CN204332615U - Integrated form core structure and Integral magnetic element - Google Patents
Integrated form core structure and Integral magnetic element Download PDFInfo
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- CN204332615U CN204332615U CN201420850509.0U CN201420850509U CN204332615U CN 204332615 U CN204332615 U CN 204332615U CN 201420850509 U CN201420850509 U CN 201420850509U CN 204332615 U CN204332615 U CN 204332615U
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Abstract
The utility model proposes a kind of integrated form core structure and Integral magnetic element.Integrated form core structure comprises at least one Transformer core structure and at least one inductance core structure; This Transformer core structure and this inductance core structure are that vertical stacking combining structure is to reduce the area of plane shared by this Transformer core structure and this inductance core structure.The utility model under guaranteed output density case, makes integrated form core structure extend along short transverse at integrated form core structure, avoids extending in the horizontal direction, thus effectively reduces floor space.
Description
Technical field
The utility model relates to a kind of integrated form core structure and Integral magnetic element.
Background technology
In recent years, the miniaturization of Switching Power Supply is an important development trend, particularly needs very large floor space at high power switching power supply.In Switching Power Supply, the ratio that the volume of magnetic element accounts for Switching Power Supply cumulative volume is the highest often, and the volume thus reducing magnetic core element is the effective means reducing whole Switching Power Supply volume.But the reduction of magnetics volume, often along with the increase of magnetic element loss, it is disadvantageous that this power density to Switching Power Supply promotes.
As shown in Figure 1, Fig. 1 is the D2D power module circuitry schematic diagram of half-bridge LLC circuit.Multiple magnetic element can be there is in most Switching Power Supply.To adopt the D2D power module of half-bridge LLC circuit, it at least comprises a transformer 101, magnetizing inductance 102 and a resonant inductance 103.Pass through integrated technology, magnetizing inductance 102 can be integrated in transformer 101, but resonant inductance 103 can not be integrated in transformer 101, therefore this power module at least comprises two magnetic elements: one is the transformer 104 being integrated with magnetizing inductance, and another is resonant inductance 103.As shown in Figure 1, transformer 104 and the resonant inductance 103 of magnetizing inductance have larger floor space, thus the floor space causing whole Switching Power Supply is larger.
Disclosed in described background technology part, above-mentioned information is only for strengthening the understanding to background of the present utility model, and therefore it can comprise the information do not formed prior art known to persons of ordinary skill in the art.
Utility model content
An object of the present utility model is to overcome the problem being difficult to take into account power density and floor space in above-mentioned existing power module, provides a kind of integrated form core structure guaranteeing effectively reduce in power density situation floor space;
An object of the present utility model is to provide a kind of Integral magnetic element with the utility model integrated form core structure.
Another aspect of the present utility model is to provide a kind of communication equipment containing the utility model integrated form core structure.Additional aspect of the present utility model and advantage will partly be set forth in the following description, and partly will become obvious from description, or can the acquistion by practice of the present utility model.
According to an aspect of the present utility model, a kind of integrated form core structure, comprises at least one Transformer core structure and at least one inductance core structure; This Transformer core structure and this inductance core structure are that vertical stacking combining structure is to reduce the area of plane shared by this Transformer core structure and this inductance core structure.
According to an execution mode of the present utility model, described Transformer core structure is U-shaped magnetic core and I type core combination.
According to an execution mode of the present utility model, described I type magnetic core has air gap.
According to an execution mode of the present utility model, described inductance core structure is EP type magnetic core and I type core combination.
According to an execution mode of the present utility model, described integrated form core structure comprises at least one the EP type core structure in vertical stacking, an I type core structure and a U-shaped core structure.
According to an execution mode of the present utility model, described EP type core structure is combined by an EP type magnetic core and a U-shaped magnetic core vertical stacking, described U-shaped magnetic core and described EP type magnetic core are separate structure, or become one bottom the bottom of described U-shaped magnetic core and described EP type magnetic core and form integrative-structure.
According to an execution mode of the present utility model, described EP type core structure is combined by an EP type magnetic core and an I type magnetic core vertical stacking, described I type magnetic core and described EP type magnetic core are separate structure, or described I type magnetic core is integrated in bottom described EP type magnetic core and forms integrative-structure.
