CN104021869A - Photoelectric composite cable with parallel cable core - Google Patents
Photoelectric composite cable with parallel cable core Download PDFInfo
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- CN104021869A CN104021869A CN201410292475.2A CN201410292475A CN104021869A CN 104021869 A CN104021869 A CN 104021869A CN 201410292475 A CN201410292475 A CN 201410292475A CN 104021869 A CN104021869 A CN 104021869A
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- Prior art keywords
- cable
- packing
- protective layer
- cable core
- gasket
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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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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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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
- G02B6/4415—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
- G02B6/4432—Protective covering with fibre reinforcements
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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
- H01B9/00—Power cables
- H01B9/006—Constructional features relating to the conductors
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Abstract
The invention belongs to the technical field of cables, and particularly relates to a photoelectric composite cable with a parallel cable core. The photoelectric composite cable comprises a cable core, a first protection layer which is arranged outside the cable core, and an outer jacket which is arranged outside the first protection layer; the photoelectric composite cable is characterized in that the cable core consists of two insulation conductors, a butterfly-shaped optical cable, two circular filling ropes and an elliptical filling rope. The photoelectric composite cable has the following main beneficial effects that the structure is relatively compact, round and stable; the cost is relatively low, the influence of a load on the transmission of an optical signal is relatively small, the photoelectric composite cable is relatively easy to produce, and a photoelectric unit is relatively easy to separate.
Description
Technical field
The invention belongs to technical field of cables, especially relate to a kind of optoelectronic composite cable with parallel cable core.
Background technology
Optoelectronic composite cable, as communication and the integrated carrier of electric power transfer, is more and more used, and especially many application are newly-built house, network high-speed signal provision aspect and three nets or the occasion of many net unifications.For optoelectronic composite cable, carried out a large amount of research both at home and abroad, as: application number is: CN201210287124.3, name is called: a kind of Chinese patent of butterfly photoelectricity digital composite telecommunication cable, the sheath that comprises two pairs of shielded pairs and coated shielded pair periphery, described every pair of shielded pair comprises the single line of two mutually stranded settings, described single line outside is coated with screen, every single line is comprised of copper conductor and the insulating barrier that is coated on copper conductor periphery, described sheath center is provided with optical fiber, directly over the described optical fiber center of circle and under be symmetrically arranged with optical fiber separating opening, between described every pair of shielded pair, be provided with and tear rope.It adopts coated shielding conductor as reinforcement, is difficult to meet the requirement of stretching resistance.For another example: application number is: CN201310241155.X, name is called: a kind of Chinese patent of self-bearing type butterfly photoelectric mixed cable, comprise messenger wire coating layer (1), butterfly sheath (2), messenger wire (4), wire (5) and optical communication element (6), between messenger wire coating layer (1) and butterfly sheath (2), by connecting portion (3), be connected, messenger wire (4) is arranged at the inside of messenger wire coating layer (1), butterfly sheath (2) optical communication element (6) is arranged at the inside of butterfly sheath (2), optical communication element (6) is two single-core fibers, butterfly sheath (2) cross section is rectangle, in both sides, rectangle cross section, offer the V-shaped groove longitudinally extending in parallel, the interior both sides of butterfly sheath (2) are laying wire (5) respectively.Its advantage is: self-supporting intensity is high, can meet optical signal transmission demand, can meet again power demands, lays simple to operate, time saving and energy saving and have a good mechanical performance.And for example: application number is: CN201410013850.5, name are called: a kind of Chinese patent of optoelectronic composite cable, comprise optical fiber, conductor, conductor identification rope and sheath.Sheath external form is butterfly, and its material is low smoke and zero halogen polythene material; Conductor has two, lay respectively at butterfly both sides in intracardiac, its material is copper.Optical fiber is positioned at the center of butterfly, can be 1 core or 2 cores or 4 cores, and is dry type structure.Its beneficial effect is: the disposable multiple need for electricity of equipment and the request signal transmission of having solved, saved pipeline space, and reduced cost, facilitated installation; Adopt dry type structure, between each original paper and sheath, there is no relative sliding, sheath is soft, the counter-bending easy construction of optical fiber; Conductor adopts bunch and single conductor mode, has good pliability; Optical fiber adopts the G.657 counter-bending coefficient of optical fiber increase composite rope; Use conductor identification rope, can identify zero line and live wire; Sheath has ultra-violet radiation resisting, increases useful life, has the advantages such as insulation property.Also as: publication number is: CN201020509653.X, name be called: a kind of Chinese patent of composite optical cable for pole tower, includes: light unit, electric unit, protective layer and outer jacket; Protective layer is coated on outside light unit and electric unit, and outer jacket is coated on outside protective layer; It is characterized in that: described smooth unit and electric unit stack in stacked mode and extend along the axially parallel of cable, and within being positioned at protective layer, described smooth unit includes: light element and periphery or integral coating are lived the first sheath of light element; Described light element is for being no less than two, and light element is arranged in parallel in the first sheath; Described electric unit includes: conductive unit and periphery or integral coating are lived the second sheath of conductive unit; Described conductive unit is for being no less than two, and conductive unit is arranged in parallel in the second sheath, and it is simple that it has production equipment, easily produces the beneficial effect that product qualified rate is high.
In above-mentioned technology, due to electric unit and light unit is not easily separated or structure is not compact, therefore the cost of composite rope is higher.
Summary of the invention
In order to address the above problem, the object of the invention is to disclose a kind of optoelectronic composite cable of new structure, it can not only make photovoltaic element easily separated, and compact conformation, easy to make, and it is realized by the following technical solutions.
The optoelectronic composite cable with parallel cable core, it includes cable core, be positioned at the first protective layer 5 outside cable core, be positioned at the oversheath 7 outside the first protective layer, it is characterized in that described cable core consists of the circular gasket for packing of two insulated conductors, butterfly optical cable, two 41, an oval gasket for packing 42, every insulated conductor consists of conductor 11 and the insulating barrier 12 that is coated on outside conductor, butterfly optical cable is by least one light unit 31, be positioned at two reinforcements 32 of light unit horizontal both sides, and the unit sheath 34 that envelopes light unit and reinforcement forms, on unit sheath, there are two tearing ports 33, two tearing ports are positioned at vertical both sides, light unit, on arbitrary cross section: the center that the intersection point that the line at the line at two tearing port tops and two reinforcements centers intersects vertically is butterfly optical cable, oval gasket for packing is positioned at the orlop of cable core, two insulated conductors are positioned at oval gasket for packing top, butterfly optical cable is positioned at the top of two insulated conductors, two circular gasket for packings are positioned at insulated conductor, in the gap that butterfly optical cable and the first protective layer form, oval gasket for packing and the first protective layer, two insulated conductors are mutually circumscribed, every insulated conductor and oval gasket for packing, circular gasket for packing, butterfly optical cable, another root insulated conductor and first protective layer are tangent, every circular gasket for packing and insulated conductor, butterfly optical cable and first protective layer are tangent, and butterfly optical cable and two insulated conductors, two circular gasket for packings, two insulated conductors and the first protective layer are tangent, in described cable core, the axis of insulated conductor, butterfly optical cable, circular gasket for packing, oval gasket for packing is all straight line and is parallel.
The optoelectronic composite cable with parallel cable core described above, is characterized in that it also has one second protective layer 6, and described the second protective layer is between the first protective layer and oversheath.
The optoelectronic composite cable with parallel cable core described above, is characterized in that the axis of described two insulated conductors is in the 3rd plane 84; The axis of two circular gasket for packings is in the second plane 83; The axis of two reinforcements is in the first plane 82; In line Siping City face 85 at the focus place, both sides of oval gasket for packing; On arbitrary cross section: the first plane, the second plane, the 3rd plane, Siping City's face are parallel, the line 81 at two tearing port tops is through the points of tangency of two insulated conductors and the minor axis of the oval gasket for packing of process.
The optoelectronic composite cable with parallel cable core described above, is characterized in that described smooth unit is 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8.
Further, the optoelectronic composite cable with parallel cable core described above, is characterized in that described smooth unit is simple optical fiber or fibre ribbon.
Further, the optoelectronic composite cable with parallel cable core described above, is characterized in that in described fibre ribbon, having 2-6 root optical fiber.
Further, the optoelectronic composite cable with parallel cable core described above, 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.
The optoelectronic composite cable with parallel cable core described above, the material that it is characterized in that described oval gasket for packing is polypropylene or LLDPE or low density polyethylene (LDPE) or medium density polyethylene.
The optoelectronic composite cable with parallel cable core described above, the material that it is characterized in that described circular gasket for packing is polypropylene or LLDPE or low density polyethylene (LDPE) or medium density polyethylene.
The optoelectronic composite cable with parallel cable core described above, the material that it is characterized in that described conductor is copper or aluminium or alloy.
The optoelectronic composite cable with parallel cable core described above, the material that it is characterized in that described insulating barrier is low density polyethylene (LDPE) or medium density polyethylene or polyvinyl chloride or low smoke and zero halogen polyethylene.
The optoelectronic composite cable with parallel cable core described above, the material that it is characterized in that described unit sheath is low density polyethylene (LDPE) or medium density polyethylene or polyvinyl chloride or low smoke and zero halogen polyethylene.
The optoelectronic composite cable with parallel cable core described above, the material that it is characterized in that described oversheath is low density polyethylene (LDPE) or medium density polyethylene or polyvinyl chloride or low smoke and zero halogen polyethylene.
The optoelectronic composite cable with parallel cable core described above, the material that it is characterized in that described reinforcement is fiberglass reinforced plastics or aramid yarn or glass fiber yarn or steel wire.
The optoelectronic composite cable with parallel cable core described above, the material that it is characterized in that described the first protective layer is steel band or aluminium strip or nonwoven fabrics or polyester belt or waterstop or mica tape or glass fibre belt.
The optoelectronic composite cable with parallel cable core described above, the material that it is characterized in that described the second protective layer is steel band or aluminium strip or nonwoven fabrics or polyester belt or waterstop or mica tape or glass fibre belt; The material of the second protective layer is different from the material of the first protective layer.
In the present invention, the outer rim of the sheath list edge at the non-tearing port of butterfly optical cable place is circular shape, therefore coordinate with the first protective layer is tangent, oval gasket for packing, circular gasket for packing have not only been filled the space of cable core, and more rounding, structure are more stable to make cable core, physical dimension is more reasonable; In the present invention, only adopt a butterfly optical cable, therefore effectively saved resource; In the present invention, butterfly optical cable and insulated conductor have carried out effective separated and except points of tangency, have gap, therefore, can effectively reduce the heating of conductor for the impact of the transmission of light unit; The part of the cable core in the present invention is parallel, and therefore, each part is very easily separated and be easy to make.
Therefore, the present invention has following main beneficial effect: more compact structure, rounding, more stable more; Cost is lower, the transmission of light signal is subject to the impact of load less, more easily make, photovoltaic element is more easily separated.
Accompanying drawing explanation
Fig. 1 is the perspective view of a section of the invention process example 1.
Fig. 2 is the cross-sectional structure schematic diagram that Fig. 1 amplifies.
Fig. 3 is the perspective view of a section of the invention process example 2.
Fig. 4 is the cross-sectional structure schematic diagram that Fig. 3 amplifies.
Fig. 5 is the cross-sectional structure schematic diagram of the invention process example 3.
Embodiment
embodiment 1
Ask for an interview Fig. 1 and Fig. 2, have the optoelectronic composite cable of parallel cable core, it includes cable core, be positioned at the first protective layer 5 outside cable core, be positioned at the oversheath 7 outside the first protective layer, it is characterized in that described cable core consists of the circular gasket for packing of two insulated conductors, butterfly optical cable, two 41, an oval gasket for packing 42, every insulated conductor consists of conductor 11 and the insulating barrier 12 that is coated on outside conductor, butterfly optical cable is by two light unit 31, be positioned at two reinforcements 32 of light unit horizontal both sides, and the unit sheath 34 that envelopes light unit and reinforcement forms, on unit sheath, there are two tearing ports 33, two tearing ports are positioned at vertical both sides, light unit, on arbitrary cross section: the center that the intersection point that the line at the line at two tearing port tops and two reinforcements centers intersects vertically is butterfly optical cable, oval gasket for packing is positioned at the orlop of cable core, two insulated conductors are positioned at oval gasket for packing top, butterfly optical cable is positioned at the top of two insulated conductors, two circular gasket for packings are positioned at insulated conductor, in the gap that butterfly optical cable and the first protective layer form, oval gasket for packing and the first protective layer, two insulated conductors are mutually circumscribed, every insulated conductor and oval gasket for packing, circular gasket for packing, butterfly optical cable, another root insulated conductor and first protective layer are tangent, every circular gasket for packing and insulated conductor, butterfly optical cable and first protective layer are tangent, and butterfly optical cable and two insulated conductors, two circular gasket for packings, two insulated conductors and the first protective layer are tangent, in described cable core, the axis of insulated conductor, butterfly optical cable, circular gasket for packing, oval gasket for packing is all straight line and is parallel.
embodiment 2
Ask for an interview Fig. 3 and Fig. 4, have the optoelectronic composite cable of parallel cable core, it includes cable core, be positioned at the first protective layer 5 outside cable core, be positioned at the oversheath 7 outside the first protective layer, it is characterized in that described cable core consists of the circular gasket for packing of two insulated conductors, butterfly optical cable, two 41, an oval gasket for packing 42, every insulated conductor consists of conductor 11 and the insulating barrier 12 that is coated on outside conductor, butterfly optical cable is by two light unit 31, be positioned at two reinforcements 32 of light unit horizontal both sides, and the unit sheath 34 that envelopes light unit and reinforcement forms, on unit sheath, there are two tearing ports 33, two tearing ports are positioned at vertical both sides, light unit, on arbitrary cross section: the center that the intersection point that the line at the line at two tearing port tops and two reinforcements centers intersects vertically is butterfly optical cable, oval gasket for packing is positioned at the orlop of cable core, two insulated conductors are positioned at oval gasket for packing top, butterfly optical cable is positioned at the top of two insulated conductors, two circular gasket for packings are positioned at insulated conductor, in the gap that butterfly optical cable and the first protective layer form, oval gasket for packing and the first protective layer, two insulated conductors are mutually circumscribed, every insulated conductor and oval gasket for packing, circular gasket for packing, butterfly optical cable, another root insulated conductor and first protective layer are tangent, every circular gasket for packing and insulated conductor, butterfly optical cable and first protective layer are tangent, and butterfly optical cable and two insulated conductors, two circular gasket for packings, two insulated conductors and the first protective layer are tangent, in described cable core, the axis of insulated conductor, butterfly optical cable, circular gasket for packing, oval gasket for packing is all straight line and is parallel, the described optoelectronic composite cable with parallel cable core also has one second protective layer 6, and described the second protective layer is between the first protective layer and oversheath.
embodiment 3
Ask for an interview Fig. 5, and referring to figs. 1 to Fig. 4, have the optoelectronic composite cable of parallel cable core, it includes cable core, be positioned at the first protective layer 5 outside cable core, be positioned at the oversheath 7 outside the first protective layer, it is characterized in that described cable core consists of the circular gasket for packing of two insulated conductors, butterfly optical cable, two 41, an oval gasket for packing 42, every insulated conductor consists of conductor 11 and the insulating barrier 12 that is coated on outside conductor, butterfly optical cable is by a light unit 31, be positioned at two reinforcements 32 of light unit horizontal both sides, and the unit sheath 34 that envelopes light unit and reinforcement forms, on unit sheath, there are two tearing ports 33, two tearing ports are positioned at vertical both sides, light unit, on arbitrary cross section: the center that the intersection point that the line at the line at two tearing port tops and two reinforcements centers intersects vertically is butterfly optical cable, oval gasket for packing is positioned at the orlop of cable core, two insulated conductors are positioned at oval gasket for packing top, butterfly optical cable is positioned at the top of two insulated conductors, two circular gasket for packings are positioned at insulated conductor, in the gap that butterfly optical cable and the first protective layer form, oval gasket for packing and the first protective layer, two insulated conductors are mutually circumscribed, every insulated conductor and oval gasket for packing, circular gasket for packing, butterfly optical cable, another root insulated conductor and first protective layer are tangent, every circular gasket for packing and insulated conductor, butterfly optical cable and first protective layer are tangent, and butterfly optical cable and two insulated conductors, two circular gasket for packings, two insulated conductors and the first protective layer are tangent, in described cable core, the axis of insulated conductor, butterfly optical cable, circular gasket for packing, oval gasket for packing is all straight line and is parallel, the described optoelectronic composite cable with parallel cable core also has one second protective layer 6, and described the second protective layer is between the first protective layer and oversheath, the axis of described two insulated conductors is in the 3rd plane 84, the axis of two circular gasket for packings is in the second plane 83, the axis of two reinforcements is in the first plane 82, in line Siping City face 85 at the focus place, both sides of oval gasket for packing, on arbitrary cross section: the first plane, the second plane, the 3rd plane, Siping City's face are parallel, the line 81 at two tearing port tops is through the points of tangency of two insulated conductors and the minor axis of the oval gasket for packing of process.
Certainly, the optoelectronic composite cable with parallel cable core described in above-mentioned arbitrary embodiment, is characterized in that light unit in described butterfly optical cable also can be that other are a plurality of.
Certainly, the optoelectronic composite cable with parallel cable core described in above-mentioned embodiment 1 or 2, is characterized in that the axis of described two insulated conductors is in the 3rd plane 84; The axis of two circular gasket for packings is in the second plane 83; The axis of two reinforcements is in the first plane 82; In line Siping City face 85 at the focus place, both sides of oval gasket for packing; On arbitrary cross section: the first plane, the second plane, the 3rd plane, Siping City's face are parallel, the line 81 at two tearing port tops is through the points of tangency of two insulated conductors and the minor axis of the oval gasket for packing of process.
Certainly, the optoelectronic composite cable with parallel cable core described in above-mentioned arbitrary embodiment, is characterized in that described smooth unit is for also can be 3 or 4 or 5 or 6 or 7 or 8.
Further, the optoelectronic composite cable with parallel cable core described above, is characterized in that described smooth unit is simple optical fiber or fibre ribbon.
Further, the optoelectronic composite cable with parallel cable core described above, is characterized in that in described fibre ribbon, having 2-6 root optical fiber.
Further, the optoelectronic composite cable with parallel cable core described above, 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.
Certainly, the optoelectronic composite cable with parallel cable core described in above-mentioned arbitrary embodiment, the material that it is characterized in that described oval gasket for packing is polypropylene or LLDPE or low density polyethylene (LDPE) or medium density polyethylene.
Certainly, the optoelectronic composite cable with parallel cable core described in above-mentioned arbitrary embodiment, the material that it is characterized in that described circular gasket for packing is polypropylene or LLDPE or low density polyethylene (LDPE) or medium density polyethylene.
Certainly, the optoelectronic composite cable with parallel cable core described in above-mentioned arbitrary embodiment, the material that it is characterized in that described conductor is copper or aluminium or alloy.
Certainly, the optoelectronic composite cable with parallel cable core 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 polyvinyl chloride or low smoke and zero halogen polyethylene.
Certainly, the optoelectronic composite cable with parallel cable core described in above-mentioned arbitrary embodiment, the material that it is characterized in that described unit sheath is low density polyethylene (LDPE) or medium density polyethylene or polyvinyl chloride or low smoke and zero halogen polyethylene.
Certainly, the optoelectronic composite cable with parallel cable core 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 polyvinyl chloride or low smoke and zero halogen polyethylene or by weight, the raw material that comprises following composition:
Polyvinyl resin: 20～40 parts;
Polyether-type polyurethane resin: 50～70 parts;
Titanium dioxide: 3～5 parts;
Carbon black: 4～8 parts;
Commercially available model is 1010 plastics antioxidants: 1～3 part;
Commercially available model is the plastic mould-proof agent of HL777: 1～2 part;
Tissuemat E: 2～4 parts;
Magnesium hydroxide: 10～16 parts.
Through test of many times, find that the optimization formula of oversheath is as follows: by weight, the raw material that comprises following composition:
Polyvinyl resin: 30 parts;
Polyether-type polyurethane resin: 60 parts;
Titanium dioxide: 4 parts;
Carbon black: 6 parts;
Commercially available model is 1010 plastics antioxidants: 2 parts;
Commercially available model is the plastic mould-proof agent of HL777: 1.5 parts;
Tissuemat E: 3 parts;
Magnesium hydroxide: 13 parts.
The formula of above-mentioned oversheath makes to have the optoelectronic composite cable of parallel cable core, there is the performances such as good heat-resisting, cold-resistant, acid and alkali-resistance, oil resistant, resistance to mould, resistant to water penetration, and there is high toughness, make that cable jacket is more wear-resisting, protection against rodents and anti-ant property have better.
Adopt the jacket material in the present invention of above-mentioned formula, by test, obtain following data:
| Project | Unit | Test value |
| Shore hardness | A | 90～100 |
| Tensile strength | MPa | ≥40 |
| Elongation at break | % | ≥500 |
| Modulus of elasticity | MPa | ≥21 |
| Tearing strength | MPa | ≥18.6 |
| -70 ℃, 24h * 30d is aging | ? | Do not ftracture |
| 120 ℃, 24h * 30d is aging | ? | Do not ftracture |
| In the liquid of PH=10,24h * 10d soaks | ? | Do not disintegrate, do not have bubble |
| In the liquid of PH=5,24h * 10d soaks | ? | Do not disintegrate, do not have bubble |
| Vehicle 97# gasoline, 24h * 10d soaks | ? | Do not disintegrate, do not have bubble |
In addition, above-mentioned formula has also passed through GJB150.10A-2009 < < military hardware laboratory environment test method the 10th part: the test that the grade 1 of mould test > > regulation requires; Adopt the optoelectronic composite cable of above-mentioned formula to use in Ji Duoyi location in many mouse location in the wild, use continuously 2 years, amount to 86 kilometers, the phenomenon generation that mouse and ant stung, gnawed bad oversheath does not occur.
The formula of the oversheath in the present invention, can be on the sheath extruding machines such as 90,120,150 of optical cable, cable production firm direct extrusion molding, this material does not resemble simple TPU and is difficult for processing, and the present invention has good processing characteristics, and speed of production can reach 30～40 ms/min; Jacket material in the present invention has good withstand voltage, impact resistance, and because oversheath has good toughness, oversheath, after bearing overvoltage in short-term, overbump etc., can recover former state within the extremely short time.
Certainly, the optoelectronic composite cable with parallel cable core described in above-mentioned arbitrary embodiment, the material that it is characterized in that described reinforcement is fiberglass reinforced plastics or aramid yarn or glass fiber yarn or steel wire.
Certainly, the optoelectronic composite cable with parallel cable core described in above-mentioned arbitrary embodiment, the material that it is characterized in that described the first protective layer is steel band or aluminium strip or nonwoven fabrics or polyester belt or waterstop or mica tape or glass fibre belt.
Certainly, the optoelectronic composite cable with parallel cable core described in above-mentioned arbitrary embodiment, the material that it is characterized in that described the second protective layer is steel band or aluminium strip or nonwoven fabrics or polyester belt or waterstop or mica tape or glass fibre belt; The material of the second protective layer is different from the material of the first protective layer.
In the present invention, the outer rim of the sheath list edge at the non-tearing port of butterfly optical cable place is circular shape, therefore coordinate with the first protective layer is tangent, oval gasket for packing, circular gasket for packing have not only been filled the space of cable core, and more rounding, structure are more stable to make cable core, physical dimension is more reasonable; In the present invention, only adopt a butterfly optical cable, therefore effectively saved resource; In the present invention, butterfly optical cable and insulated conductor have carried out effective separated and except points of tangency, have gap, therefore, can effectively reduce the heating of conductor for the impact of the transmission of light unit; The part of the cable core in the present invention is parallel, and therefore, each part is very easily separated and be easy to make.
Therefore, the present invention has following main beneficial effect: more compact structure, rounding, more stable more; Cost is lower, the transmission of light signal is subject to the impact of load less, more easily make, photovoltaic element is more easily separated.
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. the optoelectronic composite cable with parallel cable core, it includes cable core, be positioned at the first protective layer outside cable core, be positioned at the oversheath outside the first protective layer, it is characterized in that described cable core consists of two insulated conductors, a butterfly optical cable, two circular gasket for packings, an oval gasket for packing, every insulated conductor consists of conductor and the insulating barrier that is coated on outside conductor, butterfly optical cable is by least one light unit, be positioned at two reinforcements of light unit horizontal both sides, and the unit sheath that envelopes light unit and reinforcement forms, on unit sheath, there are two tearing ports, two tearing ports are positioned at vertical both sides, light unit, on arbitrary cross section: the center that the intersection point that the line at the line at two tearing port tops and two reinforcements centers intersects vertically is butterfly optical cable, oval gasket for packing is positioned at the orlop of cable core, two insulated conductors are positioned at oval gasket for packing top, butterfly optical cable is positioned at the top of two insulated conductors, two circular gasket for packings are positioned at insulated conductor, in the gap that butterfly optical cable and the first protective layer form, oval gasket for packing and the first protective layer, two insulated conductors are mutually circumscribed, every insulated conductor and oval gasket for packing, circular gasket for packing, butterfly optical cable, another root insulated conductor and first protective layer are tangent, every circular gasket for packing and insulated conductor, butterfly optical cable and first protective layer are tangent, and butterfly optical cable and two insulated conductors, two circular gasket for packings, two insulated conductors and the first protective layer are tangent, in described cable core, the axis of insulated conductor, butterfly optical cable, circular gasket for packing, oval gasket for packing is all straight line and is parallel, described oversheath by weight, the raw material that comprises following composition:
Polyvinyl resin: 20～40 parts;
Polyether-type polyurethane resin: 50～70 parts;
Titanium dioxide: 3～5 parts;
Carbon black: 4～8 parts;
Commercially available model is 1010 plastics antioxidants: 1～3 part;
Commercially available model is the plastic mould-proof agent of HL777: 1～2 part;
Tissuemat E: 2～4 parts;
Magnesium hydroxide: 10～16 parts.
2. the optoelectronic composite cable with parallel cable core according to claim 1, is characterized in that it also has one second protective layer, and described the second protective layer is between the first protective layer and oversheath.
3. the optoelectronic composite cable with parallel cable core according to claim 1 and 2, is characterized in that the axis of described two insulated conductors is in the 3rd plane; The axis of two circular gasket for packings is in the second plane; The axis of two reinforcements is in the first plane; In line Siping City face at the focus place, both sides of oval gasket for packing; On arbitrary cross section: the first plane, the second plane, the 3rd plane, Siping City's face are parallel, the line at two tearing port tops is through the points of tangency of two insulated conductors and the minor axis of the oval gasket for packing of process.
4. the optoelectronic composite cable with parallel cable core according to claim 3, is characterized in that described smooth unit is 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8.
5. the optoelectronic composite cable with parallel cable core according to claim 4, is characterized in that described smooth unit is simple optical fiber or fibre ribbon.
6. the optoelectronic composite cable with parallel cable core according to claim 5, is characterized in that in described fibre ribbon, having 2-6 root optical fiber.
7. according to the optoelectronic composite cable with parallel cable core described in claim 5 or 6, it 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.
8. the optoelectronic composite cable with parallel cable core according to claim 7, the material that it is characterized in that described oval gasket for packing is polypropylene or LLDPE or low density polyethylene (LDPE) or medium density polyethylene; The material of described circular gasket for packing is polypropylene or LLDPE or low density polyethylene (LDPE) or medium density polyethylene; The material of described insulating barrier is low density polyethylene (LDPE) or medium density polyethylene or polyvinyl chloride or low smoke and zero halogen polyethylene; The material of described unit sheath is low density polyethylene (LDPE) or medium density polyethylene or polyvinyl chloride or low smoke and zero halogen polyethylene; Described oversheath by weight, the raw material that comprises following composition:
Polyvinyl resin: 30 parts;
Polyether-type polyurethane resin: 60 parts;
Titanium dioxide: 4 parts;
Carbon black: 6 parts;
Commercially available model is 1010 plastics antioxidants: 2 parts;
Commercially available model is the plastic mould-proof agent of HL777: 1.5 parts;
Tissuemat E: 3 parts;
Magnesium hydroxide: 13 parts.
9. the optoelectronic composite cable with parallel cable core according to claim 8, the material that it is characterized in that described conductor is copper or aluminium or alloy; The material of described reinforcement is fiberglass reinforced plastics or aramid yarn or glass fiber yarn or steel wire.
10. the optoelectronic composite cable with parallel cable core according to claim 9, the material that it is characterized in that described the first protective layer is steel band or aluminium strip or nonwoven fabrics or polyester belt or waterstop or mica tape or glass fibre belt; The material of described the second protective layer is steel band or aluminium strip or nonwoven fabrics or polyester belt or waterstop or mica tape or glass fibre belt; The material of the second protective layer is different from the material of the first protective layer.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410292475.2A CN104021869B (en) | 2014-06-26 | 2014-06-26 | There is the optoelectronic composite cable of parallel cable core |
| CN201610154007.8A CN105845232A (en) | 2014-06-26 | 2014-06-26 | Optical power composite cable possessing parallel cable cores |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410292475.2A CN104021869B (en) | 2014-06-26 | 2014-06-26 | There is the optoelectronic composite cable of parallel cable core |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610154007.8A Division CN105845232A (en) | 2014-06-26 | 2014-06-26 | Optical power composite cable possessing parallel cable cores |
| CN201610148985.1A Division CN105761824A (en) | 2014-06-26 | 2014-06-26 | Electric power or communication photoelectric composite cable with a parallel cable core |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104021869A true CN104021869A (en) | 2014-09-03 |
| CN104021869B CN104021869B (en) | 2016-05-11 |
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| CN201410292475.2A Expired - Fee Related CN104021869B (en) | 2014-06-26 | 2014-06-26 | There is the optoelectronic composite cable of parallel cable core |
| CN201610154007.8A Pending CN105845232A (en) | 2014-06-26 | 2014-06-26 | Optical power composite cable possessing parallel cable cores |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610154007.8A Pending CN105845232A (en) | 2014-06-26 | 2014-06-26 | Optical power composite cable possessing parallel cable cores |
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| CN (2) | CN104021869B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105513684A (en) * | 2016-01-22 | 2016-04-20 | 江苏长飞中利光纤光缆有限公司 | Photoelectric mixing cable |
| CN107450141A (en) * | 2015-04-07 | 2017-12-08 | 龚永祥 | A kind of manufacture method to communicate with remote radio head optical cable |
| CN109473211A (en) * | 2018-12-27 | 2019-03-15 | 通鼎互联信息股份有限公司 | The base station 5G novel photoelectric composite cable |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114690353B (en) * | 2020-12-19 | 2023-08-29 | 南京华脉科技股份有限公司 | Butterfly-shaped lead-in optical cable and photoelectric hybrid cable |
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| WO2003021607A1 (en) * | 2001-08-25 | 2003-03-13 | Cable Components Group | High performace support-separators for communications cables |
| CN102382411A (en) * | 2010-08-30 | 2012-03-21 | 浙江万马电缆股份有限公司 | Twisting-resistant flexible cable sheath material for wind power generation, as well as preparation method and application thereof |
| CN102903441A (en) * | 2012-10-26 | 2013-01-30 | 烽火通信科技股份有限公司 | Circular photoelectric composite cable for wireless radio remote unit (RRU) |
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| CN101894630B (en) * | 2010-07-19 | 2013-01-09 | 江苏中天科技股份有限公司 | Fiber-to-tower-top photoelectric compound cable |
| CN202957069U (en) * | 2012-11-13 | 2013-05-29 | 深圳国人通信有限公司 | Novel photoelectric composite cable |
| CN203503330U (en) * | 2013-10-17 | 2014-03-26 | 南京烽火藤仓光通信有限公司 | Pipe mapping photoelectric composite cable |
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2014
- 2014-06-26 CN CN201410292475.2A patent/CN104021869B/en not_active Expired - Fee Related
- 2014-06-26 CN CN201610154007.8A patent/CN105845232A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003021607A1 (en) * | 2001-08-25 | 2003-03-13 | Cable Components Group | High performace support-separators for communications cables |
| CN102382411A (en) * | 2010-08-30 | 2012-03-21 | 浙江万马电缆股份有限公司 | Twisting-resistant flexible cable sheath material for wind power generation, as well as preparation method and application thereof |
| CN102903441A (en) * | 2012-10-26 | 2013-01-30 | 烽火通信科技股份有限公司 | Circular photoelectric composite cable for wireless radio remote unit (RRU) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107450141A (en) * | 2015-04-07 | 2017-12-08 | 龚永祥 | A kind of manufacture method to communicate with remote radio head optical cable |
| CN107450141B (en) * | 2015-04-07 | 2019-06-25 | 友光电线电缆有限公司 | A kind of communication manufacturing method of remote radio head optical cable |
| CN105513684A (en) * | 2016-01-22 | 2016-04-20 | 江苏长飞中利光纤光缆有限公司 | Photoelectric mixing cable |
| CN106935320A (en) * | 2016-01-22 | 2017-07-07 | 徐桂娣 | A kind of mixed structure optical cable |
| CN106935320B (en) * | 2016-01-22 | 2018-08-28 | 京缆电缆有限公司 | A kind of mixed structure optical cable |
| CN109473211A (en) * | 2018-12-27 | 2019-03-15 | 通鼎互联信息股份有限公司 | The base station 5G novel photoelectric composite cable |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105845232A (en) | 2016-08-10 |
| CN104021869B (en) | 2016-05-11 |
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