CN219677066U - Capacitor film with heat dissipation effect for production of laminated capacitor - Google Patents
Capacitor film with heat dissipation effect for production of laminated capacitor Download PDFInfo
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- CN219677066U CN219677066U CN202320766747.2U CN202320766747U CN219677066U CN 219677066 U CN219677066 U CN 219677066U CN 202320766747 U CN202320766747 U CN 202320766747U CN 219677066 U CN219677066 U CN 219677066U
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- layer
- heat
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- radiating
- capacitor
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- 239000003990 capacitor Substances 0.000 title claims abstract description 56
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 29
- 230000000694 effects Effects 0.000 title claims abstract description 17
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- -1 polypropylene Polymers 0.000 claims abstract description 46
- 239000004743 Polypropylene Substances 0.000 claims abstract description 45
- 229920001155 polypropylene Polymers 0.000 claims abstract description 45
- 239000000758 substrate Substances 0.000 claims abstract description 31
- 239000002184 metal Substances 0.000 claims abstract description 29
- 229910052751 metal Inorganic materials 0.000 claims abstract description 29
- 238000007740 vapor deposition Methods 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 125000006850 spacer group Chemical group 0.000 claims description 15
- 238000001816 cooling Methods 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 229910021389 graphene Inorganic materials 0.000 claims description 7
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 238000010025 steaming Methods 0.000 claims 2
- 239000010408 film Substances 0.000 description 54
- 239000011104 metalized film Substances 0.000 description 6
- 238000001465 metallisation Methods 0.000 description 5
- 239000005030 aluminium foil Substances 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- 238000007747 plating Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 229920006267 polyester film Polymers 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Landscapes
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
The utility model discloses a capacitor film with a heat dissipation effect for laminated capacitor production, which comprises a polypropylene film substrate, a first metal vapor deposition layer, a second metal vapor deposition layer, a first heat conduction layer, a second heat conduction layer, a first spacing layer, a second spacing layer, a first heat dissipation pipe, a second heat dissipation pipe and an edge sealing tape, wherein the first heat conduction layer is arranged at the top of the polypropylene film substrate, and the second heat conduction layer is arranged at the bottom of the polypropylene film substrate. According to the utility model, heat is guided to be collected between the first spacing layer and the polypropylene film substrate through the first heat conduction layer, heat is guided to be collected between the second spacing layer and the polypropylene film substrate through the second heat conduction layer, and external air is guided between the first spacing layer and the polypropylene film substrate and between the second spacing layer and the polypropylene film substrate through the first heat dissipation tube and the second heat dissipation tube, so that the auxiliary capacitor film performs heat exchange with the external air, and the heat dissipation effect of the capacitor film is improved.
Description
Technical Field
The utility model relates to the technical field of capacitor films, in particular to a capacitor film with a heat dissipation effect for producing a laminated capacitor.
Background
The metallized film capacitor is made by taking an organic plastic film as a medium, taking the metallized film as an electrode and making the capacitor by a winding mode (except a lamination structure), and has a lamination type besides a winding type. Examples of films used in metallized film capacitors are polyethylene, polypropylene, polycarbonate, and the like, with polyester film media and polypropylene film media being the most widely used. The metallized film capacitor is characterized in that a layer of metal film is evaporated on the surface of the polyester film to replace metal foil to be used as an electrode, and the volume of the metallized film layer is much smaller than that of the metal foil after winding. The metallized film capacitor has the greatest advantage of self-healing property, namely, if a thin film medium has a defect at a certain point and has breakdown short circuit under the action of overvoltage, a metallization layer at the breakdown point can be instantaneously melted and evaporated under the action of electric arc to form a small metal-free area, so that two pole pieces of the capacitor are mutually insulated again and still can work continuously, and the reliability of the capacitor is greatly improved.
When the existing capacitor film is used for manufacturing a laminated capacitor, a corresponding heat conducting structure is not arranged on the capacitor film, heat cannot be guided to be emitted outwards rapidly, and a good heat dissipation effect cannot be achieved. For example, the application number CN202122978746.8 discloses a capacitance film for producing laminated capacitor, this patent is through being provided with negative pole aluminium foil and vice graphene coating etc. negative pole aluminium foil, second polypropylene film, anodal aluminium foil and main graphene coating stack the winding in proper order, the clearance between the rete can make the heat that the film produced carry out the transfer circulation, the fin makes the outside of heat quick transfer to the capacitor, vice graphene coating and main graphene coating play the effect of heat conduction, effectively improve the heat dispersion of capacitance film. But the fin of this patent sets up in the intermediate layer department of anodal aluminium foil and second polypropylene film, and does not set up corresponding structure and guide the heat to outwards give off, can't realize fine radiating effect.
