CN213660170U - Low-loss magnetic core - Google Patents
Low-loss magnetic core Download PDFInfo
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- CN213660170U CN213660170U CN202023060613.4U CN202023060613U CN213660170U CN 213660170 U CN213660170 U CN 213660170U CN 202023060613 U CN202023060613 U CN 202023060613U CN 213660170 U CN213660170 U CN 213660170U
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Abstract
The utility model relates to a low-loss magnetic core, which comprises an upper mounting plate, a lower mounting plate, a main core column, a plurality of auxiliary core columns, a main coil and a plurality of auxiliary coils, wherein the upper mounting plate and the lower mounting pile are both circular, the upper mounting plate and the lower mounting plate are arranged in parallel, the upper end and the lower end of the main core column are respectively fixedly connected with the circle centers of the upper mounting plate and the lower mounting plate, the upper end and the lower end of the plurality of auxiliary core columns are respectively fixedly connected with the upper mounting plate and the lower mounting plate, and the plurality of auxiliary core columns are arranged in a circle around the; the main core column, the auxiliary core column, the main coil and the auxiliary coil are all in a circular tube shape; the auxiliary core columns are arranged in a plurality of circles and surround the main core column, so that the distances between the auxiliary windings and the main winding are consistent, the magnetic flux density at the positions of the auxiliary windings is consistent, and the output design of the transformer is more accurate; meanwhile, the cylindrical main winding and the cylindrical auxiliary winding are adopted, the surface area of the magnetic core is increased through the circle, the magnetic flux of the main winding and the magnetic flux of the auxiliary winding are increased, and therefore loss is reduced.
Description
Technical Field
The utility model relates to an electromagnetic conversion element field specifically is a low-loss magnetic core.
Background
Magnetic core refers to a sintered magnetic metal oxide composed of various iron oxide mixtures. The magnetic core is widely applied to the fields of electronic information industry, electronic transformers, inductors, voltage-stabilizing and voltage-regulating devices, computer power supplies, leakage protection switches, electric welding machines, magnetic amplifiers, choke coils, LED green lighting, wind energy, solar energy, 3G networks, electronic books, smart phones, smart grids, Internet of things and the like.
In the field of transformers, a plurality of secondary coils are arranged in a plurality of transformers, but the distances between the plurality of secondary coils and a main coil of the existing transformer with the plurality of secondary coils are different, so that the densities of magnetic fluxes entering the secondary coils are different, and the output voltage is larger than the theoretical difference; meanwhile, the loss of the existing transformer provided with a plurality of secondary coils is large.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides a low-loss magnetic core, which can solve the problems of the background art.
The utility model discloses a low-loss magnetic core, including upper mounting panel, lower mounting panel, main stem, a plurality of vice stem, main coil and a plurality of secondary coil, upper mounting panel and lower mounting pile are circular, upper mounting panel and lower mounting panel parallel arrangement, the upper and lower end of main stem respectively with the centre of a circle fixed connection of upper mounting panel and lower mounting panel, the upper and lower end of a plurality of vice stem respectively with upper mounting panel and lower mounting panel fixed connection and a plurality of vice stem be the circumference around main stem and arrange, the main coil cover is established on main stem, the secondary coil cover is established on vice stem; the main core column, the auxiliary core column, the main coil and the auxiliary coil are all in a circular tube shape.
Furthermore, be equipped with the multiunit mounting hole on going up the mounting panel and the mounting panel down, each group's mounting hole all is the circumference and distributes, the tip of vice stem is installed in the mounting hole.
Further, the main core column and the plurality of auxiliary core columns are perpendicular to the upper mounting plate and the lower mounting plate.
Furthermore, a hole plugging piece is arranged on the mounting hole where the auxiliary core column is not mounted.
Further, go up the mounting panel with down the mounting panel with main core post integrated into one piece, go up the mounting panel with down the mounting panel with vice core post welded fastening.
The utility model has the advantages that: the utility model discloses a low-loss magnetic core, through setting up a plurality of secondary core columns that are circumference and surround around main core column, thereby guarantee that the distance between a plurality of secondary winding and the main winding is unanimous, thereby guarantee that the magnetic flux density of the position of secondary winding is unanimous, thereby guarantee that the output of transformer designs more accurately; meanwhile, the cylindrical main winding and the cylindrical auxiliary winding are adopted, the surface area of the magnetic core is increased through the circle, the magnetic flux of the main winding and the magnetic flux of the auxiliary winding are increased, and therefore loss is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and it will be apparent to those skilled in the art that other related drawings can be obtained from the drawings without inventive effort.
Fig. 1 is a schematic structural diagram of the present invention.
The reference numbers are as follows: 1-upper mounting plate, 2-lower mounting plate, 3-main core column, 4-auxiliary core column, 5-main coil, 6-auxiliary coil, 7-hole plugging sheet and 21-mounting hole.
Detailed Description
As shown in fig. 1: the low-loss magnetic core comprises an upper mounting plate 1, a lower mounting plate 2, a main core column 3, a plurality of auxiliary core columns 4, a main coil 5 and a plurality of auxiliary coils 6, wherein the upper mounting plate 1 and the lower mounting plate are both circular, the upper mounting plate 1 and the lower mounting plate 2 are arranged in parallel, the upper end and the lower end of the main core column 3 are respectively fixedly connected with the circle centers of the upper mounting plate 1 and the lower mounting plate 2, the upper end and the lower end of the plurality of auxiliary core columns 4 are respectively fixedly connected with the upper mounting plate 1 and the lower mounting plate 2, the plurality of auxiliary core columns 4 are arranged around the main core column 3 in a circumferential manner, the main coil 5 is sleeved on the main core column 3, and the auxiliary; the main core column 3, the auxiliary core column 4, the main coil 5 and the auxiliary coil 6 are all in a circular tube shape.
The utility model discloses a low-loss magnetic core, through setting up a plurality of secondary core posts 4 that are the circumference and surround around main core post 3, thereby guarantee the distance between a plurality of secondary windings and the main winding unanimously, thereby guarantee that the magnetic flux density of the position of secondary winding is unanimous, thereby guarantee that the output design of transformer is more accurate; meanwhile, the cylindrical main winding and the cylindrical auxiliary winding are adopted, the surface area of the magnetic core is increased through the circle, the magnetic flux of the main winding and the magnetic flux of the auxiliary winding are increased, and therefore loss is reduced.
In this embodiment, be equipped with multiunit mounting hole 21 on last mounting panel 1 and the lower mounting panel 2, each group's mounting hole 21 all is the circumference and distributes, and the tip of vice core post 4 is installed in mounting hole 21, is convenient for adjust the position of vice core post 4 through predetermineeing mounting hole 21.
In this embodiment, the main core column 3 and the plurality of sub core columns 4 are perpendicular to the upper mounting plate 1 and the lower mounting plate 2.
In this embodiment, the hole plugging sheet 7 is disposed on the mounting hole 21 where the auxiliary core column 4 is not mounted, the mounting hole 21 is pre-opened, the maximum magnetic flux density passing through the mounting hole 21 at which position is calculated through the voltage of the main winding at the input end, the number of turns of the coil and the specification of the design output, the auxiliary core column 4 is welded and fixed at the corresponding position, and the remaining mounting holes 21 are welded and plugged by the hole plugging sheet 7 after several output ends are determined, so that dust or other impurities are prevented from entering.
In this embodiment, the upper mounting plate 1, the lower mounting plate 2, and the main core column 3 are integrally formed, and the upper mounting plate 1, the lower mounting plate 2, and the auxiliary core column 4 are welded and fixed.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (5)
1. A low-loss magnetic core, comprising: the device comprises an upper mounting plate, a lower mounting plate, a main core column, a plurality of auxiliary core columns, a main coil and a plurality of auxiliary coils, wherein the upper mounting plate and the lower mounting pile are circular, the upper mounting plate and the lower mounting plate are arranged in parallel, the upper end and the lower end of the main core column are respectively fixedly connected with the circle centers of the upper mounting plate and the lower mounting plate, the upper end and the lower end of each auxiliary core column are respectively fixedly connected with the upper mounting plate and the lower mounting plate, the auxiliary core columns surround the main core column and are arranged in a circumferential manner, the main coil is sleeved on the main core column, and the auxiliary; the main core column, the auxiliary core column, the main coil and the auxiliary coil are all in a circular tube shape.
2. A low loss magnetic core according to claim 1, wherein: the upper mounting plate and the lower mounting plate are provided with a plurality of groups of mounting holes, each group of mounting holes are distributed in a circumferential manner, and the end parts of the auxiliary core columns are mounted in the mounting holes.
3. A low loss magnetic core according to claim 1, wherein: the main core column and the plurality of auxiliary core columns are perpendicular to the upper mounting plate and the lower mounting plate.
4. A low loss magnetic core according to claim 2, wherein: and a hole plugging sheet is arranged on the mounting hole where the auxiliary core column is not mounted.
5. A low loss magnetic core according to claim 1, wherein: go up mounting panel and lower mounting panel with main core post integrated into one piece, go up mounting panel and lower mounting panel with vice core post welded fastening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023060613.4U CN213660170U (en) | 2020-12-16 | 2020-12-16 | Low-loss magnetic core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023060613.4U CN213660170U (en) | 2020-12-16 | 2020-12-16 | Low-loss magnetic core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213660170U true CN213660170U (en) | 2021-07-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023060613.4U Active CN213660170U (en) | 2020-12-16 | 2020-12-16 | Low-loss magnetic core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213660170U (en) |
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2020
- 2020-12-16 CN CN202023060613.4U patent/CN213660170U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A low loss magnetic core Effective date of registration: 20220310 Granted publication date: 20210709 Pledgee: Bank of China Limited Qingyuan Branch Pledgor: Qingyuan Jiahe magnetic material Co.,Ltd. Registration number: Y2022980002431 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |