CN102412063A - High-voltage pulse capacitor used for rapid discharging - Google Patents
High-voltage pulse capacitor used for rapid discharging Download PDFInfo
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- CN102412063A CN102412063A CN2011101680687A CN201110168068A CN102412063A CN 102412063 A CN102412063 A CN 102412063A CN 2011101680687 A CN2011101680687 A CN 2011101680687A CN 201110168068 A CN201110168068 A CN 201110168068A CN 102412063 A CN102412063 A CN 102412063A
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Abstract
The invention discloses a pulse capacitor used for a rapid discharging unit. The pulse capacitor comprises: a capacitor leading electrode plate, which is directly covered on an end surface of a capacitor serial module and is pressed tightly as well as is led out of a plastic housing by a cylinder electrode; a capacitor and switch discharging branch switch electrode; a capacitor side surface charging electrode, which is connected with the leading electrode plate inside the housing; a packaging plastic housing and a sealing ring and the like. All assemblies of a capacitor slug are formed by metal electrode plates and dielectric film materials by a winding mode; the plurality of assemblies are in series connection to form the capacitor slug; and the metal electrode plates at two ends of the capacitor slug are respectively connected with the capacitor leading electrode plate. According to the invention, the pulse capacitor employing the above-mentioned structure has a good insulation characteristic and is not easy to be broken down; besides, the material stability is good and service life is long. In addition, there is no welding point inside the capacitor slug and safety coefficient is high.
Description
Technical field:
The present invention relates to the Pulse Power Techniques field, what specifically relate to is a kind of pulse capacitor that is used for fast discharge cell.
Background technology:
The fast pulse discharge has in fields such as high voltage technique, pulse powers very widely uses.Generally speaking, the high-voltage pulse capacitor that is used for fast pulse discharge mainly contains two kinds of structures, and the one, string structure in the papery is about to aluminium foil and forms capacitor as electrode and plastic film or with the complex media coiling of insulating paper and film formation; Another kind is full film metallization structure, is about to plastic film or insulating paper and under vacuum state, plates one deck metal level as thin as a wafer as electrode, again its coiling is constituted capacitor.Defectives such as but it is low that the pulse capacitor of these two kinds of structures exists coefficient of safety respectively, and volume is big and current capacity is little, and useful life is short.What pulse capacitor adopted among the present invention is follow-on first kind of structure.
Summary of the invention:
The technological difficulties that the present invention solves are: on the basis of prior art achievement, overcome its defective, provide a kind of and can be used for the fast pulse discharge cell, and long service life, coefficient of safety is high, novel high-pressure pulse capacitor simple in structure.
The technical solution adopted for the present invention to solve the technical problems is following:
A kind of pulse capacitor that is used for fast discharge cell; Comprise capacitor extraction electrode plate, cylinder electrode, switching electrode, capacitor side charging electrode, encapsulate and mould shell and capacitor body; Said capacitor extraction electrode plate is close to encapsulation and is moulded the shell inwall and is connected with cylinder electrode, and cylinder electrode passes encapsulation and moulds shell and be connected with the electrode of transferring;
Said capacitor body is arranged on encapsulation and moulds shell inside, and the metal electrode board at capacitor body two ends is connected with capacitor extraction electrode plate respectively.
Said capacitor side charging electrode is arranged on encapsulation and moulds the shell-side face and pass encapsulation and mould shell, and capacitor side charging electrode moulds in encapsulation that shell is inner to be connected with capacitor extraction electrode plate.
Said capacitor body is made up of several capacitor body assembly series connection, and each capacitor core sub-component all is to laminate the back coiling with metal electrode board and multilayer dielectricity membrane material to form.
Said capacitor body and encapsulation are moulded between the shell inwall and are filled with impregnating agent, and impregnating agent is cobasis toluene.
The metal electrode board at said capacitor body two ends just is meant the outermost layer aluminium foil plate of two ends capacitor core sub-component, and this aluminium foil plate is connected with capacitor extraction electrode plate behind the wound capacitor core assembly.
Said metal electrode board refers to and is used for laminating the aluminium foil plate that the back coiling forms the capacitor core sub-component with the multilayer dielectricity membrane material.
Said metal electrode board is the aluminium foil plate, and the deielectric-coating material is the PP film.
The component internal of the capacitor body of said convoluted structure has multiple layer metal battery lead plate and deielectric-coating material to laminate each other, has formed a plurality of little electric capacity and series connection.
