CN212342428U - Magnetic core structure for power supply - Google Patents
Magnetic core structure for power supply Download PDFInfo
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- CN212342428U CN212342428U CN202021232630.9U CN202021232630U CN212342428U CN 212342428 U CN212342428 U CN 212342428U CN 202021232630 U CN202021232630 U CN 202021232630U CN 212342428 U CN212342428 U CN 212342428U
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- base
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- magnetic core
- core structure
- heat conduction
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Abstract
The utility model discloses a magnetic core structure for power, include the base, fix the side column in the base both sides and fix the center pillar at the base middle part, base, center pillar and side column integrated into one piece, the inboard arc transition of side column the base laminating the center pillar is seted up a plurality of vertical heat dissipation logical grooves that link up the base set up the tee bend heat conduction groove that link up that extends to the center pillar side, two of them in the inboard of both sides post on the base the setting that the logical groove of heat dissipation corresponds is in the notch department of tee bend heat conduction groove. The utility model discloses a magnetic core structure for power sets up annular heat conduction runner on the base to heat conduction through groove dispels the heat to the magnetic core on the cooperation base, can improve the condition of generating heat in the magnetic core use to a certain extent.
Description
Technical Field
The utility model relates to a magnetic core technical field especially relates to a magnetic core structure for power.
Background
Magnetic cores are sintered magnetic metal oxides composed of various iron oxide mixtures, and ferrite cores are used in the prior art in coils and transformers for various electronic devices.
The core generates a large amount of heat during use, so that the heat dissipation capability is one of the important factors affecting the performance of the core, and the conventional E-shaped core has a relatively better heat dissipation space than other types of cores, but the heat dissipation of the center pillar is still affected by the two side pillars.
For the magnetic core for the power supply, besides the characteristics of the material itself, the structure of the magnetic core itself also has a great influence on the performance of the manufactured power transformer, for example, if the heat dissipation capability of the magnetic core itself is poor, the temperature can be raised, the inductance of the magnetic core is affected, and the performance of the magnetic core is further reduced.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the utility model is to provide a magnetic core structure for power sets up annular heat conduction runner on the base to heat dissipation is led to the groove to the cooperation heat conduction on the base to the magnetic core, can improve the condition of generating heat in the magnetic core use to a certain extent.
The technical scheme of the utility model as follows:
the utility model provides a magnetic core structure for power, includes the base, fixes the side column in the base both sides and fixes the center pillar at the base middle part, base, center pillar and side pillar integrated into one piece, the inboard arc transition of side pillar the base laminating the center pillar is seted up a plurality of vertical heat dissipation that link up the base and is led to the groove set up the tee bend heat conduction groove that link up that extends to the center pillar side in the inboard of both sides post on the base, wherein two the heat dissipation is led to the corresponding setting of groove and is located at the notch of tee bend heat conduction groove.
Furthermore, the groove depth of the three-way heat conduction groove is 1-2 mm.
Furthermore, the groove surfaces of the three-way heat conduction grooves are in arc transition.
Furthermore, the top of the base is provided with an annular shallow groove on the side surface of the middle column, the annular shallow groove is communicated with the heat dissipation through groove, and the annular shallow groove is communicated with the tee heat conduction groove.
Furthermore, the groove width of the annular shallow groove is 1-2mm, and the groove depth is 0.5-1 mm.
Further, one end of the inner side of the side column is horizontally transited.
Further, the bottom of the base is provided with a bottom ring groove with a diameter larger than that of the center pillar, and the heat dissipation through groove is communicated with the bottom ring groove.
The utility model provides a beneficial effect: the heat dissipation through grooves are arranged, so that the axial heat dissipation of the magnetic core can be facilitated, the three-way heat conduction grooves are arranged and communicated with the heat dissipation through grooves, the heat dissipation can be further assisted, a heat dissipation flow channel is formed, the air can be convected, and the heat conduction on the middle column can be promoted; through the arrangement of the annular shallow grooves, communicated heat dissipation flow channels are formed, and the heat dissipation capacity can be further improved; through setting up bottom annular, can increase base bottom air circulation volume, increase the heat-sinking capability.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of a magnetic core structure for a power supply according to the present invention;
FIG. 2 is a schematic structural view of a modified version of the base of FIG. 1;
FIG. 3 is a schematic structural view of a modified embodiment of FIG. 1 (the center pillar is separated from the base);
fig. 4 is a bottom view of the base of fig. 3.
In the figure: 1-a base; 11-annular shallow grooves; 12-heat dissipation through grooves; 13-three-way heat conducting groove; 14-bottom ring groove; 2-side column; 3-middle column.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
Referring to fig. 1 and 2, a magnetic core structure for a power supply includes a base 1, side pillars 2 fixed on both sides of the base 1, and a center pillar 3 fixed at the middle of the base 1, wherein the base 1, the center pillar 3 and the side pillars 2 are integrally formed, and the side pillars 2 are arc-shaped in transition, the base 1 is attached to the center pillar 3, a plurality of vertical heat dissipation through grooves 12 penetrating through the base 1 are formed in the center pillar 3, a three-way heat conduction groove 13 (the groove depth of the three-way heat conduction groove 13 is 1-2mm) penetrating through the side of the center pillar 3 is formed in the inner side of the two side pillars 2 on the base 1, and the groove surface of the three-way heat conduction groove 13 is arc-shaped in transition, wherein two of the heat dissipation through. Through setting up the logical groove 12 of heat dissipation, the magnetic core axial of can being convenient for dispels the heat, sets up tee bend heat conduction groove 13 to lead to groove 12 intercommunication with the heat dissipation, can further assist the heat dissipation, form radiating runner, make the air can the convection current, can promote the heat derivation on the center pillar.
With further reference to fig. 2, an annular shallow groove 11 (the groove width of the annular shallow groove 11 is 1-2mm, and the groove depth is 0.5-1mm) is formed in the top of the base 1 and on the side surface of the center pillar 3, and it is apparent that the annular shallow groove 11 is communicated with the heat dissipation through groove 12, and the annular shallow groove 11 is communicated with the three-way heat conduction groove 13 to form a communicated heat dissipation flow channel, which can further increase the heat dissipation capability.
Meanwhile, one end of the inner side of the side column 2 is in horizontal transition, so that a radiating surface can be increased, the width of a notch at the corresponding end of the three-way heat conducting groove 13 is increased, and the overall radiating capacity of the magnetic core is further increased.
Referring to fig. 3 and 4, a bottom ring groove 14 (disposed concentrically with the center pillar 3) having a larger diameter than the center pillar is formed at the bottom of the base 1, and the heat dissipation through groove 13 is also communicated with the bottom ring groove 14. The bottom ring groove is arranged, so that the air circulation quantity at the bottom of the base 1 can be increased, and the heat dissipation capacity is improved.
In the present application, the structures and the connection relations that are not described in detail are all the prior art, and the structures and the principles thereof are known in the prior art and are not described herein again.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a magnetic core structure for power, includes the base, fixes the side column in the base both sides and fixes the center pillar at the base middle part, base, center pillar and side column integrated into one piece, the inboard arc transition of side column, its characterized in that: the base is attached to the middle column, a plurality of vertical heat dissipation through grooves penetrating through the base are formed in the middle column, through tee-joint heat conduction grooves extending to the side face of the middle column are formed in the inner sides of the two side columns on the base, and the two heat dissipation through grooves are correspondingly formed in groove openings of the tee-joint heat conduction grooves.
2. The magnetic core structure for power supply according to claim 1, characterized in that: the groove depth of the three-way heat conduction groove is 1-2 mm.
3. The magnetic core structure for power supply according to claim 1, characterized in that: the groove surfaces of the three-way heat conduction grooves are in arc transition.
4. The core structure for power supply according to any one of claims 1 to 3, wherein: the top of the base is provided with an annular shallow groove on the side face of the middle column, the annular shallow groove is communicated with the heat dissipation through groove, and the annular shallow groove is communicated with the tee heat conduction groove.
5. The magnetic core structure for power supply according to claim 4, characterized in that: the groove width of the annular shallow groove is 1-2mm, and the groove depth is 0.5-1 mm.
6. The core structure for power supply according to any one of claims 1 to 3, wherein: one end of the inner side of the side column is in horizontal transition.
7. The magnetic core structure for power supply according to claim 4, characterized in that: the bottom of the base is provided with a bottom annular groove with the diameter larger than that of the middle column, and the heat dissipation through groove is also communicated with the bottom annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021232630.9U CN212342428U (en) | 2020-06-29 | 2020-06-29 | Magnetic core structure for power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021232630.9U CN212342428U (en) | 2020-06-29 | 2020-06-29 | Magnetic core structure for power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212342428U true CN212342428U (en) | 2021-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021232630.9U Active CN212342428U (en) | 2020-06-29 | 2020-06-29 | Magnetic core structure for power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212342428U (en) |
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2020
- 2020-06-29 CN CN202021232630.9U patent/CN212342428U/en active Active
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