According to an execution mode of the present utility model, described U-shaped core structure is formed by a U-shaped magnetic core and an I type magnetic core vertical stacking, described I type magnetic core and described U-shaped magnetic core are separate structure, or described I type magnetic core is integrated in bottom described U-shaped magnetic core and forms integrative-structure.
According to an execution mode of the present utility model, described I type core structure is combined by an I type magnetic core and the 2nd I type magnetic core vertical stacking, and a described I type magnetic core and described 2nd I type magnetic core are separate structure, or the structure that becomes one.
According to an execution mode of the present utility model, described Transformer core structure at least comprises: two U-shaped magnetic cores, E-type magnetic core, pot magnetic core, PQ type magnetic, one of PJ type magnetic core and RM type magnetic core.
According to an execution mode of the present utility model, described inductance core structure at least comprises: two EP magnetic cores, U-shaped magnetic core, pot magnetic core, PQ type magnetic core, one of PJ type magnetic core and RM magnetic core.
According to another aspect of the present utility model, a kind of Integral magnetic element, comprise Integral magnetic structure described in the utility model, described integrated form core structure comprises Transformer core structure and inductance core structure, described magnetic core of transformer is provided with Transformer Winding, described inductance core structure is provided with inductor winding.
According to an execution mode of the present utility model, described inductance core structure comprises an EP type magnetic core, and described inductor winding comprises at least one metal skin being placed in described EP type magnetic core.
According to an execution mode of the present utility model, described Transformer Winding is PCB winding.
According to an execution mode of the present utility model, described Transformer core structure comprises a U-shaped magnetic core, and described PCB winding is vertically inserted at the two ends of described U-shaped magnetic core.
According to an execution mode of the present utility model, described Transformer Winding is twisted wire, metal skin, round conductor or graphite.
According to an execution mode of the present utility model, described inductor winding is PCB winding, twisted wire, round conductor or graphite.
As shown from the above technical solution, the utility model at least has the following advantages and good effect:
In the utility model integrated form core structure, solve in existing power supply module by each core structure vertical stacking the problem being difficult to take into account power density and floor space.The utility model integrated form core structure comprises at least one Transformer core structure and at least one inductance core structure, and at least one Transformer core structure and at least one inductance core structure are overlapping up and down places, therefore in the constant situation of integrated form core structure overall volume, namely under guaranteed output density case, integrated form core structure is extended along short transverse, avoid extending in the horizontal direction, thus effectively reduce floor space.
Accompanying drawing explanation
Describe its example embodiment in detail by referring to accompanying drawing, above and other feature of the present utility model and advantage will become more obvious.
Fig. 1 is the D2D power module circuitry schematic diagram of half-bridge LLC circuit;
Fig. 2 a schematically shows the perspective view according to the utility model integrated form core structure first execution mode;
Fig. 2 b schematically shows the perspective view according to the utility model integrated form core structure second execution mode;
Fig. 2 c schematically shows the perspective view according to the utility model integrated form core structure the 3rd execution mode;
Fig. 2 d schematically shows the perspective view according to the utility model integrated form core structure the 4th execution mode;
Fig. 2 e schematically shows the assembly drawing of Fig. 2 d;
Fig. 3 a schematically shows the perspective view according to the utility model integrated form core structure the 5th execution mode;
Fig. 3 b schematically shows the perspective view according to the utility model integrated form core structure the 6th execution mode;
Fig. 4 a schematically shows the perspective view according to the utility model integrated form core structure the 7th execution mode;
Fig. 4 b schematically shows the perspective view according to the utility model integrated form core structure the 8th execution mode;
Fig. 4 c schematically shows the perspective view according to the utility model integrated form core structure the 9th execution mode;
Fig. 4 d schematically shows the perspective view according to the utility model integrated form core structure the tenth execution mode;
Fig. 5 a schematically shows the perspective view according to the utility model integrated form core structure the 11 execution mode;
Fig. 5 b schematically shows the perspective view according to the utility model integrated form core structure the 12 execution mode;
Fig. 6 schematically shows the perspective view according to the utility model Integral magnetic cell embodiment.
