CN107046770A - Core structure and power model - Google Patents
Core structure and power model Download PDFInfo
- Publication number
- CN107046770A CN107046770A CN201710241141.6A CN201710241141A CN107046770A CN 107046770 A CN107046770 A CN 107046770A CN 201710241141 A CN201710241141 A CN 201710241141A CN 107046770 A CN107046770 A CN 107046770A
- Authority
- CN
- China
- Prior art keywords
- magnet
- core structure
- circuit board
- coil
- power model
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- H05K1/181—Printed circuits structurally associated with non-printed electric components associated with surface mounted components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0201—Thermal arrangements, e.g. for cooling, heating or preventing overheating
- H05K1/0203—Cooling of mounted components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/06—Thermal details
- H05K2201/066—Heatsink mounted on the surface of the PCB
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/08—Magnetic details
- H05K2201/083—Magnetic materials
- H05K2201/086—Magnetic materials for inductive purposes, e.g. printed inductor with ferrite core
Abstract
The present invention relates to a kind of core structure and power model, for winding or being inserted in coil, and it is suitably mounted on circuit board, including the first magnet, it is integral type structure, for the first surface installed in circuit board;Second magnet, for the second surface installed in circuit board;First magnet and the second magnet are connected with each other through circuit board;Each second magnet is used to winding or being inserted in coil after being connected with the first magnet.The core structure, by the way that the first magnet of integral structure to be arranged on to the first surface of circuit board, increases the area of dissipation of magnetic core;The power model, heat dispersion is strengthened by using above-mentioned core structure, improves magnetic core hot localised points, and the heat that effectively can be produced power device is radiated by above-mentioned core structure, it is ensured that the stability of power device in the operating condition;And above-mentioned core structure and power device simplify and process are made, and reduce cost.
Description
Technical field
The present invention relates to technical field of electronic devices, more particularly to a kind of core structure and power model.
Background technology
With the development of science and technology, the speed of service of electronic product is more and more faster, and the power model in electronic product towards
High power, the trend development of small size, power device can distribute amount of heat in the course of the work, therefore power model is dissipated
Heat request is more harsh.Because magnetic device self-radiating is limited in one's ability, temperature is being partially formed concentration, can cause magnetic device
Heat can not be shed in the very first time, the too high not only influence module conversion efficiency at work of component temperature, while
Have a strong impact on the service life of module.
More in the industry at present radiated using fin by the way of, but which radiates unstable and radiated
Effect is not good, can usually cause radiating unreliable because the transmission of heat by contact of fin and heater element is bad, and cost is higher.
The content of the invention
Based on this, it is necessary to which not enough for existing power model heat-sinking capability, existing radiating mode effect is not good, and cost
Higher the problem of, strengthens the core structure and power model of heat dispersion there is provided a kind of.
A kind of core structure, for winding or being inserted in coil, and is suitably mounted on circuit board, including:
First magnet, is integral type structure, for the first surface installed in circuit board;
Second magnet, for the second surface installed in circuit board;First magnet and the second magnet pass through circuit board
It is connected with each other;Each second magnet is connected with the first magnet, for winding or being inserted in coil.
In one of the embodiments, first magnet with the second magnet structure identical magnet by integrating, institute
It is at least two to state number of magnets.
In one of the embodiments, the quantity of second magnet is at least two, and each second magnet phase
Mutually separate.
In one of the embodiments, first magnet and the second magnet are connected by connecting pole.
In one of the embodiments, first magnet is provided with the first center pillar, and the second magnet is provided with the second center pillar,
First center pillar is connected with the second center pillar, forms the connecting pole.
In one of the embodiments, the connecting pole is column structure, and coil winds or is nested on the connecting pole.
In one of the embodiments, each second magnet constitutes relatively independent closed magnetic with the first magnet respectively
Road.
In one of the embodiments, it can wind or be inserted in different coils in each closed magnetic circuit.
A kind of power model, including printed circuit board and transformer and/or inductor on printed circuit board and
Its coil, the transformer and/or inductor use above-mentioned core structure, and wind or be inserted in the coil and realize transformer
And/or inductor function.
In one of the embodiments, the coil of the transformer and/or inductor winds or is nested in respectively the magnetic
On each connecting pole of cored structure.
Above-mentioned core structure, by the way that the first magnet of integral structure to be arranged on to the first surface of circuit board, increases magnetic
The area of dissipation of core, the second surface of circuit board is arranged on and mutual through circuit board and first magnet by the second magnet
Connection, can wind or be inserted in different coils and form relatively independent closed magnetic circuit;Above-mentioned power model, by using above-mentioned magnetic
Cored structure strengthens heat dispersion, and the heat that effectively can be produced magnetic core each several part dissipated by above-mentioned magnetic core total
Heat, it is ensured that the stability of magnetic core in the operating condition;And above-mentioned power model simplifies the installation procedure of core structure, reduction
Cost.
Brief description of the drawings
Fig. 1 is the structural representation of core structure described in the embodiment of the present invention;
Fig. 2 is the structural representation of power model described in the embodiment of the present invention;
Fig. 3 is the scheme of installation of core structure described in the embodiment of the present invention;
Fig. 4 is the side view of power model described in the embodiment of the present invention.
Embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In accompanying drawing
Give presently preferred embodiments of the present invention.But, the present invention can be realized in many different forms, however it is not limited to this paper institutes
The embodiment of description.On the contrary, the purpose for providing these embodiments is to make the understanding to the disclosure more thorough
Comprehensively.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The implication that technical staff is generally understood that is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that the limitation present invention.Term as used herein "and/or" includes one or more correlations
Listed Items arbitrary and all combination.
A kind of core structure and power model presented below, the core structure are used to winding or being inserted in coil, and are applied to
Install on circuit boards, the power model strengthens heat dispersion by using the core structure.
As shown in fig.1, described in the embodiment of the present invention core structure structural representation, the core structure include first
The magnet 200 of magnet 100 and second, first magnet 100 is integral type structure, for the first surface installed in circuit board,
Second magnet 200 is used for the second surface installed in circuit board, and the first surface is right in circuit board with second surface
Two vertical faces;The magnet 200 of first magnet 100 and second is connected with each other through circuit board, wherein, first magnet
100 and second magnet 200 connected by adhesive, alternatively, described adhesive can be glue;Second magnet 200 with
It is used to winding or being inserted in coil after the connection of first magnet 100.
In one embodiment, the quantity of second magnet 200 is at least two and mutually separated, each described second
Magnet 200 is connected with first magnet 100, forms multiple closed magnetic circuits;Wherein, the structure of each second magnet 200
It is identical, and the first magnet 100, by being integrated with the structure identical magnet of the second magnet 200, integrated number of magnets is
At least two, each second magnet 200 is each passed through circuit board and connected with the corresponding part of the first magnet 100, and mounting structure is such as
Shown in Fig. 3, one group of magnet of structure matching is formed;Another embodiment based on the present embodiment, each second magnet
200 can also be different structure, then first magnet 100 is integrated by the second different magnets 200.
In another embodiment, the quantity of second magnet 200 can also be one, i.e., described second magnet 200
It is also integral structure, now the second magnet 200 and the first magnet 100 are all by by the integrated identical knot of multiple single magnets
Structure, and be separately mounted to two surfaces of circuit board, form multiple closed magnetic circuits.
In one embodiment, first magnet 100 is provided with the first center pillar 110, and second magnet 200 is provided with
The quantity of the first center pillar 110 on second center pillar 210, first magnet 100 is at least two, each second magnet 200
On the quantity of the second center pillar 210 be one;Each first center pillar 110 is connected with the second center pillar 210, forms multipair connection
Post, the magnet 200 of the first magnet 100 and second is connected by the connecting pole;Wherein, the connecting pole is column structure,
Coil winds or is nested on the connecting pole.In other embodiments, center pillar can also be provided only on the first magnet 100 or
It is provided only on the second magnet 200.Another embodiment based on the present embodiment, the connecting pole can also be that other can be twined
Around or be inserted in the shape of coil, such as square shape body, cone.
In one embodiment, the material that each second magnet 200 is used is different, and first magnet 100 with
The material that second magnet 200 is used is different, after each second magnet 200 is connected with the first magnet 100, is formed relatively independent
Closed magnetic circuit, and do not interfere with each other between each closed magnetic circuit, because each second magnet 200 makes with the first magnet 100
Material is different, in the course of work of wherein any one group closed magnetic circuit, winds or is nested in the coil on connecting pole and exist
After energization, by current excitation magnetic flux, and then the magnetic line of force is produced, the magnetic line of force is distributed in independent closed magnetic circuit, without
Influence whether adjacent magnetic circuit.In another embodiment, first magnet 100 can use identical with the second magnet 200
The magnet of material, because the exciting current in every group of closed magnetic circuit is differed, therefore the magnetic line of force in each closed magnetic circuit is almost mutual
Do not influence, every group of closed magnetic circuit can work independently.
In the closed magnetic circuit work that each magnet 100 of second magnet 200 and first is constituted, each pair is by first center pillar
110 and second wind or have been inserted in different coils on the connecting pole that constitutes of center pillar 210, and the exciting current that every group of coil is produced is not
It is identical, therefore the heat that magnet in every group of closed magnetic circuit is sent is different, because first magnet 100 is integral type knot
The caloric value of structure, the magnet part for having each closed magnetic circuit on the first magnet 100, and each magnet part is not
Together, and heat on magnet can the elevated temperature that is partially transferred to rises low part from temperature rapidly, make on magnet
Heat is distributed faster, it is to avoid local temperature too high situation.
Above-mentioned core structure, by the way that the first magnet of integral structure to be arranged on to the first surface of circuit board, increases magnetic
The area of dissipation of core, the second surface of circuit board is arranged on and mutual through circuit board and first magnet by the second magnet
Connection, can wind or be inserted in different coils and form relatively independent closed magnetic circuit.
As shown in fig.2, described in the embodiment of the present invention power model structural representation, the power model include printing
Circuit board 400 and the power device 300 being arranged on the printed circuit board 400 and its coil (not marked in figure), the work(
Rate device 300 includes voltage device and/or inductor, and the transformer and/or inductor use core structure as described in Figure 1,
And wind or be inserted in the function that the coil realizes transformer and/or inductor.
The printed circuit board 400 is preset with installs the hole position of the magnet 200 of the first magnet 100 and second (in figure not
Have hole in mark, figure), the connecting pole of the center pillar 210 of the first center pillar 110 and second formation is inserted in the hole position, the transformation
The coil of device and/or inductor is wound or is nested in respectively on each connecting pole of the core structure.
In one embodiment, as shown in figure 4, described in the embodiment of the present invention power model side view, the magnetic core
The step that structure is installed in power model is:First first magnet 100 is installed in the hole position of printed circuit board 400,
Each second magnet 200 is sequentially arranged on the position matched in printed circuit board (PCB) with the first magnet 100 again, and passed through
Adhesive is connected;Because first magnet 100 is integral type integrated morphology, the peace of single magnet is reduced in installation process
Step is filled, makes the installation process of core structure more quick and precisely.
Above-mentioned power model, heat dispersion is strengthened by using above-mentioned core structure, can be effectively by each portion of magnetic core
The heat produced is divided to be radiated by above-mentioned magnetic core total, it is ensured that the stability of magnetic core in the operating condition;And above-mentioned work(
The rate module reduction installation procedure of core structure, reduces cost.
Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of core structure, for winding or being inserted in coil, and is suitably mounted on circuit board, it is characterised in that including:
First magnet, is integral type structure, for the first surface installed in circuit board;
Second magnet, for the second surface installed in circuit board;First magnet and the second magnet are mutual through circuit board
Connection;Each second magnet is connected with the first magnet, for winding or being inserted in coil.
2. core structure according to claim 1, it is characterised in that first magnet is by identical with the second magnet structure
Magnet integrate, the number of magnets be at least two.
3. core structure according to claim 1, it is characterised in that the quantity of second magnet is at least two, and
Each second magnet mutually separates.
4. core structure according to claim 1, it is characterised in that first magnet and the second magnet pass through connecting pole
Connection.
5. core structure according to claim 4, it is characterised in that first magnet is provided with the first center pillar, second
Magnet is provided with the second center pillar, and first center pillar is connected with the second center pillar, forms the connecting pole.
6. the core structure according to claim 4 or 5, it is characterised in that the connecting pole is column structure, coil winding
Or be nested on the connecting pole.
7. core structure according to claim 1, it is characterised in that each second magnet respectively with the first magnet group
Into relatively independent closed magnetic circuit.
8. core structure according to claim 7, it is characterised in that can wind or be inserted in not in each closed magnetic circuit
Same coil.
9. a kind of power model, it is characterised in that transformer including printed circuit board and on printed circuit board and/or
Inductor and its coil, the transformer and/or inductor use the core structure any one of claim 1 to 8, and
Wind or be inserted in the coil and realize transformer and/or inductor function.
10. power model according to claim 9, it is characterised in that the coil difference of the transformer and/or inductor
Wind or be nested on each connecting pole of the core structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710241141.6A CN107046770A (en) | 2017-04-13 | 2017-04-13 | Core structure and power model |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710241141.6A CN107046770A (en) | 2017-04-13 | 2017-04-13 | Core structure and power model |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107046770A true CN107046770A (en) | 2017-08-15 |
Family
ID=59545387
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710241141.6A Pending CN107046770A (en) | 2017-04-13 | 2017-04-13 | Core structure and power model |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107046770A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113851305A (en) * | 2021-09-29 | 2021-12-28 | 深圳顺络电子股份有限公司 | Flat transformer containing peripheral magnetic device and manufacturing method thereof |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6914508B2 (en) * | 2002-08-15 | 2005-07-05 | Galaxy Power, Inc. | Simplified transformer design for a switching power supply |
US7180397B1 (en) * | 2004-02-20 | 2007-02-20 | Tyco Electronics Power Systems, Inc. | Printed wiring board having edge plating interconnects |
CN102158051A (en) * | 2011-01-05 | 2011-08-17 | 华为技术有限公司 | Power supply device and manufacturing method of printed circuit board winding |
WO2014096049A1 (en) * | 2012-12-18 | 2014-06-26 | Phoenix Contact Gmbh & Co. Kg | Method for producing a magnetically permeable circuit |
US20160268034A1 (en) * | 2015-03-13 | 2016-09-15 | Bose Corporation | Planar Magnetic Components and Assemblies |
-
2017
- 2017-04-13 CN CN201710241141.6A patent/CN107046770A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6914508B2 (en) * | 2002-08-15 | 2005-07-05 | Galaxy Power, Inc. | Simplified transformer design for a switching power supply |
US7180397B1 (en) * | 2004-02-20 | 2007-02-20 | Tyco Electronics Power Systems, Inc. | Printed wiring board having edge plating interconnects |
CN102158051A (en) * | 2011-01-05 | 2011-08-17 | 华为技术有限公司 | Power supply device and manufacturing method of printed circuit board winding |
WO2014096049A1 (en) * | 2012-12-18 | 2014-06-26 | Phoenix Contact Gmbh & Co. Kg | Method for producing a magnetically permeable circuit |
US20160268034A1 (en) * | 2015-03-13 | 2016-09-15 | Bose Corporation | Planar Magnetic Components and Assemblies |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113851305A (en) * | 2021-09-29 | 2021-12-28 | 深圳顺络电子股份有限公司 | Flat transformer containing peripheral magnetic device and manufacturing method thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107005166B (en) | Insulated type buck converter | |
CN102237190B (en) | Planar transformer and manufacturing method thereof | |
JP5641230B2 (en) | Electronics | |
US9159487B2 (en) | Linear electromagnetic device | |
TWI379324B (en) | Magnetic component assembly | |
CN105706196B (en) | Electromagnetic induction device | |
US9552918B2 (en) | Magnetic device | |
JP2011530172A5 (en) | ||
CN101651031B (en) | Combined structure of transformer, system circuit board and auxiliary circuit board | |
WO2013125072A1 (en) | Power supply device, power reception device, and power supply/reception device | |
US6459586B1 (en) | Single board power supply with thermal conductors | |
US20170141695A1 (en) | Converter module, transformer module and circuit thereof | |
JP2015520948A (en) | Three phase chalk | |
KR100339563B1 (en) | Electronic parts attachment structure and its mathod | |
EP0847125A1 (en) | An assembled structure having an enlarged heat transfer area for heat radiation therefrom | |
CN107046770A (en) | Core structure and power model | |
US7459863B2 (en) | Transformer and multi-lamp driving circuit using the same | |
US20160035478A1 (en) | Magnetic device | |
US8970339B2 (en) | Integrated magnetic assemblies and methods of assembling same | |
JP6153158B2 (en) | Magnetic device | |
JP2007088131A (en) | Transformer having flat structure and inductance element | |
KR102372631B1 (en) | Planar Transformer and power supply | |
KR101759168B1 (en) | The manufacturing method of a coil-embedded heat-radiating inductor using heat-radiating powder paste and soft-magnetic powder paste and the coil-embedded heat-radiating inductor manufactured thereby | |
JP5311462B2 (en) | Multi-layer substrate transformer | |
US7705703B2 (en) | Signal distributing inductor |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170815 |
|
RJ01 | Rejection of invention patent application after publication |