CN203941813U - Explosion-proof capacitor device in a kind of - Google Patents
Explosion-proof capacitor device in a kind of Download PDFInfo
- Publication number
- CN203941813U CN203941813U CN201420363564.7U CN201420363564U CN203941813U CN 203941813 U CN203941813 U CN 203941813U CN 201420363564 U CN201420363564 U CN 201420363564U CN 203941813 U CN203941813 U CN 203941813U
- Authority
- CN
- China
- Prior art keywords
- capacitor
- vulcanized rubber
- top cover
- insulation layer
- binding post
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
The utility model discloses a kind of interior explosion-proof capacitor device, include the cylindrical capacitor shell that vulcanized rubber material is made, capacitor case top is provided with the top cover that insulating material is made, on described top cover outer surface, be provided with binding post, in described capacitor case, be provided with vulcanized rubber body, and be placed in the electric capacity core body of the rubber bodies sealing that cures in vulcanized rubber body, vulcanized rubber body top is provided with the internal wiring terminal being electrically connected with electric capacity core body, also include foaming insulation layer, in described capacitor case portion, inwall is provided with an annular groove, described foaming insulation layer is arranged in annular groove, on described foaming insulation layer, be provided with at least two through holes, described internal wiring terminal upper conductor through through hole respectively with binding post corresponding electrical connection one by one on top cover.Adopt the utility model can effectively prevent that capacitor case is difficult for the problem of popping, thereby improved the fail safe of capacitor.
Description
Technical field
The utility model relates to capacitor technology field, specifically relate to a kind of interior explosion-proof capacitor device.
Background technology
Along with making rapid progress of electronic information technology, the update speed of digital electronic goods is more and more faster, taking products such as panel TV, notebook computer, digital cameras as main consumer electronics product volume of production and marketing sustainable growth, has driven capacitor industrial growth.And drive the development of associated materials, equipment Industry, China to become global capacitor big producing country.Container is one of a large amount of electronic components that use in electronic equipment, be widely used in circuit every aspects such as straight, coupling, bypass, filtering, resonant tank, power conversion, control circuits.Any two insulated from each other and be separated by and between very near conductor, all form a capacitor.When capacitor uses in prior art, there will be the problem that causes rupture of case because voltage is excessive.
Utility model content
The technical problems to be solved in the utility model is for the problem existing in background technology, and a kind of interior explosion-proof capacitor device is provided.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: explosion-proof capacitor device in a kind of, include the cylindrical capacitor shell that vulcanized rubber material is made, capacitor case top is provided with the top cover that insulating material is made, on described top cover outer surface, be provided with binding post, in described capacitor case, be provided with vulcanized rubber body, and be placed in the electric capacity core body of the rubber bodies sealing that cures in vulcanized rubber body, vulcanized rubber body top is provided with the internal wiring terminal being electrically connected with electric capacity core body, also include foaming insulation layer, be provided with an annular groove in described capacitor case upper inside wall, described foaming insulation layer is arranged in annular groove, on described foaming insulation layer, be provided with at least two through holes, described internal wiring terminal upper conductor through through hole respectively with binding post corresponding electrical connection one by one on top cover.
In described top cover, be provided with metallic stud, described metallic stud top is fixedly connected with binding post, metallic stud bottom is fixed in cap base, and the wire on described internal wiring terminal passes through hole respectively by metallic stud and binding post corresponding electrical connection one by one.
Adopt explosion-proof capacitor device in one of the present utility model, electric capacity core body is sealed in vulcanized rubber body, the explosion energy of electric capacity core body while utilizing vulcanized rubber body to absorb high voltage, and utilize the foaming insulation layer being arranged in capacitor case further to absorb explosion energy, make whole capacitor case be difficult for popping, improved the fail safe of capacitor.
Brief description of the drawings
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 is the structural representation of a kind of interior explosion-proof capacitor device of the utility model.
Shown in figure: 1-capacitor case, 2-top cover, 3-binding post, 4-vulcanized rubber body, 5-electric capacity core body, 6-internal wiring terminal, 7-wire, 8-foaming insulation layer, 9-groove, 10-through hole, 11-metallic stud.
Embodiment
As shown in Figure 1, explosion-proof capacitor device in one of the present utility model, include the cylindrical capacitor shell 1 that vulcanized rubber material is made, capacitor case 1 top is provided with the top cover 2 that insulating material is made, on described top cover 2 outer surfaces, be provided with binding post 3, in described capacitor case 1, be provided with vulcanized rubber body 4, and be placed in the electric capacity core body 5 that the rubber bodies 4 that cures in vulcanized rubber body 4 seals, vulcanized rubber body 4 tops are provided with the internal wiring terminal 6 being electrically connected with electric capacity core body 5, also include foaming insulation layer 8, be provided with an annular groove 9 in described capacitor case 1 upper inside wall, described foaming insulation layer 8 is arranged in annular groove 9, on described foaming insulation layer 8, be provided with at least two through holes 10, described internal wiring terminal 6 upper conductors 7 through through hole 10 respectively with binding post 3 corresponding electrical connection one by one on top cover 2.
Further, in described top cover 2, be provided with metallic stud 11, described metallic stud 11 tops are fixedly connected with binding post 3, metallic stud 11 bottoms are fixed on top cover 2 bottoms, and the wire 7 on described internal wiring terminal 6 passes through respectively metallic stud 11 and binding post 3 corresponding electrical connection one by one through through hole 10.
Adopt explosion-proof capacitor device in one of the present utility model, electric capacity core body is sealed in vulcanized rubber body 4, the explosion energy of electric capacity core body while utilizing vulcanized rubber body 4 to absorb high voltage, and utilize the foaming insulation layer 8 being arranged in capacitor case 1 further to absorb explosion energy, make whole capacitor case 1 be difficult for popping, improved the fail safe of capacitor.
Claims (2)
1. explosion-proof capacitor device in a kind, include the cylindrical capacitor shell (1) that vulcanized rubber material is made, capacitor case (1) top is provided with the top cover (2) that insulating material is made, on described top cover (2) outer surface, be provided with binding post (3), in described capacitor case (1), be provided with vulcanized rubber body (4), and be placed in the electric capacity core body (5) of rubber bodies (4) sealing that cures in vulcanized rubber body (4), vulcanized rubber body (4) top is provided with the internal wiring terminal (6) being electrically connected with electric capacity core body (5), it is characterized in that: also include foaming insulation layer (8), be provided with an annular groove (9) in described capacitor case (1) upper inside wall, described foaming insulation layer (8) is arranged in annular groove (9), on described foaming insulation layer (8), be provided with at least two through holes (10), described internal wiring terminal (6) upper conductor (7) through through hole (10) respectively with binding post (3) corresponding electrical connection one by one on top cover (2).
2. explosion-proof capacitor device in one according to claim 1, it is characterized in that: in described top cover (2), be provided with metallic stud (11), described metallic stud (11) top is fixedly connected with binding post (3), metallic stud (11) bottom is fixed on top cover (2) bottom, and the wire (7) on described internal wiring terminal (6) passes through respectively metallic stud (11) and binding post (3) corresponding electrical connection one by one through through hole (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420363564.7U CN203941813U (en) | 2014-07-03 | 2014-07-03 | Explosion-proof capacitor device in a kind of |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420363564.7U CN203941813U (en) | 2014-07-03 | 2014-07-03 | Explosion-proof capacitor device in a kind of |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203941813U true CN203941813U (en) | 2014-11-12 |
Family
ID=51861112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420363564.7U Expired - Fee Related CN203941813U (en) | 2014-07-03 | 2014-07-03 | Explosion-proof capacitor device in a kind of |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203941813U (en) |
-
2014
- 2014-07-03 CN CN201420363564.7U patent/CN203941813U/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 |
Granted publication date: 20141112 Termination date: 20150703 |
|
| EXPY | Termination of patent right or utility model |