Therefore, it is necessary to solve the above-mentioned problems by inventing a capacitor film for producing a laminated capacitor having a heat dissipation effect.
Disclosure of Invention
The utility model aims to provide a capacitor film with a heat dissipation effect for producing a laminated capacitor, which solves the problems that the conventional capacitor film is not provided with a corresponding heat conduction structure when the laminated capacitor is manufactured, heat cannot be guided to be dissipated outwards rapidly, and a good heat dissipation effect cannot be realized.
In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a range upon range of formula condenser production is with electric capacity film with radiating effect, includes polypropylene film base member, first metal deposition layer, second metal deposition layer, first heat-conducting layer, second heat-conducting layer, first spacer layer, second spacer layer, a cooling tube, no. two cooling tubes and edge sealing area, first heat-conducting layer sets up in polypropylene film base member top, the second heat-conducting layer sets up in polypropylene film base member bottom, first spacer layer fixed connection is between first heat-conducting layer and polypropylene film base member, second spacer layer fixed connection is between second heat-conducting layer and polypropylene film base member, first spacer layer and second spacer layer cross-sectional shape are the wave, no. one cooling tube fixed connection is in the trough department of first spacer layer, no. two cooling tube both ends extend to first spacer layer both sides outside respectively, no. two cooling tube fixed connection are in the trough department of second spacer layer, no. two cooling tube both ends extend to second spacer layer both sides outside respectively.
Preferably, the first metal vapor deposition layer is fixedly connected to the top of the first heat conduction layer, the second metal vapor deposition layer is fixedly connected to the bottom of the second heat conduction layer, heat on the first metal vapor deposition layer is rapidly guided between the first spacing layer and the polypropylene film substrate through the first heat conduction layer, and heat on the second metal vapor deposition layer is rapidly guided between the second spacing layer and the polypropylene film substrate through the second heat conduction layer.
Preferably, the edge sealing strip is wrapped on the outer sides of the polypropylene film substrate, the first metal vapor deposition layer, the second metal vapor deposition layer, the first heat conduction layer, the second heat conduction layer, the first spacing layer and the second spacing layer, and the two ends of the first radiating tube and the two ends of the second radiating tube are arranged through the edge sealing strip, so that external air can conveniently enter the two ends of the first radiating tube and the two radiating tubes.
Preferably, the first through holes are formed in the two ends, extending to the outside of the first spacing layer, of the first radiating pipe and the two ends, extending to the outside of the second spacing layer, of the second radiating pipe, and external air can enter the first radiating pipe and the second radiating pipe through the first through holes.
Preferably, the top of the first radiating pipe and the second radiating pipe are provided with second through holes, the number of the second through holes is multiple, the second through holes are uniformly distributed, and outside air enters between the first spacing layer and the polypropylene film substrate and between the second spacing layer and the polypropylene film substrate through the second through holes after entering the first radiating pipe and the second radiating pipe, and exchanges heat with the capacitor film.
Preferably, the first heat conducting layer and the second heat conducting layer are made of graphene materials, so that rapid heat conduction can be realized.
Preferably, the first radiating pipe and the second radiating pipe are both made of carbon fiber pipes, and have the excellent performances of high strength, long service life, corrosion resistance, light weight, stable size and heat conduction.
Preferably, the number of the first radiating pipes and the number of the second radiating pipes are all set to be a plurality of, and the first radiating pipes and the second radiating pipes are distributed in a linear array.
In the technical scheme, the utility model has the technical effects and advantages that:
heat is guided to be collected between the first spacing layer and the polypropylene film matrix through the first heat conduction layer, heat is guided to be collected between the second spacing layer and the polypropylene film matrix through the second heat conduction layer, external air is guided into the space between the first spacing layer and the polypropylene film matrix and between the second spacing layer and the polypropylene film matrix through the first radiating pipe and the second radiating pipe, the auxiliary capacitor film exchanges heat with the external air, and the heat dissipation effect of the capacitor film is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of a first view angle according to the present utility model;
FIG. 2 is a schematic view of the overall structure of a second view angle according to the present utility model;
FIG. 3 is a cross-sectional view of the structure of the present utility model;
FIG. 4 is a schematic view of a first spacer layer and a first heat pipe according to the present utility model;
fig. 5 is a schematic structural diagram of a second radiating pipe according to the present utility model.
Reference numerals illustrate:
1. a polypropylene film substrate; 2. a first metal deposition layer; 3. a second metal deposition layer; 4. a first heat conductive layer; 5. a second heat conductive layer; 6. a first spacer layer; 7. a second spacer layer; 8. a first radiating pipe; 9. a second radiating pipe; 10. edge sealing tape; 11. a first through hole; 12. and a second through hole.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
The utility model provides a capacitor film with a heat dissipation effect for laminated capacitor production, which is shown in fig. 1-5, and comprises a polypropylene film substrate 1, a first metal vapor deposition layer 2, a second metal vapor deposition layer 3, a first heat conduction layer 4, a second heat conduction layer 5, a first spacing layer 6, a second spacing layer 7, a first heat dissipation pipe 8, a second heat dissipation pipe 9 and an edge sealing belt 10, wherein the first heat conduction layer 4 is arranged at the top of the polypropylene film substrate 1, the second heat conduction layer 5 is arranged at the bottom of the polypropylene film substrate 1, the first spacing layer 6 is fixedly connected between the first heat conduction layer 4 and the polypropylene film substrate 1, the second spacing layer 7 is fixedly connected between the second heat conduction layer 5 and the polypropylene film substrate 1, the cross sections of the first spacing layer 6 and the second spacing layer 7 are all wavy, the first heat dissipation pipe 8 is fixedly connected at the trough of the first spacing layer 6, the two ends of the first heat dissipation pipe 8 are respectively extended to the outer parts of the two sides of the first spacing layer 6, the second heat dissipation pipe 9 is fixedly connected at the positions of the second spacing layer 7, the two ends of the second heat dissipation pipe 9 are respectively extended to the outer parts of the trough of the second spacing layer 7.
The first metal vapor layer 2 is fixedly connected to the top of the first heat conduction layer 4, and the second metal vapor layer 3 is fixedly connected to the bottom of the second heat conduction layer 5.
The edge sealing strip 10 is wrapped on the outer sides of the polypropylene film substrate 1, the first metal vapor deposition layer 2, the second metal vapor deposition layer 3, the first heat conduction layer 4, the second heat conduction layer 5, the first spacing layer 6 and the second spacing layer 7, and both ends of the first radiating pipe 8 and both ends of the second radiating pipe 9 are all arranged through the edge sealing strip 10.
The two ends of the first radiating pipe 8 extending to the outside of the first spacing layer 6 and the two ends of the second radiating pipe 9 extending to the outside of the second spacing layer 7 are respectively provided with a first through hole 11.
The tops of the first radiating pipe 8 and the second radiating pipe 9 are respectively provided with a second through hole 12, the number of the second through holes 12 is multiple, and the second through holes 12 are uniformly distributed.
The first heat conducting layer 4 and the second heat conducting layer 5 are both made of graphene materials.
The first radiating pipe 8 and the second radiating pipe 9 are both made of carbon fiber pipes.
The number of the first radiating pipes 8 and the number of the second radiating pipes 9 are all set to be a plurality of, and the number of the first radiating pipes 8 and the number of the second radiating pipes 9 are all distributed in a linear array.
The working principle of the utility model is as follows:
referring to fig. 1-5 of the specification, in the application of the utility model, a first radiating pipe 8 is fixed at the trough of a first spacing layer 6, a second radiating pipe 9 is fixed at the trough of a second spacing layer 7, then the first spacing layer 6 is fixed at the top of a polypropylene film substrate 1, the second spacing layer 7 is fixed at the bottom of the polypropylene film substrate 1, then a first heat conducting layer 4 is arranged at the top of the first spacing layer 6, a second heat conducting layer 5 is arranged at the bottom of the second spacing layer 7, then a first metal vapor plating layer 2 is arranged at the top of the first heat conducting layer 4, then a second metal vapor plating layer 3 is arranged at the bottom of the second heat conducting layer 5, finally the polypropylene film substrate 1, the first metal vapor plating layer 2, the second metal vapor plating layer 3, the first heat conducting layer 4, the second heat conducting layer 5, the first spacing layer 6 and the second spacing layer 7 are wrapped by an edge sealing tape 10, the two ends of the first radiating pipe 8 and the two ends of the second radiating pipe 9 penetrate through the edge sealing tape 10 and extend out, the capacitor films are stacked and wound to form a capacitor, when the capacitor works, heat is generated between the capacitor films, the heat on the first metal vapor deposition layer 2 is guided between the first spacing layer 6 and the polypropylene film substrate 1 through the first heat conduction layer 4, the heat on the second metal vapor deposition layer 3 is guided between the second spacing layer 7 and the polypropylene film substrate 1 through the second heat conduction layer 5, external air can enter the first radiating pipe 8 and the second radiating pipe 9 through the first through hole 11 and enter the first spacing layer 6 and the polypropylene film substrate 1 and between the second spacing layer 7 and the polypropylene film substrate 1 through the second through hole 12, after heat exchange is completed, hot air is discharged outwards through the first radiating pipe 8 and the second radiating pipe 9, the heat on the capacitor film is guided to be collected through the first heat conduction layer 4 and the second heat conduction layer 5, and the heat exchange between the capacitor film and the outside air is assisted through the first radiating pipe 8 and the second radiating pipe 9, so that the heat dissipation effect of the capacitor film is improved.
Claims (8)
1. The utility model provides a range upon range of capacitor production with radiating effect is with electric capacity film, includes polypropylene film base member (1), first metal steaming layer (2), second metal steaming layer (3), first heat conduction layer (4), second heat conduction layer (5), first spacer layer (6), second spacer layer (7), cooling tube (8), cooling tube (9) and edge sealing area (10), its characterized in that: the heat-conducting structure is characterized in that the first heat-conducting layer (4) is arranged at the top of the polypropylene film substrate (1), the second heat-conducting layer (5) is arranged at the bottom of the polypropylene film substrate (1), the first spacing layer (6) is fixedly connected between the first heat-conducting layer (4) and the polypropylene film substrate (1), the second spacing layer (7) is fixedly connected between the second heat-conducting layer (5) and the polypropylene film substrate (1), the cross section shapes of the first spacing layer (6) and the second spacing layer (7) are all wavy, the first radiating pipe (8) is fixedly connected at the trough of the first spacing layer (6), the two ends of the first radiating pipe (8) are respectively extended to the outside of the two sides of the first spacing layer (6), the second radiating pipe (9) is fixedly connected at the trough of the second spacing layer (7), and the two ends of the second radiating pipe (9) are respectively extended to the outside of the two sides of the second spacing layer (7).
2. The heat dissipation capacitor film for laminated capacitor production according to claim 1, wherein: the first metal vapor layer (2) is fixedly connected to the top of the first heat conduction layer (4), and the second metal vapor layer (3) is fixedly connected to the bottom of the second heat conduction layer (5).
3. The heat dissipation capacitor film for laminated capacitor production according to claim 1, wherein: the edge sealing strip (10) is wrapped on the outer sides of the polypropylene film substrate (1), the first metal vapor deposition layer (2), the second metal vapor deposition layer (3), the first heat conduction layer (4), the second heat conduction layer (5), the first spacing layer (6) and the second spacing layer (7), and both ends of the first radiating tube (8) and both ends of the second radiating tube (9) are arranged through the edge sealing strip (10).
4. The heat dissipation capacitor film for laminated capacitor production according to claim 1, wherein: the first through holes (11) are formed in the two ends, extending to the outside of the first spacing layer (6), of the first radiating pipe (8) and the two ends, extending to the outside of the second spacing layer (7), of the second radiating pipe (9).
5. The heat dissipation capacitor film for laminated capacitor production according to claim 1, wherein: the top of cooling tube (8) and cooling tube (9) No. two has all seted up second through-hole (12), second through-hole (12) quantity is established to a plurality of, and a plurality of second through-hole (12) evenly distributed.
6. The heat dissipation capacitor film for laminated capacitor production according to claim 1, wherein: the first heat conduction layer (4) and the second heat conduction layer (5) are made of graphene materials.
7. The heat dissipation capacitor film for laminated capacitor production according to claim 1, wherein: the first radiating pipe (8) and the second radiating pipe (9) are both made of carbon fiber pipes.
8. The heat dissipation capacitor film for laminated capacitor production according to claim 1, wherein: the number of the first radiating pipes (8) and the number of the second radiating pipes (9) are multiple, and the number of the first radiating pipes (8) and the number of the second radiating pipes (9) are all distributed in a linear array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320766747.2U CN219677066U (en) | 2023-04-10 | 2023-04-10 | Capacitor film with heat dissipation effect for production of laminated capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320766747.2U CN219677066U (en) | 2023-04-10 | 2023-04-10 | Capacitor film with heat dissipation effect for production of laminated capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219677066U true CN219677066U (en) | 2023-09-12 |
Family
ID=87919200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320766747.2U Active CN219677066U (en) | 2023-04-10 | 2023-04-10 | Capacitor film with heat dissipation effect for production of laminated capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219677066U (en) |
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2023
- 2023-04-10 CN CN202320766747.2U patent/CN219677066U/en active Active
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