CN216980349U - Capacitance film convenient to fold - Google Patents
Capacitance film convenient to fold Download PDFInfo
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- CN216980349U CN216980349U CN202122710834.XU CN202122710834U CN216980349U CN 216980349 U CN216980349 U CN 216980349U CN 202122710834 U CN202122710834 U CN 202122710834U CN 216980349 U CN216980349 U CN 216980349U
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Abstract
The utility model discloses a capacitor film convenient to fold, which comprises a strip-shaped organic film and rectangular plating units; each rectangular plating layer unit is distributed on the atomizing layer on the upper side and the lower side of each film folding section, and each narrow strip connecting layer is electrically connected between each adjacent rectangular plating layer units; two rectangular convex edges are arranged on the rear side edge of the strip-shaped organic film and in the middle of each film cutting unit; two electrode connecting layers extending to the corresponding side faces of the rectangular convex edges are arranged at the side edges of the strip-shaped electrode layers. The capacitor thin film convenient to fold can relatively clamp the capacitor electrode column during folding by utilizing the two electrode connecting layers arranged on the rectangular convex edge, so that the electric connection performance of the capacitor electrode column is ensured; the capacitor electrode columns are correspondingly arranged through the two rectangular convex edges arranged at the same side, so that the box-type folding capacitor with the same side for outgoing lines can be produced.
Description
Technical Field
The utility model relates to a capacitor film, in particular to a capacitor film convenient to fold.
Background
At present, the structure of the existing capacitor film is fixed, and only a rectangular metal film is evaporated on an organic film, but because the thickness of the metal film is limited, the metal film is possibly separated or damaged during folding production, and the reliability of the capacitor is reduced. Therefore, it is necessary to design a capacitor film that is easy to fold, has good reliability, and prolongs the service life of the capacitor.
Disclosure of Invention
Utility model purpose: the capacitor film convenient to fold is provided, has better reliability, and prolongs the service life of the capacitor.
The technical scheme is as follows: the utility model relates to a capacitor film convenient to fold, which comprises a strip-shaped organic film and rectangular plating units; the upper side surface and the lower side surface of the strip-shaped organic film are both provided with atomizing layers for enhancing the adhesive force; longitudinal laser nicks are longitudinally arranged on the atomizing layers on the upper side and the lower side at equal intervals, and the positions of the longitudinal laser nicks on the upper side and the lower side correspond to each other and are used for dividing the strip-shaped organic film into film cutting units; strip-shaped electrode layers are transversely arranged at the rear edges of the upper side surface and the lower side surface of each film cutting unit; the upper side surface and the lower side surface of each film cutting unit are longitudinally provided with each branch conductive strip at equal intervals for dividing the film cutting unit into each film folding interval; one end part of each branch conductive strip is electrically connected with the strip-shaped electrode layer on the corresponding side surface, and the other end part of each branch conductive strip is electrically connected through the transverse connecting strip; each rectangular coating unit is distributed on the atomizing layer on the upper side and the lower side of each film folding interval in an array manner, each narrow strip connecting layer is electrically connected between each adjacent rectangular coating unit, and the upper position and the lower position of each rectangular coating unit on the upper side and the lower side correspond to each other; each rectangular plating layer unit is electrically connected with the adjacent strip electrode layer, the branch conductive strips and the transverse connecting strips through each narrow strip connecting layer; two rectangular convex edges are arranged on the rear side edge of the strip-shaped organic film and in the middle of each film cutting unit, and the two rectangular convex edges are respectively positioned at two folding edges of the same film folding interval; two electrode connecting layers extending to the corresponding side faces of the rectangular convex edges are arranged at the side edges of the strip-shaped electrode layers.
Furthermore, electrode folding nicks are arranged on the rectangular convex edge between the two electrode connecting layers, and the electrode folding nicks correspond to the folding edges of the film folding interval.
Further, a rectangular electrode hole is provided on the rectangular convex edge and at an end of one electrode connection layer.
Furthermore, the rectangular plating layer unit is formed by laminating a rectangular aluminum evaporation plating layer and a rectangular zinc evaporation plating layer, the rectangular zinc evaporation plating layer covers the rectangular aluminum evaporation plating layer, and the area of the rectangular zinc evaporation plating layer is the same as that of the rectangular aluminum evaporation plating layer.
Furthermore, a U-shaped positioning notch is formed in the front edge and the rear edge of the strip-shaped organic film and is located at each longitudinal laser nick.
Furthermore, film folding nicks are longitudinally arranged in each film folding interval and close to the side edges of the branch conducting strips.
Compared with the prior art, the utility model has the beneficial effects that: the adhesive force of the strip electrode layer, the branch conductive strips, the narrow strip connecting layer, the transverse connecting strips and the rectangular plating units can be enhanced by utilizing the atomizing layer, so that the separation in the folding manufacturing process of the capacitor is prevented; the strip electrode layer, the branch conductive strips and the transverse connecting strips are encircled to form a film folding interval, and the film folding interval is electrically connected with the rectangular plating units through the narrow strip connecting layer, so that the electric connection performance of each rectangular plating unit can be effectively enhanced, and the reliability of manufacturing a folding capacitor is ensured; the two electrode connecting layers arranged on the rectangular convex edge can be used for relatively clamping the capacitor electrode column when being folded, so that the electric connection performance of the capacitor electrode column is ensured; the strip-shaped organic film can be conveniently folded and cut into each film cutting unit by utilizing each longitudinal laser nick; the narrow strip connecting layers can be used for realizing the electric connection between each adjacent rectangular plating layer unit, and the narrow strip connecting layers can be fused in time when each rectangular plating layer unit is broken down, so that the safety of the capacitor in use is ensured; the capacitor electrode columns are correspondingly arranged through the two rectangular convex edges arranged at the same side, so that the box-type folding capacitor with the same side for outgoing lines can be produced.
Drawings
FIG. 1 is a schematic top view of a film cutting unit according to the present invention;
fig. 2 is a schematic sectional view at a-a in fig. 1.
Detailed Description
The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the embodiments.
As shown in fig. 1 and 2, the present invention discloses a capacitor film which is easy to fold, comprising: a strip-shaped organic film 1 and each rectangular plating unit; the upper side surface and the lower side surface of the strip-shaped organic film 1 are both provided with an atomizing layer 2 for enhancing the adhesive force; longitudinal laser nicks 12 are longitudinally arranged on the atomizing layers 2 on the upper side and the lower side at equal intervals, and the positions of the longitudinal laser nicks 12 on the upper side and the lower side correspond to each other and are used for dividing the strip-shaped organic film 1 into film cutting units; strip-shaped electrode layers 8 are transversely arranged at the rear edges of the upper side surface and the lower side surface of each film cutting unit; the upper side surface and the lower side surface of each film cutting unit are longitudinally provided with branch conducting bars 7 at equal intervals for dividing the film cutting unit into film folding sections; one end of each branch conductive strip 7 is electrically connected with the strip-shaped electrode layer 8 on the corresponding side, and the other end of each branch conductive strip 7 is electrically connected through a transverse connecting strip 15; each rectangular plating layer unit is distributed on the atomizing layer 2 at the upper side and the lower side of each film folding interval in an array manner, each narrow connecting layer 5 is electrically connected between each adjacent rectangular plating layer units, and the upper position and the lower position of each rectangular plating layer unit on the upper side and the lower side correspond to each other; each rectangular plating layer unit is electrically connected with the adjacent strip-shaped electrode layer 8, the branch conductive strips 7 and the transverse connecting strips 15 through each narrow strip connecting layer 5; two rectangular convex edges 6 are arranged on the rear side edge of the strip-shaped organic film 1 and in the middle of each film cutting unit, and the two rectangular convex edges 6 are respectively positioned at two folding edges of the same film folding interval; two electrode connecting layers 9 extending to the corresponding side surfaces of the rectangular convex edges 6 are arranged at the side edges of the strip-shaped electrode layers 8.
The adhesive force of the strip-shaped electrode layer 8, the branch conductive strips 7, the narrow strip connecting layer 5, the transverse connecting strips 15 and the rectangular plating units can be enhanced by utilizing the atomizing layer 2, so that the separation of the capacitor in the folding manufacturing process is prevented; the strip electrode layer 8, the branch conductive strips 7 and the transverse connecting strips 15 are encircled to form a film folding interval, and the film folding interval is electrically connected with the rectangular plating units through the strip connecting layer 5, so that the electrical connection performance of each rectangular plating unit can be effectively enhanced, and the reliability of manufacturing a folding capacitor is ensured; the two electrode connecting layers 9 arranged on the rectangular convex edge 6 can be used for relatively clamping the capacitor electrode column during folding, so that the electric connection performance of the capacitor electrode column is ensured; the strip-shaped organic film 1 can be conveniently folded and cut into each film cutting unit by utilizing each longitudinal laser nick 12; the narrow connecting layers 5 can be used for realizing the electric connection between each adjacent rectangular plating layer unit, and the narrow connecting layers 5 can be fused in time when each rectangular plating layer unit is broken down, so that the safety of the capacitor in use is ensured; the capacitor electrode posts are correspondingly arranged through the two rectangular convex edges 6 arranged at the same side, so that the box-type folding capacitor with the outgoing lines at the same side can be produced; the rectangular convex edge 6 is arranged at the folding edge so as to clamp the capacitance electrode column between the electrode connecting layers 9 at two sides when the capacitor electrode column is folded, and the electric connection performance is enhanced.
Further, an electrode folding nick 11 is disposed on the rectangular convex edge 6 between the two electrode connection layers 9, and the electrode folding nick 11 corresponds to the folding edge of the film folding region.
The use of each electrode folding indentation 11 can facilitate the alignment folding of the rectangular flange 6, thereby allowing the two electrode connection layers 9 to clamp the capacitor electrode pillars relatively.
Further, a rectangular electrode hole 10 is provided on the rectangular flange 6 at an end of one electrode connection layer 9.
The rectangular electrode hole 10 can be used for penetrating and limiting when the capacitor electrode column is installed, and the stability of the electrode column during winding is ensured.
Further, the rectangular plating layer unit is formed by laminating a rectangular aluminum evaporation layer 3 and a rectangular zinc evaporation layer 4, the rectangular zinc evaporation layer 4 covers the rectangular aluminum evaporation layer 3, and the area of the rectangular zinc evaporation layer 4 is the same as that of the rectangular aluminum evaporation layer 3.
Further, a U-shaped positioning notch 13 is provided at each of the longitudinal laser scores 12 at the front and rear side edges of the strip-shaped organic film 1.
The use of U-shaped locating notches 13 facilitates machine location of the fold between individual film cutting units and makes the fold cut along the longitudinal laser score 12.
Further, a film folding notch 14 is longitudinally provided in each film folding zone and near the side edge of each branch conductive strip 7.
The use of each film folding score 14 facilitates the continuous Z-folding of the capacitor during manufacture, thereby meeting the production requirements of the box-type folded capacitor.
Further, the thickness of the rectangular aluminum evaporation layer 3 is 5-7 μm; the thickness of the rectangular zinc evaporation layer 4 is 19-22 μm, and the thickness of the strip-shaped electrode layer 8, the branch conductive strips 7 and the transverse connecting strips 15 is 20-24 μm.
When the foldable capacitor film disclosed by the utility model is manufactured and used, the strip-shaped electrode layer 8, the branch conductive strips 7, the transverse connecting strips 15, the narrow strip connecting layer 5, the rectangular aluminum evaporation coating layer 3 and the rectangular zinc evaporation coating layer 4 are formed by evaporation in a vacuum evaporation mode, the evaporated shapes are formed by sticking evaporation coating shielding layers in advance, and the coating thickness is controlled by evaporation time.
As noted above, while the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited thereto. 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 (6)
1. A capacitor film that is easy to fold, comprising: comprises a strip-shaped organic film (1) and each rectangular plating unit; atomizing layers (2) for enhancing adhesive force are arranged on the upper side surface and the lower side surface of the strip-shaped organic film (1); longitudinal laser nicks (12) are longitudinally arranged on the atomizing layer (2) on the upper side and the lower side at equal intervals, and the positions of the longitudinal laser nicks (12) on the upper side and the lower side correspond to each other and are used for dividing the strip-shaped organic film (1) into film cutting units; strip-shaped electrode layers (8) are transversely arranged at the rear edges of the upper side surface and the lower side surface of each film cutting unit; the upper side surface and the lower side surface of each film cutting unit are longitudinally provided with branch conductive strips (7) at equal intervals for dividing the film cutting units into film folding sections; one end part of each branch conductive strip (7) is electrically connected with the strip-shaped electrode layer (8) on the corresponding side surface, and the other end part of each branch conductive strip (7) is electrically connected through a transverse connecting strip (15); each rectangular plating layer unit is distributed on the atomizing layer (2) on the upper side and the lower side of each film folding section in an array manner, each narrow strip connecting layer (5) is electrically connected between each adjacent rectangular plating layer unit, and each rectangular plating layer unit on the upper side and the lower side corresponds to the upper position and the lower position; each rectangular plating layer unit is electrically connected with the adjacent strip-shaped electrode layer (8), the branch conductive strips (7) and the transverse connecting strips (15) through each narrow strip connecting layer (5); two rectangular convex edges (6) are arranged on the rear side edge of the strip-shaped organic film (1) and in the middle of each film cutting unit, and the two rectangular convex edges (6) are respectively positioned at two folding edges of the same film folding interval; two electrode connecting layers (9) extending to the corresponding side faces of the rectangular convex edges (6) are arranged at the side edges of the strip-shaped electrode layers (8).
2. The foldable capacitor film as claimed in claim 1, wherein: electrode folding nicks (11) are arranged on the rectangular convex edge (6) between the two electrode connecting layers (9), and the electrode folding nicks (11) correspond to the folding edges of the film folding interval.
3. The foldable capacitor film as claimed in claim 1, wherein: a rectangular electrode hole (10) is arranged on the rectangular convex edge (6) and at the end part of one electrode connecting layer (9).
4. The foldable capacitive film of claim 1, wherein: the rectangular plating layer unit is formed by laminating a rectangular aluminum evaporation layer (3) and a rectangular zinc evaporation layer (4), the rectangular zinc evaporation layer (4) covers the rectangular aluminum evaporation layer (3), and the area of the rectangular zinc evaporation layer (4) is the same as that of the rectangular aluminum evaporation layer (3).
5. The foldable capacitive film of claim 1, wherein: and a U-shaped positioning notch (13) is arranged at the front side edge and the rear side edge of the strip-shaped organic film (1) and is positioned at each longitudinal laser nick (12).
6. The foldable capacitive film of claim 1, wherein: and film folding nicks (14) are longitudinally arranged in each film folding interval and close to the side edges of the branch conducting strips (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122710834.XU CN216980349U (en) | 2021-11-08 | 2021-11-08 | Capacitance film convenient to fold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122710834.XU CN216980349U (en) | 2021-11-08 | 2021-11-08 | Capacitance film convenient to fold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216980349U true CN216980349U (en) | 2022-07-15 |
Family
ID=82344255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122710834.XU Active CN216980349U (en) | 2021-11-08 | 2021-11-08 | Capacitance film convenient to fold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216980349U (en) |
-
2021
- 2021-11-08 CN CN202122710834.XU patent/CN216980349U/en active Active
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