CN109378143A - A kind of motor basalt fiber cloth major insulation band and preparation method thereof - Google Patents

A kind of motor basalt fiber cloth major insulation band and preparation method thereof Download PDF

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Publication number
CN109378143A
CN109378143A CN201811338897.3A CN201811338897A CN109378143A CN 109378143 A CN109378143 A CN 109378143A CN 201811338897 A CN201811338897 A CN 201811338897A CN 109378143 A CN109378143 A CN 109378143A
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CN
China
Prior art keywords
fiber cloth
basalt fiber
mica
adhesive
motor
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Pending
Application number
CN201811338897.3A
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Chinese (zh)
Inventor
杨万荣
李晓东
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SICHUAN ZISHENG ELECTROMECHANICAL EQUIPMENT Co Ltd
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SICHUAN ZISHENG ELECTROMECHANICAL EQUIPMENT Co Ltd
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Priority to CN201811338897.3A priority Critical patent/CN109378143A/en
Publication of CN109378143A publication Critical patent/CN109378143A/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B17/00—Insulators or insulating bodies characterised by their form
    • H01B17/56—Insulating bodies
    • H01B17/60—Composite insulating bodies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B32B29/02—Layered products comprising a layer of paper or cardboard next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/0004—Cutting, tearing or severing, e.g. bursting; Cutter details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B17/00—Insulators or insulating bodies characterised by their form
    • H01B17/56—Insulating bodies
    • H01B17/66—Joining insulating bodies together, e.g. by bonding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B19/00—Apparatus or processes specially adapted for manufacturing insulators or insulating bodies
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B19/00—Apparatus or processes specially adapted for manufacturing insulators or insulating bodies
    • H01B19/02—Drying; Impregnating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/206—Insulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/752—Corrosion inhibitor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment
    • B32B2457/04—Insulators

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  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Insulating Bodies (AREA)

Abstract

The invention belongs to electrical insulating material technical fields, it is related to a kind of basalt fiber cloth mica tape, in particular to a kind of motor basalt fiber cloth major insulation band and preparation method thereof, a kind of motor basalt fiber cloth major insulation band, including following components: mica paper, adhesive and basalt fiber cloth.The present invention by basalt fiber cloth impregnate adhesive after debonding mica paper, drying, winding, basalt fiber cloth mica tape made of cutting, it insulate for motor, the dielectric loss of electrical-coil can be greatly reduced, be conducive to motor to reduce volume, increase capacity, extend the service life, it more ensure that the safe operation of motor, while having the advantages that heat resistance is high, electrical insulating property is good, chemical stability is high, corrosion resistance is strong, hygroscopicity is low, moisture resistivity is good, high mechanical strength.

Description

A kind of motor basalt fiber cloth major insulation band and preparation method thereof
Technical field
The invention belongs to electrical insulating material technical field, it is related to a kind of basalt fiber cloth mica tape, in particular to one kind Motor basalt fiber cloth major insulation band and preparation method thereof.
Background technique
Basalt fibre belongs to nonmetallic inorganic material, is 21 century energy-saving and environmental protection new material and free of contamination " green industry material " is to be drawn using natural basalt ore through high-temperature fusion.Currently, gradually in the boat in China It, automobile ship, petrochemical industry, weaponry, civil engineering traffic, energy conservation and environmental protection, firefighter uniform, the application of the fields such as sports equipment.
Traditional mica tape is debonding mica paper after gluing glass fabric, then baked drying is wound, then Cut into strip-shaped insulating material.Pass through the combination of different mica paper, glass cloth and adhesive, it is possible to produce various motor With generator major insulation material.
But the deficiency of existing glass fabric mica tape its hot property and electrical property when being used on high-voltage motor, electricity Machine dielectric loss is big, is unfavorable for motor volume and reduces, increase capacity, extend the service life, while being also unfavorable for the safe operation of motor. How to solve above-mentioned technical problem becomes the direction that those skilled in the art make great efforts.
Summary of the invention
It is mentioned based on problem above it is an object of the invention to solve the deficiency of existing high-voltage motor hot property and electrical property For a kind of major insulation band for introducing basalt fiber cloth in generator stator winding insulation band, motor obtained major insulation band has electrical The good feature of performance.
Another object of the present invention is to provide a kind of preparation methods of above-mentioned motor basalt fiber cloth major insulation band.
A further object of the present invention is to provide a kind of above-mentioned motor with basalt fiber cloth major insulation band in high-voltage power Application in machine and motor mica tape.
A further purpose of the present invention is to provide a kind of above-mentioned basalt fiber cloth major insulation band in electric appliance Rao Bao insulation Application.
In order to solve the above technical problems, The technical solution adopted by the invention is as follows:
A kind of motor basalt fiber cloth major insulation band, including following components: mica paper, adhesive and basalt fibre Cloth.
As a preferred mode, component further includes macromolecule membrane.
As a preferred mode, the weight percent of adhesive is 4%~40%, and the weight percent of mica paper is 40%~85%；The weight percent 8%~40% of basalt fiber cloth.
As a preferred mode, the weight percent of mica paper is 49%~53%, the weight percent of adhesive It is 16%~19%, the weight percent of basalt fiber cloth is 9%~11%, and the weight percent of macromolecule membrane is 21% ~23%.
As a preferred mode, mica paper is one of muscovite, calcining muscovite, and adhesive is more glue micas Band adhesive, moderate-resin mica tape adhesive, low resin mica tape adhesive, one in three-in-one mica tape adhesive Kind, such as epoxy paulownia horse, epoxy castor oil acid anhydrides, epoxy boron amide, epoxy resin, modified epoxy, poly- two stupid ether, organic siliconresin Deng.
As a preferred mode, the specification of basalt fiber cloth is at least 0.025mm, in 0.03mm, 0.035mm thickness One kind.
A kind of preparation method of motor basalt fiber cloth major insulation band, comprising the following steps:
Whole operation is operated in mica tape and is carried out on machine and cutting machine capital equipment.
Step a checks whether mica tape operation machine is normal, gets out raw material and Work tool, has cleared up equipment and environment Health.
Step b, by debonding mica paper after basalt fiber cloth dipping adhesive.
Step c, basalt fibre and mica paper it is compound after enter heated oven and carry out the heating of point warm area continous way and remove band Organic solvent and low-molecular material in base.
Step d, after made-up belt goes out continous way baking oven, mica tape operates machine and mica tape winding is being used for lathe cutting or is being used for On the tube core of cutting machine cutting, after the completion of winding, last volume waits cutting.
Mica tape is cut into the tep reel of different requirements by step e, upper cutting machine or lathe, obtains product.
As a preferred mode, basalt fiber cloth and mica paper bonding mode are basalt fiber cloth in step b With one of the bonding of mica paper single side, upper and lower level basalt fiber cloth bonding middle layer mica paper.
As a preferred mode, step b basalt fiber cloth and mica paper bonding mode be basalt fiber cloth with The bonding of mica paper single side.
As a preferred mode, step b basalt fiber cloth and mica paper bonding mode are that upper and lower level basalt is fine Wei Bu bonds middle layer mica paper, and the adhesive is one in resin-rich mica tape adhesive or moderate-resin mica tape adhesive Kind.
As a preferred mode, lower layer's basalt fiber cloth need to be unbonded to the mica paper with the bonding of upper layer mica paper Face carries out surface coating processing, and the adhesive is low resin mica tape adhesive.
As a preferred mode, lower layer's basalt fiber cloth band compound for the first time with middle layer mica paper in step d Base go out after drying box again with upper glue and dry macromolecule membrane carry out it is secondary compound, the macromolecule membrane be polyester film, One of Kapton, in middle level, macromolecule membrane is on upper layer, and basalt fiber cloth is in lower layer, institute for the mica paper Stating adhesive is three-in-one mica tape adhesive.
As a preferred mode, adhesive is diluted by one of toluene, acetone or toluene-acetone, is used It is 7%~55% in impregnating basalt fiber cloth or coating the adhesive concentration of macromolecule membrane.
As a preferred mode, the adhesive concentration for mica paper surface treatment is 2%~8%.
As a preferred mode, the temperature regulating range of heated oven is 40 DEG C~170 DEG C of leading portion in step c, band The volatile content of base controls between 0.5%~2%.
As a preferred mode, in step d mica tape operation machine with the speed of 1m/min~6m/min by mica tape Winding in internal diameter is tube core of the 38~42mm for lathe cutting or 76.5mm for cutting machine cutting.
Compared with prior art, beneficial effects of the present invention:
(1) motor major insulation band made from basalt fiber cloth of the invention insulate for motor, cloud is greatly reduced The dielectric loss of master tape solidfied material is conducive to motor and reduces volume, increase capacity, extend the service life, more ensure that the peace of motor Row for the national games, tool have very great significance；
(2) mica tape electrical insulating property made from basalt fiber cloth of the invention is good, and chemical stability is high, corrosion resistance By force；
(3) mica tape hygroscopicity made from basalt fiber cloth of the invention is low, and moisture resistivity is good, high mechanical strength.
Specific embodiment
The present invention is further illustrated below.Embodiments of the present invention include but is not limited to the following example.
Embodiment 1:
A kind of few glue mica major insulation band of motor basalt fiber cloth single-side reinforced, including following components: mica paper, Adhesive and basalt fiber cloth.
The weight percent of adhesive is 7.7%, and the weight percent of mica paper is 81.6%；The weight of basalt fiber cloth Measuring percentage is 10.2%.
Mica paper is muscovite.
Adhesive is epoxy resin.
The specification of basalt fiber cloth is 0.03mmm thick.
A kind of preparation method of motor basalt fiber cloth single-side reinforced major insulation band, comprising the following steps:
Step a checks whether mica tape operation machine is normal, gets out raw material and Work tool, has cleared up equipment and environment Health.
Step b, by debonding upper layer mica paper after lower layer's basalt fiber cloth dipping adhesive.
Step c, basalt fibre and mica paper it is compound after enter heated oven and carry out the heating of point warm area continous way and remove band Organic solvent and low-molecular material in base.
Step d, after made-up belt goes out continous way baking oven, mica tape operates machine and winds mica tape in the pipe for being used for cutting machine cutting On core, after the completion of winding, last volume waits cutting.
Mica tape is cut into the tep reel of different requirements, obtains product by step e, upper cutting machine.
Basalt fiber cloth and mica paper bonding mode are that basalt fiber cloth and mica paper single side bond in step b.Glue Stick is epoxy resin, and epoxy resin is diluted by toluene-acetone, is 7% for impregnating basalt fiber cloth adhesive concentration, Adhesive concentration for mica paper surface treatment is 4%.
The temperature regulating range of heated oven is 40 DEG C~80 DEG C of leading portion in step c, 50 DEG C~120 DEG C of middle section, back segment 50 DEG C~130 DEG C, the volatile content of made-up belt is 0.5%.
It is that 76.5mm is used for point that mica tape operation machine, which is wound mica tape in internal diameter with the speed of 2m/min or so, in step d On the tube core for cutting machine cutting.
Low resin mica tape gross mass obtained above is 196g/m2, wherein mica content is 160g/m2(81.6%), the Black Warrior Rock fiber cloth content is 20g/m2(10.2%), adhesive content 15g/m2(7.7%), volatile matter 0.5%.
Embodiment 2:
Glue major insulation band in a kind of two-sided reinforcement of motor basalt fiber cloth, including following components: mica paper, adhesive And basalt fiber cloth.
The weight percent of adhesive is 20.8%, and the weight percent of mica paper is 60%；The weight of basalt fiber cloth Measure percentage 19.2%.
Mica paper is muscovite.
Adhesive is moderate-resin mica tape adhesive.
The specification of basalt fiber cloth is 0.025mm thick.
The preparation method of glue major insulation band in a kind of two-sided reinforcement of motor basalt fiber cloth, comprising the following steps:
Whole operation is operated in mica tape and is carried out on machine and lathe capital equipment.
Step a checks whether mica tape operation machine is normal, gets out raw material and Work tool, has cleared up equipment and environment Health.
Upper and lower level basalt fiber cloth is impregnated the mica paper in debonding middle layer after adhesive by step b.
Step c, basalt fibre and mica paper it is compound after enter heated oven and carry out the heating of point warm area continous way and remove band Organic solvent and low-molecular material in base.
Step d, after made-up belt goes out continous way baking oven, mica tape operates machine and winds mica tape in the tube core for being used for lathe cutting On, after the completion of winding, last volume waits cutting.
Mica tape is cut into the tep reel of different requirements, obtains product by step e, upper lathe.
Basalt fiber cloth and mica paper bonding mode are that upper and lower level basalt fiber cloth bonds middle layer mica in step b Paper, adhesive are moderate-resin mica tape adhesive, and moderate-resin mica tape is diluted with adhesive by toluene-acetone, concentration 45%.
The temperature regulating range of heated oven is 50 DEG C of leading portion in step c, and 120 DEG C of middle section, 100 DEG C of back segment, made-up belt is waved The control of part content is sent out 2% or so.
It is that 40mm is used for lathe point that mica tape operation machine, which is wound mica tape in internal diameter with the speed of 1.8m/min, in step d On the tube core cut.
The gross mass of moderate-resin mica tape obtained above is 196.8g/m2, wherein mica content is 118g/m2(60%), profound Military rock fiber cloth content is 37.8g/m2(19.2%), adhesive content 41g/m2(20.8%), volatile content 1.9%.
Embodiment 3:
A kind of more glue major insulation bands of the two-sided reinforcement of motor basalt fiber cloth, including following components: mica paper, adhesive And basalt fiber cloth.
The weight percent of adhesive is 38.1%, and the weight percent of mica paper is 42.7%；Basalt fiber cloth Weight percent 19.2%.
Mica paper is calcining muscovite paper.
Adhesive is the modified epoxy resin (abbreviation epoxy paulownia horse) of resin-rich mica tape tong ma anhydride.
The specification of basalt fiber cloth is 0.025mm thick.
A kind of preparation method of the more glue major insulation bands of the two-sided reinforcement of motor basalt fiber cloth, comprising the following steps:
Whole operation is operated in mica tape and is carried out on machine and lathe capital equipment.
Step a checks whether mica tape operation machine is normal, gets out raw material and Work tool, has cleared up equipment and environment Health.
Upper and lower layer basalt fiber cloth is impregnated the mica paper in debonding middle layer after adhesive by step b.
Step c, basalt fibre and mica paper it is compound after enter heated oven and carry out the heating of point warm area continous way and remove band Organic solvent and low-molecular material in base.
Step d, after made-up belt goes out continous way baking oven, mica tape operates machine and winds mica tape in the tube core for being used for lathe cutting On, after the completion of winding, last volume waits cutting.
Step e, with the tep reel for rolling up upper lathe for mica tape and being cut into different requirements, generally with the in the majority of 25mm width, Product is obtained after passed examination.
Basalt fiber cloth and mica paper bonding mode are the cloud that upper and lower layer basalt fiber cloth bonds middle layer in step b Female paper.
Adhesive is more adhesive tape epoxy paulownia horse adhesive, and adhesive is diluted by toluene and acetone, concentration 52%.
80 DEG C of the temperature regulating range leading portion of heated oven in step c, 160 DEG C of middle section, 150 DEG C of back segment, the volatilization of made-up belt Part content control is 1.5% or so.
It is that 40mm is used for lathe point that mica tape operation machine, which is wound mica tape in internal diameter with the speed of 2.5m/min, in step d On the tube core cut.
The gross mass of resin-rich mica tape obtained above is 199.3g/m2, wherein mica content is 85g/m2(42.7%), Basalt fiber cloth content is 38.3g/m2(19.2), adhesive content 76g/m2(38.1%), volatile content 1.6%.
Embodiment 4:
A kind of motor three-in-one major insulation band of basalt fiber cloth Kapton reinforcement, including following components: cloud Female paper, adhesive, basalt fiber cloth and Kapton.
The weight percent of adhesive is 17.2%, and the weight percent of mica paper is 50.7%；Kapton weight Measuring percentage is 22.5%；The weight percent 9.6% of basalt fiber cloth.
Mica paper is muscovite.
Adhesive is organic siliconresin.
The specification of basalt fiber cloth is 0.03mm thick.
The specification of Kapton is 0.03mm thick.
A kind of preparation method of the motor three-in-one major insulation band of basalt fiber cloth Kapton reinforcement, including with Lower step:
Whole operation is operated in mica tape and is carried out on machine and cutting machine capital equipment.
Step a checks whether mica tape operation machine is normal, gets out raw material and Work tool, has cleared up equipment and environment Health.
Lower layer's basalt fiber cloth is impregnated the mica paper on debonding upper layer after adhesive by step b.
Step c, basalt fibre and mica paper it is compound after enter heated oven and carry out the heating of point warm area continous way and remove band Organic solvent and low-molecular material in base.
Step d, made-up belt goes out after continous way baking oven with upper glue and the Kapton dried carry out it is secondary compound, through multiple The next winding of roll-in is closed in the tube core cut for cutting machine, after the completion of winding, last volume waits cutting.
Mica tape is cut into the tep reel of different requirements with the upper cutting machine of volume, generally with the residence of 25mm width by step e It is more, product is obtained after passed examination.
In step b and step d, the complex method of mica tape be it is secondary compound, it is compound after basalt fiber cloth in lower layer, cloud In middle level, Kapton is on upper layer for female paper.Adhesive is organic siliconresin, is used with dilution with toluene to amount of solid 15%.
The temperature regulating range of heated oven is 80 DEG C of leading portion in step c, and 115 DEG C of middle section, 100 DEG C of back segment, made-up belt is waved The control of part content is sent out below 1%.
It is that 76.5mm is used to cut that mica tape operation machine, which is wound mica tape in internal diameter with the speed of 2.1m/min, in step d On the tube core of machine cutting.
The gross mass of three-in-one mica tape obtained above is 209g/m2, wherein mica content is 106g/m2(50.7%), Basalt fiber cloth content is 20g/m2(9.6%), Kapton content is 47g/m2(22.5%), adhesive content is 36g/m2(17.2%), volatile content 0.5%.
Comparison one:
The glass fabric that basalt fiber cloth changes same specification into is made into mica tape by the technique of embodiment 1, it will be profound Lack glue major insulation bands in HV Electric Machine Coil for two kinds made of military rock fiber cloth and glass fabric, then through vacuum pressure After impregnation (VPI technique) and heat cure, under 0.6UN voltage rating, 155 DEG C of hot dielectric loss comparison is seen below Table.
Mica tape title Dielectric loss (%)
Basalt fiber cloth low resin mica tape 4.6
Conventional fiber glass cloth low resin mica tape 7.6
Comparison two:
The glass fabric that basalt fiber cloth changes same specification into is made into mica tape by the technique of embodiment 2, it will be profound Two kinds of major insulation bands made of military rock fiber cloth and glass fabric are in HV Electric Machine Coil, then through vacuum pressure impregnation After handling (VPI technique) and heat cure, under 0.6UN voltage rating, 155 DEG C of hot dielectric loss comparison be see the table below.
Mica tape title Dielectric loss (%)
Basalt fiber cloth moderate-resin mica tape 4.2
Conventional fiber glass cloth moderate-resin mica tape 7.1
Comparison three:
The glass fabric that basalt fiber cloth changes same specification into is made into mica tape by the technique of embodiment 3, it will be profound Two kinds of major insulation bands made of military rock fiber cloth and glass fabric are in HV Electric Machine Coil, then through vacuum pressure impregnation After handling (VPI technique) and heat cure, under 0.6UN voltage rating, 155 DEG C of hot dielectric loss comparison be see the table below.
Mica tape title Dielectric loss (%)
Basalt fiber cloth resin-rich mica tape 3.9
Conventional fiber glass cloth resin-rich mica tape 5.9
The data explanation of three groups of comparative examples above, the hot medium damage of the motor mica tape made from basalt fiber cloth The hot dielectric loss of mica tape made from loss-rate glass fabric is small.Hot dielectric loss is reduced, generator and electricity are conducive to Motivation reduces volume, increases capacity, extends the service life, more ensure that the safe operation of motor.
Simultaneously compared with glass fibre, the fabric mica tape of basalt fibre also has that heat resistance is high, electrical insulating property is good, changes Learn the advantages of stability is high, corrosion resistance is strong, hygroscopicity is low, moisture resistivity is good, high mechanical strength.
It as above is the embodiment of the present invention.Design parameter in above-described embodiment and embodiment is merely to understand table Invention verification process is stated, the scope of patent protection being not intended to limit the invention, scope of patent protection of the invention is still with it It is all with equivalent variations made by specification of the invention subject to claims, it similarly should be included in guarantor of the invention It protects in range.

Claims (10)

1. a kind of motor basalt fiber cloth major insulation band, it is characterised in that: including following components: mica paper, adhesive and Basalt fiber cloth.
2. a kind of motor according to claim 1 basalt fiber cloth major insulation band, it is characterised in that: component further includes Macromolecule membrane.
3. described in any item a kind of motors basalt fiber cloth major insulation band according to claim 1~2, it is characterised in that: The mica paper is one of muscovite, calcining muscovite, and the adhesive is resin-rich mica tape adhesive, middle glue mica Band one of adhesive, low resin mica tape adhesive, three-in-one mica tape adhesive.
4. a kind of motor according to claim 3 basalt fiber cloth major insulation band, it is characterised in that: the basalt The specification of fiber cloth is 0.025mm, 0.03mm, one of 0.035mm thickness.
5. a kind of motor preparation method of basalt fiber cloth major insulation band, it is characterised in that: the following steps are included:
Step a checks whether mica tape operation machine is normal, gets out raw material and Work tool, has cleared up equipment and environmental sanitation.
Step b, by debonding mica paper after basalt fiber cloth dipping adhesive.
Step c, basalt fibre and mica paper it is compound after enter heated oven and carry out the heating of point warm area continous way and remove in made-up belt Organic solvent and low-molecular material.
Step d, after made-up belt goes out continous way baking oven, mica tape operates machine and is being used for lathe cutting or is being used to cut mica tape winding On the tube core of machine cutting, after the completion of winding, last volume waits cutting.
Mica tape is cut into the tep reel of different requirements by step e, upper cutting machine or lathe, obtains product.
6. a kind of preparation method of motor basalt fiber cloth major insulation band according to claim 5, it is characterised in that: Basalt fiber cloth and mica paper bonding mode are basalt fiber cloth and the bonding of mica paper single side, upper and lower level in the step b Basalt fiber cloth bonds one of middle layer mica paper.
7. a kind of preparation method of motor basalt fiber cloth major insulation band according to claim 6, it is characterised in that: The step b basalt fiber cloth and mica paper bonding mode are that basalt fiber cloth and mica paper single side bond.
8. a kind of preparation method of motor basalt fiber cloth major insulation band according to claim 6, it is characterised in that: The step b basalt fiber cloth and mica paper bonding mode are that upper and lower level basalt fiber cloth bonds middle layer mica paper, described Adhesive is one of resin-rich mica tape adhesive or moderate-resin mica tape adhesive.
9. a kind of preparation method of motor basalt fiber cloth major insulation band according to claim 7, it is characterised in that: Lower layer's basalt fiber cloth and the bonding of upper layer mica paper need to carry out surface coating processing, the gluing to the unbonded face of the mica paper Agent is low resin mica tape adhesive.
10. a kind of preparation method of motor basalt fiber cloth major insulation band according to claim 7, feature exist In: after lower layer's basalt fiber cloth and middle layer mica paper made-up belt compound for the first time go out drying box in step d again with upper glue simultaneously Dry macromolecule membrane carry out it is secondary compound, the macromolecule membrane be one of polyester film, Kapton, it is described In middle level, macromolecule membrane is on upper layer, and for basalt fiber cloth in lower layer, the adhesive is three-in-one mica tape glue for mica paper Stick.
CN201811338897.3A 2018-11-12 2018-11-12 A kind of motor basalt fiber cloth major insulation band and preparation method thereof Pending CN109378143A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110010270A (en) * 2019-04-15 2019-07-12 苏州贯龙电磁线有限公司 A kind of high-power wind-driven generator electromagnetic wire

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1424868A (en) * 2001-12-08 2003-06-18 周献刚 Method for producing basalt fiber reinforced copper coated boards
CN101070409A (en) * 2006-05-09 2007-11-14 松下电器产业株式会社 Polypropylene resin composition, its preparing method and fan
CN105719781A (en) * 2016-04-05 2016-06-29 杭州世纪云母绝缘材料有限公司 High temperature resistant powder mica tape containing high strength fibers

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1424868A (en) * 2001-12-08 2003-06-18 周献刚 Method for producing basalt fiber reinforced copper coated boards
CN101070409A (en) * 2006-05-09 2007-11-14 松下电器产业株式会社 Polypropylene resin composition, its preparing method and fan
CN105719781A (en) * 2016-04-05 2016-06-29 杭州世纪云母绝缘材料有限公司 High temperature resistant powder mica tape containing high strength fibers

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110010270A (en) * 2019-04-15 2019-07-12 苏州贯龙电磁线有限公司 A kind of high-power wind-driven generator electromagnetic wire
CN110010270B (en) * 2019-04-15 2024-03-15 苏州贯龙电磁线有限公司 Electromagnetic wire for high-power wind driven generator

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Application publication date: 20190222