CN219677020U - Integrated into one piece coupling inductance - Google Patents
Integrated into one piece coupling inductance Download PDFInfo
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- CN219677020U CN219677020U CN202321362098.6U CN202321362098U CN219677020U CN 219677020 U CN219677020 U CN 219677020U CN 202321362098 U CN202321362098 U CN 202321362098U CN 219677020 U CN219677020 U CN 219677020U
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- 230000008878 coupling Effects 0.000 title claims abstract description 21
- 238000010168 coupling process Methods 0.000 title claims abstract description 21
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 21
- 238000004804 winding Methods 0.000 claims abstract description 68
- 239000004020 conductor Substances 0.000 claims abstract description 64
- 238000009434 installation Methods 0.000 claims abstract description 20
- 238000010586 diagram Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
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Abstract
The utility model discloses an integrated coupling inductor, which comprises a first E-shaped magnetic core, a second E-shaped magnetic core and a first I-shaped magnetic core which are sequentially arranged; the first E-shaped magnetic core and the second E-shaped magnetic core comprise a base, a column body and a C-shaped frame are arranged on the base, a first installation groove matched with the first conductor winding is formed between the C-shaped frame and the column body of the first E-shaped magnetic core, a second installation groove matched with the second conductor winding is formed between the C-shaped frame and the column body of the second E-shaped magnetic core, the first conductor winding is embedded in the first installation groove, and the second conductor winding is embedded in the second installation groove. The utility model aims to provide an integrally formed coupling inductor. According to the integrated coupling inductor, the E-shaped magnetic core and the I-shaped magnetic core are matched, and the conductor winding is placed in the E-shaped magnetic core, so that the magnetic core and the conductor winding are tightly combined, the noise problem can be avoided, a fully-closed magnetic shielding structure is integrally formed, and the integrated coupling inductor has high electromagnetic interference resistance.
Description
Technical Field
The utility model relates to the technical field of inductors, in particular to an integrated coupling inductor.
Background
The inductor is used as one of three passive electronic basic elements in a circuit board of an electronic product, and is widely applied to the fields of consumer electronics, communication, industrial equipment, automobiles, new energy sources, internet of things and the like. Along with the rapid alternation of the Chinese communication technology and the large-scale construction of related industries such as the Internet of things, smart cities and the like, the market scale of the Chinese inductor rapidly develops. In order to meet the above application demands, the trend of the inductor is to be miniaturized, high-frequency and high-power. In order to meet the trend of miniaturization and high power of the inductor, a multiphase (two-phase and more than two-phase) inductor structure should be generated.
2021.12.28 discloses a piece of patent publication No. CN113851303a entitled "high current coupled winding electromagnetic component", which discloses a surface mount electromagnetic component for a multiphase power circuit implemented on a circuit board, said component comprising: a magnetic core structure including a top side, a bottom side, opposite lateral sides, and opposite longitudinal sides; and a dual winding arrangement inside the magnetic core structure and configured for surface mounting to a multiphase power circuit on the circuit board at the bottom side. In the utility model, the electromagnetic component (inductor) is manufactured by an assembly method, gaps exist among magnetic cores, and part of windings are exposed to air.
Based on the above situation, the utility model provides an integrally formed coupling inductor, which can effectively solve the above problems.
Disclosure of Invention
The utility model aims to provide an integrally formed coupling inductor. The integrated coupling inductor provided by the utility model has the advantages that the structure is simple, the use is convenient, the conductor winding is placed in the E-shaped magnetic core through the matching arrangement of the E-shaped magnetic core and the I-shaped magnetic core, the tight combination of the magnetic core and the conductor winding is realized, the noise problem can be avoided, the whole structure is a totally-enclosed magnetic shielding structure, and the electromagnetic interference resistance is stronger.
The utility model is realized by the following technical scheme:
an integrated coupling inductor comprises a first E-shaped magnetic core, a second E-shaped magnetic core and a first I-shaped magnetic core which are sequentially arranged;
the first E-shaped magnetic core and the second E-shaped magnetic core comprise bases, a column body and a C-shaped frame are arranged on the bases, a first installation groove matched with the first conductor winding is formed between the C-shaped frame and the column body of the first E-shaped magnetic core, a second installation groove matched with the second conductor winding is formed between the C-shaped frame and the column body of the second E-shaped magnetic core, the first installation groove is embedded with the first conductor winding, and the second installation groove is embedded with the second conductor winding.
The utility model aims to provide an integrally formed coupling inductor. The integrated coupling inductor provided by the utility model has the advantages that the structure is simple, the use is convenient, the conductor winding is placed in the E-shaped magnetic core through the matching arrangement of the E-shaped magnetic core and the I-shaped magnetic core, the tight combination of the magnetic core and the conductor winding is realized, the noise problem can be avoided, the whole structure is a totally-enclosed magnetic shielding structure, and the electromagnetic interference resistance is stronger.
Preferably, the thickness of the base of the first E-shaped magnetic core is greater than that of the base of the second E-shaped magnetic core.
Preferably, the thickness of the base of the first E-shaped magnetic core is equal to that of the base of the second E-shaped magnetic core, and a second I-shaped magnetic core is arranged between the first E-shaped magnetic core and the second E-shaped magnetic core.
Preferably, the first conductor winding and the second conductor winding are both in a C-shaped structure integrally, terminals are arranged on two sides of the first conductor winding and the second conductor winding, and the terminals face to the outer side.
Preferably, the first conductor winding and the second conductor winding are both in a C-shaped structure integrally, terminals are arranged on two sides of the first conductor winding and the second conductor winding, and the terminals face to the inner side.
Compared with the prior art, the utility model has the following advantages:
1. the first E-shaped magnetic core, the second E-shaped magnetic core and the I-shaped magnetic core are sequentially combined, and the conductor winding is placed in the E-shaped magnetic core to form a fully-closed magnetic shielding structure, so that the electromagnetic interference resistance is high;
2. the magnetic core and the winding are tightly combined with each other, so that the noise problem is avoided;
3. because of no gap between each magnetic core and less magnetic leakage, the interference to other components of the circuit is small, and the size is smaller, thereby being beneficial to the miniaturization design of products;
4. the magnetic core structure is formed by pre-pressing, powder filling is not needed during secondary pressing, and the probability of residual powder of the electrode can be reduced;
5. the spacing of the conductor windings can be controlled by adjusting the thickness of the preformed core E-core base or the thickness of the I-core to accommodate a variety of conditions.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a second E-core and second conductor winding according to the embodiment of FIG. 1;
FIG. 3 is a schematic diagram of another embodiment of the present utility model;
FIG. 4 is a schematic diagram of a second E-core and second conductor winding according to the embodiment of FIG. 3;
FIG. 5 is a schematic view of a structure of a further embodiment of the present utility model;
fig. 6 is a schematic structural diagram of the finished product according to the present utility model.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present utility model, preferred embodiments of the present utility model will be described below with reference to specific examples, but it should be understood that the drawings are for illustrative purposes only and should not be construed as limiting the present patent; for the purpose of better illustrating the embodiments, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the actual product dimensions; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationship depicted in the drawings is for illustrative purposes only and is not to be construed as limiting the present patent.
Example 1:
as shown in fig. 1 to 6, the present utility model provides an integrally formed coupling inductor, comprising a first E-shaped magnetic core 1, a second E-shaped magnetic core 2 and a first I-shaped magnetic core 3, which are sequentially arranged;
the first E-shaped magnetic core 1 and the second E-shaped magnetic core 2 respectively comprise a base 11, a column body 12 and a C-shaped frame 13 are arranged on the base 11, a first installation groove matched with the first conductor winding 4 is formed between the C-shaped frame 13 of the first E-shaped magnetic core 1 and the column body 12, a second installation groove matched with the second conductor winding 5 is formed between the C-shaped frame 13 of the second E-shaped magnetic core 2 and the column body 12, the first conductor winding 4 is embedded in the first installation groove, and the second conductor winding 5 is embedded in the second installation groove.
Example 2:
as shown in fig. 1 to 6, the present utility model provides an integrally formed coupling inductor, comprising a first E-shaped magnetic core 1, a second E-shaped magnetic core 2 and a first I-shaped magnetic core 3, which are sequentially arranged;
the first E-shaped magnetic core 1 and the second E-shaped magnetic core 2 respectively comprise a base 11, a column body 12 and a C-shaped frame 13 are arranged on the base 11, a first installation groove matched with the first conductor winding 4 is formed between the C-shaped frame 13 of the first E-shaped magnetic core 1 and the column body 12, a second installation groove matched with the second conductor winding 5 is formed between the C-shaped frame 13 of the second E-shaped magnetic core 2 and the column body 12, the first conductor winding 4 is embedded in the first installation groove, and the second conductor winding 5 is embedded in the second installation groove.
The thickness of the base 11 of the first E-shaped magnetic core 1 is larger than that of the base 11 of the second E-shaped magnetic core 2. The first conductor winding 4 and the second conductor winding 5 are of a C-shaped structure integrally, terminals 41 are arranged on two sides of the first conductor winding 4 and the second conductor winding 5, and the terminals 41 face to the outer side.
Further, in another embodiment, the thickness of the base 11 of the first E-shaped magnetic core 1 is greater than the thickness of the base 11 of the second E-shaped magnetic core 2. The first conductor winding 4 and the second conductor winding 5 are of a C-shaped structure integrally, terminals 41 are arranged on two sides of the first conductor winding 4 and the second conductor winding 5, and the terminals 41 face inwards.
Further, in another embodiment, the thickness of the base 11 of the first E-shaped magnetic core 1 is equal to that of the base 11 of the second E-shaped magnetic core 2, and a second I-shaped magnetic core 6 is disposed between the first E-shaped magnetic core 1 and the second E-shaped magnetic core 2. The first conductor winding 4 and the second conductor winding 5 are of a C-shaped structure integrally, terminals 41 are arranged on two sides of the first conductor winding 4 and the second conductor winding 5, and the terminals 41 face to the outer side.
Further, in another embodiment, the thickness of the base 11 of the first E-shaped magnetic core 1 is equal to that of the base 11 of the second E-shaped magnetic core 2, and a second I-shaped magnetic core 6 is disposed between the first E-shaped magnetic core 1 and the second E-shaped magnetic core 2. The first conductor winding 4 and the second conductor winding 5 are of a C-shaped structure integrally, terminals 41 are arranged on two sides of the first conductor winding 4 and the second conductor winding 5, and the terminals 41 face inwards.
The first E-shaped magnetic core 1, the second E-shaped magnetic core 2, the first I-shaped magnetic core 3, the first conductor winding 4 and the second conductor winding 5 which are arranged inside the first E-shaped magnetic core, and the first E-shaped magnetic core, the second E-shaped magnetic core, the first I-shaped magnetic core and the second I-shaped magnetic core need to be pressed after being assembled, deformation can occur in the pressing process, and a finished product 7 shown in fig. 6 is formed after the pressing.
The integrally formed coupling inductors of the present utility model can be readily manufactured or used by those skilled in the art from the description and drawings of the present utility model and can produce the positive effects described herein.
Unless specifically stated otherwise, in the present utility model, if there are terms such as "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., the positional relationship indicated is based on the positional relationship indicated in the drawings, and is merely for convenience of describing the present utility model and simplifying the description, and it is not necessary to indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationship in the present utility model are merely for exemplary illustration and should not be construed as limitations of the present patent, and it is possible for those skilled in the art to understand the specific meaning of the above terms in conjunction with the drawings and according to the specific circumstances.
Unless specifically stated or limited otherwise, the terms "disposed," "connected," and "connected" herein are to be construed broadly, e.g., they may be fixed, removable, or integral; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model in any way, and any simple modification, equivalent variation, etc. of the above embodiment according to the technical matter of the present utility model fall within the scope of the present utility model.
Claims (5)
1. An integrated into one piece coupling inductance, its characterized in that: the magnetic core structure comprises a first E-shaped magnetic core, a second E-shaped magnetic core and a first I-shaped magnetic core which are sequentially arranged;
the first E-shaped magnetic core and the second E-shaped magnetic core comprise bases, a column body and a C-shaped frame are arranged on the bases, a first installation groove matched with the first conductor winding is formed between the C-shaped frame and the column body of the first E-shaped magnetic core, a second installation groove matched with the second conductor winding is formed between the C-shaped frame and the column body of the second E-shaped magnetic core, the first installation groove is embedded with the first conductor winding, and the second installation groove is embedded with the second conductor winding.
2. The integrally formed coupling inductor of claim 1, wherein: the thickness of the base of the first E-shaped magnetic core is larger than that of the base of the second E-shaped magnetic core.
3. The integrally formed coupling inductor of claim 1, wherein: the thickness of the base of the first E-shaped magnetic core is equal to that of the base of the second E-shaped magnetic core, and a second I-shaped magnetic core is arranged between the first E-shaped magnetic core and the second E-shaped magnetic core.
4. An integrally formed coupling inductor according to claim 2 or 3, characterized in that: the first conductor winding and the second conductor winding are of a C-shaped structure integrally, terminals are arranged on two sides of the first conductor winding and two sides of the second conductor winding, and the terminals face to the outer side.
5. An integrally formed coupling inductor according to claim 2 or 3, characterized in that: the first conductor winding and the second conductor winding are of a C-shaped structure integrally, terminals are arranged on two sides of the first conductor winding and two sides of the second conductor winding, and the terminals face inwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321362098.6U CN219677020U (en) | 2023-05-31 | 2023-05-31 | Integrated into one piece coupling inductance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321362098.6U CN219677020U (en) | 2023-05-31 | 2023-05-31 | Integrated into one piece coupling inductance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219677020U true CN219677020U (en) | 2023-09-12 |
Family
ID=87899555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321362098.6U Active CN219677020U (en) | 2023-05-31 | 2023-05-31 | Integrated into one piece coupling inductance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219677020U (en) |
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2023
- 2023-05-31 CN CN202321362098.6U patent/CN219677020U/en active Active
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Denomination of utility model: A type of integrated forming coupled inductor Granted publication date: 20230912 Pledgee: Bank of Jiaxing Nanhu branch of Limited by Share Ltd Pledgor: Zhejiang Cida Electronic Technology Co.,Ltd. Registration number: Y2024980004120 |