CN212342469U - A double bottom aluminum electrolytic capacitor - Google Patents
A double bottom aluminum electrolytic capacitor Download PDFInfo
- Publication number
- CN212342469U CN212342469U CN202021054788.1U CN202021054788U CN212342469U CN 212342469 U CN212342469 U CN 212342469U CN 202021054788 U CN202021054788 U CN 202021054788U CN 212342469 U CN212342469 U CN 212342469U
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- China
- Prior art keywords
- heat
- piercing
- aluminum electrolytic
- double
- electrolytic capacitor
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- 239000003990 capacitor Substances 0.000 title claims abstract description 40
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 18
- 230000017525 heat dissipation Effects 0.000 claims abstract description 17
- 239000000945 filler Substances 0.000 claims description 8
- 239000010425 asbestos Substances 0.000 claims description 2
- 239000003365 glass fiber Substances 0.000 claims description 2
- 229910052895 riebeckite Inorganic materials 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000015556 catabolic process Effects 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
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
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- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
本实用新型具体公开了一种双层底的铝电解电容器，包括外壳，所述外壳内设有电容芯；所述电容芯的底部设有导热膨胀钉；所述外壳底部设有刺穿底层；所述刺穿底层的中部向下凹陷形成锥形结构的刺穿槽；所述导热膨胀钉伸进刺穿槽内侧设置；所述刺穿底层的下方设有开口朝上的散热底仓；所述刺穿槽伸进散热底仓内部；所述散热底仓内水平设有若干导热板。本实用新型在使用过程中，电容芯发热并将热量传递至导热膨胀钉，导热膨胀钉受热膨胀伸长穿过刺穿槽伸进散热底仓的内部且与导热板相接触，从而实现将热量传递至导热板，通过导热板能够将热量传递至外界，保证电容芯的温度处于正常的范围，本实用新型设计合理，散热效果好，适合推广使用。
The utility model specifically discloses a double-bottomed aluminum electrolytic capacitor, which comprises an outer shell, and a capacitor core is arranged in the outer shell; the bottom of the capacitor core is provided with a thermally conductive expansion nail; the bottom of the outer shell is provided with a piercing bottom layer; The middle part of the piercing bottom layer is recessed downward to form a piercing groove with a conical structure; the thermally conductive expansion nails extend into the inner side of the piercing groove and are arranged; the bottom of the piercing bottom layer is provided with a heat dissipation bottom bin with an opening facing upward; The piercing groove extends into the interior of the heat dissipation bottom bin; a plurality of heat conduction plates are horizontally arranged in the heat dissipation bottom bin. During the use of the utility model, the capacitor core generates heat and transmits the heat to the thermally conductive expansion nails, and the thermally conductive expansion nails expand and extend through the piercing grooves into the interior of the heat dissipation bottom bin and contact with the heat conduction plate, thereby realizing heat transfer. It is transferred to the heat-conducting plate, and the heat can be transferred to the outside through the heat-conducting plate to ensure that the temperature of the capacitor core is in a normal range.
Description
Technical Field
The utility model relates to the technical field of capacitors, concretely relates to aluminum electrolytic capacitor with double-layer bottom.
Background
A capacitor is a component capable of storing electric charges and is one of the most commonly used electronic components. The method is widely used for coupling, filtering, decoupling, high-frequency vibration elimination, resonance, neutralization, timing, integration, differentiation, compensation, frequency division and the like in circuits. In fact, the aluminum shell of a common capacitor has poor heat dissipation effect, the capacitor can emit large heat in the use process, and if the heat is not timely dissipated, the capacitor is easily burnt, and the breakdown of the whole circuit is caused; at present, the defect that the inside of a capacitor is exploded due to high temperature is overcome by arranging an explosion-proof groove, but the normal use of other components and parts is influenced after the explosion-proof groove is cracked, and the overall attractiveness is also influenced.
Therefore, we provide a double-bottom aluminum electrolytic capacitor to overcome the above-mentioned drawbacks.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an aluminum electrolytic capacitor with a double-layer bottom is provided, which has reasonable design, good heat dissipation effect and is suitable for popularization and use.
An aluminum electrolytic capacitor with a double-layer bottom comprises a shell, wherein a capacitor core is arranged in the shell; the bottom of the capacitor core is provided with a heat conduction expansion nail; the bottom of the shell is provided with a piercing bottom layer; the middle part of the piercing bottom layer is downwards sunken to form a piercing groove with a conical structure; the heat-conducting expansion nail extends into the inner side of the piercing groove; a heat dissipation bottom bin with an upward opening is arranged below the punctured bottom layer; the piercing groove extends into the heat dissipation bottom bin; a plurality of heat-conducting plates are horizontally arranged in the heat-radiating bottom bin.
Further preferably, the edges of the plurality of heat conducting plates extend out of the outer side of the heat dissipation bottom bin.
Further preferably, the middle parts of the plurality of heat conducting plates are provided with through holes; the through hole is arranged right below the puncturing groove.
Further preferably, the diameter of the through hole on the heat conducting plate close to one end of the puncturing groove is larger than that of the through hole on the heat conducting plate far away from one end of the puncturing groove.
Further preferably, the thickness of the piercing groove is one fourth to one third of the thickness of the piercing base layer.
Preferably, the outer diameter of the heat dissipation bottom bin is consistent with the outer diameter of the outer shell.
Further preferably, the opening of the heat dissipation bottom bin is fixedly connected with the edge of the bottom layer.
Preferably, a heat insulation filler is arranged between the outer shell and the capacitor core; the heat-insulating filler is glass fiber or asbestos filler.
Preferably, one end of the capacitor core, which is far away from the heat-conducting expansion nail, is symmetrically provided with electrodes extending out of the shell.
Has the advantages that: the utility model relates to a rationally, the electric capacity core generates heat and with heat transfer to heat conduction expansion nail in the use, because impale groove thickness less, the heat conduction expansion nail is heated the thermal expansion and is extended and pass the inside that impales the groove and stretch into heat dissipation bottom bin and contact with the heat-conducting plate to the realization can be with heat transfer to heat-conducting plate, can be in normal scope with heat transfer to the external world through the heat-conducting plate, the utility model relates to a rationally, the radiating effect is good, is fit for using widely.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1-a housing; 2-heat dissipation bottom bin; 3-a capacitor core; 4-an electrode; 5-an insulating filler; 6-heat conduction expansion nail; 7-piercing the bottom layer; 8-piercing the groove; 9-heat conducting plate; 10-through hole.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
In the present invention, it should be noted that the terms "far away", "close", "bottom", "between", "inside", "outside", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; furthermore, unless expressly stated or limited otherwise, the terms "provided", "connected" and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases for a person of ordinary skill in the art; the term "a number" means at least 3 or more, such as 3, 4 or 5, etc.
Examples
As shown in figure 1, the utility model provides an aluminum electrolytic capacitor with double-layer bottom, which comprises a shell 1, a capacitor core 3 is arranged in the shell 1, one end of the capacitor core 3, which is far away from a heat-conducting expansion nail 6, is symmetrically provided with an electrode 4 extending out of the shell 1, the bottom of the capacitor core 3 is provided with the heat-conducting expansion nail 6, the bottom of the shell 1 is provided with a piercing bottom layer 7, the middle part of the piercing bottom layer 7 is sunken downwards to form a piercing groove 8 with a conical structure, the thickness of the piercing groove 8 is one fourth of the thickness of the piercing bottom layer 7, the heat-conducting expansion nail 6 extends into the inner side of the piercing groove 8, a heat-radiating bottom bin 2 with an upward opening is arranged below the piercing bottom layer 7, the piercing groove 8 extends into the heat-radiating bottom bin 2, 3 heat-conducting plates 9 are horizontally arranged in the heat-radiating bottom bin 2, the capacitor core 3 generates heat and transmits the heat to the heat-conducting expansion nail 6, because the thickness of the piercing groove, thereby realize with heat transfer to heat-conducting plate 9, can be with heat transfer to the external world through heat-conducting plate 9, guarantee that the temperature of electric capacity core 3 is in normal scope.
In the specific example of the present invention, the edge of each heat conducting plate 9 extends out of the outer side of the bottom heat dissipating chamber 2, so as to facilitate the heat conducting plate 9 to transfer heat with the outside air, the middle part of each heat conducting plate 9 is provided with a through hole 10, the through hole 10 is arranged under the piercing groove 8, the diameter of the through hole 10 on the heat conducting plate 9 near one end of the piercing groove 8 is larger than the diameter of the through hole 10 on the heat conducting plate 9 far away from one end of the piercing groove 8, after the heat conducting expansion nail 6 pierces the piercing groove 8, it is ensured along the through hole 10 that each heat conducting plate 9 is contacted with the heat conducting expansion nail 6 to realize heat transfer, the outer diameter of the bottom heat dissipating chamber 2 is consistent with the outer diameter of the casing 1, the opening of the bottom heat dissipating chamber 2 is fixedly connected with the edge of the piercing bottom layer 7, so as to facilitate processing and have better aesthetic property, the heat insulating filler 5 is, avoid causing the influence to other components and parts, the utility model relates to a rationally, the radiating effect is good, is fit for using widely.
In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021054788.1U CN212342469U (en) | 2020-06-10 | 2020-06-10 | A double bottom aluminum electrolytic capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021054788.1U CN212342469U (en) | 2020-06-10 | 2020-06-10 | A double bottom aluminum electrolytic capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212342469U true CN212342469U (en) | 2021-01-12 |
Family
ID=74077088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021054788.1U Active CN212342469U (en) | 2020-06-10 | 2020-06-10 | A double bottom aluminum electrolytic capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212342469U (en) |
-
2020
- 2020-06-10 CN CN202021054788.1U patent/CN212342469U/en active Active
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