CN103700495B - A kind of anti-explosion short-circuit-prevention capacitor - Google Patents
A kind of anti-explosion short-circuit-prevention capacitor Download PDFInfo
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- CN103700495B CN103700495B CN201310709727.2A CN201310709727A CN103700495B CN 103700495 B CN103700495 B CN 103700495B CN 201310709727 A CN201310709727 A CN 201310709727A CN 103700495 B CN103700495 B CN 103700495B
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Abstract
The present invention discloses a kind of anti-explosion short-circuit-prevention capacitor, comprise the shell of film fuse, leading-out terminal and parcel described film fuse and described leading-out terminal, colloid bag is also provided with in described shell, be filled with solidification glue in described colloid bag, described solidification glue is met light or is met air and can solidify and have insulation effect.A kind of anti-explosion short-circuit-prevention capacitor of the present invention, colloid wraps in anti-explosion short-circuit-prevention capacitor and blasts and can break, solidification glue in colloid bag trickle down anti-explosion short-circuit-prevention capacitor and around surface, thus form an insulating barrier on the circuit conductor surface exposed, effectively reduce the probability that circuit is short-circuited.
Description
Technical field
The present invention relates to a kind of anti-explosion short-circuit-prevention capacitor, belong to capacitor manufacturing technology field.
Background technology
For the capacitor of some small volumes, because structure is comparatively simple, its encapsulating material is difficult to possess high mechanical strength, and due to volume little, be difficult to arrange blast resistance construction.When circuit or capacitor itself break down cause capacitor overheated or cause the burning of capacitor internal filler time, very likely cause capacitor to be blasted.Blast not only can produce spark initiation fire, and because the line conductor in circuit is exposed to outside capacitor after blast, circuit may be short-circuited, and improves the occurrence probability of fire.Therefore, need the feature for button capacitor to design a kind of structure of anti-explosion short-circuit-prevention, effectively can reduce the probability of capacitor faults explosion time initiation fire.
Summary of the invention
The present invention for the deficiency that prior art exists, provides a kind of anti-explosion short-circuit-prevention capacitor, effectively can reduce the probability that button capacitor fault explosion time circuit is short-circuited, meet actual operation requirements just.
For solving the problem, the technical solution used in the present invention is as follows:
A kind of anti-explosion short-circuit-prevention capacitor, comprise: the shell of film fuse, leading-out terminal and parcel described film fuse and described leading-out terminal, colloid bag is also provided with in described shell, be filled with solidification glue in described colloid bag, described solidification glue is met light or is met air and can solidify and have insulation effect.
Described solidification glue can be optic-solidified adhesive and the glue of usually meeting air curing, to those skilled in the art, optic-solidified adhesive and water, carbon dioxide or the oxygen etc. of meeting in air and the glue that is cured is a kind of known material, and most of glue is all polymer, after hardening there are insulation property, therefore without the need to repeating.
As the improvement of technique scheme, also comprise the holder of fixing described leading-out terminal, described holder to be fixedly arranged in described shell and to be positioned at the top of described film fuse, and the position that described leading-out terminal coordinates with described holder is provided with hangnail.
Described structure can prevent leading-out terminal and described holder generation relative displacement, and fix described leading-out terminal by described holder, thus ensure the reliability that leading-out terminal is electrically connected with film fuse, and when anti-explosion short-circuit-prevention capacitor is blasted, described leading-out terminal and described holder together breaking circuit, thus avoid leading-out terminal deforming contact to be short-circuited.
As the improvement of technique scheme, described holder is pie and edge has been disposed radially depressed part, and described shell comprises the sidewall of tubulose, and described sidewall is provided with the lug boss coordinating described depressed part.Described structure is convenient to the installation of described holder, is also convenient to the ejection of the described holder when anti-explosion short-circuit-prevention capacitor is blasted.
As the improvement of technique scheme, also comprise and strengthen lid, described lid of strengthening is positioned at described shell and the top being positioned at described holder, and described reinforcement lid is sphere arch, the sidewall top of described shell is provided with crimping, and described crimping is positioned at the described top strengthening lid.Described structure is convenient to install and have fixation to described holder, and in addition, the reinforcement lid structure of sphere arch is convenient to colloid bag described in splendid attire, is also convenient to described reinforcement and covers the deformation ejection when anti-explosion short-circuit-prevention capacitor is blasted.
As the improvement of technique scheme, described colloid bag is between described reinforcement lid and described holder, and the upper surface of described colloid bag and described reinforcement cover bottom glue even, and the lower surface of described colloid bag and described holder top glue connect.Described structure prevents from described colloid from wrapping in when anti-explosion short-circuit-prevention capacitor is blasted being dished out by entirety and do not break.
Compared with prior art, implementation result of the present invention is as follows in the present invention:
A kind of anti-explosion short-circuit-prevention capacitor of the present invention, colloid wraps in anti-explosion short-circuit-prevention capacitor and blasts and can break, solidification glue in colloid bag trickle down anti-explosion short-circuit-prevention capacitor and around surface, thus form an insulating barrier on the circuit conductor surface exposed, effectively reduce the probability that circuit is short-circuited.And by improving, leading-out terminal and described holder generation relative displacement can be prevented, and fix described leading-out terminal by described holder, thus ensure the reliability that leading-out terminal is electrically connected with film fuse, and when anti-explosion short-circuit-prevention capacitor is blasted, described leading-out terminal and described holder together breaking circuit, thus avoid leading-out terminal deforming contact to be short-circuited.
Accompanying drawing explanation
Fig. 1 is a kind of anti-explosion short-circuit-prevention capacitor structural representation of the present invention.
Embodiment
Below in conjunction with specific embodiments content of the present invention is described.
As shown in Figure 1, be a kind of anti-explosion short-circuit-prevention capacitor structural representation of the present invention.A kind of anti-explosion short-circuit-prevention capacitor of the present invention, comprise: film fuse 1, leading-out terminal 2 and wrap up the shell 3 of described film fuse 1 and described leading-out terminal 2, colloid bag 4 is also provided with in described shell 3, be filled with solidification glue in described colloid bag 4, described solidification glue is met light or is met air and can solidify and have insulation effect.Particularly, described solidification glue can be silicone adhesive or polyurethane adhesive, also can be the commercially available glue of brands such as happy safe (LCOTITE).
Further, also comprise the holder 5 of fixing described leading-out terminal 2, described holder 5 to be fixedly arranged in described shell 3 and to be positioned at the top of described film fuse 1, and the position that described leading-out terminal 2 coordinates with described holder 5 is provided with hangnail 21.Particularly, described holder 5 is for pie and edge has been disposed radially depressed part 51, and described shell 3 comprises the sidewall 31 of tubulose, and described sidewall 31 is provided with the lug boss 32 coordinating described depressed part 51.Further with improvement, also comprise and strengthen lid 6, described reinforcement lid 6 is positioned at described shell 3 and is positioned at the top of described holder 5, and described reinforcement lid 6 is sphere arch, sidewall 31 top of described shell 3 is provided with crimping 33, and described crimping 33 is positioned at the top of described reinforcement lid 6.Concrete preferably, described colloid bag 4 is between described reinforcement lid 6 and described holder 5, and bottom the upper surface of described colloid bag 4 and described reinforcement lid 6, glue connects, the lower surface of described colloid bag 4 and described holder 5 top glue company.
When described anti-explosion short-circuit-prevention capacitor is blasted, strengthen lid 6 and be out of shape ejection, the position-limiting action that the lug boss 32 of described shell 3 shaken off by described holder 5 under the impact of explosion gas ejects, because bottom the upper surface of described colloid bag 4 and described reinforcement lid 6, glue connects, the lower surface of described colloid bag 4 and described holder 5 top glue connect, therefore described colloid bag 4 can be torn when described reinforcement lid 6 is separated with described holder 5, solidification glue in described colloid bag 4 trickle down anti-explosion short-circuit-prevention capacitor and around surface, thus form an insulating barrier on the circuit conductor surface exposed, effectively reduce the probability that circuit is short-circuited.
Above content is detailed description made for the present invention in conjunction with specific embodiments, can not assert that the present invention specifically implements to be only limitted to these explanations.For those skilled in the art, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as belonging to the scope of protection of the invention.
Claims (1)
1. an anti-explosion short-circuit-prevention capacitor, it is characterized in that, comprise: film fuse (1), leading-out terminal (2) and the described film fuse (1) of parcel and the shell (3) of described leading-out terminal (2), colloid bag (4) is also provided with in described shell (3), be filled with solidification glue in described colloid bag (4), described solidification glue is met light or is met air and can solidify and have insulation effect;
Also comprise the holder (5) of fixing described leading-out terminal (2), described holder (5) to be fixedly arranged in described shell (3) and to be positioned at the top of described film fuse (1), and the position that described leading-out terminal (2) coordinates with described holder (5) is provided with hangnail (21);
Described holder (5) is for pie and edge has been disposed radially depressed part (51), and described shell (3) comprises the sidewall (31) of tubulose, and described sidewall (31) is provided with the lug boss (32) coordinating described depressed part (51);
Also comprise and strengthen lid (6), described reinforcement lid (6) is positioned at described shell (3) and is positioned at the top of described holder (5), described reinforcement lid (6) is sphere arch, sidewall (31) top of described shell (3) is provided with crimping (33), and described crimping (33) is positioned at the described top strengthening lid (6);
Described colloid bag (4) is positioned between described reinforcement lid (6) and described holder (5), and the upper surface of described colloid bag (4) and described reinforcement cover (6) bottom glue even, and the lower surface of described colloid bag (4) and described holder (5) top glue connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310709727.2A CN103700495B (en) | 2013-12-21 | 2013-12-21 | A kind of anti-explosion short-circuit-prevention capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310709727.2A CN103700495B (en) | 2013-12-21 | 2013-12-21 | A kind of anti-explosion short-circuit-prevention capacitor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103700495A CN103700495A (en) | 2014-04-02 |
| CN103700495B true CN103700495B (en) | 2016-04-13 |
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| CN201310709727.2A Active CN103700495B (en) | 2013-12-21 | 2013-12-21 | A kind of anti-explosion short-circuit-prevention capacitor |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107365558A (en) * | 2017-08-31 | 2017-11-21 | 安徽智博新材料科技有限公司 | A kind of effective insulation material of capacitor inside trumpet |
| CN107578920A (en) * | 2017-08-31 | 2018-01-12 | 安徽智博新材料科技有限公司 | A kind of explosion-proof AC capacitor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101369489A (en) * | 2007-08-14 | 2009-02-18 | 上海皓月电气有限公司 | Safe metalizing film capacitor |
| CN203134561U (en) * | 2013-01-09 | 2013-08-14 | 铜陵市东市电子有限责任公司 | Explosion-proof capacitor |
| CN203706863U (en) * | 2013-12-21 | 2014-07-09 | 铜陵源丰电子有限责任公司 | Anti-explosion short-circuit-prevention capacitor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3309277B2 (en) * | 1999-04-22 | 2002-07-29 | 新谷電機株式会社 | Cased capacitor with security mechanism and method of manufacturing the same |
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- 2013-12-21 CN CN201310709727.2A patent/CN103700495B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101369489A (en) * | 2007-08-14 | 2009-02-18 | 上海皓月电气有限公司 | Safe metalizing film capacitor |
| CN203134561U (en) * | 2013-01-09 | 2013-08-14 | 铜陵市东市电子有限责任公司 | Explosion-proof capacitor |
| CN203706863U (en) * | 2013-12-21 | 2014-07-09 | 铜陵源丰电子有限责任公司 | Anti-explosion short-circuit-prevention capacitor |
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| CN103700495A (en) | 2014-04-02 |
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