CN108877999A - A kind of good high heat dissipation enameling copper strap wire of flexibility - Google Patents
A kind of good high heat dissipation enameling copper strap wire of flexibility Download PDFInfo
- Publication number
- CN108877999A CN108877999A CN201810683853.8A CN201810683853A CN108877999A CN 108877999 A CN108877999 A CN 108877999A CN 201810683853 A CN201810683853 A CN 201810683853A CN 108877999 A CN108877999 A CN 108877999A
- Authority
- CN
- China
- Prior art keywords
- copper strap
- strap wire
- kafra fiber
- heat dissipation
- high heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- H01B7/0009—Details relating to the conductive cores
-
- 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
- H01B7/08—Flat or ribbon cables
-
- 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
-
- 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
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
- H01B7/2825—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable using a water impermeable sheath
-
- 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
Abstract
The invention discloses a kind of good high heat dissipation enameling copper strap wire of flexibility, including copper strap wire core, magnetic particle coating, the first aromatic polyimide paint layer, tear resistant layer, the second aromatic polyimide paint layer and waterproof layer are successively arranged on the outside of copper strap wire core；The tear resistant layer includes the Kafra fiber beam of multi beam equidistantly distributed, is coated with polyamide-imide insulating varnish in the gap between the outer surface of Kafra fiber beam and adjacent Kafra fiber beam；The outer surface of the copper strap wire core is equipped with the semi-cylindrical recesses of equidistantly distributed, and insulating film is equipped between semi-cylindrical recesses and magnetic particle coating；The Kafra fiber beam is reticular structure made of 7 bursts of Kafra fiber twisting.The present invention has the advantages that flexility is good, perfect heat-dissipating.
Description
Technical field
The present invention relates to a kind of enameling copper strap wire, the good high heat dissipation enameling copper strap wire of especially a kind of flexibility.
Background technique
As China is electrically with the rapid development of machinery industry, the concept of electromechanical integration is rooted in the hearts of the people already, enameled wire
It is also required to constantly improve with improving as electric appliance or the essential electric wire material of motor to adapt to new environment, enamel-cover copper is flat
Line since the excellent performances such as its high thermal impact of chemicals-resistant burn into, heat ageing have been applied to major electronic wire industry, but
It is that existing enameling copper strap wire flexibility is poor, often will appear enameled wire tearing phenomenon, although having good high temperature resistance,
But rapid cooling is difficult to after high-speed motion, for a long time using will lead to coil turn-to-turn short circuit, it is difficult to move towards international occasion.Cause
This, existing enameling copper strap wire haves the shortcomings that flexility is poor, heat dissipation performance is poor.
Summary of the invention
The object of the present invention is to provide a kind of good high heat dissipation enameling copper strap wires of flexibility.The present invention has flexibility
Can good, perfect heat-dissipating the advantages of.
Technical solution of the present invention：A kind of good high heat dissipation enameling copper strap wire of flexibility, including copper strap wire core, copper strap wire core
Outside be successively arranged magnetic particle coating, the first aromatic polyimide paint layer, tear resistant layer, the second aromatic polyimide paint layer and
Waterproof layer；The tear resistant layer includes the Kafra fiber beam of multi beam equidistantly distributed, the outer surface of Kafra fiber beam and phase
Polyamide-imide insulating varnish is coated in gap between adjacent Kafra fiber beam；The outer surface of the copper strap wire core is equipped with
The semi-cylindrical recesses of equidistantly distributed are equipped with insulating film between semi-cylindrical recesses and magnetic particle coating；The Kev is towed
Tieing up beam is reticular structure made of 7 bursts of Kafra fiber twisting.
In a kind of good high heat dissipation enameling copper strap wire of flexibility above-mentioned, the diameter of the semi-cylindrical recesses is
0.01mm, semi-cylindrical recesses are interior to be filled with graphite powder.
In a kind of good high heat dissipation enameling copper strap wire of flexibility above-mentioned, the width edge length of the copper strap wire core is 2.170-
2.230mm, the narrow side length of copper strap wire core are 1.370-1.430mm, and the radius of corner of copper strap wire core is 0.38-0.63mm.
In a kind of good high heat dissipation enameling copper strap wire of flexibility above-mentioned, the insulating film is that modified organic silicone resin is heat-resisting
Dope layer.
In a kind of good high heat dissipation enameling copper strap wire of flexibility above-mentioned, the waterproof layer is photocuring urethane modified propylene
Sour series cathode electrodeposited paint film.
Compared with prior art, magnetic particle coating, the first aromatics polyamides are successively arranged on the outside of copper strap wire core of the invention
Imines paint layer, tear resistant layer, the second aromatic polyimide paint layer and waterproof layer；Tear resistant layer includes the triumphant of multi beam equidistantly distributed
Husband draws fibre bundle, and Kafra fiber beam has good flexibility, and tensile strength is even more 4 times of general organic fiber, attachment
Increase flexibility and tear resistance of the invention on the surface of the first aromatic polyimide paint layer, so that enameling copper strap wire has
Longer service life is coated with polyamides in the gap between the outer surface of Kafra fiber beam and adjacent Kafra fiber beam
Amine acid imide insulated paint is as fixed material, so that Kafra fiber beam combines together with enameling copper strap wire, Kafra fiber list
Silk diameter is smaller, so using 7 bursts of Kafra fiber twisting at the structure of one Kafra fiber beam, intensity and flexibility
It increase accordingly；Copper strap wire core outer surface of the invention is equipped with the semi-cylindrical recesses of equidistantly distributed, fills out in semi-cylindrical recesses
Filled with graphite powder, graphite powder has good thermal shock resistance and plasticity as heat-resisting material, further improves the present invention
Flexibility, while graphite powder have the good capacity of heat transmission, semi-cylindrical recesses and graphite powder cooperation mode can make to paint
Wire copper-clad flat line radiates rapidly after high-speed motion, improves its service life.
In addition, the magnetic particle coating on the outside of copper strap wire core has outstanding adhesive ability；Second aromatic polyimide paint layer
The waterproof layer in outside is Photocurable Acrylic-Based Cathodic Electrophoretic Coating Modified by Polyurethane film, has outstanding waterproof ability.
To sum up, the present invention has the advantages that flexility is good, perfect heat-dissipating.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the structural schematic diagram of tear resistant layer；
Fig. 3 is the structural schematic diagram of Kafra fiber beam.
Label in attached drawing be：1- copper strap wire core, 2- magnetic particle coating, 3- the first aromatic polyimide paint layer, 4- are anti-tear
Parting, 5- the second aromatic polyimide paint layer, 6- waterproof layer, 7- Kafra fiber beam, 8- polyamide-imide insulating varnish, 9- half
Cylinder shape groove, 10- insulating film, 11- graphite powder, 12- Kafra fiber.
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples, but be not intended as to the present invention limit according to
According to.
Embodiment：A kind of good high heat dissipation enameling copper strap wire of flexibility, structure is as shown in Figure 1 to Figure 3, including copper strap wire core
1, the outside of copper strap wire core 1 is successively arranged magnetic particle coating 2, the first aromatic polyimide paint layer 3, tear resistant layer 4, the second aromatics
Polyimides paint layer 5 and waterproof layer 6；The tear resistant layer 4 includes the Kafra fiber beam 7 of multi beam equidistantly distributed, Kevlar
Polyamide-imide insulating varnish 8 is coated in gap between the outer surface of fibre bundle 7 and adjacent Kafra fiber beam 7；Institute
The outer surface for stating copper strap wire core 1 is equipped with the semi-cylindrical recesses 9 of equidistantly distributed, semi-cylindrical recesses 9 and magnetic particle coating 2 it
Between be equipped with insulating film 10；The Kafra fiber beam 7 is reticular structure made of 7 strands of Kafra fibers 12 are twisted, and Kev is towed
The diameter for tieing up beam 7 is 0.02mm.
The diameter of the semi-cylindrical recesses 9 is 0.01mm, is filled with graphite powder 11 in semi-cylindrical recesses 9.
The width edge length of the copper strap wire core 1 is 2.170-2.230mm, and the narrow side length of copper strap wire core 1 is 1.370-
1.430mm, the radius of corner of copper strap wire core 1 are 0.38-0.63mm.
The insulating film 10 is modified organic silicone resin heat-resisting paint layer, with a thickness of 0.01mm.
The waterproof layer 6 is Photocurable Acrylic-Based Cathodic Electrophoretic Coating Modified by Polyurethane film.
Total overall thickness of the first aromatic polyimide paint layer 3 and the second aromatic polyimide paint layer 5 is 0.04-
0.06mm。
The waterproof layer 6 with a thickness of 0.01mm.
Of the invention (20 DEG C) of D.C. resistance are 0.006150 Ω, and elongation 36%, resilience is 4 °.
The outside of copper strap wire core 1 of the invention is successively arranged magnetic particle coating 2, the first aromatic polyimide paint layer 3, anti-tear
Parting 4, the second aromatic polyimide paint layer 5 and waterproof layer 6；Tear resistant layer 4 includes the Kafra fiber of multi beam equidistantly distributed
Beam 7, Kafra fiber beam 7 have good flexibility, and tensile strength is even more 4 times of general organic fiber, is attached to first
The surface of aromatic polyimide paint layer 3 increases flexibility and tear resistance of the invention so that enameling copper strap wire have it is longer
Service life, be coated with polyamide in the gap between the outer surface of Kafra fiber beam 7 and adjacent Kafra fiber beam 7
Acid imide insulated paint 8 is as fixed material, so that Kafra fiber beam 7 combines together with enameling copper strap wire, Kafra fiber 12
Filament diameter is smaller, so using the twisting of 7 strands of Kafra fibers 12 at the structure of one Kafra fiber beam 7, intensity and soft
Toughness is also increase accordingly；1 outer surface of copper strap wire core of the invention is equipped with the semi-cylindrical recesses 9 of equidistantly distributed, semi-cylindrical
Graphite powder 11 is filled in groove 9, graphite powder 11 has good thermal shock resistance and plasticity as heat-resisting material, further
Flexibility of the invention is improved, while graphite powder 11 has the good capacity of heat transmission, semi-cylindrical recesses 9 and graphite powder 11 are matched
The mode of conjunction can make enameling copper strap wire radiate rapidly after high-speed motion, improve its service life.To sum up, the present invention has soft
The advantages of tough performance is good, perfect heat-dissipating.In addition, the magnetic particle coating 2 in 1 outside of copper strap wire core has outstanding adhesive ability；
The waterproof layer 6 in 5 outside of the second aromatic polyimide paint layer is Photocurable Acrylic-Based Cathodic Electrophoretic Coating Modified by Polyurethane film, is had excellent
Elegant waterproof ability.
Claims (5)
1. a kind of good high heat dissipation enameling copper strap wire of flexibility, it is characterised in that：Including copper strap wire core (1), copper strap wire core (1)
It is sub- that outside is successively arranged magnetic particle coating (2), the first aromatic polyimide paint layer (3), tear resistant layer (4), the second aromatics polyamides
Amine paint layer (5) and waterproof layer (6)；The tear resistant layer (4) includes the Kafra fiber beam (7) of multi beam equidistantly distributed, Kev
It draws and is coated with polyamidoimide insulation in the gap between the outer surface and adjacent Kafra fiber beam (7) of fibre bundle (7)
It paints (8)；The outer surface of the copper strap wire core (1) is equipped with the semi-cylindrical recesses (9) of equidistantly distributed, semi-cylindrical recesses (9)
Insulating film (10) are equipped between magnetic particle coating (2)；The Kafra fiber beam (7) is 7 bursts of Kafra fiber (12) twisting
Made of reticular structure.
2. a kind of good high heat dissipation enameling copper strap wire of flexibility according to claim 1, it is characterised in that：The semicolumn
The diameter of connected in star (9) is 0.01mm, is filled with graphite powder (11) in semi-cylindrical recesses (9).
3. a kind of good high heat dissipation enameling copper strap wire of flexibility according to claim 1, it is characterised in that：The copper strap wire
The width edge length of core (1) is 2.170-2.230mm, and the narrow side length of copper strap wire core (1) is 1.370-1.430mm, copper strap wire core
(1) radius of corner is 0.38-0.63mm.
4. a kind of good high heat dissipation enameling copper strap wire of flexibility according to claim 1, it is characterised in that：The insulating film
It (10) is modified organic silicone resin heat-resisting paint layer.
5. a kind of good high heat dissipation enameling copper strap wire of flexibility according to claim 1, it is characterised in that：The waterproof layer
It (6) is Photocurable Acrylic-Based Cathodic Electrophoretic Coating Modified by Polyurethane film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810683853.8A CN108877999A (en) | 2018-06-28 | 2018-06-28 | A kind of good high heat dissipation enameling copper strap wire of flexibility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810683853.8A CN108877999A (en) | 2018-06-28 | 2018-06-28 | A kind of good high heat dissipation enameling copper strap wire of flexibility |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108877999A true CN108877999A (en) | 2018-11-23 |
Family
ID=64295984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810683853.8A Withdrawn CN108877999A (en) | 2018-06-28 | 2018-06-28 | A kind of good high heat dissipation enameling copper strap wire of flexibility |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108877999A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109979654A (en) * | 2019-04-30 | 2019-07-05 | 浙江洪波科技股份有限公司 | 260 grades of enameling copper strap wires of one kind and its preparation process |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003045239A (en) * | 2001-08-03 | 2003-02-14 | Hitachi Cable Ltd | Horizontal coil |
| CN203721235U (en) * | 2014-02-17 | 2014-07-16 | 远东电缆有限公司 | Fireproof anti-tear wind-driven electricity generating flexible electric cable |
| CN205751558U (en) * | 2016-05-18 | 2016-11-30 | 四川九洲线缆有限责任公司 | A kind of helicopter sling sonar system cable |
| CN206697252U (en) * | 2017-05-22 | 2017-12-01 | 浙江长城电工科技股份有限公司 | Aromatic polyimide enamelling cuprum round line |
| CN206711633U (en) * | 2017-05-22 | 2017-12-05 | 浙江长城电工科技股份有限公司 | A kind of big specification enameled sheet wire of transformer |
| CN207250174U (en) * | 2017-10-17 | 2018-04-17 | 贵溪骏达特种铜材有限公司 | Warming enameled wire for precision instrument |
-
2018
- 2018-06-28 CN CN201810683853.8A patent/CN108877999A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003045239A (en) * | 2001-08-03 | 2003-02-14 | Hitachi Cable Ltd | Horizontal coil |
| CN203721235U (en) * | 2014-02-17 | 2014-07-16 | 远东电缆有限公司 | Fireproof anti-tear wind-driven electricity generating flexible electric cable |
| CN205751558U (en) * | 2016-05-18 | 2016-11-30 | 四川九洲线缆有限责任公司 | A kind of helicopter sling sonar system cable |
| CN206697252U (en) * | 2017-05-22 | 2017-12-01 | 浙江长城电工科技股份有限公司 | Aromatic polyimide enamelling cuprum round line |
| CN206711633U (en) * | 2017-05-22 | 2017-12-05 | 浙江长城电工科技股份有限公司 | A kind of big specification enameled sheet wire of transformer |
| CN207250174U (en) * | 2017-10-17 | 2018-04-17 | 贵溪骏达特种铜材有限公司 | Warming enameled wire for precision instrument |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109979654A (en) * | 2019-04-30 | 2019-07-05 | 浙江洪波科技股份有限公司 | 260 grades of enameling copper strap wires of one kind and its preparation process |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181123 |