CN202616049U - Double-core shunting structure of aluminum electrolytic capacitor - Google Patents
Double-core shunting structure of aluminum electrolytic capacitor Download PDFInfo
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- CN202616049U CN202616049U CN 201220284127 CN201220284127U CN202616049U CN 202616049 U CN202616049 U CN 202616049U CN 201220284127 CN201220284127 CN 201220284127 CN 201220284127 U CN201220284127 U CN 201220284127U CN 202616049 U CN202616049 U CN 202616049U
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Abstract
The utility model discloses a double-core shunting structure of an aluminum electrolytic capacitor. The double-core shunting structure comprises two guide needles, a first anode aluminum foil, a second anode aluminum foil, anode electrolytic paper, first cathode electrolytic paper, second cathode electrolytic paper and a cathode aluminum foil, wherein the first anode aluminum foil is riveted with the first guide needle; the second anode aluminum foil is overlapped on the first anode aluminum foil; the second anode aluminum foil is used for packaging the riveting part of the first anode aluminum foil and the first guide needle; and the second guide needle is riveted with the cathode aluminum foil. According to the double-core shunting structure provided by the utility model, the anode is provided with two layers of aluminum foils to realize double-layer foil overlapping so as to ensure that the working current is reduced by more than 50 percent; the riveting part of the first anode aluminum foil and the first guide needle is changed into the overlapped packaging of two layers of aluminum foils from one layer of aluminum foil, so that an effective area for undertaking current and the heat radiating surface are increased to reduce the license and heat radiating coefficient values generated by capacitance, and the core part temperature is reduced; and because two layers of cathode paper are arranged, double-layer overlapping is realized, so that the impregnation rate of electrolyte is increased, and the service life of the capacitance is prolonged by more than four times.
Description
Technical field
The utility model relates to the aluminium electrolytic capacitor field, relates in particular to a kind of double-core flow dividing structure of alminium electrolytic condenser.
Background technology
Along with the aluminium foil forming technology is constantly ripe, the specific volume of aluminium foil is done higher and higher, and the required effective area of electric capacity constantly dwindles; The life-span of electric capacity constantly descends; The continuous maturation and the utilization of cold light sources such as LED technology, but because of not enough problem of electric capacity life-span, LED itself can reach 100,000 hours; Because life-span of electric capacity is too short, make LED actual life not as common energy-saving lamp.The technology that existing aluminium is separated electric capacity can't satisfy LED power supply necessary requirement; Because existing aluminium is separated the life requirements that electric capacity can not satisfy cold light sources such as LED; Problem is the more aspect applying to make cold light sources such as LED; Difficult, one day electric capacity life-span did not solve, and cold light sources such as LED just can't be popularized in an all-round way and the general utmost point.
Be stamen portion at aluminium electrolytic capacitor aluminium foil and electrolytic paper through the hollow hole of formation of reeling; And stamen portion temperature correlation when the life-span of electric capacity and its work; Stamen portion temperature computation formula: stamen portion temperature=voltage * electric current * operating time * this health of electric capacity coefficient of heat transfer value just can make the electric capacity life-span increase so resolve stamen portion temperature.
The utility model content
To the weak point that exists in the above-mentioned technology; The utility model provides a kind of double-core flow dividing structure of alminium electrolytic condenser, effectively increase anode layer diversion area, reduced operating current, strengthened area of dissipation, strengthened the impregnation rate of electrolyte and effectively prolonged life-span of electric capacity.
For realizing above-mentioned purpose, the utility model provides a kind of double-core flow dividing structure of alminium electrolytic condenser, comprises two guide pins, the first anodal aluminium foil, the second anodal aluminium foil, anodal electrolytic paper, the first negative pole electrolytic paper, the second negative pole electrolytic paper and negative pole aluminium foil; The said first anodal aluminium foil and the riveted joint of first guide pin; The said second anodal aluminium foil and the first anodal aluminium foil are overlapping; The said second anodal aluminium foil wraps up riveted joint place of the first anodal aluminium foil and the riveted joint of first guide pin; Said second guide pin and the riveted joint of negative pole aluminium foil, said anodal electrolytic paper, the first negative pole electrolytic paper and the second negative pole electrolytic paper place between the second anodal aluminium foil and the negative pole aluminium foil in order.
Wherein, said double-core flow dividing structure also comprises an adhesive tape; The width of said adhesive tape is identical with the negative pole aluminium foil, and the length of said adhesive tape is greater than 15% of the length of negative pole aluminium foil.
The beneficial effect of the utility model is: compared with prior art; The double-core flow dividing structure of the alminium electrolytic condenser that the utility model provides comprises two guide pins, the first anodal aluminium foil, the second anodal aluminium foil, anodal electrolytic paper, the first negative pole electrolytic paper, the second negative pole electrolytic paper and negative pole aluminium foil; Anode comprises the first anodal aluminium foil and the second anodal aluminium foil, has realized that double-layer aluminum-foil is overlapping, strengthens one times of anodal effective diversion area, makes its operating current reduce more than 50%; The first anodal aluminium foil and the riveted joint of first guide pin; The second anodal aluminium foil is stacked on the first anodal aluminium foil and riveted joint place of wrapping up the first anodal aluminium foil and first guide pin; Form overlapping; Riveted joint place is converted by original one deck aluminium foil to two-layer aluminium foil is overlapping to be wrapped to form two-sided shunting, and its DF value is reduced, and the generation hot source point that makes electric capacity i.e. (nail joint place of the anodal aluminium foil of ground floor and first guide pin) is dispersed to the interior hollow part and the outside wall portions of electric capacity; Strengthen radiating surface and reduce this health of electric capacity coefficient of heat transfer value, stamen portion temperature descends; Negative electrode comprises the first negative pole electrolytic paper and the second negative pole electrolytic paper, has realized that double-deck electrolytic paper is overlapping, strengthens the impregnation rate of electrolyte, and through improving, the life-span of electric capacity has increased more than four times, simultaneously, and the requirements for life of special power supplies such as any cold light source.
Description of drawings
Fig. 1 is the structure chart of double-core flow dividing structure of the alminium electrolytic condenser of the utility model;
Fig. 2 is the partial schematic diagram of double-core flow dividing structure of the alminium electrolytic condenser of the utility model;
Fig. 3 is the local diagrammatic top view of double-core flow dividing structure of the alminium electrolytic condenser of the utility model.
The main element symbol description is following:
1, first guide pin 2, second guide pin
3, first anodal aluminium foil 4, the second anodal aluminium foil
5, anodal electrolytic paper 6, the first negative pole electrolytic paper
7, the second negative pole electrolytic paper 8, negative pole aluminium foil
9, adhesive tape 10, stamen portion
Embodiment
In order more clearly to explain the utility model, the utility model is done to describe further below in conjunction with accompanying drawing.
See also Fig. 1-3; The double-core flow dividing structure of the alminium electrolytic condenser that the utility model provides comprises the anodal aluminium foil of the anodal aluminium foil of first guide pin 1, second guide pin 2, first 3, second 4, anodal electrolytic paper 5, the first negative pole electrolytic paper 6, the second negative pole electrolytic paper 7 and negative pole aluminium foil 8; The first anodal aluminium foil 3 and 1 riveted joint of first guide pin; The second anodal aluminium foil 4 and the first anodal aluminium foil 3 are overlapping; And riveted joint place of the second anodal aluminium foil 4 parcel first anodal aluminium foils 3 and 1 riveted joint of first guide pin; Second guide pin 2 and 8 riveted joints of negative pole aluminium foil, anodal electrolytic paper 5, the first negative pole electrolytic paper 6 and the second negative pole electrolytic paper 7 place between the second anodal aluminium foil 4 and the negative pole aluminium foil 8 in order.
In the present embodiment, the anodal aluminium foil of the first anodal aluminium foil 3, second 4, anodal electrolytic paper 5, the first negative pole electrolytic paper 6, the second negative pole electrolytic paper 7 and negative pole aluminium foil 8 form stamen portion 10 together through being wound on.
Situation compared to prior art; The double-core flow dividing structure of the alminium electrolytic condenser that the utility model provides; The double-core flow dividing structure of the alminium electrolytic condenser that the utility model provides, anode comprise the first anodal aluminium foil and the second anodal aluminium foil, have realized that double-layer aluminum-foil is overlapping; Strengthen one times of anodal effective diversion area, make its operating current reduce more than 50%; The first anodal aluminium foil and the riveted joint of first guide pin; The second anodal aluminium foil and the first anodal aluminium foil are overlapping; And the second anodal aluminium foil wraps up riveted joint place of the first anodal aluminium foil and first guide pin, and two-layer anodal aluminium foil forms overlapping, and riveted joint place converts the two-sided shunting of the overlapping parcel of two-layer aluminium foil to by original one deck aluminium foil; Its DF value is reduced; (nail joint place of the anodal aluminium foil of ground floor and first guide pin) is dispersed to the interior hollow part and the outside wall portions of electric capacity to make the generation hot source point of electric capacity be, strengthens radiating surface and reduces this health of electric capacity coefficient of heat transfer value, and stamen portion temperature descends; Negative electrode comprises the first negative pole electrolytic paper and the second negative pole electrolytic paper, has realized that double-deck electrolytic paper is overlapping, strengthens the impregnation rate of electrolyte.Through improving, the life-span of electric capacity has increased more than four times, simultaneously, and the requirements for life of special power supplies such as any cold light source.
In the present embodiment, the double-core flow dividing structure also comprises an adhesive tape 9; The length of adhesive tape 9 is greater than 15% of the length of negative pole aluminium foil 8; As the adhesive tape 9 of outer packaging width consistent with the negative pole aluminium foil; Its length makes it that better packing effect can be arranged greater than 15% of the length of negative pole aluminium foil, makes the aluminium foil and the insulation of the aluminum hull in the stamen portion of anode layer.Certainly; The utility model is not limited to 15% the execution mode of its length greater than the length of negative pole aluminium foil; Can also be to wait other execution modes greater than 14% or 16% of the length of negative pole aluminium foil; So long as the percentage about 15% all belongs to simple deformation or conversion to the utility model, fall into the protection range of the utility model.
In the present embodiment; Riveted joint place of the overlapping parcel first anodal aluminium foil of the double-layer aluminum-foil of anode and first guide pin; Overlapping area equals the area twice of conventional art anode foils; As long as what use anode faying surface area is more than 5% percentage, (to contain 5%), all belong to simple deformation or conversion to the utility model, fall into the protection range of the utility model.
In the present embodiment; The three-decker of anode is anodal electrolytic paper 5, the first anodal aluminium foil 3 and the second anodal aluminium foil 4; Anodal electrolytic paper 5 is than the second anodal aluminium foil 4 wide length of anode; Concrete length and width are outer through the height design decision by the design of the second anodal aluminium foil 5 and electric capacity, and the second layer of anode is increased a foil feeding platform or the wire casing of electrolytic paper is improved by nail volume equipment is the second anodal aluminium foil 4 (model F210-F410), and the length of the second anodal aluminium foil 4 and width and the first anodal aluminium foil 3 are consistent; The first anodal aluminium foil 3 is the Capacity design paper tinsel, and the length and width of the second anodal aluminium foil 4 are required and design is long and wide by capacity.
The three-decker of negative electrode is the first negative pole electrolytic paper 6, the second negative pole electrolytic paper 7 and negative pole aluminium foil 8; Be that ground floor is electrolytic paper (model W180-20/30); The second layer is electrolytic paper (model W180-20/30); The length and width of the first negative pole electrolytic paper 6, the second negative pole electrolytic paper 7 are consistent with anodal electrolytic paper 5, and the 3rd layer is negative pole aluminium foil 8 (model F210/F410), and the width of negative pole aluminium foil 8 is consistent with the second anodal aluminium foil 4.At production link, processing step, the consistent also indistinction of process conditions with traditional handicraft.
The double-core flow dividing structure of the alminium electrolytic condenser that the utility model provides it is advantageous that:
1, existing conventional art is that anode aluminium foil is that monomer imports in the double-core flow dividing structure; Also there is part to have nail joint place to have sub-fraction to use overlap technique; Traditional technology is not only wounded used for protection riveted joint place overcurrent; Present technique is riveted joint place of the overlapping parcel of anode double-layer aluminum-foil, and overlapping area equals the area twice of conventional art anode foils.
2, stamen portion temperature correlation when the life-span of electric capacity and its work; Resolving stamen portion temperature just can make the electric capacity life-span increase; Stamen portion temperature computation formula: stamen portion temperature=this health of voltage X electric current X operating time X electric capacity coefficient of heat transfer value, this novel double-core flow dividing structure are to change original technological monomer into double-layer aluminum-foil overlapping parcel shunting by one deck aluminium foil at anode, increase one times of the effective diversion area of anode; Its operating current is reduced more than 50%, just can make its life-span increase more than three times.Double-layer aluminum-foil is overlapping to make riveted joint place of its aluminium foil and first guide pin convert two-sided its DF value reduction that makes to by a face again; Make the generation hot source point (nail joint place of aluminium foil and guide pin) of electric capacity be dispersed to the interior hollow part and the outside wall portions of electric capacity; Strengthen radiating surface and reduce this health of electric capacity coefficient of heat transfer value; Stamen portion can descend about 10 degree, and the life-span can double again.It is overlapping that the electrolyte layers of negative electrode changes double-deck electrolytic paper into by one deck, strengthens the impregnation rate of electrolyte, and electrolytic paper produces irregular impression when overlapping, and heat can turn to bubble and from the space of impression, discharges when work.The capacitor of this structural design is near perfect, and the life-span of electric capacity is increased to more than four times, and the calculating in 5000 hours by traditional capacitance can reach 18000-22000 hour, can satisfy the requirements for life of special power supplies such as any cold light source.
More than the disclosed several specific embodiments that are merely the utility model, but the utility model is not limited thereto, any those skilled in the art can think variation all should fall into the protection range of the utility model.
Claims (2)
1. the double-core flow dividing structure of an alminium electrolytic condenser is characterized in that, comprises two guide pins, the first anodal aluminium foil, the second anodal aluminium foil, anodal electrolytic paper, the first negative pole electrolytic paper, the second negative pole electrolytic paper and negative pole aluminium foil; The said first anodal aluminium foil and the riveted joint of first guide pin; The said second anodal aluminium foil and the first anodal aluminium foil are overlapping; The said second anodal aluminium foil wraps up riveted joint place of the first anodal aluminium foil and the riveted joint of first guide pin; Said second guide pin and the riveted joint of negative pole aluminium foil, said anodal electrolytic paper, the first negative pole electrolytic paper and the second negative pole electrolytic paper place between the second anodal aluminium foil and the negative pole aluminium foil in order.
2. the double-core flow dividing structure of alminium electrolytic condenser according to claim 1 is characterized in that, said double-core flow dividing structure also comprises an adhesive tape; The width of said adhesive tape is identical with the negative pole aluminium foil, and the length of said adhesive tape is greater than 15% of the length of negative pole aluminium foil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220284127 CN202616049U (en) | 2012-06-15 | 2012-06-15 | Double-core shunting structure of aluminum electrolytic capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220284127 CN202616049U (en) | 2012-06-15 | 2012-06-15 | Double-core shunting structure of aluminum electrolytic capacitor |
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| CN202616049U true CN202616049U (en) | 2012-12-19 |
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| CN 201220284127 Expired - Fee Related CN202616049U (en) | 2012-06-15 | 2012-06-15 | Double-core shunting structure of aluminum electrolytic capacitor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113963953A (en) * | 2021-10-28 | 2022-01-21 | 湖南建顺电子有限公司 | Guide pin connecting structure for electrolytic capacitor |
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2012
- 2012-06-15 CN CN 201220284127 patent/CN202616049U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113963953A (en) * | 2021-10-28 | 2022-01-21 | 湖南建顺电子有限公司 | Guide pin connecting structure for electrolytic capacitor |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20130615 |