CN206849704U - A kind of aluminium electrolutic capacitor of new anti-lightning - Google Patents
A kind of aluminium electrolutic capacitor of new anti-lightning Download PDFInfo
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- CN206849704U CN206849704U CN201720783692.0U CN201720783692U CN206849704U CN 206849704 U CN206849704 U CN 206849704U CN 201720783692 U CN201720783692 U CN 201720783692U CN 206849704 U CN206849704 U CN 206849704U
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- electrolytic paper
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Abstract
The utility model provides a kind of aluminium electrolutic capacitor of new anti-lightning, including housing, it is coated on the sebific duct of hull outside, and it is sleeved on the core bag in housing, the core side of wrapping and it is provided with encapsulated layer positioned at the opening of housing, described core bag is soaked with electrolyte of the flash over voltage in more than 490V, the core bag is by anode foils, Cathode Foil and electrolytic paper it is overlapping and wind form, the phase homonymy of wherein Cathode Foil and anode foils is respectively arranged with the electrolytic paper as substrate, encapsulated layer is provided with the negative electrode guide needle with the positive pole guide pin of anode foils nail joint and with Cathode Foil nail joint, the electrolytic paper includes internal layer electrolytic paper and outer layer electrolytic paper, the internal layer electrolytic paper is located on the inside of corresponding Cathode Foil or anode foils, the internal layer electrolytic paper is consistent with the tightness of outer layer electrolytic paper.The utility model effectively increases the overall proof voltage ability of product so that the resistance to instantaneous pressure capability improving of aluminium electrolutic capacitor to 2.2KV, has strong shock resistance, the high effect of security performance.
Description
Technical field
It the utility model is related to technical field of electrolytic, more particularly to a kind of alminium electrolytic condenser of new anti-lightning
Device.
Background technology
Existing alminium electrolytic condenser is typically employed in illumination or daily household electrical appliance in use, it goes out because of sudden bad weather
When existing lightning hits transmission line of electricity, it may appear that resident produces the high voltage surge of moment with transmission line of electricity, can make electric lighting or family
The general electrolytic electric capacity of the circuits such as electricity occurs the bad phenomenons such as breakdown, blast or drum bottom because of overvoltage, makes electric property abnormal,
Even cause the damage of electrical equipment.
Electrochemical capacitor is one of component largely used in electronic equipment, extensive use and the separated by direct communication in circuit,
Coupling, bypass, filtering, resonant tank, energy conversion, control etc., but common alminium electrolytic condenser, usual specified use
Voltage is in 500WV, and anti-moment big voltage is not over 1000V, and when moment, big voltage was more than 1000V, capacitor will appear from damaging
Bad explosion.
CN102226978A discloses a kind of anti-lightning guide pin type safety aluminium electrolutic capacitor, and its electrolytic paper is tied using double-deck
Structure, wherein internal layer electrolytic paper ensure that Cathode Foil and anode foils surface electrolyte are sufficient using the good material of low tightness absorbency,
Outer layer electrolytic paper improves the high voltage withstanding impact capacity of electrolysis ply of paper using the material of high tightness electrolytic paper, and then adds aluminium
The high pressure resistant impact capacity of electrolytic capacitor.But the aluminium electrolutic capacitor can only bear the above-mentioned instantaneous pressure impacts of 1KV, be
Higher instantaneous pressure impact can not be born.In its electrolytic paper double-decker, internal layer electrolytic paper is due to using low tightness imbibition
Property good material ensure that Cathode Foil and anode foils surface electrolyte is sufficient but high voltage withstanding impact capacity is not strong, and outer layer is electrolysed
Paper improves the high voltage withstanding impact capacity of electrolysis ply of paper but to the absorption property of electrolyte using the material of high tightness electrolytic paper
Power deficiency, easily causes capacitor life-span premature failure.
Utility model content
In order to solve above-mentioned the deficiencies in the prior art, the utility model provides a kind of alminium electrolytic condenser of new anti-lightning
Device, the ability of resistance to instantaneous pressure impact and the adsorptivity ability to electrolyte can be significantly improved, capacitor is born higher
Instantaneous pressure and can ensures the life-span.