Embodiment
More fully example embodiment is described referring now to accompanying drawing.But example embodiment can be implemented in a variety of forms, and should not be understood to be limited to execution mode set forth herein; On the contrary, these execution modes are provided to make the utility model comprehensively with complete, and the design of example embodiment will be conveyed to those skilled in the art all sidedly.Reference numeral identical in figure represents same or similar structure, thus will omit their detailed description.
The utility model integrated form core structure, by by multiple core structure group stacked on top, utilizes the space on height, reduces floor space.
Integrated form core structure execution mode 1
See Fig. 2 a.The utility model integrated form core structure first execution mode, comprises an inductance core structure and a Transformer core structure.
In this first execution mode, inductance core structure vertical is stacked in the top of Transformer core structure.
Inductance core structure comprises the first magnetic core element such as I type magnetic core 201 and the second magnetic core element such as EP type magnetic core 202, I type magnetic core 201 and is positioned at above EP type magnetic core 202.Faced by EP type magnetic core 202, I type magnetic core 201 one side is end face, and this end face can arrange a groove 203, and this groove 203 may be used for arranging winding (not shown).One side contrary with its end face in EP type magnetic core 202, does not namely have the one side of groove 203 for its bottom surface.
Inductance core structure is not limited to I type magnetic core 201 and EP type magnetic core 202, and inductance core structure can also be that two EP magnetic are formed, or E-type magnetic core, also can be U-shaped or pot core structure.The structure of inductance core is not limited to core structure described here, can also be other any core shapes such as PQ type, PJ type, or RM type.
Transformer core structure comprises the 3rd magnetic core element if U-shaped magnetic core 204 and the 4th magnetic core element are as I type magnetic core 205, and U-shaped magnetic core 204 is positioned at the top of I type magnetic core 205.U-shaped magnetic core 204 has two relative side columns 206,207, and the winding of Transformer core structure can be compassingly set at two side columns 206 of U-shaped magnetic core 204, on 207, or only on a side column disposed therein.Do not have the one side of side column in U-shaped magnetic core 204 for its bottom surface, in shown in Fig. 2 a, in U-shaped magnetic core 204, the one side of contiguous EP type magnetic core 202 is its bottom surface.
In like manner, Transformer core structure is not limited thereto being made up of a U-shaped magnetic core and an I type magnetic core of enumerating in execution mode, and Transformer core structure also can be made up of two U-shaped magnetic cores.Therefore, Transformer core structure can be U-shaped, E type or pot core structure, and also can be not limited to this shape enumerated, this Transformer core structure also can comprise PQ type, and PJ type or PM type etc. be core shapes arbitrarily.
In this first execution mode, because inductance core structure vertical is stacked on above Transformer core structure, U-shaped magnetic core 204 in Transformer core structure is stacked on above I type magnetic core 205, and the floor space of whole integrated form core structure is the floor space of I type magnetic core 205.Therefore, by by stacking setting under each building block in the vertical direction in integrated form core structure, reduce the area of plane shared by integrated form core structure, namely decrease the floor space of integrated form core structure.
Integrated form core structure execution mode 2
See Fig. 2 b.The utility model integrated form core structure second execution mode, comprises the I type core structure arranged successively from top to bottom if I type magnetic core 201, EP type core structure 208 and I type core structure are as I type magnetic core 205.
The as a whole structure of EP type core structure 208, it comprises the EP type magnetic core on top and the U-shaped magnetic core of bottom, be equivalent to by EP type magnetic core separate in the first execution mode and U-shaped magnetic core in bottom integrated structure.EP type magnetic core can arrange a groove 209 at its end face, and this groove 209 may be used for arranging winding (not shown).This EP type magnetic core and the I type magnetic core 201 above it can form an inductance core structure jointly, and effect of inductance core structure can be identical with the inductance core structure in the first execution mode.U-shaped magnetic core can have two relative side columns 210,211, and two side columns 210, can arrange winding (not shown) on 211 or on one of them.U-shaped magnetic core and the I type magnetic core 205 below it can form a Transformer core structure jointly, and its effect can be identical with the Transformer core structure in the first execution mode.That is, EP type core structure 208 is functionally equivalent to the second magnetic core element in the first execution mode and the 3rd magnetic core element.
