CN208738043U - A kind of filter condenser - Google Patents
A kind of filter condenser Download PDFInfo
- Publication number
- CN208738043U CN208738043U CN201821550520.XU CN201821550520U CN208738043U CN 208738043 U CN208738043 U CN 208738043U CN 201821550520 U CN201821550520 U CN 201821550520U CN 208738043 U CN208738043 U CN 208738043U
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- CN
- China
- Prior art keywords
- shell
- end cap
- connecting terminal
- capacitor body
- metallized film
- 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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Abstract
The utility model discloses a kind of filter condensers, including shell, shell is equipped with end cap, end cap is equipped with connecting terminal, sealing ring is equipped between connecting terminal and end cap, end cap is equipped with perfusing hole, the inside of end cap is equipped with explosion-proof covering board, connecting hole is equipped with below explosion-proof covering board, fuse is equipped with by connecting terminal in connecting hole, fuse connects capacitor body, the outside of capacitor body is wrapped with electrolysis adhesive tape, it is bonded between shell and capacitor body by epoxy resin, the upper end of interior of shell is filled with nitrile rubber, polypropylene metallized film is covered on shell, moisture-proof coating is coated on polypropylene metallized film.
Description
Technical field
The utility model relates to be related to capacitor technology field, a kind of filter condenser is particularly belonged to.
Background technique
It is efficiently smooth straight to reduce the promotion of AC ripple ripple coefficient that filter condenser is mounted in rectification circuit both ends
A kind of energy storage device of output is flowed, this device is called filter condenser by we.Filter capacitor has electric polarity, we claim
It is electrolytic dissolution.One end of electrolytic capacitor is anode, and the other end is cathode, and positive terminal is being connected to rectifying output circuit just
End, cathode are connected to the negative terminal of circuit.Existing filter condenser service life is short, and loss is big.
Utility model content
The purpose of this utility model is to provide a kind of filter condensers, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions: the utility model discloses a kind of filtered electricals
Container, including shell, shell are equipped with end cap, and end cap is equipped with connecting terminal, and sealing ring is equipped between connecting terminal and end cap,
End cap is equipped with perfusing hole, and the inside of end cap is equipped with explosion-proof covering board, connecting hole is equipped with below explosion-proof covering board, is passed through in connecting hole
Connecting terminal is equipped with fuse, and fuse connects capacitor body, and the outside of capacitor body is wrapped with electrolysis adhesive tape, shell and electricity
It is bonded between container fuse by epoxy resin, the upper end of interior of shell is filled with nitrile rubber, and polypropylene gold is covered on shell
Categoryization film is coated with moisture-proof coating on polypropylene metallized film.
Further improvement of the utility model is: connecting terminal is equipped with insulating protective sleeve.
Further improvement of the utility model is: capacitor body is by two layers of polypropylene metallized film around insulation mandrel
It rolls.
Further improvement of the utility model is: the material of shell 1 is using enhancing flame-retardant PBT.
Compared with prior art, the utility model has the beneficial effects that
The utility model structure is simple, and good, the good reliability of polypropylene metallized film electric durability energy of use has good
Self-healing property, the sheathing material enhancing flame-retardant PBT of use has excellent toughness and fatigue resistance, and heat-resisting, good weatherability,
Electrical property is good, and the security performance of battery can be improved in explosion-proof covering board.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, utility model provides a kind of filter condenser, including shell 1, shell 1 is equipped with end cap 2, end cap 2
It is equipped with connecting terminal 3, sealing ring 15 is equipped between connecting terminal 3 and end cap 2, end cap 2 is equipped with perfusing hole 8, epoxy resin
It is injected from perfusing hole, the inside of end cap 2 is equipped with explosion-proof covering board 4, and the security performance of battery can be improved, set below explosion-proof covering board 4
There are two connecting hole 5, fuse 6 is equipped with by connecting terminal 3 in connecting hole 5, fuse can automatic shutdown circuit, fuse 6
Capacitor body 7 is connected, the outside of capacitor body 7 is wrapped with electrolysis adhesive tape 9, has the function of insulation, shell 1 and capacitor core
It is bonded between son 7 by epoxy resin 10, improves heat resistance, the upper end inside shell 1 is filled with nitrile rubber 11, improves
The toughness of resin is covered with polypropylene metallized film 13 on shell 1, small, flame-proof damp-proof is lost, has good self-healing property,
Moisture-proof coating 12 is coated on polypropylene metallized film 13.
In the utility model, connecting terminal 3 is equipped with insulating protective sleeve 14, and capacitor body 7 is by two layers of polypropylene metal
Change film 13 to roll around insulation mandrel, the material of shell 1 is using enhancing flame-retardant PBT.
In conclusion the utility model structure is simple, the polypropylene metallized film electric durability of use can good, reliability
It is good, there is good self-healing property, the sheathing material enhancing flame-retardant PBT of use has excellent toughness and fatigue resistance, Er Qienai
Heat, good weatherability, electrical property is good, and the security performance of battery can be improved in explosion-proof covering board.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of filter condenser, including shell (1), it is characterised in that: the shell (1) is equipped with end cap (2), the end cap
(2) connecting terminal (3) are equipped with, are equipped with sealing ring (15) between the connecting terminal (3) and end cap (2), on the end cap (2)
Equipped with perfusing hole (8), the inside of the end cap (2) is equipped with explosion-proof covering board (4), and connection is equipped with below the explosion-proof covering board (4)
Hole (5), the connecting hole (5) is interior to be equipped with fuse (6) by connecting terminal (3), and the fuse (6) connects capacitor body
(7), the outside of the capacitor body (7) is wrapped with electrolysis adhesive tape (9), passes through between the shell (1) and capacitor body (7)
Epoxy resin (10) bonding, the internal upper end of the shell (1) are filled with nitrile rubber (11), are covered on the shell (1) poly-
Propylene metallized film (13) is coated with moisture-proof coating (12) on the polypropylene metallized film (13).
2. a kind of filter condenser according to claim 1, it is characterised in that: the connecting terminal (3) is equipped with insulation
Protective case (14).
3. a kind of filter condenser according to claim 2, it is characterised in that: the capacitor body (7) is by two stratas
Propylene metallized film (13) is rolled around insulation mandrel.
4. a kind of filter condenser according to claim 2, it is characterised in that: the material of the shell (1) is using enhancing
Flame-retardant PBT.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821550520.XU CN208738043U (en) | 2018-09-21 | 2018-09-21 | A kind of filter condenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821550520.XU CN208738043U (en) | 2018-09-21 | 2018-09-21 | A kind of filter condenser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208738043U true CN208738043U (en) | 2019-04-12 |
Family
ID=66034433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821550520.XU Active CN208738043U (en) | 2018-09-21 | 2018-09-21 | A kind of filter condenser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208738043U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112071644A (en) * | 2020-09-02 | 2020-12-11 | 张丽华 | Metallized polypropylene film capacitor |
| CN112466666A (en) * | 2020-11-20 | 2021-03-09 | 马鞍山悠思电子科技有限公司 | High-strength metallized film capacitor and preparation device thereof |
-
2018
- 2018-09-21 CN CN201821550520.XU patent/CN208738043U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112071644A (en) * | 2020-09-02 | 2020-12-11 | 张丽华 | Metallized polypropylene film capacitor |
| CN112466666A (en) * | 2020-11-20 | 2021-03-09 | 马鞍山悠思电子科技有限公司 | High-strength metallized film capacitor and preparation device thereof |
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