3rd cylinder arc body 43 connects one end of the second cylinder arc body 42, one end of 4th cylinder arc body 44 connects one end of the first cylinder arc body 41, and the other end of the 4th cylinder arc body 44 connects the other end of the second cylinder arc body 42；First cylinder arc body, the second cylinder arc body, the 3rd cylinder arc body, the bending of the 4th cylinder arc body are in the same direction；First cylinder arc body and the equal diameters of the second cylinder arc body, arc length are equal；First cylinder arc body, both the second cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；3rd cylinder arc body, both the 4th cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；The arc length of the 3rd cylinder arc body not less than circle corresponding to this arc circumference 2/3 and the 3rd the arc length of cylinder arc body be not more than circle corresponding to this arc circumference 4/5；In arbitrary cross section perpendicular with special-shaped packing gasket central axis, the junction point of one end of the other end of all first cylinder arc bodies and the junction point of one end, the other end of all 3rd cylinder arc bodies and the second cylinder arc body of the 3rd cylinder arc body, all on same circumference R1.
Certainly, in this embodiment, it is clear that can also is that by the multiple special-shaped packing gaskets in embodiment 1 integral part of；So can make the optoelectronic composite cable of more power transmission conductor, and fiber number can also expand.
nullOptical cable described in any of the above-described embodiment or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket，It is characterized in that the material of described rope body is polypropylene or polyethylene or by weight，It is made up of following raw material: polypropylene: 40～60 parts、When 200 DEG C, oxidation induction period is [32，40] Low Density Polyethylene: 20～30 parts、Melt flow rate (MFR) is the medium density polyethylene of 1.2～1.6g/10min: 10～20 parts、Polybutylene terephthalate (PBT): 8～12 parts、Nylon 6 or nylon66 fiber: 8～12 parts、Dibutyl phthalate: 2～4 parts、Commercially available model is the plastics antioxidant of 1010 or plastics antioxidant that commercially available model is 168: 1～3 part、Aluminium hydroxide: 10～15 parts、Tissuemat E: 2～4 parts.
nullOptical cable described in any of the above-described embodiment or cable or optoelectronic composite cable or optoelectrical cable special-shaped packing gasket，It is characterized in that the material of described little structure gasket for packing body is polypropylene or polyethylene or by weight，It is made up of following raw material: polypropylene: 40～60 parts、When 200 DEG C, oxidation induction period is [32，40] Low Density Polyethylene: 20～30 parts、Melt flow rate (MFR) is the medium density polyethylene of 1.2～1.6g/10min: 10～20 parts、Polybutylene terephthalate (PBT): 8～12 parts、Nylon 6 or nylon66 fiber: 8～12 parts、Dibutyl phthalate: 2～4 parts、Commercially available model is the plastics antioxidant of 1010 or plastics antioxidant that commercially available model is 168: 1～3 part、Aluminium hydroxide: 10～15 parts、Tissuemat E: 2～4 parts.
In the present invention, find through test, gasket for packing body or the combined effect that little gasket for packing body is formula as below are optimal: by weight, it is made up of following raw material: polypropylene: 40 parts, when 200 DEG C, oxidation induction period is [32, 40] Low Density Polyethylene: 30 parts, melt flow rate (MFR) is the medium density polyethylene of 1.4g/10min: 15 parts, polybutylene terephthalate (PBT): 10 parts, nylon 6 or nylon66 fiber: 10 parts, dibutyl phthalate: 3 parts, commercially available model is the plastics antioxidant of 1010 or plastics antioxidant that commercially available model is 168: 2 parts, aluminium hydroxide: 12.5 parts, Tissuemat E: 3 parts.
In the present invention, find through test, gasket for packing body or the combined effect that little gasket for packing body is formula as below are sub-optimal: by weight, it is made up of following raw material: polypropylene: 40 parts, when 200 DEG C, oxidation induction period is [32, 40] Low Density Polyethylene: 25 parts, melt flow rate (MFR) is the medium density polyethylene of 1.2g/10min: 10 parts, polybutylene terephthalate (PBT): 8 parts, nylon 6 or nylon66 fiber: 8 parts, dibutyl phthalate: 2 parts, commercially available model is the plastics antioxidant of 1010 or plastics antioxidant that commercially available model is 168: 1 part, aluminium hydroxide: 10 parts, Tissuemat E: 2 parts.