In this second execution mode, form the overlapping placement in the height direction of the I type magnetic core 201 of integrated form core structure, EP type core structure 208 and I type magnetic core 205, the floor space of integrated form core structure is the floor space of I type magnetic core 205, thus reduce the floor space of whole integrated form core structure to greatest extent, then reduce the floor space of power module.
In addition, in this second execution mode, only comprise I type magnetic core 201, EP type core structure 208 and I type magnetic core 205 3 magnetic core element, therefore assemble more convenient, quick; Be conducive to the height reducing integrated form core structure simultaneously, thus the volume of integrated form core structure can be effectively reduced while guaranteed output density, then reduce the volume of whole power module.
Integrated form core structure execution mode 3
See Fig. 2 c, the utility model integrated form core structure the 3rd execution mode, comprises a Transformer core structure and is stacked in the inductance core structure above Transformer core structure.Inductance core structure comprises the first magnetic core element of overlapping placement up and down if I type magnetic core 201 and the second magnetic core element are as EP type magnetic core 202.Transformer core structure comprises the 3rd magnetic core element of overlapping placement up and down if U-shaped magnetic core 204 and the 4th magnetic core element are as I type magnetic core 205.3rd execution mode and the first execution mode difference are:
In first execution mode, the 4th magnetic core element I type magnetic core 205 is overall structures, and the 4th magnetic core element I type magnetic core 205 in the 3rd execution mode has three articles of air gaps 212.For example, the I type magnetic core 205 in the 3rd execution mode can be spliced by adhesive by four pieces of sub-magnetic cores.Air gap 212 quantity on certain I type magnetic core 205 is not limited to three, can suitably increase or reduce.Air gap 212 is conducive to the loss reducing winding.
In 3rd execution mode, by being placed by each building block stacked on top in integrated form core structure, reduce the floor space of integrated form core structure; Meanwhile, by arranging air gap on transformer integrated form core structure, and make the winding loss of integrated form core structure lower.
Other structures of this integrated form core structure the 3rd execution mode are identical with the first execution mode, repeat no more here.
Integrated form core structure execution mode 4
See Fig. 2 d and Fig. 2 e, the utility model integrated form core structure the 4th execution mode, comprises the first magnetic core element of overlapping placement from top to bottom if I type magnetic core 201, EP type core structure 208 and the 4th magnetic core element are as I type magnetic core 205.4th execution mode and the second execution mode difference are:
In second execution mode, I type magnetic core 205 is overall structures, and I type magnetic core 205 in the 4th execution mode has three articles of air gaps 212, and the quantity of certain air gap 212 is not limited to three, can suitably increase or reduce.Air gap 212 is conducive to the loss reducing winding.
In 4th execution mode, by being placed by each building block stacked on top in integrated form core structure, reduce the floor space of integrated form core structure; Meanwhile, by arranging air gap on transformer integrated form core structure, and make the winding loss of integrated form core structure lower.
Other structures of 4th execution mode are basic identical with the second execution mode, repeat no more here.
Integrated form core structure execution mode 5
See Fig. 3 a, the utility model integrated form core structure the 5th execution mode, comprises a Transformer core structure and is stacked in the inductance core structure above Transformer core structure.Inductance core structure comprises the first magnetic core element of overlapping placement up and down if I type magnetic core 201 and the second magnetic core element are as EP type magnetic core 202.5th execution mode and the first execution mode difference are:
In first execution mode, the 3rd magnetic core element and the 4th integrated form core structure of composition Transformer core structure are U-shaped magnetic core and I type magnetic core respectively; In 5th execution mode, the 3rd magnetic core element and the 4th integrated form core structure of composition Transformer core structure are I type magnetic core and U-shaped magnetic core respectively.That is, in two execution modes, I type magnetic core and the U-shaped magnetic core of composition Transformer core structure have exchanged position.
In 5th execution mode, all parts of composition integrated form core structure is overlapping successively up and down to be placed, thus reduces the floor space of integrated form core structure.What be positioned at integrated form core structure bottom is U-shaped magnetic core 204, therefore in the 5th execution mode, the floor space of integrated form core structure is roughly equivalent to the floor space of U-shaped magnetic core 204.
Other structures of 5th execution mode are basic identical with the first execution mode, repeat no more here.
Integrated form core structure execution mode 6
See Fig. 3 b, the utility model integrated form core structure the 6th execution mode, comprises first magnetic core element of arranging successively from top to bottom if I type magnetic core 201, EP type core structure 301 and the 4th magnetic core element are as U-shaped magnetic core 204.6th execution mode and the 5th execution mode difference are:
In 5th execution mode, the EP type magnetic core 202 in inductance core structure is two independently parts with the I type magnetic core 205 in Transformer core structure; In 6th execution mode, the EP type magnetic core 202 in inductance core structure is integrated into an integrally-built EP type core structure 301 with the I type magnetic core 205 in Transformer core structure.Thus compared to the 5th execution mode, the integrated form core structure of the 6th execution mode has lower height, thus has less volume.
Other structures of 6th execution mode are basic identical with the 5th execution mode, repeat no more here.
Integrated form core structure execution mode 7
See Fig. 4 a, the utility model integrated form core structure the 7th execution mode, comprises a Transformer core structure and is stacked in the inductance core structure above Transformer core structure.Inductance core structure comprises the first magnetic core element of overlapping placement up and down if EP type magnetic core 202 and the second magnetic core element are as I type magnetic core 201.Transformer core structure comprises the 3rd magnetic core element of overlapping placement up and down if U-shaped magnetic core 204 and the 4th magnetic core element are as I type magnetic core 205.7th execution mode and the first execution mode difference are:
In first execution mode, the I type magnetic core 201 in inductance core structure is above EP type magnetic core 202; In the 7th execution mode, the I type magnetic core 201 in inductance core structure is below EP type magnetic core 202.
Other structures of 7th execution mode are basic identical with the first execution mode, repeat no more here.
Integrated form core structure execution mode 8
See Fig. 4 b, the utility model integrated form core structure the 8th execution mode, comprises first magnetic core element of arranging successively from top to bottom if EP type magnetic core 202, U-shaped core structure 401 and the 4th magnetic core element are as I type magnetic core 205.8th execution mode and the 7th execution mode difference are:
In 7th execution mode, the I type magnetic core 201 in inductance core structure is two independently parts with the U-shaped magnetic core 204 in Transformer core structure; In 8th execution mode, the I type magnetic core 201 in inductance core structure is integrated into an integrally-built EP type core structure 401 with the U-shaped magnetic core 204 in Transformer core structure.Thus compared to the 7th execution mode, the integrated form core structure of the 8th execution mode has lower height, thus has less volume.
Other structures of 8th execution mode are basic identical with the 7th execution mode, repeat no more here.
Integrated form core structure execution mode 9
See Fig. 4 c, the utility model integrated form core structure the 9th execution mode, itself and the 7th execution mode difference are:
In 7th execution mode, the I type magnetic core 205 in Transformer core structure is overall structures; In 8th execution mode, the I type magnetic core 205 in Transformer core structure has the air gap 212 that can reduce winding loss.
Other structures of 9th execution mode are basic identical with the 7th execution mode, repeat no more here.
Integrated form core structure execution mode 10
See Fig. 4 d, the utility model integrated form core structure the tenth execution mode, itself and the 8th execution mode difference are:
In 8th execution mode, the I type magnetic core 205 in Transformer core structure is overall structures; In tenth execution mode, the I type magnetic core 205 in Transformer core structure has the air gap 212 that can reduce winding loss.
Other structures of tenth execution mode are basic identical with the 8th execution mode, repeat no more here.
Integrated form core structure execution mode 11
See Fig. 5 a, the utility model integrated form core structure the 11 execution mode, comprises a Transformer core structure and is stacked in the inductance core structure above Transformer core structure.Inductance core structure comprises the first magnetic core element of overlapping placement up and down if EP type magnetic core 202 and the second magnetic core element are as I type magnetic core 201.Transformer core structure comprises the 3rd magnetic core element of overlapping placement up and down if I type magnetic core 205 and the 4th magnetic core element are as U-shaped magnetic core 204.11 execution mode and the 7th execution mode difference are:
In 7th execution mode, the I type magnetic core 205 in Transformer core structure is below U-shaped magnetic core 204; In the 11 execution mode, the I type magnetic core 205 in Transformer core structure is above U-shaped magnetic core 204.This I type magnetic core 205 or U-shaped magnetic core 204 can arrange air gap, also can arrange air gap (not shown) at I type magnetic core 205 and U-shaped magnetic core 204 simultaneously.
