CN220856351U - Capacitive film for manufacturing folding capacitor - Google Patents
Capacitive film for manufacturing folding capacitor Download PDFInfo
- Publication number
- CN220856351U CN220856351U CN202322329414.6U CN202322329414U CN220856351U CN 220856351 U CN220856351 U CN 220856351U CN 202322329414 U CN202322329414 U CN 202322329414U CN 220856351 U CN220856351 U CN 220856351U
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- Prior art keywords
- electrode
- strip
- folding
- layer
- capacitor
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- 239000003990 capacitor Substances 0.000 title claims abstract description 47
- 238000004519 manufacturing process Methods 0.000 title abstract description 14
- 229910052751 metal Inorganic materials 0.000 claims abstract description 28
- 239000002184 metal Substances 0.000 claims abstract description 28
- 238000010008 shearing Methods 0.000 claims description 19
- 230000008020 evaporation Effects 0.000 claims description 14
- 238000001704 evaporation Methods 0.000 claims description 14
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 12
- 229910052782 aluminium Inorganic materials 0.000 claims description 12
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 12
- 229910052725 zinc Inorganic materials 0.000 claims description 12
- 239000011701 zinc Substances 0.000 claims description 12
- 238000000889 atomisation Methods 0.000 claims description 4
- 238000005507 spraying Methods 0.000 abstract description 11
- 239000010408 film Substances 0.000 description 29
- 238000007740 vapor deposition Methods 0.000 description 22
- 238000004070 electrodeposition Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/13—Energy storage using capacitors
Landscapes
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
The utility model discloses a capacitance film for manufacturing a folding capacitor, which comprises a strip-shaped organic film, electrode combination layers and combination metal layers, wherein the strip-shaped organic film is arranged on the electrode combination layers; the electrode combination layer comprises a longitudinal strip electrode and two electrode connecting layers; each folding notch line group is arranged on the upper side surface and the lower side surface of the strip-shaped organic film; two electrode positioning structures are arranged on the two side length edges of the strip-shaped organic film. The capacitor film is electrically connected with the two electrode combination layers on the left side and the right side respectively through the two electrode connection layers by utilizing the longitudinal strip electrode, so that the conductivity of the longitudinal strip electrode is fully utilized; the electrode positioning structure is utilized to conveniently position the electrode column of the capacitor, so that metal spraying fixation of the folding end face is convenient; the longitudinal strip-shaped electrode can be folded to the position of the folding end face conveniently by utilizing the folding score line group, so that the conductive contact surface during folding metal spraying is enhanced, and the conductive performance is ensured.
Description
Technical Field
The utility model relates to a capacitor film, in particular to a capacitor film for manufacturing a folding capacitor.
Background
At present, the structure of the existing capacitor film is fixed, a metal layer is only evaporated on an organic film, when the folding capacitor is manufactured, the capacitor film is required to be folded, metal spraying is carried out at the folding position, and finally the metal spraying position is electrically connected with an electrode column of the capacitor. However, the contact area between the existing folding mode and the metal spraying at the folding position is too small. Therefore, it is necessary to design a capacitor film for manufacturing a folding capacitor, which has good conductivity at the electrode position when manufacturing the folding capacitor.
Disclosure of utility model
The utility model aims to: a capacitor film for manufacturing a folding capacitor is provided, which can have good conductivity at the electrode position when manufacturing the folding capacitor.
The technical scheme is as follows: the utility model relates to a capacitance film for manufacturing a folding capacitor, which comprises a strip-shaped organic film, each electrode combination layer and each combination metal layer; the electrode combination layer comprises a longitudinal strip electrode and two electrode connecting layers; each folding score line group is longitudinally arranged on the upper side surface and the lower side surface of the strip-shaped organic film at equal intervals, the positions of each folding score line group on the upper side surface and the lower side surface correspond to each other, and each folding score line group divides the upper side and the lower side into each evaporation area; taking every two adjacent evaporation areas as a combined area, longitudinally arranging longitudinal strip electrodes of each electrode combined layer at a folding score line group in the middle of each combined area, and mutually staggering the positions of the longitudinal strip electrodes on the upper side surface and the lower side surface; each combined metal layer is respectively arranged on each evaporation area and is electrically connected with the longitudinal strip-shaped electrode in the corresponding combined area through the electrode connecting layer; each shearing alignment notch is arranged at intervals on the length edge of the strip-shaped organic film; two electrode positioning structures are arranged on the length edges of two sides of the strip-shaped organic film and positioned in the middle between two adjacent shearing alignment notches, and the four electrode positioning structures are respectively positioned at the end parts of the longitudinal strip-shaped electrode on one upper side and the longitudinal strip-shaped electrode on one lower side which are adjacent in the transverse position; the electrode positioning structure is two strip-shaped slits which are transversely arranged in parallel, and longitudinal notches which extend to the length edges of the strip-shaped organic thin films are longitudinally arranged at positions close to the two ends of the strip-shaped slits, so that limit raised strips which are convenient to pull are formed between the two strip-shaped slits and are used for sleeving and limiting electrode columns of the capacitor.
Further, the folding score line group comprises two laser folding scores which are longitudinally parallel, and the longitudinal strip-shaped electrode is positioned between the two laser folding scores.
Further, each shearing alignment notch is arranged on the two side length edges of the strip-shaped organic film at intervals, and the shearing alignment notches on the two side length edges correspond to each other in transverse position.
Further, the combined metal layer comprises a rectangular zinc vapor deposition layer and a rectangular aluminum vapor deposition layer, the rectangular zinc vapor deposition layer is covered on the rectangular aluminum vapor deposition layer, and the area of the rectangular zinc vapor deposition layer is the same as that of the rectangular aluminum vapor deposition layer.
Further, atomizing layers are arranged on the upper side surface and the lower side surface of the strip-shaped organic film; each electrode combination layer and each combined metal layer are arranged on the atomization layer.
Compared with the prior art, the utility model has the beneficial effects that: the longitudinal strip electrode is respectively and simultaneously electrically connected with the two electrode combination layers at the left side and the right side through the two electrode connection layers, so that the conductivity of the longitudinal strip electrode is fully utilized; the shearing alignment notch is utilized to facilitate shearing of the segmented strip-shaped organic film, so that each folding capacitor is manufactured; the electrode positioning structure is utilized to conveniently position the electrode column of the capacitor, so that metal spraying fixation of the folding end face is convenient; the longitudinal strip-shaped electrode can be conveniently folded to the position of the folding end face by utilizing the folding score line group, so that the conductive contact surface during folding metal spraying is enhanced, and the conductive performance is ensured; the positions of the longitudinal strip electrodes on the upper side face and the lower side face are staggered, so that the longitudinal strip electrodes on the lower side face after folding and the longitudinal strip electrodes on the upper side face are respectively positioned on the left side end face and the right side end face after folding, and the positive electrode and the negative electrode of the capacitor are separated; the two strip-shaped gaps are arranged in parallel side by side, so that limit convex strips convenient to pull can be formed, the interpenetration limit of the electrode columns of the capacitor is realized, and the stable metal spraying operation is convenient; the longitudinal notch can be convenient for open the notch when the spacing raised line is pulled, so that the spacing raised line can protrude out of the folded end face, and the electrode column of the capacitor can be conveniently inserted.
Drawings
FIG. 1 is a schematic top view of a segment of the present utility model;
FIG. 2 is a schematic diagram of a front view of a fragment according to the present utility model;
FIG. 3 is a schematic view of a folded state structure of the present utility model;
fig. 4 is a schematic view of a structure of a limit protrusion in a folded state of the present utility model.
Detailed Description
The technical scheme of the present utility model will be described in detail with reference to the accompanying drawings, but the scope of the present utility model is not limited to the embodiments.
Example 1:
As shown in fig. 1 to 4, the capacitive film for manufacturing a folding capacitor according to the present disclosure includes: a stripe-shaped organic film 1, each electrode combination layer, and each combination metal layer; the electrode combination layer comprises a longitudinal strip electrode 3 and two electrode connecting layers 4; each folding score line group is longitudinally arranged on the upper side surface and the lower side surface of the strip-shaped organic film 1 at equal intervals, the positions of each folding score line group on the upper side surface and the lower side surface correspond to each other, and each vapor deposition area is divided into the upper side and the lower side by each folding score line group; taking every two adjacent evaporation areas as a combined area, longitudinally arranging the longitudinal strip-shaped electrodes 3 of each electrode combined layer at the folding score line groups in the middle of each combined area, and mutually staggering the positions of the longitudinal strip-shaped electrodes 3 on the upper side surface and the lower side surface; each combined metal layer is respectively arranged on each evaporation area and is electrically connected with the longitudinal strip electrode 3 in the corresponding combined area through the electrode connecting layer 4; each shearing alignment notch 11 is arranged at intervals on the length edge of the strip-shaped organic film 1; two electrode positioning structures are arranged on the length edges of two sides of the strip-shaped organic film 1 and positioned in the middle between two adjacent shearing alignment notches 11, and the four electrode positioning structures are respectively positioned at the end positions of the longitudinal strip-shaped electrode 3 on one upper side and the longitudinal strip-shaped electrode 3 on one lower side which are adjacent in the transverse position; the electrode positioning structure is two strip-shaped slits 8 which are transversely arranged in parallel, and longitudinal notches 7 which extend to the length edges of the strip-shaped organic film 1 are longitudinally arranged at positions close to two ends of the strip-shaped slits 8, so that a limit raised strip 9 which is convenient to pull is formed between the two strip-shaped slits 8 and used for sleeving and limiting electrode columns of the capacitor.
