CN204632497U - The integrated coupling inductor of a kind of heterogeneous magnetic - Google Patents
The integrated coupling inductor of a kind of heterogeneous magnetic Download PDFInfo
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- CN204632497U CN204632497U CN201420513333.XU CN201420513333U CN204632497U CN 204632497 U CN204632497 U CN 204632497U CN 201420513333 U CN201420513333 U CN 201420513333U CN 204632497 U CN204632497 U CN 204632497U
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Abstract
The integrated coupling inductor of a kind of heterogeneous magnetic, is made up of " U " font iron core, " T " font iron core and coil; Between the magnetic post of " U " font iron core described in the magnetic post of described " T " font iron core is placed in; Between the yoke and each magnetic post of described " U " font iron core of described " T " font iron core, form one group of air gap, between the yoke and each magnetic post of described " T " font iron core of described " U " font iron core, form another organize air gap; Each phase coil described in coiling on each magnetic post of described " U " font iron core.The beneficial effects of the utility model are: for the coupling integration of phase inductor each in crisscross parallel Switching Power Supply, the symmetry of each phase inductance parameter can be improved, simplify the coupled structure of iron core, reduce loop length, save copper material, reduce the copper loss of coil, reduce output current and the voltage ripple of power supply, reduce the output filter capacitor of power supply, improve efficiency and the dynamic responding speed of power supply.
Description
Technical field
The utility model relates to a kind of inductor, the integrated coupling inductor of the heterogeneous magnetic of the one in particular for multiphase interleaving Switching Power Supply.
Background technology
In recent years, for various power consumption equipment provides the Switching Power Supply of electric energy just towards low-voltage, big current, volume is little, lightweight, efficiency is high, slimming and integrated direction development, comprise for high accuracy such as the central processing unit (Central Processing Unit, CPU) of computer and digital signal processors (Digital Signal Processing, DSP), high speed microprocessor provides the voltage regulator module of precision voltage source, and rising in recent years be widely used in electric automobile, hybrid electric vehicle, uninterrupted power supply, the quality of power supply regulates power supply, airplane power source, renewable energy power generation and superconducting energy storage etc. need the bidirectional switch power supply of energy in bidirectional flow occasion, and these Switching Power Supplies, by adopting the topological structure of multiphase interleaving, can increase output current and power, reduce the capacity of switching device, but wherein the Integration Design of each phase energy-storage reactor is a difficulty and challenging work, seriously constraining crisscross parallel Switching Power Supply reduces volume, raise the efficiency the realization with targets such as dynamic responding speed.
At present, the integrated coupling inductor of known magnetic is made up of iron core and coil, and coil is around on the magnetic post of iron core.The integrated coupling inductor of existing heterogeneous magnetic also exists the technical deficiencies such as the symmetry of each phase inductance parameter is lower, the magnetic coupling arrangement of iron core is complicated, length copper loss that is longer, coil that is coil is larger.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned technical deficiency, provides that a kind of symmetry of each phase inductance parameter coupled structure that is higher, iron core is simple, loop length is minimum, saves copper material, coil copper loss and core loss and reduce as far as possible and implement the integrated coupling inductor of heterogeneous magnetic easily.
The utility model solves the technical scheme that its technical problem adopts:
The integrated coupling inductor of a kind of heterogeneous magnetic, is made up of " U " font iron core, " T " font iron core and coil; Between the magnetic post of " U " font iron core described in the magnetic post of described " T " font iron core is placed in; Between the yoke and each magnetic post of described " U " font iron core of described " T " font iron core, keep a segment distance respectively and form one group of air gap, between the yoke and each magnetic post of described " T " font iron core of described " U " font iron core, keeping a segment distance respectively and form another organizing air gap; Each phase coil described in difference coiling on each magnetic post of described " U " font iron core; The cross section of described " U " font iron core magnetic post and " T " font iron core magnetic post can be the combination shape of circle, semicircle, ellipse, triangle, rectangle, square, pentagon, hexagon, heptagon, octagon, the combination shape of rectangle and circle shape, rectangle and semicircular combination shape, rectangle and ellipse; Described " U " font iron core and " T " font iron core can adopt ferrite, silicon steel sheet, iron silicon, metal magnetic powder core, amorphous, ultracrystallite or other any ferrimagnets, and described coil can adopt the copper of outsourcing insulation, aluminium, silver or other any metal materials.
