CN211455362U - Self-adhesive film sintered copper flat wire - Google Patents
Self-adhesive film sintered copper flat wire Download PDFInfo
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- CN211455362U CN211455362U CN202020530088.9U CN202020530088U CN211455362U CN 211455362 U CN211455362 U CN 211455362U CN 202020530088 U CN202020530088 U CN 202020530088U CN 211455362 U CN211455362 U CN 211455362U
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Abstract
The utility model relates to a autohension film sintering copper flat wire, including rectangle copper flat wire, polyimide-fluorine 46 composite film, glass silk, insulated paint and self-adhesive paint are wrapped up in proper order outward to rectangle copper flat wire, the corner of rectangle copper flat wire is the arc setting, and the polyimide-fluorine 46 composite film, glass silk, insulated paint and the self-adhesive paint that are located the outside of corner, corresponding position also correspond to be the arc setting; the rectangular copper flat wire is 2.00-16.00mm in length and 0.80-5.60mm in width; the glass fiber is arranged in two layers, the two layers of glass fibers are oppositely and reversely wound, and the winding angle of the two layers of glass fibers 3 is 50-60 degrees. The utility model discloses with the glass silk at 50-60 degrees around the package, make the glass silk can be connected more firmly with rectangle copper flat wire, still improved the mechanical properties of rectangle copper flat wire simultaneously, increased the life of copper flat wire, can make the copper flat wire can satisfy the demand of long-time use.
Description
Technical Field
The utility model relates to a cable wire field, specifically speaking relate to a autohension film sintering flat copper wire.
Background
At present, the conducting wire for the stator coil of the motor mostly conforms to the standard of GB/T7672-glass wire wrapping and wire assembling. The double glass fiber-covered polyimide film wrapped copper flat wire is mainly used for manufacturing a stator winding coil of a high-voltage motor. The wire has the characteristics of high temperature resistance and high pressure resistance, the heat resistance grades are F and H grades, and the withstand voltage standard is more than or equal to 2.5 KV.
Because the mechanical strength of the film insulating layer is poor, the film layer is easy to damage when the coil winding is wound, and the insulativity of the electromagnetic wire is influenced. In order to overcome the defect, a layer of glass fiber is wrapped outside the thin film layer to protect the thin film layer, so that the mechanical performance of the electromagnetic wire is improved, the moisture resistance of the electromagnetic wire is improved, and the application range of the motor set process is greatly improved.
Chinese patent grant publication no: CN102903457B discloses a method for manufacturing a glass fiber covered copper flat wire, which comprises: step 1, performing polyimide film wrapping heat-sealing treatment on the copper flat wire so as to improve the voltage breakdown resistance of a copper flat wire winding; step 2, winding alkali-free paraffin-free glass fiber on the copper flat wire to improve the mechanical property of the electromagnetic wire; and 3, impregnating the glass fiber wound copper flat wire with paint, baking and curing, thereby further improving the insulating property of the copper flat wire. In the manufacturing method of the glass fiber coated copper flat wire, the glass fiber for winding the copper flat wire is alkali-free paraffin-free glass fiber, and the glass fiber is not subjected to paraffin infiltration treatment, so that the phenomenon that a cooling system is blocked due to paraffin exudation in the use process can be avoided. The invention discloses a glass fiber copper-clad flat wire, which also adopts alkali-free and paraffin-free glass fibers, thereby achieving the purpose of solving the problem that the glass fiber package is easy to cause the blockage of a capillary pipeline.
However, the patent still has defects in the practical use process: because need tensile and bend the copper flat wire in the use, because the glass silk that makes the winding that bends repeatedly with tensile easily drops, leads to the copper flat wire fragile, causes life to be short.
Disclosure of Invention
An object of the utility model is to solve the above-mentioned problem that exists among the prior art, provide a autohension film sintering flat copper wire. The utility model discloses with the glass silk at 50-60 degrees around the package, make the glass silk can be connected more firmly with rectangle copper flat wire, still improved the mechanical properties of rectangle copper flat wire simultaneously, increased the life of copper flat wire, can make the copper flat wire can satisfy the demand of long-time use.
In order to achieve the above object, the utility model adopts the following technical scheme:
a self-adhesive film sintered copper flat wire comprises a rectangular copper flat wire, a polyimide-fluorine 46 composite film, a glass fiber, an insulating varnish and a self-adhesive varnish, wherein the polyimide-fluorine 46 composite film, the glass fiber, the insulating varnish and the self-adhesive varnish are sequentially wrapped outside the rectangular copper flat wire; the rectangular copper flat wire is 2.00-16.00mm long and 0.80-5.60mm wide; the glass fiber is arranged in two layers, the two layers of glass fibers are oppositely and reversely wound, and the winding angle of the two layers of glass fibers is 50-60 degrees.
