CN202487415U - High-voltage serial-parallel-inside capacitor - Google Patents
High-voltage serial-parallel-inside capacitor Download PDFInfo
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- CN202487415U CN202487415U CN2012200457390U CN201220045739U CN202487415U CN 202487415 U CN202487415 U CN 202487415U CN 2012200457390 U CN2012200457390 U CN 2012200457390U CN 201220045739 U CN201220045739 U CN 201220045739U CN 202487415 U CN202487415 U CN 202487415U
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- single face
- crosstalk
- container
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Abstract
The utility model discloses a high-voltage serial-parallel-inside capacitor which comprises a capacitor core, a leading wire and an encapsulation layer. The capacitor core comprises a first single-side metallization membrane, a second single-side metallization membrane and an electrode leading-out layer. A metal coating of the first single-side metallization membrane and a metal coating of the second single-side metallization membrane are oppositely arranged in overlapped mode, and the metal coating of the first single-side metallization membrane is narrower than the metal coating of the second single-side metallization membrane. The electrode leading-out layer, the first single-side metallization membrane and the second single-side metallization membrane form a serial-parallel-inside capacitor bank of the high-voltage serial-parallel-inside capacitor. The high-voltage serial-parallel-inside capacitor increases current carrying capacity, and at the same time the fact that electric capacity is difficult to control caused by swing of the membranes in the process of winding can not occur. Meanwhile, on the basis of the arrangement, by arranging a plurality of groups of metal coatings, cascade stage of the serial-parallel-inside capacitor is expanded, and purpose of improving withstand voltage is achieved.
Description
Technical field
The utility model relates to a kind of capacitor, especially a kind of interior crosstalk container of high pressure that can tolerate above DC of 1000V or the AC magnitude of voltage more than the 250V.
Background technology
Crosstalk container in the high pressure of prior art has plenty of metalized film, one or more smooth film and two aluminium foils of employing, the high-voltage capacitor of going here and there in constituting one; Have plenty of metalized film, one or more smooth film and the double-sided metal film of employing, constitute the high-voltage capacitor of one two interior string or many interior strings.The defective of this structure is, the anti-rush of current of exit very capable, and the connecting portion of interior string but is the weakest link of anti-rush of current.Along with the raising of use occasion to current requirements, phenomenon very easily appears blowing in the metalized film of crosstalk container in the link, causes open failure, and the current capacity of capacitor reduces greatly.In the prior art two single face metalized films that coating is wide of employing are arranged also simultaneously, overcome this problem through the overlapping method of coating.But still have a problem, and be exactly that film is dancing slightly when reeling, just the phenomenon of mutual dislocation will inevitably take place in two wide coating, will occur condenser capacity problem more rambunctious like this.When in a plurality of capacitors, going here and there, capacity is difficult to control more.
The utility model content
In order to solve the problems of the technologies described above, the purpose of the utility model is to provide crosstalk container in a kind of high pressure, can when increasing current capacity, can not cause capacitance to be difficult to control because of the swing of film.
To achieve these goals; The utility model provides crosstalk container in a kind of high pressure; Comprise capacitor body, lead-in wire and encapsulated layer; Said capacitor body comprises the first single face metalized film, the second single face metalized film and electrode derived layer; The overlapping relatively setting of the coat of metal of the said first and second single face metalized films, and the coat of metal of the said first single face metalized film is narrower than the coat of metal of the second single face metalized film, and said electrode derived layer and the said first and second single face metalized films constitute the interior string capacitance group of crosstalk container in the said high pressure.
As preferably; Crosstalk container in the high pressure according to claim 1; It is characterized in that; Said capacitor body also comprises the light film that covers respectively outside the said first and/or second single face metalized film, and said electrode derived layer is located on the said smooth film, and the thickness of said smooth film is 3 μ m to 20 μ m.
As preferably, the said first and second single face metalized films are respectively the single face double-edge metalized film that single face partly is covered with the coat of metal, and said single face double-edge metalized film side resistance is between 0.5 Ω/ to 20 Ω/.
