CN203931737U - A kind of combined magnet core of different magnetic permeabilitys - Google Patents
A kind of combined magnet core of different magnetic permeabilitys Download PDFInfo
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- CN203931737U CN203931737U CN201420229261.6U CN201420229261U CN203931737U CN 203931737 U CN203931737 U CN 203931737U CN 201420229261 U CN201420229261 U CN 201420229261U CN 203931737 U CN203931737 U CN 203931737U
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- magnetic core
- yoke
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Abstract
The utility model discloses a kind of combined magnet core of different magnetic permeabilitys, comprise yoke under yoke on the magnetic core that is magnet, stem magnetic core and magnetic core, on described magnetic core, under yoke, magnetic core, the magnetic permeability of the magnetic permeability of yoke and described stem magnetic core is unequal, described stem magnetic core is on described magnetic core under yoke, magnetic core between yoke, the top of described stem magnetic core contacts with yoke on described magnetic core, the bottom of described stem magnetic core contacts with yoke under described magnetic core, and on described magnetic core, under yoke, stem magnetic core and magnetic core, yoke forms closed magnetic circuit.The upper and lower yoke of magnetic core and stem magnetic core adopt the combination of different magnetic permeability magnetic cores, can in the situation that the number of turns is constant, obtain different sensibility reciprocal parameters like this, can adjust the DC ability of inductor, better meet performance requirement.
Description
Technical field
The utility model relates to a kind of magnetic core, relates in particular to a kind of combined magnet core of different magnetic permeabilitys.
Background technology
Traditional combined magnet core can only obtain single sense value under the number of turns of regulation, and performance is single larger limitation.
Utility model content
For solving existing problem in above-mentioned prior art, the utility model provides a kind of combined magnet core of different magnetic permeabilitys.
The utility model adopts following technical scheme to realize: a kind of combined magnet core of different magnetic permeabilitys, comprise yoke under yoke on the magnetic core that is magnet, stem magnetic core and magnetic core, on described magnetic core, under yoke, magnetic core, the magnetic permeability of the magnetic permeability of yoke and described stem magnetic core is unequal, described stem magnetic core is on described magnetic core under yoke, magnetic core between yoke, the top of described stem magnetic core contacts with yoke on described magnetic core, the bottom of described stem magnetic core contacts with yoke under described magnetic core, and on described magnetic core, under yoke, stem magnetic core and magnetic core, yoke forms closed magnetic circuit.
As further improvement of the utility model, on described magnetic core, under yoke, magnetic core, the magnetic permeability of yoke is greater than the magnetic permeability of described stem magnetic core.
As further improvement of the utility model, on described magnetic core, under yoke, magnetic core, yoke parallels, and described stem magnetic core is perpendicular to yoke under yoke, magnetic core on described magnetic core.
As further improvement of the utility model, described stem magnetic core has two and be arranged in parallel at least.
As further improvement of the utility model, on described magnetic core, under yoke, magnetic core, yoke is cuboid.
As further improvement of the utility model, on the upper end face of described stem magnetic core and described magnetic core, the minor face of yoke is tangent, and under the lower end face of described stem magnetic core and described magnetic core, the minor face of yoke is tangent.
Compared with prior art, the utlity model has following beneficial effect: the upper and lower yoke of magnetic core and stem magnetic core adopt the combination of different magnetic permeability magnetic cores, can in the situation that the number of turns is constant, obtain different sensibility reciprocal parameters like this, can adjust the DC ability of inductor, better meet performance requirement.
Accompanying drawing explanation
Fig. 1 is the front view of the combined magnet core of a kind of different magnetic permeabilitys of the utility model;
Wherein: 1, yoke on magnetic core, 2, stem magnetic core, 3, yoke under magnetic core.
Embodiment
Below in conjunction with specific embodiment, the combined magnet core of a kind of different magnetic permeabilitys of the utility model is described in further detail.
Embodiment 1
As shown in Figure 1, the utility model proposes a kind of combined magnet core of different magnetic permeabilitys, comprise on the magnetic core that is magnet yoke 3 under yoke 1, two stem magnetic cores 2 and magnetic core, on described magnetic core, under yoke 1, magnetic core, the magnetic permeability of yoke 3 is μ 1, the magnetic permeability of described stem magnetic core 2 is μ 2, and μ 1> μ 2; Two described stem magnetic cores 2 are set in parallel on described magnetic core under yoke 1, magnetic core between yoke 3, the top of described stem magnetic core 2 contacts with yoke 1 on described magnetic core, the bottom of described stem magnetic core 2 contacts with yoke 3 under described magnetic core, and on described magnetic core, under yoke 1, stem magnetic core 2 and magnetic core, yoke 3 forms closed magnetic circuit.
On described magnetic core, under yoke 1, magnetic core, yoke 3 is cuboid, on described magnetic core, under yoke 1, magnetic core, yoke 3 parallels, two described stem magnetic cores 2 are perpendicular to yoke 3 under yoke 1, magnetic core on described magnetic core, on the upper end face of described stem magnetic core 2 and described magnetic core, the minor face of yoke 1 is tangent, and under the lower end face of described stem magnetic core 2 and described magnetic core, the minor face of yoke 3 is tangent.
Embodiment 2
As shown in Figure 1, the utility model proposes a kind of combined magnet core of different magnetic permeabilitys, comprise on the magnetic core that is magnet yoke 3 under yoke 1, two stem magnetic cores 2 and magnetic core, on described magnetic core, under yoke 1, magnetic core, the magnetic permeability of yoke 3 is μ 1, the magnetic permeability of described stem magnetic core 2 is μ 2, and μ 1< μ 2; Two described stem magnetic cores 2 are set in parallel on described magnetic core under yoke 1, magnetic core between yoke 3, the top of described stem magnetic core 2 contacts with yoke 1 on described magnetic core, the bottom of described stem magnetic core 2 contacts with yoke 3 under described magnetic core, and on described magnetic core, under yoke 1, stem magnetic core 2 and magnetic core, yoke 3 forms closed magnetic circuit.
On described magnetic core, under yoke 1, magnetic core, yoke 3 is cuboid, on described magnetic core, under yoke 1, magnetic core, yoke 3 parallels, two described stem magnetic cores 2 are perpendicular to yoke 3 under yoke 1, magnetic core on described magnetic core, on the upper end face of described stem magnetic core 2 and described magnetic core, the minor face of yoke 1 is tangent, and under the lower end face of described stem magnetic core 2 and described magnetic core, the minor face of yoke 3 is tangent.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses, the variation that can expect easily or replacement, all should be encompassed in protection range of the present utility model in.Therefore, protection range of the present utility model should be as the criterion with the protection range that claim was defined.
Claims (6)
1. the combined magnet core of different magnetic permeabilitys, it is characterized in that: comprise yoke under yoke on the magnetic core that is magnet, stem magnetic core and magnetic core, on described magnetic core, under yoke, magnetic core, the magnetic permeability of the magnetic permeability of yoke and described stem magnetic core is unequal, described stem magnetic core is on described magnetic core under yoke, magnetic core between yoke, the top of described stem magnetic core contacts with yoke on described magnetic core, the bottom of described stem magnetic core contacts with yoke under described magnetic core, and on described magnetic core, under yoke, stem magnetic core and magnetic core, yoke forms closed magnetic circuit.
2. the combined magnet core of different magnetic permeabilitys according to claim 1, is characterized in that: on described magnetic core, under yoke, magnetic core, the magnetic permeability of yoke is greater than the magnetic permeability of described stem magnetic core.
3. the combined magnet core of different magnetic permeabilitys according to claim 1, is characterized in that: on described magnetic core, under yoke, magnetic core, yoke parallels, and described stem magnetic core is perpendicular to yoke under yoke, magnetic core on described magnetic core.
4. the combined magnet core of different magnetic permeabilitys according to claim 1, is characterized in that: described stem magnetic core has two and be arranged in parallel at least.
5. the combined magnet core of different magnetic permeabilitys according to claim 1, is characterized in that: on described magnetic core, under yoke, magnetic core, yoke is cuboid.
6. the combined magnet core of different magnetic permeabilitys according to claim 1, is characterized in that: on the upper end face of described stem magnetic core and described magnetic core, the minor face of yoke is tangent, and under the lower end face of described stem magnetic core and described magnetic core, the minor face of yoke is tangent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420229261.6U CN203931737U (en) | 2014-05-06 | 2014-05-06 | A kind of combined magnet core of different magnetic permeabilitys |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420229261.6U CN203931737U (en) | 2014-05-06 | 2014-05-06 | A kind of combined magnet core of different magnetic permeabilitys |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203931737U true CN203931737U (en) | 2014-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420229261.6U Expired - Lifetime CN203931737U (en) | 2014-05-06 | 2014-05-06 | A kind of combined magnet core of different magnetic permeabilitys |
Country Status (1)
| Country | Link |
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| CN (1) | CN203931737U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105097222A (en) * | 2015-07-22 | 2015-11-25 | 上海正泰电源***有限公司 | Magnetic coupling inductor of interleaving parallel converter and magnetic core |
| CN108074783A (en) * | 2018-01-18 | 2018-05-25 | 常熟开关制造有限公司(原常熟开关厂） | Magnetic trip gear and its setting current method of adjustment, device for switching |
| US10525690B2 (en) | 2016-09-07 | 2020-01-07 | General Electric Company | Additive manufacturing-based low-profile inductor |
-
2014
- 2014-05-06 CN CN201420229261.6U patent/CN203931737U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105097222A (en) * | 2015-07-22 | 2015-11-25 | 上海正泰电源***有限公司 | Magnetic coupling inductor of interleaving parallel converter and magnetic core |
| US10525690B2 (en) | 2016-09-07 | 2020-01-07 | General Electric Company | Additive manufacturing-based low-profile inductor |
| US11529803B2 (en) | 2016-09-07 | 2022-12-20 | General Electric Company | System for manufacturing an inductor core |
| CN108074783A (en) * | 2018-01-18 | 2018-05-25 | 常熟开关制造有限公司(原常熟开关厂） | Magnetic trip gear and its setting current method of adjustment, device for switching |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518052, 2, 3, 301-306 floor, Fifth Industrial Zone, North Ring Road, Shenzhen, Guangdong, Nanshan District, Nantou Patentee after: POCO HOLDING Co.,Ltd. Address before: 518052, 2, 3, 301-306 floor, Fifth Industrial Zone, North Ring Road, Shenzhen, Guangdong, Nanshan District, Nantou Patentee before: SHENZHEN POCO MAGNETIC Co.,Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 518000 1301, Building B, Zhigu R&D Building, Shuguang Community, Xili Street, Nanshan District, Shenzhen, Guangdong Province Patentee after: POCO HOLDING Co.,Ltd. Address before: 518052 Rooms 301-306, 3rd Floor, Building 2, Nantou Fifth Industrial Zone, Beihuan Road, Nanshan District, Shenzhen City, Guangdong Province Patentee before: POCO HOLDING Co.,Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20141105 |