Other structures of 11 execution mode are basic identical with the 7th execution mode, repeat no more here.
Integrated form core structure execution mode 12
See Fig. 5 b, the utility model integrated form core structure the 12 execution mode, comprises first magnetic core element of arranging successively from top to bottom if EP type magnetic core 202, integrated core element 501 and the 4th magnetic core element are as U-shaped magnetic core 204.12 execution mode and the 11 execution mode difference are:
In 11 execution mode, the I type magnetic core 201 in inductance core structure is two independently parts with the I type magnetic core 205 in Transformer core structure; In 12 execution mode, the I type magnetic core 201 in inductance core structure is integrated into an integrally-built I type core structure 501 with the I type magnetic core 205 in Transformer core structure.Thus compared to the 12 execution mode, the integrated form core structure of the 11 execution mode has lower height, thus there is less volume.
Other structures of 12 execution mode are basic identical with the 11 execution mode, repeat no more here.
Integral magnetic cell embodiment
See Fig. 6, and combine see Fig. 2 e.The utility model Integral magnetic cell embodiment, comprises the utility model integrated form core structure.Integrated form core structure comprises Transformer core structure and inductance core structure, wherein magnetic core of transformer is provided with Transformer Winding, and inductance core structure is provided with inductor winding.Be described in detail as follows for the integrated form core structure shown in Fig. 2 e.
See Fig. 2 e, integrated form core structure comprises the first magnetic core element of overlapping placement from top to bottom if I type magnetic core 201, EP type core structure 208 and the 4th magnetic core element are as I type magnetic core 205.EP type core structure 208 comprises the EP type magnetic core on top and the U-shaped magnetic core of bottom.
EP type magnetic core in EP type core structure 208 and the I type magnetic core 201 above it can form an inductance core structure jointly, and EP type magnetic core can arrange a groove 209, can arrange inductor winding as at least one metal skin 213 in groove 209.Inductor winding is not limited with metal skins such as copper sheets, and it can also be that the winding of other types is as PCB winding, twisted wire, round conductor or graphite etc.
U-shaped magnetic core and the I type magnetic core 205 of EP type core structure 208 bottom can form a Transformer core structure jointly.I type magnetic core 205 has two relative side columns 210,211, at two side columns 210,211 or wherein, a side column can distinguish winding Transformer Winding as twisted wire (Litz Wire winding) 214.In another embodiment, Transformer Winding can also be PCB winding, and at this moment, Transformer core structure can comprise a U-shaped magnetic core, and described PCB winding is vertically inserted at the two ends of U-shaped magnetic core.In other embodiments, Transformer Winding can also be metal skin, round conductor or graphite etc.
Each integrated form core structure in the vertical direction arranged superposed in the utility model Integral magnetic element, thus floor space is little.
Below illustrative embodiments of the present utility model is illustrate and described particularly.Should be appreciated that, the utility model is not limited to disclosed execution mode, and on the contrary, the utility model intention contains and is included in various amendment in the spirit and scope of claims and equivalent arrangements.
Claims (17)
1. an integrated form core structure, is characterized in that, this integrated form core structure comprises at least one Transformer core structure and at least one inductance core structure; This Transformer core structure and this inductance core structure are that vertical stacking combining structure is to reduce the area of plane shared by this Transformer core structure and this inductance core structure.
2. integrated form core structure as claimed in claim 1, it is characterized in that, described Transformer core structure is U-shaped magnetic core and I type core combination.
3. integrated form core structure as claimed in claim 2, it is characterized in that, described I type magnetic core has air gap.
4. integrated form core structure as claimed in claim 2, it is characterized in that, described inductance core structure is EP type magnetic core and I type core combination.
5. integrated form core structure as claimed in claim 1, it is characterized in that, described integrated form core structure comprises at least one the EP type core structure in vertical stacking, an I type core structure and a U-shaped core structure.
