CN205159106U - Insulating offset -type high voltage electricity capacitor element - Google Patents
Insulating offset -type high voltage electricity capacitor element Download PDFInfo
- Publication number
- CN205159106U CN205159106U CN201520854894.0U CN201520854894U CN205159106U CN 205159106 U CN205159106 U CN 205159106U CN 201520854894 U CN201520854894 U CN 201520854894U CN 205159106 U CN205159106 U CN 205159106U
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- insulating barrier
- low pressure
- polar plate
- insulating layer
- short
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Abstract
The utility model discloses an insulating offset -type high voltage electricity capacitor element, its characterized in that: high voltage electricity capacitor element is by high -pressure polar plate (1), low pressure polar plate (2) and low pressure polar plate (3), long insulating layer (4) and long insulating layer (5), short insulating layer (6) and short insulating layer (7) and short insulating layer (8) component, insulating layer edge, the equal hem of one end are all stretched out to high pressure polar plate (1) and low pressure polar plate (2) and low pressure polar plate (3) one end, short insulating layer (6) and short insulating layer (7) and short insulating layer (8) are being close to high -pressure polar plate (1) end and low pressure polar plate (2) end and low pressure polar plate (3) end hem respectively, small clearance is left with short insulating layer (6) and short insulating layer (7) and weak point insulating layer (8) are middle respectively in high pressure polar plate (1) and low pressure polar plate (2) and low pressure polar plate (3). The utility model discloses finally improve polar plate edge field distribution, reduce partial discharge, reduce high voltage electricity capacitor element's puncture rate, improve the life of high voltage electricity condenser.
Description
Technical field
The utility model relates to power capacitor field, is specifically related to a kind of insulation offset-type high-voltage power capacitor element.
Background technology
High-voltage power capacitor is a kind of reactive-load compensation equipment safeguarding the operation of whole power system stability and normal power supply, is made up of case shell, fuse and insulating oil.Fuse is then formed by connecting by several high-voltage power capacitor element series and parallels.High-voltage power capacitor element is the most basic capacitor cell of high-voltage power capacitor, is rolled form by long insulating barrier and pole plate.
Existing high-voltage power capacitor element is rolled by long insulating barrier and pole plate and forms, shortcoming be high-voltage power capacitor in running due to pole plate edge electric field strength skewness, easy generation partial discharge, causes high-voltage power capacitor component breakdown, affects equipment safety operation.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of insulation offset-type high-voltage power capacitor element.
The utility model solves the technical scheme that its technical problem adopts: provide a kind of insulation offset-type high-voltage power capacitor element, by a high-pressure polar plate, and two low pressure pole plates, two group leader's insulating barriers and three short insulating barriers compositions; Insulating barrier edge is all stretched out, the equal flanging in one end in described high-pressure polar plate and two low pressure pole plate one end; Described short insulating barrier is at close plate end flanging; Described high-pressure polar plate is adjacent in the middle of short insulating barrier and leaves minim gap; Described two low pressure pole plates are adjacent respectively in the middle of short insulating barrier and leave minim gap.
High-pressure polar plate and two low pressure pole plates are aluminium foil material, and consistent size.
Two group leader's insulating barriers are polypropylene film material, adopt 3 layer polypropylene films, and consistent size.
Three short insulating barriers are polypropylene film material, and adopt single-layer polypropylene film, its thickness is consistent with electrode thickness, and its length is about 1/20th of pole plate length.
Adopt above structure compared with prior art, the utility model has the following advantages: the electric field at short insulating barrier Absorbable rod pole plate edge, reduce pole plate edge maximum field intensity, improve the distribution of pole plate fringe field, reduce partial discharge, that reduces high-voltage power capacitor element punctures rate, improves the useful life of high-voltage power capacitor.
Accompanying drawing explanation
Fig. 1 is the utility model high-voltage power capacitor element front view;
Fig. 2 is the utility model high-voltage power capacitor element vertical view;
Fig. 3 is that the utility model high-voltage power capacitor element stacks schematic diagram.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is further described.
Refer to Fig. 3, high-voltage power capacitor element provided by the utility model is by high-pressure polar plate (1), low pressure pole plate (2) and low pressure pole plate (3), long insulating barrier (4) and long insulating barrier (5), short insulating barrier (6) and short insulating barrier (7) and short insulating barrier (8) composition; Insulating barrier edge is all stretched out, the equal flanging in one end in described high-pressure polar plate (1) and low pressure pole plate (2) and low pressure pole plate (3) one end; Described short insulating barrier (6) and short insulating barrier (7) and short insulating barrier (8) are holding flanging near high-pressure polar plate (1) end and low pressure pole plate (2) end and low pressure pole plate (3) respectively; Described high-pressure polar plate (1) and low pressure pole plate (2) and low pressure pole plate (3) leave minim gap respectively with in the middle of short insulating barrier (6) and short insulating barrier (7) and short insulating barrier (8).
Described high-pressure polar plate (1) and low pressure pole plate (2) and low pressure pole plate (3) are aluminium foil material, and consistent size.
Described long insulating barrier (4) and long insulating barrier (5) are polypropylene film material, adopt 3 layer polypropylene films, and consistent size.
Described short insulating barrier (6) and short insulating barrier (7) and short insulating barrier (8) are polypropylene film material, adopt single-layer polypropylene film, the consistency of thickness of its thickness and pole plate, its length is about 1/20th of pole plate length.
Below be only explained in detail with regard to the utility model preferred embodiment, but should not be construed as protection range of the present utility model and be only limitted to described example.After the content of having read the utility model instruction, those skilled in the art can make various changes or modifications the utility model, and these equivalent form of values fall within the application's appended claims limited range equally.
Claims (4)
1. an insulation offset-type high-voltage power capacitor element, it is characterized in that: described high-voltage power capacitor element is by high-pressure polar plate (1), low pressure pole plate (2) and low pressure pole plate (3), long insulating barrier (4) and long insulating barrier (5), short insulating barrier (6) and short insulating barrier (7) and short insulating barrier (8) composition; Insulating barrier edge is all stretched out, the equal flanging in one end in described high-pressure polar plate (1) and low pressure pole plate (2) and low pressure pole plate (3) one end; Described short insulating barrier (6) and short insulating barrier (7) and short insulating barrier (8) are holding flanging near high-pressure polar plate (1) end and low pressure pole plate (2) end and low pressure pole plate (3) respectively; Described high-pressure polar plate (1) and low pressure pole plate (2) and low pressure pole plate (3) leave minim gap respectively with in the middle of short insulating barrier (6) and short insulating barrier (7) and short insulating barrier (8).
2. element according to claim 1, is characterized in that: described high-pressure polar plate (1) and low pressure pole plate (2) and low pressure pole plate (3) are aluminium foil material, and consistent size.
3. element according to claim 1, is characterized in that: described long insulating barrier (4) and long insulating barrier (5) are polypropylene film material, adopt 3 layer polypropylene films, and consistent size.
4. element according to claim 1, it is characterized in that: described short insulating barrier (6) and short insulating barrier (7) and short insulating barrier (8) are polypropylene film material, adopt single-layer polypropylene film, its thickness is consistent with electrode thickness, and its length is about 1/20th of pole plate length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520854894.0U CN205159106U (en) | 2015-10-29 | 2015-10-29 | Insulating offset -type high voltage electricity capacitor element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520854894.0U CN205159106U (en) | 2015-10-29 | 2015-10-29 | Insulating offset -type high voltage electricity capacitor element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205159106U true CN205159106U (en) | 2016-04-13 |
Family
ID=55694771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520854894.0U Expired - Fee Related CN205159106U (en) | 2015-10-29 | 2015-10-29 | Insulating offset -type high voltage electricity capacitor element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205159106U (en) |
-
2015
- 2015-10-29 CN CN201520854894.0U patent/CN205159106U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160413 Termination date: 20171029 |