CN211507185U - 155-grade polyester enameled round copper wire with strong resilience - Google Patents
155-grade polyester enameled round copper wire with strong resilience Download PDFInfo
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- CN211507185U CN211507185U CN202020198065.2U CN202020198065U CN211507185U CN 211507185 U CN211507185 U CN 211507185U CN 202020198065 U CN202020198065 U CN 202020198065U CN 211507185 U CN211507185 U CN 211507185U
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Abstract
The utility model relates to a 155 grade polyester enameled copper round wire with strong resilience ability, including the copper conductor, the copper conductor surface parcel has the tensile thin layer of weaving by tensile composite fiber longitude and latitude and forming. The utility model discloses in, tensile composite fiber is formed by multiple fibre complex, has good tensile strength and resilience performance, weaves the tensile thin layer that forms by tensile composite fiber longitude and latitude, wraps up in the copper conductor outside to this makes the tensile strength of copper conductor can strengthen, thereby can play good constraint effect when bearing radial tension to the copper conductor, is favorable to prolonging the life of enameled copper line.
Description
Technical Field
The utility model belongs to the technical field of the copper conductor technique and specifically relates to a 155 grade polyester enameled round copper wires with strong resilience ability are related to.
Background
The enameled copper wire is a main part of products such as motors, electric appliances, household appliances and the like, consists of two parts, namely a conductor and an insulating layer, and is generally formed by annealing and softening a bare wire, painting for many times and baking. According to the usage scenario of the enameled copper wire, the usage scenario is generally classified by heat-resistant temperature levels, such as: the requirements for the heat resistance and the puncture resistance of the insulating paint coating of the enameled copper wire are gradually increased along with the increase of the heat-resistant temperature of the 120 grade, the 130 grade, the 155 grade, the 180 grade and the like. The 155-grade enameled copper wire is generally applied to the winding of common motors and transformers and is required to have certain high temperature resistance, thermal shock resistance and softening breakdown resistance.
The Chinese utility model patent with publication number CN201413663 discloses a thermal bonding direct welding polyurethane enameled round copper wire, which comprises a round copper wire body, wherein an insulating layer is coated on the surface of the round copper wire body, and an outer coating is coated on the surface of the insulating layer; the insulating layer is made of directly-welding polyurethane paint, and the outer coating is made of thermosetting polyamide resin paint with heating and fusing properties. The utility model discloses a as a self-adhesive line that has stronger comprehensive properties, have good electrical property, durability, the heat level is 155 grades, and the insulating layer has the direct welding characteristic, need not remove the lacquer under high temperature, can directly weld when making electric coil, avoids the injury to the human body when taking off the lacquer.
However, when the enameled copper wire is produced or wound, the enameled copper wire can be subjected to axial or radial tension, the flexibility of the traditional enameled copper wire after being cured is insufficient, and after the enameled copper wire is stretched or bent, the enameled copper wire is easy to break, so that the insulation performance of the enameled copper wire is reduced, and the service life of the enameled copper wire is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a 155 grade polyester enameled copper round wire with strong resilience ability, this copper round wire have good tensile strength, can play good constraint effect when bearing radial pulling force to the copper wire, are favorable to prolonging the life of enameled copper wire.
The above technical purpose of the present invention can be achieved by the following technical solutions: 155 grade polyester enameled round copper wire with strong resilience performance, including the copper conductor, copper conductor surface parcel has the tensile thin layer of forming by tensile composite fiber warp and weft knitting.
Through adopting above-mentioned technical scheme, tensile composite fiber is formed by multiple fibre complex, has good tensile strength and resilience performance, weaves the tensile thin layer that forms by tensile composite fiber longitude and latitude, wraps up in the copper conductor outside to this makes the tensile strength of copper conductor can strengthen, thereby can play good constraint effect when bearing radial tension to the copper conductor, is favorable to prolonging the life of enameled copper line.
The utility model discloses further set up to: the tensile composite fiber is formed by mutually twisting polyolefin fiber and spandex fiber.
By adopting the technical scheme, the polyolefin fiber is a synthetic fiber formed by linear macromolecules polymerized by olefin, and has excellent wear resistance, tensile strength and rebound resilience; the spandex fiber has the characteristics of high breaking elongation, low modulus and high elastic recovery rate, and the tensile composite fiber formed by twisting the polyolefin fiber and the spandex fiber has excellent tensile strength and resilience, so that the bending resistance of the copper wire is improved, and the service life of the enameled copper wire is prolonged.
The utility model discloses further set up to: and a bonding layer is arranged between the tensile film layer and the copper wire.
Through adopting above-mentioned technical scheme, through setting up the tie coat to this makes the adhesive action between tensile film layer and the copper conductor more firm, has reduced the probability that the enameled copper line takes place loosely.
The utility model discloses further set up to: the surface of one side, far away from the bonding layer, of the tensile film layer is evenly coated with a polyester paint layer, and the polyester paint layer is a 155-grade polyester paint layer.
By adopting the technical scheme, the 155-grade polyester paint is the modified polyester paint, has good elasticity, adhesiveness, electrical property and solvent resistance, has wide paint preparation process range, low price and high yield, and is suitable for mass production; through the arrangement of the polyester paint layer, the insulating property of the copper round wire is enhanced, and the probability that the copper round wire leaks electricity and hurts people in the using process is reduced.
The utility model discloses further set up to: and a plurality of ceramic fibers are spirally wound on the surface of one side of the polyester paint layer, which is far away from the copper conductor.
Through adopting above-mentioned technical scheme, ceramic fiber is a fibrous light refractory material, has advantages such as light in weight, high temperature resistant, thermal stability is good, the heat conductivity is low, specific heat is little and resistant mechanical shock to this makes the high temperature resistance and the tensile strength ability of this copper round wire obtain further reinforcing through setting up ceramic fiber.
The utility model discloses further set up to: and a reinforcing ring is jointly arranged on the arc surface of one side of the ceramic fibers, which is far away from the copper wire, and the arc surface of the inner side of the reinforcing ring is tightly propped against the arc surface of one side of the ceramic fibers, which is far away from the copper wire.
By adopting the technical scheme, the reinforcing ring has good constraint effect on a plurality of ceramic fibers, and the probability of looseness of the ceramic fibers is reduced.
The utility model discloses further set up to: one side that copper conductor was kept away from to the tensile thin layer is equipped with the waterproof layer, the inboard arc surface of waterproof layer and the laminating of the outside arc surface of reinforcing ring.
Through adopting above-mentioned technical scheme, the waterproof layer is made by waterproof material, has good waterproof performance, through setting up the waterproof layer to this waterproof performance that makes this copper circle line can strengthen, has improved this copper circle line's durability.
The utility model discloses further set up to: and the arc-shaped surface of one side of the waterproof layer, which is far away from the copper wire, is uniformly coated with a wear-resistant layer.
Through adopting above-mentioned technical scheme, the wearing layer has good wear resistance, sets up the wearing layer at the waterproof layer surface to this makes the wear resistance of this copper circle line can strengthen, is favorable to prolonging the life of copper circle line.
To sum up, the utility model discloses a beneficial technological effect does:
in the scheme, the tensile composite fiber is formed by compounding various fibers, has good tensile property and resilience, and the tensile thin film layer formed by weaving the tensile composite fiber in a warp-weft mode is wrapped on the outer side of the copper conductor, so that the tensile strength of the copper conductor is enhanced, a good binding effect can be achieved when the copper conductor bears radial tensile force, and the service life of the enameled copper wire is prolonged;
in the scheme, the polyolefin fiber refers to synthetic fiber consisting of linear macromolecules polymerized by olefin, and has excellent wear resistance, tensile strength and rebound resilience; the spandex fiber has the characteristics of high breaking elongation, low modulus and high elastic recovery rate, and the tensile composite fiber formed by twisting the polyolefin fiber and the spandex fiber has excellent tensile strength and resilience performance, so that the bending resistance of the copper wire is improved, and the service life of an enameled copper wire is prolonged;
in this scheme, ceramic fiber is fibrous light refractory material, has advantages such as light in weight, high temperature resistant, thermal stability is good, the heat conductivity is low, specific heat is little and resistant mechanical shock to this makes the high temperature resistance and the tensile strength of this copper circle line obtain further reinforcing through setting up ceramic fiber.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a middle tensile film layer according to the present invention;
FIG. 3 is a schematic structural view of a tensile composite fiber of the present invention;
FIG. 4 is a front cross-sectional view of the overall structure of FIG. 1;
fig. 5 is a top cross-sectional view of the overall structure of fig. 1.
Reference numerals: 1. a copper wire; 2. a bonding layer; 3. a tensile film layer; 31. a tensile composite fiber; 311. a polyolefin fiber; 312. spandex fibers; 32. a polyester paint layer; 4. ceramic fibers; 41. a reinforcing ring; 5. a waterproof layer; 6. and a wear-resistant layer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in figure 1, for the utility model discloses a 155 grades of polyester enameled copper round wires with strong resilience ability, including copper conductor 1, copper conductor 1's cross section is circular, and copper conductor 1 surface is equipped with tie coat 2 and tensile thin layer 3 by interior outside in proper order. The bonding layer 2 is formed by uniformly coating glue on the arc-shaped surface of the copper conductor 1 and curing, as shown in fig. 2, the tensile film layer 3 is formed by weaving tensile composite fibers 31 in a warp and weft manner, and as shown in fig. 3, the tensile composite fibers 31 include polyolefin fibers 311 and spandex fibers 312.
As shown in fig. 3, the polyolefin fiber 311 has excellent wear resistance, tensile strength and resilience, the spandex fiber 312 has high breaking elongation, low modulus and high elastic recovery rate, the polyolefin fiber 311 and the spandex fiber 312 are twisted with each other to form the tensile composite fiber 31, as shown in fig. 1, form the tensile thin film layer 3 by weaving the tensile composite fiber 31 in a warp and weft manner, the surface bonding of the inner side arc surface of the tensile thin film layer 3 and the bonding layer 2 away from one side of the copper wire 1, so that the tensile strength and resilience of the copper wire 1 can be improved, thereby improving the tensile strength of the copper wire 1 in the radial direction thereof, and being beneficial to prolonging the service life of the enameled copper wire.
As shown in fig. 1, be equipped with polyester paint layer 32 on tensile thin film layer 3, polyester paint layer 32 evenly coats on the surface of tensile thin film layer 3 keep away from tie coat 2 one side, in this embodiment, polyester paint layer 32 is 155 grades of polyester paint, 155 grades of polyester paint is modified polyester paint, have good elasticity, adhesion, electrical property and solvent resistance, through setting up polyester paint layer 32, so that the insulating properties of this copper round wire can strengthen, the probability that this copper round wire takes place to leak electricity and injure people in the use has been reduced.
As shown in fig. 1, be equipped with ceramic fiber 4 on the polyester paint layer 32, ceramic fiber 4's quantity is many, many ceramic fiber 4 evenly twine on the polyester paint layer 32 keeps away from the surface of copper conductor 1 one side, ceramic fiber 4 is a fibrous light refractory material, have high temperature resistant, the thermostability is good, the heat conductivity is low and advantages such as mechanical shock resistance, through twine ceramic fiber 4 on polyester paint layer 32, so that this high temperature resistance and the mechanical strength of making this copper circle line obtain further improvement, be favorable to prolonging the life of enameled copper line.
As shown in fig. 1 and 4, the ceramic fibers 4 are provided with the reinforcing ring 41, the reinforcing ring 41 has a circular structure, the axis of the reinforcing ring 41 coincides with the axis of the copper round wire, the inner arc surface of the reinforcing ring 41 abuts against the arc surface of the ceramic fiber 4 on the side away from the copper lead 1, and the reinforcing ring 41 is provided to bind the plurality of ceramic fibers 4 well, so that the probability of loosing of the plurality of ceramic fibers 4 is reduced.
As shown in fig. 1 and 5, one side that copper conductor 1 was kept away from to tensile thin layer 3 is equipped with waterproof layer 5, and waterproof layer 5 is formed by the waterproof paint solidification, and the inboard arc surface of waterproof layer 5 and the laminating of the outside arc surface of reinforcing ring 41 are through setting up waterproof layer 5 to this waterproof performance that makes this waterproof layer 5 can promote, thereby has promoted the waterproof characteristic of enameled copper line, has reduced the probability that enameled copper line wet, has improved the security.
As shown in fig. 1, be equipped with wearing layer 6 on the waterproof layer 5, wearing layer 6 evenly coats on the arc surface of waterproof layer 5 keeping away from copper conductor 1 one side, and wearing layer 6 is made by epoxy, through setting up wearing layer 6 to this makes the wear resistance of copper circle line strengthen, thereby makes the life of enameled copper line further prolong.
The implementation principle of the embodiment is as follows: tensile composite fiber 31 is formed by multiple fibre complex, has good tensile strength and resilience performance, weaves the tensile thin layer 3 that forms by tensile composite fiber 31 longitude and latitude, wraps up in the 1 outside of copper conductor to this makes the tensile strength of copper conductor 1 can strengthen, thereby can play good constraint effect when bearing radial tension to copper conductor 1, is favorable to prolonging the life of enameled copper line. The polyolefin fiber 311 means a synthetic fiber composed of linear macromolecules polymerized from olefins, which has excellent abrasion resistance, tensile strength and resilience; the spandex fiber 312 has the characteristics of high breaking elongation, low modulus and high elastic recovery rate, and the tensile composite fiber 31 formed by twisting the polyolefin fiber 311 and the spandex fiber 312 has excellent tensile strength and resilience, so that the bending resistance of the copper conductor 1 is improved, and the service life of an enameled copper wire is prolonged. The ceramic fiber 4 is a fibrous light refractory material, has the advantages of high temperature resistance, good thermal stability, low thermal conductivity, mechanical shock resistance and the like, and the high temperature resistance and the mechanical strength of the copper round wire are further improved by winding the ceramic fiber 4 on the polyester paint layer 32.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. A grade 155 polyester enameled round copper wire with strong resilience comprises a copper conductor (1), and is characterized in that: the surface of the copper conductor (1) is wrapped with a tensile film layer (3) formed by weaving tensile composite fibers (31) in a warp-weft mode.
2. The grade 155 polyester enameled round copper wire with strong resilience property as claimed in claim 1, wherein: the tensile composite fiber (31) is formed by mutually twisting polyolefin fiber (311) and spandex fiber (312).
3. The grade 155 polyester enameled round copper wire with strong resilience property as claimed in claim 2, wherein: and an adhesive layer (2) is arranged between the tensile film layer (3) and the copper conductor (1).
4. The grade 155 polyester enameled round copper wire with strong resilience property as claimed in claim 3, wherein: the surface of one side of the tensile film layer (3) far away from the bonding layer (2) is uniformly coated with a polyester paint layer (32), and the polyester paint layer (32) is a 155-grade polyester paint layer.
5. The grade 155 polyester enameled round copper wire with strong resilience property as claimed in claim 4, wherein: and a plurality of ceramic fibers (4) are spirally wound on the surface of one side of the polyester paint layer (32) far away from the copper wire (1).
6. The grade 155 polyester enameled round copper wire with strong resilience property as claimed in claim 5, wherein: and a reinforcing ring (41) is jointly arranged on the arc surface of one side, away from the copper conductor (1), of the ceramic fibers (4), and the arc surface of the inner side of the reinforcing ring (41) is tightly abutted to the arc surface of one side, away from the copper conductor (1), of the ceramic fibers (4).
7. The grade 155 polyester enameled round copper wire with strong resilience property as claimed in claim 6, wherein: one side of the tensile film layer (3) far away from the copper wire (1) is provided with a waterproof layer (5), and the inner side arc surface of the waterproof layer (5) is attached to the outer side arc surface of the reinforcing ring (41).
8. The grade 155 polyester enameled round copper wire with strong resilience property as claimed in claim 7, wherein: and the arc-shaped surface of one side, far away from the copper wire (1), of the waterproof layer (5) is uniformly coated with a wear-resistant layer (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020198065.2U CN211507185U (en) | 2020-02-21 | 2020-02-21 | 155-grade polyester enameled round copper wire with strong resilience |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020198065.2U CN211507185U (en) | 2020-02-21 | 2020-02-21 | 155-grade polyester enameled round copper wire with strong resilience |
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| Publication Number | Publication Date |
|---|---|
| CN211507185U true CN211507185U (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020198065.2U Active CN211507185U (en) | 2020-02-21 | 2020-02-21 | 155-grade polyester enameled round copper wire with strong resilience |
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| Country | Link |
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| CN (1) | CN211507185U (en) |
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- 2020-02-21 CN CN202020198065.2U patent/CN211507185U/en active Active
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