CN110136875A - A kind of electric wire and its production technology - Google Patents
A kind of electric wire and its production technology Download PDFInfo
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- CN110136875A CN110136875A CN201810126080.3A CN201810126080A CN110136875A CN 110136875 A CN110136875 A CN 110136875A CN 201810126080 A CN201810126080 A CN 201810126080A CN 110136875 A CN110136875 A CN 110136875A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
- H01B1/023—Alloys based on aluminium
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/0016—Apparatus or processes specially adapted for manufacturing conductors or cables for heat treatment
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
- H01B13/221—Sheathing; Armouring; Screening; Applying other protective layers filling-up interstices
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
- H01B13/227—Pretreatment
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1805—Protections not provided for in groups H01B7/182 - H01B7/26
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/22—Metal wires or tapes, e.g. made of steel
- H01B7/226—Helicoidally wound metal wires or tapes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/006—Constructional features relating to the conductors
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Abstract
The present invention provides a kind of electric wire and its production technologies, it is that steel core and aluminium alloy monofilament are twisted through concentric type, is surface-treated and obtains, wherein, aluminium alloy monofilament is made of the zinc of specific proportion, titanium, copper, silicon, boron, zirconium and aluminium, assigns its good mechanical performance；It is also surface-treated using processing slurry made of haloflex, polyphenylene oxide, encapsulated red phosphorus master batch, ammonium polyphosphate, triphenyl phosphate, modified montmorillonoid, epoxy resin, dioctyl phthalate and propylene glycol methyl ether acetate after twisted, the mechanical performance of product is further increased, and assigns its good flame retardant property.
Description
Technical field
The present invention relates to Power-line technology fields, more particularly to a kind of electric wire and its production technology.
Background technique
Electric wire refers to the conducting wire of transmission electric energy, is generally made of one or a few soft conducting wire, outer bread is with light and soft
Sheath.With China's economy maintain sustained and rapid growth and the industries such as power industry, data communication industry, urban track traffic industry rule
The continuous expansion of mould, the demand of electric wire increase year by year, also higher and higher to the quality requirements of electric wire.
As the high-pressure trend of transmission line of electricity, long distance ionization and high capacity develop, the mechanical property requirements of transmission line of electricity are got over
Come higher.In addition, transmission line of electricity can unavoidably pass through the area of many bad environments, other than mechanical performance, to electric wire
Anti-flammability also have higher requirements, in order to avoid cause Electrical Safety problem.
Summary of the invention
Present invention aim to provide a kind of electric wire and its production technology, there is preferable mechanical performance and anti-flammability
Energy.
To achieve the above object, the present invention is achieved by the following scheme:
A kind of production technology of electric wire is to be twisted steel core and aluminium alloy monofilament through concentric type, be surface-treated and obtain；Wherein, institute
Stating aluminium alloy monofilament is made of the chemical component of following mass percent: zinc 1.1~1.2%, titanium 0.2~0.3%, copper 0.15
~0.22%, silicon 0.01~0.02%, boron 0.1~0.2%, zirconium 0.08~0.1%, surplus is aluminium and inevitable impurity；It is described
Surface treatment be in processing slurry in impregnates 20~30 minutes, take out after dry, handle slurry be by following parts by weight
Made of component: 1 part of haloflex, 1~2 part of polyphenylene oxide, 1~2 part of encapsulated red phosphorus master batch, 1~2 part of ammonium polyphosphate, phosphoric acid
2~3 parts of triphenylmethyl methacrylate, 2~3 parts of modified montmorillonoid, 5~6 parts of epoxy resin, 5~8 parts of dioctyl phthalate, propylene glycol first
10~15 parts of ether acetate.
Preferably, it is described processing slurry the preparation method is as follows: by the haloflex, polyphenylene oxide, asphalt mixtures modified by epoxy resin of formula ratio
The propylene glycol methyl ether acetate of rouge, dioctyl phthalate and 1/3 formula ratio is added in reaction kettle and stirs evenly, and is then added
The encapsulated red phosphorus master batch of formula ratio, ammonium polyphosphate, triphenyl phosphate, modified montmorillonoid and remaining formula ratio propylene glycol monomethyl ether vinegar
Acid esters continues to stir, detection solid content to 55~60%, filtering to get.
Preferably, the modified montmorillonoid the preparation method is as follows: montmorillonite through 300~450W continuous microwave irradiation 4~5
Minute, it is cooled to room temperature, is then soaked in the concentrated sulfuric acid of mass concentration 98%, stand 10~20 minutes, filter to take filter residue, and
Filter residue is washed with deionized to neutrality, drying to get.
It is further preferred that the drying is placed in drying 12~24 hours in 90 DEG C of baking ovens.
Preferably, steel core is the core wire being twisted by steel wire (high-intensitive steel wire, tensile strength 340MPa), steel core it is straight
Diameter is 2~3mm, and the diameter of aluminium alloy monofilament is 4mm, and the cross-sectional diameter of gained electric wire is 200~400mm after being twisted.
Preferably, the aluminium alloy monofilament the preparation method is as follows: each chemical component melting of formula ratio is first obtained aluminium
Then alloy liquid is carried out slab using continuous casting and continuous rolling mill and aluminium alloy rod is made, finally stretched aluminium alloy rod using wire drawing machine
Obtain aluminium alloy monofilament.
It is further preferred that the method for smelting of the aluminium alloy liquid is: melting is added in each chemical component of formula ratio
In furnace, it is warming up to 720~730 DEG C and keeps the temperature 6~8 hours, be warming up to 900~910 DEG C, then with the feed rate of 2~2.5L/h
It is continually fed into nitrogen, and keeps the temperature 1~2 hour, stops logical nitrogen, and be cooled to 780~790 DEG C with the rate of 2~5 DEG C/min,
Be added alterant adjustment melt ingredient to get.
Still more preferably, the addition mass percent of alterant is 2~4 ‰.
Still more preferably, the alterant is aluminium silicon titanium alloy, and wherein the weight content of silicon is 10~15%, titanium
Weight content is 1~1.5%, and surplus is aluminium.
It is further preferred that slab temperature is 520~530 DEG C, aluminium alloy rod is made, the diameter of aluminium alloy rod is preferably
9.5mm。
It is heat-treated 28~32 hours it is further preferred that first aluminium alloy rod is placed in 380~400 DEG C of heat-treatment furnaces, from
30~40 DEG C so are cooled to, using wire drawing machine, stretched mold stretches the aluminium alloy rod after heat treatment, and aluminium alloy single is made
Silk.
Preferably, it is made annealing treatment before surface treatment: 250~270 DEG C of annealing temperature, 30~40 points of annealing time
Clock.
A kind of electric wire is obtained by above-mentioned production technology.
The beneficial effects of the present invention are:
1, the present invention be by steel core and aluminium alloy monofilament, surface treatment twisted through concentric type and obtain, wherein aluminium alloy monofilament be by
Zinc, titanium, copper, silicon, boron, zirconium and the aluminium of specific proportion are made, and assign its good mechanical performance；Chlorinated polyethylene is also utilized after twisted
Alkene, polyphenylene oxide, encapsulated red phosphorus master batch, ammonium polyphosphate, triphenyl phosphate, modified montmorillonoid, epoxy resin, phthalic acid two are pungent
Processing slurry made of ester and propylene glycol methyl ether acetate is surface-treated, and further increases the mechanical performance of product, and assign
Give its good flame retardant property.
2, aluminium alloy monofilament joined the chemical components such as zinc, titanium, copper, silicon, boron and zirconium, compared with fine aluminium, pole based on aluminium
The mechanical performances such as tensile strength, the toughness of product are improved greatly.
3, impregnated in processing slurry after steel core and aluminium alloy monofilament are twisted, handle slurry each ingredient penetrate into it is internal and
Surface filming is filled with hole when steel core and twisted aluminium alloy monofilament, and forms flame-retardant interfacial from inside to outside, effectively fire-retardant.
4, when preparing aluminium alloy monofilament, in the fusion process of aluminium alloy liquid, nitrogen is also continually fed into special speed
(Ventilation Rate is excessively slow, and the formation of metal nitride is limited；Ventilation Rate is too fast, upsets melting system, influences melting uniformity),
The formation for promoting metal nitride further increases the mechanical strength of gained aluminium alloy monofilament.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Encapsulated red phosphorus master batch of the present invention is purchased from Shanghai Zhuo Yu Chemical Co., Ltd..
Embodiment 1
A kind of production technology of electric wire is to be twisted steel core and aluminium alloy monofilament through concentric type, be surface-treated and obtain；Wherein, institute
Stating aluminium alloy monofilament is made of the chemical component of following mass percent: zinc 1.1%, titanium 0.2%, copper 0.15%, silicon 0.01%,
Boron 0.1%, zirconium 0.08%, surplus are aluminium and inevitable impurity；It is described surface treatment be in processing slurry in impregnate 20 minutes,
It is dried after taking-up, processing slurry is made of the component of following parts by weight: 1 part of haloflex, 1 part of polyphenylene oxide, packet
Cover 1 part of red phosphor masterbatch, 1 part of ammonium polyphosphate, 2 parts of triphenyl phosphate, 2 parts of modified montmorillonoid, 5 parts of epoxy resin, phthalic acid
5 parts of dioctyl ester, 10 parts of propylene glycol methyl ether acetate.
Handle slurry the preparation method is as follows: by the haloflex of formula ratio, polyphenylene oxide, epoxy resin, O-phthalic
The propylene glycol methyl ether acetate of dioctyl phthalate and 1/3 formula ratio is added in reaction kettle and stirs evenly, and the packet of formula ratio is then added
The propylene glycol methyl ether acetate for covering red phosphor masterbatch, ammonium polyphosphate, triphenyl phosphate, modified montmorillonoid and remaining formula ratio, continues
Stirring, detection solid content to 55%, filtering to get.
Modified montmorillonoid the preparation method is as follows: montmorillonite through 300W continuous microwave irradiate 4 minutes, be cooled to room temperature, so
Be soaked in the concentrated sulfuric acid of mass concentration 98% afterwards, stand 10 minutes, filter to take filter residue, and by filter residue be washed with deionized to
Neutrality, be placed in 90 DEG C of baking ovens dry 12 hours to get.
Steel core is the core wire being twisted by steel wire (high-intensitive steel wire, tensile strength 340MPa), and the diameter of steel core is
2mm, the diameter of aluminium alloy monofilament are 4mm, and the cross-sectional diameter of gained electric wire is 200mm after being twisted.
