CN105590694A - Photoelectric composite cable with special-shaped filling ropes - Google Patents
Photoelectric composite cable with special-shaped filling ropes Download PDFInfo
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- CN105590694A CN105590694A CN201610170412.9A CN201610170412A CN105590694A CN 105590694 A CN105590694 A CN 105590694A CN 201610170412 A CN201610170412 A CN 201610170412A CN 105590694 A CN105590694 A CN 105590694A
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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
- G02B6/443—Protective covering
- G02B6/4432—Protective covering with fibre reinforcements
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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
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
- H01B1/026—Alloys based on copper
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- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
- H01B3/08—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances quartz; glass; glass wool; slag wool; vitreous enamels
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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
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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
- H01B7/1895—Internal space filling-up 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
- H01B7/17—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
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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
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
- H01B7/2825—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable using a water impermeable sheath
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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
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
- H01B7/285—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable by completely or partially filling interstices in the cable
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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
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
- H01B7/285—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable by completely or partially filling interstices in the cable
- H01B7/288—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable by completely or partially filling interstices in the cable using hygroscopic material or material swelling in the presence of liquid
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Insulated Conductors (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention belongs to the technical field of wire cables, and relates to a photoelectric composite cable with multiple special-shaped filling ropes. The photoelectric composite cable is composed of at least two electricity transmission units, at least one optical fiber signal transmission unit, the special-shaped filling ropes, a protective layer and an outer sheath; each electricity transmission unit is composed of an electricity transmission conductor and an insulation layer. The photoelectric composite cable is characterized in that each special-shaped filling rope is composed of a strengthening component, an inner waterproof layer, a moisture permeating layer and an outer waterproof layer, wherein the moisture permeating layer is provided with multiple moisture permeating holes communicating the corresponding inner waterproof layer with the corresponding outer waterproof layer; or each special-shaped filling rope is composed of a strengthening component, an inner waterproof layer located outside the strengthening component, a moisture permeating layer wrapping the exterior of the inner waterproof layer and an outer waterproof layer located outside the moisture permeating layer, wherein the moisture permeating layer is provided with multiple moisture permeating holes communicating the corresponding inner waterproof layer with the corresponding outer waterproof layer; the outer waterproof layers are made of single-sided membrane-coated waterproof tapes which are provided with multiple holes, and the membrane-coated surfaces of the waterproof tapes are stuck to the moisture permeating layers. The photoelectric composite cable has the technical advantages of being simple in structure, low in cost, environmentally friendly, small in weight, easy to produce, more excellent in waterproof performance and the like.
Description
The application is that name is called: optoelectrical cable, the applying date with special-shaped packing gasket are: on 03 16th, 2015, application number are: the divisional application of the application for a patent for invention of 201510113710.X.
Technical field
The invention belongs to technical field of cables, especially relate to the optoelectronic composite cable with special-shaped packing gasket.
Background technology
Along with the develop rapidly of telecommunications, the application of optical fiber cable and electric wire is increasing. The optoelectronic composite cable in other words use of optoelectrical cable or photoelectric mixed cable can make electricity, light directly register one's residence, and operator does not need to apply in addition electric load, therefore, is more and more favored by operator. But mainly there is following problem in existing optoelectronic composite cable: not rounding of (1) cable core, in order to make product rounding, need a lot of fillers or make thicker sheath, increase like this cost; (2) adopt ointment class to fill, not environmental protection, solidifies when temperature is low, and evaporation when temperature is high when indoor use or extend into ointment in the cable in stopping up and overflow, causes environmental pollution; (3) gasket for packing can only do gap-fill use, can not effectively block water.
In view of above-mentioned defect, better solution is expected to have in operator and manufacture commercial city.
Summary of the invention
In order to address the above problem, the object of the invention is to disclose a kind of optical cable that there is the optoelectronic composite cable of special-shaped packing gasket and there is special-shaped packing gasket; They are realized by the following technical solutions.
In embodiment 1 of the present invention, there is the optoelectronic composite cable of special-shaped packing gasket, formed by least two transmission of electricity unit, at least one fiber-optic signal transmission unit, central reinforce member, many special-shaped packing gaskets, protective layer, oversheaths, the insulating barrier that transmission of electricity unit envelopes by power transmission conductor, by power transmission conductor forms, fiber-optic signal transmission unit by optical fiber, envelope fibre-optic protection tube and form, all transmissions of electricity unit, all fiber-optic signal transmission units distribute around central reinforce member, every special-shaped packing gasket is all positioned at adjacent transmission of electricity unit, in the gap that fiber-optic signal transmission unit and protective layer form, or every special-shaped packing gasket is all arranged in the gap of adjacent transmission of electricity unit and protective layer formation, or every special-shaped packing gasket is all arranged in the gap of adjacent fiber-optic signal transmission unit and protective layer formation, protective layer is by all transmissions of electricity unit, all fiber-optic signal transmission units, central reinforce member, all special-shaped packing gaskets envelope, oversheath extrusion molding is coated on outside protective layer, it is characterized in that described special-shaped packing gasket by stiffener, be positioned at water blocking layer outside stiffener, be coated on the moisture vapor transmission layer outside water blocking layer, the outer water blocking layer being positioned at outside moisture vapor transmission layer forms, and has the moisture vapor transmission hole of water blocking layer and outer water blocking layer in multiple connections on moisture vapor transmission layer.
In embodiment 2 of the present invention and embodiment 3, there is the optoelectronic composite cable of special-shaped packing gasket, formed by least two transmission of electricity unit, at least one fiber-optic signal transmission unit, many special-shaped packing gaskets, protective layer, oversheaths, the insulating barrier that transmission of electricity unit envelopes by power transmission conductor, by power transmission conductor forms, fiber-optic signal transmission unit by optical fiber, envelope fibre-optic protection tube and form, all transmissions of electricity unit, all fiber-optic signal transmission units distribute around a special-shaped packing gasket, other many special-shaped packing gaskets lay respectively at adjacent transmission of electricity unit, in the gap that fiber-optic signal transmission unit and protective layer form, or every special-shaped packing gasket is all arranged in the gap of adjacent transmission of electricity unit and protective layer formation, or every special-shaped packing gasket is all arranged in the gap of adjacent fiber-optic signal transmission unit and protective layer formation, protective layer is by all transmissions of electricity unit, all fiber-optic signal transmission units, all special-shaped packing gaskets envelope, oversheath extrusion molding is coated on outside protective layer, it is characterized in that described special-shaped packing gasket by stiffener, be positioned at water blocking layer outside stiffener, be coated on the moisture vapor transmission layer outside water blocking layer, the outer water blocking layer being positioned at outside moisture vapor transmission layer forms, and has the moisture vapor transmission hole of water blocking layer and outer water blocking layer in multiple connections on moisture vapor transmission layer.
In above-mentioned arbitrary embodiment, in the gap that adjacent transmission of electricity unit, fiber-optic signal transmission unit and protective layer forms, only has a special-shaped packing gasket; In the gap that adjacent transmission of electricity unit and protective layer form, only has a special-shaped packing gasket; In the gap that adjacent fiber-optic signal transmission unit and protective layer form, only has a special-shaped packing gasket.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, the material that it is characterized in that described power transmission conductor is copper or aluminium or alloy.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, the material that it is characterized in that described insulating barrier is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polypropylene or polyvinyl chloride or low smoke and zero halogen polyethylene.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, the material that it is characterized in that described stiffener is steel wire or fiberglass reinforced plastics or aramid yarn or glass fiber yarn.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, the material that it is characterized in that described interior water blocking layer is water blocking yarn, is to be closely wrapped on stiffener.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, the material that it is characterized in that described moisture vapor transmission layer is polyester belt.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, the material that it is characterized in that described outer water blocking layer is water-proofing powder, water-proofing powder is bonded on moisture vapor transmission layer.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, is characterized in that described optical fiber is for 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 with special-shaped packing gasket described in above-mentioned arbitrary embodiment, the material that it is characterized in that described protection tube is modified polypropene or polybutylene terephthalate (PBT) or steel or aluminium or copper.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, the material that it is characterized in that described protective layer is polyester belt or waterstop or aluminium-plastic tape or composite steel-plastic belt or glass fiber tape.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, the material that it is characterized in that described oversheath is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polypropylene or polyvinyl chloride or low smoke and zero halogen polyethylene.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, the material that it is characterized in that described central reinforce member is steel wire or steel wire strand rope or fiberglass-reinforced plastic lever.
Further, the optoelectronic composite cable with special-shaped packing gasket described above, is characterized in that the outer extrusion molding of described central reinforce member is coated with plastics.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, can also use the special-shaped packing gasket shown in Fig. 5, this special-shaped packing gasket by stiffener, be positioned at water blocking layer outside stiffener, be coated on the moisture vapor transmission layer outside water blocking layer, the outer water blocking layer being positioned at outside moisture vapor transmission layer forms, and has the moisture vapor transmission hole of water blocking layer and outer water blocking layer in multiple connections on moisture vapor transmission layer; The material of outer water blocking layer is one side film waterstop, is to have multiple holes on waterstop, and overlay film face sticks on moisture vapor transmission layer.
In the invention process example 4, there is the optical cable of special-shaped packing gasket, formed by multifiber signal transmission unit, central reinforce member, many special-shaped packing gaskets, protective layer, oversheaths; Fiber-optic signal transmission unit by optical fiber, envelope fibre-optic protection tube and form; Multifiber signal transmission unit distributes around central reinforce member, many special-shaped packing gaskets lay respectively in the gap of adjacent fiber-optic signal transmission unit and protective layer formation, protective layer envelopes all fiber-optic signal transmission units, central reinforce member, all special-shaped packing gaskets, and oversheath extrusion molding is coated on outside protective layer; It is characterized in that described special-shaped packing gasket by stiffener, be positioned at water blocking layer outside stiffener, be coated on the moisture vapor transmission layer outside water blocking layer, the outer water blocking layer being positioned at outside moisture vapor transmission layer forms, and has the moisture vapor transmission hole of water blocking layer and outer water blocking layer in multiple connections on moisture vapor transmission layer.
In the invention process example 5 and embodiment 6, there is the optical cable of special-shaped packing gasket, formed by least one fiber-optic signal transmission unit, at least one packing elements, many special-shaped packing gaskets, protective layer, oversheaths, fiber-optic signal transmission unit by optical fiber, envelope fibre-optic protection tube and form, all fiber-optic signal transmission units, all packing elements distribute around a special-shaped packing gasket, other many special-shaped packing gaskets lay respectively in the gap of adjacent fiber-optic signal transmission unit and protective layer formation, and/or every special-shaped packing gasket is all arranged in the gap that adjacent packing elements and protective layer form, and/or every special-shaped packing gasket is all positioned at adjacent fiber-optic signal transmission unit, in the gap that packing elements and protective layer form, protective layer is by all fiber-optic signal transmission units, all packing elements, all special-shaped packing gaskets envelope, oversheath extrusion molding is coated on outside protective layer, it is characterized in that described special-shaped packing gasket by stiffener, be positioned at water blocking layer outside stiffener, be coated on the moisture vapor transmission layer outside water blocking layer, the outer water blocking layer being positioned at outside moisture vapor transmission layer forms, and has the moisture vapor transmission hole of water blocking layer and outer water blocking layer in multiple connections on moisture vapor transmission layer.
The optical cable with special-shaped packing gasket described above, only has a special-shaped packing gasket in the gap that adjacent fiber-optic signal transmission unit and protective layer form; In the gap that adjacent packing elements and protective layer form, only has a special-shaped packing gasket; In the gap that adjacent fiber-optic signal transmission unit, packing elements and protective layer forms, only has a special-shaped packing gasket.
Above-mentioned embodiment 4 is to the optical cable with special-shaped packing gasket described in arbitrary embodiment in embodiment 5, and the material that it is characterized in that described stiffener is steel wire or fiberglass reinforced plastics or aramid yarn or glass fiber yarn.
Above-mentioned embodiment 4 is to the optical cable with special-shaped packing gasket described in arbitrary embodiment in embodiment 6, and the material that it is characterized in that described interior water blocking layer is water blocking yarn, is to be closely wrapped on stiffener.
Above-mentioned embodiment 4 is to the optical cable with special-shaped packing gasket described in arbitrary embodiment in embodiment 6, and the material that it is characterized in that described moisture vapor transmission layer is polyester belt.
Above-mentioned embodiment 4 is to the optical cable with special-shaped packing gasket described in arbitrary embodiment in embodiment 6, and the material that it is characterized in that described outer water blocking layer is water-proofing powder, and water-proofing powder is bonded on moisture vapor transmission layer.
Above-mentioned embodiment 4, to the optical cable with special-shaped packing gasket described in arbitrary embodiment in embodiment 6, is characterized in that described optical fiber is for 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.
Above-mentioned embodiment 4 is to the optical cable with special-shaped packing gasket described in arbitrary embodiment in embodiment 6, and the material that it is characterized in that described protection tube is modified polypropene or polybutylene terephthalate (PBT) or steel or aluminium or copper.
Above-mentioned embodiment 4 is to the optical cable with special-shaped packing gasket described in arbitrary embodiment in embodiment 6, and the material that it is characterized in that described protective layer is polyester belt or waterstop or aluminium-plastic tape or composite steel-plastic belt or glass fiber tape.
Above-mentioned embodiment 4 is to the optical cable with special-shaped packing gasket described in arbitrary embodiment in embodiment 6, and the material that it is characterized in that described oversheath is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polypropylene or polyvinyl chloride or low smoke and zero halogen polyethylene.
Above-mentioned embodiment 4 is to the optical cable with special-shaped packing gasket described in arbitrary embodiment in embodiment 6, and the material that it is characterized in that described central reinforce member is steel wire or steel wire strand rope or fiberglass-reinforced plastic lever.
Further, the optical cable with special-shaped packing gasket described above, is characterized in that the outer extrusion molding of described central reinforce member is coated with plastics.
The technique effect such as that the present invention has is simple in structure, cost is low, environmental protection, lightweight, easy production, block-water performance are better.
Brief description of the drawings
Fig. 1 is the cross-sectional structure schematic diagram of the present invention's the first embodiment.
Fig. 2 is the top view that the special-shaped packing gasket that uses of Fig. 1 intercepts one section of solution and cut open rear amplification.
Fig. 3 is the cross-sectional structure schematic diagram of the present invention's the second embodiment.
Fig. 4 is the cross-sectional structure schematic diagram of the present invention's the 3rd embodiment.
Fig. 5 is the top view that the one section of solution of another kind of special-shaped packing gasket intercepting in the present invention is cut rear amplification open.
Fig. 6 is the cross-sectional structure schematic diagram of the present invention's the 4th embodiment.
Fig. 7 is the cross-sectional structure schematic diagram of the present invention's the 5th embodiment.
Fig. 8 is the cross-sectional structure schematic diagram of the present invention's the 6th embodiment.
Detailed description of the invention
Embodiment 1
Ask for an interview Fig. 1 Fig. 2, there is the optoelectronic composite cable of special-shaped packing gasket, formed by two transmission of electricity unit, two fiber-optic signal transmission units, central reinforce member 92, four special-shaped packing gaskets, protective layer 9, oversheaths 91; Transmission of electricity unit is made up of power transmission conductor 1, insulating barrier 2 that power transmission conductor is enveloped; Fiber-optic signal transmission unit by optical fiber 7, envelope fibre-optic protection tube 8 and form; Two transmissions of electricity unit, two fiber-optic signal transmission units are symmetrical around central reinforce member, four special-shaped packing gaskets lay respectively in four gaps of adjacent transmission of electricity unit, fiber-optic signal transmission unit and protective layer formation, protective layer envelopes two transmission of electricity unit, two fiber-optic signal transmission units, central reinforce member, four special-shaped packing gaskets, and oversheath extrusion molding is coated on outside protective layer; It is characterized in that described special-shaped packing gasket by stiffener 3, be positioned at water blocking layer 4 outside stiffener, be coated on the moisture vapor transmission layer 5 outside water blocking layer, the outer water blocking layer 6 being positioned at outside moisture vapor transmission layer forms, and has the moisture vapor transmission hole 51 of water blocking layer and outer water blocking layer in multiple connections on moisture vapor transmission layer.
This embodiment can also further improve, and has the optoelectronic composite cable of special-shaped packing gasket, is made up of at least two transmission of electricity unit, at least one fiber-optic signal transmission unit, central reinforce member 92, many special-shaped packing gaskets, protective layer 9, oversheaths 91, transmission of electricity unit is made up of power transmission conductor 1, insulating barrier 2 that power transmission conductor is enveloped, fiber-optic signal transmission unit by optical fiber 7, envelope fibre-optic protection tube 8 and form, all transmissions of electricity unit, all fiber-optic signal transmission units distribute around central reinforce member, every special-shaped packing gasket is all positioned at adjacent transmission of electricity unit, in the gap that fiber-optic signal transmission unit and protective layer form, or every special-shaped packing gasket is all arranged in the gap of adjacent transmission of electricity unit and protective layer formation, or every special-shaped packing gasket is all arranged in the gap of adjacent fiber-optic signal transmission unit and protective layer formation, protective layer is by all transmissions of electricity unit, all fiber-optic signal transmission units, central reinforce member, all special-shaped packing gaskets envelope, oversheath extrusion molding is coated on outside protective layer, it is characterized in that described special-shaped packing gasket by stiffener 3, be positioned at water blocking layer 4 outside stiffener, be coated on the moisture vapor transmission layer 5 outside water blocking layer, the outer water blocking layer 6 being positioned at outside moisture vapor transmission layer forms, and has the moisture vapor transmission hole 51 of water blocking layer and outer water blocking layer in multiple connections on moisture vapor transmission layer.
Embodiment 2
Ask for an interview Fig. 3 and Fig. 2; There is the optoelectronic composite cable of special-shaped packing gasket, formed by two transmission of electricity unit, two fiber-optic signal transmission units, five special-shaped packing gaskets, protective layer 9, oversheaths 91; Transmission of electricity unit is made up of power transmission conductor 1, insulating barrier 2 that power transmission conductor is enveloped; Fiber-optic signal transmission unit by optical fiber 7, envelope fibre-optic protection tube 8 and form; Two transmission of electricity unit, two fiber-optic signal transmission units distribute around a special-shaped packing gasket, other four special-shaped packing gaskets lay respectively in four gaps of adjacent transmission of electricity unit, fiber-optic signal transmission unit and protective layer formation, protective layer envelopes two transmission of electricity unit, two fiber-optic signal transmission units, five special-shaped packing gaskets, and oversheath extrusion molding is coated on outside protective layer; It is characterized in that described special-shaped packing gasket by stiffener 3, be positioned at water blocking layer 4 outside stiffener, be coated on the moisture vapor transmission layer 5 outside water blocking layer, the outer water blocking layer 6 being positioned at outside moisture vapor transmission layer forms, and has the moisture vapor transmission hole 51 of water blocking layer and outer water blocking layer in multiple connections on moisture vapor transmission layer.
Embodiment 3
Ask for an interview Fig. 4, and referring to figs. 1 to Fig. 3; There is the optoelectronic composite cable of special-shaped packing gasket, formed by two transmission of electricity unit, two fiber-optic signal transmission units, five special-shaped packing gaskets, protective layer 9, oversheaths 91; Transmission of electricity unit is made up of power transmission conductor 1, insulating barrier 2 that power transmission conductor is enveloped; Fiber-optic signal transmission unit by optical fiber 7, envelope fibre-optic protection tube 8 and form; Two transmissions of electricity unit, two fiber-optic signal transmission units are symmetrical around a special-shaped packing gasket, other four special-shaped packing gaskets lay respectively in four gaps of adjacent transmission of electricity unit, fiber-optic signal transmission unit and protective layer formation, protective layer envelopes two transmission of electricity unit, two fiber-optic signal transmission units, five special-shaped packing gaskets, and oversheath extrusion molding is coated on outside protective layer; It is characterized in that described special-shaped packing gasket by stiffener 3, be positioned at water blocking layer 4 outside stiffener, be coated on the moisture vapor transmission layer 5 outside water blocking layer, the outer water blocking layer 6 being positioned at outside moisture vapor transmission layer forms, and has the moisture vapor transmission hole 51 of water blocking layer and outer water blocking layer in multiple connections on moisture vapor transmission layer.
Above-mentioned arbitrary embodiment 2 or embodiment 3 can also further improve, the i.e. described optoelectronic composite cable with special-shaped packing gasket, is made up of at least two transmission of electricity unit, at least one fiber-optic signal transmission unit, many special-shaped packing gaskets, protective layer 9, oversheaths 91, transmission of electricity unit is made up of power transmission conductor 1, insulating barrier 2 that power transmission conductor is enveloped, fiber-optic signal transmission unit by optical fiber 7, envelope fibre-optic protection tube 8 and form, all transmissions of electricity unit, all fiber-optic signal transmission units distribute around a special-shaped packing gasket, other many special-shaped packing gaskets lay respectively at adjacent transmission of electricity unit, in the gap that fiber-optic signal transmission unit and protective layer form, or every special-shaped packing gasket is all arranged in the gap of adjacent transmission of electricity unit and protective layer formation, or every special-shaped packing gasket is all arranged in the gap of adjacent fiber-optic signal transmission unit and protective layer formation, protective layer is by all transmissions of electricity unit, all fiber-optic signal transmission units, all special-shaped packing gaskets envelope, oversheath extrusion molding is coated on outside protective layer, it is characterized in that described special-shaped packing gasket by stiffener 3, be positioned at water blocking layer 4 outside stiffener, be coated on the moisture vapor transmission layer 5 outside water blocking layer, the outer water blocking layer 6 being positioned at outside moisture vapor transmission layer forms, and has the moisture vapor transmission hole 51 of water blocking layer and outer water blocking layer in multiple connections on moisture vapor transmission layer.
In above-mentioned arbitrary embodiment, in the gap that adjacent transmission of electricity unit, fiber-optic signal transmission unit and protective layer forms, only has a special-shaped packing gasket; In the gap that adjacent transmission of electricity unit and protective layer form, only has a special-shaped packing gasket; In the gap that adjacent fiber-optic signal transmission unit and protective layer form, only has a special-shaped packing gasket.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, the material that it is characterized in that described power transmission conductor is copper or aluminium or alloy.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, the material that it is characterized in that described insulating barrier is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polypropylene or polyvinyl chloride or low smoke and zero halogen polyethylene.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, the material that it is characterized in that described stiffener is steel wire or fiberglass reinforced plastics or aramid yarn or glass fiber yarn.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, the material that it is characterized in that described interior water blocking layer is water blocking yarn, is to be closely wrapped in interior water blocking layer on stiffener or described to comprise by weight following raw material: polyacrylamide: 50～80 parts, polyvinyl alcohol: 10～30 parts, commercially available plastics antioxidant 1010 or 1076:0.6～1.2 part.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, the material that it is characterized in that described moisture vapor transmission layer is polyester belt.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, the material that it is characterized in that described outer water blocking layer is water-proofing powder, water-proofing powder is bonded on moisture vapor transmission layer.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, is characterized in that described optical fiber is for 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 with special-shaped packing gasket described in above-mentioned arbitrary embodiment, the material that it is characterized in that described protection tube is modified polypropene or polybutylene terephthalate (PBT) or steel or aluminium or copper.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, the material that it is characterized in that described protective layer is polyester belt or waterstop or aluminium-plastic tape or composite steel-plastic belt or glass fiber tape.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, the material that it is characterized in that described oversheath is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polypropylene or polyvinyl chloride or low smoke and zero halogen polyethylene.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, the material that it is characterized in that described central reinforce member is steel wire or steel wire strand rope or fiberglass-reinforced plastic lever.
Further, the optoelectronic composite cable with special-shaped packing gasket described above, is characterized in that the outer extrusion molding of described central reinforce member is coated with plastics.
The optoelectronic composite cable with special-shaped packing gasket described in above-mentioned arbitrary embodiment, can also use the special-shaped packing gasket shown in Fig. 5, this special-shaped packing gasket by stiffener 3, be positioned at water blocking layer 4 outside stiffener, be coated on the moisture vapor transmission layer 5 outside water blocking layer, the outer water blocking layer 6 being positioned at outside moisture vapor transmission layer forms, and has the moisture vapor transmission hole 51 of water blocking layer and outer water blocking layer in multiple connections on moisture vapor transmission layer; The material of outer water blocking layer is one side film waterstop, is to have multiple holes on waterstop, and overlay film face sticks on moisture vapor transmission layer.
The optoelectronic composite cable with special-shaped packing gasket described in embodiment 1 to 3, owing to having adopted special-shaped packing gasket, this special-shaped packing gasket has the ectonexine hydrating structure that blocks water, reach superpower blocking water and water absorbing properties, more effectively protected fibre-optic optical transmission performance, environment strain property, simultaneously, because special-shaped packing gasket is dry construction, therefore can be produced into half dry type (factice for filling in protection tube) or Full-dry type photoelectric composite cable, the outer water blocking layer of special-shaped packing gasket can stop moisture to enter central special-shaped packing gasket or central reinforce member effectively, the total cross-section that reaches optoelectronic composite cable blocks water, simultaneously, because it has interior water blocking layer, therefore in the time thering is large flow water and enter optoelectronic composite cable, moisture can enter interior water blocking layer, moisture vapor transmission layer can use unidirectional material, be that water can only be from inwardly block water laminar flow and can not be from the interior water blocking layer laminar flow that outwards blocks water of outer water blocking layer, in this case, in the time having moisture to enter, the interior water blocking layer water suction of special-shaped packing gasket, while making to transmit electricity cell operation, obtain cooling, can extend optical cable service life, in addition, owing to thering is stiffener in special-shaped packing gasket, can be effectively for the production of the folding and unfolding in equipment therefore can bear certain tension force.
Embodiment 4
Ask for an interview Fig. 6, and with reference to figure 2; There is the optical cable of special-shaped packing gasket, formed by four fiber-optic signal transmission units, central reinforce member 92, four special-shaped packing gaskets, protective layer 9, oversheaths 91; Fiber-optic signal transmission unit by optical fiber 7, envelope fibre-optic protection tube 8 and form; Four fiber-optic signal transmission units distribute around central reinforce member, four special-shaped packing gaskets lay respectively in four gaps of adjacent fiber-optic signal transmission unit and protective layer formation, protective layer envelopes four fiber-optic signal transmission units, central reinforce member, four special-shaped packing gaskets, and oversheath extrusion molding is coated on outside protective layer; It is characterized in that described special-shaped packing gasket by stiffener 3, be positioned at water blocking layer 4 outside stiffener, be coated on the moisture vapor transmission layer 5 outside water blocking layer, the outer water blocking layer 6 being positioned at outside moisture vapor transmission layer forms, and has the moisture vapor transmission hole 51 of water blocking layer and outer water blocking layer in multiple connections on moisture vapor transmission layer.
Certainly; fiber-optic signal transmission unit in this embodiment can be other many, correspondingly; special-shaped packing gasket can be other many; multifiber signal transmission unit distributes around central reinforce member; many special-shaped packing gaskets lay respectively in the gap of adjacent fiber-optic signal transmission unit and protective layer formation; protective layer envelopes all fiber-optic signal transmission units, central reinforce member, all special-shaped packing gaskets, and oversheath extrusion molding is coated on outside protective layer.
Embodiment 5
Ask for an interview Fig. 7, and with reference to figure 2; There is the optical cable of special-shaped packing gasket, formed by three fiber-optic signal transmission units, packing elements 93, central reinforce member 92, four special-shaped packing gaskets, protective layer 9, oversheaths 91; Fiber-optic signal transmission unit by optical fiber 7, envelope fibre-optic protection tube 8 and form; Three fiber-optic signal transmission units, a packing elements distribute around central reinforce member, in the gap that four special-shaped packing gaskets lay respectively in the gap that adjacent fiber-optic signal transmission unit and protective layer form and adjacent fiber-optic signal transmission unit, packing elements and protective layer forms, protective layer envelopes three fiber-optic signal transmission units, packing elements, central reinforce member, four special-shaped packing gaskets, and oversheath extrusion molding is coated on outside protective layer; It is characterized in that described special-shaped packing gasket by stiffener 3, be positioned at water blocking layer 4 outside stiffener, be coated on the moisture vapor transmission layer 5 outside water blocking layer, the outer water blocking layer 6 being positioned at outside moisture vapor transmission layer forms, and has the moisture vapor transmission hole 51 of water blocking layer and outer water blocking layer in multiple connections on moisture vapor transmission layer.
Embodiment 4 and embodiment 5 can also further improve, there is the optical cable of special-shaped packing gasket, formed by least one fiber-optic signal transmission unit, at least one packing elements 93, central reinforce member 92, many special-shaped packing gaskets, protective layer 9, oversheaths 91; Fiber-optic signal transmission unit by optical fiber 7, envelope fibre-optic protection tube 8 and form; All fiber-optic signal transmission units, all packing elements distribute around central reinforce member, in the gap that special-shaped packing gasket lays respectively in the gap that adjacent fiber-optic signal transmission unit and protective layer form and/or adjacent fiber-optic signal transmission unit, packing elements and protective layer forms and or the gap that forms of adjacent packing elements and protective layer in, protective layer envelopes all fiber-optic signal transmission units, all packing elements, central reinforce member, all special-shaped packing gaskets, and oversheath extrusion molding is coated on outside protective layer; It is characterized in that described special-shaped packing gasket by stiffener 3, be positioned at water blocking layer 4 outside stiffener, be coated on the moisture vapor transmission layer 5 outside water blocking layer, the outer water blocking layer 6 being positioned at outside moisture vapor transmission layer forms, and has the moisture vapor transmission hole 51 of water blocking layer and outer water blocking layer in multiple connections on moisture vapor transmission layer.
Embodiment 6
Ask for an interview Fig. 8, and with reference to figs. 2 and 7; There is the optical cable of special-shaped packing gasket, formed by four fiber-optic signal transmission units, five special-shaped packing gaskets, protective layer 9, oversheaths 91; Fiber-optic signal transmission unit by optical fiber 7, envelope fibre-optic protection tube 8 and form; Four fiber-optic signal transmission units are symmetrical around a special-shaped packing gasket, other four special-shaped packing gaskets lay respectively in four gaps of adjacent fiber-optic signal transmission unit and protective layer formation, protective layer envelopes four fiber-optic signal transmission units, five special-shaped packing gaskets, and oversheath extrusion molding is coated on outside protective layer; It is characterized in that described special-shaped packing gasket by stiffener 3, be positioned at water blocking layer 4 outside stiffener, be coated on the moisture vapor transmission layer 5 outside water blocking layer, the outer water blocking layer 6 being positioned at outside moisture vapor transmission layer forms, and has the moisture vapor transmission hole 51 of water blocking layer and outer water blocking layer in multiple connections on moisture vapor transmission layer.
Certainly,, as improving further, the optical cable with special-shaped packing gasket described in embodiment 6, also can be made up of at least one fiber-optic signal transmission unit, at least one packing elements, many special-shaped packing gaskets, protective layer 9, oversheaths 91, fiber-optic signal transmission unit by optical fiber 7, envelope fibre-optic protection tube 8 and form, all fiber-optic signal transmission units, all packing elements distribute around a special-shaped packing gasket, other many special-shaped packing gaskets lay respectively in the gap of adjacent fiber-optic signal transmission unit and protective layer formation, and/or every special-shaped packing gasket is all arranged in the gap that adjacent packing elements and protective layer form, and/or every special-shaped packing gasket is all positioned at adjacent fiber-optic signal transmission unit, in the gap that packing elements and protective layer form, protective layer is by all fiber-optic signal transmission units, all packing elements, all special-shaped packing gaskets envelope, oversheath extrusion molding is coated on outside protective layer, it is characterized in that described special-shaped packing gasket by stiffener 3, be positioned at water blocking layer 4 outside stiffener, be coated on the moisture vapor transmission layer 5 outside water blocking layer, the outer water blocking layer 6 being positioned at outside moisture vapor transmission layer forms, and has the moisture vapor transmission hole 51 of water blocking layer and outer water blocking layer in multiple connections on moisture vapor transmission layer.
The optical cable with special-shaped packing gasket described above, only has a special-shaped packing gasket in the gap that adjacent fiber-optic signal transmission unit and protective layer form; In the gap that adjacent packing elements and protective layer form, only has a special-shaped packing gasket; In the gap that adjacent fiber-optic signal transmission unit, packing elements and protective layer forms, only has a special-shaped packing gasket.
Certainly, above-mentioned embodiment 4 is to the optical cable with special-shaped packing gasket described in embodiment 5, and special-shaped packing gasket wherein can also adopt the structure of Fig. 5, i.e. the last structure of describing in embodiment 3.
Above-mentioned embodiment 4 is to the optical cable with special-shaped packing gasket described in arbitrary embodiment in embodiment 6, and the material that it is characterized in that described stiffener is steel wire or fiberglass reinforced plastics or aramid yarn or glass fiber yarn.
Above-mentioned embodiment 4 is to the optical cable with special-shaped packing gasket described in arbitrary embodiment in embodiment 6, and the material that it is characterized in that described interior water blocking layer is water blocking yarn, is to be closely wrapped on stiffener.
Above-mentioned embodiment 4 is to the optical cable with special-shaped packing gasket described in arbitrary embodiment in embodiment 6, and the material that it is characterized in that described moisture vapor transmission layer is polyester belt.
Above-mentioned embodiment 4 is to the optical cable with special-shaped packing gasket described in arbitrary embodiment in embodiment 6, and the material that it is characterized in that described outer water blocking layer is water-proofing powder, and water-proofing powder is bonded on moisture vapor transmission layer.
Above-mentioned embodiment 4, to the optical cable with special-shaped packing gasket described in arbitrary embodiment in embodiment 6, is characterized in that described optical fiber is for 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.
Above-mentioned embodiment 4 is to the optical cable with special-shaped packing gasket described in arbitrary embodiment in embodiment 6, and the material that it is characterized in that described protection tube is modified polypropene or polybutylene terephthalate (PBT) or steel or aluminium or copper.
Above-mentioned embodiment 4 is to the optical cable with special-shaped packing gasket described in arbitrary embodiment in embodiment 6, and the material that it is characterized in that described protective layer is polyester belt or waterstop or aluminium-plastic tape or composite steel-plastic belt or glass fiber tape.
Above-mentioned embodiment 4 is to the optical cable with special-shaped packing gasket described in arbitrary embodiment in embodiment 6, and the material that it is characterized in that described oversheath is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polypropylene or polyvinyl chloride or low smoke and zero halogen polyethylene.
Above-mentioned embodiment 4 is to the optical cable with special-shaped packing gasket described in arbitrary embodiment in embodiment 6, and the material that it is characterized in that described central reinforce member is steel wire or steel wire strand rope or fiberglass-reinforced plastic lever.
Further, the optical cable with special-shaped packing gasket described above, is characterized in that the outer extrusion molding of described central reinforce member is coated with plastics.
The optical cable with special-shaped packing gasket described in embodiment 4 to 6, owing to having adopted special-shaped packing gasket, this special-shaped packing gasket has the ectonexine hydrating structure that blocks water, and has reached superpower blocking water and water absorbing properties, has more effectively protected fibre-optic optical transmission performance, environment strain property, simultaneously, because special-shaped packing gasket is dry construction, therefore can be produced into half dry type (factice for filling in protection tube) or Full-dry optical cable, the outer water blocking layer of special-shaped packing gasket can stop moisture to enter central special-shaped packing gasket or central reinforce member effectively, the total cross-section that reaches optical cable blocks water, simultaneously, because it has interior water blocking layer, therefore in the time thering is large flow water and enter optical cable, moisture can enter interior water blocking layer, moisture vapor transmission layer can use unidirectional material, be that water can only be from inwardly block water laminar flow and can not be from the interior water blocking layer laminar flow that outwards blocks water of outer water blocking layer, in this case, in the time having moisture to enter, the interior water blocking layer water suction of special-shaped packing gasket, reach the superpower performance blocking water, can extend optical cable service life, in addition, owing to thering is stiffener in special-shaped packing gasket, can be effectively for the production of the folding and unfolding in equipment therefore can bear certain tension force.
In the present invention, the interior water blocking layer of special-shaped packing gasket comprises following raw material by weight: polyacrylamide: 50～80 parts, polyvinyl alcohol: 10～30 parts, commercially available plastics antioxidant 1010 or 1076:0.6～1.2 part; Outer water blocking layer is water-proofing powder, and the thickness of the bisque that blocks water is 0.08～0.20mm, and the thickness of moisture vapor transmission layer is 0.03～0.10mm; It is that the optical cable 350 that optoelectrical cable 200 coils, standard segment length is 2 kilometers/dish of 1 kilometer/dish coils that applicant adopts this special-shaped packing gasket and prior art respectively to produce standard segment length, the infiltration test requiring through YD/T901-2009, the cable in the present invention does not have water leakage; And adopt half dry type interstitital texture of the prior art, and in the cable core gap of same model specification, place 6 dtex2200 type water blocking yarns, optoelectrical cable has occurred that 8 dish infiltrations have appearred in 22 dish infiltrations, optical cable; Therefore, the present invention has obtained extraordinary technique effect aspect block-water performance.
Therefore, the present invention has simple in structure, the technique effect such as cost is low, environmental protection, lightweight, easy production, block-water performance are better.
The present invention is not limited to above-mentioned preferred forms, should be appreciated that design of the present invention can be by other various forms enforcement utilizations, and they drop in protection scope of the present invention equally.
Claims (10)
1. there is the optoelectronic composite cable of special-shaped packing gasket, formed by two transmission of electricity unit, two fiber-optic signal transmission units, five special-shaped packing gaskets, protective layer, oversheaths; The insulating barrier that transmission of electricity unit envelopes by power transmission conductor, by power transmission conductor forms; Fiber-optic signal transmission unit by optical fiber, envelope fibre-optic protection tube and form; Two transmission of electricity unit, two fiber-optic signal transmission units distribute around a special-shaped packing gasket, other four special-shaped packing gaskets lay respectively in four gaps of adjacent transmission of electricity unit, fiber-optic signal transmission unit and protective layer formation, protective layer envelopes two transmission of electricity unit, two fiber-optic signal transmission units, five special-shaped packing gaskets, and oversheath extrusion molding is coated on outside protective layer; It is characterized in that described special-shaped packing gasket by stiffener, be positioned at water blocking layer outside stiffener, be coated on the moisture vapor transmission layer outside water blocking layer, the outer water blocking layer being positioned at outside moisture vapor transmission layer forms, on moisture vapor transmission layer, have the moisture vapor transmission hole of water blocking layer and outer water blocking layer in multiple connections or described special-shaped packing gasket by stiffener, be positioned at water blocking layer outside stiffener, be coated on the moisture vapor transmission layer outside water blocking layer, the outer water blocking layer being positioned at outside moisture vapor transmission layer forms, and has the moisture vapor transmission hole of water blocking layer and outer water blocking layer in multiple connections on moisture vapor transmission layer; The material of outer water blocking layer is one side film waterstop, is to have multiple holes on waterstop, and overlay film face sticks on moisture vapor transmission layer; The material of interior water blocking layer is water blocking yarn, is to be closely wrapped in interior water blocking layer on stiffener or described to comprise by weight following raw material: polyacrylamide: 50～80 parts, polyvinyl alcohol: 10～30 parts, commercially available plastics antioxidant 1010 or 1076:0.6～1.2 part.
2. there is the optoelectronic composite cable of special-shaped packing gasket, formed by two transmission of electricity unit, two fiber-optic signal transmission units, five special-shaped packing gaskets, protective layer, oversheaths; The insulating barrier that transmission of electricity unit envelopes by power transmission conductor, by power transmission conductor forms; Fiber-optic signal transmission unit by optical fiber, envelope fibre-optic protection tube and form; Two transmission of electricity unit, two fiber-optic signal transmission units distribute around a special-shaped packing gasket, other four special-shaped packing gaskets lay respectively in four gaps of adjacent transmission of electricity unit, fiber-optic signal transmission unit and protective layer formation, protective layer envelopes two transmission of electricity unit, two fiber-optic signal transmission units, five special-shaped packing gaskets, and oversheath extrusion molding is coated on outside protective layer; It is characterized in that described special-shaped packing gasket by stiffener, be positioned at water blocking layer outside stiffener, be coated on the moisture vapor transmission layer outside water blocking layer, the outer water blocking layer being positioned at outside moisture vapor transmission layer forms, on moisture vapor transmission layer, have the moisture vapor transmission hole of water blocking layer and outer water blocking layer in multiple connections or described special-shaped packing gasket by stiffener, be positioned at water blocking layer outside stiffener, be coated on the moisture vapor transmission layer outside water blocking layer, the outer water blocking layer being positioned at outside moisture vapor transmission layer forms, and has the moisture vapor transmission hole of water blocking layer and outer water blocking layer in multiple connections on moisture vapor transmission layer; The material of outer water blocking layer is water-proofing powder, and water-proofing powder is bonded on moisture vapor transmission layer; The material of interior water blocking layer is water blocking yarn, is to be closely wrapped in interior water blocking layer on stiffener or described to comprise by weight following raw material: polyacrylamide: 50～80 parts, polyvinyl alcohol: 10～30 parts, commercially available plastics antioxidant 1010 or 1076:0.6～1.2 part.
3. according to claim 1 or the optoelectronic composite cable with special-shaped packing gasket claimed in claim 2, the material that it is characterized in that described power transmission conductor is copper or aluminium or alloy.
4. the optoelectronic composite cable with special-shaped packing gasket according to claim 3, the material that it is characterized in that described insulating barrier is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polypropylene or polyvinyl chloride or low smoke and zero halogen polyethylene.
5. the optoelectronic composite cable with special-shaped packing gasket according to claim 4, the material that it is characterized in that described stiffener is steel wire or fiberglass reinforced plastics or aramid yarn or glass fiber yarn.
6. the optoelectronic composite cable with special-shaped packing gasket according to claim 5, the material that it is characterized in that described moisture vapor transmission layer is polyester belt.
7. the optoelectronic composite cable with special-shaped packing gasket according to claim 6, is characterized in that described optical fiber is for 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.
8. the optoelectronic composite cable with special-shaped packing gasket according to claim 7, the material that it is characterized in that described protection tube is modified polypropene or polybutylene terephthalate (PBT) or steel or aluminium or copper.
9. the optoelectronic composite cable with special-shaped packing gasket according to claim 8, the material that it is characterized in that described protective layer is polyester belt or waterstop or aluminium-plastic tape or composite steel-plastic belt or glass fiber tape.
10. the optoelectronic composite cable with special-shaped packing gasket according to claim 1, the material that it is characterized in that described oversheath is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or polypropylene or polyvinyl chloride or low smoke and zero halogen polyethylene.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510113710.XA CN104700952B (en) | 2015-03-16 | 2015-03-16 | There is the optoelectrical cable of special-shaped packing gasket |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510113710.XA Division CN104700952B (en) | 2015-03-16 | 2015-03-16 | There is the optoelectrical cable of special-shaped packing gasket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105590694A true CN105590694A (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610170413.3A Pending CN105609199A (en) | 2015-03-16 | 2015-03-16 | Optical power cable with special-shaped filling ropes |
| CN201610170411.4A Pending CN105607202A (en) | 2015-03-16 | 2015-03-16 | Optical power composite cable with special-shaped filling ropes |
| CN201610170412.9A Pending CN105590694A (en) | 2015-03-16 | 2015-03-16 | Photoelectric composite cable with special-shaped filling ropes |
| CN201510113710.XA Expired - Fee Related CN104700952B (en) | 2015-03-16 | 2015-03-16 | There is the optoelectrical cable of special-shaped packing gasket |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610170413.3A Pending CN105609199A (en) | 2015-03-16 | 2015-03-16 | Optical power cable with special-shaped filling ropes |
| CN201610170411.4A Pending CN105607202A (en) | 2015-03-16 | 2015-03-16 | Optical power composite cable with special-shaped filling ropes |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510113710.XA Expired - Fee Related CN104700952B (en) | 2015-03-16 | 2015-03-16 | There is the optoelectrical cable of special-shaped packing gasket |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2020116295A1 (en) * | 2018-12-07 | 2020-06-11 | 住友電装株式会社 | Composite cable |
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2015
- 2015-03-16 CN CN201610170413.3A patent/CN105609199A/en active Pending
- 2015-03-16 CN CN201610170411.4A patent/CN105607202A/en active Pending
- 2015-03-16 CN CN201610170412.9A patent/CN105590694A/en active Pending
- 2015-03-16 CN CN201510113710.XA patent/CN104700952B/en not_active Expired - Fee Related
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104700952A (en) | 2015-06-10 |
| CN105607202A (en) | 2016-05-25 |
| CN105609199A (en) | 2016-05-25 |
| CN104700952B (en) | 2016-07-06 |
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Application publication date: 20160518 |
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