CN220381931U - Sealing rubber plug of aluminum electrolytic capacitor and aluminum electrolytic capacitor - Google Patents
Sealing rubber plug of aluminum electrolytic capacitor and aluminum electrolytic capacitor Download PDFInfo
- Publication number
- CN220381931U CN220381931U CN202320114149.7U CN202320114149U CN220381931U CN 220381931 U CN220381931 U CN 220381931U CN 202320114149 U CN202320114149 U CN 202320114149U CN 220381931 U CN220381931 U CN 220381931U
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- rubber plug
- sealing rubber
- plug body
- electrolytic capacitor
- aluminum electrolytic
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- 238000007789 sealing Methods 0.000 title claims abstract description 226
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 141
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 141
- 239000003990 capacitor Substances 0.000 title claims abstract description 73
- 239000003792 electrolyte Substances 0.000 claims description 14
- 239000011888 foil Substances 0.000 claims description 14
- 239000002390 adhesive tape Substances 0.000 claims description 3
- 230000006872 improvement Effects 0.000 description 8
- 230000008961 swelling Effects 0.000 description 7
- 239000007788 liquid Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
The utility model discloses a sealing rubber plug of an aluminum electrolytic capacitor and the aluminum electrolytic capacitor, comprising a sealing rubber plug body, wherein the sealing rubber plug body is in a round drum shape, the sealing rubber plug is provided with two lead holes. The aluminum electrolytic capacitor further comprises an aluminum shell and a core, wherein the core is arranged in the aluminum shell in a sealing manner through a sealing rubber plug body, and the sealing rubber plug body is positioned above the core. The sealing rubber plug body is designed to be round drum-shaped, the middle part is convex, when the aluminum electrolytic capacitor is assembled, the position of the beam waist is adjusted to the middle upper part of the sealing rubber plug body, and the annular diameter of the beam waist is more smaller than the middle diameter of the sealing rubber plug body, so that the binding force to the sealing rubber plug body is increased, and the sealing rubber plug body is prevented from being bulged or separating from an aluminum shell. Meanwhile, the upper part of the sealing rubber plug body is contracted, the diameter of the middle sealing rubber plug body can be increased, the sealing rubber plug body is in closer contact with the aluminum shell, and the sealing performance is further enhanced.
Description
Technical Field
The utility model relates to the technical field of capacitors, in particular to a sealing rubber plug of an aluminum electrolytic capacitor and the aluminum electrolytic capacitor.
Background
The service life of the liquid aluminum electrolytic capacitor is measured by the content of electrolyte sealed in the inner core of the aluminum shell, and when the volatilization of the electrolyte of the inner core of the capacitor is reduced, the performance parameters of the capacitor are degraded, thereby leading to the end of service life. In another aspect, since the liquid capacitor body uses liquid as a medium, the liquid has the characteristic of easy gasification at high temperature, and therefore, if the capacitor body has air or expansion force when electrolyte is gasified at high temperature, the sealing rubber plug bulges to cause electrolyte leakage.
In the structure of the aluminum electrolytic capacitor, the sealing rubber plug is used as a main sealing material of the capacitor, the rubber has certain elasticity from the construction point of view, the capacitor uses the characteristic, the aluminum shell is tightly bound by the waist, and the electrolyte is sealed in the shell by using the elasticity of the rubber plug. The prior rubber plug is mainly designed to have a diameter slightly smaller than that of an aluminum shell, and the rubber plug is sealed by narrowing the diameter after being arranged in the aluminum shell. However, the edge surface of the rubber plug is a smooth surface and is contacted with the metal surface of the aluminum shell which is the smooth surface, and the contact surfaces of the two are in a smooth state, so that the electrolyte is not sealed. Meanwhile, the edge surface design of the rubber plug and the contact surface of the aluminum shell are in parallel, so that the binding force on the rubber plug is small.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a sealing rubber plug of an aluminum electrolytic capacitor and the aluminum electrolytic capacitor, and aims to provide the sealing rubber plug which can prevent the rubber plug from swelling and improve the sealing performance of a capacitor.
The technical scheme adopted for solving the technical problems is as follows: the sealing rubber plug of the aluminum electrolytic capacitor comprises a sealing rubber plug body, wherein the sealing rubber plug body is in a round drum shape, and a lead hole is formed in the sealing rubber plug body.
As a further improvement of the utility model: the sealing rubber plug body is provided with two lead holes.
The aluminum electrolytic capacitor comprises a sealing rubber plug body, wherein the sealing rubber plug body is in a round drum shape, and a lead hole is formed in the sealing rubber plug body.
As a further improvement of the utility model: the aluminum electrolytic capacitor further comprises an aluminum shell and a core, wherein the core is arranged in the aluminum shell in a sealing manner through a sealing rubber plug body, and the sealing rubber plug body is positioned above the core.
As a further improvement of the utility model: the aluminum shell is provided with an accommodating cavity with an opening at the upper end, and the side wall of the aluminum shell inwards extends to form a girdle for fixing the sealing rubber plug body.
As a further improvement of the utility model: the wick is wound from an anode foil, a cathode foil and a separator paper.
As a further improvement of the utility model: the cartridge adsorbs an electrolyte.
As a further improvement of the utility model: the outside of the core is wrapped with wrapping adhesive tape.
As a further improvement of the utility model: the aluminum electrolytic capacitor further comprises an outgoing line, and the outgoing line penetrates through the lead hole.
As a further improvement of the utility model: the beam waist of the side wall of the aluminum shell is positioned at the middle upper part of the sealing rubber plug body.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the shape of the sealing rubber plug body is designed into a round drum shape, so that the binding force of the aluminum shell to the sealing rubber plug body is increased, the sealing rubber plug body is prevented from swelling or separating from the aluminum shell, and meanwhile, the sealing rubber plug body and the aluminum shell are in closer contact, and the sealing performance is also improved.
According to the utility model, the sealing rubber plug body is designed to be in a round drum shape, the middle part is convex, the girdling position of the aluminum electrolytic capacitor is adjusted to the middle upper part of the sealing rubber plug body, and the annular diameter of the girdling is more smaller than the middle diameter of the sealing rubber plug body, so that the binding force on the sealing rubber plug body is increased, and the sealing rubber plug body is prevented from being bulged or separating from an aluminum shell; meanwhile, the upper part of the sealing rubber plug body is contracted, the diameter of the middle sealing rubber plug body can be increased, the sealing rubber plug body is in closer contact with the aluminum shell, and the sealing performance is further enhanced.
Drawings
Fig. 1 is a schematic structural view of a sealing rubber plug.
Fig. 2 is a schematic structural view of an aluminum electrolytic capacitor.
Reference numerals: 1. sealing the rubber plug body; 2. a lead hole; 3. an aluminum shell; 4. a core; 5. wrapping the adhesive tape; 6. a lead-out wire; 31. and (5) girdling.
Detailed Description
In this document, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The utility model will now be further described with reference to the accompanying drawings and examples:
referring to fig. 1-2, a sealing rubber plug of an aluminum electrolytic capacitor comprises a sealing rubber plug body 1, wherein the sealing rubber plug body 1 is in a round drum shape, and the sealing rubber plug body 1 is provided with a lead hole 2.
The shape of the sealing rubber plug body 1 is designed into a round drum shape, the diameter of the middle part is large, the diameter of the upper part and the diameter of the lower part are slightly small, the binding force of the aluminum shell 3 to the sealing rubber plug body can be increased, the bulge of the sealing rubber plug body is avoided, the sealing performance is enhanced, and the problems that the binding force to the sealing rubber plug is small and the sealing performance is poor due to the fact that the edge surface design of the existing sealing rubber plug and the contact surface of the aluminum shell are in parallel are solved.
The sealing rubber plug body 1 is provided with two lead holes 2.
The sealing rubber plug body 1 is a part of an aluminum electrolytic capacitor, has certain elasticity and is mainly used for sealing electrolyte in the aluminum electrolytic capacitor. The sealing rubber plug body 1 is tightly combined with other components of the aluminum electrolytic capacitor through machine equipment.
The aluminum electrolytic capacitor comprises a sealing rubber plug body 1, wherein the sealing rubber plug body 1 is in a round drum shape, and a lead hole 2 is formed in the sealing rubber plug body 1.
The aluminum electrolytic capacitor further comprises an aluminum shell 3 and a core 4, wherein the core 4 is arranged in the aluminum shell 3 in a sealing manner through a sealing rubber plug body 1, and the sealing rubber plug body 1 is positioned above the core 4.
The aluminum shell 3 is provided with an accommodating cavity with an opening at the upper end, and the side wall of the aluminum shell 3 is inwards extended with a girdle 31 for fixing the sealing rubber plug body 1.
The core 4 is wound from anode foil, cathode foil and separator paper. The core 4 is adsorbed with an electrolyte. The outside of the core 4 is wrapped with wrapping tape 5.
The aluminum electrolytic capacitor further comprises an outgoing line 6, and the outgoing line 6 penetrates through the lead hole 2.
The girdle 31 of the side wall of the aluminum shell 3 is positioned at the middle upper part of the sealing rubber plug body 1.
The sealing rubber plug body 1 is designed to be round drum-shaped, the middle part is convex, when the aluminum electrolytic capacitor is assembled, the position of the beam waist 31 is adjusted to the middle upper part of the sealing rubber plug body 1, the annular diameter of the beam waist 31 is smaller than the middle diameter of the sealing rubber plug body 1, so that the binding force to the sealing rubber plug body 1 is increased, and the sealing rubber plug body 1 is prevented from being bulged or being separated from the aluminum shell 3. Meanwhile, the upper part of the sealing rubber plug body 1 is contracted, the diameter of the middle sealing rubber plug body 1 can be increased, the sealing rubber plug body 1 is in closer contact with the aluminum shell 3, and the sealing performance is further enhanced.
By designing the sealing rubber plug body 1 into a round drum shape, the binding force of the aluminum shell 3 to the sealing rubber plug body 1 can be increased, so that the sealing rubber plug body 1 is prevented from swelling and the sealing performance is enhanced.
Embodiment case one:
the sealing rubber plug of the aluminum electrolytic capacitor comprises a sealing rubber plug body 1, wherein the sealing rubber plug body 1 is in a round drum shape, and the sealing rubber plug body 1 is provided with a lead hole 2. The shape of the sealing rubber plug body 1 is designed into a round drum shape, the diameter of the middle part is large, the diameter of the upper part and the diameter of the lower part are slightly small, and the binding force of the aluminum shell 3 to the sealing rubber plug body can be increased, so that the sealing rubber plug body is prevented from swelling and the sealing performance is enhanced.
Implementation case two:
the sealing rubber plug of the aluminum electrolytic capacitor comprises a sealing rubber plug body 1, wherein the sealing rubber plug body 1 is in a round drum shape, and the sealing rubber plug body 1 is provided with a lead hole 2. The shape of the sealing rubber plug body 1 is designed into a round drum shape, the diameter of the middle part is large, the diameter of the upper part and the lower part is slightly small, and the binding force of the aluminum shell 3 to the sealing rubber plug body can be increased. The sealing rubber plug body 1 is provided with two lead holes 2. The sealing rubber plug body 1 is a part of an aluminum electrolytic capacitor, has certain elasticity and is mainly used for sealing electrolyte in the aluminum electrolytic capacitor. The sealing rubber plug body 1 is tightly combined with other components of the aluminum electrolytic capacitor through machine equipment. By designing the sealing rubber plug body 1 into a round drum shape, the binding force of the aluminum shell 3 to the sealing rubber plug body 1 can be increased, so that the sealing rubber plug body 1 is prevented from swelling and the sealing performance is enhanced.
Implementation case three:
the aluminum electrolytic capacitor comprises a sealing rubber plug body 1, wherein the sealing rubber plug body 1 is in a round drum shape, and a lead hole 2 is formed in the sealing rubber plug body 1.
The sealing rubber plug body 1 is designed to be round drum-shaped, the middle part is convex, the binding force to the sealing rubber plug body 1 is increased, and the sealing rubber plug body 1 is prevented from swelling or being separated from the aluminum shell 3.
Implementation case four:
the aluminum electrolytic capacitor comprises a sealing rubber plug body 1, wherein the sealing rubber plug body 1 is in a round drum shape, and a lead hole 2 is formed in the sealing rubber plug body 1. The aluminum electrolytic capacitor further comprises an aluminum shell 3 and a core 4, wherein the core 4 is arranged in the aluminum shell 3 in a sealing manner through a sealing rubber plug body 1, and the sealing rubber plug body 1 is positioned above the core 4.
The aluminum shell 3 is provided with an accommodating cavity with an opening at the upper end, and the side wall of the aluminum shell 3 is inwards extended with a girdle 31 for fixing the sealing rubber plug body 1.
The sealing rubber plug body 1 is designed to be round drum-shaped, the middle part is convex, when the aluminum electrolytic capacitor is assembled, the position of the beam waist 31 is adjusted to the middle upper part of the sealing rubber plug body 1, the annular diameter of the beam waist 31 is smaller than the middle diameter of the sealing rubber plug body 1, so that the binding force to the sealing rubber plug body 1 is increased, and the sealing rubber plug body 1 is prevented from being bulged or being separated from the aluminum shell 3. Meanwhile, the upper part of the sealing rubber plug body 1 is contracted, the diameter of the middle sealing rubber plug body 1 can be increased, the sealing rubber plug body 1 is in closer contact with the aluminum shell 3, and the sealing performance is further enhanced.
Implementation case five:
the aluminum electrolytic capacitor comprises a sealing rubber plug body 1, wherein the sealing rubber plug body 1 is in a round drum shape, and a lead hole 2 is formed in the sealing rubber plug body 1. The aluminum electrolytic capacitor further comprises an aluminum shell 3 and a core 4, wherein the core 4 is arranged in the aluminum shell 3 in a sealing manner through a sealing rubber plug body 1, and the sealing rubber plug body 1 is positioned above the core 4. The aluminum shell 3 is provided with an accommodating cavity with an opening at the upper end, and the side wall of the aluminum shell 3 is inwards extended with a girdle 31 for fixing the sealing rubber plug body 1.
The core 4 is wound from anode foil, cathode foil and separator paper.
The sealing rubber plug body 1 is designed to be round drum-shaped, the middle part of the sealing rubber plug body is convex, and when the aluminum electrolytic capacitor is assembled, the binding force to the sealing rubber plug body 1 is increased, so that the sealing rubber plug body 1 is prevented from being bulged or separated from the aluminum shell 3. Meanwhile, the upper part of the sealing rubber plug body 1 is contracted, the diameter of the middle sealing rubber plug body 1 can be increased, the sealing rubber plug body 1 is in closer contact with the aluminum shell 3, and the sealing performance is further enhanced.
Implementation case six:
the aluminum electrolytic capacitor comprises a sealing rubber plug body 1, wherein the sealing rubber plug body 1 is in a round drum shape, and a lead hole 2 is formed in the sealing rubber plug body 1. The aluminum electrolytic capacitor further comprises an aluminum shell 3 and a core 4, wherein the core 4 is arranged in the aluminum shell 3 in a sealing manner through a sealing rubber plug body 1, and the sealing rubber plug body 1 is positioned above the core 4. The aluminum shell 3 is provided with an accommodating cavity with an opening at the upper end, and the side wall of the aluminum shell 3 is inwards extended with a girdle 31 for fixing the sealing rubber plug body 1. The core 4 is wound from anode foil, cathode foil and separator paper.
The core 4 is adsorbed with an electrolyte. The outside of the core 4 is wrapped with wrapping tape 5.
The sealing rubber plug body 1 is designed to be round drum-shaped, the middle part of the sealing rubber plug body is convex, and when the aluminum electrolytic capacitor is assembled, the binding force to the sealing rubber plug body 1 is increased, so that the sealing rubber plug body 1 is prevented from being bulged or separated from the aluminum shell 3. Meanwhile, the upper part of the sealing rubber plug body 1 is contracted, the diameter of the middle sealing rubber plug body 1 can be increased, the sealing rubber plug body 1 is in closer contact with the aluminum shell 3, and the sealing performance is further enhanced.
Implementation case seven:
the aluminum electrolytic capacitor comprises a sealing rubber plug body 1, wherein the sealing rubber plug body 1 is in a round drum shape, and a lead hole 2 is formed in the sealing rubber plug body 1. The aluminum electrolytic capacitor further comprises an aluminum shell 3 and a core 4, wherein the core 4 is arranged in the aluminum shell 3 in a sealing manner through a sealing rubber plug body 1, and the sealing rubber plug body 1 is positioned above the core 4. The aluminum shell 3 is provided with an accommodating cavity with an opening at the upper end, and the side wall of the aluminum shell 3 is inwards extended with a girdle 31 for fixing the sealing rubber plug body 1. The core 4 is wound from anode foil, cathode foil and separator paper. The core 4 is adsorbed with an electrolyte. The outside of the core 4 is wrapped with wrapping tape 5.
The aluminum electrolytic capacitor further comprises an outgoing line 6, and the outgoing line 6 penetrates through the lead hole 2.
The sealing rubber plug body 1 is designed to be round drum-shaped, the middle part of the sealing rubber plug body is convex, and when the aluminum electrolytic capacitor is assembled, the binding force to the sealing rubber plug body 1 is increased, so that the sealing rubber plug body 1 is prevented from being bulged or separated from the aluminum shell 3. Meanwhile, the upper part of the sealing rubber plug body 1 is contracted, the diameter of the middle sealing rubber plug body 1 can be increased, the sealing rubber plug body 1 is in closer contact with the aluminum shell 3, and the sealing performance is further enhanced.
Implementation case eight:
the aluminum electrolytic capacitor comprises a sealing rubber plug body 1, wherein the sealing rubber plug body 1 is in a round drum shape, and a lead hole 2 is formed in the sealing rubber plug body 1. The aluminum electrolytic capacitor further comprises an aluminum shell 3 and a core 4, wherein the core 4 is arranged in the aluminum shell 3 in a sealing manner through a sealing rubber plug body 1, and the sealing rubber plug body 1 is positioned above the core 4. The aluminum shell 3 is provided with an accommodating cavity with an opening at the upper end, and the side wall of the aluminum shell 3 is inwards extended with a girdle 31 for fixing the sealing rubber plug body 1. The core 4 is wound from anode foil, cathode foil and separator paper. The core 4 is adsorbed with an electrolyte. The outside of the core 4 is wrapped with wrapping tape 5. The aluminum electrolytic capacitor further comprises an outgoing line 6, and the outgoing line 6 penetrates through the lead hole 2.
The girdle 31 of the side wall of the aluminum shell 3 is positioned at the middle upper part of the sealing rubber plug body 1.
The sealing rubber plug body 1 is designed to be round drum-shaped, the middle part is convex, when the aluminum electrolytic capacitor is assembled, the position of the beam waist 31 is adjusted to the middle upper part of the sealing rubber plug body 1, the annular diameter of the beam waist 31 is smaller than the middle diameter of the sealing rubber plug body 1, so that the binding force to the sealing rubber plug body 1 is increased, and the sealing rubber plug body 1 is prevented from being bulged or being separated from the aluminum shell 3. Meanwhile, the upper part of the sealing rubber plug body 1 is contracted, the diameter of the middle sealing rubber plug body 1 can be increased, the sealing rubber plug body 1 is in closer contact with the aluminum shell 3, and the sealing performance is further enhanced.
The main functions of the utility model are as follows:
according to the utility model, the shape of the sealing rubber plug body is designed into a round drum shape, so that the binding force of the aluminum shell to the sealing rubber plug body is increased when the aluminum electrolytic capacitor is assembled, the sealing rubber plug body is prevented from swelling or separating from the aluminum shell, and meanwhile, the sealing rubber plug body and the aluminum shell are in closer contact, and the sealing performance is also improved. The sealing rubber plug body is designed to be a round drum, the middle part of the sealing rubber plug body is convex, when the aluminum electrolytic capacitor is assembled, the position of the beam waist is adjusted to the middle upper part of the sealing rubber plug body, and the annular diameter of the beam waist is more smaller than the middle diameter of the sealing rubber plug body, so that the binding force to the sealing rubber plug body is increased, and the sealing rubber plug body is prevented from being bulged or separated from an aluminum shell. Meanwhile, the upper part of the sealing rubber plug body is contracted, the diameter of the middle sealing rubber plug body can be increased, the sealing rubber plug body is in closer contact with the aluminum shell, and the sealing performance is further enhanced.
In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper end face", "lower end face", "top", "bottom", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present utility model, and therefore should not be construed as limiting the actual use direction of the present utility model.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced with equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.
Claims (10)
1. A sealing rubber plug of an aluminum electrolytic capacitor is characterized in that: the sealing rubber plug comprises a sealing rubber plug body, wherein the sealing rubber plug body is in a round drum shape, and a lead hole is formed in the sealing rubber plug body.
2. The sealing rubber plug of an aluminum electrolytic capacitor as claimed in claim 1, wherein: the sealing rubber plug body is provided with two lead holes.
3. An aluminum electrolytic capacitor, characterized in that: the sealing rubber plug comprises a sealing rubber plug body, wherein the sealing rubber plug body is in a round drum shape, and a lead hole is formed in the sealing rubber plug body.
4. An aluminum electrolytic capacitor according to claim 3, wherein: the aluminum electrolytic capacitor further comprises an aluminum shell and a core, wherein the core is arranged in the aluminum shell in a sealing manner through a sealing rubber plug body, and the sealing rubber plug body is positioned above the core.
5. An aluminum electrolytic capacitor according to claim 4, wherein: the aluminum shell is provided with an accommodating cavity with an opening at the upper end, and the side wall of the aluminum shell inwards extends to form a girdle for fixing the sealing rubber plug body.
6. An aluminum electrolytic capacitor according to claim 5, wherein: the wick is wound from an anode foil, a cathode foil and a separator paper.
7. An aluminum electrolytic capacitor according to claim 6, wherein: the cartridge adsorbs an electrolyte.
8. An aluminum electrolytic capacitor according to claim 7, wherein: the outside of the core is wrapped with wrapping adhesive tape.
9. An aluminum electrolytic capacitor according to claim 8, wherein: the aluminum electrolytic capacitor further comprises an outgoing line, and the outgoing line penetrates through the lead hole.
10. An aluminum electrolytic capacitor according to claim 9, wherein: the beam waist of the side wall of the aluminum shell is positioned at the middle upper part of the sealing rubber plug body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320114149.7U CN220381931U (en) | 2023-01-17 | 2023-01-17 | Sealing rubber plug of aluminum electrolytic capacitor and aluminum electrolytic capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320114149.7U CN220381931U (en) | 2023-01-17 | 2023-01-17 | Sealing rubber plug of aluminum electrolytic capacitor and aluminum electrolytic capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220381931U true CN220381931U (en) | 2024-01-23 |
Family
ID=89562877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320114149.7U Active CN220381931U (en) | 2023-01-17 | 2023-01-17 | Sealing rubber plug of aluminum electrolytic capacitor and aluminum electrolytic capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220381931U (en) |
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2023
- 2023-01-17 CN CN202320114149.7U patent/CN220381931U/en active Active
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