The beneficial effects of the utility model are: the coupling integration that may be used for each phase inductor in any multiphase interleaving Switching Power Supply, the symmetry of each phase inductance parameter can be improved, simplify the coupled structure of iron core, reduce loop length, save copper material, reduce the copper loss of coil, reduce output current and the voltage ripple of power supply, reduce the output filter capacitor of power supply, improve efficiency and the dynamic responding speed of power supply.
Illustrate with embodiment below in conjunction with accompanying drawing.
Accompanying drawing explanation
Fig. 1 is the structure vertical view of the integrated coupling inductor of a kind of two-phase magnetic.
Fig. 2 is the structure vertical view of the integrated coupling inductor of a kind of two-phase magnetic of embodiment two.
Fig. 3 is the structure vertical view of the integrated coupling inductor of a kind of two-phase magnetic of embodiment three.
Fig. 4 is the structure vertical view of the integrated coupling inductor of a kind of three-phase magnetic of embodiment four.
Fig. 5 is the structure vertical view of the integrated coupling inductor of a kind of three-phase magnetic of embodiment five.
Fig. 6 is the structure vertical view of the integrated coupling inductor of a kind of three-phase magnetic of embodiment six.
Fig. 7 is the structure vertical view of the integrated coupling inductor of a kind of three-phase magnetic of embodiment seven.
Fig. 8 is the structure vertical view of the integrated coupling inductor of a kind of three-phase magnetic of embodiment eight.
Fig. 9 is the structure vertical view of the integrated coupling inductor of a kind of three-phase magnetic of embodiment nine.
In figure, 1-" U " font iron core; The magnetic post of 1-1-" U " font iron core; The yoke of 1-2-" U " font iron core; 2-" T " font iron core; The magnetic post of 2-1-" T " font iron core; The yoke of 2-2-" T " font iron core; 3-coil; Air gap between the magnetic post 1-1 of 4-" U " font iron core and the yoke 2-2 of " T " font iron core; Air gap between the magnetic post 2-1 of 5-" T " font iron core and the yoke 1-2 of " U " font iron core; 6-" E " font iron core; The outside magnetic post of 6-1-" E " font iron core, the middle magnetic post of 6-2-" E " font iron core; Air gap between the outside magnetic post 6-1 of 7-two " E " font iron cores; Air gap between the middle magnetic post 6-2 of 8-two " E " font iron cores; 9-" I " font iron core.
Embodiment
Embodiment one:
With reference to accompanying drawing 1, the integrated coupling inductor of a kind of two-phase magnetic, forms 3 by " U " font iron core 1, " T " font iron core 2 and coil; Between two magnetic post 1-1 of " U " font iron core 1 described in the magnetic post 2-1 of described " T " font iron core 2 is placed in; Between the yoke 2-2 and two magnetic post 1-1 of described " U " font iron core 1 of described " T " font iron core 2, keep a segment distance respectively and form two air gaps 4, between the yoke 1-2 and the magnetic post 2-1 of described " T " font iron core 2 of described " U " font iron core 1, keep a segment distance and form air gap 5; Two phase coils 3 described in difference coiling on two magnetic post 1-1 of described " U " font iron core 1; The cross section of described " U " font iron core magnetic post 1-1 and " T " font iron core magnetic post 2-1 can be the combination shape of circle, semicircle, ellipse, triangle, rectangle, square, pentagon, hexagon, heptagon, octagon, the combination shape of rectangle and circle shape, rectangle and semicircular combination shape, rectangle and ellipse; Described " U " font iron core 1 and " T " font iron core 2 can adopt ferrite, silicon steel sheet, iron silicon, metal magnetic powder core, amorphous, ultracrystallite or other any ferrimagnets, and described coil 3 can adopt the copper of outsourcing insulation, aluminium, silver or other any metal materials; Two directions of arrow shown on described two phase coils 3 represent a kind of Application Example of the sense of current.
