CN106981365A - A kind of aluminum-casing capacitor with inner fin and preparation method thereof - Google Patents
A kind of aluminum-casing capacitor with inner fin and preparation method thereof Download PDFInfo
- Publication number
- CN106981365A CN106981365A CN201611095432.0A CN201611095432A CN106981365A CN 106981365 A CN106981365 A CN 106981365A CN 201611095432 A CN201611095432 A CN 201611095432A CN 106981365 A CN106981365 A CN 106981365A
- Authority
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- China
- Prior art keywords
- aluminum
- capacitor
- capacitor body
- conducting plate
- copper heat
- 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.)
- Pending
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 115
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 86
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 86
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 44
- 229910052802 copper Inorganic materials 0.000 claims abstract description 44
- 239000010949 copper Substances 0.000 claims abstract description 44
- 239000000463 material Substances 0.000 claims abstract description 16
- 229910052751 metal Inorganic materials 0.000 claims description 30
- 239000002184 metal Substances 0.000 claims description 30
- 239000004411 aluminium Substances 0.000 claims description 22
- 239000003292 glue Substances 0.000 claims description 14
- 238000009413 insulation Methods 0.000 claims description 13
- 238000005507 spraying Methods 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 229910000906 Bronze Inorganic materials 0.000 claims description 3
- 239000010974 bronze Substances 0.000 claims description 3
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 7
- 239000010408 film Substances 0.000 description 10
- 238000013461 design Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000011104 metalized film Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/32—Wound capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G13/00—Apparatus specially adapted for manufacturing capacitors; Processes specially adapted for manufacturing capacitors not provided for in groups H01G4/00 - H01G11/00
- H01G13/003—Apparatus or processes for encapsulating capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/08—Cooling arrangements; Heating arrangements; Ventilating arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/224—Housing; Encapsulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/33—Thin- or thick-film capacitors
Abstract
The invention discloses a kind of aluminum-casing capacitor with inner fin and preparation method thereof, including capacitor body, positive and negative electrode, aluminum shell, flange-cooled copper heat-conducting plate and Embedding Material body;The aluminum shell, which has, is used for the first opening for loading Embedding Material, and the capacitor body is winding-structure;The capacitor body is contained in aluminum shell and the spool of capacitor body and the described first opening are in almost parallel;Two ends of the positive and negative electrode respectively with the spool of capacitor body are connected, the flange-cooled copper heat-conducting plate is located at wherein one end of the spool of capacitor body, the fin of the flange-cooled copper heat-conducting plate is inserted into the centre of capacitor body, and the Embedding Material body is filled in the remaining space between aluminum shell and capacitor body, positive and negative electrode and its flange-cooled copper heat-conducting plate.The present invention can substantially improve the withstanding current capability of capacitor, and with simple and compact for structure, technology difficulty is low, the characteristics of cost is low.
Description
Technical field
The present invention relates to capacitor technology field, more particularly to a kind of aluminum-casing capacitor with inner fin and its system
Make method.
Background technology
Thin film capacitor is applied on the new-energy automobiles such as electric car and hybrid electric vehicle extensively.Japan factory
Automobile controller density has reached more than 20KW/L, and domestic many controller producers make great efforts to improve car as target
With the power density of controller.Also therefore, controller producer proposes new demand to automobile-used bus capacitor, it is desirable to new electricity
Container can bear bigger ripple current ability under smaller volume and capacity.The capacitor of the present invention is based on this
Demand and research and develop.
Existing automobile-used bus capacitor is typically designed using traditional plastic housing design or aluminum hull.The advantage of plastic housing design
It is simple in construction, cost is relatively low, has the disadvantage plastic housing weak heat-dissipating, it is impossible to efficiently capacitor body is radiated in time.And capacitor
The fuse heatproof upper limit is usually no more than 110 DEG C, and this results in the ripple current that capacitor bears can not be too big, general plastic housing electric capacity
The ripple current density that device is born is in 0.2A/uF or so.Therefore some capacitor producers, which employ, changes plastic housing into aluminum hull, it is desirable to
The resistance to ripple current ability of capacitor is improved by the good heat conductivity of aluminum hull.Because electronic device has 2000V friendships on car
Flow the above insulating requirements, so using aluminum hull structure when, in order to ensure dielectric strength, it is necessary in aluminum hull and capacitor body
Between retain certain clearance for insulation, for place insulating materials and ensure Embedding Material effective filling.So cause electric capacity
The rising of device cost and volume, radiating effect is also made a discount, and the capacitor of normal aluminum hull design still can not solve core
The problem of subgroup internal heat dissipating ability, so the scheme of aluminum hull is actually rare on the market.The capacitor of conventional aluminum hull design is resistance to
Ripple current density can reach 0.3A/uF.Also occur in that some special plastic housing capacitors in recent years, using busbar it is exposed or
The capacitor of exposed metal plate, but to still have radiating efficiency not enough and can not have to the central hot spot of fuse group for these capacitors
The defect of radiating is imitated, the density of resistance to ripple current is general in 0.3A/uF or so.
The content of the invention
It is an object of the invention to overcoming the deficiency of prior art there is provided a kind of aluminum-casing capacitor with inner fin and
Its preparation method, by the improvement of the structure to capacitor and preparation method thereof, can substantially improve the withstanding current capability of capacitor,
And with simple and compact for structure, technology difficulty is low, the characteristics of cost is low.
The technical solution adopted for the present invention to solve the technical problems is:A kind of aluminum-casing capacitor with inner fin,
Including capacitor body, positive and negative electrode, aluminum shell, flange-cooled copper heat-conducting plate and Embedding Material body;The aluminum shell has
For loading the first opening of Embedding Material, the capacitor body is winding-structure;The capacitor body is contained in outside aluminium
Shell is interior and the spool of capacitor body and the described first opening are in almost parallel;The positive and negative electrode respectively with capacitor body
The two ends of spool be connected, the flange-cooled copper heat-conducting plate is located at wherein one end of the spool of capacitor body, described
The fin of flange-cooled copper heat-conducting plate is inserted into the centre of capacitor body, and the Embedding Material body is filled in aluminum shell and electricity
In remaining space between container fuse, positive and negative electrode and its flange-cooled copper heat-conducting plate.
The aluminum-casing capacitor also includes a metal plate, and the aluminum shell also has with the described first opening in 90 degree of phases
Second connect is open and causes the aluminum shell to be tetrahedral structure, and the corresponding spool in capacitor body of the second opening
Wherein one end, the metal plate is fastened at second opening.
Wherein one end of spool of the flange-cooled copper heat-conducting plate correspondence in capacitor body and the metal plate
Insulation is connected.
It is connected between the flange-cooled copper heat-conducting plate and the metal plate by the two-sided dielectric film insulation with glue
Connect.
The metal plate is aluminium flat board.
The aluminum-casing capacitor also includes a bronze medal heat-conducting plate, and the corresponding spool in capacitor body of the copper heat-conducting plate is wherein
The other end is connected with the wall body insulation of the aluminum shell.
It is connected between the copper heat-conducting plate and the wall body of the aluminum shell by the two-sided dielectric film insulation with glue.
The two ends of the spool of the capacitor body are respectively equipped with metal spraying structure, and the positive and negative electrode passes through correspondence respectively
Metal spraying structure corresponding with the two ends of the spool of capacitor body be connected.
A kind of preparation method of the aluminum-casing capacitor with inner fin, including:
The aluminum shell with four walls, two openings is made, one of wall of aluminum shell and copper heat-conducting plate are passed through
Two-sided band glue dielectric film is combined with each other, and the wall is relative with one of opening of aluminum shell;
Aluminium flat board or metal plate are made, aluminium flat board or metal plate pass through two-sided band glue with flange-cooled copper heat-conducting plate
Dielectric film is combined with each other;
The fin of flange-cooled copper heat-conducting plate is inserted into the middle of capacitor body;
By each one section of positive and negative electrode respectively at metal spraying structure welding of the capacitor body along the two ends of wireline reel one
Rise;
Aluminum shell and the compressing parts that have welded are assembled together, the heat-conducting plate in aluminum shell presses close to electrode surface, and
Aluminium flat board or metal plate do two-sided cooling to capacitor body and used together;
Resin, protection and fixed capacity device fuse are poured into from another opening of aluminum shell.
Compared with prior art, the beneficial effects of the invention are as follows:
Present invention employs the centre that the heat radiating fin structure of flange-cooled copper heat-conducting plate was covered to each core surface
Heat inside fuse group, can so be transmitted on metal plate or aluminium flat board by position;Aluminum shell of the present invention
Different with traditional aluminum shell, aluminum shell of the invention is using 4 shell wall structures, in order to be easy to conduction copper heat extraction
Pressure is compound to aluminum hull inwall and ensures thermal conductive gap minimum between shell wall and electrode;The present invention uses two-sided band glue dielectric film and heat
Pressure technique, in order to meet insulating requirements and ensure good heat-conducting effect;Aluminum-casing capacitor containing inner fin can
To ensure effectively to contact between the positive and negative electrode surface of welding capacitor body and copper heat sink, heat-conducting effect is greatly improved;And
Heat in the middle of fuse group is come out, kept away by extending in the middle of fuse group by the structure design of fin by fin conductive
Exempt from due to metalized film and Embedding Material thermal conductivity factor is relatively low causes capacitor heat to gather fuse group center, so as to influence
The resistance to ripple current ability of capacitor.It the experiment proved that, common modeling of the aluminum-casing capacitor containing inner fin than similar structure
Shell capacitor overcurrent capability increases by more than 1 times, than the common aluminum-casing capacitor overcurrent capability increase about 30% of similar structure,
And because it uses the two-sided Cooling Design being adjacent to, short transverse can save 3~4mm space, and this is for applying automobile-used
It is very big advantage for the part of controller.The present invention have it is simple and compact for structure, technology difficulty is low, the characteristics of cost is low.
The present invention is described in further detail below in conjunction with drawings and Examples;But a kind of band internal heat dissipating of the present invention
Aluminum-casing capacitor of piece and preparation method thereof is not limited to embodiment.
Brief description of the drawings
Fig. 1 is the three-dimensional shape schematic diagram of the embodiment present invention;
Fig. 2 is the front view of the present invention;
Fig. 3 is embodiment top view of the present invention;
Fig. 4 is the sectional view of the line A-A along along Fig. 2.
Embodiment
Embodiment
Referring to shown in Fig. 1 to Fig. 4, a kind of aluminum-casing capacitor with inner fin of the invention, including capacitor body
1st, positive and negative electrode 21,22, aluminum shell 3, flange-cooled copper heat-conducting plate 4 and Embedding Material body 5, Embedding Material uses resin;Institute
Stating aluminum shell 3 has for loading the first opening 31 of Embedding Material, and the capacitor body 1 is winding-structure;The electric capacity
Device fuse 1 is contained in aluminum shell 3 and the spool of capacitor body 1 and the described first opening 31 are in almost parallel;It is described positive and negative
21,22 two ends respectively with the spool of capacitor body 1 of electrode are connected, and the flange-cooled copper heat-conducting plate 4 is located at electric capacity
Wherein one end of the spool of device fuse 1, the fin 41 of the flange-cooled copper heat-conducting plate 4 is inserted into capacitor body 1
Between, the Embedding Material body 5 is filled in aluminum shell 3 and led with capacitor body 1, positive and negative electrode 21,22 and its flange-cooled copper
In remaining space between hot plate 4.
The aluminum-casing capacitor also includes a metal plate 6, and the metal plate 6 of the present embodiment uses aluminium flat board, the aluminium
Shell 3 also has causes the aluminum shell 3 to be tetrahedral structure with the described first opening 31 in 90 degree of second openings connected,
And the second opening correspondence, in wherein one end of the spool of capacitor body, the aluminium flat board 6 is fastened on the aluminum shell 3
At second opening.
Wherein one end of spool of the flange-cooled correspondence of copper heat-conducting plate 4 in capacitor body and the aluminium flat board 6
Insulation is connected.
It is connected between the flange-cooled copper heat-conducting plate 4 and the aluminium flat board 6 by the two-sided insulation of dielectric film 7 with glue
Connect.
The aluminum-casing capacitor also include a bronze medal heat-conducting plate 8, the copper heat-conducting plate 8 correspondence capacitor body spool its
The middle other end is connected with a wherein wall body 32 insulation of the aluminum shell 3;The wall body 32 of aluminum shell 3 and the second of aluminum shell 3
Opening is relative, that is to say, that relative with aluminium flat board 6.
It is connected between the copper heat-conducting plate 8 and the wall body 32 of the aluminum shell by the two-sided insulation of dielectric film 7 with glue.
The two ends of the spool of the capacitor body are respectively equipped with metal spraying structure 11,12, the positive and negative electrode 21,22 points
It is not connected by the way that corresponding metal spraying structure 11,12 is corresponding with the two ends of the spool of capacitor body 1.
A kind of preparation method of aluminum-casing capacitor with inner fin of the present invention, including:
Make the aluminum shell 3 with four walls, two openings, by one of wall (i.e. wall body 32) of aluminum shell and
Copper heat-conducting plate 8 is combined with each other by two-sided band glue dielectric film 7, and one of them of the wall (i.e. wall body 32) and aluminum shell is opened
Mouth (the i.e. second opening) is relative;
Make aluminium flat board 6, naturally it is also possible to be other metal plates of high heat conduction, aluminium flat board 6 is led with flange-cooled copper
Hot plate 4 is combined with each other by two-sided band glue dielectric film 7;
The fin 41 of flange-cooled copper heat-conducting plate 4 is inserted into the middle of capacitor body 1;
By each one section of positive and negative electrode 21,22 respectively at metal spraying structure 11 of the capacitor body along the two ends of wireline reel,
12 weld together;
Aluminum shell 3 and the compressing parts that have welded are assembled together, the heat-conducting plate in aluminum shell 3 presses close to electrode surface,
Two-sided cooling is done to capacitor body 1 together with aluminium flat board to use;
Resin, protection and fixed capacity device fuse are poured into from another opening (the i.e. first opening) of aluminum shell 1.
A kind of aluminum-casing capacitor with inner fin of the present invention and preparation method thereof, is employed flange-cooled copper
The heat radiating fin structure of heat-conducting plate covered the centre position of each core surface, can so conduct the heat inside fuse group
Onto metal plate or aluminium flat board;Aluminum shell of the present invention and different, the of the invention aluminum shell of traditional aluminum shell
Using 4 shell wall structures, in order to be easy to conduction copper heat extraction pressure to be compound to aluminum hull inwall and ensure between shell wall and electrode
Minimum thermal conductive gap;The present invention uses two-sided band glue dielectric film and heat pressing process, in order to meet insulating requirements and guarantor
The good heat-conducting effect of card;Aluminum-casing capacitor containing inner fin can ensure to weld the positive and negative electrode surface of capacitor body
Effectively contacted between copper heat sink, heat-conducting effect is greatly improved;And the structure design of fin is by extending in fuse group
Between, the heat in the middle of fuse group is come out by fin conductive, it is to avoid due to metalized film and Embedding Material thermal conductivity factor
It is relatively low to cause capacitor heat to gather fuse group center, so as to influence the resistance to ripple current ability of capacitor.It the experiment proved that,
Aluminum-casing capacitor containing inner fin increases by more than 1 times than the common plastic housing capacitor overcurrent capability of similar structure, than phase
Like the common aluminum-casing capacitor overcurrent capability increase about 30% of structure, and because it uses the two-sided Cooling Design being adjacent to,
Short transverse can save 3~4mm space, and this is very big advantage for applying for the part of automobile controller.This hair
Bright capacitor carries out two-sided cooling, capacitor body edge volume to the main thermal conductive surface of capacitor body using special aluminum hull structure
The thermal conductivity factor of direction of principal axis is more than 5 times of other face thermal conductivity factors, so aluminium flat board and edge of the aluminum shell to capacitor body
Two faces in spool direction are cooled down simultaneously, and cooling effectiveness is significantly increased.The present invention is also by the way of built-in copper radiating rib
It is difficult to transfer out the problem come to solve capacitor core subgroup central hot spot temperature.The present invention has simple and compact for structure, technique
Difficulty is low, the characteristics of cost is low.
Above-mentioned simply presently preferred embodiments of the present invention, not makees any formal limitation to the present invention.Although of the invention
It is disclosed above with preferred embodiment, but it is not limited to the present invention.Any those skilled in the art, are not taking off
In the case of from technical solution of the present invention scope, all technical solution of the present invention is made perhaps using the technology contents of the disclosure above
More possible variation and modification, or it is revised as equivalents equivalent embodiment.Therefore, it is every without departing from technical solution of the present invention
Content, according to the technology of the present invention essence to any simple modifications, equivalents, and modifications made for any of the above embodiments, all should fall
In the range of technical solution of the present invention protection.
Claims (9)
1. a kind of aluminum-casing capacitor with inner fin, it is characterised in that:Outside including capacitor body, positive and negative electrode, aluminium
Shell, flange-cooled copper heat-conducting plate and Embedding Material body;The aluminum shell, which has, is used for the first opening for loading Embedding Material, institute
Capacitor body is stated for winding-structure;The capacitor body is contained in aluminum shell and the spool of capacitor body and described the
One opening is in almost parallel;Two ends of the positive and negative electrode respectively with the spool of capacitor body are connected, the band fin
Copper heat-conducting plate be located at capacitor body spool wherein one end, the fin of the flange-cooled copper heat-conducting plate is inserted into electricity
The centre of container fuse, the Embedding Material body is filled in aluminum shell and capacitor body, positive and negative electrode and its flange-cooled
In remaining space between copper heat-conducting plate.
2. aluminum-casing capacitor according to claim 1, it is characterised in that:The aluminum-casing capacitor, which also includes a metal, puts down
Plate, the aluminum shell also has causes the aluminum shell to be tetrahedron with the described first opening in 90 degree of second openings connected
Structure, and the second opening correspondence, in wherein one end of the spool of capacitor body, the metal plate is fastened on described the
At two openings.
3. aluminum-casing capacitor according to claim 1, it is characterised in that:The flange-cooled copper heat-conducting plate correspondence is in electricity
Wherein one end of the spool of container fuse is connected with metal plate insulation.
4. aluminum-casing capacitor according to claim 1, it is characterised in that:The flange-cooled copper heat-conducting plate and the gold
It is connected between category flat board by the two-sided dielectric film insulation with glue.
5. aluminum-casing capacitor according to claim 1, it is characterised in that:The metal plate is aluminium flat board.
6. aluminum-casing capacitor according to claim 1, it is characterised in that:The aluminum-casing capacitor also includes a bronze medal heat conduction
Plate, copper heat-conducting plate correspondence is connected in the wherein other end of the spool of capacitor body with the wall body insulation of the aluminum shell.
7. aluminum-casing capacitor according to claim 1, it is characterised in that:The copper heat-conducting plate and the wall body of the aluminum shell
Between by it is two-sided with glue dielectric film insulation be connected.
8. aluminum-casing capacitor according to claim 1, it is characterised in that:The two ends difference of the spool of the capacitor body
Provided with metal spraying structure, the positive and negative electrode is corresponding with the two ends of the spool of capacitor body by corresponding metal spraying structure respectively
It is connected.
9. a kind of preparation method of the aluminum-casing capacitor with inner fin, it is characterised in that:Including:
The aluminum shell with four walls, two openings is made, one of wall of aluminum shell and copper heat-conducting plate are passed through two-sided
Band glue dielectric film is combined with each other, and the wall is relative with one of opening of aluminum shell;
Aluminium flat board or metal plate are made, aluminium flat board or metal plate are insulated with flange-cooled copper heat-conducting plate by two-sided band glue
Film is combined with each other;
The fin of flange-cooled copper heat-conducting plate is inserted into the middle of capacitor body;
By each one section of positive and negative electrode respectively at metal spraying structure welding of the capacitor body along the two ends of wireline reel together;
Aluminum shell and the compressing parts that have welded are assembled together, the heat-conducting plate in aluminum shell presses close to electrode surface, and aluminium is flat
Plate or metal plate do two-sided cooling to capacitor body and used together;
Resin, protection and fixed capacity device fuse are poured into from another opening of aluminum shell.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611095432.0A CN106981365A (en) | 2016-12-02 | 2016-12-02 | A kind of aluminum-casing capacitor with inner fin and preparation method thereof |
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Application Number | Priority Date | Filing Date | Title |
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CN201611095432.0A CN106981365A (en) | 2016-12-02 | 2016-12-02 | A kind of aluminum-casing capacitor with inner fin and preparation method thereof |
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Family
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CN201611095432.0A Pending CN106981365A (en) | 2016-12-02 | 2016-12-02 | A kind of aluminum-casing capacitor with inner fin and preparation method thereof |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110808167A (en) * | 2019-09-29 | 2020-02-18 | 深圳市禾望电气股份有限公司 | Capacitor with a capacitor element |
CN110911316A (en) * | 2019-12-04 | 2020-03-24 | 宁波江丰电子材料股份有限公司 | Composite cooling water tray and manufacturing method and application thereof |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN202042363U (en) * | 2011-03-31 | 2011-11-16 | 佛山市顺德区伦教胜业电器有限公司 | Capacitor with low-thermal-resistance structure |
JP2012009499A (en) * | 2010-06-22 | 2012-01-12 | Toyota Motor Corp | Vehicle capacitor |
CN202217583U (en) * | 2011-08-21 | 2012-05-09 | 比亚迪股份有限公司 | Capacitor |
CN105931840A (en) * | 2016-05-24 | 2016-09-07 | 厦门法拉电子股份有限公司 | Low thermal resistance thin-film capacitor and production method thereof |
-
2016
- 2016-12-02 CN CN201611095432.0A patent/CN106981365A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012009499A (en) * | 2010-06-22 | 2012-01-12 | Toyota Motor Corp | Vehicle capacitor |
CN202042363U (en) * | 2011-03-31 | 2011-11-16 | 佛山市顺德区伦教胜业电器有限公司 | Capacitor with low-thermal-resistance structure |
CN202217583U (en) * | 2011-08-21 | 2012-05-09 | 比亚迪股份有限公司 | Capacitor |
CN105931840A (en) * | 2016-05-24 | 2016-09-07 | 厦门法拉电子股份有限公司 | Low thermal resistance thin-film capacitor and production method thereof |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110808167A (en) * | 2019-09-29 | 2020-02-18 | 深圳市禾望电气股份有限公司 | Capacitor with a capacitor element |
CN110911316A (en) * | 2019-12-04 | 2020-03-24 | 宁波江丰电子材料股份有限公司 | Composite cooling water tray and manufacturing method and application thereof |
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Application publication date: 20170725 |