Novel pulse capacitor of the present invention, it comprises capacitor extraction electrode plate, it directly covers at capacitors in series assembly end face and compresses, and is drawn out to through cylinder electrode and moulds outside the shell; Capacitor and switch discharge paths switching electrode; Capacitor side charging electrode is connected with the extraction electrode plate in enclosure interior; Shell and sealing ring etc. are moulded in encapsulation.Each assembly of capacitor body adopts metal electrode board and deielectric-coating material webs around forming, and several assembly series connection constitute capacitor body, and capacitor body two ends metal electrode board is connected with capacitor extraction electrode plate respectively.It is breakdown to adopt metal electrode board to be difficult for, and stability of material is good, long service life.In addition, no solder joint in the capacitor body, coefficient of safety is high.
Description of drawings:
Below in conjunction with accompanying drawing and embodiment the present invention is explained further details.
Fig. 1 is the structural representation of pulse capacitor of the present invention.
Fig. 2 is the structural representation of pulse capacitor fuse of the present invention.
Wherein: 1 is capacitor extraction electrode plate; 2 is cylinder electrode; 3 are the switching electrode; 4 is capacitor side charging electrode; 5 is that shell is moulded in encapsulation; 6 is sealing ring; 7 is the capacitor core sub-component; 8 is capacitor body.
Embodiment:
Like Fig. 1, shown in Figure 2, pulse capacitor of the present invention comprises: capacitor extraction electrode plate (1); Cylinder electrode (2); Switching electrode (3); Capacitor side charging electrode (4); Shell (5) is moulded in encapsulation; Sealing ring (6); Capacitor core sub-component (7); Capacitor body (8).
In the embodiment shown in fig. 1, capacitor extraction electrode plate (1) directly covers at capacitors in series assembly end face and compresses, and is drawn out to through cylinder electrode (2) and moulds outside the shell; Capacitor side charging electrode (4) is connected with extraction electrode plate (1) in enclosure interior.
In embodiment illustrated in fig. 2, capacitor body (8) is in shell (5) is moulded in encapsulation, and capacitor body (8) sidewall and top base and encapsulation are moulded between shell (5) inwall and be filled with impregnating agent.Each assembly of capacitor body (7) adopts metal electrode board and deielectric-coating material webs around forming, and several assembly series connection constitute capacitor body (8), and capacitor body two ends metal electrode board is connected with capacitor extraction electrode plate (1) respectively.
Above-mentioned metal electrode board is the aluminium foil plate, and the deielectric-coating material is the PP film.
Metal electrode board refers to and is used for laminating the aluminium foil plate that the back coiling forms the capacitor core sub-component with the multilayer dielectricity membrane material.
The component internal of the capacitor body of convoluted structure has multiple layer metal battery lead plate and deielectric-coating material to laminate each other, has formed a plurality of little electric capacity and series connection.
The metal electrode board at capacitor body two ends just is meant the outermost layer aluminium foil plate of two ends capacitor core sub-component.This aluminium foil plate is connected with capacitor extraction electrode plate behind the wound capacitor core assembly.
Above content is to combine concrete preferred implementation to further explain that the present invention did; Can not assert that embodiment of the present invention only limits to this; Those of ordinary skill for technical field under the present invention; Under the prerequisite that does not break away from the present invention's design, can also make some simple deduction or replace, all should be regarded as belonging to the present invention and confirm scope of patent protection by claims of being submitted to.
Claims (8)
1. a pulse capacitor that is used for fast discharge cell comprises capacitor extraction electrode plate, cylinder electrode, switching electrode, capacitor side charging electrode, encapsulates and mould shell and capacitor body, it is characterized in that:
Said capacitor extraction electrode plate is close to encapsulation and is moulded the shell inwall and is connected with cylinder electrode, and cylinder electrode passes encapsulation and moulds shell and be connected with the electrode of transferring;
Said capacitor body is arranged on encapsulation and moulds shell inside, and the metal electrode board at capacitor body two ends is connected with capacitor extraction electrode plate respectively.
2. a kind of according to claim 1 pulse capacitor that is used for fast discharge cell; It is characterized in that: said capacitor side charging electrode is arranged on encapsulation and moulds the shell-side face and pass encapsulation and mould shell, and capacitor side charging electrode moulds in encapsulation that shell is inner to be connected with capacitor extraction electrode plate.
3. a kind of according to claim 1 pulse capacitor that is used for fast discharge cell; It is characterized in that: said capacitor body is made up of several capacitor body assembly series connection, and each capacitor core sub-component all is to laminate the back coiling with metal electrode board and multilayer dielectricity membrane material to form.
4. a kind of according to claim 1 pulse capacitor that is used for fast discharge cell, it is characterized in that: said capacitor body and encapsulation are moulded between the shell inwall and are filled with impregnating agent, and impregnating agent is cobasis toluene.
5. a kind of according to claim 1 pulse capacitor that is used for fast discharge cell is characterized in that:
The metal electrode board at said capacitor body two ends just is meant the outermost layer aluminium foil plate of two ends capacitor core sub-component, and this aluminium foil plate is connected with capacitor extraction electrode plate behind the wound capacitor core assembly.
6. a kind of according to claim 1 pulse capacitor that is used for fast discharge cell is characterized in that:
Said metal electrode board refers to and is used for laminating the aluminium foil plate that the back coiling forms the capacitor core sub-component with the multilayer dielectricity membrane material.
7. like the said a kind of pulse capacitor that is used for fast discharge cell of claim 6, it is characterized in that: said metal electrode board is the aluminium foil plate, and the deielectric-coating material is the PP film.
8. like the said a kind of pulse capacitor that is used for fast discharge cell of claim 6, it is characterized in that: the component internal of the capacitor body of said convoluted structure has multiple layer metal battery lead plate and deielectric-coating material to laminate each other, has formed a plurality of little electric capacity and series connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110168068 CN102412063B (en) | 2011-06-21 | 2011-06-21 | High-voltage pulse capacitor used for rapid discharging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110168068 CN102412063B (en) | 2011-06-21 | 2011-06-21 | High-voltage pulse capacitor used for rapid discharging |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102412063A true CN102412063A (en) | 2012-04-11 |
| CN102412063B CN102412063B (en) | 2013-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110168068 Expired - Fee Related CN102412063B (en) | 2011-06-21 | 2011-06-21 | High-voltage pulse capacitor used for rapid discharging |
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| CN (1) | CN102412063B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104008882A (en) * | 2013-02-22 | 2014-08-27 | 王海 | High-voltage pulse discharging capacitor and manufacturing method thereof |
| CN105931842A (en) * | 2016-06-08 | 2016-09-07 | 福建火炬电子科技股份有限公司 | Pulse power capacitor |
| CN107393717A (en) * | 2017-07-18 | 2017-11-24 | 中国工程物理研究院流体物理研究所 | A kind of high-voltage pulse capacitor |
| CN108922777A (en) * | 2018-06-22 | 2018-11-30 | 西北核技术研究所 | A kind of plate low inductance impulse capacitor of high pressure megavolt grade |
| CN110828176A (en) * | 2019-11-27 | 2020-02-21 | 东佳电子（郴州）有限公司 | Pulse capacitor for fast discharge unit |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11214260A (en) * | 1998-01-27 | 1999-08-06 | Murata Mfg Co Ltd | Non-linear dielectric element |
| CN201210445Y (en) * | 2008-06-04 | 2009-03-18 | 无锡宏广电容器有限公司 | Low inductance high-voltage impulse capacitor |
-
2011
- 2011-06-21 CN CN 201110168068 patent/CN102412063B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11214260A (en) * | 1998-01-27 | 1999-08-06 | Murata Mfg Co Ltd | Non-linear dielectric element |
| CN201210445Y (en) * | 2008-06-04 | 2009-03-18 | 无锡宏广电容器有限公司 | Low inductance high-voltage impulse capacitor |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104008882A (en) * | 2013-02-22 | 2014-08-27 | 王海 | High-voltage pulse discharging capacitor and manufacturing method thereof |
| CN104008882B (en) * | 2013-02-22 | 2018-03-27 | 王海 | High pressure pulse discharge capacitor and preparation method thereof |
| CN105931842A (en) * | 2016-06-08 | 2016-09-07 | 福建火炬电子科技股份有限公司 | Pulse power capacitor |
| CN107393717A (en) * | 2017-07-18 | 2017-11-24 | 中国工程物理研究院流体物理研究所 | A kind of high-voltage pulse capacitor |
| CN108922777A (en) * | 2018-06-22 | 2018-11-30 | 西北核技术研究所 | A kind of plate low inductance impulse capacitor of high pressure megavolt grade |
| CN110828176A (en) * | 2019-11-27 | 2020-02-21 | 东佳电子（郴州）有限公司 | Pulse capacitor for fast discharge unit |
| CN110828176B (en) * | 2019-11-27 | 2022-01-07 | 东佳电子（郴州）有限公司 | Pulse capacitor for fast discharge unit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102412063B (en) | 2013-05-22 |
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