In the present invention, find through test, gasket for packing body or the combined effect time that little gasket for packing body is formula as below are sub-optimal: by weight, it is made up of following raw material: polypropylene: 60 parts, when 200 DEG C, oxidation induction period is [32, 40] Low Density Polyethylene: 20 parts, melt flow rate (MFR) is the medium density polyethylene of 1.2～1.6g/10min: 20 parts, polybutylene terephthalate (PBT): 12 parts, nylon 6 or nylon66 fiber: 12 parts, dibutyl phthalate: 4 parts, commercially available model is the plastics antioxidant of 1010 or plastics antioxidant that commercially available model is 168: 3 parts, aluminium hydroxide: 15 parts, Tissuemat E: 4 parts.
Applicant has carried out producing and inspection for the gasket for packing body being made up of above-mentioned formula or little gasket for packing body, obtain data below, wherein, 1# is optimum formula, 2# is sub-optimal formula, and 3# is time sub-optimal formula, and 4# is formula interior on a large scale, 5# is all to use polyacrylic formula, and 6# is the formula all using Low Density Polyethylene；It is 6 mm sqs that example cross section amasss, and each sequence number has taken 100 samples.
From upper table this it appears that, in the present invention, the formula of gasket for packing body or little gasket for packing body makes special-shaped packing gasket have excellent process velocity, excellent hot strength, break-draw strain, have low water absorbing properties, and excellent toughness (doubling restorability)；There is excellent acidproof, alkaline-resisting, oil resistance.
Special-shaped packing gasket in the present invention has that simple in construction, easily making, humidity, processing characteristics be excellent, resistance to compression restorability excellent, acid and alkali-resistance excellent, ageing-resistant, elastic and the beneficial effect such as oil, low water suction.
Embodiment 4
Ask for an interview Fig. 5 and Fig. 6, and referring to figs. 1 to Fig. 4；The optoelectronic composite cable that a kind of monolayer is filled, it includes reinforcement 3, is positioned at outside reinforcement and the most tangent or that slightly four transmission pressures 1 of gap placement, the fiber optic communication unit 2 being positioned in adjacent transmission pressure external series gap, the protective layer 5 transmission pressure and fiber optic communication unit enveloped, extrusion molding are coated on outside protective layer restrictive coating 6；It is characterized in that the special-shaped packing gasket 4 having in described adjacent transmission pressure external series gap described in arbitrary embodiment of above-mentioned embodiment 1 to embodiment 3; first cylinder arc body of special-shaped packing gasket, the second cylinder arc body are close to transmission pressure, and protective layer is positioned at outside special-shaped packing gasket；A part for fiber optic communication unit is positioned at whole arc bodies of the 3rd cylinder arc body, fiber optic communication unit and the 3rd cylinder arc body and contacts, and fiber optic communication unit is mutually circumscribed with transmission pressure；Reinforcement is tangent with transmission pressure or arranges the most with gap；In projection in the plane of arbitrary axis perpendicular with optoelectrical cable, the circular arc of the circle that all 4th cylinder arc bodies of special-shaped packing gasket are corresponding is on same circumference and the center of circle of this center of circle and reinforcement coincides；Transmission pressure is made up of conductor 11 and the insulating barrier 12 that is coated on outside conductor, and fiber optic communication unit is made up of optical fiber 21 and the protection pipe 22 that enveloped by optical fiber.
Certainly, the optoelectronic composite cable that a kind of monolayer described above is filled, it is characterised in that described transmission pressure is not limited to four, can be also other many.
A kind of make a kind of method of optoelectronic composite cable that monolayer is filled, it is characterised in that it includes following steps:
Make the step of fiber optic communication unit: modified polypropene or polybutylene terephthalate (PBT) are inserted in secondary coated extruding machine the protection pipe shearing, compress, melt and being extruded into sky；In taking many G.652 the protection pipe of sky being inserted by type or many G.653 type or many G.654 type or many G.655 type or many G.656 type or many G.657 type or many A1a types or many A1b types or many A1c types or many OM1 types or many OM2 types or many OM3 types or many energy mode transmission optical fiber; simultaneously in empty protection pipe, pressure with 0.2～0.4bar sprays and adds model as LT-410 or the fine cream of LT-420; make protection pipe internal clearance compactedness >=95%, optical fiber longer 1.002～1.025 times than the length of protection pipe, form fiber optic communication unit；Repeat aforesaid operations, form multiple fiber optic communication unit；
Make the step of transmission pressure: will many copper wires or multiple aluminium wire or many copper-clad aluminium wires or many copper-clad magnesium silks or many copper coated aluminum magnesium silks or many aluminum-alloy wires or many Mg alloy wire synnemas formation conductors on strand winder, outside conductor, extrude, by extruding machine, the polrvinyl chloride or Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) formation insulating barrier that thickness is 0.6～1.5mm, complete the processing of single transmission pressure；Repeat aforesaid operations, form many transmission pressures；
Make the step of special-shaped packing gasket: take polypropylene or polyethylene or the composite being made up of by weight following raw material: polypropylene: 40～60 parts, when 200 DEG C, oxidation induction period is [32, 40] Low Density Polyethylene: 20～30 parts, melt flow rate (MFR) is the medium density polyethylene of 1.2～1.6g/10min: 10～20 parts, polybutylene terephthalate (PBT): 8～12 parts, nylon 6 or nylon66 fiber: 8～12 parts, dibutyl phthalate: 2～4 parts, commercially available model is the plastics antioxidant of 1010 or plastics antioxidant that commercially available model is 168: 1～3 part, aluminium hydroxide: 10～15 parts, Tissuemat E: 2～4 parts；It is placed in cable extruding machine, it is extruded into body of restricting by the mould of extrusion head, form single special-shaped packing gasket, described rope body is made up of four sections of cylinder arc bodies, the other end of the first cylinder arc body 41 connects one end of the 3rd cylinder arc body 43, the other end of the 3rd cylinder arc body 43 connects one end of the second cylinder arc body 42, and one end of the 4th cylinder arc body 44 connects one end of the first cylinder arc body 41, and the other end of the 4th cylinder arc body 44 connects the other end of the second cylinder arc body 42；First cylinder arc body, the second cylinder arc body, the 3rd cylinder arc body, the bending of the 4th cylinder arc body are in the same direction；First cylinder arc body and the equal diameters of the second cylinder arc body, arc length are equal；First cylinder arc body, both the second cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；3rd cylinder arc body, both the 4th cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；The arc length of the 3rd cylinder arc body not less than circle corresponding to this arc circumference 2/3 and the 3rd the arc length of cylinder arc body be not more than circle corresponding to this arc circumference 4/5；The 1/2 or 1/3 or 1/4 or 1/5 or 1/6 or 1/7 or 1/8 or 1/9 or 1/10 or 1/11 or 1/12 of the circumference of the circle that arc this arc a length of of described 4th cylinder arc body is corresponding；The 1/2 or 1/3 or 1/4 of the circumference of the circle that arc this arc a length of of described first cylinder arc body is corresponding；Repeat the above steps forms many special-shaped packing gaskets；
Make the step of compound special-shaped packing gasket: take the fiber optic communication unit and special-shaped packing gasket made, fiber optic communication unit is embedded in the 3rd cylinder arc body of special-shaped packing gasket, and the whole arc bodies making a part for fiber optic communication unit be positioned at the 3rd cylinder arc body, fiber optic communication unit and the 3rd cylinder arc body contact；Repeat the above steps forms many compound special-shaped packing gaskets；
Make the step of cable core: take the many transmission pressures made, many compound special-shaped packing gaskets and reinforcement, by the most tangent for many transmission pressures or be placed on the most with gap outside reinforcement, make reinforcement and transmission pressure tangent or place the most with gap；The special-shaped packing gasket that every compound is placed in adjacent transmission pressure external series gap and make mutually circumscribed with adjacent transmission pressure, compound the first cylinder arc body of special-shaped packing gasket of fiber optic communication unit, the second cylinder arc body are close to transmission pressure, in projection in the plane of arbitrary axis perpendicular with reinforcement, the circular arc of the circle that all 4th cylinder arc bodies of special-shaped packing gasket are corresponding is on same circumference and the center of circle of this center of circle and reinforcement coincides；Form cable core；
Make the step of the optoelectronic composite cable that a kind of monolayer of finished product is filled: take waterstop or non-woven fabrics or mica tape or polyester belt or aluminium strip or steel band or copper strips is coated on outside cable core and forms protective layer；Take polrvinyl chloride or Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) extrusion molding is coated on outside protective layer and forms restrictive coating, complete the making of the optoelectronic composite cable that a kind of monolayer is filled.
A kind of make a kind of method of optoelectronic composite cable that monolayer is filled, it is characterised in that it includes following steps:
Make the step of fiber optic communication unit: modified polypropene or polybutylene terephthalate (PBT) are inserted in secondary coated extruding machine the protection pipe shearing, compress, melt and being extruded into sky；In taking many G.652 the protection pipe of sky being inserted by type or many G.653 type or many G.654 type or many G.655 type or many G.656 type or many G.657 type or many A1a types or many A1b types or many A1c types or many OM1 types or many OM2 types or many OM3 types or many energy mode transmission optical fiber; simultaneously in empty protection pipe, pressure with 0.2～0.4bar sprays and adds model as LT-410 or the fine cream of LT-420; make protection pipe internal clearance compactedness >=95%, optical fiber longer 1.002～1.025 times than the length of protection pipe, form fiber optic communication unit；Repeat aforesaid operations, form multiple fiber optic communication unit；
Make the step of transmission pressure: will many copper wires or multiple aluminium wire or many copper-clad aluminium wires or many copper-clad magnesium silks or many copper coated aluminum magnesium silks or many aluminum-alloy wires or many Mg alloy wire synnemas formation conductors on strand winder, outside conductor, extrude, by extruding machine, the polrvinyl chloride or Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) formation insulating barrier that thickness is 0.6～1.5mm, complete the processing of single transmission pressure；Repeat aforesaid operations, form many transmission pressures；
Make the step of special-shaped packing gasket: take polypropylene or polyethylene or the composite being made up of by weight following raw material: polypropylene: 40～60 parts, when 200 DEG C, oxidation induction period is [32, 40] Low Density Polyethylene: 20～30 parts, melt flow rate (MFR) is the medium density polyethylene of 1.2～1.6g/10min: 10～20 parts, polybutylene terephthalate (PBT): 8～12 parts, nylon 6 or nylon66 fiber: 8～12 parts, dibutyl phthalate: 2～4 parts, commercially available model is the plastics antioxidant of 1010 or plastics antioxidant that commercially available model is 168: 1～3 part, aluminium hydroxide: 10～15 parts, Tissuemat E: 2～4 parts；It is placed in cable extruding machine, is extruded by the mould of extrusion headFormedSpecial-shaped packing gasket, described special-shaped packing gasket is formed by multiple little extrusion moldings of structure gasket for packing body, and the plurality of little structure gasket for packing body forms a complete periphery；Described little structure gasket for packing body includes rope body, rope body is made up of four sections of cylinder arc bodies, the other end of the first cylinder arc body connects one end of the 3rd cylinder arc body, the other end of the 3rd cylinder arc body connects one end of the second cylinder arc body, one end of 4th cylinder arc body connects one end of the first cylinder arc body, and the other end of the 4th cylinder arc body connects the other end of the second cylinder arc body；First cylinder arc body, the second cylinder arc body, the 3rd cylinder arc body, the bending of the 4th cylinder arc body are in the same direction；First cylinder arc body and the equal diameters of the second cylinder arc body, arc length are equal；First cylinder arc body, both the second cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；3rd cylinder arc body, both the 4th cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；The arc length of the 3rd cylinder arc body not less than circle corresponding to this arc circumference 2/3 and the 3rd the arc length of cylinder arc body be not more than circle corresponding to this arc circumference 4/5；In arbitrary cross section perpendicular with special-shaped packing gasket central axis, the junction point of one end of the other end of all first cylinder arc bodies and the junction point of one end, the other end of all 3rd cylinder arc bodies and the second cylinder arc body of the 3rd cylinder arc body, all on same circumference；The 1/2 or 1/3 or 1/4 or 1/5 or 1/6 or 1/7 or 1/8 or 1/9 or 1/10 or 1/11 or 1/12 of the circumference of the circle that arc this arc a length of of described 4th cylinder arc body is corresponding；The 1/2 or 1/3 or 1/4 of the circumference of the circle that arc this arc a length of of described first cylinder arc body is corresponding；
Make the step of compound special-shaped packing gasket: take the fiber optic communication unit and special-shaped packing gasket made, fiber optic communication unit is embedded in the 3rd cylinder arc body of special-shaped packing gasket, and the whole arc bodies making a part for fiber optic communication unit be positioned at the 3rd cylinder arc body, fiber optic communication unit and the 3rd cylinder arc body contact；It is external that a part for fiber optic communication unit is positioned at the 3rd cylinder arc；
Make the step of cable core: take the many transmission pressures made, many compound special-shaped packing gaskets and reinforcement, many transmission pressures are respectively penetrated in the first cylinder arc body, the second cylinder arc body, reinforcement is penetrated the centre position of many transmission pressures, makes reinforcement and transmission pressure tangent or place the most with gap；Adjacent transmission pressure is the most tangent or is placed on the most with gap outside reinforcement, make that fiber optic communication unit is mutually circumscribed with adjacent transmission pressure, make the first cylinder arc body of special-shaped packing gasket, the second cylinder arc body be close to transmission pressure, and in the projection in the plane of arbitrary axis perpendicular with reinforcement, the circular arc of the circle that all 4th cylinder arc bodies of special-shaped packing gasket are corresponding is on same circumference and the center of circle of this center of circle and reinforcement coincides；Form cable core；
Make the step of the optoelectronic composite cable that a kind of monolayer of finished product is filled: take waterstop or non-woven fabrics or mica tape or polyester belt or aluminium strip or steel band or copper strips is coated on outside cable core and forms protective layer；Take polrvinyl chloride or Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) extrusion molding is coated on outside protective layer and forms restrictive coating, complete the making of the optoelectronic composite cable that a kind of monolayer is filled.
Embodiment 5
Refer to Fig. 1 to Fig. 6；The optoelectronic composite cable that a kind of monolayer is filled, it include reinforcement, be positioned at many transmission pressures outside reinforcement and at least filling component essentially identical with transmission pressure diameter, be positioned in adjacent transmission pressure external series gap or be positioned in the external series gap of adjacent filling component or be positioned at the fiber optic communication unit in adjacent transmission pressure and filling component external series gap, restrictive coating that protective layer transmission pressure, filling component and fiber optic communication unit enveloped, extrusion molding are coated on outside protective layer；Reinforcement is tangent with transmission pressure or arranges the most with gap, and reinforcement is tangent with filling component or arranges the most with gap；It is characterized in that in described adjacent transmission pressure external series gap or in the external series gap of adjacent filling component or adjacent transmission pressure has any one special-shaped packing gasket described above in filling component external series gap, protective layer is positioned at outside special-shaped packing gasket, when the surrounding of special-shaped packing gasket is adjacent transmission pressure, first cylinder arc body of special-shaped packing gasket, second cylinder arc body is close to transmission pressure, a part for fiber optic communication unit is positioned at the 3rd cylinder arc body, whole arc bodies of fiber optic communication unit and the 3rd cylinder arc body contact, fiber optic communication unit is mutually circumscribed with transmission pressure；When the surrounding of special-shaped packing gasket is adjacent transmission pressure and filling component, first cylinder arc body of special-shaped packing gasket, the second cylinder arc body are close to transmission pressure and the filling component of correspondence, a part for fiber optic communication unit is positioned at the 3rd cylinder arc body, whole arc bodies of fiber optic communication unit and the 3rd cylinder arc body contact, and fiber optic communication unit is mutually circumscribed with transmission pressure and filling component；When the surrounding of special-shaped packing gasket is adjacent filling component, first cylinder arc body of special-shaped packing gasket, the second cylinder arc body are close to filling component, a part for fiber optic communication unit is positioned at the 3rd cylinder arc body, whole arc bodies of fiber optic communication unit and the 3rd cylinder arc body contact, and fiber optic communication unit is mutually circumscribed with filling component；In projection in the plane of arbitrary axis perpendicular with optoelectrical cable, the circular arc of the circle that all 4th cylinder arc bodies of special-shaped packing gasket are corresponding is on same circumference and the center of circle of this center of circle and reinforcement coincides；Transmission pressure is made up of conductor and the insulating barrier that is coated on outside conductor, and fiber optic communication unit is made up of optical fiber and the protection pipe that enveloped by optical fiber.
The manufacture method of the optoelectronic composite cable that a kind of monolayer in this embodiment is filled, basic with embodiment 4, one of difference is: also had the step of a making filling component before making the step of cable core, the step making filling component is: taking polyethylene or cable sheath extruded machine put into by polypropylene, extrusion molding is formed as transmission pressure diameter or substantially uniform-diameter filling component；And repeatable operation forms many filling components；It is: make in the step of cable core that at least filling component is replaced transmission pressure with the two of embodiment 4 difference.
The optoelectronic composite cable that a kind of monolayer described in above-mentioned embodiment 4 or embodiment 5 is filled, it is characterised in that the material of described reinforcement is steel wire or polyethylene or polypropylene or fiberglass reinforced plastics.
The optoelectronic composite cable that a kind of monolayer described in above-mentioned embodiment 4 or embodiment 5 is filled, it is characterised in that the material of main part of described filling component is polyethylene or polypropylene.
The optoelectronic composite cable that a kind of monolayer described in above-mentioned embodiment 4 or embodiment 5 is filled, it is characterised in that the material of described protective layer is waterstop or non-woven fabrics or mica tape or polyester belt or aluminium strip or steel band or copper strips.
The optoelectronic composite cable that a kind of monolayer described in above-mentioned embodiment 4 or embodiment 5 is filled, it is characterised in that the material of described restrictive coating is polrvinyl chloride or Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE).
The optoelectronic composite cable that a kind of monolayer described in above-mentioned embodiment 4 or embodiment 5 is filled, it is characterised in that the material of described conductor is copper or aluminum or copper cover aluminum or copper-clad magnesium or aluminium in copper magnesium or aluminium alloy or magnesium alloy.
The optoelectronic composite cable that a kind of monolayer described in above-mentioned embodiment 4 or embodiment 5 is filled, it is characterised in that the material of described insulating barrier is polrvinyl chloride or Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE).
The optoelectronic composite cable that a kind of monolayer described in above-mentioned embodiment 4 or embodiment 5 is filled, it is characterised in that described optical fiber is single-mode fiber or multimode fibre.
Further, the optoelectronic composite cable that a kind of monolayer described in above-mentioned embodiment 4 or embodiment 5 is filled, it is characterised in that described optical fiber is energy transmission optical fibre or G.652 type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or A1a type or A1b type or A1c type or OM1 type or OM2 type or OM3 type.
The optoelectronic composite cable that a kind of monolayer described in above-mentioned embodiment 4 or embodiment 5 is filled, it is characterised in that the material of described protection pipe is modified polypropene or polybutylene terephthalate (PBT) or steel.
Special-shaped packing gasket in the present invention has that simple in construction, easily making, humidity, processing characteristics be excellent, resistance to compression restorability excellent beneficial effect excellent, ageing-resistant, elastic.
nullThe optoelectronic composite cable that a kind of monolayer in the present invention is filled，Owing to having used above-mentioned special-shaped packing gasket，In special-shaped packing gasket the arc length of the 3rd cylinder arc body not less than circle corresponding to this arc circumference 2/3 and the 3rd the arc length of cylinder arc body be not more than circle corresponding to this arc circumference 4/5，Therefore，Fiber optic communication unit is predominantly located in the 3rd cylinder arc body，Some is positioned at outside the 3rd cylinder arc body，Owing to special-shaped packing gasket has excellent elasticity and toughness，Therefore，Fiber optic communication unit can be made as the 3rd cylinder arc body the most slightly larger，In so fiber optic communication unit can be embedded into the 3rd cylinder arc body，Form tight fit，Will not be from the 3rd cylinder arc body effusion，Fiber optic communication unit and transmission pressure or special-shaped packing gasket simultaneously、Or transmission pressure and special-shaped packing gasket tangent，And protective layer is coated on outside cable core，And in the projection in the plane of arbitrary axis perpendicular with reinforcement，The circular arc of the circle that all 4th cylinder arc bodies of special-shaped packing gasket are corresponding is on same circumference and the center of circle of this center of circle and reinforcement coincides，Therefore cable core、Protective layer more rounding、Optoelectrical cable outward appearance more rounding、Smooth；Special construction due to the present invention; therefore it is no longer necessary to the wrapping of yarn class material; both provided cost savings, and there is not yarn class material and transmission pressure when variations in temperature, protection tube material is because of temperature shrinkage/expand different and prick bad transmission wire, protection pipe, and then affects the defect of optical cable performance；Owing to fiber optic communication unit is arranged in the 3rd cylinder arc body dexterously, even therefore the long-pending transmission of electricity in big current-carrying capacity, heavy in section lead to, it is not required that make large-sized protection pipe, provide cost savings, make protection pipe more general simultaneously；Due in the present invention; special-shaped packing gasket, transmission pressure, reinforcement are actually parallel mode and arrange; and without yarn class binder; therefore after workmen's stripping optical cable; it is no longer necessary to cut off yarn class binder, take out corresponding special-shaped packing gasket; stripping out protection pipe the most lightly, can realize protecting pipe to separate with special-shaped packing gasket, construction is quite convenient, in hgher efficiency.
In the present invention, gasket for packing body or little gasket for packing body can also have different colors, and such light unit and transmission pressure can not have color, also can identify easily, so can make speed of production faster, the versatility of light unit and transmission pressure higher；Namely the material of gasket for packing body or little gasket for packing body can increase Masterbatch material, described Masterbatch can be polyethylene color masterbatch, and weight is gasket for packing body or the 1%～2% of little gasket for packing other material of body.
Therefore, the Advantageous Effects such as the optoelectronic composite cable that a kind of monolayer of the present invention is filled has that simple in construction, cost be lower, more excellent performance, construction are more convenient.
The optoelectronic composite cable that in the present invention, a kind of monolayer is filled, its manufacture method is simple, easily grasp, the production equipment kind that used is few, and space hold is few, cost puts into low.
The present invention is not limited to above-mentioned preferred forms, it will be appreciated that the design of the present invention can be implemented to use by other various forms, and they also fall within protection scope of the present invention.

Claims (6)

1. the optoelectronic composite cable that monolayer is filled, it includes reinforcement, is positioned at outside reinforcement and the most tangent or that slightly many transmission pressures of gap placement, the fiber optic communication unit being positioned in adjacent transmission pressure external series gap, protective layer transmission pressure and fiber optic communication unit enveloped, extrusion molding are coated on outside protective layer restrictive coating；It is characterized in that described adjacent transmission pressure external series gap has special-shaped packing gasket, described special-shaped packing gasket is spliced successively by multiple little structure gasket for packing bodies or an extrusion molding is formed, and the plurality of little structure gasket for packing body pieces together a complete periphery；Described little structure gasket for packing body includes rope body, rope body is made up of four sections of cylinder arc bodies, the other end of the first cylinder arc body connects one end of the 3rd cylinder arc body, the other end of the 3rd cylinder arc body connects one end of the second cylinder arc body, one end of 4th cylinder arc body connects one end of the first cylinder arc body, and the other end of the 4th cylinder arc body connects the other end of the second cylinder arc body；First cylinder arc body, the second cylinder arc body, the 3rd cylinder arc body, the bending of the 4th cylinder arc body are in the same direction；First cylinder arc body and the equal diameters of the second cylinder arc body, arc length are equal；First cylinder arc body, both the second cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；3rd cylinder arc body, both the 4th cylinder arc bodies are symmetrical with the line in the 4th center of circle, cylinder arc body place about the 3rd center of circle, cylinder arc body place；The arc length of the 3rd cylinder arc body not less than circle corresponding to this arc circumference 2/3 and the 3rd the arc length of cylinder arc body be not more than circle corresponding to this arc circumference 4/5；In arbitrary cross section perpendicular with special-shaped packing gasket central axis, the junction point of one end of the other end of all first cylinder arc bodies and the junction point of one end, the other end of all 3rd cylinder arc bodies and the second cylinder arc body of the 3rd cylinder arc body, all on same circumference；The 1/2 or 1/3 or 1/4 or 1/5 or 1/6 or 1/7 or 1/8 or 1/9 or 1/10 or 1/11 or 1/12 of the circumference of the circle that arc this arc a length of of described 4th cylinder arc body is corresponding；The 1/2 or 1/3 or 1/4 of the circumference of the circle that arc this arc a length of of described first cylinder arc body is corresponding；First cylinder arc body of special-shaped packing gasket, the second cylinder arc body are close to transmission pressure, and protective layer is positioned at outside special-shaped packing gasket；A part for fiber optic communication unit is positioned at whole arc bodies of the 3rd cylinder arc body, fiber optic communication unit and the 3rd cylinder arc body and contacts, and fiber optic communication unit is mutually circumscribed with transmission pressure；Reinforcement is tangent with transmission pressure or arranges the most with gap；In projection in the plane of the axis perpendicular of optoelectronic composite cable that is arbitrary and that have special-shaped packing gasket, the circular arc of the circle that all 4th cylinder arc bodies of special-shaped packing gasket are corresponding is on same circumference and the center of circle of this center of circle and reinforcement coincides；Transmission pressure is made up of conductor and the insulating barrier that is coated on outside conductor, and fiber optic communication unit is made up of optical fiber and the protection pipe that enveloped by optical fiber；The material of the little structure gasket for packing body in described special-shaped packing gasket is by weight, it is made up of following raw material: polypropylene: 40～60 parts, when 200 DEG C, oxidation induction period is [32, 40] Low Density Polyethylene: 20～30 parts, melt flow rate (MFR) is the medium density polyethylene of 1.2～1.6g/10min: 10～20 parts, polybutylene terephthalate (PBT): 8～12 parts, nylon 6 or nylon66 fiber: 8～12 parts, dibutyl phthalate: 2～4 parts, commercially available model is the plastics antioxidant of 1010 or plastics antioxidant that commercially available model is 168: 1～3 part, aluminium hydroxide: 10～15 parts, Tissuemat E: 2～4 parts；The material of described protective layer is waterstop or non-woven fabrics or mica tape or polyester belt or aluminium strip.
2. the optoelectronic composite cable filled according to a kind of monolayer described in claim 1 or claim 2, it is characterised in that the material of described restrictive coating is polrvinyl chloride or Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE).
The optoelectronic composite cable that a kind of monolayer the most according to claim 2 is filled, it is characterised in that the material of described conductor is copper or aluminum or copper cover aluminum or copper-clad magnesium or aluminium in copper magnesium or aluminium alloy or magnesium alloy.
The optoelectronic composite cable that a kind of monolayer the most according to claim 3 is filled, it is characterised in that the material of described insulating barrier is polrvinyl chloride or Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE).
The optoelectronic composite cable that a kind of monolayer the most according to claim 4 is filled, it is characterised in that described optical fiber is single-mode fiber or multimode fibre；The material of described protection pipe is modified polypropene or polybutylene terephthalate (PBT) or steel.
The optoelectronic composite cable that a kind of monolayer the most according to claim 5 is filled, it is characterised in that described optical fiber is energy transmission optical fibre or G.652 type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or A1a type or A1b type or A1c type or OM1 type or OM2 type or OM3 type.
CN201610386810.4A 2015-03-10 2015-03-31 Singer-layer-filled optoelectrical composite cable Pending CN105929502A (en)

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CN201610386807.2A Pending CN105825933A (en) 2015-03-10 2015-03-31 Photoelectric composite cable achieving soft filling
CN201610386809.1A Pending CN106024149A (en) 2015-03-10 2015-03-31 Compositely-filled photoelectric composite cable
CN201610386810.4A Pending CN105929502A (en) 2015-03-10 2015-03-31 Singer-layer-filled optoelectrical composite cable
CN201610386801.5A Pending CN106098230A (en) 2015-03-10 2015-03-31 The photoelectric mixed cable that a kind of half dry type is filled
CN201610386802.XA Pending CN105825947A (en) 2015-03-10 2015-03-31 Photoelectric composite cable with packaged filling function
CN201610386804.9A Pending CN106098231A (en) 2015-03-10 2015-03-31 A kind of photoelectric mixed cable of dry filling
CN201510147109.2A Expired - Fee Related CN104751981B (en) 2015-03-10 2015-03-31 A kind of optoelectronic composite cable with special-shaped packing gasket
CN201610386803.4A Pending CN105825932A (en) 2015-03-10 2015-03-31 Photoelectric hybrid cable filled in a bundled mode
CN201610301768.1A Pending CN105788742A (en) 2015-03-10 2015-03-31 Photoelectric composite cable with special-shaped filling material
CN201610301767.7A Pending CN106024175A (en) 2015-03-10 2015-03-31 Photoelectric composite cable
CN201610386805.3A Pending CN105825948A (en) 2015-03-10 2015-03-31 Photoelectric composite cable with coated filling function

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CN201610386804.9A Pending CN106098231A (en) 2015-03-10 2015-03-31 A kind of photoelectric mixed cable of dry filling
CN201510147109.2A Expired - Fee Related CN104751981B (en) 2015-03-10 2015-03-31 A kind of optoelectronic composite cable with special-shaped packing gasket
CN201610386803.4A Pending CN105825932A (en) 2015-03-10 2015-03-31 Photoelectric hybrid cable filled in a bundled mode
CN201610301768.1A Pending CN105788742A (en) 2015-03-10 2015-03-31 Photoelectric composite cable with special-shaped filling material
CN201610301767.7A Pending CN106024175A (en) 2015-03-10 2015-03-31 Photoelectric composite cable
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CN104751981A (en) 2015-07-01
CN105788742A (en) 2016-07-20

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Application publication date: 20160907