CN211957379U - Combined soft magnetic ferrite magnetic core component - Google Patents
Combined soft magnetic ferrite magnetic core component Download PDFInfo
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- CN211957379U CN211957379U CN202020501546.6U CN202020501546U CN211957379U CN 211957379 U CN211957379 U CN 211957379U CN 202020501546 U CN202020501546 U CN 202020501546U CN 211957379 U CN211957379 U CN 211957379U
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- heat dissipation
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- magnetic ferrite
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Abstract
The utility model relates to a modular soft magnetic ferrite magnetic core subassembly, including soft magnetic ferrite core, soft magnetic ferrite core's outside cover is equipped with coil sleeve subassembly, and coil sleeve subassembly includes the coil sleeve body, and the outside of coil sleeve body is provided with a plurality of wire winding recesses, and the interval between per two wire winding recesses is less than 7 millimeters, and the top of coil sleeve body is provided with a plurality of louvres, and the axis direction of louvre wire winding sleeve body runs through. The coil sleeve body is made of silicon carbide ceramic, so that the coil sleeve is good in insulating property, excellent in heat dissipation performance and convenient for heat dissipation of the coil. The coils between each winding groove do not contact each other, have reduced the area of contact of coil, have reduced the risk of the ageing back short circuit of coil insulation skin, and the recess wall that is convenient for the coil to pass through winding groove simultaneously distributes away the heat. The heat dissipation holes penetrate through the interior of the winding grooves, and the heat generated by the coils in the winding grooves is conveniently dissipated through the heat dissipation holes. The combined soft magnetic ferrite magnetic core component has good heat dissipation effect.
Description
Technical Field
The utility model belongs to the technical field of the magnetic ferrite magnetic core technique and specifically relates to a modular soft magnetic ferrite magnetic core subassembly is related to.
Background
The ferrite magnetic core is a high-frequency magnetic conductive material (the principle is the same as that of a silicon steel sheet, but the ferrite magnetic core is only used in a high-frequency environment), and is mainly used as a high-frequency transformer (such as a switching power supply, a line output transformer and the like), a high-frequency magnetic ring (for interference resistance) and the like, so that the magnetic permeability is increased, and the inductance quality factor is improved.
The soft magnetic ferrite core is a main component of an inductor, and for an alternating current electromagnet, besides the heating and temperature rise caused by the resistance of a coil, the alternating magnetic field generates induction current in the magnetic core, and the current consumes part of electric energy to cause the magnetic core to heat. Therefore, the coil needs to be radiated in time to prevent the circuit from being damaged due to overhigh temperature. Therefore, a combined soft magnetic ferrite core assembly with good heat dissipation effect is needed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the technical problem who exists among the prior art, provide a combination formula soft magnetic ferrite magnetic core subassembly that the radiating effect is good.
The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides a modular soft magnetic ferrite magnetic core subassembly, includes soft magnetic ferrite core, the outside cover of soft magnetic ferrite core is equipped with coil cover subassembly, coil cover subassembly includes the coil cover body, the outside of coil cover body is provided with a plurality of wire winding recesses, per two interval between the wire winding recess is less than 7 millimeters, the top of coil cover body is provided with a plurality of louvres, the louvre prolongs the axis direction of coil cover body runs through.
Preferably, in the above combined soft magnetic ferrite core assembly, the coil sleeve body is made of silicon carbide ceramic, which is suitable for heat dissipation.
Preferably, in the above combined soft magnetic ferrite core assembly, the coil sleeve body is cylindrical, and the heat dissipation holes are arranged in an equidistant circumferential array around an axis of the coil sleeve body.
Preferably, in the above combined soft magnetic ferrite core assembly, the heat dissipation hole penetrates through the inside of the winding groove and is adapted to dissipate heat.
Preferably, the combined soft ferrite core assembly is characterized in that the depth of the winding groove is 1.2-1.5 times of the diameter of the heat dissipation hole.
Preferably, in the above combined soft magnetic ferrite core assembly, an inner hole is formed in the middle of the coil sleeve assembly, the inner hole is cylindrical, and the soft magnetic core is embedded in the inner hole.
The utility model has the advantages that: the coil sleeve body of the combined soft magnetic ferrite core component is made of silicon carbide ceramics, so that the combined soft magnetic ferrite core component is good in insulating property, excellent in heat dissipation performance and convenient for heat dissipation of coils. The coils between each winding groove do not contact each other, have reduced the area of contact of coil, have reduced the risk of the ageing back short circuit of coil insulation skin, and the recess wall that is convenient for the coil to pass through winding groove simultaneously distributes away the heat. The heat dissipation holes penetrate through the interior of the winding grooves, and the heat generated by the coils in the winding grooves is conveniently dissipated through the heat dissipation holes. The combined soft magnetic ferrite magnetic core component has good heat dissipation effect.
Drawings
FIG. 1 is a schematic view of the assembly structure of the present invention;
FIG. 2 is a perspective view of a coil sleeve assembly;
FIG. 3 is a top view of the coil sleeve assembly;
fig. 4 is a cross-sectional view of the present invention;
fig. 5 is a side view of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. soft magnetic iron magnetic core, 2, coil cover assembly, 21, inner hole, 22, coil cover body, 23, heat dissipation hole, 24, winding groove.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1, 2, 3, 4, and 5, a combined soft magnetic ferrite core assembly includes a soft magnetic core 1, a coil sleeve assembly 2 is sleeved outside the soft magnetic core 1, specifically, an inner hole 21 is provided in the middle of the coil sleeve assembly 2, the inner hole 21 is cylindrical, and the soft magnetic core 1 is embedded inside the inner hole 21. The coil sleeve component 2 comprises a coil sleeve body 22, the coil sleeve body 22 is made of silicon carbide ceramics, and the coil sleeve component is good in insulating performance, excellent in heat dissipation performance and convenient for heat dissipation of a coil. The outside of coil housing body 22 is provided with a plurality of wire winding grooves 24 for the winding coil, and the coil between each wire winding groove 24 does not contact each other, has reduced the area of contact of coil, has reduced the risk of the ageing back short circuit of coil insulation skin, and the coil of being convenient for simultaneously distributes away the heat through wire winding groove 24's recess wall. The distance between every two winding grooves 24 is smaller than 7 mm, so that the opening density of the winding grooves 24 is ensured, and the heat dissipation performance is improved.
The top of the coil sleeve body 22 is provided with a plurality of heat dissipation holes 23, and the heat dissipation holes 23 penetrate along the axis direction of the coil sleeve body 22. The coil sleeve body 22 is cylindrical, and the heat dissipation holes 23 are arranged in an equidistant circumferential array around the axis of the coil sleeve body 22. The heat dissipation hole 23 penetrates through the inside of the winding groove 24 and is suitable for heat dissipation. The heat dissipation holes 23 facilitate dissipation of heat generated from the coils in the winding grooves 24. The depth of the winding groove 24 is 1.2-1.5 times of the diameter of the heat dissipation hole 23, which can ensure that the heat dissipation hole 23 penetrates through the inside of the winding groove 24 and simultaneously make the whole combination device more compact.
The coil sleeve body 22 of the combined soft magnetic ferrite core component is made of silicon carbide ceramics, so that the combined soft magnetic ferrite core component has good insulating property and excellent heat dissipation performance, and is convenient for heat dissipation of the coil. The coils between each winding groove 24 do not contact each other, have reduced the area of contact of coil, have reduced the risk of the ageing back short circuit of coil insulation skin, and the coil of being convenient for simultaneously distributes away the heat through winding groove 24's recess wall. The heat dissipation holes 23 penetrate through the interior of the winding grooves 24, and the heat dissipation holes 23 are convenient for dissipating heat generated by the coils in the winding grooves 24. The combined soft magnetic ferrite magnetic core component has good heat dissipation effect.
In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, only for convenience of description and simplification of description, but not for indicating or implying that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (6)
1. A modular soft magnetic ferrite core assembly characterized in that: including soft-magnetic ferromagnetic core (1), the outside cover of soft-magnetic ferromagnetic core (1) is equipped with coil cover subassembly (2), coil cover subassembly (2) are including coil cover body (22), the outside of coil cover body (22) is provided with a plurality of wire winding grooves (24), per two interval between wire winding grooves (24) is less than 7 millimeters, the top of coil cover body (22) is provided with a plurality of louvres (23), louvre (23) prolong the axis direction of coil cover body (22) runs through.
2. A combined soft magnetic ferrite core assembly according to claim 1, characterized in that: the coil sleeve body (22) is made of silicon carbide ceramic and is suitable for heat dissipation.
3. A combined soft magnetic ferrite core assembly according to claim 1, characterized in that: the coil sleeve body (22) is cylindrical, and the heat dissipation holes (23) are arrayed in an equidistant circumference by taking the axis of the coil sleeve body (22) as the center.
4. A combined soft magnetic ferrite core assembly according to claim 1, characterized in that: the heat dissipation holes (23) penetrate through the interior of the winding groove (24) and are suitable for heat dissipation.
5. A combined soft magnetic ferrite core assembly according to claim 1, characterized in that: the depth of the winding groove (24) is 1.2-1.5 times of the diameter of the heat dissipation hole (23).
6. A combined soft magnetic ferrite core assembly according to claim 1, characterized in that: the middle part of coil cover subassembly (2) is provided with hole (21), hole (21) are cylindricly, soft-magnetic iron magnetic core (1) embedding is in the inside of hole (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020501546.6U CN211957379U (en) | 2020-04-08 | 2020-04-08 | Combined soft magnetic ferrite magnetic core component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020501546.6U CN211957379U (en) | 2020-04-08 | 2020-04-08 | Combined soft magnetic ferrite magnetic core component |
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| Publication Number | Publication Date |
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| CN211957379U true CN211957379U (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020501546.6U Active CN211957379U (en) | 2020-04-08 | 2020-04-08 | Combined soft magnetic ferrite magnetic core component |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112562969A (en) * | 2020-12-28 | 2021-03-26 | 湖州南浔百迪电子商务有限公司 | E-shaped inductance framework |
| CN113009254A (en) * | 2021-02-24 | 2021-06-22 | 中国人民解放军陆军工程大学 | High-power high-linearity current injection probe |
-
2020
- 2020-04-08 CN CN202020501546.6U patent/CN211957379U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112562969A (en) * | 2020-12-28 | 2021-03-26 | 湖州南浔百迪电子商务有限公司 | E-shaped inductance framework |
| CN113009254A (en) * | 2021-02-24 | 2021-06-22 | 中国人民解放军陆军工程大学 | High-power high-linearity current injection probe |
| CN113009254B (en) * | 2021-02-24 | 2022-11-01 | 中国人民解放军陆军工程大学 | High-power high-linearity current injection probe |
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Denomination of utility model: A combined soft ferrite core assembly Effective date of registration: 20230207 Granted publication date: 20201117 Pledgee: Bank of China Limited Xiangyang Branch Pledgor: Hubei Weishuo New Material Co.,Ltd. Registration number: Y2023980032147 |