CN104299693A - Corona-resistant and high-strength polyimide laminated film copper flat wire - Google Patents
Corona-resistant and high-strength polyimide laminated film copper flat wire Download PDFInfo
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- CN104299693A CN104299693A CN201410606530.0A CN201410606530A CN104299693A CN 104299693 A CN104299693 A CN 104299693A CN 201410606530 A CN201410606530 A CN 201410606530A CN 104299693 A CN104299693 A CN 104299693A
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Abstract
The invention discloses a corona-resistant and high-strength polyimide laminated film copper flat wire. The corona-resistant and high-strength polyimide laminated film copper flat wire comprises a copper flat conductor and an insulation layer wrapped on the surface of the copper flat conductor. The insulation layer is composed of one or two layers of corona-resistant polyimide F46 composite films. A manufacturing method of the copper flat wire comprises the steps that (a) the obverse side and the reverse side of the polyimide film are coated with corona-resistant materials, or the corona-resistant materials are made to permeate into the polyimide film, and then one surface or two surfaces of the polyimide film are coated with F46 glue, so that the corona-resistant polyimide F46 composite film insulation layer with the single-sided glue or the double-sided glue is formed; (b) the insulation layer with the single-sided glue or the double-sided glue adheres to the surface of the copper flat conductor through the F46 glue to obtain the copper flat wire with a single-layer thickness; or the insulation layer with the single-sided glue or the double-sided glue adheres to the surface of the copper flat conductor through the F46 glue, and then the other insulation layer with the single-sided glue or the double-sided glue adheres to the copper flat conductor through the F46 glue, so that the copper flat wire with a double-layer thickness is obtained. The corona-resistant and high-strength polyimide laminated film copper flat wire is unique in manufacturing process, resistant to short-time impact, high in voltage value, capable of preventing damp and salt fog and long in service life.
Description
Technical field
The present invention relates to the structure of winding wire product in wires and cables industry, particularly a kind of Inverter fed motor High Strength Polyimide laminated film copper strap wire.
Background technology
Need in nuclear power motor, core pump motor, wind power motor, 6KV high-pressure frequency-conversion motor, traction electric machine, the electromagnetism winding such as oil, submersible motor, saltern motor of diving to have that excellence is high pressure resistant, the corona-resistant polyimide film copper flat wire wrapped of resistance to elevated temperatures, salt spray resistance.
Corona-resistant polyimide film copper flat wire wrapped effectively can solve variable-frequency motor partial discharge sparking under frequency conversion condition makes insulation system damage the weak link causing motor damage.
A lot of patent and paper be all illustrated this product of production of this series products process for making, how to carry out high temperature sintering, imines material manufacture method, use which kind of copper, aluminium conductor etc.As patent " the film sintered copper strap wire of water-fast high frequency tolerant " application number 201110286256.X, " corona-resistant polyimide-fluoride 46 composite film sintered flat copper wire " application number: 201020265736.9, " a kind of corona resistant polyimide film sintered copper flat wire " application number: 200920042418.3 etc., but the problem such as the situation that they all do not solve the combination of material on imines film of Inverter fed motor, insulation thickness affects the performances such as puncture voltage, its electromechanical properties can reach when the experimental condition of Inverter fed motor meets requirement.
Summary of the invention
The present invention, in order to solve the problems of the technologies described above, overcome the defect that prior art exists, provides a kind of Inverter fed motor High Strength Polyimide laminated film copper strap wire.
The technical solution used in the present invention is:
A kind of Inverter fed motor High Strength Polyimide laminated film copper strap wire, comprise copper flat conductor and the wrapped insulating barrier of copper flat conductor outer surface, it is characterized in that: described insulating barrier is made up of the one deck or two layers of Inverter fed motor High Strength Polyimide fluorine 46 glue laminated film being positioned at conductive surface.
Above-mentioned Inverter fed motor High Strength Polyimide laminated film copper strap wire, described one deck is thickness in monolayer; Described two layers is bilayer thickness.
Above-mentioned Inverter fed motor High Strength Polyimide laminated film copper strap wire, described Inverter fed motor High Strength Polyimide fluorine 46 laminated film, adopts following process:
(1) by Inverter fed motor Material coating on the positive and negative surface of polyimide film, then at its one side or coated on both sides fluorine 46 glue, be formed one side glue or two-sided tape Inverter fed motor High Strength Polyimide fluorine 46 laminated film;
Or Inverter fed motor material infiltrates and jointly reacts by (2) in polyimide film polymerization forming process, it is made to form closely overall structure in polyimide film inside, again at its one side or coated on both sides fluorine 46 glue, be formed with Inverter fed motor High Strength Polyimide fluorine 46 laminated film of one side glue or double faced adhesive tape.
Above-mentioned Inverter fed motor High Strength Polyimide laminated film copper strap wire, described Inverter fed motor material is for containing aluminium oxide, titanium dioxide, zinc oxide, silicon dioxide or zirconic inorganic material.
Above-mentioned Inverter fed motor High Strength Polyimide laminated film copper strap wire, described has one side glue or double faced adhesive tape Inverter fed motor High Strength Polyimide fluorine 46 laminated film, and the thickness of every one deck is 0.031 ~ 0.058mm.
Above-mentioned Inverter fed motor High Strength Polyimide laminated film copper strap wire, when using above-mentioned process to turn to single layer dielectrics structure, its total insulation thickness and thickness in monolayer are 0.124 ~ 0.24mm, and namely total insulation thickness of described one deck is 0.124 ~ 0.24mm.
Above-mentioned Inverter fed motor High Strength Polyimide laminated film copper strap wire, when using above-mentioned process to turn to double-layer insulating structure, its total insulation thickness and bilayer thickness are 0.248 ~ 0.47mm, and namely total insulation thickness of described two layers is 0.248 ~ 0.47mm.
The manufacture method of above-mentioned Inverter fed motor High Strength Polyimide laminated film copper strap wire, comprises the steps:
(a) by Inverter fed motor Material coating on the positive and negative surface of polyimide film, or Inverter fed motor material is infiltrated and jointly reacts in polyimide film polymerization forming process, it is made to form closely overall structure in polyimide film inside, again at its one side or coated on both sides fluorine 46 glue, be formed with the Inverter fed motor High Strength Polyimide fluorine 46 laminated film insulating barrier of one side glue or double faced adhesive tape;
B step (a) gained is had the Inverter fed motor High Strength Polyimide fluorine 46 laminated film insulating barrier of one side glue or double faced adhesive tape by the surface adhesive of fluorine 46 glue and copper flat conductor, namely obtains the Inverter fed motor High Strength Polyimide laminated film copper strap wire of thickness in monolayer by (); Or step (a) gained had the Inverter fed motor High Strength Polyimide fluorine 46 laminated film insulating barrier of double faced adhesive tape by fluorine 46 glue and copper flat conductor surface adhesive, by fluorine 46 glue bond, another has the Inverter fed motor High Strength Polyimide fluorine 46 laminated film insulating barrier of one side glue or double faced adhesive tape thereon again, namely obtains the Inverter fed motor High Strength Polyimide laminated film copper strap wire of bilayer thickness.
Above-mentioned Inverter fed motor High Strength Polyimide laminated film copper strap wire, the corona-resistance property of thickness in monolayer is: under the condition of following table 1, and its Inverter fed motor life-span was more than 500 hours.
Above-mentioned Inverter fed motor High Strength Polyimide laminated film copper strap wire, the corona-resistance property of bilayer thickness is: under the condition of following table 1, and its Inverter fed motor life-span was more than 1000 hours.
Table 1
Beneficial effect of the present invention is:
(1) Inverter fed motor high strength imines laminated film copper strap wire of the present invention, corona-resistance property is high, good heat conductivity, can superior, the dimensionally stable of high-low temperature resistant, radiation hardness, electric property, the most important thing is that the performance of Inverter fed motor is good.
(2) insulation system of coiling of the present invention is unique, with high content of technology; Exceed multiple order of magnitude than the resistance to value of surge voltage in short-term of the polyimides fluorine 46 laminated film copper flat wire wrapped of Inverter fed motor different from it, simultaneously energy protection against the tide, Defend salt fog etc., the time in useful life exceeds multiple order of magnitude than traditional.
(3) energy-conserving and environment-protective of the present invention, have very strong practicality and very high application value.
Accompanying drawing explanation
Fig. 1 is the insulation system schematic diagram of individual layer of the present invention.
Fig. 2 uses a kind of Inverter fed motor material on imines film, adopt the material structure schematic diagram of coating method shown in Fig. 1.
Fig. 3 uses a kind of Inverter fed motor material in imines film, adopt infiltration mode to form overall structural representation shown in Fig. 1.
Fig. 4 is the insulation system schematic diagram of bilayer of the present invention.
Fig. 5 uses a kind of Inverter fed motor material on imines film, adopt the structural representation of coating method shown in Fig. 4.
Fig. 6 uses a kind of Inverter fed motor material in imines film, adopt infiltration mode to form overall structural representation shown in Fig. 4.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further illustrated.
As shown in Figure 1, described Inverter fed motor material can be containing aluminium oxide, titanium dioxide, zinc oxide, silicon dioxide or zirconic inorganic material.
A kind of Inverter fed motor High Strength Polyimide laminated film copper strap wire, comprise copper flat conductor 1 and the wrapped insulating barrier 2 of copper flat conductor outer surface is formed, insulating barrier 2 adopts corona-resistant polyimide fluorine 46 glue composite film material, and is positioned at copper flat conductor surface by around-packing technology mode;
Shown in Fig. 1, Fig. 2 is a kind of Inverter fed motor High Strength Polyimide laminated film copper strap wire of thickness in monolayer adopting process (1) to obtain;
Insulating barrier 2 is obtained by following process: Inverter fed motor material 2-2 is coated in polyimide film 2-3 tow sides; Apply a kind of fluorine 46 glue 2-1 in its one side again, be formed with Inverter fed motor High Strength Polyimide fluorine 46 laminated film of one side glue;
Insulating barrier 2 is by the surface contact of fluorine 46 glue 2-1 and copper flat conductor 1 and bond, and makes its shape in aggregates, namely obtains the Inverter fed motor High Strength Polyimide laminated film copper strap wire of thickness in monolayer.
Shown in Fig. 1, Fig. 3 is a kind of Inverter fed motor High Strength Polyimide laminated film copper strap wire of the thickness in monolayer adopting process (2) to obtain;
Insulating barrier 2 is obtained by following process: be polymerized with polyimide film in forming process by Inverter fed motor material and infiltrate and jointly react, and makes it form closely overall structure, i.e. composite insulation layer 2-4 in polyimide film inside; Again at its one side coating fluorine 46 glue 2-1, be formed with Inverter fed motor High Strength Polyimide fluorine 46 laminated film of one side glue;
Insulating barrier 2 is by the surface contact of fluorine 46 glue 2-1 and copper flat conductor 1 and bond, and makes its shape in aggregates, namely obtains the Inverter fed motor High Strength Polyimide laminated film copper strap wire of thickness in monolayer.
As shown in Figure 4, a kind of Inverter fed motor High Strength Polyimide laminated film copper strap wire, be made up of copper flat conductor 1 and the wrapped insulating barrier 2 of copper flat conductor outer surface, insulating barrier 3, insulating barrier 2, insulating barrier 3 all adopt corona-resistant polyimide fluorine 46 glue composite film material, and are positioned at copper flat conductor surface by around-packing technology mode.
Shown in Fig. 4, Fig. 5 is a kind of Inverter fed motor High Strength Polyimide laminated film copper strap wire of the bilayer thickness adopting process (1) to obtain;
The frame mode of described insulating barrier 2: Inverter fed motor material 2-2 is coated in polyimide film 2-3 tow sides; Again at its coated on both sides fluorine 46 glue 2-1, be formed with Inverter fed motor High Strength Polyimide fluorine 46 laminated film of double faced adhesive tape;
The frame mode of described insulating barrier 3: Inverter fed motor material 2-2 is coated in polyimide film 2-3 tow sides; Again at its one side coating fluorine 46 glue 2-1, be formed with Inverter fed motor High Strength Polyimide fluorine 46 laminated film of one side glue;
Described insulating barrier 2 and the surface contact of copper flat conductor 1, insulating barrier 2 bonds firmly by fluorine 46 glue 2-1 and copper flat conductor; Described insulating barrier 3, at insulating barrier 2 outer surface, makes both insulating barrier 3 and insulating barrier 2 bond firmly by fluorine 46 glue 2-1; Make a kind of Inverter fed motor High Strength Polyimide laminated film copper strap wire of bilayer thickness.
Fig. 4, Fig. 6's is a kind of Inverter fed motor High Strength Polyimide laminated film copper strap wire of the bilayer thickness adopting process (2) to obtain;
The frame mode of described insulating barrier 2: be polymerized with polyimide film in forming process by Inverter fed motor material and infiltrate and jointly react, makes it form closely overall structure, i.e. composite insulation layer 2-4 in polyimide film inside; Again at its coated on both sides fluorine 46 glue 2-1, be formed with Inverter fed motor High Strength Polyimide fluorine 46 laminated film of double faced adhesive tape;
The frame mode of described insulating barrier 3: be polymerized with polyimide film in forming process by Inverter fed motor material and infiltrate and jointly react, makes it form closely overall structure, i.e. composite insulation layer 2-4 in polyimide film inside; Again at its one side coating fluorine 46 glue 2-1, be formed with Inverter fed motor High Strength Polyimide fluorine 46 laminated film of one side glue;
Described insulating barrier 2 and the surface contact of copper flat conductor 1, insulating barrier 2 bonds firmly by fluorine 46 glue 2-1 and copper flat conductor; Described insulating barrier 3, at insulating barrier 2 outer surface, makes both insulating barrier 3 and insulating barrier 2 bond firmly by fluorine 46 glue 2-1; Make a kind of Inverter fed motor High Strength Polyimide laminated film copper strap wire of bilayer thickness.
As shown in Figure 1, described insulating barrier 2, thickness remains on the scope of 0.031 ~ 0.058mm.
Described Inverter fed motor High Strength Polyimide laminated film copper strap wire, during single layer dielectrics structure, its total insulation thickness is 0.124 ~ 0.348mm.
Described Inverter fed motor High Strength Polyimide laminated film copper strap wire, its breakdown voltage value is >=2.3KV.
Described Inverter fed motor High Strength Polyimide laminated film copper strap wire, during single layer dielectrics structure, its corona-resistance property is: under the condition of following table 2, and its Inverter fed motor life-span was more than 500 hours.
In monolayer insulating layer 2 in the present invention as shown in Figure 1, the thickness of corona-resistant polyimide fluorine 46 laminated film is as shown in table 3 with the relation of the total insulation thickness through turning to.
As shown in Figure 4, described insulating barrier 2, insulating barrier 3, thickness all remains on the scope of 0.031 ~ 0.696mm respectively.
Described Inverter fed motor High Strength Polyimide laminated film copper strap wire, during double-layer insulating structure, its total insulation thickness is 0.248 ~ 0.372mm.
Described a kind of Inverter fed motor high strength imines laminated film copper strap wire, its breakdown voltage value is >=6.0KV
Described Inverter fed motor High Strength Polyimide laminated film copper strap wire, during double-layer insulating structure, its corona-resistance property is: under the condition of following table 2, and its Inverter fed motor life-span was more than 1000 hours.
In insulating barrier 2 in the present invention as shown in Figure 4 and insulating barrier 3, the thickness of corona-resistant polyimide fluorine 46 laminated film is as shown in table 4 with the relation of the total insulation thickness through turning to.
Table 2
The relation of table 3 single layer dielectrics layer thickness and the total insulation thickness through turning to
The relation of table 4 double hyer insulation layer thickness and the total insulation thickness through turning to
Claims (8)
1. an Inverter fed motor High Strength Polyimide laminated film copper strap wire, comprise copper flat conductor and the wrapped insulating barrier of copper flat conductor outer surface, it is characterized in that: described insulating barrier is made up of the one deck or two layers of corona-resistant polyimide fluorine 46 glue laminated film being positioned at conductive surface.
2. Inverter fed motor High Strength Polyimide laminated film copper strap wire according to claim 1, is characterized in that: described one deck is thickness in monolayer; Described two layers is bilayer thickness.
3. Inverter fed motor High Strength Polyimide laminated film copper strap wire according to claim 1, is characterized in that: described Inverter fed motor High Strength Polyimide fluorine 46 laminated film, adopts following process to obtain:
(1) by Inverter fed motor Material coating on the positive and negative surface of polyimide film, then its one side or coated on both sides fluorine 46 glue, be formed with Inverter fed motor High Strength Polyimide fluorine 46 laminated film of one side glue or double faced adhesive tape;
Or Inverter fed motor material infiltrates and jointly reacts by (2) in polyimide film polymerization forming process, it is made to form closely overall structure in polyimide film inside, carry out applying a kind of fluorine 46 glue in its one side or two sides again, be formed with Inverter fed motor High Strength Polyimide fluorine 46 laminated film of one side glue or double faced adhesive tape.
4. Inverter fed motor High Strength Polyimide laminated film copper strap wire according to claim 3, is characterized in that: described Inverter fed motor material is for containing aluminium oxide, titanium dioxide, zinc oxide, silicon dioxide or zirconic inorganic material.
5. Inverter fed motor High Strength Polyimide laminated film copper strap wire according to claim 3, it is characterized in that: described has one side glue or double faced adhesive tape Inverter fed motor High Strength Polyimide fluorine 46 laminated film, and the thickness of every one deck remains on the scope of 0.031 ~ 0.058mm.
6. Inverter fed motor High Strength Polyimide laminated film copper strap wire according to claim 1, is characterized in that: total insulation thickness of described one deck is 0.124 ~ 0.24mm.
7. Inverter fed motor High Strength Polyimide laminated film copper strap wire according to claim 1, is characterized in that: total insulation thickness of described two layers is 0.248 ~ 0.47mm.
8. the manufacture method of the Inverter fed motor High Strength Polyimide laminated film copper strap wire described in any one of claim 1 to 7, is characterized in that comprising the steps:
(a) by Inverter fed motor Material coating on the positive and negative surface of polyimide film, or Inverter fed motor material is infiltrated and jointly reacts in polyimide film polymerization forming process, it is made to form closely overall structure in polyimide film inside, again at its one side or coated on both sides fluorine 46 glue, be formed with the Inverter fed motor High Strength Polyimide fluorine 46 laminated film insulating barrier of one side glue or double faced adhesive tape;
B step (a) gained is had the Inverter fed motor High Strength Polyimide fluorine 46 laminated film insulating barrier of one side glue or double faced adhesive tape by the surface adhesive of fluorine 46 glue and copper flat conductor, namely obtains the Inverter fed motor High Strength Polyimide laminated film copper strap wire of thickness in monolayer by (); Or step (a) gained had the Inverter fed motor High Strength Polyimide fluorine 46 laminated film insulating barrier of double faced adhesive tape by fluorine 46 glue and copper flat conductor surface adhesive, by fluorine 46 glue bond, another has the Inverter fed motor High Strength Polyimide fluorine 46 laminated film insulating barrier of one side glue or double faced adhesive tape thereon again, namely obtains the Inverter fed motor High Strength Polyimide laminated film copper strap wire of bilayer thickness.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112574447A (en) * | 2020-12-28 | 2021-03-30 | 苏州太湖电工新材料股份有限公司 | Corona-resistant polyimide film and preparation method thereof |
| CN113506651A (en) * | 2021-08-09 | 2021-10-15 | 金杯电工电磁线有限公司 | Intermittent self-adhesive lapping wire and lapping method thereof |
| CN114678159A (en) * | 2020-07-01 | 2022-06-28 | 西比里电机技术(苏州)有限公司 | High-temperature-resistant and corona-resistant ceramic-organic insulating composite wire and preparation method thereof |
| WO2023219830A1 (en) * | 2022-05-10 | 2023-11-16 | Laird Technologies, Inc. | Electrically insulated conductors |
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| CN114678159A (en) * | 2020-07-01 | 2022-06-28 | 西比里电机技术(苏州)有限公司 | High-temperature-resistant and corona-resistant ceramic-organic insulating composite wire and preparation method thereof |
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| CN113506651A (en) * | 2021-08-09 | 2021-10-15 | 金杯电工电磁线有限公司 | Intermittent self-adhesive lapping wire and lapping method thereof |
| WO2023219830A1 (en) * | 2022-05-10 | 2023-11-16 | Laird Technologies, Inc. | Electrically insulated conductors |
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Application publication date: 20150121 |