CN208796858U - Insulate reinforced aluminium electrolytic capacitor - Google Patents
Insulate reinforced aluminium electrolytic capacitor Download PDFInfo
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- CN208796858U CN208796858U CN201821741511.9U CN201821741511U CN208796858U CN 208796858 U CN208796858 U CN 208796858U CN 201821741511 U CN201821741511 U CN 201821741511U CN 208796858 U CN208796858 U CN 208796858U
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- aluminum shell
- insulation
- thin layer
- heelpiece
- insulating thin
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Abstract
The utility model relates to capacitance technology fields, disclose a kind of insulation reinforced aluminium electrolytic capacitor, including aluminum shell, it is arranged in aluminum shell and is soaked with the fuse of electrolyte, it is arranged on fuse and passes through the positive pin of aluminum shell upper end opening, it is arranged on fuse and passes through the negative pin of aluminum shell upper end opening, rubber plug in aluminum shell upper end opening is set, insulating thin layer is provided on the outside of aluminum shell, the bottom of aluminum shell outer surface is fitted with insulation heelpiece, the side outer wall of insulating thin layer covering aluminum shell, the upper surface of aluminum shell, at the lower surface edge of insulation heelpiece.The utility model has the following advantages that and effect: by increasing insulation heelpiece in the bottom of aluminum shell, to pass through insulation heelpiece and the fully wrapped around aluminum shell of insulating thin layer, to reach the completely insulated property of entire alminium electrolytic condenser, the insulation electrical security feature of alminium electrolytic condenser in practical applications is improved.
Description
Technical field
The utility model relates to capacitance technology fields, in particular to insulation reinforced aluminium electrolytic capacitor.
Background technique
The fuse of aluminium electrolutic capacitor is wound by 4 layers of anode aluminium foil, electrolytic paper, cathode aluminum foil, electrolytic paper etc., core
After the dipped electrolyte of son, composition electrolytic capacitor is enclosed with aluminum shell and rubber plug, and the positive pin on fuse and negative
Pole pin is pierced by rubber plug.
It is equipped with insulating thin layer on aluminum shell surface simultaneously, insulating thin layer is made of PVC plastic film；Insulating thin layer
Both ends after hot melt, be able to achieve covering aluminum shell side outer wall and aluminum shell both ends of the surface edge；It is upper because of aluminum shell
Surface has opening, and the upper surface of aluminum shell can be completely covered in insulating thin layer at this time；But insulating thin layer is to aluminum shell
Lower surface cannot be completely covered, and cause the bottom of aluminum shell exposed outside, influence insulation electrical security feature.
Utility model content
The purpose of the utility model is to provide a kind of insulation reinforced aluminium electrolytic capacitors, have the effect of reinforced insulation.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of insulation reinforced aluminium
Electrolytic capacitor, including aluminum shell, be arranged in aluminum shell and be soaked with electrolyte fuse, setting fuse on and pass through aluminum shell
The positive pin of upper end opening, is arranged in aluminum shell the negative pin for being arranged on fuse and passing through aluminum shell upper end opening
Rubber plug in end opening, the aluminum shell outside are provided with insulating thin layer, it is characterised in that: the bottom of the aluminum shell outer surface
Portion is fitted with insulation heelpiece, the side outer wall of the insulating thin layer covering aluminum shell, the upper surface of aluminum shell, insulation heelpiece
At lower surface edge.
The utility model is further arranged to: annular groove is offered at the lower surface edge of the insulation heelpiece, it is described
The part of insulating thin layer covering insulation heelpiece lower surface is completely embedded into a ring groove.
The utility model is further arranged to: the depth of the annular groove and the thickness of insulating thin layer are identical.
The utility model is further arranged to: the insulation heelpiece lower surface is detachably provided under covering insulation heelpiece
The insulating cover on surface, the insulating cover compress the part of insulating thin layer covering insulation heelpiece lower surface.
The utility model is further arranged to: the insulation heelpiece lower surface is not separated by the portion that insulating thin layer covers
Equipped with buckling groove, the insulation cap upper surface be wholely set the binding block being fastened in buckling groove.
The utility model is further arranged to: in a ring, the cross section of the buckling groove is in " convex " for the buckling groove
Font, the binding block are made of rubber material
In conclusion the utility model has the following beneficial effects:
1, by increasing insulation heelpiece in the bottom of aluminum shell, thus fully wrapped around by insulation heelpiece and insulating thin layer
Aluminum shell improves the insulation electrical of alminium electrolytic condenser in practical applications to reach the completely insulated property of entire alminium electrolytic condenser
Security feature；
2, by opening up annular groove at the lower surface edge of insulation heelpiece for being embedded in for insulating thin layer, so as to logical
Insulating thin layer is crossed to limit the position of insulation heelpiece；And make the depth of annular groove and the height phase of insulating thin layer
Together, to improve aesthetics；
3, the insulating cover of insulating thin layer can be covered by being detachably connected on insulation heelpiece, to realize thin to insulating
Part at film layer covering insulation heelpiece lower surface edge is compressed, and the leakproofness of aluminium coating outer casing bottom is improved.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment 1；
Fig. 2 is the structural schematic diagram of embodiment 2；
Fig. 3 is the structural schematic diagram of embodiment 3.
Appended drawing reference: 1, aluminum shell；2, fuse；3, positive pin；4, negative pin；5, rubber plug；6, insulating thin layer；7,
Insulate heelpiece；71, annular groove；72, buckling groove；8, insulating cover；82, binding block.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment 1: insulation reinforced aluminium electrolytic capacitor, as shown in Figure 1, include aluminum shell 1, be arranged in aluminum shell 1 and
Be soaked with electrolyte fuse 2, setting fuse 2 on and pass through 1 upper end opening of aluminum shell positive pin 3, be arranged on fuse 2 and
Negative pin 4, the rubber plug 5 that is arranged in 1 upper end opening of aluminum shell across 1 upper end opening of aluminum shell are arranged on the outside of aluminum shell 1
There is insulating thin layer 6.The bottom of 1 outer surface of aluminum shell is fitted with insulation heelpiece 7, and insulation heelpiece 7 can be used rubber material and be made；
Insulating thin layer 6 covers at the lower surface edge of the side outer wall of aluminum shell 1, the upper surface of aluminum shell 1, the heelpiece 7 that insulate.
Implementation principle: by increasing insulation heelpiece 7 in the bottom of aluminum shell 1, to pass through insulation heelpiece 7 and insulation film
6 fully wrapped around aluminum shell 1 of layer improve alminium electrolytic condenser in practical application to reach the completely insulated property of entire alminium electrolytic condenser
In insulation electrical security feature.
Embodiment 2: insulation reinforced aluminium electrolytic capacitor, difference from example 1 is that, as shown in Fig. 2, insulation bottom
Annular groove 71 is offered at the lower surface edge of pad 7, the part of the covering insulation of insulating thin layer 67 lower surface of heelpiece is completely embedded into
In annular groove 71, and the depth of annular groove 71 is identical as the thickness of insulating thin layer 6.
Implementation principle: by opening up annular groove 71 at the lower surface edge of insulation heelpiece 7 for embedding for insulating thin layer 6
Enter, so as to be limited by the position of 6 pairs of the insulating thin layer heelpieces 7 that insulate；And make the depth and insulation of annular groove 71
The height of film layer 6 is identical, to improve aesthetics.
Embodiment 3: insulate enhanced electrolytic capacitor, difference from example 1 is that: as shown in figure 3, insulation heelpiece
7 lower surfaces are detachably provided with the insulating cover 8 of covering insulation 7 lower surface of heelpiece, and insulating cover 8 compresses insulating thin layer 6 and covers absolutely
The part of 7 lower surface of edge heelpiece；Insulation 7 lower surface of heelpiece does not offer buckling groove 72 by the part that insulating thin layer 6 covers, and detains
Close slot 72 in a ring, the cross section of buckling groove 72 is in inverted "convex" shape；8 upper surface of insulating cover, which has been wholely set, is fastened on buckling groove
Binding block 82 in 72, insulation should be made with binding block 82 of rubber material.
Implementation principle: can cover the insulating cover 8 of insulating thin layer 6 by being detachably connected on insulation heelpiece 7, thus real
The part now covered at insulation 7 lower surface edge of heelpiece to insulating thin layer 6 compresses, and improves covering 1 bottom of aluminum shell
Leakproofness.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (6)
1. a kind of insulation reinforced aluminium electrolytic capacitor in aluminum shell (1) and is soaked with electrolyte including aluminum shell (1), setting
On fuse (2), setting fuse (2) and the positive pin (3) of aluminum shell (1) upper end opening is passed through, is arranged on fuse (2) and wears
It crosses the negative pin (4) of aluminum shell (1) upper end opening, rubber plug (5) in aluminum shell (1) upper end opening is set, outside the aluminium
Insulating thin layer (6) are provided on the outside of shell (1), it is characterised in that: the bottom of aluminum shell (1) outer surface is fitted with insulation bottom
It pads (7), the side outer wall of insulating thin layer (6) covering aluminum shell (1), the upper surface of aluminum shell (1), insulation heelpiece (7)
Lower surface edge at.
2. insulation reinforced aluminium electrolytic capacitor according to claim 1, it is characterised in that: under the insulation heelpiece (7)
It is offered at marginal surface annular groove (71), the part of described insulating thin layer (6) covering insulation heelpiece (7) lower surface is completely embedding
Enter in annular groove (71).
3. insulation reinforced aluminium electrolytic capacitor according to claim 2, it is characterised in that: the depth of the annular groove (71)
It is identical as the thickness of insulating thin layer (6).
4. insulation reinforced aluminium electrolytic capacitor according to claim 1, it is characterised in that: insulation heelpiece (7) following table
Face is detachably provided with the insulating cover (8) of covering insulation heelpiece (7) lower surface, and the insulating cover (8) compresses insulating thin layer (6)
The part of covering insulation heelpiece (7) lower surface.
5. insulation reinforced aluminium electrolytic capacitor according to claim 4, it is characterised in that: insulation heelpiece (7) following table
Face is not offered buckling groove (72) by the part that insulating thin layer (6) cover, and institute insulating cover (8) upper surface has been wholely set
The binding block (82) being fastened in buckling groove (72).
6. insulation reinforced aluminium electrolytic capacitor according to claim 5, it is characterised in that: the buckling groove (72) is in ring
The cross section of shape, the buckling groove (72) is in inverted "convex" shape, and the binding block (82) is made of rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821741511.9U CN208796858U (en) | 2018-10-26 | 2018-10-26 | Insulate reinforced aluminium electrolytic capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821741511.9U CN208796858U (en) | 2018-10-26 | 2018-10-26 | Insulate reinforced aluminium electrolytic capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208796858U true CN208796858U (en) | 2019-04-26 |
Family
ID=66212279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821741511.9U Active CN208796858U (en) | 2018-10-26 | 2018-10-26 | Insulate reinforced aluminium electrolytic capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208796858U (en) |
-
2018
- 2018-10-26 CN CN201821741511.9U patent/CN208796858U/en active Active
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