CN214476623U - High-heat-conductivity corona-resistant glass fiber copper-clad flat wire - Google Patents
High-heat-conductivity corona-resistant glass fiber copper-clad flat wire Download PDFInfo
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- CN214476623U CN214476623U CN202022803357.7U CN202022803357U CN214476623U CN 214476623 U CN214476623 U CN 214476623U CN 202022803357 U CN202022803357 U CN 202022803357U CN 214476623 U CN214476623 U CN 214476623U
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- heat
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- heat conduction
- fixedly connected
- flat wire
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- 239000003365 glass fiber Substances 0.000 title claims description 22
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 45
- 239000004020 conductor Substances 0.000 claims abstract description 39
- 229910052802 copper Inorganic materials 0.000 claims abstract description 36
- 239000010949 copper Substances 0.000 claims abstract description 36
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 28
- 239000011248 coating agent Substances 0.000 claims abstract description 13
- 238000000576 coating method Methods 0.000 claims abstract description 13
- 239000004519 grease Substances 0.000 claims abstract description 13
- 239000004962 Polyamide-imide Substances 0.000 claims abstract description 12
- 229920002312 polyamide-imide Polymers 0.000 claims abstract description 12
- 239000011521 glass Substances 0.000 claims abstract description 9
- 238000004804 winding Methods 0.000 claims abstract description 7
- 239000010410 layer Substances 0.000 claims description 68
- 230000017525 heat dissipation Effects 0.000 claims description 18
- 239000011241 protective layer Substances 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 14
- 238000005253 cladding Methods 0.000 claims description 5
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 3
- 239000005977 Ethylene Substances 0.000 claims description 3
- 239000003973 paint Substances 0.000 claims description 3
- 238000005829 trimerization reaction Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 238000012546 transfer Methods 0.000 abstract description 5
- 238000010030 laminating Methods 0.000 abstract 1
- 230000032683 aging Effects 0.000 description 4
- 239000011247 coating layer Substances 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 239000013638 trimer Substances 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000017105 transposition Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a high-heat-conduction corona-resistant glass fiber-covered copper flat wire, including the flat wire body, the inside of flat wire body is provided with the wire sinle silk, the outer wall winding of wire sinle silk has the copper conductor, the outer wall fixedly connected with polyamide imide coating of copper conductor, the outer wall fixedly connected with heat conduction silicone grease layer of polyamide imide coating, the outer wall fixedly connected with insulating layer of heat conduction silicone grease layer, the rectangular hole has been seted up to the outer wall of insulating layer, the laminating of heat conduction silicone grease layer through the rectangular hole that sets up has the arc heat conduction piece, the one end fixedly connected with cross heat conduction piece on heat conduction silicone grease layer is kept away from to the arc heat conduction piece. Through the cross heat conduction piece that sets up for flat line body heat conduction effect is better, and heat conduction silicone grease layer has fine heat conductivility, makes the leading-in heat conduction silicone grease layer of heat that the conductor produced, passes through arc heat conduction piece to cross heat conduction piece again, gives the cylindricality radiating block heat transfer to the heat transfer again, through heat conduction insulating block with heat follow louvre effluvium.
Description
Technical Field
The utility model belongs to the technical field of wire and cable, concretely relates to corona-resistant glass fiber covered copper flat wire of high heat conduction.
Background
With the increase of the capacity of a single generator and the increase of the design volume of the generator, the cooling problem of the whole system becomes the key point of research, and the cooling of a stator winding coil at the heart part of the generator is more important, so the research of a high-heat-conductivity corona-resistant stator winding wire becomes one direction of the development research of an electromagnetic wire, and the copper flat wire is used as an important component of the generator, so that the function of the copper flat wire is necessary, the copper flat wire is easy to wear in the use process, and the worn copper flat wire is easy to damage in the generator, so that the use fault of the generator is caused.
Chinese patent CN206040250U discloses a high-heat-conduction corona-resistant glass fiber-covered copper flat wire, although it can strengthen the wearability of the copper flat wire through the glass fiber, the binder can strengthen the heat-conduction ability of the copper flat wire, the binder between glass fiber and the copper flat wire can completely cut off the oxidation of external environment to the copper flat wire well, strengthen the life of copper flat wire, but there is not enough, although the copper flat wire has certain heat-conduction performance, but the radiating effect is poor, the anticorrosive anti ageing resistance of protective layer of copper flat wire is lower, and holistic tensile resistance is relatively poor, influence the life of copper flat wire body.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-heat-conduction corona-resistant glass fiber copper-clad flat wire to propose current high-heat-conduction corona-resistant glass fiber copper-clad flat wire in the use in solving above-mentioned background art, because only heat conductivility, the anticorrosive tensile properties of ageing resistance that does not have heat radiation structure and protective layer is relatively poor, thereby results in the radiating effect of copper flat wire relatively poor, the lower problem of life.
In order to achieve the above object, the utility model provides a following technical scheme: a high-heat-conduction corona-resistant glass fiber-coated copper flat wire comprises a flat wire body, wherein a wire core is arranged inside the flat wire body, a copper wire is wound on the outer wall of the wire core, a polyamide imide coating is fixedly connected to the outer wall of the copper wire, a heat-conducting silicone layer is fixedly connected to the outer wall of the polyamide imide coating, an insulating layer is fixedly connected to the outer wall of the heat-conducting silicone layer, a rectangular hole is formed in the outer wall of the insulating layer, an arc-shaped heat-conducting block is attached to the heat-conducting silicone layer through the arranged rectangular hole, a cross-shaped heat-conducting block is fixedly connected to one end, away from the heat-conducting silicone layer, of the arc-shaped heat-conducting block, a cylindrical heat-radiating block is fixedly connected to the top and the bottom of the cross-shaped heat-conducting block, a heat-conducting insulating block is fixedly connected to one end, away from the cross-shaped heat-conducting block, of the cylindrical heat-radiating block, and a glass fiber covering is fixedly connected to the outer wall of the insulating layer, the outer wall of the glass fiber cladding is fixedly connected with a metal mesh layer, and the outer wall of the metal mesh layer is fixedly connected with an outer protection layer.
Preferably, the outer protective layer comprises a rubber protective layer, and the outer wall of the rubber protective layer is fixedly connected with a trimerization ethylene anticorrosive coating layer.
Preferably, a plurality of heat dissipation holes are formed in the side walls of the glass fiber covering layer, the metal mesh layer and the outer protection layer, and the heat dissipation holes correspond to the heat conduction insulating blocks one to one.
Preferably, the cylindrical heat dissipation block and the heat conduction insulating block are both cylindrical, and the heat conduction insulating block is matched with the heat dissipation hole.
Preferably, the radian of the arc-shaped heat conduction block is matched with the radian of the outer surface of the heat conduction silicone grease layer.
Preferably, the conductor is formed by winding and twisting a plurality of copper conductors outside the conductor wire core, and the flat wire body is formed by a plurality of conductors.
Preferably, the cross-shaped heat conduction blocks between every two conductors in the flat wire body are indirectly and uniformly distributed along the axial direction of the conductors.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the cross heat conduction piece that sets up, make flat line body heat conduction effect better, the outside winding transposition a plurality of copper conductor of wire sinle silk constitutes the conductor, make the conductor have certain ductility, the outside polyamide imide coating of conductor makes the copper flat line have fine corona resistance, heat conduction silicone grease layer has fine heat conductivility, make the leading-in heat conduction silicone grease layer of heat that the conductor produced, pass through arc heat conduction piece to cross heat conduction piece again, give the cylindricality radiating block heat transfer to the heat, through heat conduction insulating block with heat follow louvre effluvium, heat conduction insulating block itself has fine insulating effect, combine the setting of insulating layer, make the flat line body can not lead to the condition of short circuit or electric leakage because of the louvre, the glass silk covering makes the flat line body have fine wearability.
2. Through the metal mesh layer and the outer protective layer that set up, metal mesh layer makes the flat line body have fine tensile properties, and the outer protective layer comprises rubber protective layer and tripolyethylene anticorrosive paint for the outer protective layer has fine ageing resistance and corrosion resistance, increases the life of flat line body.
Drawings
Fig. 1 is a schematic view of the structure of the main view direction of the present invention;
fig. 2 is a schematic view of the top view structure of the present invention;
FIG. 3 is a schematic view of the right-side view cross-sectional structure of the present invention;
fig. 4 is a schematic view of an enlarged structure of the lead of the present invention;
fig. 5 is a schematic structural diagram of the outer protective layer of the present invention.
In the figure: 1. a flat wire body; 2. a wire core; 3. a copper wire; 4. a polyamideimide coating; 5. a thermally conductive silicone layer; 6. an insulating layer; 7. a glass fiber cladding; 8. a metal mesh layer; 9. an outer protective layer; 901. a rubber protective layer; 902. a polyethylene trimer anticorrosive coating layer; 10. heat dissipation holes; 11. an arc-shaped heat conducting block; 12. a cross heat-conducting block; 13. a heat-conducting insulating block; 14. a rectangular hole; 15. a cylindrical heat dissipation block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a high-heat-conduction corona-resistant glass fiber-coated copper flat wire comprises a flat wire body 1, wherein a wire core 2 is arranged inside the flat wire body 1, a copper wire 3 is wound on the outer wall of the wire core 2, a polyamide imide coating 4 is fixedly connected to the outer wall of the copper wire 3, a heat-conducting silicone layer 5 is fixedly connected to the outer wall of the polyamide imide coating 4, an insulating layer 6 is fixedly connected to the outer wall of the heat-conducting silicone layer 5, a rectangular hole 14 is formed in the outer wall of the insulating layer 6, an arc-shaped heat-conducting block 11 is attached to the heat-conducting silicone layer 5 through the arranged rectangular hole 14, a cross-shaped heat-conducting block 12 is fixedly connected to one end, away from the heat-conducting silicone layer 5, of the arc-shaped heat-conducting block 11, a cylindrical heat-radiating block 15 is fixedly connected to the top and the bottom of the cross-shaped heat-conducting block 12, a heat-conducting insulating block 13 is fixedly connected to one end, away from the cross-shaped heat-conducting block 15, and a glass fiber covering 7 is fixedly connected to the outer wall of the insulating layer 6, the outer wall of the glass fiber cladding 7 is fixedly connected with a metal mesh layer 8, and the outer wall of the metal mesh layer 8 is fixedly connected with an outer protection layer 9.
In the embodiment, the copper wire 3 is wound around the wire core 2, so that the conductor has certain ductility, the polyamide imide coating 4 outside the conductor enables the copper flat wire to have good corona resistance, the heat-conducting silicone layer 5 has good heat-conducting property, so that the heat generated by the conductor is led into the heat-conducting silicone grease layer 5, passes through the arc-shaped heat-conducting block 11 to the cross-shaped heat-conducting block 12, then is transferred to the cylindrical heat-radiating block 15, and is radiated from the heat-radiating hole 10 through the heat-conducting insulating block 13, thereby having good heat-radiating effect, the heat-conducting insulating block 13 has good insulating effect, and the arrangement of the insulating layer 6 is combined, make the flat wire body 1 can not lead to the condition of short circuit or electric leakage because of louvre 10, glass fiber covering 7 makes the flat wire body 1 have fine wearability, and metal mesh layer 8 makes the flat wire body 1 have tensile properties that can be fine, and outer protective layer 9 protects the inner structure and receives the destruction.
Specifically, the outer protection layer 9 includes a rubber protection layer 901, and a polyethylene trimer anticorrosive paint layer 902 is fixedly connected to an outer wall of the rubber protection layer 901.
In this embodiment, the outer protection layer 9 is composed of a rubber protection layer 901 and a polyethylene trimer anticorrosive coating layer 902, so that the outer protection layer 9 has good ageing resistance and corrosion resistance, and the service life of the flat wire body 1 is prolonged.
Specifically, the side walls of the glass fiber cladding 7, the metal mesh layer 8 and the outer protection layer 9 are all provided with a plurality of heat dissipation holes 10, and the heat dissipation holes 10 correspond to the heat conduction insulating blocks 13 one to one.
In this embodiment, the heat absorbed by the heat-conducting insulating block 13 from the cross heat-conducting block 12 and the cylindrical heat-dissipating block 15 is finally dissipated from the heat-dissipating holes 10, and the heat-dissipating holes 10 are arranged to increase the heat dissipation efficiency of the wire.
Specifically, the cylindrical heat dissipation block 15 and the heat conductive insulating block 13 are both cylindrical, and the heat conductive insulating block 13 is adapted to the heat dissipation hole 10.
In this embodiment, the heat conducting insulating block 13 plays a role of heat dissipation in the heat dissipation hole 10, and has an insulating effect, thereby avoiding the phenomenon of electric leakage or short circuit caused by the arrangement of the heat dissipation hole 10.
Specifically, the radian of the arc-shaped heat-conducting block 11 is matched with the radian of the outer surface of the heat-conducting silicone grease layer 5.
In this embodiment, the heat transfer is realized better, and the heat absorbed by the heat conduction silicone grease layer 5 is led out through the arc heat conduction block 11.
Specifically, the outer portion of the conductor wire core 2 is wound and twisted with a plurality of copper conductors 3 to form a conductor, and the flat wire body 1 is formed by a plurality of conductors.
In this embodiment, the outside winding transposition a plurality of copper conductor 3 of wire sinle silk 2 constitutes the conductor for the conductor has certain ductility, combines outer structure, and the conductor is crooked to be drawn by force and is difficult to the fracture.
Specifically, the cross-shaped heat conduction blocks 12 between every two conductors in the flat wire body 1 are indirectly and uniformly distributed along the axial direction of the conductors.
In this embodiment, the cross-shaped heat-conducting blocks 12 are indirectly and uniformly distributed along the axial direction of the conductor so as not to affect the bending of the flat wire body 1.
The utility model discloses a theory of operation and use flow: the external of the conductor wire core 2 is winded and twisted with a plurality of copper conductors 3 to form a conductor, so that the conductor has certain ductility, the polyamide imide coating 4 outside the conductor ensures that the copper flat wire has good corona resistance, the heat conducting silicone layer 5 has good heat conducting property, so that the heat generated by the conductor is led into the heat conducting silicone layer 5, then passes through the arc heat conducting block 11 to the cross heat conducting block 12, then transfers the heat to the cylindrical radiating block 15, the heat is radiated from the radiating hole 10 through the heat conducting insulating block 13, the heat conducting insulating block 13 has good insulating effect, the flat wire body 1 can not cause short circuit or electric leakage because of the radiating hole 10 by combining the arrangement of the insulating layer 6, the glass fiber coating 7 ensures that the flat wire body 1 has good wear resistance, the metal mesh layer 8 ensures that the flat wire body 1 has good tensile property, the outer protective layer 9 consists of a rubber protective layer 901 and a trimerization ethylene anticorrosive coating layer 902, the outer protective layer 9 has good ageing resistance and corrosion resistance, and the service life of the flat wire body 1 is prolonged.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a high resistant corona glass fiber package copper flat line of heat conduction, includes flat line body (1), its characterized in that: the flat wire comprises a flat wire body (1), wherein a wire core (2) is arranged inside the flat wire body (1), a copper wire (3) is wound on the outer wall of the wire core (2), a polyamide-imide coating (4) is fixedly connected to the outer wall of the copper wire (3), a heat-conducting silicone layer (5) is fixedly connected to the outer wall of the polyamide-imide coating (4), an insulating layer (6) is fixedly connected to the outer wall of the heat-conducting silicone layer (5), a rectangular hole (14) is formed in the outer wall of the insulating layer (6), an arc-shaped heat-conducting block (11) is attached to the heat-conducting silicone layer (5) through the arranged rectangular hole (14), a cross-shaped heat-conducting block (12) is fixedly connected to one end, far away from the cross-shaped heat-conducting block (5), of the arc-shaped heat-conducting block (11), a cylindrical heat-radiating block (15) is fixedly connected to the top and the bottom of the cross-shaped heat-conducting block (12), and an insulating block (13) is fixedly connected to one end, far away from the cross-shaped heat-conducting block (15), the glass fiber covering layer (7) is fixedly connected to the outer wall of the insulating layer (6), the metal mesh layer (8) is fixedly connected to the outer wall of the glass fiber covering layer (7), and the outer protective layer (9) is fixedly connected to the outer wall of the metal mesh layer (8).
2. The high-thermal-conductivity corona-resistant glass fiber-covered copper flat wire according to claim 1, characterized in that: the outer protection layer (9) comprises a rubber protection layer (901), and a trimerization ethylene anticorrosive paint layer (902) is fixedly connected to the outer wall of the rubber protection layer (901).
3. The high-thermal-conductivity corona-resistant glass fiber-covered copper flat wire according to claim 1, characterized in that: the side walls of the glass fiber cladding (7), the metal mesh layer (8) and the outer protection layer (9) are all provided with a plurality of heat dissipation holes (10), and the heat dissipation holes (10) correspond to the heat conduction insulating blocks (13) one to one.
4. The high-thermal-conductivity corona-resistant glass fiber-covered copper flat wire according to claim 1, characterized in that: the cylindrical heat dissipation block (15) and the heat conduction insulating block (13) are both cylindrical, and the heat conduction insulating block (13) is matched with the heat dissipation holes (10).
5. The high-thermal-conductivity corona-resistant glass fiber-covered copper flat wire according to claim 1, characterized in that: the radian of the arc-shaped heat-conducting block (11) is matched with the radian of the outer surface of the heat-conducting silicone grease layer (5).
6. The high-thermal-conductivity corona-resistant glass fiber-covered copper flat wire according to claim 1, characterized in that: the external winding of wire sinle silk (2) twists a plurality of copper conductor (3) and constitutes the conductor, flat line body (1) comprises a plurality of conductors.
7. The high-thermal-conductivity corona-resistant glass fiber-covered copper flat wire according to claim 1, characterized in that: the cross heat-conducting blocks (12) between every two conductors in the flat wire body (1) are indirectly and uniformly distributed along the axial direction of the conductors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022803357.7U CN214476623U (en) | 2020-11-28 | 2020-11-28 | High-heat-conductivity corona-resistant glass fiber copper-clad flat wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022803357.7U CN214476623U (en) | 2020-11-28 | 2020-11-28 | High-heat-conductivity corona-resistant glass fiber copper-clad flat wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214476623U true CN214476623U (en) | 2021-10-22 |
Family
ID=78184001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022803357.7U Expired - Fee Related CN214476623U (en) | 2020-11-28 | 2020-11-28 | High-heat-conductivity corona-resistant glass fiber copper-clad flat wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214476623U (en) |
-
2020
- 2020-11-28 CN CN202022803357.7U patent/CN214476623U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211022 |