6. integrated form core structure as claimed in claim 5, it is characterized in that, described EP type core structure is combined by an EP type magnetic core and a U-shaped magnetic core vertical stacking, described U-shaped magnetic core and described EP type magnetic core are separate structure, or become one bottom the bottom of described U-shaped magnetic core and described EP type magnetic core and form integrative-structure.
7. integrated form core structure as claimed in claim 5, it is characterized in that, described EP type core structure is combined by an EP type magnetic core and an I type magnetic core vertical stacking, described I type magnetic core and described EP type magnetic core are separate structure, or described I type magnetic core is integrated in bottom described EP type magnetic core and forms integrative-structure.
8. integrated form core structure as claimed in claim 5, it is characterized in that, described U-shaped core structure is formed by a U-shaped magnetic core and an I type magnetic core vertical stacking, described I type magnetic core and described U-shaped magnetic core are separate structure, or described I type magnetic core is integrated in bottom described U-shaped magnetic core and forms integrative-structure.
9. integrated form core structure as claimed in claim 5, it is characterized in that, described I type core structure is combined by an I type magnetic core and the 2nd I type magnetic core vertical stacking, and a described I type magnetic core and described 2nd I type magnetic core are separate structure, or the structure that becomes one.
10. integrated form core structure as claimed in claim 1, it is characterized in that, described Transformer core structure at least comprises: two U-shaped magnetic cores, E-type magnetic core, pot magnetic core, PQ type magnetic, one of PJ type magnetic core and RM type magnetic core.
11. integrated form core structures as claimed in claim 1, it is characterized in that, described inductance core structure at least comprises: two EP magnetic cores, U-shaped magnetic core, pot magnetic core, PQ type magnetic core, one of PJ type magnetic core and RM magnetic core.
12. 1 kinds of Integral magnetic elements, it is characterized in that, described Integral magnetic element comprises the Integral magnetic structure as described in any one of claim 1 ~ 11, described integrated form core structure comprises Transformer core structure and inductance core structure, described magnetic core of transformer is provided with Transformer Winding, described inductance core structure is provided with inductor winding.
13. Integral magnetic elements as claimed in claim 12, it is characterized in that, described inductance core structure comprises an EP type magnetic core, and described inductor winding comprises at least one metal skin being placed in described EP type magnetic core.
14. Integral magnetic elements as claimed in claim 12, it is characterized in that, described Transformer Winding is PCB winding.
15. Integral magnetic elements as claimed in claim 14, it is characterized in that, described Transformer core structure comprises a U-shaped magnetic core, and described PCB winding is vertically inserted at the two ends of described U-shaped magnetic core.
16. Integral magnetic elements as claimed in claim 12, it is characterized in that, described Transformer Winding is twisted wire, metal skin, round conductor or graphite.
17. Integral magnetic elements as claimed in claim 12, it is characterized in that, described inductor winding is PCB winding, twisted wire, round conductor or graphite.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420850509.0U CN204332615U (en) | 2014-12-29 | 2014-12-29 | Integrated form core structure and Integral magnetic element |
| TW104212881U TWM519803U (en) | 2014-12-29 | 2015-08-10 | Integrated type magnetic core structure and integrated magnetic device |
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| CN201420850509.0U CN204332615U (en) | 2014-12-29 | 2014-12-29 | Integrated form core structure and Integral magnetic element |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108809079A (en) * | 2017-05-05 | 2018-11-13 | 台达电子企业管理（上海）有限公司 | Power inverter, inductance element and inductance cut off control method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114520112A (en) * | 2022-01-11 | 2022-05-20 | 昆山玛冀电子有限公司 | Integrally formed inductor and manufacturing method thereof |
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2014
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108809079A (en) * | 2017-05-05 | 2018-11-13 | 台达电子企业管理（上海）有限公司 | Power inverter, inductance element and inductance cut off control method |
| CN108809079B (en) * | 2017-05-05 | 2019-11-05 | 台达电子企业管理（上海）有限公司 | Power inverter, inductance element and inductance cut off control method |
| US10819227B2 (en) | 2017-05-05 | 2020-10-27 | Delta Electronics (Shanghai) Co., Ltd | Power converter, inductor element and control method of phase shedding |
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| TWM519803U (en) | 2016-04-01 |
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