Technical problem to be solved in the utility model is achieved by the following technical programs：
A kind of aluminium electrolutic capacitor of new anti-lightning, including housing, be coated on the sebific duct of hull outside and be sleeved on
Core bag in housing, the core side of wrapping and the opening positioned at housing are provided with encapsulated layer, and described core bag is soaked with flash over voltage
In more than 490V electrolyte, the core bag is overlapping and wind and form by anode foils, Cathode Foil and electrolytic paper, wherein Cathode Foil and
The phase homonymy of anode foils is respectively arranged with the electrolytic paper as substrate, is provided with through encapsulated layer and is led with the positive pole of anode foils nail joint
Pin and the negative electrode guide needle with Cathode Foil nail joint, the electrolytic paper include internal layer electrolytic paper and outer layer electrolytic paper, the internal layer electrolysis
Paper is located on the inside of corresponding Cathode Foil or anode foils, and the internal layer electrolytic paper is consistent with the tightness of outer layer electrolytic paper.
Further, the tightness of the internal layer electrolytic paper is not less than 0.95g/cm3, the tightness of outer layer electrolytic paper is not less than
0.95g/cm3。
Further, the internal layer electrolytic paper material is Spanish grass (Esparto).
Further, the outer layer electrolytic paper material is Spanish grass (Esparto).
Further, the thickness of the internal layer electrolytic paper is 50 μm, and the thickness of the outer layer electrolytic paper is 50 μm.
Further, the encapsulated layer is seal rubber plug or synthetic rubber.
The utility model has the advantages that：
The electrolytic paper of aluminium electrolutic capacitor of the present utility model uses double-decker, wherein internal layer electrolytic paper and outer layer electrolysis
Paper using the electrolytic paper that high voltage withstanding impact capacity is strong and electrolyte adsorption capacity is strong, makes capacitor to bear higher moment
High pressure and can ensures the life-span, while core bag is soaked with electrolyte of the flash over voltage in more than 490V, effectively increases the entirety of product
Proof voltage ability so that the resistance to instantaneous pressure capability improving of aluminium electrolutic capacitor to 2.2KV, there is strong shock resistance, safety
The high effect of performance, the not high blank of domestic safety aluminium electrolutic capacitor proof voltage impact capacity is filled up.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the double-deck electrolysis paper structure diagrammatic cross-section of the utility model.
In figure：1- sebific ducts；2- aluminum hulls；31- negative electrode guide needles；32- positive pole guide pins；4- encapsulated layers；5- electrolytic papers；51- internal layers
Electrolytic paper；52- outer layer electrolytic papers；6- anode foils；7- Cathode Foils.
Embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
Refering to Fig. 1-2, a kind of aluminium electrolutic capacitor of new anti-lightning, including housing 2, the glue for being coated on the outside of housing 2
Pipe 1 and the core bag being sleeved in housing 2, the core side of wrapping and the opening positioned at housing 2 are provided with encapsulated layer 4, the core
Bag is by anode foils 6, Cathode Foil 7 and electrolytic paper 5 is overlapping and winding forms, and the phase homonymy of wherein Cathode Foil 7 and anode foils 6 is set respectively
The electrolytic paper 5 as substrate is equipped with, is provided with the positive pole guide pin 32 of the nail joint of anode foils 6 through encapsulated layer 4 and is followed closely with Cathode Foil 7
The negative electrode guide needle 31 connect.
The electrolytic paper 5 includes internal layer electrolytic paper 51 and outer layer electrolytic paper 52, and the internal layer electrolytic paper 51 is positioned at corresponding
Cathode Foil 7 or the inner side of anode foils 6, the internal layer electrolytic paper 51 are consistent with the tightness of outer layer electrolytic paper 52.Preferably, in described
The tightness of layer electrolytic paper 51 is not less than 0.95g/cm3, the tightness of outer layer electrolytic paper 52 is not less than 0.95g/cm3.It is highly preferred that institute
It is Spanish grass (Esparto) to state the material of internal layer electrolytic paper 51, and the material of outer layer electrolytic paper 52 is Spanish grass (Esparto).The utility model is creative
Ground selects material of the Spanish grass (Esparto) as electrolytic paper 5, and Spanish grass (Esparto) is because its fibre structure and the technique of papermaking are compared with brown paper
Difference, under identical electrolytic paper thickness, the ability of its high voltage withstanding impact is strong and the ability of electrolyte absorption will compared with brown paper
It is excellent.Specifically, for voltage endurance capability, Spanish grass (Esparto) is 250V/ μm, and brown paper is 150V/ μm；For the energy of electrolyte absorption
Power（Longitudinal suction range）, Spanish grass (Esparto) 10mm/10min, brown paper 7mm/10min.The utility model internal layer electrolytic paper
51 and the material of outer layer electrolytic paper 52 be Spanish grass (Esparto), the electrolysis that high voltage withstanding impact capacity is strong and electrolyte adsorption capacity is strong
Paper, capacitor is born higher instantaneous pressure and can and ensure the life-span.In specific implementation, the thickness of the internal layer electrolytic paper 51
For 50 μm, the thickness of the outer layer electrolytic paper 52 is 50 μm.
Described core bag is soaked with electrolyte of the flash over voltage in more than 490V.Specifically, the electrolyte is by weight percentage
Form as follows：1) solvent：Including main solvent, 30%-35% hexylene glycol, 0.7-1.2% pure water；2) solute：Including 0.7-1.5%
Ammonium sebacate and 1.5-2.2% five roc acid ammoniums, 5-8% isosebacic acid ammoniums；3) additive：Including 0.52-0.70% to nitre
The ortho phosphorous acid of yl benzoic acid and 0.9-1.5%；4) flash over voltage elevator：Diethylene glycol (DEG) including 2% citric acid and 2%.
In specific implementation, the encapsulated layer 4 is seal rubber plug or synthetic rubber.Preferably, the seal rubber plug is insulation
More than voltage 500V butyl rubber, described housing is in the sebific duct 1 that dielectric strength is more than 10KV/mm.
Embodiment described above only expresses embodiment of the present utility model, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the utility model patent scope can not be interpreted as, as long as using equivalent substitution or the form of equivalent transformation institute
The technical scheme of acquisition, it all should fall within the scope of protection of the utility model.
Claims (6)
1. a kind of aluminium electrolutic capacitor of new anti-lightning, including housing, it is coated on the sebific duct of hull outside and is sleeved on shell
Internal core bag, the core side of wrapping and the opening positioned at housing are provided with encapsulated layer, it is characterised in that described core bag is soaked with
Flash over voltage more than 490V electrolyte, the core bag by anode foils, Cathode Foil and electrolytic paper it is overlapping and wind form, wherein
The phase homonymy of Cathode Foil and anode foils is respectively arranged with the electrolytic paper as substrate, is provided with and anode foils nail joint through encapsulated layer
Positive pole guide pin and negative electrode guide needle with Cathode Foil nail joint, the electrolytic paper includes internal layer electrolytic paper and outer layer electrolytic paper, described
Internal layer electrolytic paper is located on the inside of corresponding Cathode Foil or anode foils, and the internal layer electrolytic paper is consistent with the tightness of outer layer electrolytic paper.
2. the aluminium electrolutic capacitor of new anti-lightning as claimed in claim 1, it is characterised in that the internal layer electrolytic paper it is tight
Degree is not less than 0.95g/cm3, the tightness of outer layer electrolytic paper is not less than 0.95g/cm3。
3. the aluminium electrolutic capacitor of new anti-lightning as claimed in claim 2, it is characterised in that the internal layer electrolytic paper material
For Spanish grass (Esparto).
4. the aluminium electrolutic capacitor of new anti-lightning as claimed in claim 2, it is characterised in that the outer layer electrolytic paper material
For Spanish grass (Esparto).
5. the aluminium electrolutic capacitor of new anti-lightning as claimed in claim 1, it is characterised in that the thickness of the internal layer electrolytic paper
Spend for 50 μm, the thickness of the outer layer electrolytic paper is 50 μm.
6. the aluminium electrolutic capacitor of new anti-lightning as claimed in claim 1, it is characterised in that the encapsulated layer is fluid sealant
Plug or synthetic rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720783692.0U CN206849704U (en) | 2017-06-30 | 2017-06-30 | A kind of aluminium electrolutic capacitor of new anti-lightning |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720783692.0U CN206849704U (en) | 2017-06-30 | 2017-06-30 | A kind of aluminium electrolutic capacitor of new anti-lightning |
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| CN206849704U true CN206849704U (en) | 2018-01-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107195460A (en) * | 2017-06-30 | 2017-09-22 | 肇庆绿宝石电子科技股份有限公司 | A kind of aluminium electrolutic capacitor of new anti-lightning and preparation method thereof |
-
2017
- 2017-06-30 CN CN201720783692.0U patent/CN206849704U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107195460A (en) * | 2017-06-30 | 2017-09-22 | 肇庆绿宝石电子科技股份有限公司 | A kind of aluminium electrolutic capacitor of new anti-lightning and preparation method thereof |
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