As preferably, said electrode derived layer is that two thickness are the aluminium foil of 5 μ m to 15 μ m.
As preferably, said electrode derived layer is the double-sided metal film, and the coat of metal compartment of terrain on two faces of said double-sided metal film is made as two groups.
As preferably, being made as, the coat of metal compartment of terrain of said overlapping relatively setting organizing more; Said electrode derived layer is the double-sided metal film; Coat of metal compartment of terrain on two faces of said double-sided metal film is made as many groups; Should many group coats of metal with respect to the coat of metal of many groups of said overlapping relatively settings and the fissure of displacement is arranged, and its quantity is Duoed one group than the group number of the coat of metal of said overlapping relatively setting.
As preferably, said double-sided metal film is the polyester film, and the square resistance of said polyester film is that 0.5 Ω/ to 10 Ω/, thickness are 3 μ m to 10 μ m.
As preferably, the said first and second single face metalized films are metallized polyester film or metallized polypropylene film.
As preferably, the coat of metal of the said first and second single face metalized films is zinc or silver or aluminium or its alloy.
As preferably, said smooth film is a polypropylene light film.
Compared with prior art, the beneficial effect of crosstalk container is in the high pressure of the utility model: overlapping relatively through width different metallic coating, and when increasing current capacity, when reeling, can not cause capacitance to be difficult to control because of the swing of film.Simultaneously, on this basis, through many group coats of metal are set, the tandem of crosstalk container in expanding reaches and improves withstand voltage purpose.
Description of drawings
Fig. 1 is the structural representation of crosstalk container in the high pressure of embodiment one of the utility model;
Fig. 2 is the structural representation of crosstalk container in the high pressure of embodiment two of the utility model;
Fig. 3 is the structural representation of crosstalk container in the high pressure of embodiment three of the utility model.
Main description of reference numerals
The 1-first single face metalized film 2-first single face metalized film
11,21; 111,211; 112, the coat of metal of the overlapping relatively setting of 212-
3,4-electrode derived layer
31,32-aluminium foil
41,42, the 43-coat of metal
5-light film
Embodiment
Below in conjunction with accompanying drawing and specific embodiment crosstalk container in the high pressure of the utility model is described in further detail, but not as the qualification to the utility model.
Crosstalk container in the high pressure of the utility model; Comprise capacitor body, lead-in wire and encapsulated layer; Capacitor body comprises the first single face metalized film, the second single face metalized film and electrode derived layer; The overlapping relatively setting of the coat of metal of the first and second single face metalized films; And the coat of metal of the first single face metalized film is narrower than the coat of metal of the second single face metalized film, and electrode derived layer and the said first and second single face metalized films constitute the interior string capacitance group of the interior crosstalk container of high pressure of the utility model.The said coat of metal overlaps, and as a pole plate and the link of interior crosstalk container, the link cross section of crosstalk container has increased by one times in being equivalent to, and has improved the current capacity of whole capacitor device, and has still kept the self-healing property of metalized film.Select the purpose of the first narrower single face metalized film of coating to be, cause the unmanageable problem of film swing capacitance when reeling thereby overcome because the coating width of two single face metalized films is identical.Adopt crosstalk container in the high pressure of the utility model of this structure to be fit to very much to use in high pressure (reaching DC or the AC magnitude of voltage more than the 250V 1000V more than) current applications greatly, like electrodeless lamp, Mosquito killer lamp etc.
Below specify the interior crosstalk container of high pressure of the utility model through embodiment.
Embodiment one
Fig. 1 is the structural representation of crosstalk container in the high pressure of embodiment one of the utility model.As shown in Figure 1; The first single face metalized film 1 of crosstalk container and the coat of metal 11, the 21 overlapping relatively settings of the second single face metalized film 2 in the high pressure of the embodiment one of the utility model; The coat of metal 11 of the first single face metalized film 1 is narrower than the coat of metal 21 of the second single face metalized film 2, string capacitance group in the electrode derived layer 3 and the first or second single face metalized film constitute.
As a kind of improvement, capacitor body can also comprise the light film 5 that covers respectively outside the first and/or second single face metalized film, and the number of plies of light film 5 can require to select according to actual process, can have, and also can not have, and also multilayer can be set.Electrode derived layer 3 is located on the light film 5.Be that the first and second single face metalized films all are covered with light film 5 outward shown in Fig. 1.As further improvement, light film 5 is a polypropylene light film.Electrode derived layer 3 be respectively with two aluminium foils 31,32 of first and second single face metalized films couplings.In the present embodiment, aluminium foil 31,32 abuts against on the light film 5.
Improve as another kind, the thickness of the light film 5 of crosstalk container is at 3 μ m to 20 μ m in the high pressure of the embodiment one of the utility model.Further, the first and second single face metalized films are metallized polyester film or metallized polypropylene film, and simultaneously, the coat of metal of the first and second single face metalized films is zinc or silver or aluminium or its alloy.
Embodiment two
Fig. 2 is the structural representation of crosstalk container in the high pressure of embodiment two of the utility model.The difference of crosstalk container and embodiment one is the electrode derived layer in the high pressure of the embodiment two of the utility model.As shown in Figure 2; The electrode derived layer 4 of crosstalk container is a two-sided metalized film in the high pressure of the embodiment two of the utility model, is coated with the two groups of coats of metal 41,42 and the interior string of the first and second single face metalized films capacitance group of space on each face of double-sided metal film.This employing double-sided metal film is as the structure of electrode derived layer, makes that crosstalk integral container volume can be littler in the high pressure of embodiment two of the utility model, conveniently in more circuit, using.
Embodiment three
Fig. 3 is the structural representation of crosstalk container in the high pressure of embodiment three of the utility model.The difference of crosstalk container and embodiment one, embodiment two is to realize many crosstalks appearances in the high pressure of the embodiment three of the utility model.During actual process is produced, among the embodiment one paper tinsel formula structure be not suitable for be processed into multistage in the crosstalk container.The overlapping relatively coat of metal of crosstalk container is divided into how the group compartment of terrains are located on the first and second single face metalized films in the high pressure of the embodiment three of the utility model; The electrode derived layer is a two-sided metalized film; On each face of double-sided metal film also the compartment of terrain be provided with constitute with the first and second single face metalized films in many groups coat of metal of string capacitance group; It is arranged with respect to many groups coat of metal fissure of displacement overlapping relatively on the first and second single face metalized films, and its quantity is than more than the quantity of the group of the manying coat of metal overlapping relatively on the first and second single face metalized films one.As shown in Figure 3, holding with four crosstalks is that example is explained.Two groups of coats of metal 111 of overlapping relatively setting; 211 and 112,212 compartment of terrains are located on the first and second single face metalized films 1 and 2, and electrode derived layer 4 is a two-sided metalized film; On each face of double-sided metal film also the compartment of terrain be provided with the three groups of coats of metal 41,42 and 43 with first and second single face metalized films couplings; Its two groups of coats of metal 111,211 and 112,212 fissure of displacement with respect to overlapping relatively setting on the first and second single face metalized films are arranged.This structure makes that the crosstalk container is realized the level Four capacitances in series in the high pressure of embodiment three of the utility model, and volume is little, is convenient to very much production and processing.
Compare with interior crosstalk container of the prior art, the crosstalk container can not cause capacitance to be difficult to control when reeling because of the swing of film when increasing current capacity in the high pressure of the utility model.Realize simultaneously multistage capacitances in series on this basis.
Above embodiment is merely the exemplary embodiment of the utility model, is not used in restriction the utility model, and the protection range of the utility model is defined by the claims.Those skilled in the art can make various modifications or be equal to replacement the utility model in the essence and protection range of the utility model, this modification or be equal to replacement and also should be regarded as dropping in the protection range of the utility model.
Claims (10)
1. crosstalk container in the high pressure; Comprise capacitor body, lead-in wire and encapsulated layer; It is characterized in that; Said capacitor body comprises the first single face metalized film, the second single face metalized film and electrode derived layer; The overlapping relatively setting of the coat of metal of the said first and second single face metalized films, and the coat of metal of the said first single face metalized film is narrower than the coat of metal of the second single face metalized film, and said electrode derived layer and the said first and second single face metalized films constitute the interior string capacitance group of crosstalk container in the said high pressure.
2. crosstalk container in the high pressure according to claim 1; It is characterized in that; Said capacitor body also comprises the light film that covers respectively outside the said first and/or second single face metalized film, and said electrode derived layer is located on the said smooth film, and the thickness of said smooth film is 3 μ m to 20 μ m.
3. crosstalk container in the high pressure according to claim 1 and 2; It is characterized in that; The said first and second single face metalized films are respectively the single face double-edge metalized film that single face partly is covered with the coat of metal, and said single face double-edge metalized film side resistance is between 0.5 Ω/ to 20 Ω/.
4. crosstalk container in the high pressure according to claim 3 is characterized in that said electrode derived layer is that two thickness are the aluminium foil of 5 μ m to 15 μ m.
5. crosstalk container in the high pressure according to claim 3 is characterized in that said electrode derived layer is the double-sided metal film, and the coat of metal compartment of terrain on two faces of said double-sided metal film is made as two groups.
6. crosstalk container in the high pressure according to claim 1 is characterized in that, the coat of metal compartment of terrain of said overlapping relatively setting is made as many groups; Said electrode derived layer is the double-sided metal film; Coat of metal compartment of terrain on two faces of said double-sided metal film is made as many groups; Should many group coats of metal with respect to the coat of metal of many groups of said overlapping relatively settings and the fissure of displacement is arranged, and its quantity is Duoed one group than the group number of the coat of metal of said overlapping relatively setting.
7. according to crosstalk container in claim 5 or the 6 described high pressure, it is characterized in that said double-sided metal film is the polyester film, the square resistance of said polyester film is that 0.5 Ω/ to 10 Ω/, thickness are 3 μ m to 10 μ m.
8. crosstalk container in the high pressure according to claim 1 is characterized in that the said first and second single face metalized films are metallized polyester film or metallized polypropylene film.
9. crosstalk container in the high pressure according to claim 1 is characterized in that, the coat of metal of the said first and second single face metalized films is zinc or silver or aluminium or its alloy.
10. crosstalk container in the high pressure according to claim 2 is characterized in that said smooth film is a polypropylene light film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200457390U CN202487415U (en) | 2012-02-13 | 2012-02-13 | High-voltage serial-parallel-inside capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200457390U CN202487415U (en) | 2012-02-13 | 2012-02-13 | High-voltage serial-parallel-inside capacitor |
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| Publication Number | Publication Date |
|---|---|
| CN202487415U true CN202487415U (en) | 2012-10-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200457390U Expired - Lifetime CN202487415U (en) | 2012-02-13 | 2012-02-13 | High-voltage serial-parallel-inside capacitor |
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| Country | Link |
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| CN (1) | CN202487415U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103337363A (en) * | 2013-06-05 | 2013-10-02 | 广西华赣电力设备有限公司 | An energy storage pulse capacitor |
| CN114076846A (en) * | 2021-11-11 | 2022-02-22 | 山东德源电力科技股份有限公司 | Ring main unit is with digital voltage sensor |
-
2012
- 2012-02-13 CN CN2012200457390U patent/CN202487415U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103337363A (en) * | 2013-06-05 | 2013-10-02 | 广西华赣电力设备有限公司 | An energy storage pulse capacitor |
| CN103337363B (en) * | 2013-06-05 | 2018-03-13 | 广西华赣电力设备有限公司 | A kind of energy-storage pulsed capacitor |
| CN114076846A (en) * | 2021-11-11 | 2022-02-22 | 山东德源电力科技股份有限公司 | Ring main unit is with digital voltage sensor |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121010 |
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| CX01 | Expiry of patent term |