Furthermore, the rectangular copper flat wire is provided with a rib, and the rib is obliquely and circularly arranged on the rectangular copper flat wire.
Further, the polyimide-fluorine 46 composite film is wrapped on the rectangular flat copper wire in a lap wrapping mode.
Further, the polyimide-fluorine 46 composite film is lapped by 50% -60% in an overlapping mode.
Further, the thickness of the insulating paint is 0.02-0.025 mm.
Furthermore, the rectangular copper flat wire is an oxygen-free copper flat wire with the purity of more than 99.999 percent.
The beneficial effect of this application is:
the utility model discloses with the glass silk at 50 degrees-60 degrees around the package, make the glass silk can be connected more firmly with rectangle copper flat wire, still improved the mechanical properties of rectangle copper flat wire simultaneously, increased the life of copper flat wire, can make the copper flat wire can satisfy the demand of long-time use.
The ribs arranged in the utility model can ensure that the rectangular copper flat wire can not be broken when the rectangular copper flat wire is repeatedly bent, thereby prolonging the service life of the rectangular copper flat wire; meanwhile, the polyimide-fluorine 46 composite film can be firmly connected without sintering.
Thirdly, the utility model discloses well insulating varnish's thickness is 0.02-0.025mm, has improved the breakdown performance of copper flat wire, can guarantee the breakdown more than or equal to 5000v of copper flat wire.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a rectangular copper flat wire according to the present invention;
fig. 3 is a schematic structural diagram of embodiment 6 of the present invention;
the reference numbers in the figures are: 1. the manufacturing method comprises the following steps of (1) rectangular copper flat wires, 2 polyimide-fluorine 46 composite films, 3, glass fibers, 4, insulating paint, 5, self-adhesive paint, 6 and ribs.
Detailed Description
In the following, the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A self-adhesive film sintered copper flat wire comprises a rectangular copper flat wire 1, a polyimide-fluorine 46 composite film 2, a glass fiber 3, an insulating paint 4 and a self-adhesive paint 5, wherein the polyimide-fluorine 46 composite film 2, the glass fiber 3, the insulating paint 4 and the self-adhesive paint 5 are sequentially wrapped outside the rectangular copper flat wire, the corner of the rectangular copper flat wire 1 is arranged in an arc shape, and the polyimide-fluorine 46 composite film 2, the glass fiber 3, the insulating paint 4 and the self-adhesive paint 5 which are positioned outside the corner and at corresponding positions are also correspondingly arranged in the arc shape; the rectangular copper flat wire 1 is 2.00-16.00mm long and 0.80-5.60mm wide; the glass fiber 3 is arranged in two layers, the two layers of glass fiber 3 are wound in a positive and negative mode, and the winding angle of the two layers of glass fiber 3 is 50-60 degrees.
The rectangular copper flat wire 1 is provided with a rib 6, and the rib 6 is obliquely and circularly arranged on the rectangular copper flat wire 1.
The ribs 6 are metal, stronger than copper, preferably iron.
Example 2
A self-adhesive film sintered copper flat wire comprises a rectangular copper flat wire 1, a polyimide-fluorine 46 composite film 2, a glass fiber 3, an insulating paint 4 and a self-adhesive paint 5, wherein the polyimide-fluorine 46 composite film 2, the glass fiber 3, the insulating paint 4 and the self-adhesive paint 5 are sequentially wrapped outside the rectangular copper flat wire, the corner of the rectangular copper flat wire 1 is arranged in an arc shape, and the polyimide-fluorine 46 composite film 2, the glass fiber 3, the insulating paint 4 and the self-adhesive paint 5 which are positioned outside the corner and at corresponding positions are also correspondingly arranged in the arc shape; the rectangular copper flat wire 1 is 2.00-16.00mm long and 0.80-5.60mm wide; the glass fiber 3 is arranged in two layers, the two layers of glass fiber 3 are wound in a positive and negative mode, and the winding angle of the two layers of glass fiber 3 is 50-60 degrees.
The rectangular copper flat wire 1 is provided with a rib 6, and the rib 6 is obliquely and circularly arranged on the rectangular copper flat wire 1.
The polyimide-fluorine 46 composite film 2 is wrapped on the rectangular flat copper wire in a lap wrapping manner. The polyimide-fluorine 46 composite film 2 is wrapped and wrapped on the rectangular copper flat wire 1 and the ribs 6, the polyimide-fluorine 46 composite film 2 can fill gaps between the ribs 6, the gaps play a certain fixing role in the polyimide-fluorine 46 composite film 2, and the inclination angle of the ribs 6 is matched with the winding angle of the polyimide-fluorine 46 composite film 2.
Example 3
A self-adhesive film sintered copper flat wire comprises a rectangular copper flat wire 1, a polyimide-fluorine 46 composite film 2, a glass fiber 3, an insulating paint 4 and a self-adhesive paint 5, wherein the polyimide-fluorine 46 composite film 2, the glass fiber 3, the insulating paint 4 and the self-adhesive paint 5 are sequentially wrapped outside the rectangular copper flat wire, the corner of the rectangular copper flat wire 1 is arranged in an arc shape, and the polyimide-fluorine 46 composite film 2, the glass fiber 3, the insulating paint 4 and the self-adhesive paint 5 which are positioned outside the corner and at corresponding positions are also correspondingly arranged in the arc shape; the rectangular copper flat wire 1 is 2.00-16.00mm long and 0.80-5.60mm wide; the glass fiber 3 is arranged in two layers, the two layers of glass fiber 3 are wound in a positive and negative mode, and the winding angle of the two layers of glass fiber 3 is 50-60 degrees.
The rectangular copper flat wire 1 is provided with a rib 6, and the rib 6 is obliquely and circularly arranged on the rectangular copper flat wire 1.
And the polyimide-fluorine 46 composite film 2 is lapped by 50% -60%. The polyimide-fluorine 46 composite film 2 is firstly overlapped by 50-60%, and then the polyimide-fluorine 46 composite film 2 is wrapped on the rectangular copper flat wire 1.
Example 4
A self-adhesive film sintered copper flat wire comprises a rectangular copper flat wire 1, a polyimide-fluorine 46 composite film 2, a glass fiber 3, an insulating paint 4 and a self-adhesive paint 5, wherein the polyimide-fluorine 46 composite film 2, the glass fiber 3, the insulating paint 4 and the self-adhesive paint 5 are sequentially wrapped outside the rectangular copper flat wire, the corner of the rectangular copper flat wire 1 is arranged in an arc shape, and the polyimide-fluorine 46 composite film 2, the glass fiber 3, the insulating paint 4 and the self-adhesive paint 5 which are positioned outside the corner and at corresponding positions are also correspondingly arranged in the arc shape; the rectangular copper flat wire 1 is 2.00-16.00mm long and 0.80-5.60mm wide; the glass fiber 3 is arranged in two layers, the two layers of glass fiber 3 are wound in a positive and negative mode, and the winding angle of the two layers of glass fiber 3 is 50-60 degrees.
The rectangular copper flat wire 1 is provided with a rib 6, and the rib 6 is obliquely and circularly arranged on the rectangular copper flat wire 1.
The polyimide-fluorine 46 composite film 2 is wrapped on the rectangular flat copper wire in a lap wrapping manner.
And the polyimide-fluorine 46 composite film 2 is lapped by 50% -60%. The polyimide-fluorine 46 composite film 2 is firstly overlapped by 50-60%, and then the polyimide-fluorine 46 composite film 2 is wrapped on the rectangular copper flat wire 1.
The thickness of the insulating paint 4 is 0.02-0.025 mm.
The rectangular copper flat wire 1 is an oxygen-free copper flat wire with the purity of more than 99.999 percent.
Example 5
A self-adhesive film sintered copper flat wire comprises a rectangular copper flat wire 1, a polyimide-fluorine 46 composite film 2, a glass fiber 3, an insulating paint 4 and a self-adhesive paint 5, wherein the polyimide-fluorine 46 composite film 2, the glass fiber 3, the insulating paint 4 and the self-adhesive paint 5 are sequentially wrapped outside the rectangular copper flat wire, the corner of the rectangular copper flat wire 1 is arranged in an arc shape, and the polyimide-fluorine 46 composite film 2, the glass fiber 3, the insulating paint 4 and the self-adhesive paint 5 which are positioned outside the corner and at corresponding positions are also correspondingly arranged in the arc shape; the rectangular copper flat wire 1 is 2.00-16.00mm long and 0.80-5.60mm wide; the glass fiber 3 is arranged in two layers, the two layers of glass fiber 3 are wound in a positive and negative mode, and the winding angle of the two layers of glass fiber 3 is 50-60 degrees.
The polyimide-fluorine 46 composite film 2 is wrapped on the rectangular flat copper wire in a lap wrapping manner.
And the polyimide-fluorine 46 composite film 2 is lapped by 50% -60%. The polyimide-fluorine 46 composite film 2 is firstly overlapped by 50-60%, and then the polyimide-fluorine 46 composite film 2 is wrapped on the rectangular copper flat wire 1.
The thickness of the insulating paint 4 is 0.02-0.025 mm.
The rectangular copper flat wire 1 is an oxygen-free copper flat wire with the purity of more than 99.999 percent.
Example 6
A self-adhesive film sintered copper flat wire comprises a rectangular copper flat wire 1, a polyimide-fluorine 46 composite film 2, a glass fiber 3, an insulating paint 4 and a self-adhesive paint 5, wherein the polyimide-fluorine 46 composite film 2, the glass fiber 3, the insulating paint 4 and the self-adhesive paint 5 are sequentially wrapped outside the rectangular copper flat wire, the corner of the rectangular copper flat wire 1 is arranged in an arc shape, and the polyimide-fluorine 46 composite film 2, the glass fiber 3, the insulating paint 4 and the self-adhesive paint 5 which are positioned outside the corner and at corresponding positions are also correspondingly arranged in the arc shape; the rectangular copper flat wire 1 is 2.00-16.00mm long and 0.80-5.60mm wide; the glass fiber 3 is arranged in two layers, the two layers of glass fiber 3 are wound in a positive and negative mode, and the winding angle of the two layers of glass fiber 3 is 50-60 degrees.
The rectangular copper flat wire 1 is provided with a rib 6, and the rib 6 is obliquely and circularly arranged on the rectangular copper flat wire 1.
The polyimide-fluorine 46 composite film 2 is wrapped on the rectangular flat copper wire in a lap wrapping manner. The polyimide-fluorine 46 composite film 2 is wrapped and wrapped on the rectangular copper flat wire 1 and the ribs 6, the polyimide-fluorine 46 composite film 2 can fill gaps between the ribs 6, the gaps play a certain fixing role in the polyimide-fluorine 46 composite film 2, and the inclination angle of the ribs 6 is matched with the winding angle of the polyimide-fluorine 46 composite film 2.
And the polyimide-fluorine 46 composite film 2 is lapped by 50% -60%. The polyimide-fluorine 46 composite film 2 is firstly overlapped by 50-60%, and then the polyimide-fluorine 46 composite film 2 is wrapped on the rectangular copper flat wire 1.
The thickness of the insulating paint 4 is 0.02-0.025 mm. As shown in fig. 1 and 3, the insulating varnish may infiltrate the glass filaments.
The rectangular copper flat wire 1 is an oxygen-free copper flat wire with the purity of more than 99.999 percent.
Claims (6)
1. The self-adhesive film sintered copper flat wire is characterized in that: the self-adhesive rectangular copper flat wire comprises a rectangular copper flat wire (1), a polyimide-fluorine 46 composite film (2), a glass fiber (3), an insulating paint (4) and a self-adhesive paint (5), wherein the polyimide-fluorine 46 composite film (2), the glass fiber (3), the insulating paint (4) and the self-adhesive paint are sequentially wrapped outside the rectangular copper flat wire, the corner of the rectangular copper flat wire (1) is arranged in an arc shape, and the polyimide-fluorine 46 composite film (2), the glass fiber (3), the insulating paint (4) and the self-adhesive paint (5) which are positioned outside and at corresponding positions of the corner are correspondingly arranged in an arc shape; the rectangular copper flat wire (1) is 2.00-16.00mm long and 0.80-5.60mm wide; the glass fiber (3) is arranged in two layers, the two layers of glass fibers (3) are wound in a positive and negative mode, and the winding angle of the two layers of glass fibers (3) is 50-60 degrees.
2. The self-adhesive thin film sintered copper flat wire according to claim 1, characterized in that: the rectangular copper flat wire (1) is provided with ribs (6), and the ribs (6) are obliquely arranged on the rectangular copper flat wire (1) in a surrounding mode.
3. The self-adhesive thin film sintered copper flat wire according to claim 1 or 2, characterized in that: the polyimide-fluorine 46 composite film (2) is wrapped around the rectangular copper flat wire in a lap wrapping mode.
4. The self-adhesive thin film sintered copper flat wire according to claim 3, characterized in that: and the polyimide-fluorine 46 composite film (2) is lapped by 50% -60% in an overlapping mode.
5. The self-adhesive thin film sintered copper flat wire according to claim 1, characterized in that: the thickness of the insulating paint (4) is 0.02-0.025 mm.
6. The self-adhesive thin film sintered copper flat wire according to claim 1, characterized in that: the rectangular copper flat wire (1) is an oxygen-free copper flat wire with the purity of more than 99.999 percent.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020530088.9U CN211455362U (en) | 2020-04-13 | 2020-04-13 | Self-adhesive film sintered copper flat wire |
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| CN202020530088.9U CN211455362U (en) | 2020-04-13 | 2020-04-13 | Self-adhesive film sintered copper flat wire |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114038612A (en) * | 2020-12-16 | 2022-02-11 | 金杯电工电磁线有限公司 | high-PDIV insulated electromagnetic wire and preparation method and application thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114038612A (en) * | 2020-12-16 | 2022-02-11 | 金杯电工电磁线有限公司 | high-PDIV insulated electromagnetic wire and preparation method and application thereof |
| CN114038612B (en) * | 2020-12-16 | 2024-03-22 | 金杯电工电磁线有限公司 | High PDIV insulating electromagnetic wire and preparation method and application thereof |
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