CN221226034U - High-voltage aluminum electrolytic capacitor - Google Patents
High-voltage aluminum electrolytic capacitor Download PDFInfo
- Publication number
- CN221226034U CN221226034U CN202323041091.7U CN202323041091U CN221226034U CN 221226034 U CN221226034 U CN 221226034U CN 202323041091 U CN202323041091 U CN 202323041091U CN 221226034 U CN221226034 U CN 221226034U
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- CN
- China
- Prior art keywords
- heat dissipation
- shells
- plate
- electrolytic capacitor
- radiating
- 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.)
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- 239000003990 capacitor Substances 0.000 title claims abstract description 50
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 36
- 230000017525 heat dissipation Effects 0.000 claims abstract description 61
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000000741 silica gel Substances 0.000 claims abstract description 13
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 13
- 238000004804 winding Methods 0.000 claims description 11
- 239000004411 aluminium Substances 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/13—Energy storage using capacitors
Landscapes
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
The utility model relates to the technical field of capacitors, in particular to a high-voltage aluminum electrolytic capacitor, which comprises a capacitor main body and a heat dissipation assembly; the heat dissipation assembly comprises two heat dissipation shells, a limiting plate, a plurality of plugboards, a fixing plate and a fixing shaft; the two heat dissipation shells are movably arranged on the fixed shaft, the end faces of the capacitor main body, pressed by the two heat dissipation shells, are provided with heat conduction silica gel, the two heat dissipation shells are provided with a plurality of heat dissipation grooves, and the two heat dissipation shells are provided with a plurality of heat dissipation fins; the limiting plate and the fixing plate are respectively arranged on the two radiating shells, and the limiting plate is provided with a limiting assembly; a plurality of plugboards are arranged on the fixed plate side by side. According to the utility model, the plurality of plugboards are respectively matched and inserted into the plurality of through holes, so that the sliding movement blocks are convenient to slide, the cutting is matched and inserted into the plurality of through holes, the installation and the disassembly of the two heat dissipation shells are simple, and the overhaul of the heat conduction silica gel is convenient; meanwhile, heat dissipation of the capacitor main body is achieved through the heat conducting silica gel, the two heat dissipation shells, the plurality of heat dissipation fins and the plurality of heat dissipation grooves.
Description
Technical Field
The utility model relates to the technical field of capacitors, in particular to a high-voltage aluminum electrolytic capacitor.
Background
The aluminum electrolytic capacitor is formed by winding a water absorbing paper immersed with a pasty electrolyte between two aluminum foils, and a thin oxide film is used as a medium. Aluminum decoupling capacitors play an important role in tuning, bypassing, coupling, filtering, etc. circuits. The aluminum electrolytic capacitor has the advantages of large capacity, high pulsating current tolerance, low frequency bypass, signal coupling, power supply filtering and the like, and the same aluminum electrolytic capacitor has the defects of large capacity error, large leakage current, common inapplicability to high frequency and low temperature application and the like.
The Chinese patent with the issued publication number of CN216980340U discloses a high-voltage aluminum electrolytic capacitor, which belongs to the technical field of capacitors. The high voltage aluminum electrolytic capacitor includes a capacitor body and a heat dissipating assembly. The heat dissipation assembly comprises an outer sleeve, a U-shaped plate, a heat-conducting silica gel pad, a fixing piece and heat dissipation ring pieces, wherein the side wall of the outer sleeve is integrally formed with the U-shaped plate, the outer sleeve is fixedly sleeved outside the capacitor body, the heat-conducting silica gel pad is arranged between the inner wall of the outer sleeve and the outer wall of the capacitor body, the heat dissipation ring pieces are axially equidistant along the outer sleeve, and the heat dissipation ring pieces are equally distributed and fixedly arranged on the outer wall of the outer sleeve. The heat that the capacitor body produced when the operation is outwards gives off through outer sleeve and the heat dissipation ring piece in the radiating component for the capacitor body also can not have higher temperature in long-time operation in-process, prolongs high-voltage aluminum electrolytic capacitor's life.
The defects of the prior art are as follows: install radiator unit through a plurality of mounting that set up, need dismantle radiator unit through extra part, the practicality of device is relatively poor.
Disclosure of utility model
The utility model aims at solving the problems in the background technology and provides a high-voltage aluminum electrolytic capacitor which is convenient for rapidly installing and detaching a heat dissipation component.
The technical scheme of the utility model is as follows: a high-voltage aluminum electrolytic capacitor comprises a capacitor main body and a heat dissipation assembly; the heat dissipation assembly comprises two heat dissipation shells, a limiting plate, a plurality of plugboards, a fixing plate and a fixing shaft;
One ends of the two heat dissipation shells are movably arranged on the fixed shaft, heat conduction silica gel is arranged on the end face of the capacitor main body pressed by the two heat dissipation shells, a plurality of heat dissipation grooves are arranged on the outer peripheral surfaces of the two heat dissipation shells side by side, and a plurality of heat dissipation fins are arranged on the outer peripheral surfaces of the two heat dissipation shells;
The limiting plate and the fixing plate are respectively arranged at one ends of the two radiating shells, which are far away from the fixed shaft, the limiting plate is provided with a plurality of through holes, and the limiting plate is provided with a limiting assembly for limiting the plugboard; a plurality of plugboards are arranged on the fixed plate side by side.
Preferably, the limiting component comprises a lug, a moving block and an inserting strip; each plugboard is provided with a through hole; the end surface of the limiting plate, which is far away from the fixed plate, is provided with a chute; a plurality of clamping grooves are formed in the inner wall of the sliding groove; the convex block is provided with a clamping ball for clamping the clamping groove, and the convex block slides to rub against the inner wall of the sliding groove; the movable block is connected with the convex block, and the bottom surface of the movable block is connected with the cutting; the cutting is inserted into the through holes in a matching way.
Preferably, the moving block is provided with a groove.
Preferably, the moving block and the cutting are of an integrally formed structure.
Preferably, the capacitor body comprises a winding core, a positive electrode pin, a negative electrode pin and an aluminum shell; a sealing gasket is arranged in the aluminum shell; the winding core is positioned in the aluminum shell; the positive electrode pin and the negative electrode pin penetrate through the sealing gasket and are connected with the winding core; the bottom plate is installed in aluminium shell bottom.
Preferably, the device also comprises a bottom plate, two connecting plates and two clamping plates; the bottom plate is arranged on the capacitor main body, and an annular clamping groove is formed in the side face of the bottom plate; the two connecting plates are respectively connected with the bottom ends of the two radiating shells, and the end face of each connecting plate, facing the bottom plate, is provided with a matching groove; each clamping plate is connected with the inner wall of each matching groove respectively, and the two clamping plates are matched and clamped in the annular clamping grooves.
Preferably, the upper end surface of the bottom plate is provided with a limiting hole.
Preferably, the plurality of radiating fins and the plurality of radiating grooves are distributed in a staggered manner.
Compared with the prior art, the technical scheme provided by the utility model has the following beneficial technical effects:
The user rotates two heat dissipation shells, and then makes a plurality of picture peg cooperate respectively to insert in a plurality of through-holes, and then is convenient for slide the movable block, and then makes the cutting cooperate to insert in a plurality of through-holes, has realized the fixed spacing to two heat dissipation shells, simple structure, and the installation and the dismantlement of two heat dissipation shells are simple, are convenient for overhaul heat conduction silica gel; meanwhile, heat dissipation of the capacitor main body is achieved through the heat conducting silica gel, the two heat dissipation shells, the plurality of heat dissipation fins and the plurality of heat dissipation grooves.
The user is through going into spacing downthehole with the bottom cooperation card of fixed axle, then rotates two heat dissipation shells for two connecting plates and two cardboard all cooperate to compress tightly in bottom plate and annular draw-in groove, and then be convenient for carry out spacingly to the radiator unit, make spacing unit stable the installation outside the condenser main part.
Drawings
Fig. 1 is a perspective view of the present utility model.
Fig. 2 is a schematic structural diagram of a heat dissipating assembly according to the present utility model.
Fig. 3 is a schematic structural view of a limiting component in the present utility model.
Fig. 4 is a schematic structural view of a capacitor body according to the present utility model.
Reference numerals: 11. a winding core; 12. a positive electrode pin; 13. a negative electrode pin; 2. a capacitor body; 21. an aluminum housing; 22. a bottom plate; 23. a limiting hole; 24. an annular clamping groove; 3. a heat dissipation assembly; 31. a heat dissipation shell; 32. thermally conductive silica gel; 33. a heat sink; 34. a limiting plate; 35. inserting plate; 36. a fixing plate; 37. a through hole; 38. a fixed shaft; 39. a heat radiation fin; 310. a chute; 311. a bump; 312. a moving block; 313. cutting; 314. a groove; 315. a through hole; 316. a connecting plate; 317. and (5) clamping plates.
Detailed Description
Example 1
As shown in fig. 1 to 4, the high-voltage aluminum electrolytic capacitor provided by the utility model comprises a capacitor main body 2 and a heat dissipation assembly 3; the heat dissipation assembly 3 includes two heat dissipation cases 31, a limiting plate 34, a plurality of insertion plates 35, a fixing plate 36, and a fixing shaft 38.
The capacitor body 2 includes a winding core 11, a positive electrode pin 12, a negative electrode pin 13, and an aluminum case 21; a sealing gasket is arranged in the aluminum shell 21; the winding core 11 is positioned in the aluminum shell 21; the positive electrode pin 12 and the negative electrode pin 13 penetrate through the sealing gasket and are connected with the winding core 11; the bottom plate 22 is mounted at the bottom end of the aluminum housing 21.
One end of each of the two heat dissipation shells 31 is movably arranged on the fixed shaft 38, the end faces of the two heat dissipation shells 31 pressed on the capacitor main body 2 are provided with heat conduction silica gel 32, the outer peripheral surfaces of the two heat dissipation shells 31 are provided with a plurality of heat dissipation grooves 33 side by side, and the outer peripheral surfaces of the two heat dissipation shells 31 are provided with a plurality of heat dissipation fins 39; the plurality of heat radiating fins 39 are staggered with the plurality of heat radiating grooves 33.
The limiting plate 34 and the fixing plate 36 are respectively arranged at one ends of the two radiating shells 31 far away from the fixed shaft 38, a plurality of through holes 315 are formed in the limiting plate 34, and a limiting assembly for limiting the plugboard 35 is arranged on the limiting plate 34; the limiting component comprises a bump 311, a moving block 312 and a cutting 313; each plugboard 35 is provided with a through hole 37; the end surface of the limiting plate 34 far away from the fixed plate 36 is provided with a sliding groove 310; a plurality of clamping grooves are formed in the inner wall of the sliding groove 310; the convex block 311 is provided with a clamping ball for clamping the clamping groove, and the convex block 311 slides against the inner wall of the sliding chute 310; the movable block 312 is connected with the convex block 311, the bottom surface of the movable block 312 is connected with the cutting 313, the movable block 312 is provided with the groove 314, and the movable block 312 and the cutting 313 are of an integrated structure; the cutting 313 is inserted into the plurality of through holes 37 in a matching manner; a plurality of insert plates 35 are mounted side by side on the fixing plate 36.
In the utility model, when in use, a user rotates the two heat dissipation shells 31, so that a plurality of plugboards 35 are respectively matched and inserted into a plurality of through holes 315, so that a sliding block 312 is convenient, and a cutting 313 is matched and inserted into a plurality of through holes 37, thereby realizing the fixed limit of the two heat dissipation shells 31, having simple structure, and being simple in mounting and dismounting of the two heat dissipation shells 31, and being convenient for overhauling the heat conduction silica gel 32; meanwhile, heat dissipation of the capacitor body 2 is achieved by the heat conducting silica gel 32, the two heat dissipation shells 31, the plurality of heat dissipation fins 39 and the plurality of heat dissipation grooves 33.
Example two
As shown in fig. 2 and fig. 4, compared with the first embodiment, the present embodiment further includes a bottom plate 22, two connecting plates 316 and two clamping plates 317; the bottom plate 22 is arranged on the capacitor main body 2, an annular clamping groove 24 is formed in the side face of the bottom plate 22, and a limiting hole 23 is formed in the upper end face of the bottom plate 22; the two connecting plates 316 are respectively connected with the bottom ends of the two heat dissipation shells 31, and the end face of each connecting plate 316 facing the bottom plate 22 is provided with a matching groove; each clamping plate 317 is connected to the inner wall of each matching groove, and two clamping plates 317 are clamped in the annular clamping groove 24 in a matching manner.
In the utility model, when in use, a user clamps the bottom end of the fixed shaft 38 into the limiting hole 23 in a matched manner, and then rotates the two heat dissipation shells 31, so that the two connecting plates 316 and the two clamping plates 317 are pressed into the bottom plate 22 and the annular clamping groove 24 in a matched manner, thereby being convenient for limiting the heat dissipation assembly, and enabling the limiting assembly to be stably arranged outside the capacitor main body 2.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (8)
1. A high-voltage aluminum electrolytic capacitor, which is characterized by comprising a capacitor main body (2) and a heat dissipation assembly (3); the heat dissipation assembly (3) comprises two heat dissipation shells (31), a limiting plate (34), a plurality of plugboards (35), a fixing plate (36) and a fixing shaft (38);
One end of each of the two radiating shells (31) is movably arranged on the fixed shaft (38), the end faces of the two radiating shells (31) pressed on the capacitor main body (2) are provided with heat conducting silica gel (32), the peripheral surfaces of the two radiating shells (31) are provided with a plurality of radiating grooves (33) side by side, and the peripheral surfaces of the two radiating shells (31) are provided with a plurality of radiating fins (39);
The limiting plate (34) and the fixing plate (36) are respectively arranged at one ends of the two radiating shells (31) far away from the fixed shaft (38), a plurality of through holes (315) are formed in the limiting plate (34), and a limiting assembly for limiting the plugboard (35) is arranged on the limiting plate (34); a plurality of insertion plates (35) are mounted side by side on the fixing plate (36).
2. A high voltage aluminium electrolytic capacitor according to claim 1, wherein the spacing assembly comprises a bump (311), a moving block (312) and a slip (313); each plugboard (35) is provided with a through hole (37); the end surface of the limiting plate (34) far away from the fixed plate (36) is provided with a chute (310); a plurality of clamping grooves are formed in the inner wall of the sliding groove (310); the convex block (311) is provided with a clamping ball for clamping the clamping groove, and the convex block (311) slides against the inner wall of the sliding groove (310); the moving block (312) is connected with the protruding block (311), and the bottom surface of the moving block (312) is connected with the cutting (313); the cutting (313) is inserted into the plurality of through holes (37) in a matching manner.
3. A high voltage aluminium electrolytic capacitor according to claim 2, characterised in that the moving block (312) is provided with grooves (314).
4. A high voltage aluminium electrolytic capacitor according to claim 2, characterised in that the moving block (312) and the cutting (313) are of integral construction.
5. A high voltage aluminium electrolytic capacitor according to claim 1, characterized in that the capacitor body (2) comprises a winding core (11), a positive pin (12), a negative pin (13) and an aluminium casing (21); a sealing gasket is arranged in the aluminum shell (21); the winding core (11) is positioned in the aluminum shell (21); the positive electrode pin (12) and the negative electrode pin (13) penetrate through the sealing gasket and are connected with the winding core (11); the bottom plate (22) is arranged at the bottom end of the aluminum shell (21).
6. The high-voltage aluminum electrolytic capacitor as recited in claim 5 further comprising a bottom plate (22), two connecting plates (316), and two clamping plates (317); the bottom plate (22) is arranged on the capacitor main body (2), and an annular clamping groove (24) is formed in the side surface of the bottom plate (22); the two connecting plates (316) are respectively connected with the bottom ends of the two radiating shells (31), and the end face of each connecting plate (316) facing the bottom plate (22) is provided with a matching groove; each clamping plate (317) is connected with the inner wall of each matching groove respectively, and the two clamping plates (317) are matched and clamped in the annular clamping grooves (24).
7. A high voltage aluminium electrolytic capacitor according to claim 6, characterised in that the upper end surface of the base plate (22) is provided with a limiting aperture (23).
8. A high voltage aluminium electrolytic capacitor according to claim 1, characterised in that the plurality of heat radiating fins (39) are staggered with the plurality of heat radiating slots (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323041091.7U CN221226034U (en) | 2023-11-09 | 2023-11-09 | High-voltage aluminum electrolytic capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323041091.7U CN221226034U (en) | 2023-11-09 | 2023-11-09 | High-voltage aluminum electrolytic capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221226034U true CN221226034U (en) | 2024-06-25 |
Family
ID=91567275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323041091.7U Active CN221226034U (en) | 2023-11-09 | 2023-11-09 | High-voltage aluminum electrolytic capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221226034U (en) |
-
2023
- 2023-11-09 CN CN202323041091.7U patent/CN221226034U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |