CN204375574U - A kind of lug aluminium electrolytic capacitor - Google Patents
A kind of lug aluminium electrolytic capacitor Download PDFInfo
- Publication number
- CN204375574U CN204375574U CN201520081643.3U CN201520081643U CN204375574U CN 204375574 U CN204375574 U CN 204375574U CN 201520081643 U CN201520081643 U CN 201520081643U CN 204375574 U CN204375574 U CN 204375574U
- Authority
- CN
- China
- Prior art keywords
- explosion
- core bag
- proof pad
- electrolytic capacitor
- aluminium electrolytic
- 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.)
- Expired - Fee Related
Links
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 27
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 239000003990 capacitor Substances 0.000 title claims abstract description 25
- 239000004411 aluminium Substances 0.000 title claims abstract description 23
- 229910052751 metal Inorganic materials 0.000 claims abstract description 14
- 239000002184 metal Substances 0.000 claims abstract description 14
- 150000002739 metals Chemical class 0.000 claims abstract description 12
- 239000005030 aluminium foil Substances 0.000 abstract description 7
- 230000004888 barrier function Effects 0.000 abstract description 3
- 238000010892 electric spark Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Landscapes
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
This creation discloses a kind of lug aluminium electrolytic capacitor, comprises the core bag, the cover plate that are provided with polarity lead and wraps the package metals shell of core bag; Cover plate is provided with the wire column connecting described polarity lead-out wire, the weld tabs terminal connecting wire column; Explosion-proof pad is provided with between bottom described package metals outer casing bottom and core bag, explosion-proof pad is staggeredly equipped with racetrack groove and projection, when explosion-proof shim pack installs to after bottom core bag, bottom explosion-proof pad and core bag and be formed with air flue between metal-packaged shell, air-flow is cushioned by air flue, from the impact reducing blast and occur, and effectively filter aluminium foil and the broken end of barrier paper, final can safety release pressure release only have steam gas, do not cause electric spark broken end ejection, safe and reliable.
Description
Technical field
The utility model belongs to aluminium electrolytic capacitor technical field, particularly relates to a kind of lug aluminium electrolytic capacitor with explosion prevention function, safety.
Background technology
The encapsulation of wet type alminium electrolytic condenser is by explosion-proof aluminum shell and insulation cover plate, volume closing disk and tight fastening place of shell have the pressing of caulking gum film to be sealed to form, the release of steam inside pressure is then both this, carry relief valve (as: aluminium film or rubber membrane) complete, both should have steam inside voltage crest value (threshold values) releasability automatically, under carrying relief valve work normality, can effectively reach electronic circuit safety requirements.But the faults such as capacitor aircraft bombing burning are helpless for preventing, find by adding up domestic and international lug aluminium electrolytic capacitor product fault case, most aircraft bombing product same is characterized as capacitor internal core strueture tissue and is scraped and go out, cause the short circuit of wiring board large area, capacitor is larger, circuit board injured area is larger, even there are the severe accidents such as flaming machine, for valuable electrical equipment or the high level place of security against fire, current all lug aluminium electrolytic capacitors all have this type of hidden danger.
Therefore, for the defect that above-mentioned prior art exists, have and must develop research, to propose a kind of technical scheme, with head it off, provide safe and reliable, explosion-proof aluminium electrolytic capacitor.
Summary of the invention
The object of this creation embodiment is to provide a kind of lug aluminium electrolytic capacitor of safe and reliable, explosion-proof, long service life.
The utility model embodiment is achieved in that
A kind of lug aluminium electrolytic capacitor, comprises core bag, the cover plate with polarity lead-out wire and wraps the package metals shell of core bag; Described cover plate is provided with the wire column connecting described polarity lead-out wire, the weld tabs terminal connecting wire column; Wherein, explosion-proof pad is provided with between bottom described package metals outer casing bottom and core bag, explosion-proof pad is staggeredly equipped with racetrack groove and projection, when explosion-proof shim pack installs to after bottom core bag, bottom explosion-proof pad and core bag and be formed with air flue between metal-packaged shell.
Further, the shape matched with core bag is arranged to by the corresponding core bag of described explosion-proof pad, and the center of explosion-proof pad is provided with aperture, with suitable with the volume heart circular hole of core bag.
Further, described racetrack groove is closed loop shape, and described groove is arranged around the central small hole of explosion-proof pad towards radial direction.
Further, described groove and projection are arranged at one side or the two sides of explosion-proof pad.
Further, the two-sided of described explosion-proof pad is staggeredly equipped with described groove and projection, and wherein, the groove in explosion-proof pad one side forms described projection in the corresponding position of another side.
Further, described explosion-proof pad is provided with mesh, described mesh is a plurality of.
In the embodiment of the utility model creation, by to package metals outer casing bottom sandwich design, install explosion-proof pad additional, change the blast impulse route of lug aluminium electrolytic capacitor, by former be that outburst flings path changing for " Z " type path with point, the impact at the broken end of blast is made to change into aluminum pad and the friction encapsulating aluminum hull sidewall, effectively weaken impact kinetic energy, effective filtration aluminium foil and the broken end of barrier paper, final can safety release pressure release only have steam gas, do not cause electric spark broken end ejection, safe and reliable.
Accompanying drawing explanation
Fig. 1 is the stereochemical structure diagram of the utility model lug aluminium electrolytic capacitor.
Fig. 2 is the internal structure diagram of invention lug aluminium electrolytic capacitor.
Fig. 3 is the structural diagrams of the explosion-proof pad of the utility model.
Embodiment
In order to make the object of this creation, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, this creation is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
In the description of the utility model creation, it will be appreciated that, term " on ", D score, "front", "rear", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, only that the utility model is created and simplified characterization for convenience of description, instead of instruction or hint indication device or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as to the utility model creation restriction.
In the description of the utility model creation, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, connect integratedly, also can be removably connect; It can be the connection of two components interior; Can be directly be connected, also indirectly can be connected by intermediary, for the ordinary skill in the art, concrete condition can understand the concrete meaning of above-mentioned term in the utility model creation.
With reference to shown in Fig. 1-3, this creation lug aluminium electrolytic capacitor 100 comprise there is polarity lead-out wire 101 core bag 102, cover plate 1, be installed on the wire column 10 cover plate 1 connecting described polarity lead-out wire 101, the weld tabs terminal 11 connecting wire column 10, wrap the package metals shell 2 of core bag, adopt sandwich design bottom described package metals shell 2, between bottom package metals shell 2 and bottom core bag, be provided with explosion-proof pad 3.
Wherein, described weld tabs terminal 11 is in ox horn type; In the utility model embodiment, described weld tabs terminal 11 quantity is two, is staggered installation of respectively on cover plate, is connected with the wire column be installed on cover plate; Certainly, in other embodiments, the quantity of described weld tabs terminal can be multiple; Described weld tabs terminal also can be other shapes, as capillary etc., namely can be ox horn lug, pin type etc.
Described explosion-proof pad 3 can be made for any material, as: plastics, resin, metal and electrical insulating material etc.The shape matched with core bag cross section is arranged to by the corresponding core bag of described explosion-proof pad 3, and the center of explosion-proof pad 3 is provided with aperture 301, with suitable with the volume heart circular hole (not shown) of core bag.When explosion-proof pad 3 is assembled into after bottom core bag, bottom explosion-proof pad 3 and core bag and be formed with air flue between metal-packaged shell 2, when lug aluminium electrolytic capacitor is blasted, air-flow is cushioned by air flue, thus greatly to weaken the impact that blast occurs.
In the utility model embodiment, described explosion-proof pad 3 is rounded, explosion-proof pad 3 is staggeredly equipped with racetrack groove 302 He, particularly, described groove 302 and projection 303 are arranged at one side or the two sides of explosion-proof pad 3, and the groove 302 in described explosion-proof pad 3 one side forms described projection 303 in the corresponding position of another side.Described racetrack groove 302 is closed loop shape, and described groove is arranged around the central small hole 301 of explosion-proof pad 3 towards radial direction.In the utility model embodiment, two-sided fluted 302 and the projection 303 of being crisscross arranged of explosion-proof pad 3, the groove of one side is three, and correspondingly, projection corresponds to three.Described groove becomes vertical bar to fill, thus change the blast impulse route of lug aluminium electrolytic capacitor, by former be that outburst flings path changing for " Z " type path with point, the impact at the broken end of blast is made to change into friction to explosion-proof pad and package metals side wall of outer shell, effectively weaken impact kinetic energy, and, effectively can filter aluminium foil and the broken end of barrier paper, final can safety release pressure release only have steam gas, do not cause electric spark broken end ejection.
In another embodiment of the utility model, described explosion-proof pad is provided with mesh, is specially the mesh-structured of more than or a hole.
In the utility model embodiment, described package metals shell is aluminum hull; Described explosion-proof pad is that special type rafifinal is made.The rounded design of described core bag, it includes positive polarity aluminium foil, is arranged at the electrolytic paper of positive polarity aluminium foil both sides, negative polarity aluminium foil, electrolyte and electric adhesive tape (not shown).Negative polarity aluminium foil is arranged at the outermost layer of core bag, the metal shell of low coverage or contact parcel core bag.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.
Claims (6)
1. a lug aluminium electrolytic capacitor, comprise the core bag, the cover plate that are provided with polarity lead-out wire and wrap the package metals shell of core bag, it is characterized in that: cover plate is provided with the wire column connecting described polarity lead-out wire, the weld tabs terminal connecting wire column; Explosion-proof pad is provided with between bottom described package metals outer casing bottom and core bag, explosion-proof pad is staggeredly equipped with racetrack groove and projection, when explosion-proof shim pack installs to after bottom core bag, bottom explosion-proof pad and core bag and be formed with air flue between metal-packaged shell.
2. lug aluminium electrolytic capacitor as claimed in claim 1, is characterized in that: the shape matched with core bag is arranged to by the corresponding core bag of described explosion-proof pad, and the center of explosion-proof pad is provided with aperture, with suitable with the volume heart circular hole of core bag.
3. lug aluminium electrolytic capacitor as claimed in claim 1, is characterized in that: described racetrack groove is closed loop shape, and described groove is arranged around the central small hole of explosion-proof pad towards radial direction.
4. lug aluminium electrolytic capacitor as claimed in claim 3, is characterized in that: described groove and projection are arranged at one side or the two sides of explosion-proof pad.
5. lug aluminium electrolytic capacitor as claimed in claim 3, is characterized in that: the two-sided of described explosion-proof pad is staggeredly equipped with described groove and projection, and wherein, the groove in explosion-proof pad one side forms described projection in the corresponding position of another side.
6. lug aluminium electrolytic capacitor as claimed in claim 1, it is characterized in that: described explosion-proof pad is provided with mesh, described mesh is a plurality of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520081643.3U CN204375574U (en) | 2015-02-05 | 2015-02-05 | A kind of lug aluminium electrolytic capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520081643.3U CN204375574U (en) | 2015-02-05 | 2015-02-05 | A kind of lug aluminium electrolytic capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204375574U true CN204375574U (en) | 2015-06-03 |
Family
ID=53331770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520081643.3U Expired - Fee Related CN204375574U (en) | 2015-02-05 | 2015-02-05 | A kind of lug aluminium electrolytic capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204375574U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105161298A (en) * | 2015-09-22 | 2015-12-16 | 安徽皓月电气有限公司 | High-safety capacitor convenient to install |
| CN105575660A (en) * | 2015-08-07 | 2016-05-11 | 仲杏英 | Safety type capacitor |
| CN118098829A (en) * | 2024-04-29 | 2024-05-28 | 常州华威电子有限公司 | High-safety flame-retardant aluminum electrolytic capacitor |
| CN118156041A (en) * | 2024-05-11 | 2024-06-07 | 南通江海电容器股份有限公司 | Fireproof capacitor |
-
2015
- 2015-02-05 CN CN201520081643.3U patent/CN204375574U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105575660A (en) * | 2015-08-07 | 2016-05-11 | 仲杏英 | Safety type capacitor |
| CN105575660B (en) * | 2015-08-07 | 2017-10-31 | 富之庆电子（深圳）有限公司 | Safety type capacitor |
| CN105161298A (en) * | 2015-09-22 | 2015-12-16 | 安徽皓月电气有限公司 | High-safety capacitor convenient to install |
| CN118098829A (en) * | 2024-04-29 | 2024-05-28 | 常州华威电子有限公司 | High-safety flame-retardant aluminum electrolytic capacitor |
| CN118156041A (en) * | 2024-05-11 | 2024-06-07 | 南通江海电容器股份有限公司 | Fireproof capacitor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 |