CN209149952U - A kind of capacitor core group and capacitor - Google Patents
A kind of capacitor core group and capacitor Download PDFInfo
- Publication number
- CN209149952U CN209149952U CN201822180412.4U CN201822180412U CN209149952U CN 209149952 U CN209149952 U CN 209149952U CN 201822180412 U CN201822180412 U CN 201822180412U CN 209149952 U CN209149952 U CN 209149952U
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- China
- Prior art keywords
- electrode foil
- paper layer
- negative electrode
- capacitor
- positive electrode
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Abstract
The utility model relates to a kind of capacitor core group in capacitor technology field and capacitors, including aluminum hull, cover board and core packet, cover plate for sealing is connected to the top of aluminum hull, core packet is arranged in aluminum hull inner cavity, core packet is by positive electrode foil one, it is electrolysed paper layer one, negative electrode foil one, it is electrolysed paper layer two, positive electrode foil two, it is electrolysed paper layer three, negative electrode foil two and the electrolysis stacking composition of paper layer four, adhesive tape is provided on rear side of electrolysis paper layer, the front side of positive electrode foil one and positive electrode foil two is fixedly connected to positive wire item, the front side of negative electrode foil one and negative electrode foil two is fixedly connected to negative wire item, the utility model is wound by multiple positive electrode foils and multiple negative electrode foil intersectings to be arranged, the winding time of its capacitor core group greatly shortens, improve production efficiency.
Description
Technical field
The utility model relates to capacitor technology field, specially a kind of capacitor core group and capacitor.
Background technique
As the equipment production technology such as DC welder, frequency converter, ups power is increasingly mature, the industry demand of such equipment
Also it increases sharply；Also increase to be applied to the demand of the electrolytic capacitor of such equipment, to the production efficiency of electrolytic capacitor
More stringent requirements are proposed, and in the fabrication process, the positive electrode foil of regular length and negative electrode foil single-layer winding are completed, time-consuming
Longer, production efficiency is low, it is difficult to meet the needs of industrialization, while be carried out by electrolysis paper layer to positive electrode foil and negative electrode foil
When wrapping, the heat dissipation performance of capacitor is bad, influences the service life of capacitor, for this purpose, it is proposed that a kind of capacitor core group
And capacitor.
Utility model content
The purpose of this utility model is to provide a kind of capacitor core group and capacitors, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of capacitor core group and capacitor, including
Aluminum hull, cover board and core packet, the cover plate for sealing are connected to the top of aluminum hull, and core packet is arranged in aluminum hull inner cavity, and core packet is by positive electrode
Foil one, electrolysis paper layer one, negative electrode foil one, electrolysis paper layer two, positive electrode foil two, electrolysis paper layer three, negative electrode foil two and electrolysis
The rear side of the stacking composition of paper layer four, the electrolysis paper layer four is provided with adhesive tape, before the positive electrode foil one and positive electrode foil two
Side is fixedly connected to positive wire item, and the front side of the negative electrode foil one and negative electrode foil two is fixedly connected to negative wire
Item.
The positive electrode foil one and the top and bottom of electrolysis paper layer one are concordant, the negative electrode foil one and electrolysis paper layer
Two top and bottom are concordant, and the positive electrode foil two and the top and bottom of electrolysis paper layer three are concordant, the negative electrode
Foil two and the top and bottom of electrolysis paper layer four are concordant, the positive electrode foil one, negative electrode foil one, positive electrode foil two and negative electricity
The width of pole foil two is sequentially reduced；Both ends form the clearance space of heat dissipation after multilaminate coiled.
Further, the electrolysis paper layer one, electrolysis paper layer two, electrolysis paper layer three and the top and bottom for being electrolysed paper layer four
It is provided with radiating area, radiating area is evenly arranged with heat release hole, and the width of radiating area is equal to the difference of adjacent electrolysis paper layer width
Half.
Further, fuse is provided at the top of the positive wire item and negative wire item.
Further, the junction of the negative wire item and negative electrode foil one and negative electrode foil two is provided with foliation.
Further, the upper end of the foliation is below the upper end of negative wire item and negative electrode foil one, the foliation
Lower end is concordant with the low side of negative wire item and negative electrode foil one.
Compared with prior art, the utility model has the beneficial effects that the utility model passes through multiple positive electrode foils and more
A negative electrode foil intersecting winds setting, and the winding time of capacitor core group greatly shortens, and improves production efficiency, just
Electrode foil one, negative electrode foil one, positive electrode foil two and negative electrode foil two width be sequentially reduced；Both ends form after multilaminate coiled
Heat-dissipating space.The heat dissipation effect that can be improved capacitor by setting radiating area and heat release hole, improves capacitor by foliation
It is resistant to the ability of high current and the impact of high frequency feedback ripple current, to extend the service life of capacitor, while passing through insurance
When silk is abnormal the electric current in capacitor, fuse is broken cutting circuit in time, thus the safe handling of protective condenser.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the portion the A partial enlargement diagram of Fig. 1.
In figure: 1- positive electrode foil one；2- is electrolysed paper layer one；3- negative electrode foil one；4- is electrolysed paper layer two；5- positive electricity
Pole foil two；6- is electrolysed paper layer three；7- negative electrode foil two；8- is electrolysed paper layer four；9- adhesive tape；10- positive wire item；11-
Negative wire item；12- foliation；21- radiating area；22- heat release hole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, the utility model provides a kind of technical solution: a kind of capacitor core group and capacitor, including aluminum hull,
Cover board and core packet, cover plate for sealing are connected to the top of aluminum hull, and the setting of core packet is in aluminum hull inner cavity, and core packet is by positive electrode foil 1, electrolysis
Paper layer 1, negative electrode foil 1, electrolysis paper layer 24, positive electrode foil 25, electrolysis paper layer 36, negative electrode foil 27 and electrolysis paper layer
48 stacking compositions, the rear side of electrolysis paper layer 48 are provided with adhesive tape 9, and the front side of positive electrode foil 1 and positive electrode foil 25 is fixed
It is connected with positive wire item 10, the front side of negative electrode foil 1 and negative electrode foil 27 is fixedly connected to negative wire item 11.Just
Electrode foil 1 and the top and bottom of electrolysis paper layer 1 are concordant, the top and bottom of negative electrode foil 1 and electrolysis paper layer 24
Concordant, the top and bottom of positive electrode foil 25 and electrolysis paper layer 36 are concordant, negative electrode foil 27 and electrolysis paper layer 48
Top and bottom are concordant, positive electrode foil 1, negative electrode foil 1, positive electrode foil 25 and negative electrode foil 27 width successively subtract
It is small；Both ends form heat dissipation gap after multilaminate coiled.
As shown in Fig. 2, electrolysis paper layer 1, electrolysis paper layer 24, electrolysis paper layer 36 and the top and bottom that are electrolysed paper layer 48
Portion is provided with radiating area 21, and radiating area 21 is evenly arranged with heat release hole 22, and the width of radiating area 21 is equal to adjacent electrolysis paper layer
The half of the difference of width, improves the heat dissipation performance of capacitor, to improve the service life of capacitor.
As shown in Figure 1, the top of positive wire item 10 and negative wire item 11 is provided with fuse, made by fuse
When electric current in capacitor is abnormal, fuse is broken cutting circuit in time, thus the safe handling of protective condenser.
As shown in Figure 1, the junction of negative wire item 11 and negative electrode foil 1 and negative electrode foil 27 is provided with foliation
12, foliation 12 improves the ability of capacitor tolerance high current and the impact of high frequency feedback ripple current, to extend capacitor
Service life.
As shown in Figure 1, the upper end of foliation 12 is below the upper end of negative wire item 11 and negative electrode foil 1, foliation 12
Lower end is concordant with the low side of negative wire item 11 and negative electrode foil 1.
Embodiment: being wound by multiple positive electrode foils and multiple negative electrode foil intersectings and be arranged, capacitor core group
Winding time greatly shorten, can be improved the heat dissipation effect of capacitor by radiating area 21 and heat release hole 22, pass through foliation 12
The ability of capacitor tolerance high current and the impact of high frequency feedback ripple current is improved, thus extend the service life of capacitor,
When being abnormal the electric current in capacitor by fuse simultaneously, fuse is broken cutting circuit in time, to protect capacitor
The safe handling of device.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of capacitor core group and capacitor, including aluminum hull, cover board and core packet, it is characterised in that: the cover plate for sealing connection
?
The top of aluminum hull, the setting of core packet is in aluminum hull inner cavity, and core packet is by positive electrode foil one (1), electrolysis paper layer one (2), negative electrode foil
One
(3), paper layer two (4), positive electrode foil two (5), electrolysis paper layer three (6), negative electrode foil two (7) and electrolysis paper layer are electrolysed
Four (8) stacking composition, is provided with adhesive tape (9) on rear side of the electrolysis paper layer four (8), the positive electrode foil one (1) and
It is fixedly connected on front side of positive electrode foil two (5) positive wire item (10), the negative electrode foil one (3) and negative electrode foil
Negative wire item (11) are fixedly connected on front side of two (7)；
The positive electrode foil one (1) and the top and bottom of electrolysis paper layer one (2) are concordant, the negative electrode foil one (3) and electricity
The top and bottom for solving paper layer two (4) are concordant, the positive electrode foil two (5) and the top and bottom for being electrolysed paper layer three (6)
Portion is concordant, and the negative electrode foil two (7) and the top and bottom of electrolysis paper layer four (8) are concordant, the positive electrode foil
One
(1), the width of negative electrode foil one (3), positive electrode foil two (5) and negative electrode foil two (7) is sequentially reduced.
2. a kind of described capacitor core group and capacitor according to claim 1, it is characterised in that: the electrolysis paper layer one
(2),
Radiating area is provided at the top and bottom of electrolysis paper layer two (4), electrolysis paper layer three (6) and electrolysis paper layer four (8)
(21), radiating area (21) is evenly arranged with heat release hole (22), and the width of radiating area (21) is equal to adjacent electrolysis paper layer width
Difference half.
3. a kind of described capacitor core group and capacitor according to claim 1, it is characterised in that: the positive wire item
(10)
Fuse is provided with at the top of negative wire item (11).
4. a kind of described capacitor core group and capacitor according to claim 1, it is characterised in that: the negative wire item
(11)
Foliation (12) are provided with the junction of negative electrode foil one (3) and negative electrode foil two (7).
5. a kind of capacitor core group and capacitor according to claim 4, it is characterised in that: the foliation (12) it is upper
End
It is below the upper end of negative wire item (11) and negative electrode foil one (3), the lower end of the foliation (12) is and negative wire
Item (11) is concordant with the low side of negative electrode foil one (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822180412.4U CN209149952U (en) | 2018-12-25 | 2018-12-25 | A kind of capacitor core group and capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822180412.4U CN209149952U (en) | 2018-12-25 | 2018-12-25 | A kind of capacitor core group and capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209149952U true CN209149952U (en) | 2019-07-23 |
Family
ID=67290583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822180412.4U Expired - Fee Related CN209149952U (en) | 2018-12-25 | 2018-12-25 | A kind of capacitor core group and capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209149952U (en) |
-
2018
- 2018-12-25 CN CN201822180412.4U patent/CN209149952U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190723 Termination date: 20211225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |