CN206059176U - A kind of resistance-capacitance depressurization capacitor of high dynamic performance - Google Patents
A kind of resistance-capacitance depressurization capacitor of high dynamic performance Download PDFInfo
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- CN206059176U CN206059176U CN201620900925.6U CN201620900925U CN206059176U CN 206059176 U CN206059176 U CN 206059176U CN 201620900925 U CN201620900925 U CN 201620900925U CN 206059176 U CN206059176 U CN 206059176U
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Abstract
A kind of resistance-capacitance depressurization capacitor of high dynamic performance, including capacitance body, pin and capacitor body, described capacitance body one end is provided with the pin described in two, described capacitance body includes epoxy resin internal layer and sealant, described epoxy resin internal layer surface offers the through hole for evacuation, and described sealant is wrapped with outside described epoxy resin internal layer；Capacitor body is provided with inside described capacitance body.This utility model has advantages below：Small salient point on first PHD type BOPP film layers and the 2nd PHD type BOPP film layer surfaces, improves the adhesive force of layer of metallized film for increasing its surface roughness, lifts the life-span of the capacitor and improves durability, goes for dynamic load；Using the parallel connection between electric capacity, contribute to increasing the capacitive reactance of capacitor, improve the effect of the resistance-capacitance depressurization of the electric capacity.
Description
Technical field
This utility model is related to field of electronics, the resistance-capacitance depressurization capacitor of more particularly to a kind of high dynamic performance.
Background technology
Resistance-capacitance depressurization capacitor design is more and more applied to LED/ small household appliances/intelligence now because of its small volume, low cost
Can the small-power power occasion such as control, but numerous use producers are the problems such as also occur in that capacity attenuation successively.
Resistance-capacitance depressurization electric capacity declines if any capacity, will occur that supply electric current declines, and cause equipment to break down, especially
It is machine that seriality is used, the life requirements to resistance-capacitance depressurization electric capacity is very high.
Utility model content
The purpose of this utility model is to provide a kind of resistance-capacitance depressurization capacitor of high dynamic performance, dynamic with small volume, height
The characteristics of state, impact resistance, good stability, high dielectric strength, long service life.
To solve above-mentioned technical problem, this utility model provides following technical scheme：
A kind of resistance-capacitance depressurization capacitor of high dynamic performance, including capacitance body, pin and capacitor body, described electric capacity
Body one end is provided with the pin described in two, and described capacitance body includes epoxy resin internal layer and sealant, described epoxy resin
Internal layer surface offers the through hole for evacuation, and described sealant is wrapped with outside described epoxy resin internal layer；Described
Capacitor body is provided with inside capacitance body, the capacitor body includes the first layer of metallized film, the PHD types for setting gradually
BOPP film layer, the second layer of metallized film and the 2nd PHD type BOPP film layers；On a described PHD type BOPP film layers
Space is left at first layer of metallized film two ends, forms double-edge structure, and the 2nd described PHD type BOPP film layers are provided with three
The second described layer of metallized film, forms two between them and stays side structure.
Preferably, a described PHD type BOPP film layers and the 2nd PHD type BOPP film layer surfaces be equipped with it is little convex
Point.
Preferably, the distance between two described pins are 10mm.
Preferably, the first described layer of metallized film and the second described layer of metallized film consistency of thickness, and it is zinc
Al-alloy metal coating.
Preferably, the distance between second described layer of metallized film is 2-3mm.
With respect to above-mentioned background technology, a kind of resistance-capacitance depressurization capacitor of high dynamic performance provided by the utility model, this
Utility model is to be deposited with layer of metal film on the surface of mylar to replace metal forming as electrode, because the thickness of layer of metallized film
Thickness of the degree much smaller than metal forming, therefore volume is also much smaller than type metal foil type electric capacity volume after winding；First PHD types BOPP are thin
Small salient point in film layer and the 2nd PHD type BOPP film layer surfaces, improves layer of metallized film for increasing its surface roughness
Adhesive force, lifts the life-span of the capacitor and improves durability, go for dynamic load；Using the parallel connection between electric capacity,
Contribute to increasing the capacitive reactance of capacitor, improve the effect of the resistance-capacitance depressurization of the electric capacity.
Description of the drawings
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or accompanying drawing to be used is briefly described needed for description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise for not paying creative work
Under, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is a kind of structural representation of the resistance-capacitance depressurization capacitor of high dynamic performance provided by the utility model；
Fig. 2 is a kind of schematic internal view of the resistance-capacitance depressurization capacitor of high dynamic performance provided by the utility model；
Fig. 3 is a kind of fuse sectional view of the resistance-capacitance depressurization capacitor of high dynamic performance provided by the utility model.
Specific embodiment
Core of the present utility model is to provide a kind of resistance-capacitance depressurization capacitor of high dynamic performance.
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of this utility model protection.
As Figure 1-3, a kind of resistance-capacitance depressurization capacitor of high dynamic performance, including capacitance body 1, pin 2 and capacitor
Fuse 10, described 1 one end of capacitance body are provided with the pin 2 described in two, and described capacitance body 1 includes 3 He of epoxy resin internal layer
Sealant 4, described 3 surface of epoxy resin internal layer offer the through hole 41 for evacuation, outside described epoxy resin internal layer 3
Portion is wrapped with described sealant 4,4 high-temperature resistant rubber layers of the sealant；Capacitor body is provided with inside described capacitance body 1
10, the first layer of metallized film 7 that the capacitor body 10 includes setting gradually, a PHD type BOPP film layers 5, the second metal
Change film layer 8 and the 2nd PHD type BOPP films layer 6；7 liang of the first layer of metallized film on a described PHD type BOPP films layer 5
Space is left at end, forms double-edge structure, and the 2nd described PHD type BOPP films layer 6 is provided with the second metal described in three
Change film layer 8, two are formed between them and stay side structure.
Preferably, a described PHD type BOPP films layer 5 and 6 surface of the 2nd PHD type BOPP films layer are equipped with little convex
Point 9.
Preferably, the distance between two described pins 2 are 10mm.
Preferably, the first described layer of metallized film 7 and described 8 consistency of thickness of the second layer of metallized film, and it is zinc
Al-alloy metal coating.
Preferably, the distance between second described layer of metallized film 8 is 2-3mm.
This utility model can be interior to evacuation, exclusion are carried out inside capacitance body 1 using through hole 41 using vaccum-pumping equipment
The courage in portion, and outside air and moisture are intercepted using sealant 4, it is to avoid electrochemical corrosion, extend the life-span of product；PHD
Type BOPP film surface is provided with small salient point 9, increased the roughness on surface, improves the adhesive force of layer of metallized film, reduces
The reduction speed of layer of metallized film, extends the life-span of product；Using capacitances in series structure, high voltage can be met in different frequencies
The high current that the change of rate causes carries out different degrees of impact to coating, enables the structure to bear larger dash current,
So as to ensure capacitance-resistance price reduction circuit in resistance-capacitance depressurization capacity attenuation it is little, can life-time service work in the circuit of resistance-capacitance depressurization.
Above a kind of resistance-capacitance depressurization capacitor of high dynamic performance provided by the utility model is described in detail.
Specific case used herein is set forth to principle of the present utility model and embodiment, and the explanation of above example is only
It is to be used to help understand method of the present utility model and its core concept.It should be pointed out that for the ordinary skill of the art
For personnel, on the premise of without departing from this utility model principle, some improvement and modification can also be carried out to this utility model,
These improve and modification is also fallen in this utility model scope of the claims.
Claims (5)
1. a kind of resistance-capacitance depressurization capacitor of high dynamic performance, including capacitance body（1）, pin（2）And capacitor body（10）, institute
The capacitance body stated（1）One end is provided with the pin described in two（2）, it is characterised in that described capacitance body（1）Including epoxy resin
Internal layer（3）And sealant（4）, described epoxy resin internal layer（3）Surface offers the through hole for evacuation（41）, it is described
Epoxy resin internal layer（3）Outside is wrapped with described sealant（4）；Described capacitance body（1）Inside is provided with capacitor body（10）,
The capacitor body（10）Including the first layer of metallized film for setting gradually（7）, a PHD type BOPP film layers（5）, the second gold medal
Categoryization film layer（8）With the 2nd PHD type BOPP film layers（6）；A described PHD type BOPP film layers（5）On the first metal
Change film layer（7）Space is left at two ends, forms double-edge structure, the 2nd described PHD type BOPP film layers（6）It is provided with three institutes
The second layer of metallized film stated（8）, two are formed between them stay side structure.
2. the resistance-capacitance depressurization capacitor according to a kind of high dynamic performance described in claim 1, it is characterised in that described
One PHD type BOPP film layers（5）With the 2nd PHD type BOPP film layers（6）Surface is equipped with small salient point（9）.
3. the resistance-capacitance depressurization capacitor according to a kind of high dynamic performance described in claim 1, it is characterised in that described two
Bar pin（2）The distance between be 10mm.
4. the resistance-capacitance depressurization capacitor according to a kind of high dynamic performance described in claim 1, it is characterised in that described
One layer of metallized film（7）With the second described layer of metallized film（8）Consistency of thickness, and it is the allumen coat of metal.
5. the resistance-capacitance depressurization capacitor according to a kind of high dynamic performance described in claim 1, it is characterised in that described
Two layer of metallized film（8）The distance between be 2-3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620900925.6U CN206059176U (en) | 2016-08-19 | 2016-08-19 | A kind of resistance-capacitance depressurization capacitor of high dynamic performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620900925.6U CN206059176U (en) | 2016-08-19 | 2016-08-19 | A kind of resistance-capacitance depressurization capacitor of high dynamic performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206059176U true CN206059176U (en) | 2017-03-29 |
Family
ID=58381139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620900925.6U Expired - Fee Related CN206059176U (en) | 2016-08-19 | 2016-08-19 | A kind of resistance-capacitance depressurization capacitor of high dynamic performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206059176U (en) |
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2016
- 2016-08-19 CN CN201620900925.6U patent/CN206059176U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170329 Termination date: 20170819 |