Aluminium alloy monofilament the preparation method is as follows: each chemical component melting of formula ratio is first obtained aluminium alloy liquid, so
Slab is carried out using continuous casting and continuous rolling mill afterwards, aluminium alloy rod is made, finally stretch aluminium alloy rod using wire drawing machine to obtain aluminium alloy single
Silk.
The method of smelting of aluminium alloy liquid is: each chemical component of formula ratio being added in smelting furnace, 720 DEG C of guarantors are warming up to
Temperature 6 hours, is then warming up to 900 DEG C, is continually fed into nitrogen with the feed rate of 2L/h, and keep the temperature 1 hour, stops logical nitrogen,
And be cooled to 780 DEG C with the rate of 2 DEG C/min, be added alterant adjustment melt ingredient to get.The addition quality percentage of alterant
Than being 2 ‰.Alterant is aluminium silicon titanium alloy, and wherein the weight content of silicon is 10%, and the weight content of titanium is 1%, and surplus is aluminium.
Slab temperature is 520 DEG C, aluminium alloy rod is made, the diameter of aluminium alloy rod is preferably 9.5mm.
First aluminium alloy rod is placed in 380 DEG C of heat-treatment furnaces and is heat-treated 28 hours, 30 DEG C is naturally cooled to, utilizes wire drawing
Machine, stretched mold stretch the aluminium alloy rod after heat treatment, and aluminium alloy monofilament is made.
It is made annealing treatment before surface treatment: 250 DEG C of annealing temperature, annealing time 30 minutes.
A kind of electric wire is obtained by above-mentioned production technology.
Embodiment 2
A kind of production technology of electric wire is to be twisted steel core and aluminium alloy monofilament through concentric type, be surface-treated and obtain；Wherein, institute
Stating aluminium alloy monofilament is made of the chemical component of following mass percent: zinc 1.2%, titanium 0.3%, copper 0.22%, silicon 0.02%,
Boron 0.2%, zirconium 0.1%, surplus are aluminium and inevitable impurity；It is described surface treatment be in processing slurry in impregnate 30 minutes,
It is dried after taking-up, processing slurry is made of the component of following parts by weight: 1 part of haloflex, 2 parts of polyphenylene oxide, packet
Cover 2 parts of red phosphor masterbatch, 2 parts of ammonium polyphosphate, 3 parts of triphenyl phosphate, 3 parts of modified montmorillonoid, 6 parts of epoxy resin, phthalic acid
8 parts of dioctyl ester, 15 parts of propylene glycol methyl ether acetate.
Handle slurry the preparation method is as follows: by the haloflex of formula ratio, polyphenylene oxide, epoxy resin, O-phthalic
The propylene glycol methyl ether acetate of dioctyl phthalate and 1/3 formula ratio is added in reaction kettle and stirs evenly, and the packet of formula ratio is then added
The propylene glycol methyl ether acetate for covering red phosphor masterbatch, ammonium polyphosphate, triphenyl phosphate, modified montmorillonoid and remaining formula ratio, continues
Stirring, detection solid content to 60%, filtering to get.
Modified montmorillonoid the preparation method is as follows: montmorillonite through 450W continuous microwave irradiate 5 minutes, be cooled to room temperature, so
Be soaked in the concentrated sulfuric acid of mass concentration 98% afterwards, stand 20 minutes, filter to take filter residue, and by filter residue be washed with deionized to
Neutrality, be placed in 90 DEG C of baking ovens dry 24 hours to get.
Steel core is the core wire being twisted by steel wire (high-intensitive steel wire, tensile strength 340MPa), and the diameter of steel core is
3mm, the diameter of aluminium alloy monofilament are 4mm, and the cross-sectional diameter of gained electric wire is 400mm after being twisted.
Aluminium alloy monofilament the preparation method is as follows: each chemical component melting of formula ratio is first obtained aluminium alloy liquid, so
Slab is carried out using continuous casting and continuous rolling mill afterwards, aluminium alloy rod is made, finally stretch aluminium alloy rod using wire drawing machine to obtain aluminium alloy single
Silk.
The method of smelting of aluminium alloy liquid is: each chemical component of formula ratio being added in smelting furnace, 730 DEG C of guarantors are warming up to
Temperature 8 hours, is then warming up to 910 DEG C, is continually fed into nitrogen with the feed rate of 2.5L/h, and keep the temperature 2 hours, stops logical nitrogen
Gas, and be cooled to 790 DEG C with the rate of 5 DEG C/min, be added alterant adjustment melt ingredient to get.The addition quality of alterant
Percentage is 4 ‰.Alterant is aluminium silicon titanium alloy, and wherein the weight content of silicon is 15%, and the weight content of titanium is 1.5%, surplus
For aluminium.
Slab temperature is 530 DEG C, aluminium alloy rod is made, the diameter of aluminium alloy rod is preferably 9.5mm.
First aluminium alloy rod is placed in 400 DEG C of heat-treatment furnaces and is heat-treated 32 hours, 40 DEG C is naturally cooled to, utilizes wire drawing
Machine, stretched mold stretch the aluminium alloy rod after heat treatment, and aluminium alloy monofilament is made.
It is made annealing treatment before surface treatment: 270 DEG C of annealing temperature, annealing time 40 minutes.
A kind of electric wire is obtained by above-mentioned production technology.
Embodiment 3
A kind of production technology of electric wire is to be twisted steel core and aluminium alloy monofilament through concentric type, be surface-treated and obtain；Wherein, institute
Stating aluminium alloy monofilament is made of the chemical component of following mass percent: zinc 1.1%, titanium 0.3%, copper 0.15%, silicon 0.02%,
Boron 0.1%, zirconium 0.1%, surplus are aluminium and inevitable impurity；It is described surface treatment be in processing slurry in impregnate 20 minutes,
It is dried after taking-up, processing slurry is made of the component of following parts by weight: 1 part of haloflex, 2 parts of polyphenylene oxide, packet
Cover 1 part of red phosphor masterbatch, 2 parts of ammonium polyphosphate, 2 parts of triphenyl phosphate, 3 parts of modified montmorillonoid, 5 parts of epoxy resin, phthalic acid
8 parts of dioctyl ester, 10 parts of propylene glycol methyl ether acetate.
Handle slurry the preparation method is as follows: by the haloflex of formula ratio, polyphenylene oxide, epoxy resin, O-phthalic
The propylene glycol methyl ether acetate of dioctyl phthalate and 1/3 formula ratio is added in reaction kettle and stirs evenly, and the packet of formula ratio is then added
The propylene glycol methyl ether acetate for covering red phosphor masterbatch, ammonium polyphosphate, triphenyl phosphate, modified montmorillonoid and remaining formula ratio, continues
Stirring, detection solid content to 60%, filtering to get.
Modified montmorillonoid the preparation method is as follows: montmorillonite through 300W continuous microwave irradiate 5 minutes, be cooled to room temperature, so
Be soaked in the concentrated sulfuric acid of mass concentration 98% afterwards, stand 10 minutes, filter to take filter residue, and by filter residue be washed with deionized to
Neutrality, be placed in 90 DEG C of baking ovens dry 24 hours to get.
Steel core is the core wire being twisted by steel wire (high-intensitive steel wire, tensile strength 340MPa), and the diameter of steel core is
2mm, the diameter of aluminium alloy monofilament are 4mm, and the cross-sectional diameter of gained electric wire is 400mm after being twisted.
Aluminium alloy monofilament the preparation method is as follows: each chemical component melting of formula ratio is first obtained aluminium alloy liquid, so
Slab is carried out using continuous casting and continuous rolling mill afterwards, aluminium alloy rod is made, finally stretch aluminium alloy rod using wire drawing machine to obtain aluminium alloy single
Silk.
The method of smelting of aluminium alloy liquid is: each chemical component of formula ratio being added in smelting furnace, 720 DEG C of guarantors are warming up to
Temperature 8 hours, is then warming up to 900 DEG C, is continually fed into nitrogen with the feed rate of 2.5L/h, and keep the temperature 1 hour, stops logical nitrogen
Gas, and be cooled to 780 DEG C with the rate of 5 DEG C/min, be added alterant adjustment melt ingredient to get.The addition quality of alterant
Percentage is 4 ‰.Alterant is aluminium silicon titanium alloy, and wherein the weight content of silicon is 10%, and the weight content of titanium is 1.5%, surplus
For aluminium.
Slab temperature is 520 DEG C, aluminium alloy rod is made, the diameter of aluminium alloy rod is preferably 9.5mm.
First aluminium alloy rod is placed in 400 DEG C of heat-treatment furnaces and is heat-treated 28 hours, 40 DEG C is naturally cooled to, utilizes wire drawing
Machine, stretched mold stretch the aluminium alloy rod after heat treatment, and aluminium alloy monofilament is made.
It is made annealing treatment before surface treatment: 250 DEG C of annealing temperature, annealing time 40 minutes.
A kind of electric wire is obtained by above-mentioned production technology.
Embodiment 4
A kind of production technology of electric wire is to be twisted steel core and aluminium alloy monofilament through concentric type, be surface-treated and obtain；Wherein, institute
Stating aluminium alloy monofilament is made of the chemical component of following mass percent: zinc 1.2%, titanium 0.2%, copper 0.22%, silicon 0.01%,
Boron 0.2%, zirconium 0.08%, surplus are aluminium and inevitable impurity；It is described surface treatment be in processing slurry in impregnate 30 minutes,
It is dried after taking-up, processing slurry is made of the component of following parts by weight: 1 part of haloflex, 1 part of polyphenylene oxide, packet
Cover 2 parts of red phosphor masterbatch, 1 part of ammonium polyphosphate, 3 parts of triphenyl phosphate, 2 parts of modified montmorillonoid, 6 parts of epoxy resin, phthalic acid
5 parts of dioctyl ester, 15 parts of propylene glycol methyl ether acetate.
Handle slurry the preparation method is as follows: by the haloflex of formula ratio, polyphenylene oxide, epoxy resin, O-phthalic
The propylene glycol methyl ether acetate of dioctyl phthalate and 1/3 formula ratio is added in reaction kettle and stirs evenly, and the packet of formula ratio is then added
The propylene glycol methyl ether acetate for covering red phosphor masterbatch, ammonium polyphosphate, triphenyl phosphate, modified montmorillonoid and remaining formula ratio, continues
Stirring, detection solid content to 55%, filtering to get.
Modified montmorillonoid the preparation method is as follows: montmorillonite through 450W continuous microwave irradiate 4 minutes, be cooled to room temperature, so
Be soaked in the concentrated sulfuric acid of mass concentration 98% afterwards, stand 20 minutes, filter to take filter residue, and by filter residue be washed with deionized to
Neutrality, be placed in 90 DEG C of baking ovens dry 12 hours to get.
Steel core is the core wire being twisted by steel wire (high-intensitive steel wire, tensile strength 340MPa), and the diameter of steel core is
3mm, the diameter of aluminium alloy monofilament are 4mm, and the cross-sectional diameter of gained electric wire is 200mm after being twisted.
Aluminium alloy monofilament the preparation method is as follows: each chemical component melting of formula ratio is first obtained aluminium alloy liquid, so
Slab is carried out using continuous casting and continuous rolling mill afterwards, aluminium alloy rod is made, finally stretch aluminium alloy rod using wire drawing machine to obtain aluminium alloy single
Silk.
The method of smelting of aluminium alloy liquid is: each chemical component of formula ratio being added in smelting furnace, 730 DEG C of guarantors are warming up to
Temperature 6 hours, is then warming up to 910 DEG C, is continually fed into nitrogen with the feed rate of 2L/h, and keep the temperature 2 hours, stops logical nitrogen,
And be cooled to 790 DEG C with the rate of 2 DEG C/min, be added alterant adjustment melt ingredient to get.The addition quality percentage of alterant
Than being 2 ‰.Alterant is aluminium silicon titanium alloy, and wherein the weight content of silicon is 15%, and the weight content of titanium is 1%, and surplus is aluminium.
Slab temperature is 530 DEG C, aluminium alloy rod is made, the diameter of aluminium alloy rod is preferably 9.5mm.
First aluminium alloy rod is placed in 380 DEG C of heat-treatment furnaces and is heat-treated 32 hours, 30 DEG C is naturally cooled to, utilizes wire drawing
Machine, stretched mold stretch the aluminium alloy rod after heat treatment, and aluminium alloy monofilament is made.
It is made annealing treatment before surface treatment: 270 DEG C of annealing temperature, annealing time 30 minutes.
A kind of electric wire is obtained by above-mentioned production technology.
Embodiment 5
A kind of production technology of electric wire is to be twisted steel core and aluminium alloy monofilament through concentric type, be surface-treated and obtain；Wherein, institute
Stating aluminium alloy monofilament is made of the chemical component of following mass percent: zinc 1.15%, titanium 0.25%, copper 0.2%, silicon
0.015%, boron 0.15%, zirconium 0.09%, surplus is aluminium and inevitable impurity；The surface treatment is soaked in processing slurry
Bubble 25 minutes, take out after dry, processing slurry be made of the component of following parts by weight: 1 part of haloflex, polyphenyl
1.5 parts of ether, 1.5 parts of encapsulated red phosphorus master batch, 1.5 parts of ammonium polyphosphate, 2.5 parts of triphenyl phosphate, 2.5 parts of modified montmorillonoid, epoxy
5.5 parts of resin, 6 parts of dioctyl phthalate, 12 parts of propylene glycol methyl ether acetate.
Handle slurry the preparation method is as follows: by the haloflex of formula ratio, polyphenylene oxide, epoxy resin, O-phthalic
The propylene glycol methyl ether acetate of dioctyl phthalate and 1/3 formula ratio is added in reaction kettle and stirs evenly, and the packet of formula ratio is then added
The propylene glycol methyl ether acetate for covering red phosphor masterbatch, ammonium polyphosphate, triphenyl phosphate, modified montmorillonoid and remaining formula ratio, continues
Stirring, detection solid content to 58%, filtering to get.
Modified montmorillonoid the preparation method is as follows: montmorillonite through 450W continuous microwave irradiate 4 minutes, be cooled to room temperature, so
Be soaked in the concentrated sulfuric acid of mass concentration 98% afterwards, stand 15 minutes, filter to take filter residue, and by filter residue be washed with deionized to
Neutrality, be placed in 90 DEG C of baking ovens dry 18 hours to get.
Steel core is the core wire being twisted by steel wire (high-intensitive steel wire, tensile strength 340MPa), and the diameter of steel core is
2mm, the diameter of aluminium alloy monofilament are 4mm, and the cross-sectional diameter of gained electric wire is 200mm after being twisted.
Aluminium alloy monofilament the preparation method is as follows: each chemical component melting of formula ratio is first obtained aluminium alloy liquid, so
Slab is carried out using continuous casting and continuous rolling mill afterwards, aluminium alloy rod is made, finally stretch aluminium alloy rod using wire drawing machine to obtain aluminium alloy single
Silk.
The method of smelting of aluminium alloy liquid is: each chemical component of formula ratio being added in smelting furnace, 725 DEG C of guarantors are warming up to
Temperature 7 hours, is then warming up to 905 DEG C, is continually fed into nitrogen with the feed rate of 2.2L/h, and keep the temperature 1.5 hours, stops logical nitrogen
Gas, and be cooled to 785 DEG C with the rate of 3 DEG C/min, be added alterant adjustment melt ingredient to get.The addition quality of alterant
Percentage is 3 ‰.Alterant is aluminium silicon titanium alloy, and wherein the weight content of silicon is 12%, and the weight content of titanium is 1.2%, surplus
For aluminium.
Slab temperature is 525 DEG C, aluminium alloy rod is made, the diameter of aluminium alloy rod is preferably 9.5mm.
First aluminium alloy rod is placed in 390 DEG C of heat-treatment furnaces and is heat-treated 30 hours, 35 DEG C is naturally cooled to, utilizes wire drawing
Machine, stretched mold stretch the aluminium alloy rod after heat treatment, and aluminium alloy monofilament is made.
It is made annealing treatment before surface treatment: 260 DEG C of annealing temperature, annealing time 35 minutes.
A kind of electric wire is obtained by above-mentioned production technology.
Comparative example 1
A kind of production technology of electric wire is to be twisted steel core and aluminium alloy monofilament through concentric type, be surface-treated and obtain；Wherein, institute
Stating aluminium alloy monofilament is made of the chemical component of following mass percent: zinc 1.15%, titanium 0.25%, copper 0.2%, silicon
0.015%, boron 0.15%, surplus is aluminium and inevitable impurity；It is described surface treatment be in processing slurry in impregnate 25 minutes,
It is dried after taking-up, processing slurry is made of the component of following parts by weight: 1 part of haloflex, 1.5 parts of polyphenylene oxide,
1.5 parts of encapsulated red phosphorus master batch, 1.5 parts of ammonium polyphosphate, 2.5 parts of triphenyl phosphate, 2.5 parts of modified montmorillonoid, epoxy resin 5.5
Part, 6 parts of dioctyl phthalate, 12 parts of propylene glycol methyl ether acetate.
Handle slurry the preparation method is as follows: by the haloflex of formula ratio, polyphenylene oxide, epoxy resin, O-phthalic
The propylene glycol methyl ether acetate of dioctyl phthalate and 1/3 formula ratio is added in reaction kettle and stirs evenly, and the packet of formula ratio is then added
The propylene glycol methyl ether acetate for covering red phosphor masterbatch, ammonium polyphosphate, triphenyl phosphate, modified montmorillonoid and remaining formula ratio, continues
Stirring, detection solid content to 58%, filtering to get.
Modified montmorillonoid the preparation method is as follows: montmorillonite through 450W continuous microwave irradiate 4 minutes, be cooled to room temperature, so
Be soaked in the concentrated sulfuric acid of mass concentration 98% afterwards, stand 15 minutes, filter to take filter residue, and by filter residue be washed with deionized to
Neutrality, be placed in 90 DEG C of baking ovens dry 18 hours to get.
Steel core is the core wire being twisted by steel wire (high-intensitive steel wire, tensile strength 340MPa), and the diameter of steel core is
2mm, the diameter of aluminium alloy monofilament are 4mm, and the cross-sectional diameter of gained electric wire is 200mm after being twisted.
Aluminium alloy monofilament the preparation method is as follows: each chemical component melting of formula ratio is first obtained aluminium alloy liquid, so
Slab is carried out using continuous casting and continuous rolling mill afterwards, aluminium alloy rod is made, finally stretch aluminium alloy rod using wire drawing machine to obtain aluminium alloy single
Silk.
The method of smelting of aluminium alloy liquid is: each chemical component of formula ratio being added in smelting furnace, 725 DEG C of guarantors are warming up to
Temperature 7 hours, is then warming up to 905 DEG C, is continually fed into nitrogen with the feed rate of 2.2L/h, and keep the temperature 1.5 hours, stops logical nitrogen
Gas, and be cooled to 785 DEG C with the rate of 3 DEG C/min, be added alterant adjustment melt ingredient to get.The addition quality of alterant
Percentage is 3 ‰.Alterant is aluminium silicon titanium alloy, and wherein the weight content of silicon is 12%, and the weight content of titanium is 1.2%, surplus
For aluminium.
Slab temperature is 525 DEG C, aluminium alloy rod is made, the diameter of aluminium alloy rod is preferably 9.5mm.
First aluminium alloy rod is placed in 390 DEG C of heat-treatment furnaces and is heat-treated 30 hours, 35 DEG C is naturally cooled to, utilizes wire drawing
Machine, stretched mold stretch the aluminium alloy rod after heat treatment, and aluminium alloy monofilament is made.
It is made annealing treatment before surface treatment: 260 DEG C of annealing temperature, annealing time 35 minutes.
A kind of electric wire is obtained by above-mentioned production technology.
Comparative example 2
A kind of production technology of electric wire is to be twisted steel core and aluminium alloy monofilament through concentric type, be surface-treated and obtain；Wherein, institute
Stating aluminium alloy monofilament is made of the chemical component of following mass percent: zinc 1.15%, titanium 0.25%, copper 0.2%, silicon
0.015%, boron 0.15%, zirconium 0.09%, surplus is aluminium and inevitable impurity；The surface treatment is soaked in processing slurry
Bubble 25 minutes, take out after dry, processing slurry be made of the component of following parts by weight: 1 part of haloflex, cladding
It is 1.5 parts of red phosphor masterbatch, 1.5 parts of ammonium polyphosphate, 2.5 parts of triphenyl phosphate, 2.5 parts of modified montmorillonoid, 5.5 parts of epoxy resin, adjacent
6 parts of dioctyl phthalate, 12 parts of propylene glycol methyl ether acetate.
Handle slurry the preparation method is as follows: by the haloflex, epoxy resin, dioctyl phthalate of formula ratio
It is added in reaction kettle and stirs evenly with the propylene glycol methyl ether acetate of 1/3 formula ratio, the encapsulated red phosphorus that formula ratio is then added is female
Grain, ammonium polyphosphate, triphenyl phosphate, modified montmorillonoid and remaining formula ratio propylene glycol methyl ether acetate, continue to stir, detect
Solid content to 58%, filtering to get.
Modified montmorillonoid the preparation method is as follows: montmorillonite through 450W continuous microwave irradiate 4 minutes, be cooled to room temperature, so
Be soaked in the concentrated sulfuric acid of mass concentration 98% afterwards, stand 15 minutes, filter to take filter residue, and by filter residue be washed with deionized to
Neutrality, be placed in 90 DEG C of baking ovens dry 18 hours to get.
Steel core is the core wire being twisted by steel wire (high-intensitive steel wire, tensile strength 340MPa), and the diameter of steel core is
2mm, the diameter of aluminium alloy monofilament are 4mm, and the cross-sectional diameter of gained electric wire is 200mm after being twisted.
Aluminium alloy monofilament the preparation method is as follows: each chemical component melting of formula ratio is first obtained aluminium alloy liquid, so
Slab is carried out using continuous casting and continuous rolling mill afterwards, aluminium alloy rod is made, finally stretch aluminium alloy rod using wire drawing machine to obtain aluminium alloy single
Silk.
The method of smelting of aluminium alloy liquid is: each chemical component of formula ratio being added in smelting furnace, 725 DEG C of guarantors are warming up to
Temperature 7 hours, is then warming up to 905 DEG C, is continually fed into nitrogen with the feed rate of 2.2L/h, and keep the temperature 1.5 hours, stops logical nitrogen
Gas, and be cooled to 785 DEG C with the rate of 3 DEG C/min, be added alterant adjustment melt ingredient to get.The addition quality of alterant
Percentage is 3 ‰.Alterant is aluminium silicon titanium alloy, and wherein the weight content of silicon is 12%, and the weight content of titanium is 1.2%, surplus
For aluminium.
Slab temperature is 525 DEG C, aluminium alloy rod is made, the diameter of aluminium alloy rod is preferably 9.5mm.
First aluminium alloy rod is placed in 390 DEG C of heat-treatment furnaces and is heat-treated 30 hours, 35 DEG C is naturally cooled to, utilizes wire drawing
Machine, stretched mold stretch the aluminium alloy rod after heat treatment, and aluminium alloy monofilament is made.
It is made annealing treatment before surface treatment: 260 DEG C of annealing temperature, annealing time 35 minutes.
A kind of electric wire is obtained by above-mentioned production technology.
Comparative example 3
A kind of production technology of electric wire is that steel core and aluminium alloy monofilament is twisted through concentric type and is obtained；Wherein, the aluminium alloy single
Silk is made of the chemical component of following mass percent: zinc 1.15%, titanium 0.25%, copper 0.2%, silicon 0.015%, boron 0.15%,
Zirconium 0.09%, surplus are aluminium and inevitable impurity.
Steel core is the core wire being twisted by steel wire (high-intensitive steel wire, tensile strength 340MPa), and the diameter of steel core is
2mm, the diameter of aluminium alloy monofilament are 4mm, and the cross-sectional diameter of gained electric wire is 200mm after being twisted.
Aluminium alloy monofilament the preparation method is as follows: each chemical component melting of formula ratio is first obtained aluminium alloy liquid, so
Slab is carried out using continuous casting and continuous rolling mill afterwards, aluminium alloy rod is made, finally stretch aluminium alloy rod using wire drawing machine to obtain aluminium alloy single
Silk.
The method of smelting of aluminium alloy liquid is: each chemical component of formula ratio being added in smelting furnace, 725 DEG C of guarantors are warming up to
Temperature 7 hours, is then warming up to 905 DEG C, is continually fed into nitrogen with the feed rate of 2.2L/h, and keep the temperature 1.5 hours, stops logical nitrogen
Gas, and be cooled to 785 DEG C with the rate of 3 DEG C/min, be added alterant adjustment melt ingredient to get.The addition quality of alterant
Percentage is 3 ‰.Alterant is aluminium silicon titanium alloy, and wherein the weight content of silicon is 12%, and the weight content of titanium is 1.2%, surplus
For aluminium.
Slab temperature is 525 DEG C, aluminium alloy rod is made, the diameter of aluminium alloy rod is preferably 9.5mm.
First aluminium alloy rod is placed in 390 DEG C of heat-treatment furnaces and is heat-treated 30 hours, 35 DEG C is naturally cooled to, utilizes wire drawing
Machine, stretched mold stretch the aluminium alloy rod after heat treatment, and aluminium alloy monofilament is made.
A kind of electric wire is obtained by above-mentioned production technology.
Test example
Mechanical performance and flame retardant property test have been carried out to the electric wire of Examples 1 to 5 and comparative example 1~3, the results are shown in Table 1.
1. mechanical performance of table and flame retardant property test
| Tensile strength (MPa) | Elongation percentage (%) | Conductivity (IACS%) | - 60 DEG C of impact flexibility KV2(J) | Limit oxygen index (%) | |
| Embodiment 1 | 360 | 46 | 92 | 152 | 34 |
| Embodiment 2 | 380 | 50 | 94 | 152 | 34 |
| Embodiment 3 | 380 | 50 | 94 | 154 | 34 |
| Embodiment 4 | 360 | 46 | 92 | 154 | 34 |
| Embodiment 5 | 360 | 46 | 92 | 154 | 35 |
| Comparative example 1 | 290 | 31 | 90 | 121 | 34 |
| Comparative example 2 | 360 | 46 | 92 | 154 | 28 |
| Comparative example 3 | 325 | 40 | 92 | 132 | 22 |
As shown in Table 1, the electric wire of Examples 1 to 5 has excellent mechanical performance and flame retardant property.Comparative example 1 omits zirconium, machine
Tool performance is obviously deteriorated；Comparative example 2 omits polyphenylene oxide, and flame retardant property is obviously deteriorated；Comparative example 3 omits surface treatment step
Suddenly, mechanical performance has a degree of variation, and flame retardant property is very poor.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (10)
1. a kind of production technology of electric wire, which is characterized in that be, surface treatment twisted through concentric type by steel core and aluminium alloy monofilament
And it obtains；Wherein, the aluminium alloy monofilament is made of the chemical component of following mass percent: zinc 1.1~1.2%, titanium 0.2
~0.3%, copper 0.15~0.22%, silicon 0.01~0.02%, boron 0.1~0.2%, zirconium 0.08~0.1%, surplus is aluminium and can not keep away
The impurity exempted from；It is described surface treatment be in processing slurry in impregnates 20~30 minutes, take out after dry, handle slurry be by
Made of the component of following parts by weight: 1 part of haloflex, 1~2 part of polyphenylene oxide, 1~2 part of encapsulated red phosphorus master batch, ammonium polyphosphate
1~2 part, 2~3 parts of triphenyl phosphate, 2~3 parts of modified montmorillonoid, 5~6 parts of epoxy resin, dioctyl phthalate 5~8
Part, 10~15 parts of propylene glycol methyl ether acetate.
2. a kind of production technology of electric wire according to claim 1, which is characterized in that the preparation method of the processing slurry
It is as follows: by the propylene glycol of the haloflex of formula ratio, polyphenylene oxide, epoxy resin, dioctyl phthalate and 1/3 formula ratio
Methyl ether acetate is added in reaction kettle and stirs evenly, and encapsulated red phosphorus master batch, ammonium polyphosphate, the phosphoric acid triphen of formula ratio is then added
The propylene glycol methyl ether acetate of ester, modified montmorillonoid and remaining formula ratio, continues to stir, detection solid content to 55~60%, mistake
Filter to get.
3. a kind of production technology of electric wire according to claim 1, which is characterized in that the preparation side of the modified montmorillonoid
Method is as follows: montmorillonite irradiates 4~5 minutes through 300~450W continuous microwave, is cooled to room temperature, is then soaked in mass concentration 98%
The concentrated sulfuric acid in, stand 10~20 minutes, filter to take filter residue, and filter residue is washed with deionized to neutrality, drying to get.
4. a kind of production technology of electric wire according to claim 1, which is characterized in that the preparation side of the aluminium alloy monofilament
Method is as follows: each chemical component melting of formula ratio first being obtained aluminium alloy liquid, then carries out slab system using continuous casting and continuous rolling mill
At aluminium alloy rod, finally aluminium alloy rod is stretched using wire drawing machine to obtain aluminium alloy monofilament.
5. a kind of production technology of electric wire according to claim 4, which is characterized in that the melting side of the aluminium alloy liquid
Method is: each chemical component of formula ratio being added in smelting furnace, 720~730 DEG C is warming up to and keeps the temperature 6~8 hours, be then warming up to
900~910 DEG C, nitrogen is continually fed into the feed rate of 2~2.5L/h, and keep the temperature 1~2 hour, stops logical nitrogen, and with 2
The rate of~5 DEG C/min is cooled to 780~790 DEG C, be added alterant adjustment melt ingredient to get.
6. a kind of production technology of electric wire according to claim 5, which is characterized in that the alterant is the conjunction of aluminium silicon titanium
Gold, wherein the weight content of silicon is 10~15%, and the weight content of titanium is 1~1.5%, and surplus is aluminium.
7. according to a kind of described in any item production technologies of electric wire of claim 4-6, which is characterized in that slab temperature is 520
~530 DEG C, aluminium alloy rod is made, the diameter of aluminium alloy rod is preferably 9.5mm.
8. according to a kind of described in any item production technologies of electric wire of claim 4-7, which is characterized in that first set aluminium alloy rod
In being heat-treated 28~32 hours in 380~400 DEG C of heat-treatment furnaces, 30~40 DEG C are naturally cooled to, it is stretched using wire drawing machine
Mold stretches the aluminium alloy rod after heat treatment, and aluminium alloy monofilament is made.
9. a kind of production technology of electric wire according to claim 1, which is characterized in that carried out at annealing before surface treatment
Reason: 250~270 DEG C of annealing temperature, annealing time 30~40 minutes.
10. a kind of electric wire, which is characterized in that obtained by production technology according to any one of claims 1 to 9.
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