The longitudinal strip electrode 3 is used for being respectively and simultaneously electrically connected with the two electrode combination layers on the left side and the right side through the two electrode connection layers 4, so that the conductivity of the longitudinal strip electrode 3 is fully utilized; the segmented strip-shaped organic film 1 can be conveniently sheared by utilizing the shearing alignment notch 11, so that each folding capacitor is manufactured; the electrode positioning structure is utilized to conveniently position the electrode column of the capacitor, so that metal spraying fixation of the folding end face is convenient; the longitudinal strip electrode 3 can be conveniently folded to the position of the folding end face by utilizing the folding score line group, so that the conductive contact surface during folding metal spraying is enhanced, and the conductive performance is ensured; the positions of the longitudinal strip electrodes 3 on the upper side and the lower side are staggered, so that the longitudinal strip electrodes 3 on the lower side after folding and the longitudinal strip electrodes 3 on the upper side are respectively positioned on the left side end face and the right side end face after folding, and the positive electrode and the negative electrode of the capacitor are separated; the two strip-shaped gaps 8 are arranged in parallel side by side, so that limit convex strips 9 which are convenient to pull can be formed, the interpenetration limit of the electrode columns of the capacitor is realized, and the stable metal spraying operation is convenient; the longitudinal notch 7 is utilized to facilitate the notch opening when the limiting raised strips 9 are pulled, so that the limiting raised strips 9 can protrude out of the folded end faces, and the electrode columns of the capacitor can be conveniently inserted.
Further, the folding score line set includes two laser folding scores 10 longitudinally parallel, and the longitudinal strip electrode 3 is located between the two laser folding scores 10. Two laser folding scores 10 are arranged on the left side and the right side of the longitudinal strip electrode 3, so that the longitudinal strip electrode 3 can be folded on the end face smoothly, and the conductivity of the longitudinal strip electrode 3 is ensured.
Further, each shearing alignment notch 11 is arranged on the two side length edges of the strip-shaped organic film 1 at intervals, and the shearing alignment notches 11 on the two side length edges correspond to each other in transverse position. The shearing contraposition notch 11 is arranged on two sides, so that contraposition shearing from any side is facilitated, and convenience of shearing operation is enhanced.
Further, the combined metal layer comprises a rectangular zinc vapor deposition layer 5 and a rectangular aluminum vapor deposition layer 6 which are laminated, the rectangular zinc vapor deposition layer 5 is covered on the rectangular aluminum vapor deposition layer 6, and the area of the rectangular zinc vapor deposition layer 5 is the same as the area of the rectangular aluminum vapor deposition layer 6. The thickness of the rectangular zinc vapor deposition layer 3 is 8-12 μm, preferably 10 μm; the rectangular aluminum vapor deposition layer 12 has a thickness of 8 to 10. Mu.m, preferably 8. Mu.m.
Further, atomizing layers 2 are arranged on the upper side surface and the lower side surface of the strip-shaped organic film 1; each electrode combination layer and each combination metal layer are provided on the atomizing layer 2. The atomization layer 2 can be used for enhancing the adhesive force of each electrode combination layer and each combination metal layer on the strip-shaped organic film 1, preventing the metal layer from peeling off in the folding manufacturing process, and enhancing the reliability of manufacturing the folding capacitor.
Further, the longitudinal stripe electrodes 3 and the electrode connecting layer 4 are made of the same material, and are copper plating layers superior to zinc and aluminum in conductivity, and the thickness of the longitudinal stripe electrodes 3 is 22 to 24 μm, preferably 22 μm, and the thickness of the electrode connecting layer 4 is 16 to 20 μm, preferably 18 μm.
When the capacitor film for manufacturing the folding capacitor is used for manufacturing the folding capacitor, the rectangular zinc vapor deposition layer 5, the rectangular aluminum vapor deposition layer 6, the longitudinal strip electrode 3 and the electrode connecting layer 4 are all formed by vapor deposition in a vacuum vapor deposition mode, the vapor deposition shapes are all formed by adhering vapor deposition shielding layers in advance, and the thickness of a coating is controlled by vapor deposition time.
