CN203434004U - Intelligent ammeter film capacitor - Google Patents
Intelligent ammeter film capacitor Download PDFInfo
- Publication number
- CN203434004U CN203434004U CN201320599164.1U CN201320599164U CN203434004U CN 203434004 U CN203434004 U CN 203434004U CN 201320599164 U CN201320599164 U CN 201320599164U CN 203434004 U CN203434004 U CN 203434004U
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- core
- high temperature
- polypropylene
- film capacitor
- temperature resistant
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Abstract
An intelligent ammeter film capacitor comprises the following components: a capacitor core, two gold electrodes, two electrode lead wires, an acid anhydride epoxy resin sealed heat insulation layer and a PBT plastic housing. The two gold electrodes are respectively sprayed on two ends of the capacitor core. The two electrode lead wires are respectively welded on the two gold electrodes. The capacitor core is accommodated in the PBT plastic housing. The acid anhydride epoxy resin sealed heat insulation layer is filled between the capacitor core and the PBT plastic housing. The intelligent ammeter film capacitor has the following advantages: high resistance for high temperature and moisture, and long service life.
Description
Technical field
The utility model relates to a kind of intelligent electric meter film capacitor.
Background technology
Intelligent electric meter not only possesses the function of measuring of traditional electric energy meter, also has two-way multiple rate function of measuring, user side and controls the intelligentized functions such as the bidirectional data communication function of function, plurality of data transmission modes, anti-stealing electricity function.Ammeter is generally installed in the power grid environment that hot and humid grade is complicated, and ammeter comprises thin-film capacitor, and the moistureproof temperature tolerance of existing thin-film capacitor is poor, is subject to the impact of mains by harmonics large, not only reduces the useful life of intelligent electric meter, also makes intelligent electric meter metering inaccurate.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is intended to provide a kind of intelligent electric meter film capacitor of long service life.
For achieving the above object, the utility model adopts following technical scheme:
A film capacitor, it comprises capacitance core, two gold electrodes, two contact conductors, acid anhydride based epoxy resin sealing thermal insulation layer and PBT plastic casing; Two gold electrodes are sprayed on respectively two ends of this capacitance core, and two contact conductors difference weldings are on two gold electrodes; This capacitance core is contained in this PBT plastic casing, and acid anhydride based epoxy resin sealing thermal insulation layer is filled between this capacitance core and this PBT plastic casing.
Further, capacitance core comprises outer core and inner core, this inner core comprises the high temperature resistant basement membrane of polypropylene and is plated on the high temperature resistant epilamellar two pure aluminum metal coating spaced apart of polypropylene, and this outer core comprises the high temperature resistant basement membrane of polypropylene and is plated on the supermedial pure aluminum metal coating of the high temperature resistant basement membrane of polypropylene; This inner core and the superimposed coiling of outer core form the column capacitance core of electrical cascaded structure.
The beneficial effects of the utility model are as follows:
1, capacitance core of the present utility model adopts the high temperature resistant basement membrane of polypropylene can increase product heat-resisting quantity, makes intelligent electric meter can not shorten the life-span applicable to hot environment.
2, capacitance core adopts pure aluminum metal coating can strengthen the oxidative resistance of battery core, can prevent capacity attenuation.The electrical cascaded structure of this capacitance core can increase its product medium electric field strength, reduces coating fringe field voltage, reduces fuse end face generation corona probability, and the harmonic wave that can tackle complex electric network changes, and guarantees its stability, than single string structure, has better stability.
3, adopt the encapsulation of high-purity acid anhydrides based epoxy resin, good airproof performance, and the embedding respectively of minute secondary, carry out respectively hot setting, can effectively discharge fuse inner air and box body bottom air gap, prevent that corrosion causes capacity attenuation to core material for outside humidity and inner air.
4, the shell and the sealing thermal insulation layer that adopt high flame resistance, all reach UL94 V-0 level, can effectively avoid the naked light combustion phenomena that causes because of a variety of causes, reduces disaster hidden-trouble.
Accompanying drawing explanation
Fig. 1 is the structural representation of the better embodiment of the utility model intelligent electric meter film capacitor.
