CN203085368U - Dry type microwave oven capacitor - Google Patents
Dry type microwave oven capacitor Download PDFInfo
- Publication number
- CN203085368U CN203085368U CN 201320109263 CN201320109263U CN203085368U CN 203085368 U CN203085368 U CN 203085368U CN 201320109263 CN201320109263 CN 201320109263 CN 201320109263 U CN201320109263 U CN 201320109263U CN 203085368 U CN203085368 U CN 203085368U
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- Prior art keywords
- capacitor
- capacitor core
- microwave oven
- dry type
- type microwave
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Abstract
The utility model discloses a dry type microwave oven capacitor, which comprises a shell, a capacitor core, a discharge resistor, flat quick connecting inserts, an upper cover and a potting compound, wherein the capacitor core is formed by winding a metallized polypropylene film; a hollow core rod is arranged in the middle of the capacitor core; the upper cover is provided with square holes; the flat quick connecting inserts are inserted into the square holes; the discharge resistor is positioned between the upper cover and the capacitor core; and the two ends of the discharge resistor are electrically connected with the flat quick connecting inserts corresponding to the two ends of the discharge resistor respectively. The dry type microwave oven capacitor has the characteristics that phenomena of shell swelling, oil leakage and even fire breakout of a non-oil immersed type capacitor are not easily caused, the discharge resistor is positioned between the upper cover and the capacitor core and leads at the two ends are shorter and are hermetically fixed by the potting compound to prevent easy displacement.
Description
Technical field
The utility model relates to microwave oven capacitor technology field, particularly a kind of dry type microwave oven capacitor.
Background technology
The capacitor core dielectric employing kraft capacitor paper and the polypropylene screen of early stage conventional microwave oven capacitor are compound, metal-back perfusion in vivo insulating oil needs the vacuum dipping of heating, and this oil immersed type capacitor in use is prone to swelling of case, leakage of oil, even phenomenon on fire.
Its discharge resistance of dry-type capacitor that occurs on the market is positioned at the middle through hole of capacitor core now, such design causes complex process, and the lead at discharge resistance two ends drawn very long, generate heat easily during discharge resistance work, the temperature rise of electric capacity center is the highest, the heat-dissipating space deficiency has increased the application risk of product.
The utility model content
(1) technical problem that will solve
The purpose of this utility model will overcome above-mentioned shortcoming exactly, aim to provide a kind of non-oil immersed type capacitor, be not prone to swelling of case, leakage of oil, even phenomenon on fire, its discharge resistance is between loam cake and capacitor core, and the two ends lead-in wire is shorter, and by potting material sealing and fixing, be not prone to displacement, temperature rise is low, rapid heat dissipation.
(2) technical scheme
For achieving the above object, dry type microwave oven capacitor of the present utility model, comprise shell, capacitor core, discharge resistance, flat connects inserted sheet fast, loam cake and potting compound, described capacitor core is reeled with metallized polypropylene film and is formed, be provided with the plug of hollow in the middle of the described capacitor core, be covered with square hole on described, described flat connects inserted sheet fast and inserts in the described square hole, described discharge resistance is between loam cake and capacitor core, and corresponding with it the respectively flat in described discharge resistance two ends connects inserted sheet fast and is electrically connected, described capacitor core is provided with gilding layer in two ends up and down, described flat connects inserted sheet fast and connects gilding layer as electrode, the lead-in wire that wherein connects the lower end gilding layer passes plug, described loam cake center is provided with first reference column, described shell center is provided with second reference column, and described first reference column and described second reference column insert the middle vacancy of plug, and described canned material is fixed capacitor core and body seal.
Further, described capacitor core and discharge resistance parallel connection.
Further, described plug upper end extends to outside the gilding layer of capacitor core upper end, contacts with discharge resistance to prevent gilding layer.
Further, the corresponding flat of described loam cake connects the inserted sheet position fast and is provided with insulating base.
Further, be provided with four apertures around bottom the described insulating base.
(3) beneficial effect
Compared with prior art, the technical solution of the utility model has the following advantages: be not prone to swelling of case, leakage of oil, even phenomenon on fire, its discharge resistance is between loam cake and capacitor core, the two ends lead-in wire is shorter, and by canned material sealing and fixing, is not prone to displacement, temperature rise is low, rapid heat dissipation.
Description of drawings
Fig. 1 is the cutaway view of the utility model dry type microwave oven capacitor;
Fig. 2 is the capping structural representation of the loam cake of the utility model dry type microwave oven capacitor.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used to illustrate the utility model, but are not used for limiting scope of the present utility model.
