CN219998053U - Thin-layer aluminum electrolytic capacitor - Google Patents
Thin-layer aluminum electrolytic capacitor Download PDFInfo
- Publication number
- CN219998053U CN219998053U CN202321231353.3U CN202321231353U CN219998053U CN 219998053 U CN219998053 U CN 219998053U CN 202321231353 U CN202321231353 U CN 202321231353U CN 219998053 U CN219998053 U CN 219998053U
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- China
- Prior art keywords
- fixedly connected
- heat
- electrolytic capacitor
- thin
- aluminum electrolytic
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- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 70
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 70
- 239000003990 capacitor Substances 0.000 title claims abstract description 37
- 238000007789 sealing Methods 0.000 claims description 12
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 7
- 238000002955 isolation Methods 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 abstract description 20
- 238000001816 cooling Methods 0.000 abstract description 14
- 239000004411 aluminium Substances 0.000 abstract description 6
- 230000003014 reinforcing effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 16
- 239000011888 foil Substances 0.000 description 4
- 230000002708 enhancing effect Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
The utility model discloses a thin-layer aluminum electrolytic capacitor, which comprises an aluminum shell, wherein the bottom of the inner side surface of the aluminum shell is fixedly connected with a heat conducting plate, and the lower surface of the heat conducting plate is fixedly connected with a heat radiating fin; the middle part fixedly connected with connecting seat of heat-conducting plate upper surface, the inside fixedly connected with first cooling tube of connecting seat, the upper surface threaded connection of aluminum hull has the apron, the middle part fixedly connected with second cooling tube of roof in the apron. This thin layer aluminium electrolytic capacitor, through heat-conducting plate, the heat dissipation wing, first cooling tube, second cooling tube and the microporous setting of heat dissipation, the heat transfer heat dissipation wing that the heat-conducting plate produced the core package, the diapire through heat dissipation wing and aluminum hull dissipates into the air, the second cooling tube joint uses with the cooperation of heat dissipation micropore each other in the inside of first cooling tube, form the heat dissipation passageway, the heat that gathers inside the core package that can be better distributes, guarantee the normal of inside temperature, the security of reinforcing use.
Description
Technical Field
The utility model relates to the technical field of capacitors, in particular to a thin-layer aluminum electrolytic capacitor.
Background
The aluminum electrolytic capacitor is used as a common device on the electronic circuit, has the electrical functions of filtering, bypass, coupling, decoupling, phase inversion and the like, and is widely applied to various electronic circuits, and the aluminum electrolytic capacitor can be divided into lead wires, patches, welding chips, bolts and the like according to different types.
Through retrieval, chinese patent publication (bulletin) No. CN105006369B discloses an aluminum electrolytic capacitor, wherein a lower current collecting disc and an upper current collecting disc are correspondingly welded with a positive contact end and a negative contact end; one end of the insulating sleeve is embedded in the shell and sleeved on the periphery of the upper current collecting disc; the top cover is connected with the upper current collecting disc and is arranged at the other end of the insulating sleeve in a sealing way. The aluminum electrolytic capacitor provided by the utility model has higher current carrying capacity and high ripple current resistance.
Although the current carrying capacity and the high ripple current resistance of the aluminum electrolytic capacitor can be improved, heating is an unavoidable and very harmful factor in the use of the aluminum electrolytic capacitor, and the aluminum electrolytic capacitor can accelerate the consumption of electrolyte to dry up, even cause the boiling of the electrolyte, and drastically shorten the service life of the capacitor, so that a thin-layer aluminum electrolytic capacitor is required to be designed to solve the problems.
Disclosure of Invention
The utility model mainly aims to provide a thin-layer aluminum electrolytic capacitor which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the thin-layer aluminum electrolytic capacitor comprises an aluminum shell, wherein the bottom of the inner side surface of the aluminum shell is fixedly connected with a heat conducting plate, and the lower surface of the heat conducting plate is fixedly connected with radiating fins; the middle part fixedly connected with connecting seat of heat-conducting plate upper surface, the inside fixedly connected with first cooling tube of connecting seat, the upper surface threaded connection of aluminum hull has the apron, the middle part fixedly connected with second cooling tube of roof in the apron, the heat dissipation micropore has been seted up at the middle part of apron upper surface.
In order to achieve the effect of enhancing the connection tightness, the top of the inner side surface of the aluminum shell is fixedly connected with a sealing ring as the thin-layer aluminum electrolytic capacitor.
In order to achieve the effect of being convenient for isolating static electricity, the thin-layer aluminum electrolytic capacitor is characterized in that a core bag is sleeved on the outer surface of the first radiating pipe, and isolating paper is fixedly connected to the outer surface of the core bag.
In order to achieve the effect of facilitating heat dissipation, as the thin-layer aluminum electrolytic capacitor, the outer surface of the isolating paper is fixedly connected with tin foil.
In order to achieve the effect of enhancing the installation firmness, the thin-layer aluminum electrolytic capacitor is characterized in that a rubber plug is fixedly connected inside the cover plate.
In order to achieve the effect of being convenient for connecting the positive electrode of a power supply, as the thin-layer aluminum electrolytic capacitor, one side of the inner wall of the cover plate is fixedly connected with a first guide pipe, and the inside of the first guide pipe is fixedly connected with a positive electrode guide pin.
In order to achieve the effect of facilitating connection of the power supply negative electrode, the thin-layer aluminum electrolytic capacitor is characterized in that a second guide pipe is fixedly connected to the other side of the inner wall of the cover plate, and a negative electrode guide pin is fixedly connected to the inside of the second guide pipe.
In order to achieve the effect of enhancing the bottom protection, the bottom of the outer surface of the aluminum shell is sleeved with a protective sleeve as the thin-layer aluminum electrolytic capacitor.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the heat generated by the core package is transferred to the heat radiating fins through the heat radiating fins and the bottom wall of the aluminum shell by the heat conducting plate, the first heat radiating tubes, the second heat radiating tubes and the heat radiating micropores are arranged, the second heat radiating tubes are clamped in the first heat radiating tubes and are matched with the heat radiating micropores to form a heat radiating channel, so that heat accumulated in the core package can be better radiated, the normal internal temperature is ensured, and the use safety is enhanced.
2. According to the utility model, through the arrangement of the sealing ring, the tinfoil paper, the rubber plug, the first guide pipe and the second guide pipe, the sealing ring seals the joint of the cover plate and the inner side surface of the aluminum shell, the sealing effect is increased, water and dust are prevented from entering, the tinfoil paper reflects heat energy so as to achieve the effect of reducing heat transfer, the influence of external environment on the capacitor is reduced, and meanwhile, the heat dissipation effect is achieved.
Drawings
Fig. 1 is a schematic front view of embodiment 1 of the present utility model;
FIG. 2 is a schematic cross-sectional plan view of embodiment 1 of the present utility model;
FIG. 3 is a schematic diagram of the internal structure of an aluminum housing according to embodiment 1 of the present utility model;
FIG. 4 is a schematic view showing the internal structure of a cover plate according to embodiment 1 of the present utility model;
fig. 5 is a schematic structural diagram of a protective jacket according to embodiment 2 of the present utility model.
In the figure: 1. an aluminum shell; 2. a heat conductive plate; 3. radiating fins; 4. a connecting seat; 5. a first radiating pipe; 6. a cover plate; 7. a second radiating pipe; 8. heat dissipation micropores; 9. a seal ring; 10. a core pack; 11. a release paper; 12. tinfoil paper; 13. a rubber plug; 14. a first conduit; 15. a positive electrode guide pin; 16. a second conduit; 17. a negative electrode guide pin; 18. and (5) a protective sleeve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1-4, a thin-layer aluminum electrolytic capacitor comprises an aluminum shell 1, wherein the bottom of the inner side surface of the aluminum shell 1 is fixedly connected with a heat conducting plate 2, and the lower surface of the heat conducting plate 2 is fixedly connected with a heat dissipation fin 3;
in this embodiment, the middle part fixedly connected with connecting seat 4 of heat-conducting plate 2 upper surface, the inside fixedly connected with first cooling tube 5 of connecting seat 4, the upper surface threaded connection of aluminum hull 1 has apron 6, the middle part fixedly connected with second cooling tube 7 of the roof in the apron 6, and heat dissipation micropore 8 has been seted up at the middle part of apron 6 upper surface.
During specific use, through the setting of aluminium shell 1, heat conduction board 2, the heat dissipation wing 3, connecting seat 4, first cooling tube 5, apron 6, second cooling tube 7 and heat dissipation micropore 8, aluminium shell 1 adopts the metal aluminum material to make, the surface has the dense alumina film of one deck, can ensure that the condenser can not by oxidation corrosion, can play certain flame retardant efficiency and radiating effect simultaneously, reduce its unusual probability of temperature rise, apron 6 threaded connection is at the upper surface of aluminium shell 1, be convenient for dismantle the core package 10 of condenser fast, core package 10 passes through connecting seat 4 and aluminium shell 1 direct contact, enlarge radiating space, the diapire through heat conduction board 2 of bottom with core package 10 produces heat transfer heat dissipation wing 3, through heat dissipation wing 3 and aluminium shell 1's diapire looses in the air, second cooling tube 7 joint is in the inside of first cooling tube 5 after apron 6 installs, use with heat dissipation micropore 8 mutually supporting, form the heat dissipation channel, can be better with the inside heat dissipation of gathering of core package 10, guarantee the normal of inside temperature, the security of use is enhanced.
In the embodiment, a sealing ring 9 is fixedly connected to the top of the inner side surface of the aluminum shell 1.
When the aluminum shell is specifically used, through the arrangement of the sealing ring 9, when the upper surface opening of the aluminum shell 1 is closed by the cover plate 6, the connecting part of the inner side surfaces of the upper surface opening and the lower surface opening is sealed by the sealing ring 9, so that the sealing effect is improved, and water and dust are prevented from entering.
In this embodiment, the outer surface of the first radiating pipe 5 is sleeved with a core pack 10, and the outer surface of the core pack 10 is fixedly connected with a piece of isolation paper 11.
When the heat radiation device is specifically used, through the arrangement of the core package 10, the core package 10 comprises a plurality of pieces of stacked electrolytic paper, foils are arranged between two adjacent pieces of electrolytic paper, the polarities of the two adjacent foils are opposite, the two adjacent foils are wound into a column shape, the two foils are sleeved on the outer surface of the first heat radiation tube 5, the heat radiation device is convenient to install and detach, the isolating paper 11 is made of insulating materials, the core package 10 is isolated, and the influence of static electricity on the core package 10 is avoided.
In the present embodiment, the outer surface of the release paper 11 is fixedly connected with a tinfoil 12.
When the capacitor is specifically used, the tin foil 12 reflects heat energy by the arrangement of the tin foil 12, so that the heat transfer effect is reduced, the influence of the external environment on the capacitor is reduced, and the heat dissipation effect is achieved.
In this embodiment, the rubber stopper 13 is fixedly connected to the inside of the cover plate 6.
When the plastic rubber plug 13 is particularly used, the sealing performance of the joint of the cover plate 6 and the inner side surface of the aluminum shell 1 is improved by the plastic plug 13, and meanwhile, the top of the core bag 10 can be limited and fixed, so that the core bag 10 is prevented from being damaged due to hard extrusion during installation.
In this embodiment, a first conduit 14 is fixedly connected to one side of the inner wall of the cover plate 6, and an anode guide pin 15 is fixedly connected to the inside of the first conduit 14.
When the aluminum shell is particularly used, through the arrangement of the positive electrode guide pin 15, the positive electrode guide pin 15 is connected with the positive electrode of a power supply, the first guide pipe 14 is made of an insulating material, and the phenomenon that the positive electrode guide pin 15 is accidentally pressed to generate short circuit is avoided, so that the cover plate 6 is insulated from the aluminum shell 1.
In this embodiment, the other side of the inner wall of the cover plate 6 is fixedly connected with a second conduit 16, and the inside of the second conduit 16 is fixedly connected with a negative electrode guide pin 17.
When the power supply is specifically used, through the arrangement of the negative electrode guide pin 17, the negative electrode guide pin 17 is connected with the negative electrode of the power supply, and is matched with the positive electrode guide pin 15 for use, so that the filtering or anti-interference effect is achieved, and the second guide pipe 16 is made of an insulating material, so that the phenomenon that the negative electrode guide pin 17 is accidentally pressed to generate a short circuit is avoided.
Working principle: in use, the core package 10 is sleeved on the outer surface of the first radiating pipe 5, the core package 10 is isolated by the isolating paper 11 without being in direct contact with the aluminum shell 1 through the connecting seat 4, the influence of the external environment on the capacitor is reduced by the tinfoil paper 12, the cover plate 6 is in threaded connection with the top of the aluminum shell 1, the joint of the inner side surfaces of the two is sealed by the sealing ring 9, the top of the core package 10 is limited and fixed by the rubber plug 13, the positive electrode guide pin 15 is connected with the positive electrode of the power supply, the negative electrode guide pin 17 is connected with the negative electrode of the power supply, the filtering or anti-interference effect is achieved, the heat generated by the core package 10 is transferred to the radiating fins 3 through the radiating fins 3 and the bottom wall of the aluminum shell 1 by the heat conducting plate 2, the second radiating pipe 7 is clamped inside the first radiating pipe 5 and is mutually matched with the radiating micropores 8 to form a radiating channel, the heat accumulated inside the core package 10 can be better radiated, and the normal internal temperature is ensured.
Example 2
As shown in fig. 1 to 5, the distinguishing features of this embodiment that distinguish embodiment 1 are: the bottom of the outer surface of the aluminum shell 1 is sleeved with a protective sleeve 18.
When the aluminum shell is particularly used, the protective sleeve 18 can strengthen the protection of the bottom of the aluminum shell 1 through the arrangement of the protective sleeve 18, so that the damage caused by collision is avoided.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. A thin-layer aluminum electrolytic capacitor, comprising an aluminum case (1), characterized in that: the bottom of the inner side surface of the aluminum shell (1) is fixedly connected with a heat conducting plate (2), and the lower surface of the heat conducting plate (2) is fixedly connected with a heat radiating fin (3);
the heat conduction plate is characterized in that a connecting seat (4) is fixedly connected to the middle of the upper surface of the heat conduction plate (2), a first radiating pipe (5) is fixedly connected to the inner portion of the connecting seat (4), a cover plate (6) is connected to the upper surface of the aluminum shell (1) in a threaded mode, a second radiating pipe (7) is fixedly connected to the middle of the inner top wall of the cover plate (6), and radiating micropores (8) are formed in the middle of the upper surface of the cover plate (6).
2. The thin-layer aluminum electrolytic capacitor according to claim 1, wherein: the top of the inner side surface of the aluminum shell (1) is fixedly connected with a sealing ring (9).
3. The thin-layer aluminum electrolytic capacitor according to claim 1, wherein: the outer surface of the first radiating pipe (5) is sleeved with a core bag (10), and the outer surface of the core bag (10) is fixedly connected with isolating paper (11).
4. A thin layer aluminum electrolytic capacitor according to claim 3, wherein: the outer surface of the isolation paper (11) is fixedly connected with tinfoil paper (12).
5. The thin-layer aluminum electrolytic capacitor according to claim 1, wherein: the inside of apron (6) is fixedly connected with plug (13).
6. The thin-layer aluminum electrolytic capacitor according to claim 1, wherein: one side of the inner wall of the cover plate (6) is fixedly connected with a first guide pipe (14), and the inside of the first guide pipe (14) is fixedly connected with a positive guide pin (15).
7. The thin-layer aluminum electrolytic capacitor according to claim 1, wherein: the other side of the inner wall of the cover plate (6) is fixedly connected with a second guide pipe (16), and the inside of the second guide pipe (16) is fixedly connected with a negative electrode guide pin (17).
8. The thin-layer aluminum electrolytic capacitor according to claim 1, wherein: the bottom of the outer surface of the aluminum shell (1) is sleeved with a protective sleeve (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321231353.3U CN219998053U (en) | 2023-05-22 | 2023-05-22 | Thin-layer aluminum electrolytic capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321231353.3U CN219998053U (en) | 2023-05-22 | 2023-05-22 | Thin-layer aluminum electrolytic capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219998053U true CN219998053U (en) | 2023-11-10 |
Family
ID=88607010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321231353.3U Active CN219998053U (en) | 2023-05-22 | 2023-05-22 | Thin-layer aluminum electrolytic capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219998053U (en) |
-
2023
- 2023-05-22 CN CN202321231353.3U patent/CN219998053U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |