CN206163232U - Eer type ferrite core - Google Patents
Eer type ferrite core Download PDFInfo
- Publication number
- CN206163232U CN206163232U CN201620579242.5U CN201620579242U CN206163232U CN 206163232 U CN206163232 U CN 206163232U CN 201620579242 U CN201620579242 U CN 201620579242U CN 206163232 U CN206163232 U CN 206163232U
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- China
- Prior art keywords
- magnetic core
- core portion
- substrate
- baffle plate
- column magnetic
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Abstract
The utility model discloses a EER type ferrite core, including the base plate, put the cylindrical magnetic core portion that is provided with at base plate central point it is provided with the baffle to lie in cylindrical magnetic core portion bilateral symmetry on the base plate, cylindrical magnetic core portion is cylindrical, the relative one side with cylindrical magnetic core portion of baffle is provided with arc -shaped gap, the base plate cross -section is trapezoidal, under the narrow width to circular arc transition between the both sides angled side of base plate and the horizontal plane of being connected cylindrical magnetic core portion. The utility model discloses a EER type ferrite core, the structure sets up rationally, and the arc -shaped gap of baffle and the cooperation use of cylindrical cylindrical magnetic core portion make things convenient for the coiling of magnetic core for the coiling is even, and the size sets up rationally, satisfies the requirement of using intensity, and the base plate cross -section of cylindrical magnetic core portion bottom sets up to trapezoidal, save material on satisfying the basis of strength requirement, and be convenient for dispel the heat, the radiating effect is good.
Description
Technical field
The utility model is related to electronic component technology field, more particularly to a kind of EER type ferrites magnetic core.
Background technology
Ferrite is formed by the oxide and other dispensing sintering of iron.Generally can be divided into permanent-magnet ferrite, soft magnet oxygen
Three kinds of body and gyromagnetic ferrite.
Soft magnetic core is mainly used in electronics and information industry, electronic transformer, inductor, voltage-stabilizing voltage regulator, computer power,
The fields such as earth leakage circuit-breaker, electric welding machine, magnetic amplifier, choke coil, LED green illuminations, wind energy, solar energy, e-book.It is existing
EER type ferrite magnetic cores, radiate it is bad, it is not wear-resisting, it is also not corrosion-resistant.
Utility model content
The utility model technical issues that need to address are existing EER type ferrites magnetic cores, are radiated bad, not wear-resisting,
Also it is not corrosion-resistant.
To solve above-mentioned technical problem, the utility model provides a kind of EER type ferrites magnetic core, including substrate, in base
Plate center is provided with column magnetic core portion, is symmetrically arranged with baffle plate positioned at column magnetic core portion both sides on the substrate, described
Column magnetic core portion is cylinder, and the baffle plate is provided with circular arc opening, the substrate section with column magnetic core portion opposite side
It is up-narrow and down-wide for trapezoidal, and arc transition between the both sides inclined side of substrate and the horizontal plane in connection column magnetic core portion.This
The EER type ferrite magnetic cores of utility model, rationally, the circular arc opening of baffle plate coordinates structure setting with cylindrical column magnetic core portion
Use, facilitate the coiling of magnetic core so that coiling is uniform, size arranges reasonable, meets the requirement of use intensity, column magnetic core portion bottom
The substrate section in portion is set to trapezoidal, the material-saving on the basis of intensity requirement is met, and is easy to radiating, radiating effect
It is good.
Wherein, the lower end width of the substrate is more than or equal to the diameter in column magnetic core portion, the upper end width of the substrate
Degree is less than the diameter in column magnetic core portion, and the circular arc opening of the baffle plate is identical with the cylindrical home position in column magnetic core portion,
And between the circular arc opening of baffle plate and the side of baffle plate, and connected by arc transition between other sides of baffle plate.
The width of substrate reduces as far as possible on the basis of intensity requirement is met, good heat dissipation effect, while increasing magnetic core area and other faces
Long-pending ratio, baffle plate is arranged with column magnetic core portion concentric circles, and space more optimizes, and the shape of baffle plate end is processed and avoids obstruction
The coiling in column magnetic core portion, effectively protects coiling line.
Further it is improved by, is provided with grain coating as base in substrate, two baffle plates and column magnetic core portion
The ferrite composite coating of layer, and the particle of grain coating is cenosphere particle；It is also filled with the gap of grain coating
Ultra-fine ferrite powder.Ferrite composite coating is set, the wearability and corrosion resistance of magnetic core is improved, while it is ultra-fine to increase filling
Ferrite powder can increase the thickness of coating, it is ensured that wearability and corrosion resistance.
EER type ferrites magnetic core of the present utility model, rational in infrastructure, coiling is convenient, perfect heat-dissipating, and improves magnetic
The overall performances such as the wearability and corrosion resistance of core.
Description of the drawings
Fig. 1 is front view of the present utility model；
Fig. 2 is top view of the present utility model；
Wherein, 1- substrates, 2- column magnetic cores portion, 3- baffle plates, 4- circular arc openings.
Specific embodiment
Describe optimal technical scheme of the present utility model in detail below in conjunction with the accompanying drawings.
As illustrated, EER type ferrites magnetic core of the present utility model, including substrate 1, it is provided with the center of substrate 1
Column magnetic core portion 2, baffle plate 3 is symmetrically arranged with the substrate 1 positioned at the both sides of column magnetic core portion 2, and the column magnetic core portion 2 is
Cylinder, the baffle plate 3 and the opposite side of column magnetic core portion 2 are provided with circular arc opening 4, the section of the substrate 1 be it is trapezoidal, on
Arc transition between narrow lower width, and the both sides inclined side of substrate 1 and the horizontal plane in connection column magnetic core portion 2.
Wherein, the lower end width of the substrate 1 is more than or equal to the diameter in column magnetic core portion 2, the upper end of the substrate 1
Width is less than the diameter in column magnetic core portion 2, the circular arc opening 4 of the baffle plate 3 and the cylindrical home position in column magnetic core portion 2
It is identical, and between the circular arc opening 4 of baffle plate 3 and the side of baffle plate 3, and pass through circular arc between other sides of baffle plate 3
Transition connects.
Further, the iron with grain coating as basic unit is provided with 1, two baffle plates 3 of substrate and column magnetic core portion 2
Oxysome composite coating, and the particle of grain coating is cenosphere particle；Ultra-fine iron is also filled with the gap of grain coating
Ferrite powder.
EER type ferrites magnetic core of the present utility model, structure setting is reasonable, circular arc opening and the cylinder column of baffle plate
Magnetic core portion uses cooperatively, and facilitates the coiling of magnetic core so that coiling is uniform, and size arranges reasonable, meets the requirement of use intensity, post
The substrate section of shape magnetic core portion bottom is set to trapezoidal, the material-saving on the basis of intensity requirement is met, and is easy to radiating,
Good heat dissipation effect.
The width of substrate reduces as far as possible on the basis of intensity requirement is met, good heat dissipation effect, while increasing magnetic core area
With the ratio of other areas, baffle plate arranges with column magnetic core portion concentric circles, and space more optimizes, and the shape of baffle plate end is processed keeps away
Exempt from the coiling for hindering column magnetic core portion, effectively protect coiling line.
Ferrite composite coating is set, the wearability and corrosion resistance of magnetic core is improved, while increasing the ultra-fine ferrite of filling
Powder can increase the thickness of coating, it is ensured that wearability and corrosion resistance.
EER type ferrites magnetic core of the present utility model, rational in infrastructure, coiling is convenient, perfect heat-dissipating, and improves magnetic
The overall performances such as the wearability and corrosion resistance of core.
EER type ferrites magnetic core of the present utility model, can be used with two docking, the height phase in baffle plate and column magnetic core portion
Together, a semi-enclosed opening is formed after docking.
Claims (4)
1. a kind of EER type ferrites magnetic core, it is characterised in that：Including substrate, in a substrate heart position is provided with column magnetic core portion,
On the substrate baffle plate is symmetrically arranged with positioned at column magnetic core portion both sides, the column magnetic core portion is cylinder, the baffle plate
Column magnetic core portion opposite side is provided with circular arc opening, the substrate section be it is trapezoidal, it is up-narrow and down-wide, and the two of substrate
Roll arc transition between the horizontal plane in prism and connection column magnetic core portion.
2. EER type ferrites magnetic core as claimed in claim 1, it is characterised in that：The lower end width of the substrate be more than or
Equal to the diameter in column magnetic core portion, the upper end width of the substrate is less than the diameter in column magnetic core portion, the circular arc of the baffle plate
Opening it is identical with the cylindrical home position in column magnetic core portion, and baffle plate circular arc opening and the side of baffle plate between, with
And connected by arc transition between other sides of baffle plate.
3. EER type ferrites magnetic core as claimed in claim 1 or 2, it is characterised in that：In substrate, two baffle plates and column magnetic
The ferrite composite coating with grain coating as basic unit is provided with core, and the particle of grain coating is cenosphere
Grain.
4. EER type ferrites magnetic core as claimed in claim 1, it is characterised in that：It is also filled with surpassing in the gap of grain coating
Thin ferrite powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620579242.5U CN206163232U (en) | 2016-06-15 | 2016-06-15 | Eer type ferrite core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620579242.5U CN206163232U (en) | 2016-06-15 | 2016-06-15 | Eer type ferrite core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206163232U true CN206163232U (en) | 2017-05-10 |
Family
ID=58646423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620579242.5U Active CN206163232U (en) | 2016-06-15 | 2016-06-15 | Eer type ferrite core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206163232U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020155743A (en) * | 2019-03-22 | 2020-09-24 | 株式会社タムラ製作所 | Reactor |
-
2016
- 2016-06-15 CN CN201620579242.5U patent/CN206163232U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020155743A (en) * | 2019-03-22 | 2020-09-24 | 株式会社タムラ製作所 | Reactor |
| JP2021101484A (en) * | 2019-03-22 | 2021-07-08 | 株式会社タムラ製作所 | Reactor |
| JP7286701B2 (en) | 2019-03-22 | 2023-06-05 | 株式会社タムラ製作所 | Reactor |
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