Fig. 2 is the structural representation of capacitance core of the intelligent electric meter film capacitor of Fig. 1.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described further:
Refer to Fig. 1 and Fig. 2, the utility model relates to a kind of intelligent electric meter film capacitor, its better embodiment comprises capacitance core 20, two gold electrodes 30, two contact conductors 40, acid anhydride based epoxy resin sealing thermal insulation layer 70 and PBT(polybutylene terephthalate, polybutylene terephthalate (PBT)) plastic casing 10.
Two gold electrodes 30 are sprayed on respectively two ends of this capacitance core 20, and two contact conductors 40 difference weldings are on two gold electrodes 30.This capacitance core 20 is contained in this PBT plastic casing 10, and acid anhydride based epoxy resin sealing thermal insulation layer 70 is filled between this capacitance core 20 and this PBT plastic casing 10.
Capacitance core of the present utility model adopts the high temperature resistant basement membrane of polypropylene can increase product heat-resisting quantity, makes intelligent electric meter can not shorten the life-span applicable to hot environment.Capacitance core adopts pure aluminum metal coating can strengthen the oxidative resistance of battery core, can prevent capacity attenuation.The electrical cascaded structure of this capacitance core can increase its product medium electric field strength, reduces coating fringe field voltage, reduces fuse end face generation corona probability, and the harmonic wave that can tackle complex electric network changes, and guarantees its stability, than single string structure, has better stability.Adopt the encapsulation of high-purity acid anhydrides based epoxy resin, good airproof performance, and the embedding respectively of minute secondary, carry out respectively hot setting, can effectively discharge fuse inner air and box body bottom air gap, prevents that corrosion causes capacity attenuation to core material for outside humidity and inner air.The shell and the sealing thermal insulation layer that adopt high flame resistance, all reach UL94 V-0 level, can effectively avoid the naked light combustion phenomena that causes because of a variety of causes, reduces disaster hidden-trouble.
For a person skilled in the art, can make other various corresponding changes and distortion according to technical scheme described above and design, and these all changes and distortion all should belong to the protection range of the utility model claim within.
Claims (2)
1. an intelligent electric meter film capacitor, is characterized in that: it comprises capacitance core, two gold electrodes, two contact conductors, acid anhydride based epoxy resin sealing thermal insulation layer and PBT plastic casing; Two gold electrodes are sprayed on respectively two ends of this capacitance core, and two contact conductors difference weldings are on two gold electrodes; This capacitance core is contained in this PBT plastic casing, and acid anhydride based epoxy resin sealing thermal insulation layer is filled between this capacitance core and this PBT plastic casing.
2. intelligent electric meter film capacitor as claimed in claim 1, it is characterized in that: capacitance core comprises outer core and inner core, this inner core comprises the high temperature resistant basement membrane of polypropylene and is plated on the high temperature resistant epilamellar two pure aluminum metal coating spaced apart of polypropylene, and this outer core comprises the high temperature resistant basement membrane of polypropylene and is plated on the supermedial pure aluminum metal coating of the high temperature resistant basement membrane of polypropylene; This inner core and the superimposed coiling of outer core form the column capacitance core of electrical cascaded structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320599164.1U CN203434004U (en) | 2013-09-26 | 2013-09-26 | Intelligent ammeter film capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320599164.1U CN203434004U (en) | 2013-09-26 | 2013-09-26 | Intelligent ammeter film capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203434004U true CN203434004U (en) | 2014-02-12 |
Family
ID=50063028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320599164.1U Expired - Fee Related CN203434004U (en) | 2013-09-26 | 2013-09-26 | Intelligent ammeter film capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203434004U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105742064A (en) * | 2016-01-27 | 2016-07-06 | 苏州权素船舶电子有限公司 | Capacitor |
-
2013
- 2013-09-26 CN CN201320599164.1U patent/CN203434004U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105742064A (en) * | 2016-01-27 | 2016-07-06 | 苏州权素船舶电子有限公司 | Capacitor |
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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: 20140212 Termination date: 20200926 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |