CN204720195U - Environmental protection electric magnet-wire - Google Patents
Environmental protection electric magnet-wire Download PDFInfo
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- CN204720195U CN204720195U CN201520334128.1U CN201520334128U CN204720195U CN 204720195 U CN204720195 U CN 204720195U CN 201520334128 U CN201520334128 U CN 201520334128U CN 204720195 U CN204720195 U CN 204720195U
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- insulating barrier
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Abstract
The utility model provides a kind of environmental protection electric magnet-wire, comprises copper flat conductor and is coated on insulating barrier on copper flat conductor, and insulating barrier comprises from inside to outside wrapped the first insulating barrier on copper flat conductor and the second insulating barrier successively.First insulating barrier is by the wrapped laminated polyester film formed on copper flat conductor of mylar tape, and the second insulating barrier is by the wrapped polyimide film layer formed on the first insulating barrier of polyimide film tape.Electromagnetic wire electromagnetic performance of the present utility model is excellent, does not use insulating varnish, and without the need to using electric calorifie installation, and the low and environmental protection of production cost, is suitable for high-voltage motor use, has a good application prospect.
Description
Technical field
the utility model relates to motor, electric insulation winding technique field, more specifically relates to a kind of environmental protection electric magnet-wire of applicable high-voltage motor.
Background technology
according to " the comprehensive programme of work of " 12 " energy-saving and emission-reduction " that State Council prints and distributes, the energy-saving and emission-reduction for " 12 " period devise the binding indicator and expection property 6 indexs are respectively: per GDP CO2 emission reduces by 17%, realize that total emissions of major pollutants reduces 8% to 10%, non-fossil energy accounts for primary energy consumption ratio and brings up again that the GDP energy resource consumption of high 3.1 percentage points, unit reduces by 16%, 30% and newly-increased the binding indicator forest reserves fall in unit industrial added value water consumption.Important industrial consumption energy equipment, is widely used in the fields such as pump, blower fan, compressor, gearing, and its power consumption accounts for more than 60% of the whole industrial power consumption of China.Energy-saving of motor system domestic project is listed in one of large emphasis energy conservation project of China " 12 " ten, and energy-saving electric machine is the major fields of national energy-saving emission reduction work.Electromagnetic wire is one of important core parts of motor, traditional electromagnetic wire needs to use insulating varnish impregnated glass fiber, and the organic solvent evaporated through baking oven radiation heating in insulating varnish, glass fibre is combined with insulating varnish, form insulating barrier, the harmful substances such as a large amount of toluene, dimethylbenzene can be produced in processing and manufacturing process, be unfavorable for environmental protection, enter the electric energy that baking oven radiation heating needs at substantial, with 15 mm simultaneously
2
wire gauge is example, and average production one ton of electromagnetic wire product needed consumes 1500KWH, is unfavorable for energy-conservation.Therefore, a kind of energy-saving and emission-reduction, environmental protection and the electromagnetic wire of stable performance excellence is needed badly.
Summary of the invention
for overcoming the problems referred to above of the prior art, the utility model provides a kind of environmental protection electric magnet-wire, and this electromagnetic wire cost is lower, environmental protection and excellent electric properties, is applicable to high-voltage motor.
the technical solution adopted in the utility model is:
the utility model provides a kind of environmental protection electric magnet-wire, comprise copper flat conductor and be coated on the insulating barrier on copper flat conductor, wherein insulating barrier comprise from inside to outside successively wrapped on copper flat conductor the first insulating barrier and the second insulating barrier, first insulating barrier is by the wrapped laminated polyester film formed on copper flat conductor of mylar tape, and the second insulating barrier is by the wrapped polyimide film layer formed on described first insulating barrier of polyimide film tape.
preferably, the width a of the longitudinal section of copper flat conductor is 0.5 ~ 6 mm, length b is 2 ~ 16 mm.
preferably, the thickness A-a of the first insulating barrier is 0.1 ~ 0.3mm.
preferably, the thickness A of the second insulating barrier '-A is 0.1 ~ 0.3 mm.
preferably, the packet stack rate that in laminated polyester film, mylar tape is wrapped is 45 ~ 66%.This packet stack rate can ensure that the thickness of the first insulating barrier is moderate, and excellent insulating property, thus ensure that the electric property of electromagnetic wire.
preferably, the packet stack rate equal 45 ~ 66% that in polyimide film layer, polyimide film tape is wrapped.This packet stack rate can ensure the excellent insulating property of the second insulating barrier, and provides good protective effect for the first insulating barrier.
therefore, mylar tape and polyimide film tape 45 ~ 66% packet stack rate can ensure the Stability Analysis of Structures of the insulating barrier of electromagnetic wire on the whole, and then ensure that electromagnetic wire has good electric property.
further, the first insulating barrier forms by two-layer or two-layer above mylar tape is wrapped in the same way independently, and the wrapped lap seam of each adjacent two layers mylar tape evenly staggers.Like this, the lap seam that the mylar tape of internal layer is wrapped can be covered by the mylar tape of outside one deck, thus ensures the good insulating performance of laminated polyester film on the whole.
preferably, the first insulating barrier comprises 1 to 3 layer of laminated polyester film.
further, the second insulating barrier forms by two-layer or two-layer above polyimide film tape is wrapped in the same way independently, and the wrapped lap seam of each adjacent two layers polyimide film tape evenly staggers.
like this, the lap seam that the polyimide film tape of internal layer is wrapped can be covered by the polyimide film tape of outside one deck, thus ensures the good insulating performance of polyimide film layer on the whole, thus can ensure the good electric magnetic property of electromagnetic wire on the whole.
again preferably, the second insulating barrier comprises 1 to 3 layer of polyimide film layer.
preferably, the insulation thickness of environmental protection electric magnet-wire of the present utility model is 0.2 ~ 0.6 mm.
again preferably, the first insulating barrier comprises two layers polyester thin layer, and the second insulating barrier comprises one deck polyimide film layer, and this two layers polyester thin layer forms by two layers polyester film strip is wrapped in the same way, and the wrapped lap seam of two layers polyester film strip evenly staggers.The lapping direction of the polyimide film tape in polyimide film layer is identical with the lapping direction of two layers polyester film strip.
further, first insulating barrier of electromagnetic wire comprises one deck laminated polyester film, second insulating barrier comprises one deck polyimide film layer, and in polyimide film layer, the lapping direction of polyimide film tape is identical with the lapping direction of mylar tape in laminated polyester film.
preferably, the lap seam that in the lap seam that in polyimide film layer, polyimide film tape is wrapped and laminated polyester film, mylar tape is wrapped evenly staggers.
lap seam is the term that those skilled in the art's ordinary meaning is understood, and last circle when overlapping between circle and circle when referring to that film strip is wrapped is not by the part of a rear circle covering.
it will be appreciated by persons skilled in the art that laminated polyester film and polyimide film layer are not limited to aforesaid way, also can be more multi-layered, but 1-3 layer film layer can realize excellent electric property, more multi-layered meeting causes cost to waste.
compared with prior art, the utility model has following advantages: the utility model provides a kind of environmental protection electric magnet-wire, the dipping lacquer glass fibre film copper flat wire wrapped that the insulation system of this electromagnetic wire product is more traditional, the material cost expense that identical insulation thickness uses is more economical.Electromagnetic wire of the present utility model does not use insulating varnish, and the evaporation of production process organic solvent-free, does not produce waste gas, is conducive to reducing discharging, and environmental protection more.Do not need in electromagnetic wire preparation process of the present utility model to use as the electric calorifie installation such as baker, high-frequency induction heating, production process energy consumption is extremely low, is conducive to energy-conservation.Electromagnetic wire cost of the present utility model is low, and stable performance, is applicable to high-voltage motor.
Accompanying drawing explanation
fig. 1 is the cross-sectional schematic of the environmental protection electric magnet-wire according to the utility model one embodiment;
in figure: 1, copper flat conductor; 2, the first insulating barrier; 3, the second insulating barrier.
Embodiment
below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to make advantage of the present utility model and feature be easier to be readily appreciated by one skilled in the art, thus more explicit defining is made to protection range of the present utility model.
consult Fig. 1, the insulating barrier that environmental protection electric magnet-wire of the present utility model comprises copper flat conductor 1 and is coated on copper flat conductor 1, insulating barrier comprises from inside to outside wrapped the first insulating barrier 2 and the second insulating barrier 3 on copper flat conductor 1 successively.First insulating barrier 2 is by the wrapped laminated polyester film formed on copper flat conductor 1 of mylar tape, and the second insulating barrier 3 is by the wrapped polyimide film layer formed on the first insulating barrier 2 of polyimide film tape.
embodiment 1
copper flat conductor 1 nominal size: narrow limit nominal size (width of longitudinal section a): 1.80mm, broadside nominal size (longitudinal section length b): 5.00mm.With packet stack rate (50% packet stack rate of 45% ~ 50% outside copper flat conductor 1, can be described as again 1/2 stacked package or half-stack package) mylar tape of wrapped one deck 0.025mm thickness, outer with the polyimide film tape of 45% ~ 50% packet stack rate stacked package (can be described as again 1/2 stacked package or half-stack package) one deck 0.050mm thickness at it again, double-layer films is wrapped in the same way, and make polyimide film layer cover the lap seam of the wrapped generation of mylar tape in laminated polyester film completely, and the lap seam that in the wrapped lap seam of film strip in polyimide film layer and laminated polyester film, film strip is wrapped evenly staggers.The total nominal insulation thickness of electromagnetic wire is: 0.30mm, thickness range is: 0.255mm ~ 0.30mm.
embodiment 2
copper flat conductor 1 nominal size: narrow limit nominal size (width of longitudinal section a): 3.15mm, broadside nominal size (longitudinal section length b): 5.3 mm, with the mylar tape of the wrapped one deck 0.025mm thickness of packet stack rate (can be described as again 2/3 stacked package) of 63% ~ 66% outside copper flat conductor 1, outer with the polyimide film tape of 45% ~ 50% packet stack rate (also known as 1/2 stacked package or half-stack package) stacked package one deck 0.050mm thickness at it again, double-layer films is wrapped in the same way, and make polyimide film layer cover the lap seam of the wrapped generation of mylar tape in laminated polyester film completely, and the wrapped lap seam of film strip in the lap seam that in polyimide film layer, film strip is wrapped and laminated polyester film evenly staggers.The total nominal insulation thickness of electromagnetic wire is: 0.35mm, thickness range is: 0.30mm ~ 0.35mm.
embodiment 3
copper flat conductor 1 nominal size: narrow limit nominal size (width of longitudinal section a): 2.00 mm, broadside nominal size (longitudinal section length b): 6.30 mm, with the first mylar tape of the wrapped one deck 0.025mm thickness of packet stack rate (also known as 1/2 stacked package or half-stack package) of 45% ~ 50% outside copper flat conductor 1, outer with the second mylar tape of 45% ~ 50% packet stack rate (also known as 1/2 stacked package or half-stack package) stacked package one deck 0.050mm thickness at it again, again outside with 45% ~ 50% stacked package (also known as 1/2 stacked package or half-stack package) rate stacked package one deck 0.050mm thickness polyimide film tape, three-layer thin-film band is wrapped in the same way, and ensure that the lap seam produced when mylar tape is wrapped in the first polyester film belt can cover by the second polyester film belt completely, the lap seam produced when mylar tape is wrapped in second laminated polyester film can cover by polyimide film layer completely, the wrapped lap seam of each adjacent films band in three-layer thin-film band evenly staggers respectively, to ensure the stable and excellent electric property of electromagnetic wire.Total nominal insulation thickness of electromagnetic wire is: 0.50mm, and thickness range is: 0.43mm ~ 0.50mm.
embodiment 4
copper flat conductor 1 nominal size: narrow limit nominal size (width of longitudinal section a): 2.24 mm, broadside nominal size (longitudinal section length b): 6.80 mm, with the mylar tape of the wrapped one deck 0.050mm thickness of packet stack rate (can be described as again 2/3 stacked package) of 63% ~ 66% outside copper flat conductor 1, again outside with the polyimide film tape of 45% ~ 50% packet stack rate (also known as 1/2 stacked package or half-stack package) stacked package one deck 0.050mm thickness, double-layer films is wrapped in the same way, and make polyimide film layer cover the lap seam of the wrapped generation of film strip in laminated polyester film completely, and the lap seam that in the lap seam that in polyimide film layer, film strip is wrapped and laminated polyester film, film strip is wrapped evenly staggers, total nominal insulation thickness is: 0.50mm, thickness range is: 0.43mm ~ 0.50mm.
utilize winding machine to carry out during environmental-protecting electromagnetic wire-wound bag of the present utility model wrapped, electromagnetic wire of the present utility model has the following advantages:
(1) economy is had more: the dipping lacquer glass fiber bag Transposed wind copper strap wire that the insulation system of this electromagnetic wire product is more traditional, the material cost expense that identical insulation thickness uses is more economical, with conventional wire gauge 2.50mm × 5.60mm, 0.50mm insulation thickness is example, and insulating material cost have dropped 35%.
(2) stable performance, excellent electrical properties: insulation thickness scope: 0.30mm ~ 0.50mm, electric property is more excellent stable.
insulation thickness product, 6a, 6b are bending, steel ball method, breakdown voltage value > 8000V; Conventional insulator structure same experimental condition breakdown voltage value > 6000V, electric property promotes more than 30%.
insulation thickness product, 6a, 6b are bending, steel ball method, breakdown voltage value > 10000V; Conventional insulator structure same experimental condition breakdown voltage value > 6000V, electric property promotes more than 60%.
above specific embodiment of the present utility model is illustrated; but protection content of the present utility model is not only limited to above embodiment; in art of the present utility model, the usual knowledge of a GPRS, just can carry out diversified change within the scope of its technology main idea.
Claims (8)
1. an environmental protection electric magnet-wire, comprise copper flat conductor (1) and be coated on the insulating barrier on described copper flat conductor (1), it is characterized in that: described insulating barrier comprises from inside to outside wrapped the first insulating barrier (2) on described copper flat conductor (1) and the second insulating barrier (3) successively, described first insulating barrier (2) is wrapped at the upper laminated polyester film formed of described copper flat conductor (1) by mylar tape, described second insulating barrier (3) is wrapped in the upper polyimide film layer formed of described first insulating barrier (2) by polyimide film tape, described first insulating barrier (2) forms by two-layer or two-layer above mylar tape is wrapped in the same way independently, and the wrapped lap seam of each adjacent two layers mylar tape evenly staggers, described second insulating barrier (3) forms by two-layer or two-layer above polyimide film tape is wrapped in the same way independently, and the wrapped lap seam of each adjacent two layers polyimide film tape evenly staggers.
2. environmental protection electric magnet-wire according to claim 1, is characterized in that: the width a of the longitudinal section of described copper flat conductor (1) is 0.5 ~ 6 mm, length b is 2 ~ 16 mm.
3. environmental protection electric magnet-wire according to claim 1, is characterized in that: the thickness A-a of described first insulating barrier (2) is 0.1 ~ 0.3 mm.
4. environmental protection electric magnet-wire according to claim 1, is characterized in that: the thickness A of described second insulating barrier (3) '-A is 0.1 ~ 0.3 mm.
5. environmental protection electric magnet-wire according to claim 1, is characterized in that: the packet stack rate that in described laminated polyester film, mylar tape is wrapped is 45 ~ 66%.
6. environmental protection electric magnet-wire according to claim 1, is characterized in that: the packet stack rate that in described polyimide film layer, polyimide film tape is wrapped is 45 ~ 66%.
7. environmental protection electric magnet-wire according to claim 1, is characterized in that: in polyimide film layer, the lapping direction of polyimide film tape is identical with the lapping direction of mylar tape in laminated polyester film.
8. environmental protection electric magnet-wire according to claim 7, is characterized in that: the lap seam that in the lap seam that in described polyimide film layer, polyimide film tape is wrapped and laminated polyester film, mylar tape is wrapped evenly staggers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520334128.1U CN204720195U (en) | 2015-05-22 | 2015-05-22 | Environmental protection electric magnet-wire |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520334128.1U CN204720195U (en) | 2015-05-22 | 2015-05-22 | Environmental protection electric magnet-wire |
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| Publication Number | Publication Date |
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| CN204720195U true CN204720195U (en) | 2015-10-21 |
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| CN201520334128.1U Active CN204720195U (en) | 2015-05-22 | 2015-05-22 | Environmental protection electric magnet-wire |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104851486A (en) * | 2015-05-22 | 2015-08-19 | 苏州贯龙电磁线股份有限公司 | Environment-friendly electromagnetic wire |
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2015
- 2015-05-22 CN CN201520334128.1U patent/CN204720195U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104851486A (en) * | 2015-05-22 | 2015-08-19 | 苏州贯龙电磁线股份有限公司 | Environment-friendly electromagnetic wire |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Liuhe Town, Taicang city of Suzhou City, Jiangsu province 215431 new Hutai Road No. 99 Patentee after: Suzhou Guanlong Electromagnetic Wire Co., Ltd. Address before: Liuhe Town, Taicang city of Suzhou City, Jiangsu province 215431 new Hutai Road No. 99 Patentee before: Suzhou Guanlong Electromagnetic Wire Co., Ltd. |