CN106273815A - A kind of anti-corona composite insulating foil and motor - Google Patents
A kind of anti-corona composite insulating foil and motor Download PDFInfo
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- CN106273815A CN106273815A CN201610674322.3A CN201610674322A CN106273815A CN 106273815 A CN106273815 A CN 106273815A CN 201610674322 A CN201610674322 A CN 201610674322A CN 106273815 A CN106273815 A CN 106273815A
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- 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
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- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/12—Layered products comprising a layer of synthetic resin 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
- B32B27/281—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42 comprising polyimides
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
-
- 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
- B32B5/22—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/40—Windings characterised by the shape, form or construction of the insulation for high voltage, e.g. affording protection against corona discharges
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- 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
- B32B2250/00—Layers arrangement
- B32B2250/24—All layers being polymeric
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- 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
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0261—Polyamide fibres
- B32B2262/0269—Aromatic polyamide 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
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0276—Polyester 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
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/306—Resistant to heat
-
- 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
- B32B2307/726—Permeability to liquids, absorption
- B32B2307/7265—Non-permeable
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Laminated Bodies (AREA)
- Insulating Bodies (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
The invention discloses a kind of anti-corona composite insulating foil and motor, anti-corona composite insulating foil can be coated with motor slot interior loop, including: it is coated or impregnated with semi-conducting material on insulated compound paper tinsel substrate layer, and first of insulated compound paper tinsel substrate layer；It is arranged on the first heat-resistant insulating layer on second of insulated compound paper tinsel substrate layer；The high-temperature resistance plastice thin layer being arranged on the first heat-resistant insulating layer；The second heat-resistant insulating layer being arranged on high-temperature resistance plastice thin layer；The first tack coat being arranged between the first heat-resistant insulating layer and high-temperature resistance plastice thin layer；The second tack coat being arranged between high-temperature resistance plastice thin layer and the second heat-resistant insulating layer.The present invention is coated in motor slot interior loop and can form the most heat-resisting resistive layer, prevents corona from producing.Additionally, high-temperature resistance plastice thin layer can also prevent moisture from entering in motor slot interior loop, the anti-corona composite insulating foil that i.e. present invention provides can also play the effect of protection against the tide, prevents the generation of corona further.
Description
Technical field
The present invention relates to motor device technical field, especially relate to a kind of anti-corona composite insulating foil and motor.
Background technology
Along with making constant progress of industrial technology, the application of mesohigh motor is more and more extensive.Determining of mesohigh motor
Subcoil is at ventilation notch and goes out at notch, and the Electric Field Distribution of its insulating surface is the most uneven.When local field strength reaches one
During fixed number value, there is local ionization in gas, blue halation occurs, produce corona at electricity nest.The generation of corona is along with hot, smelly
Oxygen, the generation of nitrogen oxide, extremely harmful to electrical machine insulation.Additionally, humidity is also the key factor that corona produces.
Therefore, how preventing motor from producing corona is those skilled in the art's technical problems urgently to be resolved hurrily.
Summary of the invention
In view of this, first purpose of the present invention is to provide a kind of anti-corona composite insulating foil, to prevent motor from producing corona.
Second object of the present invention is to provide a kind of motor.
In order to realize above-mentioned first purpose, the invention provides following scheme:
A kind of anti-corona composite insulating foil, it is possible to cladding motor slot interior loop, including:
It is coated or impregnated with quasiconductor material on insulated compound paper tinsel substrate layer, and first of described insulated compound paper tinsel substrate layer
Material；
It is arranged on the first heat-resistant insulating layer on second of described insulated compound paper tinsel substrate layer；
It is arranged on the high-temperature resistance plastice thin layer on described first heat-resistant insulating layer；
It is arranged on the second heat-resistant insulating layer on described high-temperature resistance plastice thin layer；
It is arranged on the first tack coat between described first heat-resistant insulating layer and described high-temperature resistance plastice thin layer；
It is arranged on the second tack coat between described high-temperature resistance plastice thin layer and described second heat-resistant insulating layer.
Preferably, in above-mentioned anti-corona composite insulating foil, described insulated compound paper tinsel substrate layer is that polyester film and polyester fibre is non-to be knitted
Cloth softness is combined layers of foil, NHN insulating barrier or NMN insulating barrier.
Preferably, in above-mentioned anti-corona composite insulating foil, described high-temperature resistance plastice thin layer is laminated polyester film or polyimides
Thin layer.
Preferably, in above-mentioned anti-corona composite insulating foil, described first heat-resistant insulating layer is aromatic polyamide paper layer or polyester
Nonwoven layer.
Preferably, in above-mentioned anti-corona composite insulating foil, described second heat-resistant insulating layer is aromatic polyamide paper layer or polyester
Nonwoven layer.
Preferably, in above-mentioned anti-corona composite insulating foil, described first tack coat is Wear Characteristics of Epoxy Adhesive oxidant layer or polyurethane adhesive
Layer.
Preferably, in above-mentioned anti-corona composite insulating foil, described second tack coat is Wear Characteristics of Epoxy Adhesive oxidant layer or polyurethane adhesive
Layer.
Preferably, in above-mentioned anti-corona composite insulating foil, described first heat-resistant insulating layer, described high-temperature resistance plastice thin layer and institute
The thickness stating the second heat-resistant insulating layer is 0.05mm.
Preferably, in above-mentioned anti-corona composite insulating foil, the thickness range of described anti-corona composite insulating foil is 0.18mm-0.22mm.
From above-mentioned technical scheme it can be seen that the present invention provide anti-corona composite insulating foil, including insulated compound paper tinsel base material
Layer, the first heat-resistant insulating layer, high-temperature resistance plastice thin layer, the second heat-resistant insulating layer, the first tack coat and the second tack coat composition
The anti-corona composite insulating foil of big resistance, is coated in motor slot interior loop and can form the most heat-resisting resistive layer, prevent corona from producing
Raw.Additionally, high-temperature resistance plastice thin layer can also prevent moisture from entering in motor slot interior loop, i.e. present invention offer is anti-corona compound
Paper tinsel can also play the effect of protection against the tide, prevents the generation of corona further.
In order to realize above-mentioned second purpose, the invention provides following scheme:
A kind of motor, including motor body, also include being coated on the coil of described motor body as above-mentioned any one
Anti-corona composite insulating foil described in Xiang.
Owing to motor disclosed by the invention includes the anti-corona composite insulating foil described in any of the above-described item, therefore, anti-corona composite insulating foil institute
Have the advantage that motor the most disclosed by the invention is comprised.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
The structural representation of the anti-corona composite insulating foil that Fig. 1 provides for the present invention.
Wherein, in Fig. 1:
Insulated compound paper tinsel substrate layer the 1, first heat-resistant insulating layer 2, high-temperature resistance plastice thin layer the 3, second heat-resistant insulating layer 4,
First tack coat the 5, second tack coat 6.
Detailed description of the invention
In order to make those skilled in the art be better understood from technical scheme, real with concrete below in conjunction with the accompanying drawings
The present invention is described in further detail to execute mode.
Embodiment one
Refer to Fig. 1, for the structural representation of the anti-corona composite insulating foil that the present invention provides.
The invention discloses a kind of anti-corona composite insulating foil, it is possible to cladding motor slot interior loop, including: insulated compound paper tinsel substrate layer
It is coated or impregnated with semi-conducting material on 1, and first of insulated compound paper tinsel substrate layer 1；It is arranged on insulated compound paper tinsel substrate layer 1
The first heat-resistant insulating layer 2 on second；It is arranged on the high-temperature resistance plastice thin layer 3 on the first heat-resistant insulating layer 2；It is arranged on resistance to
The second heat-resistant insulating layer 4 on high temperature plastics thin layer 3；Be arranged on the first heat-resistant insulating layer 2 and high-temperature resistance plastice thin layer 3 it
Between the first tack coat 5；It is arranged on the second tack coat 6 between high-temperature resistance plastice thin layer 3 and the second heat-resistant insulating layer 4.
The anti-corona composite insulating foil that the present invention provides, including insulated compound paper tinsel substrate layer the 1, first heat-resistant insulating layer 2, high temperature resistant
Plastic film layers the 3, second heat-resistant insulating layer the 4, first tack coat 5 and the second tack coat 6 constitute the anti-corona composite insulating foil of big resistance,
It is coated in motor slot interior loop and can form the most heat-resisting resistive layer, prevent corona from producing, improve the life-span of motor.This
Outward, high-temperature resistance plastice thin layer 3 can also prevent moisture from entering in motor slot interior loop, and the anti-corona composite insulating foil that i.e. present invention provides is also
The effect of protection against the tide can be played, prevent the generation of corona further, improve the electrical strength of insulation against ground.Owing to using first
Tack coat 5 and the second tack coat 6 realize the first heat-resistant insulating layer 2, high-temperature resistance plastice thin layer 3 and the second heat-resistant insulating layer 4
Connection, it is ensured that reliability；Anti-corona composite insulating foil is by insulated compound paper tinsel substrate layer the 1, first heat-resistant insulating layer 2, high-temperature resistance plastice
Thin layer the 3, second heat-resistant insulating layer the 4, first tack coat 5 and the second tack coat 6 form, and improve mechanical strength.
The semi-conducting material being coated or impregnated with on insulated compound paper tinsel substrate layer 1 in the present invention is semiconductive varnish, through overbaking
Roasting forms, and material surface uniformity is good, and process efficiency is high.It should be noted that be coated or impregnated with on insulated compound paper tinsel substrate layer 1
Semi-conducting material can also be that other have the material preventing corona from producing.
Embodiment two
In the present invention provides another embodiment, anti-corona compound in anti-corona composite insulating foil in the present embodiment and embodiment one
The structure of paper tinsel is similar to, and just repeats no more something in common, only introduces difference.
In the present embodiment, specifically disclose insulated compound paper tinsel substrate layer 1 multiple for polyester film and polyester fibre nonwoven fabric softness
Close layers of foil, NHN insulating barrier or NMN insulating barrier.
Wherein, polyester film and polyester fibre nonwoven fabric softness is combined layers of foil: is called for short DMD, is by two layers polyester non-woven fabrics
Between press from both sides the three-layer insulated material that is composited of one layer of insulation polyester film, there are good mechanical strength, dielectric properties and higher
Heat resistance.
NHN insulating barrier: refer to be made up of the Nomex1 paper of a middle strata imide membrane and two sides thereof, temperature classification is
The composite flexible material of H level (180 DEG C), has good mechanical performance, such as the anti-tear performance of tensile strength and edge and good
Good electrical strength, its surface smooths, and can ensure that fault-free when producing low voltage motor and using automatic winding inserter；
NMN insulating barrier: being three layers of composite-insulating paper, wherein two outside layers is NOMEX insulating paper, and internal layer is MYLAR polyester
Thin film.This material has the excellent heat resistance of NOMEX concurrently, the excellent dielectric intensity of anti-extension tearing strength and mylar and
Mechanical performance.
Due to polyester film and polyester fibre nonwoven fabric softness be combined that layers of foil, NHN insulating barrier and NMN insulating barrier have good
Electrical strength and mechanical performance, in the present invention, preferred insulated compound paper tinsel substrate layer 1 is that polyester film and polyester fibre nonwoven fabric is soft
Soft compound layers of foil, NHN insulating barrier or NMN insulating barrier.It should be noted that other have good electrical strength and mechanical performance
Insulant composition insulating barrier belong to the scope of protection of the invention.
The invention also discloses high-temperature resistance plastice thin layer 3 for laminated polyester film or polyimide film layer.
Mylar is water white transparency, glossiness thin film, good mechanical performance, and rigidity, hardness and toughness are high, endurable
Thorn, rub resistance, high temperature resistant and low temperature, chemical proofing, oil resistivity, air-tightness and fragrance protectiveness are good.
Polyimide film layer has prominent high temperature resistant, radiation hardness, resistance to chemical attack and electrical insulation capability.
Owing to mylar or the above-mentioned advantage of Kapton, preferably high-temperature resistance plastice thin layer 3 are mylar
Layer or polyimide film layer.It should be noted that the insulating barrier of other insulant compositions with resistance to elevated temperatures also belongs to
In the scope of protection of the invention.
Further, the invention also discloses the first heat-resistant insulating layer 2 is aromatic polyamide paper layer or polyester non-woven fabric
Layer.
Aromatic polyamide paper has good dielectric properties so that the Electric Field Distribution between insulation and cooling medium is more equal
Even；Mechanical tenacity is good；Good heat stability；Good chemical compatibility；Good resistance to low temperature；Good radiation resistance
And good anti-flammability.
Polyester non-woven fabric has good cracking resistance.
Based on aromatic polyamide paper and the above-mentioned advantage of polyester non-woven fabric, the preferably first heat-resistant insulating layer 2 is poly-virtue acyl
Amine fiber paper or non-woven polyester layer of cloth.
Further, the invention also discloses the second heat-resistant insulating layer 4 also for aromatic polyamide paper layer or polyester without
Spin layer of cloth.
Due to epoxy adhesive with polyurethane adhesive is high temperature resistant, good toughness and adhesive strength high, therefore, the present invention is open
First tack coat 5 is Wear Characteristics of Epoxy Adhesive oxidant layer or polyurethane adhesive layer, it is ensured that the firmness of anti-corona composite insulating foil and high temperature resistant.
Further, in order to improve firmness and the resistance to elevated temperatures of anti-corona composite insulating foil further, the invention also discloses
Second tack coat 6 is also Wear Characteristics of Epoxy Adhesive oxidant layer or polyurethane adhesive layer.
The present inventor, through repeatedly creative experiment and arduous work, has obtained in anti-corona composite insulating foil,
The thickness of the first heat-resistant insulating layer 2 and the second heat-resistant insulating layer 4 is 0.05mm, and the thickness of high-temperature resistance plastice thin layer 3 is
During 0.05mm, the anti-corona effect of anti-corona composite insulating foil is best.
The present inventor also draws when the thickness of the first heat-resistant insulating layer 2 and the second heat-resistant insulating layer 4 is 0.05mm, high temperature resistant
The thickness of plastic film layers 3 is 0.05mm, when the thickness range of anti-corona composite insulating foil is 0.18mm-0.22mm, and anti-corona composite insulating foil
Electrical strength up to 9kV/ layer, monoplanar surface resistance is up to 1000-5000 Ω.
Specifically as a example by the thickness of anti-corona composite insulating foil is as 0.21mm, when the thickness of anti-corona composite insulating foil is 0.21mm, detection
The breakdown voltage gone out is 19.53kV/ layer, and monoplanar surface resistance is 2550 Ω, and hot strength is 267N/mm, and elongation percentage is more than
15%, the quantification of 170g/m of high-temperature resistance plastice thin layer2, the first heat-resistant insulating layer and the second heat-resistant insulating layer are 0.05 μm.
In sum, anti-corona composite insulating foil disclosed by the invention, have an advantage that
(1) anti-corona composite insulating foil good reliability, mechanical strength height；
(2) improve the uniformity that high-voltage motor embedded coil insulating surface is anti-corona, be effectively guaranteed high-tension electricity trough
The uniformity of internal electric field；
(3) improve the electrical strength of motor entirety insulation against ground.
Embodiment three
The invention also discloses a kind of motor, including motor body, also include being coated on the coil of motor body as
Anti-corona composite insulating foil in above-mentioned any one embodiment.
Owing to motor disclosed by the invention includes the anti-corona composite insulating foil in any of the above-described embodiment, therefore, anti-corona compound
Paper tinsel is had the advantage that motor the most disclosed by the invention is comprised.
" first ", " second " in the present invention etc. are in description and distinguish, and do not have other particular meaning.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple amendment to these embodiments will be apparent from for those skilled in the art, as defined herein
General Principle can realize without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and inventive features phase
The widest consistent scope.
Claims (10)
1. an anti-corona composite insulating foil, it is characterised in that motor slot interior loop can be coated with, including:
It is coated or impregnated with quasiconductor material in insulated compound paper tinsel substrate layer (1), and first of described insulated compound paper tinsel substrate layer (1)
Material；
It is arranged on the first heat-resistant insulating layer (2) on second of described insulated compound paper tinsel substrate layer (1)；
It is arranged on the high-temperature resistance plastice thin layer (3) on described first heat-resistant insulating layer (2)；
It is arranged on the second heat-resistant insulating layer (4) on described high-temperature resistance plastice thin layer (3)；
It is arranged on the first tack coat (5) between described first heat-resistant insulating layer (2) and described high-temperature resistance plastice thin layer (3)；
It is arranged on the second tack coat (6) between described high-temperature resistance plastice thin layer (3) and described second heat-resistant insulating layer (4).
Anti-corona composite insulating foil the most according to claim 1, it is characterised in that described insulated compound paper tinsel substrate layer (1) is polyester
Thin film nonwoven polyester fabric softness is combined layers of foil, NHN insulating barrier or NMN insulating barrier.
Anti-corona composite insulating foil the most according to claim 1, it is characterised in that described high-temperature resistance plastice thin layer (3) is polyester
Thin layer or polyimide film layer.
Anti-corona composite insulating foil the most according to claim 1, it is characterised in that described first heat-resistant insulating layer (2) is poly-virtue acyl
Amine fiber paper or non-woven polyester layer of cloth.
Anti-corona composite insulating foil the most according to claim 1, it is characterised in that described second heat-resistant insulating layer (4) is poly-virtue acyl
Amine fiber paper or non-woven polyester layer of cloth.
Anti-corona composite insulating foil the most according to claim 1, it is characterised in that described first tack coat (5) is epoxy adhesive
Layer or polyurethane adhesive layer.
Anti-corona composite insulating foil the most according to claim 1, it is characterised in that described second tack coat (6) is epoxy adhesive
Layer or polyurethane adhesive layer.
Anti-corona composite insulating foil the most according to claim 1, it is characterised in that described first heat-resistant insulating layer (2), described resistance to height
The thickness of temperature plastic film layers (3) and described second heat-resistant insulating layer (4) is 0.05mm.
9. according to the anti-corona composite insulating foil described in any one in claim 1-8, it is characterised in that the thickness of described anti-corona composite insulating foil
Degree scope is 0.18mm-0.22mm.
10. a motor, including motor body, it is characterised in that also include being coated on the coil of described motor body as
Anti-corona composite insulating foil described in any one in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610674322.3A CN106273815A (en) | 2016-08-16 | 2016-08-16 | A kind of anti-corona composite insulating foil and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610674322.3A CN106273815A (en) | 2016-08-16 | 2016-08-16 | A kind of anti-corona composite insulating foil and motor |
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| Publication Number | Publication Date |
|---|---|
| CN106273815A true CN106273815A (en) | 2017-01-04 |
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| CN201610674322.3A Pending CN106273815A (en) | 2016-08-16 | 2016-08-16 | A kind of anti-corona composite insulating foil and motor |
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|---|---|---|---|---|
| JPS5487803A (en) * | 1977-12-23 | 1979-07-12 | Fuji Electric Co Ltd | Method of insulating treatment for rotary electric machine winding |
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| CN201725601U (en) * | 2010-07-21 | 2011-01-26 | 株洲市绝缘材料有限责任公司 | Composite forming piece of polyester film and aromatic polyamide paper |
| CN201845618U (en) * | 2010-07-21 | 2011-05-25 | 株洲市绝缘材料有限责任公司 | Composite material of polyimide film and aramid fiber paper |
| CN201863445U (en) * | 2010-07-21 | 2011-06-15 | 株洲市绝缘材料有限责任公司 | Polyester film and polyester fiber non-woven cloth insulating composite material |
| CN103280253A (en) * | 2013-05-28 | 2013-09-04 | 卢儒 | Anticorona semiconductor mica tape, preparation method and usage of anticorona semiconductor mica tape |
-
2016
- 2016-08-16 CN CN201610674322.3A patent/CN106273815A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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