CN106384621A - Frequency-variable enameled flat wire for electric car - Google Patents
Frequency-variable enameled flat wire for electric car Download PDFInfo
- Publication number
- CN106384621A CN106384621A CN201611043371.3A CN201611043371A CN106384621A CN 106384621 A CN106384621 A CN 106384621A CN 201611043371 A CN201611043371 A CN 201611043371A CN 106384621 A CN106384621 A CN 106384621A
- Authority
- CN
- China
- Prior art keywords
- paint film
- metal
- oxide
- conductor
- polyester
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/02—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
- H01B9/021—Features relating to screening tape per se
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- 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
- H01B13/06—Insulating conductors or cables
- H01B13/16—Insulating conductors or cables by passing through or dipping in a liquid bath; by spraying
- H01B13/165—Insulating conductors or cables by passing through or dipping in a liquid bath; by spraying by spraying
-
- 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
- H01B7/08—Flat or ribbon cables
- H01B7/0861—Flat or ribbon cables comprising one or more screens
-
- 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
-
- 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
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
Abstract
The invention discloses a frequency-variable enameled flat wire for an electric car. The frequency-variable enamelled flat wire comprises a conductor, and the outer surface of the conductor is sequentially coated with a polyester imine paint film, a metal oxide polyamideimide paint film, nano metal oxide particles, a glass layer and a plastic layer from the internal to the external, wherein the polyester imine paint film and the metal oxide polyamideimide paint film are obtained by modifying inorganic nano-metal oxide and organic chemically bonded complexation metribuzin by use of polarization technology, the polyester imine paint film and the metal oxide polyamideimide paint film all contain a plurality of chemically bonded nano metal oxide particles, which are encircled to form a paint film with metal oxides, and the glass layer is filled with netted glass fibers. The frequency-variable enameled flat wire can resist high frequency spike voltage, and the enameled flat wire can work in a high temperature environment with a temperature of about 200 DEG C for a long time. The production process is simple, and the structure is reasonable. The frequency-variable enameled flat wire can be used as an insulated winding wire for frequency-variable and high-efficiency motors such as electric car driving motor.
Description
Technical field
The present invention relates to enamel-covered wire technical field, specially a kind of frequency conversion enameled sheet wire used for electric vehicle.
Background technology
With social development, energy demand is continuously increased, promotes Devoting Major Efforts To Developing and the application of new-energy automobile, bag
Include pure electric automobile and plug-in hybrid-power automobile.New-energy automobile need to be substituted using Motor drive or part replacing fuel oil is sent out
The power supply of motivation.Driving motor for electric automobile is the essential core part of electric automobile, in order to improve F-Zero, motor
Should there are higher instantaneous power and power density(W/kg);In order to improve 1 charging operating range, motor should have very high effect
Rate;And electric automobile is speed change work, so motor should have higher high low speed overall efficiency.Therefore new-energy automobile drives
The features such as galvanic electricity is confidential to seek the small volume of motor, lightweight and power density is high.Traditional motor uses frequency conversion enamel-cover to justify
Line as the major insulation of winding, the efficiency of the motor to a certain degree improving, but volume and power density can not meet electric automobile
The requirement that motor constantly develops, a kind of high copper factor of needs, the frequency conversion motor that volume is less, weight is lighter.
Existing solution has at present:1st, common polyamidoimide complex polyester imines enameled sheet wire, meets resistance to
Pressure is required with technique productions, but can not resist high-frequency pulse voltage;2nd, female in the additional stratus of enamel-covered wire, Muscovitum pulse voltage
Play certain cushioning effect, but copper factor degradation, the volume increasing of motor;3rd, adulterate in wire enamel inorganic material
Material -- can not stablize compatible, mechanical performance declines, stretching rear stability is poor, the R angle coating of lenticular wire is uneven, anti-high-frequency impulse
Spread of voltage is it is impossible to meet electric automobile frequency conversion motor service life and demand for security.
Content of the invention
(One)The technical problem solving
For the deficiencies in the prior art, the invention provides a kind of frequency conversion enameled sheet wire used for electric vehicle, solve enameled sheet wire
Anti- high-frequency pulse voltage ability problem that is strong and increasing frequency conversion motor service life.
(Two)Technical scheme
For achieving the above object, the present invention provides following technical scheme:A kind of frequency conversion enameled sheet wire used for electric vehicle, including leading
Body, the outer surface of described conductor be enclosed with successively from inside to outside polyester-imide paint film, metal-oxide polyamidoimide paint film,
Metal oxide nano particles, glassy layer and plastic layer, polyester-imide paint film and metal-oxide polyamidoimide paint film are
Prepared by inorganic nano metal-oxide and an organic chemical bond complexation match gram modification using Polarization technique, polyester-imide paint film
With in metal-oxide polyamidoimide paint film all containing some metal oxide nano particles with chemical bonds, some
Metal oxide nano particles, around the paint film being formed with metal-oxide, are filled with the webbed glass of braiding in glassy layer
Fiber, the mesh gap of glass fiber mesh is 0. 1 millimeters, is filled with some groups of plastic balls in plastic layer, and plastic ball is lived
Dynamic setting.
Preferably, described conductor is copper conductor.
Preferably, described conductor is aluminium conductor.
Preferably, a kind of frequency conversion enameled sheet wire used for electric vehicle, its processing technology comprises the following steps:
S1, initially with Polarization technique by inorganic nano metal-oxide and organic chemical bond complexation match a gram modification contain thus making
There are some polyester-imide paint and metal-oxide polyamidoimides forming metal oxide nano particles with chemical bonds
Paint;
S2, first in the conductor of naked shape(1)Surface spraying polyester-imide paint, by conductor after spraying(1)It is placed on 130 DEG C about of temperature
Bakeed so that the conductor of naked shape under degree(1)Surface forms polyester-imide paint film(2), then leading of polyester-imide paint will be sprayed with
Body(1)Carry out secondary spray painting, secondary spray painting is metal-oxide polyamidoimide paint, and spraying is again by conductor(1)It is placed on
130 DEG C about at a temperature of bakeed so that polyester-imide paint film(2)Outer surface be coated with metal-oxide polyamide acyl
Imines paint film(3);
S3, by the conductor made in step S2(1)Carry out coat parcel process, by metal-oxide polyamidoimide paint film
(3)Outer surface coat polymer binder, be then covered by the glassy layer of fiberglass braided one-tenth(5), and in glassy layer(5)
Outer surface on coat polymer binder again, be then covered by plastic ball composition plastic layer(6), then conductor is entered
Row ventilation dries up, thus making finished product take-up again.
(Three)Beneficial effect
The invention provides a kind of frequency conversion enameled sheet wire used for electric vehicle.Possesses following beneficial effect:
(1), the present invention passes through in polyester-imide paint film and metal-oxide polyamidoimide paint film containing with chemical bonds
Metal oxide nano particles, and form the paint film with metal-oxide, high-frequency pulse voltage can be played with buffering and shield
The effect of covering is it is ensured that insulation will not be aging it is ensured that frequency conversion motor efficiently runs for a long time under high-frequency pulse voltage impact.
(2), the present invention pass through glassy layer and plastic layer cooperation, reach absorb overflow electric arc and carry out decentralized processing, increase
The reactance voltage impact of big enameled sheet wire.
(3), the present invention tool opposing high frequency spikes voltage, the high temperature ring that enameled sheet wire can be 200 DEG C about in temperature for a long time
Work under border, simple production process, rational in infrastructure, can be used as the insulation of the frequency-variable efficient motor such as driving motor for electric automobile etc. around
Group line.
Brief description
Fig. 1 is present configuration schematic diagram.
In figure:1 conductor, 2 polyester-imide paint films, 3 metal-oxide polyamidoimide paint films, 4 nano-metal-oxides
Granule, 5 glassy layers, 6 plastic layers.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
As shown in figure 1, the present invention provides a kind of technical scheme:A kind of frequency conversion enameled sheet wire used for electric vehicle, including conductor
1, the outer surface of conductor 1 is enclosed with polyester-imide paint film 2, metal-oxide polyamidoimide paint film 3 from inside to outside successively, receives
Rice metal oxide particle 4, glassy layer 5 and plastic layer 6, polyester-imide paint film 2 and metal-oxide polyamidoimide paint film 3
It is to be prepared by inorganic nano metal-oxide and an organic chemical bond complexation match gram modification using Polarization technique, polyester-imide paint
All containing some metal oxide nano particles with chemical bonds in film 2 and metal-oxide polyamidoimide paint film 3
4, some metal oxide nano particles 4, around the paint film being formed with metal-oxide, are filled with glassy layer 5 and are woven into net
The glass fibre of shape, the mesh gap of glass fiber mesh is 0. 1 millimeters, is filled with some groups of plastic balls in plastic layer 6,
Plastic ball activity setting, and conductor 1, polyester-imide paint film 2, metal-oxide polyamidoimide paint film 3, nano metal
The frequency conversion line that oxide particle 4, glassy layer 5 and plastic layer 6 are constituted is lenticular wire, in conjunction with figure layer characteristic and production technology obtain pre-
Meter effect.
A kind of frequency conversion enameled sheet wire used for electric vehicle, its processing technology comprises the following steps:
S1, initially with Polarization technique by inorganic nano metal-oxide and organic chemical bond complexation match a gram modification contain thus making
There are some polyester-imide paint and metal-oxide polyamidoimides forming metal oxide nano particles with chemical bonds
Paint;
S2, first in the conductor of naked shape(1)Surface spraying polyester-imide paint, by conductor after spraying(1)It is placed on 130 DEG C about of temperature
Bakeed so that the conductor of naked shape under degree(1)Surface forms polyester-imide paint film(2), then leading of polyester-imide paint will be sprayed with
Body(1)Carry out secondary spray painting, secondary spray painting is metal-oxide polyamidoimide paint, and spraying is again by conductor(1)It is placed on
130 DEG C about at a temperature of bakeed so that polyester-imide paint film(2)Outer surface be coated with metal-oxide polyamide acyl
Imines paint film(3);
S3, by the conductor made in step S2(1)Carry out coat parcel process, by metal-oxide polyamidoimide paint film
(3)Outer surface coat polymer binder, be then covered by the glassy layer of fiberglass braided one-tenth(5), and in glassy layer(5)
Outer surface on coat polymer binder again, be then covered by plastic ball composition plastic layer(6), then conductor is entered
Row ventilation dries up, thus making finished product take-up again.
Embodiment one
Conductor 1 is copper round wire, and prime paint is 50% polyester-imide paint film 2, and finish paint is 50% polyamidoimide paint film 3, and polyester is sub-
All containing some nano-metal-oxides with chemical bonds in amine paint film 2 and metal-oxide polyamidoimide paint film 3
Granule 4, some metal oxide nano particles 4, around the paint film being formed with metal-oxide, can rise to high-frequency pulse voltage
To buffering and shielding action it is ensured that insulation will not be aging it is ensured that frequency conversion motor is efficiently permanent under high-frequency pulse voltage impact
Run, and glassy layer 5 can absorb the electric arc of spilling, increase the reactance voltage impact of enameled sheet wire, and in plastic layer 6
Activeness plastic bubble, can not only absorb electric arc, reach the effect of reactance voltage impact, and due to sphere structure, increase suction
Receive area, and carry out processing electric arc it can be ensured that frequency conversion motor efficiently runs for a long time in active procedure.
Embodiment two
Conductor 1 is copper round wire, and prime paint is 70% polyester-imide paint film 2, and finish paint is 30% polyamidoimide paint film 3, and polyester is sub-
All containing some nano-metal-oxides with chemical bonds in amine paint film 2 and metal-oxide polyamidoimide paint film 3
Granule 4, some metal oxide nano particles 4, around the paint film being formed with metal-oxide, can rise to high-frequency pulse voltage
To buffering and shielding action it is ensured that insulation will not be aging it is ensured that frequency conversion motor is efficiently permanent under high-frequency pulse voltage impact
Run, and glassy layer 5 can absorb the electric arc of spilling, increase the reactance voltage impact of enameled sheet wire, and in plastic layer 6
Activeness plastic bubble, can not only absorb electric arc, reach the effect of reactance voltage impact, and due to sphere structure, increase suction
Receive area, and carry out processing electric arc it can be ensured that frequency conversion motor efficiently runs for a long time in active procedure.
Embodiment three
Conductor 1 is aluminium round wire, and prime paint is 50% polyester-imide paint film 2, and finish paint is 50% polyamidoimide paint film 3, and polyester is sub-
All containing some nano-metal-oxides with chemical bonds in amine paint film 2 and metal-oxide polyamidoimide paint film 3
Granule 4, some metal oxide nano particles 4, around the paint film being formed with metal-oxide, can rise to high-frequency pulse voltage
To buffering and shielding action it is ensured that insulation will not be aging it is ensured that frequency conversion motor is efficiently permanent under high-frequency pulse voltage impact
Run, and glassy layer 5 can absorb the electric arc of spilling, increase the reactance voltage impact of enameled sheet wire, and in plastic layer 6
Activeness plastic bubble, can not only absorb electric arc, reach the effect of reactance voltage impact, and due to sphere structure, increase suction
Receive area, and carry out processing electric arc it can be ensured that frequency conversion motor efficiently runs for a long time in active procedure.
Example IV
Conductor 1 is aluminium round wire, and prime paint is 70% polyester-imide paint film 2, and finish paint is 30% polyamidoimide paint film 3, and polyester is sub-
All containing some nano-metal-oxides with chemical bonds in amine paint film 2 and metal-oxide polyamidoimide paint film 3
Granule 4, some metal oxide nano particles 4, around the paint film being formed with metal-oxide, can rise to high-frequency pulse voltage
To buffering and shielding action it is ensured that insulation will not be aging it is ensured that frequency conversion motor is efficiently permanent under high-frequency pulse voltage impact
Run, and glassy layer 5 can absorb the electric arc of spilling, increase the reactance voltage impact of enameled sheet wire, and in plastic layer 6
Activeness plastic bubble, can not only absorb electric arc, reach the effect of reactance voltage impact, and due to sphere structure, increase suction
Receive area, and carry out processing electric arc it can be ensured that frequency conversion motor efficiently runs for a long time in active procedure.
The enamel-covered wire Inverter fed motor standard testing of the present invention:
Using standard it is:GB/T21707-2008(Frequency control special three-phase asynchronous electrical machine insulation specification)And GB/T14711-
The requirement to frequency conversion line Inverter fed motor life-span for 2013 (middle-size and small-size electric rotating machine universal safety requires).
Test condition:Pulse frequency:20KHz;Pulse duty factor:50%;
Impulse waveform:Square;Pulse voltage(Vp-p):3KV;
Pulse polarity:Bipolar;Temperature:155±2℃.
Draw the electromagnetism life-span under different pulse rise times by test(Table 1).
Pulse rise time/ns | 400 | 200 | 100 |
The electromagnetic wire life-span/h | 60 | 20 | 12 |
The electromagnetism life-span under table 1 different pulse rise time.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, permissible
Understand and can carry out multiple changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (4)
1. a kind of frequency conversion enameled sheet wire used for electric vehicle, including conductor(1)It is characterised in that:Described conductor(1)Outer surface by
Interior and outer be enclosed with polyester-imide paint film successively(2), metal-oxide polyamidoimide paint film(3), nano-metal-oxide
Granule(4), glassy layer(5)And plastic layer(6), thus making(3)Be using Polarization technique by inorganic nano metal-oxide and
An organic chemical bond complexation match gram modification prepares, polyester-imide paint film(2)With metal-oxide polyamidoimide paint film(3)
Inside all containing some metal oxide nano particles with chemical bonds(4), some metal oxide nano particles(4)Cincture
Form the paint film with metal-oxide, glassy layer(5)Inside it is filled with the webbed glass fibre of braiding, the net of glass fiber mesh
Interporal lacuna is 0. 1 millimeters, plastic layer(6)Inside it is filled with some groups of plastic balls, plastic ball activity setting.
2. a kind of frequency conversion enameled sheet wire used for electric vehicle according to claim 1 it is characterised in that:Described conductor(1)For
Copper conductor.
3. a kind of frequency conversion enameled sheet wire used for electric vehicle according to claim 1 it is characterised in that:Described conductor(1)For
Aluminium conductor.
4. a kind of frequency conversion enameled sheet wire used for electric vehicle according to claim 1 is it is characterised in that its processing technology includes
Following steps:
S1, initially with Polarization technique by inorganic nano metal-oxide and organic chemical bond complexation match a gram modification contain thus making
There are some polyester-imide paint and metal-oxide polyamidoimides forming metal oxide nano particles with chemical bonds
Paint;
S2, first in the conductor of naked shape(1)Surface spraying polyester-imide paint, by conductor after spraying(1)It is placed on 130 DEG C about of temperature
Bakeed so that the conductor of naked shape under degree(1)Surface forms polyester-imide paint film(2), then leading of polyester-imide paint will be sprayed with
Body(1)Carry out secondary spray painting, secondary spray painting is metal-oxide polyamidoimide paint, and spraying is again by conductor(1)It is placed on
130 DEG C about at a temperature of bakeed so that polyester-imide paint film(2)Outer surface be coated with metal-oxide polyamide acyl
Imines paint film(3);
S3, by the conductor made in step S2(1)Carry out coat parcel process, by metal-oxide polyamidoimide paint film
(3)Outer surface coat polymer binder, be then covered by the glassy layer of fiberglass braided one-tenth(5), and in glassy layer(5)
Outer surface on coat polymer binder again, be then covered by plastic ball composition plastic layer(6), then conductor is entered
Row ventilation dries up, thus making finished product take-up again.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611043371.3A CN106384621A (en) | 2016-11-24 | 2016-11-24 | Frequency-variable enameled flat wire for electric car |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611043371.3A CN106384621A (en) | 2016-11-24 | 2016-11-24 | Frequency-variable enameled flat wire for electric car |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106384621A true CN106384621A (en) | 2017-02-08 |
Family
ID=57957719
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611043371.3A Pending CN106384621A (en) | 2016-11-24 | 2016-11-24 | Frequency-variable enameled flat wire for electric car |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106384621A (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101640109A (en) * | 2009-07-22 | 2010-02-03 | 无锡锡洲电磁线有限公司 | Glass fiber tape film lapping aluminum circular transposition lead |
CN201465636U (en) * | 2009-04-30 | 2010-05-12 | 特变电工山东鲁能泰山电缆有限公司 | Refractory composite insulated copper strand winding wire |
CN204537723U (en) * | 2015-04-01 | 2015-08-05 | 江苏大通机电有限公司 | Two coating enamelled wire |
CN204740886U (en) * | 2015-05-22 | 2015-11-04 | 成都亨通光通信有限公司 | Protection against rodents prevents light -duty layer stranded type optoelectrical composite cable of ant |
CN105161168A (en) * | 2015-07-21 | 2015-12-16 | 江苏大通机电有限公司 | Variable-frequency varnished wire |
-
2016
- 2016-11-24 CN CN201611043371.3A patent/CN106384621A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201465636U (en) * | 2009-04-30 | 2010-05-12 | 特变电工山东鲁能泰山电缆有限公司 | Refractory composite insulated copper strand winding wire |
CN101640109A (en) * | 2009-07-22 | 2010-02-03 | 无锡锡洲电磁线有限公司 | Glass fiber tape film lapping aluminum circular transposition lead |
CN204537723U (en) * | 2015-04-01 | 2015-08-05 | 江苏大通机电有限公司 | Two coating enamelled wire |
CN204740886U (en) * | 2015-05-22 | 2015-11-04 | 成都亨通光通信有限公司 | Protection against rodents prevents light -duty layer stranded type optoelectrical composite cable of ant |
CN105161168A (en) * | 2015-07-21 | 2015-12-16 | 江苏大通机电有限公司 | Variable-frequency varnished wire |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101958158B (en) | Method for preparing corona-resistant enameled wire and product | |
CN102034570B (en) | Preparation method of glass fiber covered corona-resistant enameled rectangular wire | |
CN101824268B (en) | Production method of nano composite modified insulating paint for enameled wire and high-performance nano composite enameled wire | |
CN103832033B (en) | A kind of corona-resistant polyimide-perfluoroethylene-propylene laminated film and preparation method thereof | |
CN103400638A (en) | Corona-resistant groove insulation material and preparation method thereof | |
CN101245212B (en) | Method for producing electric corona resistant wire coating enamel with in situ polymerization method | |
CN105006285A (en) | High-temperature-resistant ceramic electromagnetic wire | |
KR101665910B1 (en) | Flat winding wire having corona resistance | |
CN106030727A (en) | Conducting corona shielding paper, in particular for outer corona shielding | |
CN106384621A (en) | Frequency-variable enameled flat wire for electric car | |
CN110563991A (en) | silicone rubber anti-electromagnetic interference insulating cloth and preparation method thereof | |
CN206980996U (en) | Electrostatic precipitator | |
CN105336451A (en) | Autohension corona-resistant enamelled wire and preparation method thereof | |
CN206639610U (en) | A kind of frequency conversion enameled sheet wire used for electric vehicle | |
CN109300618A (en) | A kind of production technology of new-energy automobile hub motor enameled wire | |
CN203165519U (en) | 200-lelvel self-adhesive composite polyester imide/polyamide imide enamelled round copper wire | |
CN104200877A (en) | Composite dipping wire and production method thereof | |
CN204257238U (en) | A kind of Special enameled wire | |
CN104637628A (en) | Production technology of SPP water-resistant winding wire | |
CN203288270U (en) | An anti-corona semi-conductor mica tape | |
CN111403093A (en) | Control cable for smart home | |
CN205959641U (en) | Corona -resistant lacquered wire for variable -frequency motor | |
CN207409287U (en) | A kind of Inverter fed motor enameled wire | |
CN205038980U (en) | Semiconduction polyester film and cable | |
CN202695026U (en) | Double-sided polyester film mica foil |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170208 |
|
WD01 | Invention patent application deemed withdrawn after publication |