CN203260491U - High-frequency capacitor - Google Patents
High-frequency capacitor Download PDFInfo
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- CN203260491U CN203260491U CN 201320291514 CN201320291514U CN203260491U CN 203260491 U CN203260491 U CN 203260491U CN 201320291514 CN201320291514 CN 201320291514 CN 201320291514 U CN201320291514 U CN 201320291514U CN 203260491 U CN203260491 U CN 203260491U
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- capacitor
- frequency
- high frequency
- frequency capacitor
- capacity cell
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Abstract
The utility model belongs to the technical field of capacitors, especially relates to a high-frequency capacitor. With the high-frequency capacitor adopted, technical problems such as unreasonable design and poor high frequency filtering effect in the prior art can be solved. The high-frequency capacitor includes a capacitor element and two pins arranged on the capacitor element. The high-frequency capacitor is characterized in that the capacitor element comprises a winding unit and an encapsulation layer coated on the winding unit; the winding unit comprises an outer manganese copper alloy film and inner aluminum foil which are correspondingly arranged; and a metallized polypropylene film is arranged between the outer manganese copper alloy film and the inner aluminum foil. Compared with the prior art, the high-frequency capacitor of the utility model has the advantages of more reasonable design, simpler structure, easiness in installation and disassembly, strong practicability and long service life, excellent high frequency filtering effect, small high-frequency loss and low temperature.
Description
Technical field
The utility model belongs to the capacitor technology field, especially relates to a kind of high frequency capacitor.
Background technology
Along with making rapid progress of electronic information technology, the update speed of digital electronic goods is more and more faster, take products such as panel TV, notebook computer, digital cameras as main consumer electronics product volume of production and marketing sustainable growth, driven the capacitor industrial growth, the storage electric charge that the electrode that conductor approaching by two and mutually insulated is made forms and the device capacitor of electric energy are one of a large amount of electronic components that use in the electronic equipment, be widely used in handing over every straight-through in the circuit, coupling, bypass, filtering, resonant tank, power conversion, the aspects such as control.In order to improve the filter effect of capacitor, for this reason, people have carried out long-term exploration, have proposed various solutions.
For example, Chinese patent literature discloses a kind of high frequency capacitor [application number: 96200074.4], adopt the poor electrical performance that many (group) capacitor body series and parallels cause and design, the two-plate that it is characterized in that capacitor body, be provided with some roads groove in its parallel direction, and two-plate is attached on the dielectric layer respectively, and not cover the adhesion layer that described groove consists of between two-plate be respectively a group capacitor.In addition, Chinese patent literature also discloses another kind of capacitor [application number: 201020698211.4], include body, sleeve, end cap and binding post, one end of sleeve is socketed on the body, the other end of sleeve connects end cap, binding post links to each other with body and stretches out in outside the end cap, it is characterized in that: the spinosity sheet also is set between described body and the sleeve, the thorn sheet includes inserted sheet and the plug that is connected on this inserted sheet, be provided with flexure strip on the plug, one end of flexure strip is connected on this plug, and the other end of flexure strip sticks up to turning up towards the inserted sheet lateral direction, and the inner chamber of sleeve is provided with the socket that can match with plug; The both sides of inserted sheet respectively interval are provided with a plurality of hangnails, and above-mentioned two schemes has improved prior art to a certain extent, but its complex structure of capacitor here, and also the High frequency filter effect is relatively poor, and high-frequency loss is larger, can't satisfy instructions for use.
The utility model content
The purpose of this utility model is for the problems referred to above, provides a kind of simple in structure, the high frequency capacitor that High frequency filter is effective and high-frequency loss is little.
For achieving the above object, the utility model has adopted following technical proposal: this high frequency capacitor comprises capacity cell and two pins that are arranged on the capacity cell, it is characterized in that, described capacity cell comprises winder unit and is covered in the encapsulated layer of winder unit outside, described winder unit comprises corresponding outer manganin film and the interior aluminium foil that arranges, and is provided with metallized polypropylene film between manganin film and the interior aluminium foil outside.Obviously, it is more reasonable to the utlity model has design, and structure is simpler, easily installation and removal, and practical and long service life, in addition, its High frequency filter is effective and high-frequency loss is little, and whole capacitor temperature is low, meets the trend of current social technical development.
As preferably, in above-mentioned high frequency capacitor, described encapsulated layer is made by epoxy resin.This epoxy resin is flame retardant type epoxy resin.
As preferably, in above-mentioned high frequency capacitor, this capacitor also comprises tubular housing, and described capacity cell is arranged in the housing.
As preferably, in above-mentioned high frequency capacitor, described housing one end has installation portion.This structure has easy installation and the advantage such as fixing.
As preferably, in above-mentioned high frequency capacitor, described installation portion comprises the reference column that is fixed on housing one end center, is provided with external screw thread at the reference column sidepiece.
Compared with prior art, the advantage of this high frequency capacitor is: it is more reasonable to design, and structure is simpler, easily installation and removal, practical and long service life, in addition, its High frequency filter is effective and high-frequency loss is little, and whole capacitor temperature is low, meets the trend of current social technical development.
Description of drawings
Fig. 1 is the structural representation that the utility model provides.
Fig. 2 is the capacity cell structure schematic diagram that the utility model provides.
Fig. 3 is the winder unit structural representation that the utility model provides.
Among the figure, capacity cell 1, winder unit 11, encapsulated layer 12, pin 2, housing 3, installation portion 4, reference column 41, outer manganin film a, interior aluminium foil b, metallized polypropylene film c.
Embodiment
The utility model is described in more detail below in conjunction with the drawings and specific embodiments.
As Figure 1-3, this high frequency capacitor comprises capacity cell 1 and two pins 2 that are arranged on the capacity cell 1, this capacity cell 1 comprises winder unit 11 and is covered in the encapsulated layer 12 of winder unit 11 outsides, prioritization scheme, the encapsulated layer 12 is here made by epoxy resin, described winder unit 11 comprises corresponding outer manganin film a and the interior aluminium foil b that arranges, and is provided with metallized polypropylene film c between manganin film a and the interior aluminium foil b outside.Obviously, the present embodiment design is more reasonable, and structure is simpler, easily installation and removal, and practical and long service life, in addition, its High frequency filter is effective and high-frequency loss is little, and whole capacitor temperature is low, meets the trend of current social technical development.
Specifically, present embodiment also comprises tubular housing 3, and described capacity cell 1 is arranged in the housing 3.Install and the location for convenient, have installation portion 4 at housing 3 one ends.Prioritization scheme, this installation portion 4 comprises the reference column 41 that is fixed on housing 3 one end centers, is provided with external screw thread at reference column 41 sidepieces.
Specific embodiment described herein only is to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has more used capacity cell 1, winder unit 11, encapsulated layer 12, pin 2, housing 3, installation portion 4, reference column 41, outer manganin film a, the terms such as interior aluminium foil b, metallized polypropylene film c, do not get rid of the possibility of using other term.Using these terms only is in order to describe more easily and explain essence of the present utility model; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (5)
1. high frequency capacitor, comprise capacity cell (1) and be arranged on two pins (2) on the capacity cell (1), it is characterized in that, described capacity cell (1) comprises winder unit (11) and is covered in the outside encapsulated layer (12) of winder unit (11), described winder unit (11) comprises corresponding outer manganin film (a) and the interior aluminium foil (b) that arranges, and is provided with metallized polypropylene film (c) between manganin film (a) and the interior aluminium foil (b) outside.
2. high frequency capacitor according to claim 1 is characterized in that, described encapsulated layer (12) is made by epoxy resin.
3. high frequency capacitor according to claim 1 and 2 is characterized in that, this capacitor also comprises tubular housing (3), and described capacity cell (1) is arranged in the housing (3).
4. high frequency capacitor according to claim 3 is characterized in that, described housing (3) one ends have installation portion (4).
5. high frequency capacitor according to claim 4 is characterized in that, described installation portion (4) comprises the reference column (41) that is fixed on housing (3) one end centers, is provided with external screw thread at reference column (41) sidepiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320291514 CN203260491U (en) | 2013-05-23 | 2013-05-23 | High-frequency capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320291514 CN203260491U (en) | 2013-05-23 | 2013-05-23 | High-frequency capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203260491U true CN203260491U (en) | 2013-10-30 |
Family
ID=49473036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320291514 Expired - Fee Related CN203260491U (en) | 2013-05-23 | 2013-05-23 | High-frequency capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203260491U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104701007A (en) * | 2013-12-04 | 2015-06-10 | 铜陵市永生机电制造有限责任公司 | Integrated capacitor for induction cooker |
| CN105390287A (en) * | 2015-12-24 | 2016-03-09 | 深圳市禾望电气股份有限公司 | Thin-film capacitor and ripple current suppression circuit of DC bus capacitor |
-
2013
- 2013-05-23 CN CN 201320291514 patent/CN203260491U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104701007A (en) * | 2013-12-04 | 2015-06-10 | 铜陵市永生机电制造有限责任公司 | Integrated capacitor for induction cooker |
| CN105390287A (en) * | 2015-12-24 | 2016-03-09 | 深圳市禾望电气股份有限公司 | Thin-film capacitor and ripple current suppression circuit of DC bus capacitor |
| CN105390287B (en) * | 2015-12-24 | 2018-09-14 | 深圳市禾望电气股份有限公司 | Thin-film capacitor and dc-link capacitance ripple current suppression circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131030 Termination date: 20150523 |
|
| EXPY | Termination of patent right or utility model |