As depicted in figs. 1 and 2, dry type microwave oven capacitor of the present utility model, comprise shell 1, capacitor core 2, discharge resistance 3, flat connects inserted sheet 4 fast, loam cake 5 and potting compound 6, described capacitor core 2 usefulness metallized polypropylene films are reeled and are formed, be provided with the plug 7 of hollow in the middle of the described capacitor core 2, described loam cake 5 is provided with square hole 51, described flat connects inserted sheet 4 fast and inserts in the described square hole 51, described discharge resistance 3 is between loam cake 5 and capacitor core 2, and corresponding with it the respectively flat in described discharge resistance 3 two ends connects inserted sheet 4 fast and is electrically connected, described capacitor core is provided with gilding layer 21 in two ends about in the of 2, described flat connects inserted sheet 4 fast and connects gilding layer 21 as electrode, the lead-in wire that wherein connects lower end gilding layer 21 passes plug 7, described loam cake 5 centers are provided with first reference column 52, described shell 1 center is provided with second reference column 11, the middle vacancy that described first reference column 52 and described second reference column 11 insert plug 7, described potting compound 6 is with capacitor core 2 and shell 1 sealing and fixing, and potting compound 6 flooded 5 of loam cakes and maintained an equal level for 1 mouthful with shell.
Described capacitor core 2 and discharge resistance 3 parallel connections.
Described plug 7 upper ends extend to outside the capacitor core 2 upper end gilding layers 21, contact with discharge resistance 3 to prevent gilding layer 21.
Described loam cake 5 corresponding flats connect inserted sheet 4 positions fast and are provided with insulating base 53, can prevent that two inter-electrode voltages from scurrying arc.
Be provided with four apertures 54 around described insulating base 53 bottoms, connect inserted sheet 4 and discharge resistance 3 fast so that potting compound 6 can cover flat.
Its discharge resistance 3 is between loam cake 5 and capacitor core 2, and the two ends lead-in wire is shorter, and by potting compound 6 sealing and fixing, is not prone to displacement, and temperature rise is low, rapid heat dissipation.
In sum, above-mentioned execution mode is not to be restricted execution mode of the present utility model, and modification or equivalent deformation that all those skilled in the art are carried out on the basis of flesh and blood of the present utility model are all at technology category of the present utility model.
Claims (5)
1. dry type microwave oven capacitor, it is characterized in that: comprise shell, capacitor core, discharge resistance, flat connects inserted sheet fast, loam cake and potting compound, described capacitor core is reeled with metallized polypropylene film and is formed, be provided with the plug of hollow in the middle of the described capacitor core, be covered with square hole on described, described flat connects inserted sheet fast and inserts in the described square hole, described discharge resistance is between loam cake and capacitor core, and corresponding with it the respectively flat in described discharge resistance two ends connects inserted sheet fast and is electrically connected, described capacitor core is provided with gilding layer in two ends up and down, described flat connects inserted sheet fast and connects gilding layer as electrode, the lead-in wire that wherein connects the lower end gilding layer passes plug, described loam cake center is provided with first reference column, described shell center is provided with second reference column, described first reference column and described second reference column insert the middle vacancy of plug, and described potting material is fixed capacitor core and body seal.
2. dry type microwave oven capacitor as claimed in claim 1 is characterized in that: described capacitor core and discharge resistance parallel connection.
3. dry type microwave oven capacitor as claimed in claim 1 is characterized in that: described plug upper end extends to outside the gilding layer of capacitor core upper end, contacts with discharge resistance to prevent gilding layer.
4. dry type microwave oven capacitor as claimed in claim 1 is characterized in that: the corresponding flat of described loam cake connects the inserted sheet position fast and is provided with insulating base.
5. dry type microwave oven capacitor as claimed in claim 4 is characterized in that: described insulating base is provided with four apertures around the bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320109263 CN203085368U (en) | 2013-03-11 | 2013-03-11 | Dry type microwave oven capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320109263 CN203085368U (en) | 2013-03-11 | 2013-03-11 | Dry type microwave oven capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203085368U true CN203085368U (en) | 2013-07-24 |
Family
ID=48831184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320109263 Expired - Fee Related CN203085368U (en) | 2013-03-11 | 2013-03-11 | Dry type microwave oven capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203085368U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103151166A (en) * | 2013-03-11 | 2013-06-12 | 宁波碧彩实业有限公司 | Capacitor of dry type microwave oven |
-
2013
- 2013-03-11 CN CN 201320109263 patent/CN203085368U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103151166A (en) * | 2013-03-11 | 2013-06-12 | 宁波碧彩实业有限公司 | Capacitor of dry type microwave oven |
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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: 20130724 Termination date: 20180311 |