After the strip-shaped organic film 1 is cut in sections along the shearing alignment notch 11, the strip-shaped organic film 1 is folded in a continuous Z shape by utilizing each folding score line group, so that each longitudinal strip-shaped electrode 3 on the upper side is folded onto the right side end surface, and each longitudinal strip-shaped electrode 3 on the lower side is folded onto the left side end surface; then, the two limit convex strips 9 at the left end face are pulled out of the end face to form a left limit collar sleeve, the electrode column of the left capacitor is inserted into the two left limit collar sleeves, at the moment, the electrode column of the capacitor is close to the longitudinal strip electrode 3, and the electrode column of the right capacitor is installed in the same way; after the electrode columns of the capacitors on the two sides are installed and positioned, metal is sprayed on the end face, so that each longitudinal strip electrode 3 on the end face can have good conductive contact performance with the electrode column of the capacitor on the corresponding side.
As described above, although the present utility model has been shown and described with reference to certain preferred embodiments, it is not to be construed as limiting the utility model itself. Various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (5)
1. A capacitive film for use in making a folded capacitor, comprising: comprises a strip-shaped organic film (1), each electrode combination layer and each combination metal layer; the electrode combination layer comprises a longitudinal strip electrode (3) and two electrode connecting layers (4); each folding score line group is longitudinally arranged on the upper side surface and the lower side surface of the strip-shaped organic film (1) at equal intervals, the positions of each folding score line group on the upper side surface and the lower side surface correspond to each other, and each folding score line group divides the upper side and the lower side into each evaporation area; taking every two adjacent evaporation areas as a combined area, longitudinally arranging longitudinal strip electrodes (3) of each electrode combined layer at a folding score line group in the middle of each combined area, and mutually staggering the positions of the longitudinal strip electrodes (3) on the upper side surface and the lower side surface; each combined metal layer is respectively arranged on each evaporation area and is electrically connected with the longitudinal strip electrode (3) in the corresponding combined area through the electrode connecting layer (4); each shearing alignment notch (11) is arranged at intervals on the length edge of the strip-shaped organic film (1); two electrode positioning structures are arranged on the length edges of two sides of the strip-shaped organic film (1) and positioned in the middle between two adjacent shearing alignment notches (11), and the four electrode positioning structures are respectively positioned at the end positions of the longitudinal strip-shaped electrode (3) on one upper side and the longitudinal strip-shaped electrode (3) on one lower side which are adjacent in the transverse position; the electrode positioning structure is two strip-shaped slits (8) which are transversely arranged in parallel, and longitudinal notches (7) which extend to the length edges of the strip-shaped organic films (1) are longitudinally arranged at positions close to the two ends of the strip-shaped slits (8), so that limit raised strips (9) which are convenient to pull are formed between the two strip-shaped slits (8) and are used for sleeving and limiting electrode columns of the capacitor.
2. The capacitive film for making a folding capacitor of claim 1 wherein: the folding score line group comprises two laser folding scores (10) which are longitudinally parallel, and the longitudinal strip-shaped electrode (3) is positioned between the two laser folding scores (10).
3. The capacitive film for making a folding capacitor of claim 1 wherein: each shearing alignment notch (11) is arranged on the length edges of the two sides of the strip-shaped organic film (1) at intervals, and the shearing alignment notches (11) on the length edges of the two sides correspond to each other in transverse position.
4. The capacitive film for making a folding capacitor of claim 1 wherein: the combined metal layer comprises a rectangular zinc evaporation layer (5) and a rectangular aluminum evaporation layer (6) which are laminated, the rectangular zinc evaporation layer (5) is covered on the rectangular aluminum evaporation layer (6), and the area of the rectangular zinc evaporation layer (5) is the same as that of the rectangular aluminum evaporation layer (6).
5. The capacitive film for making a folding capacitor of claim 1 wherein: an atomization layer (2) is arranged on the upper side surface and the lower side surface of the strip-shaped organic film (1); each electrode combination layer and each combination metal layer are arranged on the atomization layer (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322329414.6U CN220856351U (en) | 2023-08-29 | 2023-08-29 | Capacitive film for manufacturing folding capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322329414.6U CN220856351U (en) | 2023-08-29 | 2023-08-29 | Capacitive film for manufacturing folding capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220856351U true CN220856351U (en) | 2024-04-26 |
Family
ID=90739431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322329414.6U Active CN220856351U (en) | 2023-08-29 | 2023-08-29 | Capacitive film for manufacturing folding capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220856351U (en) |
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2023
- 2023-08-29 CN CN202322329414.6U patent/CN220856351U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |