CN203466078U - Novel aluminum electrolytic capacitor - Google Patents
Novel aluminum electrolytic capacitor Download PDFInfo
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- CN203466078U CN203466078U CN201320196454.1U CN201320196454U CN203466078U CN 203466078 U CN203466078 U CN 203466078U CN 201320196454 U CN201320196454 U CN 201320196454U CN 203466078 U CN203466078 U CN 203466078U
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Abstract
A novel aluminum electrolytic capacitor includes an aluminum shell, a capacitor core, an anode lead, a cathode lead, an insulation liner and an insulation rubber cover; the capacitor core comprises an anode metal foil, inner-layer electrolytic paper, a cathode metal foil and outer-layer electrolytic paper; the electrolytic paper is composed of a voltage withstanding layer and absorption layers, wherein one voltage withstanding layer and two to three absorption layers exist; the insulation liner is arranged between the capacitor core and the aluminum shell, wherein the insulation liner abuts against the inner wall of the aluminum shell; the anode lead is connected with the anode metal foil; and the cathode lead is connected with the cathode metal foil. The novel aluminum electrolytic capacitor of the utility model is advantageous in excellent insulation effect, little possibility of deformation of the aluminum shell, large-capacity capacitance, long service life and the like. According to the novel aluminum electrolytic capacitor of the utility model, the rigid insulation liner is arranged on the inner wall of the aluminum shell, and the rigid insulation liner abuts against the aluminum shell and makes the same become rigid, and therefore, the aluminum shell has little possibility of being deformed and is novel in structure, and can effectively protect the capacitor core from being damaged and prevent short-circuiting or electric leakage; and the electrolytic paper is of a multi-layer structure, and therefore, the capacitor of the utility model can have an excellent voltage withstanding property, and at the same time, the absorption layers have a strong electrolyte absorption ability, and thus, electrical performance can be improved, and the service life of the electrolytic capacitor can be prolonged, and the energy consumption of the electrolytic capacitor can be reduced.
Description
Technical field
The utility model relates to capacitor technology field, especially relates to a kind of New Type Aluminum Electrolytic Capacitor.
Background technology
Electrolytic capacitor is generally to consist of aluminum hull, capacitance core handset, Jiao Gai.Wherein capacitor core is to be reeled by four plies such as anode metal paper tinsel, electrolytic paper, cathodic metal paper tinsel, electrolytic papers, then processes and form through impregnation electrolyte.The cathodic metal paper tinsel of capacitor core generally adopts normal aluminium foil to make, and can not bear the impact of reverse leakage current, thereby shortened the useful life of electrolytic capacitor.In addition, because carried out capacitor core that impregnation electrolyte processes, likely installation accuracy was not high, produced the crooked aluminum hull inwall of encountering, and was that aluminum hull causes the capacitor core phenomenon that is short-circuited.Along with the size of various electronic products, comprise day by day dwindling of thickness, other electronic components can meet the requirement of this trend substantially, and this also requires electrolytic capacitor in its performance, not lose on the basis of previous level, by the further miniaturization of overall dimension.
Summary of the invention
The utility model object is to provide a kind of New Type Aluminum Electrolytic Capacitor.The technical problems such as the existing insulation effect of prior art is poor, aluminum hull is yielding to solve, capacitance small volume, useful life are short.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of New Type Aluminum Electrolytic Capacitor, comprises aluminum hull, capacitor core, anode tap, cathode leg, insulation inner bag, insulating cement lid; Described capacitor core comprises anode metal paper tinsel, internal layer electrolytic paper, cathodic metal paper tinsel, outer electrolytic paper; Described electrolytic paper is comprised of Withstand voltage layer and absorbed layer, and wherein Withstand voltage layer paper is 1 layer, and absorbed layer paper is 2～3 layers; Between described capacitor core and aluminum hull, be provided with insulation inner bag, this insulation inner bag is close to aluminum hull inwall; Anode tap is connected in anode metal paper tinsel, and cathode leg is connected in cathodic metal paper tinsel.
As preferably, described insulation inner bag upper and lower end does not all seal.
?as preferably, between described capacitor core and insulation inner bag, be provided with the spacing of 0.10～0.35mm.
?the utlity model has the advantages of higher such as insulation effect is good, aluminum hull is not yielding, capacitance volume large, long service life.The utility model is by rigid insulation inner bag is contained in to aluminum hull inwall, and this rigid insulation inner bag is hard by aluminum hull support, and not yielding, novel structure, effectively protected capacitor core not to be destroyed, and prevents short circuit or electric leakage.Simultaneously electrolytic paper adopts sandwich construction, the resistance to pressure that makes capacitor well simultaneously absorbed layer also there is the ability of stronger absorption electrolyte, improve electric property, improve the life-span of electrolytic capacitor, reduce the energy consumption of electrolytic capacitor.
Accompanying drawing explanation
Fig. 1 is cross-sectional view of the present utility model.
Fig. 2 is the structural representation of the utility model electrolytic paper.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is further described in detail.
Fig. 1 is cross-sectional view of the present utility model.As shown in Figure 1, a kind of New Type Aluminum Electrolytic Capacitor, is mainly comprised of aluminum hull 1, capacitor core 9, anode tap 7, cathode leg 4, insulation inner bag 10, insulating cement lid 6 etc.; Described capacitor core 9 comprises anode metal paper tinsel 8, internal layer electrolytic paper 5, cathodic metal paper tinsel 3, outer electrolytic paper 2.Fig. 2 is the structural representation of the utility model electrolytic paper.Further known in conjunction with Fig. 2, inside and outside layer electrolytic paper 5,2 is comprised of Withstand voltage layer 12 and absorbed layer 11, and wherein Withstand voltage layer paper 12 is 1 layer, and absorbed layer paper 11 is 2～3 layers.Wherein Withstand voltage layer paper 12, absorbed layer paper 11 adopts the fiber materials such as crudefiber crop pulp fibres, bast pulp fibres, wood pulp cellulose of reeling, compress cracky to be not mixed.
Between capacitor core 9 and aluminum hull 1, be provided with insulation inner bag 10, this insulation inner bag 10 selects the good hard material of insulation property to make, insulation inner bag 10 upper and lower ends all do not seal and are close to aluminum hull 1 inwall, are provided with the spacing of 0.10～0.35mm between capacitor core 9 and insulation inner bag 10.Anode tap 7 is connected in anode metal paper tinsel 8, cathode leg 4 is connected in cathodic metal paper tinsel 3, wherein cathodic metal paper tinsel 3 adopts the voltage of energizing to energize after aluminium foil in the corrosion of 1-160V, can bear the impact of reverse leakage current, the ability of resistance to ripple is strong, the temperature rise of electrolytic capacitor under is in working order effectively controlled, can effectively extends useful life of the present utility model.
The utility model is by rigid insulation inner bag 10 being contained in to aluminum hull 1 inwall, and this rigid insulation inner bag 10 is hard by aluminum hull 1 support, and not yielding, novel structure, effectively protected capacitor core 9 not to be destroyed, and prevents short circuit or electric leakage; And capacitor core 9 is 0.10～0.35mm with inner bag 10 spacing that around insulate, thereby capacitor core 9 can be filled, constant at aluminum hull 1 external diameter, and under same requirement of withstand voltage, in electrolytic capacitor, capacitor core 9 can expand to and make capacitance promote more than 30%.Simultaneously electrolytic paper 5,2 adopts sandwich constructions, the resistance to pressure that makes capacitor well simultaneously absorbed layer also there is the ability of stronger absorption electrolyte, improve electric property, improve the life-span of electrolytic capacitor, reduce the energy consumption of electrolytic capacitor.
The foregoing is only preferred embodiment of the present utility model; be not sufficient to limit the technical solution of the utility model; to one skilled in the art; increased and decreased according to the above description, replacement, conversion or improved technical scheme, should all belong to the protection range of the utility model claims.
Claims (3)
1. a New Type Aluminum Electrolytic Capacitor, comprises aluminum hull, capacitor core, anode tap, cathode leg, insulation inner bag, insulating cement lid; It is characterized in that, described capacitor core comprises anode metal paper tinsel, internal layer electrolytic paper, cathodic metal paper tinsel, outer electrolytic paper; Described electrolytic paper is comprised of Withstand voltage layer and absorbed layer, and wherein Withstand voltage layer paper is 1 layer, and absorbed layer paper is 2～3 layers; Between described capacitor core and aluminum hull, be provided with insulation inner bag, this insulation inner bag is close to aluminum hull inwall; Anode tap is connected in anode metal paper tinsel, and cathode leg is connected in cathodic metal paper tinsel.
2. a kind of New Type Aluminum Electrolytic Capacitor according to claim 1, is characterized in that, described insulation inner bag upper and lower end does not all seal.
3. a kind of New Type Aluminum Electrolytic Capacitor according to claim 1, is characterized in that, is provided with the spacing of 0.10～0.35mm between described capacitor core and insulation inner bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320196454.1U CN203466078U (en) | 2013-04-18 | 2013-04-18 | Novel aluminum electrolytic capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320196454.1U CN203466078U (en) | 2013-04-18 | 2013-04-18 | Novel aluminum electrolytic capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203466078U true CN203466078U (en) | 2014-03-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320196454.1U Expired - Fee Related CN203466078U (en) | 2013-04-18 | 2013-04-18 | Novel aluminum electrolytic capacitor |
Country Status (1)
| Country | Link |
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| CN (1) | CN203466078U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105403732A (en) * | 2015-12-21 | 2016-03-16 | 中国电子科技集团公司第二十六研究所 | Quartz flexible accelerometer capacitance sensor insulator lead wire and mounting structure |
| CN107154310A (en) * | 2017-03-27 | 2017-09-12 | 上海永铭电子有限公司 | A kind of alminium electrolytic condenser |
| CN111916287A (en) * | 2019-05-08 | 2020-11-10 | 上海闻亭实业有限公司 | Method for preparing totally-enclosed leakage-proof electrolytic capacitor (module) |
-
2013
- 2013-04-18 CN CN201320196454.1U patent/CN203466078U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105403732A (en) * | 2015-12-21 | 2016-03-16 | 中国电子科技集团公司第二十六研究所 | Quartz flexible accelerometer capacitance sensor insulator lead wire and mounting structure |
| CN107154310A (en) * | 2017-03-27 | 2017-09-12 | 上海永铭电子有限公司 | A kind of alminium electrolytic condenser |
| CN111916287A (en) * | 2019-05-08 | 2020-11-10 | 上海闻亭实业有限公司 | Method for preparing totally-enclosed leakage-proof electrolytic capacitor (module) |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140305 Termination date: 20150418 |
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| EXPY | Termination of patent right or utility model |