CN104851478B - A kind of cable with simple structure and manufacture method - Google Patents
A kind of cable with simple structure and manufacture method Download PDFInfo
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- CN104851478B CN104851478B CN201510264892.0A CN201510264892A CN104851478B CN 104851478 B CN104851478 B CN 104851478B CN 201510264892 A CN201510264892 A CN 201510264892A CN 104851478 B CN104851478 B CN 104851478B
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 239000004020 conductor Substances 0.000 claims abstract description 291
- 239000011248 coating agent Substances 0.000 claims abstract description 71
- 238000000576 coating method Methods 0.000 claims abstract description 71
- 239000000463 material Substances 0.000 claims abstract description 55
- -1 polyethylene Polymers 0.000 claims description 35
- 238000001125 extrusion Methods 0.000 claims description 30
- 239000003063 flame retardant Substances 0.000 claims description 27
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 24
- 239000003963 antioxidant agent Substances 0.000 claims description 22
- 230000003078 antioxidant effect Effects 0.000 claims description 22
- 239000007822 coupling agent Substances 0.000 claims description 22
- 239000004698 Polyethylene Substances 0.000 claims description 15
- 229920000573 polyethylene Polymers 0.000 claims description 15
- 229920000877 Melamine resin Polymers 0.000 claims description 12
- 239000006229 carbon black Substances 0.000 claims description 12
- XLXGCFTYXICXJF-UHFFFAOYSA-N ethylsilicon Chemical compound CC[Si] XLXGCFTYXICXJF-UHFFFAOYSA-N 0.000 claims description 12
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 12
- 239000003921 oil Substances 0.000 claims description 12
- 239000004408 titanium dioxide Substances 0.000 claims description 12
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 11
- 239000002253 acid Substances 0.000 claims description 11
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 11
- 229910021502 aluminium hydroxide Inorganic materials 0.000 claims description 11
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 11
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical group [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 11
- 239000000347 magnesium hydroxide Substances 0.000 claims description 11
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 11
- KWUZCAVKPCRJPO-UHFFFAOYSA-N n-ethyl-4-(6-methyl-1,3-benzothiazol-2-yl)aniline Chemical group C1=CC(NCC)=CC=C1C1=NC2=CC=C(C)C=C2S1 KWUZCAVKPCRJPO-UHFFFAOYSA-N 0.000 claims description 11
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 11
- 241000108463 Hygrophila <snail> Species 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 238000010257 thawing Methods 0.000 claims description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 239000004411 aluminium Substances 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000002905 metal composite material Substances 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 4
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 claims 3
- 229920005573 silicon-containing polymer Polymers 0.000 claims 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 9
- 229920001903 high density polyethylene Polymers 0.000 description 5
- 239000004700 high-density polyethylene Substances 0.000 description 5
- 238000009413 insulation Methods 0.000 description 5
- 239000013307 optical fiber Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 229910052736 halogen Inorganic materials 0.000 description 4
- 229920001684 low density polyethylene Polymers 0.000 description 4
- 239000004702 low-density polyethylene Substances 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
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- 238000009472 formulation Methods 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 229920001179 medium density polyethylene Polymers 0.000 description 2
- 239000004701 medium-density polyethylene Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000013308 plastic optical fiber Substances 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 241000219475 Bougainvillea Species 0.000 description 1
- 230000006750 UV protection Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
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- 230000004224 protection Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The present invention relates to wire & cable and raw matrials technical field, especially relate to a kind of cable with simple structure, it is to be made up of many conductors, the restrictive coating enveloping conductor；It is characterized in that, between two conductors of arbitrary neighborhood, there is jacket layer material；On the cross section of cable, the edge of any one conductor is all located within the border of restrictive coating；Described many conductors are distributed along restrictive coating, and are discontiguous between any two conductors.Present invention further teaches the manufacture method of this kind of cable and the formula of the jacket layer material of this kind of cable use.The present invention has a following main beneficial effect: product structure is simpler, cost is lower, manufactures is easier, equipment investment is less in manufacture.
Description
The application is that application is entitled: a kind of cable with simple structure and manufacture method, Application No.: the 2013102280017th, filing date: the divisional application of the patent of invention of on 06 08th, 2013；Female case require that filing date on 03 16th, 2013, the priority of Application No. 2013100834460.
Technical field
The present invention relates to wire & cable and raw matrials technical field, especially relate to a kind of cable with simple structure and manufacture method.
Background technology
Wires and cables industry is the maximum supporting industry of mechanical industry, and the output value is only second to automobile, is mechanical industry second largest output value industry；With industrialized development, cable is applied by all trades and professions.In prior art, conventional power transmission cable major part is to be made up of multiple stranded insulated wire cores, restrictive coating outside insulated wire cores for the extrusion molding, insulated wire cores is to be made up of internally positioned conductor and the insulating barrier being coated on outside conductor, and this cable needs just can complete to produce through insulation operation, extrusion molding operation；But, with the day by day violent of competition and the demand for rapid construction, electric wire industry expects more cheap, more easy working cable occur.
Content of the invention
In order to solve the problems referred to above, an object of the present invention is to disclose a kind of cable with simple structure；Further, it is another object of the present invention to disclose the manufacture method of this kind of cable.
For reaching above-mentioned purpose, the present invention realizes by the following technical solutions.
A kind of cable with simple structure, it is to be made up of many conductors, the restrictive coating enveloping conductor；It is characterized in that, between two conductors of arbitrary neighborhood, there is jacket layer material；On the cross section of cable, the edge of any one conductor is all located within the border of restrictive coating；Described many conductors are distributed along restrictive coating, and are discontiguous between any two conductors.
Cable with simple structure described above, it is characterised in that described conductor is single copper bar or single aluminium bar or single has the body of rod that two or more metal composite is formed.
Cable with simple structure described above, it is characterised in that described conductor is the electric conductor that many metallic rod bodies are stranded or binding is formed.
Cable with simple structure described above, it is characterised in that the cross section of described conductor is circular or partial circle shape or fan annular.
Cable with simple structure described above, it is characterised in that the cross-sectional area of described conductor is equal or not all equal or entirely unequal.
Cable with simple structure described above, when cross section at conductor is circular, on arbitrary cross section of cable, it is characterized in that the center of circle of described all conductors is positioned on same circumference or has the center of circle of plural conductor to be positioned on same circumference or the center of circle of all conductors is not on same circumference, described circumference is the circumference in the center of circle and the center superposition of restrictive coating.
Cable with simple structure described above, it is characterised in that the central authorities of described restrictive coating have light unit, including at least in described smooth unit has an optical fiber.
Cable with simple structure described above, it is characterised in that described optical fiber is G.652 type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or plastic optical fiber.
Cable with simple structure described above, it is characterised in that there is on described restrictive coating the recognition unit for identifying conductor, described recognition unit be shape different first identification bar and second identification bar；Described identification bar is distributed along restrictive coating outer rim, and in being continuously or intermittently distributed.
Cable with simple structure described above, it is characterised in that the material of described restrictive coating is polyvinyl chloride or low smoke and zero halogen polyethylene or nylon or low-smoke low-halogen polyethylene or low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE).
Cable with simple structure described above, it is characterised in that the material of described restrictive coating comprises following component by weight: polyethylene: 82～84 parts, ethylene vinyl acetate copolymer: 5～7 parts, fire retardant: 5～7 parts, coupling agent: 0.5～1.5 part, antioxidant: 1～3 part, melamine: 0.5～1.5 part, ethyl silicon oil: 0.5～1.5 part, poly dimethyl silicon siloxanes: 1～3 part, titanium dioxide or carbon black: 2～4.5 parts；Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate；The model of described coupling agent is TMC-38S；Described antioxidant is thio-2 acid octadecyl ester.
In the material of above-mentioned restrictive coating, high density polyethylene content ensure that insulation and the proof voltage performance of restrictive coating；Fire retardant makes restrictive coating be provided with fire-retardant, fire resistance；The addition of melamine makes ant, muroid will not injure cable for the second time；On the one hand ethyl silicon oil makes jacket layer material easily process, and on the other hand makes it be difficult to and conductor adhesion, makes protective cover material be more easy to processing and extrusion molding simultaneously；Poly dimethyl silicon siloxanes makes jacket layer material work in-process not have bubble；Titanium dioxide or carbon black make restrictive coating have UV resistance function, also can keep ESCR performance under high light for a long time.
Insulation, proof voltage, anti-ant, fire-retardant, fire resistance.In this cable, when using stranded conductor, product is soft, is more easy to continue and construction is laid.
A kind of cable with simple structure, it is characterised in that it manufactures by the following method and obtains:
Many metallic rod bodies are formed a conductor by stranded or binding by the first step: synnema step: in a strand winder；Form many conductors by repeatedly synnema；
Second step: distraction step: the positioning hole that the many conductors obtaining the first step are first each passed through on jig, the mistake conductor bores being then passed through on core rod, then draw conductor and enter tank；Wherein the positioning hole on jig is disconnected mutually two-by-two, and positioning hole is parallel to each other；Described core rod is arranged on the head of extruding machine；Mistake conductor bores on core rod is disconnected mutually two-by-two, and conductor bores excessively is parallel to each other；The edge crossing conductor bores is positioned within core rod outward flange；
3rd step: extrusion step: after conductor draws tank, opens extruding machine, and the jacket layer material of thawing is entered in the gap with die sleeve for the core rod by extrusion head, is extruded sheath material outside conductor by fashion of extrusion；Wherein, the internal diameter of die sleeve is more than the outer peripheral diameter of core rod；The material of described restrictive coating comprises following component by weight: polyethylene: 82～84 parts, ethylene vinyl acetate copolymer: 5～7 parts, fire retardant: 5～7 parts, coupling agent: 0.5～1.5 part, antioxidant: 1～3 part, melamine: 0.5～1.5 part, ethyl silicon oil: 0.5～1.5 part, poly dimethyl silicon siloxanes: 1～3 part, titanium dioxide or carbon black: 2～4.5 parts；Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate；The model of described coupling agent is TMC-38S；Described antioxidant is thio-2 acid octadecyl ester.
A kind of cable with simple structure, it is characterised in that it manufactures by the following method and obtains:
Many metallic rod bodies are formed a conductor by stranded or binding by the first step: synnema step: in a strand winder；Multiple stage strand winder works simultaneously, forms many conductors；
Second step: distraction step: the positioning hole that the many conductors obtaining the first step are first each passed through on jig, the mistake conductor bores being then passed through on core rod, then draw conductor and enter tank；Wherein the positioning hole on jig is disconnected mutually two-by-two, and positioning hole is parallel to each other；Described core rod is arranged on the head of extruding machine；Mistake conductor bores on core rod is disconnected mutually two-by-two, and conductor bores excessively is parallel to each other；The edge crossing conductor bores is positioned within core rod outward flange；
3rd step: extrusion step: after conductor draws tank, opens extruding machine, and the jacket layer material of thawing is entered in the gap with die sleeve for the core rod by extrusion head, is extruded sheath material outside conductor by fashion of extrusion；Wherein, the internal diameter of die sleeve is more than the outer peripheral diameter of core rod；The material of described restrictive coating comprises following component by weight: polyethylene: 82～84 parts, ethylene vinyl acetate copolymer: 5～7 parts, fire retardant: 5～7 parts, coupling agent: 0.5～1.5 part, antioxidant: 1～3 part, melamine: 0.5～1.5 part, ethyl silicon oil: 0.5～1.5 part, poly dimethyl silicon siloxanes: 1～3 part, titanium dioxide or carbon black: 2～4.5 parts；Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate；The model of described coupling agent is TMC-38S；Described antioxidant is thio-2 acid octadecyl ester.
A kind of cable with simple structure, it is characterised in that it manufactures by the following method and obtains:
The first step: distraction step: the positioning hole being first each passed through many conductors on jig, the mistake conductor bores being then passed through on core rod, then draw conductor and enter tank；Wherein the positioning hole on jig is disconnected mutually two-by-two, and positioning hole is parallel to each other；Described core rod is arranged on the head of extruding machine；Mistake conductor bores on core rod is disconnected mutually two-by-two, and conductor bores excessively is parallel to each other；The edge crossing conductor bores is positioned within core rod outward flange；Wherein, described conductor is single copper bar or single aluminium bar or single has the body of rod that two or more metal composite is formed；
Second step: extrusion step: after conductor draws tank, opens extruding machine, and the jacket layer material of thawing is entered in the gap with die sleeve for the core rod by extrusion head, is extruded sheath material outside conductor by fashion of extrusion；Wherein, the internal diameter of die sleeve is more than the outer peripheral diameter of core rod；The material of described restrictive coating comprises following component by weight: polyethylene: 82～84 parts, ethylene vinyl acetate copolymer: 5～7 parts, fire retardant: 5～7 parts, coupling agent: 0.5～1.5 part, antioxidant: 1～3 part, melamine: 0.5～1.5 part, ethyl silicon oil: 0.5～1.5 part, poly dimethyl silicon siloxanes: 1～3 part, titanium dioxide or carbon black: 2～4.5 parts；Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate；The model of described coupling agent is TMC-38S；Described antioxidant is thio-2 acid octadecyl ester.
Cable in the present invention, only has conductor and restrictive coating, and therefore, the structure outside diameter of cable simpler, same specification is less, material cost is lower；Simultaneously as lacked isolation step, therefore, manufacture convenient, manufacture in machinery equipment put into less, artificial/power consumption and more save；Therefore manufacturing cost is lower；In the present invention, the existence of recognition unit, can be in the case of not having insulating barrier and do not have colour recognition, it is possible to identifies the accurate location of conductor in cable, the existence of recognition unit is possible not only to make conductor can recognize that, and owing to consumptive material reduces therefore significantly reduces cost；The existence of light unit in the present invention so that cable not only has the function of transmission of electricity, and can transmit optical signal and for signal monitoring, greatly expands the range of cable.In the present invention, due to the special formulation of cable sheath material so that cable is provided with more excellent insulation, proof voltage, anti-ant, fire-retardant, fire resistance.In this cable, when using stranded conductor, product is soft, is more easy to continue and construction is laid.
Therefore, the present invention has a following main beneficial effect: product structure is simpler, cost is lower, manufactures is easier, equipment investment is less in manufacture.
Brief description
Fig. 1 is the cross-sectional structure schematic diagram of embodiment 1 in the present invention.
Fig. 2 is the cross-sectional structure schematic diagram of embodiment 2 in the present invention.
Fig. 3 is the cross-sectional structure schematic diagram of embodiment 3 in the present invention.
Fig. 4 is the cross-sectional structure schematic diagram of embodiment 4 in the present invention.
Fig. 5 is the cross-sectional structure schematic diagram of embodiment 5 in the present invention.
Fig. 6 is the cross-sectional structure schematic diagram of embodiment 6 in the present invention.
Fig. 7 is the cross-sectional structure schematic diagram of embodiment 7 in the present invention.
Fig. 8 is the cross-sectional structure schematic diagram of embodiment 8 in the present invention.
Fig. 9 is the cross-sectional structure schematic diagram of embodiment 9 in the present invention.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings, the embodiment that embodiment 1～embodiment 9 is cable of the present invention, the embodiment of the manufacture method that embodiment 10～embodiment 12 is cable of the present invention.
Embodiment 1
Referring to Fig. 1, a kind of cable with simple structure, it is that the restrictive coating 2 the 1st, being enveloped conductor by four conductors is constituted；It is characterized in that, between two conductors of arbitrary neighborhood, there is jacket layer material；On the cross section of cable, the edge of any one conductor is all located within the border of restrictive coating；Described many conductors are distributed along restrictive coating, and are discontiguous between any two conductors；Conductor is single copper bar or single aluminium bar or single has the body of rod that two or more metal composite is formed；The cross section of conductor is circle；The cross-sectional area of conductor is equal.
Embodiment 2
Referring to Fig. 2, a kind of cable with simple structure, it is to be made up of four conductors, the restrictive coating 2 enveloping conductor；Described four conductors are the first conductor the 11st, the second conductor the 12nd, the 3rd conductor 13 and the 4th conductor 14；It is characterized in that, between two conductors of arbitrary neighborhood, there is jacket layer material；On the cross section of cable, the edge of any one conductor is all located within the border of restrictive coating；Described many conductors are distributed along restrictive coating, and are discontiguous between any two conductors；Conductor is single copper bar or single aluminium bar or single has the body of rod that two or more metal composite is formed；The cross section of conductor is circle；The cross-sectional area of conductor is equal；On arbitrary cross section of cable, the center of circle of all conductors is positioned on same circumference 3, and described circumference is the circumference in the center of circle and the center superposition of restrictive coating.
Embodiment 3
Referring to Fig. 3, a kind of cable with simple structure, it is to be made up of four conductors, the restrictive coating 2 enveloping conductor；Described four conductors are the first conductor the 11st, the second conductor the 12nd, the 3rd conductor 13 and the 4th conductor 14；It is characterized in that, between two conductors of arbitrary neighborhood, there is jacket layer material；On the cross section of cable, the edge of any one conductor is all located within the border of restrictive coating；Described many conductors are distributed along restrictive coating, and are discontiguous between any two conductors；Conductor is single copper bar or single aluminium bar or single has the body of rod that two or more metal composite is formed；The cross section of conductor is circle；The cross-sectional area of conductor is not all equal, the i.e. second conductor, the 3rd conductor, the 4th conductor cross-sectional area equal, but the cross-sectional area of the cross-sectional area of the second conductor and the first conductor is unequal；On arbitrary cross section of cable, the center of circle of all conductors has the center of circle of the conductor of more than three to be positioned on same circumference 3, i.e. second conductor, the 3rd conductor, the center of circle of the 4th conductor are positioned on same circumference 3, and the center of circle of the first conductor is not on circumference 3, described circumference is the circumference in the center of circle and the center superposition of restrictive coating.
Certainly, any one cable with simple structure described in above-mentioned embodiment 1～embodiment 3, described conductor is not limited to four, can be two, three, five or other many.
Certainly, any one cable with simple structure described in above-mentioned embodiment 1～embodiment 3, the cross-sectional area of described conductor can be entirely equal or not all equal or entirely unequal.
Certainly, any one cable with simple structure described in above-mentioned embodiment 1～embodiment 3, on arbitrary cross section of cable, it is characterized in that the center of circle of described all conductors is positioned on same circumference or has the center of circle of plural conductor to be positioned on same circumference or the center of circle of all conductors is not on same circumference, described circumference is the circumference in the center of circle and the center superposition of restrictive coating.
Certainly, any one cable with simple structure described in above-mentioned embodiment 1～embodiment 3, it is characterised in that the cross section of described conductor also can be oval or other shapes.
Embodiment 4
Referring to Fig. 4, a kind of cable with simple structure, it is that the restrictive coating 2 the 1st, being enveloped conductor by four conductors is constituted；It is characterized in that, between two conductors of arbitrary neighborhood, there is jacket layer material；On the cross section of cable, the edge of any one conductor is all located within the border of restrictive coating；Described many conductors are distributed along restrictive coating, and are discontiguous between any two conductors；Conductor is the electric conductor that many metallic rod bodies are stranded or binding is formed；The cross section of conductor is circle；The cross-sectional area of conductor is equal.
Certainly, cable with simple structure described above, it may also is that be made up of four conductors, the restrictive coating 2 enveloping conductor as embodiment 2；Described four conductors are the first conductor the 11st, the second conductor the 12nd, the 3rd conductor 13 and the 4th conductor 14；It is characterized in that, between two conductors of arbitrary neighborhood, there is jacket layer material；On the cross section of cable, the edge of any one conductor is all located within the border of restrictive coating；Described many conductors are distributed along restrictive coating, and are discontiguous between any two conductors；Conductor is the electric conductor that many metallic rod bodies are stranded or binding is formed；The cross section of conductor is circle；The cross-sectional area of conductor is equal；On arbitrary cross section of cable, the center of circle of all conductors is positioned on same circumference 3, and described circumference is the circumference in the center of circle and the center superposition of restrictive coating.
Certainly, cable with simple structure described above, it may also is that constituted by by four conductors, the restrictive coating 2 enveloping conductor as embodiment 2；Described four conductors are the first conductor the 11st, the second conductor the 12nd, the 3rd conductor 13 and the 4th conductor 14；It is characterized in that, between two conductors of arbitrary neighborhood, there is jacket layer material；On the cross section of cable, the edge of any one conductor is all located within the border of restrictive coating；Described many conductors are distributed along restrictive coating, and are discontiguous between any two conductors；Conductor is the electric conductor that many metallic rod bodies are stranded or binding is formed；The cross section of conductor is circle；The cross-sectional area of conductor is not all equal, the i.e. second conductor, the 3rd conductor, the 4th conductor cross-sectional area equal, but the cross-sectional area of the cross-sectional area of the second conductor and the first conductor is unequal；On arbitrary cross section of cable, the center of circle of all conductors has the center of circle of the conductor of more than three to be positioned on same circumference 3, i.e. second conductor, the 3rd conductor, the center of circle of the 4th conductor are positioned on same circumference 3, and the center of circle of the first conductor is not on circumference 3, described circumference is the circumference in the center of circle and the center superposition of restrictive coating.
Certainly, the cable with simple structure described in this embodiment, described conductor is not limited to four, can be two, three, five or other many.
Certainly, the cable with simple structure described in this embodiment, the cross-sectional area of described conductor can be entirely equal or not all equal or entirely unequal.
Certainly, cable with simple structure described in this embodiment, on arbitrary cross section of cable, it is characterized in that the center of circle of described all conductors is positioned on same circumference or has the center of circle of plural conductor to be positioned on same circumference or the center of circle of all conductors is not on same circumference, described circumference is the circumference in the center of circle and the center superposition of restrictive coating.
Certainly, the cable with simple structure described in this embodiment, it is characterised in that the cross section of described conductor also can be oval or other shapes.
Embodiment 5
Referring to Fig. 5, a kind of cable with simple structure, it is that the restrictive coating 2 the 1st, being enveloped conductor by two conductors is constituted；It is characterized in that, between two conductors of arbitrary neighborhood, there is jacket layer material；On the cross section of cable, the edge of any one conductor is all located within the border of restrictive coating；Described many conductors are distributed along restrictive coating, and are discontiguous between any two conductors；Conductor is the electric conductor that many metallic rod bodies are stranded or binding is formed；The cross section of conductor is partial circle shape；The cross-sectional area of conductor is equal.
Certainly, the cable with simple structure described in this embodiment, the cross section of described conductor can be also other shapes.
Certainly, the cable with simple structure described in this embodiment, described conductor can be also three, four, five or other many.
Certainly, the cable with simple structure described in this embodiment, the cross-sectional area of described conductor can be equal or not all equal or entirely unequal.
Certainly, the cable with simple structure described in this embodiment, it is preferable that on arbitrary cross section of cable, it is characterised in that the outward flange of described all conductors on same first circumference, the inward flange of all conductors is on same second circumference；Described first circumference, the center of circle of the second circumference are that the center with restrictive coating coincides.
Certainly, the cable with simple structure described in this embodiment, on arbitrary cross section of cable, it is characterised in that the outward flange of described all conductors can not on same first circumference, the inward flange of all conductors also can not be on same second circumference；Described first circumference, the center of circle of the second circumference are that the center with restrictive coating coincides.
Embodiment 6
Referring to Fig. 6, a kind of cable with simple structure, it is that the restrictive coating 2 the 1st, being enveloped conductor by three conductors is constituted；It is characterized in that, between two conductors of arbitrary neighborhood, there is jacket layer material；On the cross section of cable, the edge of any one conductor is all located within the border of restrictive coating；Described many conductors are distributed along restrictive coating, and are discontiguous between any two conductors；Conductor is the electric conductor that many metallic rod bodies are stranded or binding is formed；The cross section of conductor is part fan annular；The cross-sectional area of conductor is equal.
Certainly, the cable with simple structure described in this embodiment, the cross section of described conductor can be also other shapes.
Certainly, the cable with simple structure described in this embodiment, described conductor can be also two, four, five or other many.
Embodiment 7
Referring to Fig. 7, a kind of cable with simple structure, substantially with embodiment 6, difference is: it is equal that the cross-sectional area of described conductor has two, and another is unequal.
Certainly, further, described conductor can be also two, four, five or other many；The cross-sectional area of described conductor can be entirely equal or not all equal or entirely unequal.
Certainly, any one cable with simple structure described in above-mentioned embodiment 6～embodiment 7, preferably, on arbitrary cross section of cable, it is characterised in that the outward flange of described all conductors on same first circumference, the inward flange of all conductors is on same second circumference；Described first circumference, the center of circle of the second circumference are that the center with restrictive coating coincides.
Certainly, any one cable with simple structure described in above-mentioned embodiment 6～embodiment 7, on arbitrary cross section of cable, it is characterised in that the outward flange of described all conductors can not on same first circumference, the inward flange of all conductors also can not be on same second circumference；Described first circumference, the center of circle of the second circumference are that the center with restrictive coating coincides.
Embodiment 8
Referring to Fig. 8, a kind of cable with simple structure, substantially with embodiment 6, difference is: the central authorities of described restrictive coating have light unit 4, and including at least in described smooth unit has three optical fibers 5.
Embodiment 9
Referring to Fig. 9, a kind of cable with simple structure, substantially with embodiment 8, difference is: have the recognition unit 6 for identifying conductor on described restrictive coating, and described recognition unit is different the first identification bar 61 of shape and the second identification bar 62；Described identification bar is distributed along restrictive coating outer rim, and in being continuously or intermittently distributed；Described first identification bar cross section be triangle, second identification bar cross section be trapezoidal.
Certainly, the first identification bar described above also can be alternatively other shapes for other shapes, the second identification bar；As long as the first identification bar has different shapes with the second identification bar or different sizes can reach the purpose of identification, as in figure, label 1 is the first conductor, that conductor clockwise of being close to is referred to as the second conductor, that conductor counterclockwise of being close to is referred to as the 3rd conductor；When there are other multiple conductors can the like；At another end face of cable, then there is contrary order；So can realize continuing exactly and distinguish conductor.
Cable with simple structure described in any of the above-described embodiment, it is characterised in that the central authorities of described restrictive coating all can have light unit, including at least in described smooth unit has an optical fiber.
Further, cable with simple structure described above, it is characterised in that described optical fiber is G.652 type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or plastic optical fiber.
Cable with simple structure described in any of the above-described embodiment, it is characterised in that all can have the recognition unit for identifying conductor on described restrictive coating, described recognition unit be shape and/or size different first identification bar and second identification bar；Described identification bar is distributed along restrictive coating outer rim, and in being continuously or intermittently distributed.
Cable with simple structure described in any of the above-described embodiment, it is characterised in that the material of described restrictive coating can be all polyvinyl chloride or low smoke and zero halogen polyethylene or nylon or low-smoke low-halogen polyethylene or low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE).
Cable with simple structure described in any of the above-described embodiment, it is characterised in that the material of described restrictive coating comprises following component by weight: polyethylene: 82～84 parts, ethylene vinyl acetate copolymer: 5～7 parts, fire retardant: 5～7 parts, coupling agent: 0.5～1.5 part, antioxidant: 1～3 part, melamine: 0.5～1.5 part, ethyl silicon oil: 0.5～1.5 part, poly dimethyl silicon siloxanes: 1～3 part, titanium dioxide or carbon black: 2～4.5 parts；Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate；The model of described coupling agent is TMC-38S；Described antioxidant is thio-2 acid octadecyl ester.
Cable with simple structure described in any of the above-described embodiment, it is characterised in that the shape of described restrictive coating is not limited to circle, can be also other shapes, during such as twin core cable, can be 8-shaped；During three-core cable, it can be bougainvillea lobed；During five-core cable, it can be plum blossom lobed；Etc., so can more save jacket layer material, more save the cost of cable.
Embodiment 10
A kind of cable with simple structure, it is characterised in that it manufactures by the following method and obtains:
Many metallic rod bodies are formed a conductor by stranded or binding by the first step: synnema step: in a strand winder；Form many conductors by repeatedly synnema；
Second step: distraction step: the positioning hole that the many conductors obtaining the first step are first each passed through on jig, the mistake conductor bores being then passed through on core rod, then draw conductor and enter tank；Wherein the positioning hole on jig is disconnected mutually two-by-two, and positioning hole is parallel to each other；Described core rod is arranged on the head of extruding machine；Mistake conductor bores on core rod is disconnected mutually two-by-two, and conductor bores excessively is parallel to each other；The edge crossing conductor bores is positioned within core rod outward flange；
3rd step: extrusion step: after conductor draws tank, opens extruding machine, and the jacket layer material of thawing is entered in the gap with die sleeve for the core rod by extrusion head, is extruded sheath material outside conductor by fashion of extrusion；Wherein, the internal diameter of die sleeve is more than the outer peripheral diameter of core rod；The material of described restrictive coating comprises following component by weight: polyethylene: 82～84 parts, ethylene vinyl acetate copolymer: 5～7 parts, fire retardant: 5～7 parts, coupling agent: 0.5～1.5 part, antioxidant: 1～3 part, melamine: 0.5～1.5 part, ethyl silicon oil: 0.5～1.5 part, poly dimethyl silicon siloxanes: 1～3 part, titanium dioxide or carbon black: 2～4.5 parts；Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate；The model of described coupling agent is TMC-38S；Described antioxidant is thio-2 acid octadecyl ester.
Embodiment 11
A kind of cable with simple structure, it is characterised in that it manufactures by the following method and obtains:
Many metallic rod bodies are formed a conductor by stranded or binding by the first step: synnema step: in a strand winder；Multiple stage strand winder works simultaneously, forms many conductors；
Second step: distraction step: the positioning hole that the many conductors obtaining the first step are first each passed through on jig, the mistake conductor bores being then passed through on core rod, then draw conductor and enter tank；Wherein the positioning hole on jig is disconnected mutually two-by-two, and positioning hole is parallel to each other；Described core rod is arranged on the head of extruding machine；Mistake conductor bores on core rod is disconnected mutually two-by-two, and conductor bores excessively is parallel to each other；The edge crossing conductor bores is positioned within core rod outward flange；
3rd step: extrusion step: after conductor draws tank, opens extruding machine, and the jacket layer material of thawing is entered in the gap with die sleeve for the core rod by extrusion head, is extruded sheath material outside conductor by fashion of extrusion；Wherein, the internal diameter of die sleeve is more than the outer peripheral diameter of core rod；The material of described restrictive coating comprises following component by weight: polyethylene: 82～84 parts, ethylene vinyl acetate copolymer: 5～7 parts, fire retardant: 5～7 parts, coupling agent: 0.5～1.5 part, antioxidant: 1～3 part, melamine: 0.5～1.5 part, ethyl silicon oil: 0.5～1.5 part, poly dimethyl silicon siloxanes: 1～3 part, titanium dioxide or carbon black: 2～4.5 parts；Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate；The model of described coupling agent is TMC-38S；Described antioxidant is thio-2 acid octadecyl ester.
Embodiment 12
A kind of cable with simple structure, it is characterised in that it manufactures by the following method and obtains:
The first step: distraction step: the positioning hole being first each passed through many conductors on jig, the mistake conductor bores being then passed through on core rod, then draw conductor and enter tank；Wherein the positioning hole on jig is disconnected mutually two-by-two, and positioning hole is parallel to each other；Described core rod is arranged on the head of extruding machine；Mistake conductor bores on core rod is disconnected mutually two-by-two, and conductor bores excessively is parallel to each other；The edge crossing conductor bores is positioned within core rod outward flange；Wherein, described conductor is single copper bar or single aluminium bar or single has the body of rod that two or more metal composite is formed；
Second step: extrusion step: after conductor draws tank, opens extruding machine, and the jacket layer material of thawing is entered in the gap with die sleeve for the core rod by extrusion head, is extruded sheath material outside conductor by fashion of extrusion；Wherein, the internal diameter of die sleeve is more than the outer peripheral diameter of core rod；The material of described restrictive coating comprises following component by weight: polyethylene: 82～84 parts, ethylene vinyl acetate copolymer: 5～7 parts, fire retardant: 5～7 parts, coupling agent: 0.5～1.5 part, antioxidant: 1～3 part, melamine: 0.5～1.5 part, ethyl silicon oil: 0.5～1.5 part, poly dimethyl silicon siloxanes: 1～3 part, titanium dioxide or carbon black: 2～4.5 parts；Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate；The model of described coupling agent is TMC-38S；Described antioxidant is thio-2 acid octadecyl ester.
It should be noted that in the method for the present invention, also before conductor is passed through the positioning hole on jig, conductor can be made to first pass through metal material treatment fluid, and dry online in distraction step；Or before conductor is passed through the positioning hole on jig, coat oily substance at conductive surface, so, conductive surface or stranded gap would not be bonded with jacket layer material, so can construct more easily and continue.
Certainly, can also is that before the mistake conductor bores that conductor passes through on core rod, it is coated with waterstop or polyester belt or other suitable bands outside conductor, such conductive surface or stranded gap also would not be bonded with jacket layer material, so can construct more easily and continue.
Cable in the present invention, only has conductor and restrictive coating, and therefore, the structure outside diameter of cable simpler, same specification is less, material cost is lower；Simultaneously as lacked isolation step, therefore, manufacture convenient, manufacture in machinery equipment put into less, artificial/power consumption and more save；Therefore manufacturing cost is lower；In the present invention, the existence of recognition unit, can be in the case of not having insulating barrier and do not have colour recognition, it is possible to identifies the accurate location of conductor in cable, the existence of recognition unit is possible not only to make conductor can recognize that, and owing to consumptive material reduces therefore significantly reduces cost；The existence of light unit in the present invention so that cable not only has the function of transmission of electricity, and can transmit optical signal and for signal monitoring, greatly expands the range of cable.In the present invention, due to the special formulation of cable sheath material so that cable is provided with more excellent insulation, proof voltage, anti-ant, fire-retardant, fire resistance.In this cable, when using stranded conductor, product is soft, is more easy to continue and construction is laid.
Therefore, the present invention has a following main beneficial effect: product structure is simpler, cost is lower, manufactures is easier, equipment investment is less in manufacture.
The present invention is not limited to above-mentioned preferred forms, it will be appreciated that the design of the present invention can be implemented to use by other various forms, and they also fall within protection scope of the present invention.
Claims (3)
1. the method manufacturing cable with simple structure, it is characterised in that described method has steps of:
Many metallic rod bodies are formed a conductor by stranded or binding by the first step: synnema step: in a strand winder；Form many conductors by repeatedly synnema；
Second step: distraction step: the positioning hole that the many conductors obtaining the first step are first each passed through on jig, the mistake conductor bores being then passed through on core rod, then draw conductor and enter tank；Wherein the positioning hole on jig is disconnected mutually two-by-two, and positioning hole is parallel to each other；Described core rod is arranged on the head of extruding machine；Mistake conductor bores on core rod is disconnected mutually two-by-two, and conductor bores excessively is parallel to each other；The edge crossing conductor bores is positioned within core rod outward flange；Before conductor is passed through the positioning hole on jig, make conductor first pass through metal material treatment fluid, and dry online；
3rd step: extrusion step: after conductor draws tank, opens extruding machine, and the jacket layer material of thawing is entered in the gap with die sleeve for the core rod by extrusion head, is extruded sheath material outside conductor by fashion of extrusion；Wherein, the internal diameter of die sleeve is more than the outer peripheral diameter of core rod；The material of described restrictive coating comprises following component by weight: polyethylene: 82～84 parts, ethylene vinyl acetate copolymer: 5～7 parts, fire retardant: 5～7 parts, coupling agent: 0.5～1.5 part, antioxidant: 1～3 part, melamine: 0.5～1.5 part, ethyl silicon oil: 0.5～1.5 part, dimethyl silicone polymer: 1～3 part, titanium dioxide or carbon black: 2～4.5 parts；Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate；The model of described coupling agent is TMC-38S；Described antioxidant is thio-2 acid octadecyl ester.
2. the method manufacturing cable with simple structure, it is characterised in that described method has steps of:
Many metallic rod bodies are formed a conductor by stranded or binding by the first step: synnema step: in a strand winder；Multiple stage strand winder works simultaneously, forms many conductors；
Second step: distraction step: the positioning hole that the many conductors obtaining the first step are first each passed through on jig, the mistake conductor bores being then passed through on core rod, then draw conductor and enter tank；Wherein the positioning hole on jig is disconnected mutually two-by-two, and positioning hole is parallel to each other；Described core rod is arranged on the head of extruding machine；Mistake conductor bores on core rod is disconnected mutually two-by-two, and conductor bores excessively is parallel to each other；The edge crossing conductor bores is positioned within core rod outward flange；Before conductor is passed through the positioning hole on jig, make conductor first pass through metal material treatment fluid, and dry online；3rd step: extrusion step: after conductor draws tank, opens extruding machine, and the jacket layer material of thawing is entered in the gap with die sleeve for the core rod by extrusion head, is extruded sheath material outside conductor by fashion of extrusion；Wherein, the internal diameter of die sleeve is more than the outer peripheral diameter of core rod；The material of described restrictive coating comprises following component by weight: polyethylene: 82～84 parts, ethylene vinyl acetate copolymer: 5～7 parts, fire retardant: 5～7 parts, coupling agent: 0.5～1.5 part, antioxidant: 1～3 part, melamine: 0.5～1.5 part, ethyl silicon oil: 0.5～1.5 part, dimethyl silicone polymer: 1～3 part, titanium dioxide or carbon black: 2～4.5 parts；Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate；The model of described coupling agent is TMC-38S；Described antioxidant is thio-2 acid octadecyl ester.
3. the method manufacturing cable with simple structure, it is characterised in that described method has steps of:
The first step: distraction step: the positioning hole being first each passed through many conductors on jig, the mistake conductor bores being then passed through on core rod, then draw conductor and enter tank；Wherein the positioning hole on jig is disconnected mutually two-by-two, and positioning hole is parallel to each other；Described core rod is arranged on the head of extruding machine；Mistake conductor bores on core rod is disconnected mutually two-by-two, and conductor bores excessively is parallel to each other；The edge crossing conductor bores is positioned within core rod outward flange；Wherein, described conductor is single copper bar or single aluminium bar or single has the body of rod that two or more metal composite is formed；Before conductor is passed through the positioning hole on jig, make conductor first pass through metal material treatment fluid, and dry online；
Second step: extrusion step: after conductor draws tank, opens extruding machine, and the jacket layer material of thawing is entered in the gap with die sleeve for the core rod by extrusion head, is extruded sheath material outside conductor by fashion of extrusion；Wherein, the internal diameter of die sleeve is more than the outer peripheral diameter of core rod；The material of described restrictive coating comprises following component by weight: polyethylene: 82～84 parts, ethylene vinyl acetate copolymer: 5～7 parts, fire retardant: 5～7 parts, coupling agent: 0.5～1.5 part, antioxidant: 1～3 part, melamine: 0.5～1.5 part, ethyl silicon oil: 0.5～1.5 part, dimethyl silicone polymer: 1～3 part, titanium dioxide or carbon black: 2～4.5 parts；Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate；The model of described coupling agent is TMC-38S；Described antioxidant is thio-2 acid octadecyl ester.
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| CN 201310083446 CN103123824A (en) | 2013-03-16 | 2013-03-16 | Simple-structure electric cable and manufacture method of electric cable |
| CN201310228001.7A CN103295675B (en) | 2013-03-16 | 2013-06-08 | A kind of cable with simple structure and manufacture method thereof |
| CN201510264892.0A CN104851478B (en) | 2013-03-16 | 2013-06-08 | A kind of cable with simple structure and manufacture method |
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| CN201510265375.5A Active CN104851479B (en) | 2013-03-16 | 2013-06-08 | Simple-structured cable and manufacture method thereof |
| CN201510264892.0A Active CN104851478B (en) | 2013-03-16 | 2013-06-08 | A kind of cable with simple structure and manufacture method |
| CN201310228001.7A Active CN103295675B (en) | 2013-03-16 | 2013-06-08 | A kind of cable with simple structure and manufacture method thereof |
| CN201510298098.8A Active CN105023630B (en) | 2013-03-16 | 2013-06-08 | A kind of cable with simple structure and easy structure optical cable |
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| CN105778207A (en) * | 2014-05-26 | 2016-07-20 | 龚永祥 | Cable for high-voltage line |
| CN103971846B (en) * | 2014-05-26 | 2016-04-13 | 国网山东省电力公司菏泽供电公司 | A kind of high-tension cable |
| CN103956208B (en) * | 2014-05-26 | 2016-03-16 | 国网山东省电力公司菏泽供电公司 | A kind of unification of three nets composite cable |
| CN105676382B (en) * | 2014-06-26 | 2018-11-16 | 山东特发光源光通信有限公司 | A method of manufacturing compact-sized optoelectrical cable |
| CN104119649B (en) * | 2014-06-30 | 2016-09-28 | 惠州市集和光电科技有限公司 | The heat-resistant fireproof agent of a kind of glass/PBT composite and glass/PBT composite prepared therefrom |
| CN104599774B (en) * | 2014-08-27 | 2017-01-11 | 国家电网公司 | Cable and manufacturing method thereof |
| CN105845254B (en) * | 2014-08-27 | 2017-10-17 | 东莞市大为线缆有限公司 | A kind of electric power transmission cable |
| CN104599775B (en) * | 2014-08-27 | 2016-08-24 | 国网山东省电力公司垦利县供电公司 | A kind of electric power cable and preparation method thereof |
| CN105655044B (en) * | 2014-08-27 | 2017-10-27 | 陕西永光电力电缆制造有限公司 | A kind of electric power cable |
| CN106335250A (en) * | 2016-11-09 | 2017-01-18 | 方秀琴 | Cable television and electric power compounding water supply pipe for intelligent building |
| CN113035430B (en) * | 2021-02-26 | 2022-12-27 | 重庆鸽牌电线电缆有限公司 | Gas protection flame retarded cable apparatus for producing |
| CN117761854B (en) * | 2024-02-19 | 2024-04-23 | 常熟白莲光电科技有限公司 | Optical fiber ribbon cable with special-shaped loose sleeve part and manufacturing method thereof |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104851479B (en) | 2017-05-03 |
| CN103123824A (en) | 2013-05-29 |
| CN103295675A (en) | 2013-09-11 |
| CN104851479A (en) | 2015-08-19 |
| CN104851478A (en) | 2015-08-19 |
| CN105023630B (en) | 2016-12-07 |
| CN105023630A (en) | 2015-11-04 |
| CN103295675B (en) | 2015-07-29 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20181127 Address after: 226300 Group 14, Shixi Village, Shigang Town, Tongzhou District, Nantong City, Jiangsu Province Patentee after: NANTONG ZHANPENG PLASTIC CO., LTD. Address before: 250000 Bole Street, Yongchang Street Office, Chengwu County, Heze City, Shandong Province Patentee before: Liu Mingxuan |