Embodiment two:
With reference to accompanying drawing 2, the integrated coupling inductor of a kind of two-phase magnetic, magnetic post in the middle of increasing by between two magnetic post 1-1 of " U " font iron core 1 in embodiment one, forms " E " font iron core 6; The yoke 2-2 two ends of " T " font iron core 2 in embodiment one increase by two outside magnetic posts, form another " E " font iron core 6; Between the outside magnetic post 6-1 of described two " E " font iron cores 6, keep a segment distance and form air gap 7, between the middle magnetic post 6-2 of described two " E " font iron cores 6, keep a segment distance and form air gap 8, two phase coils 3 described in coiling on the described outside magnetic post 6-1 of described two " E " font iron cores 6.
Embodiment three:
With reference to accompanying drawing 3, three magnetic post 6-1 and 6-2 of one of them " E " font iron core 6 in embodiment 2 are removed by the integrated coupling inductor of a kind of two-phase magnetic, form " I " font iron core 9.
Embodiment four:
With reference to accompanying drawing 4, the integrated coupling inductor of a kind of three-phase magnetic, " U " font iron core 1 in embodiment one increases a magnetic post and forms " E " font iron core, and on increased magnetic post coiling third phase coil 3; " T " font iron core 2 in embodiment one increases a magnetic post and forms " Π " font iron core, two magnetic posts of described " Π " font iron core are placed between three magnetic posts of described " E " font iron core.The rest may be inferred, can form the integrated coupling inductor of any heterogeneous magnetic within four phases, five phases, six phases and even 1,000 phases.
Embodiment five:
With reference to accompanying drawing 5, the integrated coupling inductor of a kind of three-phase magnetic, magnetic post 6-2 and outside magnetic post 6-1 in the middle of each increase by two " E " font iron cores in embodiment two, coiling third phase coil 3 on increased outside magnetic post 6-1.The rest may be inferred, can form the integrated coupling inductor of any heterogeneous magnetic within four phases, five phases, six phases and even 1,000 phases.
Embodiment six:
With reference to accompanying drawing 6, the integrated coupling inductor of a kind of three-phase magnetic, magnetic post 6-2 and outside magnetic post 6-1 in the middle of " E " font iron core in embodiment three increases by, coiling third phase coil 3 on increased outside magnetic post 6-1.The rest may be inferred, can form the integrated coupling inductor of any heterogeneous magnetic within four phases, five phases, six phases and even 1,000 phases.
Embodiment seven:
With reference to accompanying drawing 7, the yoke two ends of the yoke of " E " font iron core in embodiment four with " Π " font iron core are lengthened by the integrated coupling inductor of a kind of three-phase magnetic.The rest may be inferred, can form the integrated coupling inductor of any heterogeneous magnetic within four phases, five phases, six phases and even 1,000 phases.
Embodiment eight:
With reference to accompanying drawing 8, the yoke two ends of " E " font iron core of two in embodiment five are all lengthened by the integrated coupling inductor of a kind of three-phase magnetic.The rest may be inferred, can form the integrated coupling inductor of any heterogeneous magnetic within four phases, five phases, six phases and even 1,000 phases.
Embodiment nine:
With reference to accompanying drawing 9, the integrated coupling inductor of a kind of three-phase magnetic, the yoke two ends of " E " font iron core in embodiment five and the two ends of " I " font iron core are all lengthened.The rest may be inferred, can form the integrated coupling inductor of any heterogeneous magnetic within four phases, five phases, six phases and even 1,000 phases.
Claims (10)
1. the integrated coupling inductor of heterogeneous magnetic, is made up of " U " font iron core, " T " font iron core and coil; Between the magnetic post of " U " font iron core described in the magnetic post of described " T " font iron core is placed in; Between the yoke and each magnetic post of described " U " font iron core of described " T " font iron core, keep a segment distance respectively and form one group of air gap, between the yoke and each magnetic post of described " T " font iron core of described " U " font iron core, keeping a segment distance respectively and form another organizing air gap; Each phase coil described in difference coiling on each magnetic post of described " U " font iron core; The cross section of described " U " font iron core magnetic post and " T " font iron core magnetic post can be the combination shape of circle, semicircle, ellipse, triangle, rectangle, square, pentagon, hexagon, heptagon, octagon, the combination shape of rectangle and circle shape, rectangle and semicircular combination shape, rectangle and ellipse; Described " U " font iron core and " T " font iron core can adopt ferrite, silicon steel sheet, iron silicon, metal magnetic powder core, amorphous, ultracrystallite or other any ferrimagnets, and described coil can adopt the copper of outsourcing insulation, aluminium, silver or other any metal materials; Said " heterogeneous " refers to the positive integer phase within 1,000 phases, as two-phase, three-phase, four phases, five phases, six phases, seven phases, eight phases, nine phases, ten phases, 100 phases, 1,000 phases, etc.
2. the integrated coupling inductor of the heterogeneous magnetic of one according to claim 1, is characterized in that: the number of phases of the integrated coupling inductor of magnetic is two-phase, namely forms the integrated coupling inductor of a kind of two-phase magnetic; Between two magnetic posts of " U " font iron core described in the magnetic post of described " T " font iron core is placed in; Between the yoke and two magnetic posts of described " U " font iron core of described " T " font iron core, keep a segment distance respectively and form two air gaps, between the yoke and the magnetic post of described " T " font iron core of described " U " font iron core, keep a segment distance and form an air gap; Two phase coils described in difference coiling on two magnetic posts of described " U " font iron core;
3. the integrated coupling inductor of a kind of two-phase magnetic according to claim 2, is characterized in that: magnetic post increase by between two magnetic posts of described " U " font iron core in the middle of, forms " E " font iron core; Increase by two outside magnetic posts at the yoke two ends of described " T " font iron core, form another " E " font iron core; Between the outside magnetic post of described two " E " font iron cores, keep a segment distance and form two air gaps, between the middle magnetic post of described two " E " font iron cores, keep a segment distance and form an air gap, two phase coils described in coiling on the described outside magnetic post of described two " E " font iron cores.
4. the integrated coupling inductor of a kind of two-phase magnetic according to claim 3, is characterized in that: removed by three magnetic posts of one of them " E " font iron core, forms " I " font iron core.
5. the integrated coupling inductor of the heterogeneous magnetic of one according to claim 2, is characterized in that: the number of phases of the integrated coupling inductor of magnetic is three-phase, namely forms the integrated coupling inductor of a kind of three-phase magnetic; Described " U " font iron core increases a magnetic post and form " E " font iron core, and on increased magnetic post coiling third phase coil; Described " T " font iron core increases a magnetic post and forms " Π " font iron core, two magnetic posts of described " Π " font iron core are placed between three magnetic posts of described " E " font iron core; The rest may be inferred, can form the integrated coupling inductor of heterogeneous magnetic of more than three-phase.
6. the integrated coupling inductor of the heterogeneous magnetic of one according to claim 3, is characterized in that: the number of phases of the integrated coupling inductor of magnetic is three-phase, namely forms the integrated coupling inductor of a kind of three-phase magnetic; The middle magnetic post of each increase by and an outside magnetic post on described two " E " font iron cores, coiling third phase coil on increased outside magnetic post; The rest may be inferred, can form the integrated coupling inductor of heterogeneous magnetic of more than three-phase.
7. the integrated coupling inductor of the heterogeneous magnetic of one according to claim 4, is characterized in that: the number of phases of the integrated coupling inductor of magnetic is three-phase, namely forms the integrated coupling inductor of a kind of three-phase magnetic; Magnetic post and an outside magnetic post in the middle of described " E " font iron core increases by one, coiling third phase coil on increased outside magnetic post; The rest may be inferred, can form the integrated coupling inductor of heterogeneous magnetic of more than three-phase.
8. the integrated coupling inductor of a kind of three-phase magnetic according to claim 5, is characterized in that: lengthened at the yoke two ends of the yoke of described " E " font iron core with " Π " font iron core; The rest may be inferred, can form the integrated coupling inductor of heterogeneous magnetic of more than three-phase.
9. the integrated coupling inductor of a kind of three-phase magnetic according to claim 6, is characterized in that: all lengthened at the yoke two ends of described two " E " font iron cores; The rest may be inferred, can form the integrated coupling inductor of heterogeneous magnetic of more than three-phase.
10. the integrated coupling inductor of a kind of three-phase magnetic according to claim 7, is characterized in that: all lengthened in the yoke two ends of described " E " font iron core and the two ends of " I " font iron core; The rest may be inferred, can form the integrated coupling inductor of heterogeneous magnetic of more than three-phase.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420513333.XU CN204632497U (en) | 2014-09-01 | 2014-09-01 | The integrated coupling inductor of a kind of heterogeneous magnetic |
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| CN201420513333.XU CN204632497U (en) | 2014-09-01 | 2014-09-01 | The integrated coupling inductor of a kind of heterogeneous magnetic |
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| CN204632497U true CN204632497U (en) | 2015-09-09 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105895302A (en) * | 2014-09-01 | 2016-08-24 | 杨玉岗 | Multiphase magnetic integration coupling inductor |
| CN106057431A (en) * | 2016-02-16 | 2016-10-26 | 中兴通讯股份有限公司 | Magnetic integrated device and power conversion circuit |
| CN106920648A (en) * | 2015-12-28 | 2017-07-04 | 杨玉岗 | A kind of multi-phase coupling inductor |
| CN110828126A (en) * | 2019-10-14 | 2020-02-21 | 华为技术有限公司 | Planar transformer and active circuit |
| US10819227B2 (en) | 2017-05-05 | 2020-10-27 | Delta Electronics (Shanghai) Co., Ltd | Power converter, inductor element and control method of phase shedding |
| WO2021248340A1 (en) * | 2020-06-10 | 2021-12-16 | 华为数字能源技术有限公司 | Inductor and related apparatus |
-
2014
- 2014-09-01 CN CN201420513333.XU patent/CN204632497U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105895302A (en) * | 2014-09-01 | 2016-08-24 | 杨玉岗 | Multiphase magnetic integration coupling inductor |
| CN106920648A (en) * | 2015-12-28 | 2017-07-04 | 杨玉岗 | A kind of multi-phase coupling inductor |
| CN106057431A (en) * | 2016-02-16 | 2016-10-26 | 中兴通讯股份有限公司 | Magnetic integrated device and power conversion circuit |
| US10819227B2 (en) | 2017-05-05 | 2020-10-27 | Delta Electronics (Shanghai) Co., Ltd | Power converter, inductor element and control method of phase shedding |
| CN110828126A (en) * | 2019-10-14 | 2020-02-21 | 华为技术有限公司 | Planar transformer and active circuit |
| WO2021248340A1 (en) * | 2020-06-10 | 2021-12-16 | 华为数字能源技术有限公司 | Inductor and related apparatus |
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| CP02 | Change in the address of a patent holder |
Address after: 125105 Longxing Home 124B-46-2, Xinghai North Street, Xingcheng City, Liaoning Province Patentee after: Yang Yugang Address before: 125105 Electrical Control College, Liaoning University of Engineering and Technology, 188 Longwan South Street, Huludao City, Liaoning Province Patentee before: Yang Yugang |
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| CP02 | Change in the address of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20180901 |
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| CF01 | Termination of patent right due to non-payment of annual fee |