CN111554434A - Ultrathin corona-resistant wear-resistant insulated electromagnetic wire and preparation process thereof - Google Patents
Ultrathin corona-resistant wear-resistant insulated electromagnetic wire and preparation process thereof Download PDFInfo
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- CN111554434A CN111554434A CN202010402418.0A CN202010402418A CN111554434A CN 111554434 A CN111554434 A CN 111554434A CN 202010402418 A CN202010402418 A CN 202010402418A CN 111554434 A CN111554434 A CN 111554434A
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- 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
- H01B7/02—Disposition of insulation
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- 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
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- 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
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
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- 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
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
- H01B13/26—Sheathing; Armouring; Screening; Applying other protective layers by winding, braiding or longitudinal lapping
- H01B13/2613—Sheathing; Armouring; Screening; Applying other protective layers by winding, braiding or longitudinal lapping by longitudinal lapping
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- 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
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- 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
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/186—Sheaths comprising longitudinal lapped non-metallic layers
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- 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
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1875—Multi-layer sheaths
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- 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
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/428—Heat conduction
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- Engineering & Computer Science (AREA)
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Abstract
The invention discloses an ultrathin corona-resistant wear-resistant insulated electromagnetic wire and a preparation process thereof, which not only improve the overall performance of the electromagnetic wire, but also reduce the thickness of the electromagnetic wire, so that the electromagnetic wire is more flexible, the performances of corona resistance, insulativity and wear resistance are improved, and the ultrathin corona-resistant wear-resistant insulated electromagnetic wire is simple and more stable in structure.
Description
Technical Field
The invention belongs to the field of preparation and processing of new material metal materials, and particularly relates to an ultrathin corona-resistant wear-resistant insulated electromagnetic wire and a preparation process thereof.
Background
The magnet wire (magnet wire) is an insulated wire used for manufacturing coils or windings in electrical products, and the magnet wire must meet various requirements on use and manufacturing processes, and particularly, in the use process, not only the new heat-resistant and heat-conductive energy of the magnet wire needs to be considered, but also the corona generated by the magnet wire consumes electric energy and interferes with radio waves to cause damage to the magnet wire.
Disclosure of Invention
The invention aims to provide an ultrathin corona-resistant wear-resistant insulated electromagnetic wire and a preparation process thereof, which not only have good corona-resistant performance, but also have good heat-resistant performance and wear-resistant performance.
The technical scheme is as follows: an ultrathin corona-resistant wear-resistant insulated electromagnetic wire comprises a bare copper wire, a heat conducting layer, an insulating layer, a wrapping layer and an outer wall layer.
Wherein, the bare copper wire is sequentially provided with a heat conduction layer, an insulation layer, a wrapping layer and an outer wall layer; the wrapping layer is wrapped on the insulating layer.
The invention discloses an ultrathin corona-resistant wear-resistant insulated electromagnetic wire which is simple in structure, good in heat conducting performance, low in cost and suitable for large-area use, the corona-resistant performance is improved well, the longer service life of the corona-resistant performance can be greatly prolonged in daily use, the integral insulating performance of the electromagnetic wire can be effectively improved through an insulating layer, the heat conducting performance is further improved, and the integral performance of the electromagnetic wire is comprehensively improved.
Furthermore, the heat conducting layer of the ultrathin corona-resistant wear-resistant insulated electromagnetic wire is adhered to the bare copper wire through temperature-resistant glue. Preferably, the heat conducting layer and the bare copper wire can be connected more tightly by using a temperature-resistant glue for adhesion, so that the function of the heat conducting layer is not influenced, and the heat conducting effect can be improved.
Furthermore, in the ultrathin corona-resistant and wear-resistant insulated electromagnetic wire, the heat conducting layer is made of a polyester material. Preferably, the heat conducting layer is made of polyester material, so that the heat conducting performance can be greatly improved.
Furthermore, in the ultrathin corona-resistant and wear-resistant insulated electromagnetic wire, the heat conducting layer is a biaxially oriented polyester film. As a preferable mode of the invention, the biaxial stretching polyester film is more excellent in performance than different polyester materials, and has better feeling in use, so that the grade of the product can be improved.
Furthermore, in the ultrathin corona-resistant wear-resistant insulated electromagnetic wire, the insulating layer is adhered to the heat conducting layer through temperature-resistant glue. Preferably, the insulating layer and the heat conducting layer are adhered by using temperature-resistant glue, so that the insulating and heat conducting performances between the insulating layer and the heat conducting layer are improved, the thickness of the electromagnetic wire is reduced, the thickness of the electromagnetic wire is controlled to be in a thin state, and the electromagnetic wire has the performances of heat resistance, insulation, wear resistance and the like.
Furthermore, in the ultrathin corona-resistant and wear-resistant insulated electromagnetic wire, the insulating layer is made of polyethylene. As a preferable aspect of the present invention, the insulating layer made of polyethylene can be improved in insulating performance.
Furthermore, the lapping layer of the ultrathin corona-resistant wear-resistant insulated electromagnetic wire is a glass fiber mica tape. The optimized glass mica tape can improve the overall performance of the electromagnetic wire, and the mica material has very high insulation and heat conduction performance, good chemical stability, strong acid resistance, strong alkali resistance and pressure resistance, can provide good abrasion resistance, and simultaneously enables the overall stability of the electromagnetic wire to be better.
Furthermore, the outer wall layer of the ultrathin corona-resistant wear-resistant insulated electromagnetic wire is thermally sealed on the wrapping layer. Preferably, the outer wall layer is heat-sealed on the wrapping layer, so that the abrasion resistance of the electromagnetic wire can be greatly improved, and the thickness of the electromagnetic wire can be reduced.
Furthermore, the outer wall layer of the ultrathin corona-resistant and wear-resistant insulated electromagnetic wire is a film made of polyethylene material. As a preferred choice of the invention, the outer wall layer made of polyethylene material not only improves the wear resistance of the electromagnetic wire, but also the polyethylene itself is an excellent insulating material, which can further improve the insulating property of the electromagnetic wire.
The invention also provides a preparation process of the ultrathin corona-resistant wear-resistant insulated electromagnetic wire, which comprises the following steps:
(1) drawing and drawing the copper material into a bare copper wire, and cleaning the whole wire;
(2) adhering the heat conducting layer on the bare copper wire through temperature-resistant glue, and simultaneously drying;
(3) adhering the insulating layer on the heat conducting layer through temperature-resistant glue, and baking;
(4) wrapping the wrapping layer on the insulating layer according to an angle of 45 degrees by using a wrapping machine;
(5) and baking the wrapped electromagnetic wire, thermally sealing the outer wall layer on the wrapping layer, and cooling and then arranging the wire and packaging.
The technical scheme shows that the invention has the following beneficial effects: the invention discloses an ultrathin corona-resistant wear-resistant insulated electromagnetic wire and a preparation process thereof, which not only improve the overall performance of the electromagnetic wire, but also reduce the thickness of the electromagnetic wire, so that the electromagnetic wire is more flexible, the performances of corona resistance, insulativity and wear resistance are improved, and the ultrathin corona-resistant wear-resistant insulated electromagnetic wire is simple and more stable in structure.
Drawings
FIG. 1 is a drawing of an ultra-thin corona-resistant and abrasion-resistant insulated magnet wire according to the present invention.
In the figure: bare copper 1, heat-conducting layer 2, insulating layer 3, around covering 4, outer wall layer 5.
Detailed Description
The invention is further elucidated with reference to the drawings and the embodiments.
Example 1
The ultrathin corona-resistant wear-resistant insulated electromagnetic wire shown in fig. 1 comprises a bare copper wire 1, a heat conducting layer 2, an insulating layer 3, a wrapping layer 4 and an outer wall layer 5; wherein, the bare copper wire 1 is sequentially provided with a heat conduction layer 2, an insulation layer 3, a lapping layer 4 and an outer wall layer 5; the wrapping layer 4 is wrapped on the insulating layer 3. Meanwhile, the heat conducting layer 2 is adhered to the bare copper wire 1 through temperature-resistant glue. In addition, the heat conducting layer 2 is made of polyester material. Wherein, the insulating layer 3 is adhered with the heat conducting layer 2 through temperature resistant glue. Wherein, the insulating layer 3 is made of polyethylene material. In addition, the wrapping layer 4 is a glass fiber mica tape. Meanwhile, the outer wall layer 5 is heat-sealed on the wrapping layer 4.
In addition, the preparation process comprises the following steps:
(1) drawing and drawing a copper material into a bare copper wire 1, and cleaning the whole wire;
(2) adhering the heat conducting layer 2 to the bare copper wire 1 through temperature-resistant glue, and simultaneously performing drying treatment;
(3) adhering the insulating layer 3 on the heat conducting layer 2 through temperature-resistant glue, and baking;
(4) wrapping the wrapping layer 4 on the insulating layer 3 according to an angle of 45 degrees by using a wrapping machine;
(5) and baking the wrapped electromagnetic wire, simultaneously thermally sealing the outer wall layer 5 on the wrapping layer 4, cooling, and then arranging and packaging the wire.
Example 2
The ultrathin corona-resistant wear-resistant insulated electromagnetic wire shown in fig. 1 comprises a bare copper wire 1, a heat conducting layer 2, an insulating layer 3, a wrapping layer 4 and an outer wall layer 5; wherein, the bare copper wire 1 is sequentially provided with a heat conduction layer 2, an insulation layer 3, a lapping layer 4 and an outer wall layer 5; the wrapping layer 4 is wrapped on the insulating layer 3. Meanwhile, the heat conducting layer 2 is adhered to the bare copper wire 1 through temperature-resistant glue. In addition, the heat conductive layer 2 is a biaxially oriented polyester film. Wherein, the insulating layer 3 is adhered with the heat conducting layer 2 through temperature resistant glue. Wherein, the insulating layer 3 is made of polyethylene material. In addition, the wrapping layer 4 is a glass fiber mica tape. Meanwhile, the outer wall layer 5 is heat-sealed on the wrapping layer 4. Further, the outer wall layer 5 is a film made of a polyethylene material.
In addition, the preparation process comprises the following steps:
(1) drawing and drawing a copper material into a bare copper wire 1, and cleaning the whole wire;
(2) adhering the heat conducting layer 2 to the bare copper wire 1 through temperature-resistant glue, and simultaneously performing drying treatment;
(3) adhering the insulating layer 3 on the heat conducting layer 2 through temperature-resistant glue, and baking;
(4) wrapping the wrapping layer 4 on the insulating layer 3 according to an angle of 45 degrees by using a wrapping machine;
(5) and baking the wrapped electromagnetic wire, simultaneously thermally sealing the outer wall layer 5 on the wrapping layer 4, cooling, and then arranging and packaging the wire.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.
Claims (10)
1. The utility model provides an ultra-thin resistant corona wear-resisting type insulated electromagnetic wire which characterized in that: the heat-conducting heat-insulating layer comprises a bare copper wire (1), a heat-conducting layer (2), an insulating layer (3), a wrapping layer (4) and an outer wall layer (5); wherein the bare copper wire (1) is sequentially provided with a heat conduction layer (2), an insulation layer (3), a wrapping layer (4) and an outer wall layer (5); the wrapping layer (4) is wrapped on the insulating layer (3).
2. The ultra-thin corona-resistant and abrasion-resistant insulated magnet wire of claim 1, wherein: the heat conducting layer (2) is adhered to the bare copper wire (1) through temperature-resistant glue.
3. The ultra-thin corona-resistant and abrasion-resistant insulated magnet wire of claim 2, wherein: the heat conducting layer (2) is made of polyester materials.
4. The ultra-thin corona-resistant and abrasion-resistant insulated magnet wire of claim 2, wherein: the heat conduction layer (2) is a two-way stretching polyester film.
5. The ultra-thin corona-resistant and abrasion-resistant insulated magnet wire of claim 1, wherein: the insulating layer (3) is adhered to the heat conducting layer (2) through temperature-resistant glue.
6. The ultra-thin corona-resistant and abrasion-resistant insulated magnet wire of claim 5, wherein: the insulating layer (3) is made of polyethylene.
7. The ultra-thin corona-resistant and abrasion-resistant insulated magnet wire of claim 1, wherein: the wrapping layer (4) is a glass fiber mica tape.
8. The ultra-thin corona-resistant and abrasion-resistant insulated magnet wire of claim 1, wherein: the outer wall layer (5) is heat-sealed on the wrapping layer (4).
9. The ultra-thin corona-resistant and abrasion-resistant insulated magnet wire of claim 8, wherein: the outer wall layer (5) is a film made of polyethylene material.
10. A preparation process of an ultrathin corona-resistant wear-resistant insulated electromagnetic wire is characterized by comprising the following steps: the method comprises the following steps:
1. drawing and drawing a copper material into a bare copper wire (1), and cleaning the whole wire;
2. the heat conducting layer (2) is adhered to the bare copper wire (1) through temperature-resistant glue, and drying treatment is carried out at the same time;
3. the insulating layer (3) is adhered to the heat conducting layer (2) through temperature-resistant glue, and baking treatment is carried out;
4. wrapping the wrapping layer (4) on the insulating layer (3) according to an angle of 45 degrees by a wrapping machine;
5. and baking the wrapped electromagnetic wire, simultaneously thermally sealing the outer wall layer (5) on the wrapping layer (4), and cooling and then carrying out coil arrangement and packaging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010402418.0A CN111554434A (en) | 2020-05-13 | 2020-05-13 | Ultrathin corona-resistant wear-resistant insulated electromagnetic wire and preparation process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010402418.0A CN111554434A (en) | 2020-05-13 | 2020-05-13 | Ultrathin corona-resistant wear-resistant insulated electromagnetic wire and preparation process thereof |
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| Publication Number | Publication Date |
|---|---|
| CN111554434A true CN111554434A (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010402418.0A Pending CN111554434A (en) | 2020-05-13 | 2020-05-13 | Ultrathin corona-resistant wear-resistant insulated electromagnetic wire and preparation process thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060068201A1 (en) * | 2002-10-17 | 2006-03-30 | Graeme Alexander | Fire resistant polymeric compositions |
| CN202076027U (en) * | 2011-04-19 | 2011-12-14 | 湖南新新线缆有限公司 | Organic polymer material film and glass cloth reinforcing mica tape lapped wire |
| CN106782784A (en) * | 2016-12-26 | 2017-05-31 | 河北国潜线缆有限责任公司 | A kind of submersible motor ultrathin insulating winding wire |
| CN210295951U (en) * | 2019-08-30 | 2020-04-10 | 河南华洋电工科技集团有限公司 | Double-glass-fiber winding wire for energy-saving transformer |
-
2020
- 2020-05-13 CN CN202010402418.0A patent/CN111554434A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060068201A1 (en) * | 2002-10-17 | 2006-03-30 | Graeme Alexander | Fire resistant polymeric compositions |
| CN202076027U (en) * | 2011-04-19 | 2011-12-14 | 湖南新新线缆有限公司 | Organic polymer material film and glass cloth reinforcing mica tape lapped wire |
| CN106782784A (en) * | 2016-12-26 | 2017-05-31 | 河北国潜线缆有限责任公司 | A kind of submersible motor ultrathin insulating winding wire |
| CN210295951U (en) * | 2019-08-30 | 2020-04-10 | 河南华洋电工科技集团有限公司 | Double-glass-fiber winding wire for energy-saving transformer |
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Application publication date: 20200818 |
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| RJ01 | Rejection of invention patent application after publication |